Mercurial > repos > blastem
annotate debug.c @ 2171:4b47155965c8
Implement parentheses in debugger parser
author | Michael Pavone <pavone@retrodev.com> |
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date | Sat, 06 Aug 2022 15:03:07 -0700 |
parents | ada3130b1396 |
children | a00773a336d8 |
rev | line source |
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1 #include "debug.h" |
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2 #include "genesis.h" |
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3 #include "68kinst.h" |
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4 #include "segacd.h" |
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5 #include "blastem.h" |
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6 #include <stdlib.h> |
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7 #include <string.h> |
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8 #ifndef _WIN32 |
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9 #include <sys/select.h> |
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10 #endif |
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11 #include "render.h" |
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12 #include "util.h" |
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13 #include "terminal.h" |
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14 #include "z80inst.h" |
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15 |
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16 #ifdef NEW_CORE |
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17 #define Z80_OPTS opts |
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18 #else |
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19 #define Z80_OPTS options |
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20 #endif |
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21 |
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22 |
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23 |
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24 static debug_root roots[5]; |
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25 static uint32_t num_roots; |
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26 #define MAX_DEBUG_ROOTS (sizeof(roots)/sizeof(*roots)) |
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27 |
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28 debug_root *find_root(void *cpu) |
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29 { |
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30 for (uint32_t i = 0; i < num_roots; i++) |
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31 { |
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32 if (roots[i].cpu_context == cpu) { |
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33 return roots + i; |
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34 } |
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35 } |
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36 if (num_roots < MAX_DEBUG_ROOTS) { |
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37 num_roots++; |
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38 memset(roots + num_roots - 1, 0, sizeof(debug_root)); |
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39 roots[num_roots-1].cpu_context = cpu; |
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40 return roots + num_roots - 1; |
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41 } |
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42 return NULL; |
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43 } |
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44 |
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45 bp_def ** find_breakpoint(bp_def ** cur, uint32_t address) |
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46 { |
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47 while (*cur) { |
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48 if ((*cur)->address == address) { |
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49 break; |
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50 } |
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51 cur = &((*cur)->next); |
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52 } |
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53 return cur; |
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54 } |
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55 |
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56 bp_def ** find_breakpoint_idx(bp_def ** cur, uint32_t index) |
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57 { |
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58 while (*cur) { |
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59 if ((*cur)->index == index) { |
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60 break; |
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61 } |
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62 cur = &((*cur)->next); |
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63 } |
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64 return cur; |
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65 } |
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66 |
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67 typedef enum { |
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68 TOKEN_NONE, |
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69 TOKEN_NUM, |
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70 TOKEN_NAME, |
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71 TOKEN_OPER, |
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72 TOKEN_SIZE, |
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73 TOKEN_LBRACKET, |
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74 TOKEN_RBRACKET, |
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75 TOKEN_LPAREN, |
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76 TOKEN_RPAREN |
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77 } token_type; |
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78 |
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79 static const char *token_type_names[] = { |
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80 "TOKEN_NONE", |
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81 "TOKEN_NUM", |
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82 "TOKEN_NAME", |
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83 "TOKEN_OPER", |
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84 "TOKEN_SIZE", |
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85 "TOKEN_LBRACKET", |
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86 "TOKEN_RBRACKET", |
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87 "TOKEN_LPAREN", |
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88 "TOKEN_RPAREN" |
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89 }; |
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90 |
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91 typedef struct { |
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92 token_type type; |
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93 union { |
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94 char *str; |
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95 char op[3]; |
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96 uint32_t num; |
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97 } v; |
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98 } token; |
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99 |
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100 static token parse_token(char *start, char **end) |
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101 { |
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102 while(*start && isblank(*start) && *start != '\n') |
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103 { |
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104 ++start; |
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105 } |
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106 if (!*start || *start == '\n') { |
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107 return (token){ |
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108 .type = TOKEN_NONE |
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109 }; |
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110 *end = start; |
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111 } |
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112 if (*start == '$' || (*start == '0' && start[1] == 'x')) { |
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113 return (token) { |
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114 .type = TOKEN_NUM, |
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115 .v = { |
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116 .num = strtol(start + (*start == '$' ? 1 : 2), end, 16) |
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117 } |
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118 }; |
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119 } |
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120 if (isdigit(*start)) { |
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121 return (token) { |
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122 .type = TOKEN_NUM, |
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123 .v = { |
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124 .num = strtol(start, end, 10) |
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125 } |
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126 }; |
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127 } |
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128 switch (*start) |
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129 { |
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130 case '+': |
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131 case '-': |
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132 case '*': |
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133 case '/': |
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134 case '&': |
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135 case '|': |
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136 case '^': |
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137 case '~': |
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138 case '=': |
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139 case '!': |
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140 if (*start == '!' && start[1] == '=') { |
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141 *end = start + 2; |
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142 return (token) { |
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143 .type = TOKEN_OPER, |
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144 .v = { |
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145 .op = {*start, start[1], 0} |
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146 } |
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147 }; |
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148 } |
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149 *end = start + 1; |
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150 return (token) { |
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151 .type = TOKEN_OPER, |
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152 .v = { |
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153 .op = {*start, 0} |
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154 } |
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155 }; |
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156 case '.': |
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157 *end = start + 2; |
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158 return (token) { |
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159 .type = TOKEN_SIZE, |
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160 .v = { |
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161 .op = {start[1], 0} |
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162 } |
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163 }; |
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164 case '[': |
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165 *end = start + 1; |
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166 return (token) { |
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167 .type = TOKEN_LBRACKET |
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168 }; |
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169 case ']': |
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170 *end = start + 1; |
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171 return (token) { |
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172 .type = TOKEN_RBRACKET |
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173 }; |
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174 case '(': |
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175 *end = start + 1; |
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176 return (token) { |
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177 .type = TOKEN_LPAREN |
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178 }; |
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179 case ')': |
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180 *end = start + 1; |
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181 return (token) { |
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182 .type = TOKEN_RPAREN |
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183 }; |
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184 } |
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185 *end = start + 1; |
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186 while (**end && !isblank(**end) && **end != '.') |
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187 { |
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188 ++*end; |
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189 } |
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190 char *name = malloc(*end - start + 1); |
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191 memcpy(name, start, *end - start); |
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192 name[*end-start] = 0; |
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193 return (token) { |
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194 .type = TOKEN_NAME, |
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195 .v = { |
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196 .str = name |
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197 } |
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198 }; |
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199 } |
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200 |
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201 typedef enum { |
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202 EXPR_NONE, |
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203 EXPR_SCALAR, |
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204 EXPR_UNARY, |
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205 EXPR_BINARY, |
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206 EXPR_SIZE, |
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207 EXPR_MEM |
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208 } expr_type; |
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209 |
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210 typedef struct expr expr; |
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211 |
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212 struct expr { |
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213 expr_type type; |
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214 expr *left; |
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215 expr *right; |
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216 token op; |
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217 }; |
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218 |
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219 static void free_expr(expr *e) |
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220 { |
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221 if (!e) { |
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222 return; |
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223 } |
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224 free_expr(e->left); |
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225 free_expr(e->right); |
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226 if (e->op.type == TOKEN_NAME) { |
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227 free(e->op.v.str); |
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228 } |
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229 free(e); |
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230 } |
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231 |
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232 static expr *parse_scalar_or_muldiv(char *start, char **end); |
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233 static expr *parse_expression(char *start, char **end); |
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234 |
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235 static expr *parse_scalar(char *start, char **end) |
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236 { |
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237 char *after_first; |
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238 token first = parse_token(start, &after_first); |
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239 if (!first.type) { |
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240 return NULL; |
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241 } |
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242 if (first.type == TOKEN_SIZE) { |
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243 fprintf(stderr, "Unexpected TOKEN_SIZE '.%s'\n", first.v.op); |
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244 return NULL; |
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245 } |
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246 if (first.type == TOKEN_OPER) { |
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247 expr *target = parse_scalar(after_first, end); |
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248 if (!target) { |
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249 fprintf(stderr, "Unary expression %s needs value\n", first.v.op); |
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250 return NULL; |
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251 } |
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252 expr *ret = calloc(1, sizeof(expr)); |
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253 ret->type = EXPR_UNARY; |
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254 ret->op = first; |
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255 ret->left = target; |
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256 *end = after_first; |
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257 return ret; |
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258 } |
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259 if (first.type == TOKEN_LBRACKET) { |
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260 expr *ret = calloc(1, sizeof(expr)); |
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261 ret->type = EXPR_MEM; |
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262 ret->left = parse_expression(after_first, end); |
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263 if (!ret->left) { |
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264 fprintf(stderr, "Expression expected after `[`\n"); |
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265 free(ret); |
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266 return NULL; |
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267 } |
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268 token rbrack = parse_token(*end, end); |
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269 if (rbrack.type != TOKEN_RBRACKET) { |
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270 fprintf(stderr, "Missing closing `]`"); |
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271 free_expr(ret); |
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272 return NULL; |
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273 } |
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274 char *after_size; |
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275 token size = parse_token(*end, &after_size); |
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276 if (size.type == TOKEN_SIZE) { |
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277 *end = after_size; |
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278 ret->op = size; |
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279 } |
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280 return ret; |
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281 } |
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282 if (first.type == TOKEN_LPAREN) { |
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283 expr *ret = parse_expression(after_first, end); |
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284 if (!ret) { |
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285 fprintf(stderr, "Expression expected after `(`\n"); |
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286 return NULL; |
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287 } |
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288 token rparen = parse_token(*end, end); |
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289 if (rparen.type != TOKEN_RPAREN) { |
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290 fprintf(stderr, "Missing closing `)`"); |
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291 free_expr(ret); |
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292 return NULL; |
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293 } |
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294 return ret; |
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295 } |
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296 if (first.type != TOKEN_NUM && first.type != TOKEN_NAME) { |
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297 fprintf(stderr, "Unexpected token %s\n", token_type_names[first.type]); |
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298 return NULL; |
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299 } |
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300 token second = parse_token(after_first, end); |
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301 if (second.type != TOKEN_SIZE) { |
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302 expr *ret = calloc(1, sizeof(expr)); |
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303 ret->type = EXPR_SCALAR; |
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304 ret->op = first; |
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305 *end = after_first; |
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306 return ret; |
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307 } |
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308 expr *ret = calloc(1, sizeof(expr)); |
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309 ret->type = EXPR_SIZE; |
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310 ret->left = calloc(1, sizeof(expr)); |
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311 ret->left->type = EXPR_SCALAR; |
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312 ret->left->op = second; |
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313 ret->op = first; |
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314 return ret; |
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315 } |
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316 |
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317 static expr *maybe_binary(expr *left, char *start, char **end) |
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318 { |
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319 char *after_first; |
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320 token first = parse_token(start, &after_first); |
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321 if (first.type != TOKEN_OPER) { |
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322 *end = start; |
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323 return left; |
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324 } |
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325 expr *bin = calloc(1, sizeof(expr)); |
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326 bin->left = left; |
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327 bin->op = first; |
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328 bin->type = EXPR_BINARY; |
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329 switch (first.v.op[0]) |
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330 { |
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331 case '*': |
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332 case '/': |
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333 case '&': |
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334 case '|': |
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335 case '^': |
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336 bin->right = parse_scalar(after_first, end); |
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337 return maybe_binary(bin, *end, end); |
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338 case '+': |
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339 case '-': |
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340 bin->right = parse_scalar_or_muldiv(after_first, end); |
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341 return maybe_binary(bin, *end, end); |
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342 case '=': |
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343 case '!': |
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344 bin->right = parse_expression(after_first, end); |
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345 return bin; |
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346 default: |
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347 bin->left = NULL; |
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348 free(bin); |
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349 return left; |
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350 } |
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351 } |
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352 |
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353 static expr *maybe_muldiv(expr *left, char *start, char **end) |
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354 { |
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355 char *after_first; |
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356 token first = parse_token(start, &after_first); |
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357 if (first.type != TOKEN_OPER) { |
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358 *end = start; |
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359 return left; |
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360 } |
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361 expr *bin = calloc(1, sizeof(expr)); |
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362 bin->left = left; |
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363 bin->op = first; |
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364 bin->type = EXPR_BINARY; |
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365 switch (first.v.op[0]) |
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366 { |
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367 case '*': |
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368 case '/': |
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369 case '&': |
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370 case '|': |
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371 case '^': |
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372 bin->right = parse_scalar(after_first, end); |
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373 return maybe_binary(bin, *end, end); |
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374 default: |
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375 bin->left = NULL; |
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376 free(bin); |
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377 return left; |
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378 } |
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379 } |
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380 |
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381 static expr *parse_scalar_or_muldiv(char *start, char **end) |
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382 { |
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383 char *after_first; |
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384 token first = parse_token(start, &after_first); |
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385 if (!first.type) { |
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386 return NULL; |
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387 } |
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388 if (first.type == TOKEN_SIZE) { |
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389 fprintf(stderr, "Unexpected TOKEN_SIZE '.%s'\n", first.v.op); |
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390 return NULL; |
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391 } |
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392 if (first.type == TOKEN_OPER) { |
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393 expr *target = parse_scalar(after_first, end); |
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394 if (!target) { |
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395 fprintf(stderr, "Unary expression %s needs value\n", first.v.op); |
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396 return NULL; |
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397 } |
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398 expr *ret = calloc(1, sizeof(expr)); |
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399 ret->type = EXPR_UNARY; |
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400 ret->op = first; |
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401 ret->left = target; |
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402 return ret; |
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403 } |
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404 if (first.type == TOKEN_LBRACKET) { |
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405 expr *ret = calloc(1, sizeof(expr)); |
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406 ret->type = EXPR_MEM; |
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407 ret->left = parse_expression(after_first, end); |
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408 if (!ret->left) { |
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409 fprintf(stderr, "Expression expected after `[`\n"); |
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410 free(ret); |
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411 return NULL; |
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412 } |
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413 token rbrack = parse_token(*end, end); |
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414 if (rbrack.type != TOKEN_RBRACKET) { |
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415 fprintf(stderr, "Missing closing `]`"); |
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416 free_expr(ret); |
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417 return NULL; |
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418 } |
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419 char *after_size; |
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420 token size = parse_token(*end, &after_size); |
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421 if (size.type == TOKEN_SIZE) { |
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422 *end = after_size; |
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423 ret->op = size; |
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424 } |
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425 return maybe_muldiv(ret, *end, end); |
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426 } |
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427 if (first.type == TOKEN_LPAREN) { |
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428 expr *ret = parse_expression(after_first, end); |
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429 if (!ret) { |
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430 fprintf(stderr, "Expression expected after `(`\n"); |
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431 return NULL; |
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432 } |
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433 token rparen = parse_token(*end, end); |
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434 if (rparen.type != TOKEN_RPAREN) { |
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435 fprintf(stderr, "Missing closing `)`"); |
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436 free_expr(ret); |
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437 return NULL; |
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438 } |
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439 return maybe_muldiv(ret, *end, end); |
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440 } |
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441 if (first.type != TOKEN_NUM && first.type != TOKEN_NAME) { |
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442 fprintf(stderr, "Unexpected token %s\n", token_type_names[first.type]); |
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443 return NULL; |
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444 } |
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445 char *after_second; |
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446 token second = parse_token(after_first, &after_second); |
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447 if (second.type == TOKEN_OPER) { |
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448 expr *ret; |
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449 expr *bin = calloc(1, sizeof(expr)); |
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450 bin->type = EXPR_BINARY; |
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451 bin->left = calloc(1, sizeof(expr)); |
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452 bin->left->type = EXPR_SCALAR; |
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453 bin->left->op = first; |
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454 bin->op = second; |
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455 switch (second.v.op[0]) |
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456 { |
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457 case '*': |
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458 case '/': |
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459 case '&': |
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460 case '|': |
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461 case '^': |
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462 bin->right = parse_scalar(after_second, end); |
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463 return maybe_muldiv(bin, *end, end); |
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464 case '+': |
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465 case '-': |
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466 case '=': |
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467 case '!': |
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468 ret = bin->left; |
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469 bin->left = NULL; |
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470 free_expr(bin); |
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471 return ret; |
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472 default: |
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473 fprintf(stderr, "%s is not a valid binary operator\n", second.v.op); |
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474 free(bin->left); |
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475 free(bin); |
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476 return NULL; |
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477 } |
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478 } else if (second.type == TOKEN_SIZE) { |
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479 expr *value = calloc(1, sizeof(expr)); |
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480 value->type = EXPR_SIZE; |
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481 value->op = second; |
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482 value->left = calloc(1, sizeof(expr)); |
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483 value->left->type = EXPR_SCALAR; |
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484 value->left->op = first; |
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485 return maybe_muldiv(value, after_second, end); |
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486 } else { |
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487 expr *ret = calloc(1, sizeof(expr)); |
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488 ret->type = EXPR_SCALAR; |
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489 ret->op = first; |
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490 *end = after_first; |
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491 return ret; |
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492 } |
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493 } |
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494 |
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495 static expr *parse_expression(char *start, char **end) |
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496 { |
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497 char *after_first; |
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498 token first = parse_token(start, &after_first); |
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499 if (!first.type) { |
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500 return NULL; |
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501 } |
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502 if (first.type == TOKEN_SIZE) { |
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503 fprintf(stderr, "Unexpected TOKEN_SIZE '.%s'\n", first.v.op); |
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504 return NULL; |
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505 } |
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506 if (first.type == TOKEN_OPER) { |
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507 expr *target = parse_scalar(after_first, end); |
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508 if (!target) { |
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509 fprintf(stderr, "Unary expression %s needs value\n", first.v.op); |
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510 return NULL; |
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511 } |
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512 expr *ret = calloc(1, sizeof(expr)); |
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513 ret->type = EXPR_UNARY; |
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514 ret->op = first; |
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515 ret->left = target; |
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516 return ret; |
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517 } |
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518 if (first.type == TOKEN_LBRACKET) { |
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519 expr *ret = calloc(1, sizeof(expr)); |
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520 ret->type = EXPR_MEM; |
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521 ret->left = parse_expression(after_first, end); |
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522 if (!ret->left) { |
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523 fprintf(stderr, "Expression expected after `[`\n"); |
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524 free(ret); |
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525 return NULL; |
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526 } |
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527 token rbrack = parse_token(*end, end); |
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528 if (rbrack.type != TOKEN_RBRACKET) { |
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529 fprintf(stderr, "Missing closing `]`"); |
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530 free_expr(ret); |
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531 return NULL; |
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532 } |
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533 char *after_size; |
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534 token size = parse_token(*end, &after_size); |
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535 if (size.type == TOKEN_SIZE) { |
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536 *end = after_size; |
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537 ret->op = size; |
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538 } |
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539 return maybe_binary(ret, *end, end); |
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540 } |
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541 if (first.type == TOKEN_LPAREN) { |
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542 expr *ret = parse_expression(after_first, end); |
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543 if (!ret) { |
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544 fprintf(stderr, "Expression expected after `(`\n"); |
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545 return NULL; |
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546 } |
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547 token rparen = parse_token(*end, end); |
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548 if (rparen.type != TOKEN_RPAREN) { |
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549 fprintf(stderr, "Missing closing `)`"); |
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550 free_expr(ret); |
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551 return NULL; |
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552 } |
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553 return maybe_binary(ret, *end, end); |
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554 } |
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555 if (first.type != TOKEN_NUM && first.type != TOKEN_NAME) { |
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556 fprintf(stderr, "Unexpected token %s\n", token_type_names[first.type]); |
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557 return NULL; |
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558 } |
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559 char *after_second; |
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560 token second = parse_token(after_first, &after_second); |
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561 if (second.type == TOKEN_OPER) { |
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562 expr *bin = calloc(1, sizeof(expr)); |
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563 bin->type = EXPR_BINARY; |
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564 bin->left = calloc(1, sizeof(expr)); |
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565 bin->left->type = EXPR_SCALAR; |
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566 bin->left->op = first; |
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567 bin->op = second; |
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568 switch (second.v.op[0]) |
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569 { |
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570 case '*': |
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571 case '/': |
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572 case '&': |
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573 case '|': |
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574 case '^': |
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575 bin->right = parse_scalar(after_second, end); |
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576 return maybe_binary(bin, *end, end); |
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577 case '+': |
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578 case '-': |
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579 bin->right = parse_scalar_or_muldiv(after_second, end); |
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580 return maybe_binary(bin, *end, end); |
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581 case '=': |
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582 case '!': |
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583 bin->right = parse_expression(after_second, end); |
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584 return bin; |
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585 default: |
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586 fprintf(stderr, "%s is not a valid binary operator\n", second.v.op); |
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587 free(bin->left); |
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588 free(bin); |
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589 return NULL; |
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590 } |
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591 } else if (second.type == TOKEN_SIZE) { |
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592 expr *value = calloc(1, sizeof(expr)); |
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593 value->type = EXPR_SIZE; |
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594 value->op = second; |
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595 value->left = calloc(1, sizeof(expr)); |
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596 value->left->type = EXPR_SCALAR; |
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597 value->left->op = first; |
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598 return maybe_binary(value, after_second, end); |
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599 } else { |
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600 expr *ret = calloc(1, sizeof(expr)); |
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601 ret->type = EXPR_SCALAR; |
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602 ret->op = first; |
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603 *end = after_first; |
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604 return ret; |
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|
605 } |
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606 } |
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607 |
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608 typedef struct debug_context debug_context; |
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609 typedef uint8_t (*resolver)(debug_context *context, const char *name, uint32_t *out); |
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610 typedef uint8_t (*reader)(debug_context *context, uint32_t *out, char size); |
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611 |
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612 struct debug_context { |
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613 resolver resolve; |
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614 reader read_mem; |
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615 void *system; |
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616 }; |
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617 |
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Michael Pavone <pavone@retrodev.com>
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diff
changeset
|
618 uint8_t eval_expr(debug_context *context, expr *e, uint32_t *out) |
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parents:
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diff
changeset
|
619 { |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
620 uint32_t right; |
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parents:
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diff
changeset
|
621 switch(e->type) |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
622 { |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
623 case EXPR_SCALAR: |
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parents:
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diff
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|
624 if (e->op.type == TOKEN_NAME) { |
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WIP support for expression parsing in debugger
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diff
changeset
|
625 return context->resolve(context, e->op.v.str, out); |
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WIP support for expression parsing in debugger
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diff
changeset
|
626 } else { |
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WIP support for expression parsing in debugger
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diff
changeset
|
627 *out = e->op.v.num; |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
628 return 1; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
629 } |
cb9572145f8e
WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
630 case EXPR_UNARY: |
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parents:
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diff
changeset
|
631 if (!eval_expr(context, e->left, out)) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
632 return 0; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
633 } |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
634 switch (e->op.v.op[0]) |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
635 { |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
636 case '!': |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
637 *out = !*out; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
638 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
639 case '~': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
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diff
changeset
|
640 *out = ~*out; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
641 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
642 case '-': |
cb9572145f8e
WIP support for expression parsing in debugger
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diff
changeset
|
643 *out = -*out; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
644 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
645 default: |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
646 return 0; |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
647 } |
cb9572145f8e
WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
648 return 1; |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
649 case EXPR_BINARY: |
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Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
650 if (!eval_expr(context, e->left, out) || !eval_expr(context, e->right, &right)) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
651 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
652 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
653 switch (e->op.v.op[0]) |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
654 { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
655 case '+': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
656 *out += right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
657 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
658 case '-': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
659 *out -= right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
660 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
661 case '*': |
cb9572145f8e
WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
662 *out *= right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
663 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
664 case '/': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
665 *out /= right; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
666 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
667 case '&': |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
668 *out &= right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
669 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
670 case '|': |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
671 *out |= right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
672 break; |
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WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
673 case '^': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
674 *out ^= right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
675 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
676 case '=': |
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WIP support for expression parsing in debugger
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parents:
2133
diff
changeset
|
677 *out = *out == right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
678 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
679 case '!': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
680 *out = *out != right; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
681 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
682 default: |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
683 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
684 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
685 return 1; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
686 case EXPR_SIZE: |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
687 if (!eval_expr(context, e->left, out)) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
688 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
689 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
690 switch (e->op.v.op[0]) |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
691 { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
692 case 'b': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
693 *out &= 0xFF; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
694 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
695 case 'w': |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
696 *out &= 0xFFFF; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
697 break; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
698 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
699 return 1; |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
700 case EXPR_MEM: |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
701 if (!eval_expr(context, e->left, out)) { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
702 return 0; |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
703 } |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
704 return context->read_mem(context, out, e->op.v.op[0]); |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
705 default: |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
706 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
707 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
708 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
709 |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
710 void add_display(disp_def ** head, uint32_t *index, char format_char, char * param) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
711 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
712 disp_def * ndisp = malloc(sizeof(*ndisp)); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
713 ndisp->format_char = format_char; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
714 ndisp->param = strdup(param); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
715 ndisp->next = *head; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
716 ndisp->index = *index++; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
717 *head = ndisp; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
718 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
719 |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
720 void remove_display(disp_def ** head, uint32_t index) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
721 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
722 while (*head) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
723 if ((*head)->index == index) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
724 disp_def * del_disp = *head; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
725 *head = del_disp->next; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
726 free(del_disp->param); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
727 free(del_disp); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
728 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
729 head = &(*head)->next; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
730 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
731 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
732 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
733 |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
734 char * find_param(char * buf) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
735 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
736 for (; *buf; buf++) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
737 if (*buf == ' ') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
738 if (*(buf+1)) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
739 return buf+1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
740 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
741 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
742 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
743 return NULL; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
744 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
745 |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
746 void strip_nl(char * buf) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
747 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
748 for(; *buf; buf++) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
749 if (*buf == '\n') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
750 *buf = 0; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
751 return; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
752 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
753 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
754 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
755 |
1965
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
756 static uint8_t m68k_read_byte(uint32_t address, m68k_context *context) |
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
757 { |
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
758 //TODO: share this implementation with GDB debugger |
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
759 return read_byte(address, (void **)context->mem_pointers, &context->options->gen, context); |
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
760 } |
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
761 |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
762 static uint16_t m68k_read_word(uint32_t address, m68k_context *context) |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
763 { |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
764 return read_word(address, (void **)context->mem_pointers, &context->options->gen, context); |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
765 } |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
766 |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
767 static uint32_t m68k_read_long(uint32_t address, m68k_context *context) |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
768 { |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
769 return m68k_read_word(address, context) << 16 | m68k_read_word(address + 2, context); |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
770 } |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
771 |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
772 static uint8_t read_m68k(m68k_context *context, uint32_t *out, char size) |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
773 { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
774 if (size == 'b') { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
775 *out = m68k_read_byte(*out, context); |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
776 } else if (size == 'l') { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
777 *out = m68k_read_long(*out, context); |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
778 } else { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
779 *out = m68k_read_word(*out, context); |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
780 } |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
781 return 1; |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
782 } |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
783 |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
784 static uint8_t read_genesis(debug_context *context, uint32_t *out, char size) |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
785 { |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
786 genesis_context *gen = context->system; |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
787 return read_m68k(gen->m68k, out, size); |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
788 } |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
789 |
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
790 static uint8_t resolve_m68k(m68k_context *context, const char *name, uint32_t *out) |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
791 { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
792 if (name[0] == 'd' && name[1] >= '0' && name[1] <= '7') { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
793 *out = context->dregs[name[1]-'0']; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
794 } else if (name[0] == 'a' && name[1] >= '0' && name[1] <= '7') { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
795 *out = context->aregs[name[1]-'0']; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
796 } else if (name[0] == 's' && name[1] == 'r') { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
797 *out = context->status << 8; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
798 for (int flag = 0; flag < 5; flag++) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
799 *out |= context->flags[flag] << (4-flag); |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
800 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
801 } else if(name[0] == 'c') { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
802 *out = context->current_cycle; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
803 } else if (name[0] == 'p' && name[1] == 'c') { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
804 //FIXME |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
805 //*out = address; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
806 } else { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
807 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
808 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
809 return 1; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
810 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
811 |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
812 static uint8_t resolve_genesis(debug_context *context, const char *name, uint32_t *out) |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
813 { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
814 genesis_context *gen = context->system; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
815 if (resolve_m68k(gen->m68k, name, out)) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
816 return 1; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
817 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
818 if (!strcmp(name, "f") || !strcmp(name, "frame")) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
819 *out = gen->vdp->frame; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
820 return 1; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
821 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
822 return 0; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
823 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
824 |
1923
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
825 void debugger_print(m68k_context *context, char format_char, char *param, uint32_t address) |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
826 { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
827 uint32_t value; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
828 char format[8]; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
829 strcpy(format, "%s: %d\n"); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
830 switch (format_char) |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
831 { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
832 case 'x': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
833 case 'X': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
834 case 'd': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
835 case 'c': |
2112
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
836 case 's': |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
837 format[5] = format_char; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
838 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
839 case '\0': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
840 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
841 default: |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
842 fprintf(stderr, "Unrecognized format character: %c\n", format_char); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
843 } |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
844 debug_context c = { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
845 .resolve = resolve_genesis, |
2170
ada3130b1396
Add memory indirection syntax to debugger parser/evaluator
Michael Pavone <pavone@retrodev.com>
parents:
2169
diff
changeset
|
846 .read_mem = read_genesis, |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
847 .system = context->system |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
848 }; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
849 char *after; |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
850 expr *e = parse_expression(param, &after); |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
851 if (e) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
852 if (!eval_expr(&c, e, &value)) { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
853 fprintf(stderr, "Failed to eval %s\n", param); |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
854 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
855 free_expr(e); |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
856 } else { |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
857 fprintf(stderr, "Failed to parse %s\n", param); |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
858 } |
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
859 /* |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
860 if (param[0] == 'd' && param[1] >= '0' && param[1] <= '7') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
861 value = context->dregs[param[1]-'0']; |
1312
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
862 if (param[2] == '.') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
863 if (param[3] == 'w') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
864 value &= 0xFFFF; |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
865 } else if (param[3] == 'b') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
866 value &= 0xFF; |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
867 } |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
868 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
869 } else if (param[0] == 'a' && param[1] >= '0' && param[1] <= '7') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
870 value = context->aregs[param[1]-'0']; |
1312
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
871 if (param[2] == '.') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
872 if (param[3] == 'w') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
873 value &= 0xFFFF; |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
874 } else if (param[3] == 'b') { |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
875 value &= 0xFF; |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
876 } |
9ab3f6781202
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
Michael Pavone <pavone@retrodev.com>
parents:
1311
diff
changeset
|
877 } |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
878 } else if (param[0] == 's' && param[1] == 'r') { |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
879 value = (context->status << 8); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
880 for (int flag = 0; flag < 5; flag++) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
881 value |= context->flags[flag] << (4-flag); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
882 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
883 } else if(param[0] == 'c') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
884 value = context->current_cycle; |
1311
26bdbf1f7e33
Allow printing current frame number in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1310
diff
changeset
|
885 } else if(param[0] == 'f') { |
26bdbf1f7e33
Allow printing current frame number in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1310
diff
changeset
|
886 genesis_context *gen = context->system; |
26bdbf1f7e33
Allow printing current frame number in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1310
diff
changeset
|
887 value = gen->vdp->frame; |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
888 } else if (param[0] == 'p' && param[1] == 'c') { |
1923
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
889 value = address; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
890 } else if ((param[0] == '0' && param[1] == 'x') || param[0] == '$') { |
1314
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
891 char *after; |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
892 uint32_t p_addr = strtol(param+(param[0] == '0' ? 2 : 1), &after, 16); |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
893 if (after[0] == '.' && after[1] == 'l') { |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
894 value = m68k_read_long(p_addr, context); |
1963
495569c1dc61
Add support for printing a byte from memory in native debugger. Add stubs for GDB commands qThreadExtraInfo and qP
Eric Fry <yuv422@users.noreply.github.com>
parents:
1923
diff
changeset
|
895 } else if (after[0] == '.' && after[1] == 'b') { |
1965
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
896 value = m68k_read_byte(p_addr, context); |
1314
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
897 } else { |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
898 value = m68k_read_word(p_addr, context); |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
899 } |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
900 } else if(param[0] == '(' && (param[1] == 'a' || param[1] == 'd') && param[2] >= '0' && param[2] <= '7' && param[3] == ')') { |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
901 uint8_t reg = param[2] - '0'; |
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
902 uint32_t p_addr = param[1] == 'a' ? context->aregs[reg] : context->dregs[reg]; |
1314
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
903 if (param[4] == '.' && param[5] == 'l') { |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
904 value = m68k_read_long(p_addr, context); |
1963
495569c1dc61
Add support for printing a byte from memory in native debugger. Add stubs for GDB commands qThreadExtraInfo and qP
Eric Fry <yuv422@users.noreply.github.com>
parents:
1923
diff
changeset
|
905 } else if (param[4] == '.' && param[5] == 'b') { |
1965
3a46ff899fa6
More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes
Michael Pavone <pavone@retrodev.com>
parents:
1963
diff
changeset
|
906 value = m68k_read_byte(p_addr, context); |
1314
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
907 } else { |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
908 value = m68k_read_word(p_addr, context); |
ae932ca28282
Allow a .l suffix to a memory print command to allow fetching and printing a longword
Michael Pavone <pavone@retrodev.com>
parents:
1313
diff
changeset
|
909 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
910 } else { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
911 fprintf(stderr, "Unrecognized parameter to p: %s\n", param); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
912 return; |
2169
cb9572145f8e
WIP support for expression parsing in debugger
Michael Pavone <pavone@retrodev.com>
parents:
2133
diff
changeset
|
913 }*/ |
2112
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
914 if (format_char == 's') { |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
915 char tmp[128]; |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
916 int i; |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
917 for (i = 0; i < sizeof(tmp)-1; i++, value++) |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
918 { |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
919 char c = m68k_read_byte(value, context); |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
920 if (c < 0x20 || c > 0x7F) { |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
921 break; |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
922 } |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
923 tmp[i] = c; |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
924 } |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
925 tmp[i] = 0; |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
926 printf(format, param, tmp); |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
927 } else { |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
928 printf(format, param, value); |
3abb64bd0da6
Add support for printing strings in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
2107
diff
changeset
|
929 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
930 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
931 |
565
9324f721efa6
Add a separate flag/define for disabling the Z80 at compile time to ease refactoring
Michael Pavone <pavone@retrodev.com>
parents:
548
diff
changeset
|
932 #ifndef NO_Z80 |
548
a3afee2271ce
Initial work on the x86-32 target
Michael Pavone <pavone@retrodev.com>
parents:
525
diff
changeset
|
933 |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
934 void zdebugger_print(z80_context * context, char format_char, char * param) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
935 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
936 uint32_t value; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
937 char format[8]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
938 strcpy(format, "%s: %d\n"); |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
985
diff
changeset
|
939 genesis_context *system = context->system; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
940 switch (format_char) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
941 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
942 case 'x': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
943 case 'X': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
944 case 'd': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
945 case 'c': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
946 format[5] = format_char; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
947 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
948 case '\0': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
949 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
950 default: |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
951 fprintf(stderr, "Unrecognized format character: %c\n", format_char); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
952 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
953 switch (param[0]) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
954 { |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
955 #ifndef NEW_CORE |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
956 case 'a': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
957 if (param[1] == 'f') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
958 if(param[2] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
959 value = context->alt_regs[Z80_A] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
960 value |= context->alt_flags[ZF_S] << 7; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
961 value |= context->alt_flags[ZF_Z] << 6; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
962 value |= context->alt_flags[ZF_H] << 4; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
963 value |= context->alt_flags[ZF_PV] << 2; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
964 value |= context->alt_flags[ZF_N] << 1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
965 value |= context->alt_flags[ZF_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
966 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
967 value = context->regs[Z80_A] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
968 value |= context->flags[ZF_S] << 7; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
969 value |= context->flags[ZF_Z] << 6; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
970 value |= context->flags[ZF_H] << 4; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
971 value |= context->flags[ZF_PV] << 2; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
972 value |= context->flags[ZF_N] << 1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
973 value |= context->flags[ZF_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
974 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
975 } else if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
976 value = context->alt_regs[Z80_A]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
977 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
978 value = context->regs[Z80_A]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
979 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
980 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
981 case 'b': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
982 if (param[1] == 'c') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
983 if(param[2] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
984 value = context->alt_regs[Z80_B] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
985 value |= context->alt_regs[Z80_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
986 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
987 value = context->regs[Z80_B] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
988 value |= context->regs[Z80_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
989 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
990 } else if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
991 value = context->alt_regs[Z80_B]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
992 } else if(param[1] == 'a') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
993 value = context->bank_reg << 15; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
994 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
995 value = context->regs[Z80_B]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
996 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
997 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
998 case 'c': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
999 if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1000 value = context->alt_regs[Z80_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1001 } else if(param[1] == 'y') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1002 value = context->current_cycle; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1003 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1004 value = context->regs[Z80_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1005 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1006 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1007 case 'd': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1008 if (param[1] == 'e') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1009 if(param[2] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1010 value = context->alt_regs[Z80_D] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1011 value |= context->alt_regs[Z80_E]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1012 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1013 value = context->regs[Z80_D] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1014 value |= context->regs[Z80_E]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1015 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1016 } else if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1017 value = context->alt_regs[Z80_D]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1018 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1019 value = context->regs[Z80_D]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1020 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1021 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1022 case 'e': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1023 if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1024 value = context->alt_regs[Z80_E]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1025 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1026 value = context->regs[Z80_E]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1027 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1028 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1029 case 'f': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1030 if(param[2] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1031 value = context->alt_flags[ZF_S] << 7; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1032 value |= context->alt_flags[ZF_Z] << 6; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1033 value |= context->alt_flags[ZF_H] << 4; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1034 value |= context->alt_flags[ZF_PV] << 2; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1035 value |= context->alt_flags[ZF_N] << 1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1036 value |= context->alt_flags[ZF_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1037 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1038 value = context->flags[ZF_S] << 7; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1039 value |= context->flags[ZF_Z] << 6; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1040 value |= context->flags[ZF_H] << 4; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1041 value |= context->flags[ZF_PV] << 2; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1042 value |= context->flags[ZF_N] << 1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1043 value |= context->flags[ZF_C]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1044 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1045 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1046 case 'h': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1047 if (param[1] == 'l') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1048 if(param[2] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1049 value = context->alt_regs[Z80_H] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1050 value |= context->alt_regs[Z80_L]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1051 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1052 value = context->regs[Z80_H] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1053 value |= context->regs[Z80_L]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1054 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1055 } else if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1056 value = context->alt_regs[Z80_H]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1057 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1058 value = context->regs[Z80_H]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1059 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1060 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1061 case 'l': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1062 if(param[1] == '\'') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1063 value = context->alt_regs[Z80_L]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1064 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1065 value = context->regs[Z80_L]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1066 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1067 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1068 case 'i': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1069 if(param[1] == 'x') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1070 if (param[2] == 'h') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1071 value = context->regs[Z80_IXH]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1072 } else if(param[2] == 'l') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1073 value = context->regs[Z80_IXL]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1074 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1075 value = context->regs[Z80_IXH] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1076 value |= context->regs[Z80_IXL]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1077 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1078 } else if(param[1] == 'y') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1079 if (param[2] == 'h') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1080 value = context->regs[Z80_IYH]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1081 } else if(param[2] == 'l') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1082 value = context->regs[Z80_IYL]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1083 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1084 value = context->regs[Z80_IYH] << 8; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1085 value |= context->regs[Z80_IYL]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1086 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1087 } else if(param[1] == 'n') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1088 value = context->int_cycle; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1089 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '1') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1090 value = context->iff1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1091 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '2') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1092 value = context->iff2; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1093 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1094 value = context->im; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1095 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1096 break; |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1097 #endif |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1098 case 's': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1099 if (param[1] == 'p') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1100 value = context->sp; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1101 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1102 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1103 case '0': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1104 if (param[1] == 'x') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1105 uint16_t p_addr = strtol(param+2, NULL, 16); |
1920
7b41cb36e7df
Use proper memory map in Z80 debugger for memory printing
Michael Pavone <pavone@retrodev.com>
parents:
1752
diff
changeset
|
1106 value = read_byte(p_addr, (void **)context->mem_pointers, &context->options->gen, context); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1107 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1108 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1109 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1110 printf(format, param, value); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1111 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1112 |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1113 z80_context * zdebugger(z80_context * context, uint16_t address) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1114 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1115 static char last_cmd[1024]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1116 char input_buf[1024]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1117 z80inst inst; |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
985
diff
changeset
|
1118 genesis_context *system = context->system; |
794
792be135d3af
Spawn a terminal for the debugger when needed if we are not already attached to one
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
1119 init_terminal(); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1120 //Check if this is a user set breakpoint, or just a temporary one |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1121 debug_root *root = find_root(context); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1122 if (!root) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1123 return context; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1124 } |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1125 bp_def ** this_bp = find_breakpoint(&root->breakpoints, address); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1126 if (*this_bp) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1127 printf("Z80 Breakpoint %d hit\n", (*this_bp)->index); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1128 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1129 zremove_breakpoint(context, address); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1130 } |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1131 uint8_t * pc = get_native_pointer(address, (void **)context->mem_pointers, &context->Z80_OPTS->gen); |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1132 if (!pc) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1133 fatal_error("Failed to get native pointer on entering Z80 debugger at address %X\n", address); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1134 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1135 for (disp_def * cur = root->displays; cur; cur = cur->next) { |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1136 zdebugger_print(context, cur->format_char, cur->param); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1137 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1138 uint8_t * after_pc = z80_decode(pc, &inst); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1139 z80_disasm(&inst, input_buf, address); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1140 printf("%X:\t%s\n", address, input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1141 uint16_t after = address + (after_pc-pc); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1142 int debugging = 1; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1143 while(debugging) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1144 fputs(">", stdout); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1145 if (!fgets(input_buf, sizeof(input_buf), stdin)) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1146 fputs("fgets failed", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1147 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1148 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1149 strip_nl(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1150 //hitting enter repeats last command |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1151 if (input_buf[0]) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1152 strcpy(last_cmd, input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1153 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1154 strcpy(input_buf, last_cmd); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1155 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1156 char * param; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1157 char format[8]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1158 uint32_t value; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1159 bp_def * new_bp; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1160 switch(input_buf[0]) |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1161 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1162 case 'a': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1163 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1164 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1165 fputs("a command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1166 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1167 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1168 value = strtol(param, NULL, 16); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1169 zinsert_breakpoint(context, value, (uint8_t *)zdebugger); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1170 debugging = 0; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1171 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1172 case 'b': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1173 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1174 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1175 fputs("b command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1176 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1177 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1178 value = strtol(param, NULL, 16); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1179 zinsert_breakpoint(context, value, (uint8_t *)zdebugger); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1180 new_bp = malloc(sizeof(bp_def)); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1181 new_bp->next = root->breakpoints; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1182 new_bp->address = value; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1183 new_bp->index = root->bp_index++; |
867
bacd67a82d58
Properly initialize commands when adding a new breakpoint
Michael Pavone <pavone@retrodev.com>
parents:
865
diff
changeset
|
1184 new_bp->commands = NULL; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1185 root->breakpoints = new_bp; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1186 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1187 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1188 case 'c': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1189 puts("Continuing"); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1190 debugging = 0; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1191 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1192 case 'd': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1193 if (input_buf[1] == 'i') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1194 char format_char = 0; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1195 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1196 if (input_buf[i] == '/') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1197 format_char = input_buf[i+1]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1198 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1199 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1200 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1201 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1202 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1203 fputs("display command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1204 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1205 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1206 zdebugger_print(context, format_char, param); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1207 add_display(&root->displays, &root->disp_index, format_char, param); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1208 } else if (input_buf[1] == 'e' || input_buf[1] == ' ') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1209 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1210 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1211 fputs("delete command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1212 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1213 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1214 if (param[0] >= '0' && param[0] <= '9') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1215 value = atoi(param); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1216 this_bp = find_breakpoint_idx(&root->breakpoints, value); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1217 if (!*this_bp) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1218 fprintf(stderr, "Breakpoint %d does not exist\n", value); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1219 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1220 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1221 new_bp = *this_bp; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1222 zremove_breakpoint(context, new_bp->address); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1223 *this_bp = new_bp->next; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1224 free(new_bp); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1225 } else if (param[0] == 'd') { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1226 param = find_param(param); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1227 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1228 fputs("delete display command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1229 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1230 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1231 remove_display(&root->displays, atoi(param)); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1232 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1233 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1234 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1235 case 'n': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1236 //TODO: Handle conditional branch instructions |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1237 if (inst.op == Z80_JP) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1238 if (inst.addr_mode == Z80_IMMED) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1239 after = inst.immed; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1240 } else if (inst.ea_reg == Z80_HL) { |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1241 #ifndef NEW_CORE |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1242 after = context->regs[Z80_H] << 8 | context->regs[Z80_L]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1243 } else if (inst.ea_reg == Z80_IX) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1244 after = context->regs[Z80_IXH] << 8 | context->regs[Z80_IXL]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1245 } else if (inst.ea_reg == Z80_IY) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1246 after = context->regs[Z80_IYH] << 8 | context->regs[Z80_IYL]; |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1247 #endif |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1248 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1249 } else if(inst.op == Z80_JR) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1250 after += inst.immed; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1251 } else if(inst.op == Z80_RET) { |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1252 uint8_t *sp = get_native_pointer(context->sp, (void **)context->mem_pointers, &context->Z80_OPTS->gen); |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1253 if (sp) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1254 after = *sp; |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1255 sp = get_native_pointer((context->sp + 1) & 0xFFFF, (void **)context->mem_pointers, &context->Z80_OPTS->gen); |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1256 if (sp) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1257 after |= *sp << 8; |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1258 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1259 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1260 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1261 zinsert_breakpoint(context, after, (uint8_t *)zdebugger); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1262 debugging = 0; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1263 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1264 case 'p': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1265 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1266 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1267 fputs("p command requires a parameter\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1268 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1269 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1270 zdebugger_print(context, input_buf[1] == '/' ? input_buf[2] : 0, param); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1271 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1272 case 'q': |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1273 puts("Quitting"); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1274 exit(0); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1275 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1276 case 's': { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1277 param = find_param(input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1278 if (!param) { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1279 fputs("s command requires a file name\n", stderr); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1280 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1281 } |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1282 memmap_chunk const *ram_chunk = NULL; |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1283 for (int i = 0; i < context->Z80_OPTS->gen.memmap_chunks; i++) |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1284 { |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1285 memmap_chunk const *cur = context->Z80_OPTS->gen.memmap + i; |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1286 if (cur->flags & MMAP_WRITE) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1287 ram_chunk = cur; |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1288 break; |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1289 } |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1290 } |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1291 if (ram_chunk) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1292 uint32_t size = ram_chunk->end - ram_chunk->start; |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1293 if (size > ram_chunk->mask) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1294 size = ram_chunk->mask+1; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1295 } |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1296 uint8_t *buf = get_native_pointer(ram_chunk->start, (void **)context->mem_pointers, &context->Z80_OPTS->gen); |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1297 FILE * f = fopen(param, "wb"); |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1298 if (f) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1299 if(fwrite(buf, 1, size, f) != size) { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1300 fputs("Error writing file\n", stderr); |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1301 } |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1302 fclose(f); |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1303 printf("Wrote %d bytes to %s\n", size, param); |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1304 } else { |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1305 fprintf(stderr, "Could not open %s for writing\n", param); |
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1306 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1307 } else { |
1129
6b5c92b6205c
Enabled Z80 debugger in PBC mode
Michael Pavone <pavone@retrodev.com>
parents:
1111
diff
changeset
|
1308 fputs("Failed to find a RAM memory chunk\n", stderr); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1309 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1310 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1311 } |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1312 case '?': |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1313 print_z80_help(); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1314 break; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1315 default: |
1149
6b0da6021544
Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
Michael Pavone <pavone@retrodev.com>
parents:
1130
diff
changeset
|
1316 if ( |
1752
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1317 !context->Z80_OPTS->gen.debug_cmd_handler |
d6d4c006a7b3
Initial attempt at interrupts in new Z80 core and integrating it into main executable
Michael Pavone <pavone@retrodev.com>
parents:
1630
diff
changeset
|
1318 || !context->Z80_OPTS->gen.debug_cmd_handler(&system->header, input_buf) |
1149
6b0da6021544
Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
Michael Pavone <pavone@retrodev.com>
parents:
1130
diff
changeset
|
1319 ) { |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1320 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf); |
1149
6b0da6021544
Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
Michael Pavone <pavone@retrodev.com>
parents:
1130
diff
changeset
|
1321 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1322 break; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1323 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1324 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1325 return context; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1326 } |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1327 |
548
a3afee2271ce
Initial work on the x86-32 target
Michael Pavone <pavone@retrodev.com>
parents:
525
diff
changeset
|
1328 #endif |
a3afee2271ce
Initial work on the x86-32 target
Michael Pavone <pavone@retrodev.com>
parents:
525
diff
changeset
|
1329 |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1330 int run_debugger_command(m68k_context *context, uint32_t address, char *input_buf, m68kinst inst, uint32_t after); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1331 int run_genesis_debugger_command(m68k_context *context, uint32_t address, char *input_buf) |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1332 { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1333 genesis_context * gen = context->system; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1334 char *param; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1335 uint32_t value; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1336 bp_def *new_bp; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1337 switch (input_buf[0]) |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1338 { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1339 case 'v': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1340 //VDP debug commands |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1341 switch(input_buf[1]) |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1342 { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1343 case 's': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1344 vdp_print_sprite_table(gen->vdp); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1345 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1346 case 'r': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1347 vdp_print_reg_explain(gen->vdp); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1348 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1349 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1350 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1351 case 'y': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1352 //YM-2612 debug commands |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1353 switch(input_buf[1]) |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1354 { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1355 case 'c': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1356 if (input_buf[2] == ' ') { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1357 int channel = atoi(input_buf+3)-1; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1358 ym_print_channel_info(gen->ym, channel); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1359 } else { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1360 for (int i = 0; i < 6; i++) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1361 ym_print_channel_info(gen->ym, i); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1362 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1363 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1364 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1365 case 't': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1366 ym_print_timer_info(gen->ym); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1367 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1368 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1369 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1370 case 'u': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1371 if (gen->expansion) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1372 segacd_context *cd = gen->expansion; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1373 if (input_buf[1]) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1374 //TODO: filter out commands that are unsafe to run when we don't have the current Sub CPU address |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1375 run_debugger_command(cd->m68k, 0, input_buf + 1, (m68kinst){}, 0); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1376 } else { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1377 cd->enter_debugger = 1; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1378 return 0; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1379 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1380 } else { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1381 fputs("u command only valid when Sega/Mega CD is active\n", stderr); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1382 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1383 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1384 #ifndef NO_Z80 |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1385 case 'z': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1386 //Z80 debug commands |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1387 switch(input_buf[1]) |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1388 { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1389 case 'b': { |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1390 param = find_param(input_buf); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1391 if (!param) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1392 fputs("zb command requires a parameter\n", stderr); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1393 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1394 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1395 value = strtol(param, NULL, 16); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1396 debug_root *zroot = find_root(gen->z80); |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1397 zinsert_breakpoint(gen->z80, value, (uint8_t *)zdebugger); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1398 new_bp = malloc(sizeof(bp_def)); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1399 new_bp->next = zroot->breakpoints; |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1400 new_bp->address = value; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1401 new_bp->index = zroot->bp_index++; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1402 zroot->breakpoints = new_bp; |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1403 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1404 break; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1405 } |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1406 case 'p': |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1407 param = find_param(input_buf); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1408 if (!param) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1409 fputs("zp command requires a parameter\n", stderr); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1410 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1411 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1412 zdebugger_print(gen->z80, input_buf[2] == '/' ? input_buf[3] : 0, param); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1413 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1414 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1415 #endif |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1416 default: |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1417 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1418 break; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1419 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1420 return 1; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1421 } |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1422 |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1423 int run_subcpu_debugger_command(m68k_context *context, uint32_t address, char *input_buf) |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1424 { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1425 segacd_context *cd = context->system; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1426 switch (input_buf[0]) |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1427 { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1428 case 'm': |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1429 if (input_buf[1]) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1430 //TODO: filter out commands that are unsafe to run when we don't have the current Main CPU address |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1431 return run_debugger_command(cd->genesis->m68k, 0, input_buf + 1, (m68kinst){}, 0); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1432 } else { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1433 cd->genesis->header.enter_debugger = 1; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1434 return 0; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1435 } |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1436 break; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1437 default: |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1438 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1439 break; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1440 } |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1441 return 1; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1442 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1443 |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1444 int run_debugger_command(m68k_context *context, uint32_t address, char *input_buf, m68kinst inst, uint32_t after) |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1445 { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1446 char * param; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1447 char format_char; |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
985
diff
changeset
|
1448 genesis_context *system = context->system; |
849
1416c4261d5b
Fix some debug commands that got broken when I added support for the command command
Michael Pavone <pavone@retrodev.com>
parents:
831
diff
changeset
|
1449 uint32_t value; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1450 bp_def *new_bp, **this_bp; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1451 debug_root *root = find_root(context); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1452 if (!root) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1453 return 0; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1454 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1455 switch(input_buf[0]) |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1456 { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1457 case 'c': |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1458 if (input_buf[1] == 0 || input_buf[1] == 'o' && input_buf[2] == 'n') |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1459 { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1460 puts("Continuing"); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1461 return 0; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1462 } else if (input_buf[1] == 'o' && input_buf[2] == 'm') { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1463 param = find_param(input_buf); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1464 if (!param) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1465 fputs("com command requires a parameter\n", stderr); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1466 break; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1467 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1468 bp_def **target = find_breakpoint_idx(&root->breakpoints, atoi(param)); |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1469 if (!target) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1470 fprintf(stderr, "Breakpoint %s does not exist!\n", param); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1471 break; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1472 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1473 printf("Enter commands for breakpoing %d, type end when done\n", atoi(param)); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1474 char cmd_buf[1024]; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1475 char *commands = NULL; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1476 for (;;) |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1477 { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1478 fputs(">>", stdout); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1479 fflush(stdout); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1480 fgets(cmd_buf, sizeof(cmd_buf), stdin); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1481 if (strcmp(cmd_buf, "end\n")) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1482 if (commands) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1483 char *tmp = commands; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1484 commands = alloc_concat(commands, cmd_buf); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1485 free(tmp); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1486 } else { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1487 commands = strdup(cmd_buf); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1488 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1489 } else { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1490 break; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1491 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1492 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1493 (*target)->commands = commands; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1494 } else { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1495 } |
1310
de742a7bd9f7
Fix accidental fallthrough on com debugger command
Michael Pavone <pavone@retrodev.com>
parents:
1149
diff
changeset
|
1496 break; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1497 case 'b': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1498 if (input_buf[1] == 't') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1499 uint32_t stack = context->aregs[7]; |
2133
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1500 uint8_t non_adr_count = 0; |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1501 do { |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1502 uint32_t bt_address = m68k_instruction_fetch(stack, context); |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1503 bt_address = get_instruction_start(context->options, bt_address - 2); |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1504 if (bt_address) { |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1505 stack += 4; |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1506 non_adr_count = 0; |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1507 m68k_decode(m68k_instruction_fetch, context, &inst, bt_address); |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1508 m68k_disasm(&inst, input_buf); |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1509 printf("%X: %s\n", bt_address, input_buf); |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1510 } else { |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1511 //non-return address value on stack can be word wide |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1512 stack += 2; |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1513 non_adr_count++; |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1514 } |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1515 //TODO: Make sure we don't wander into an invalid memory region |
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1516 } while (stack && non_adr_count < 6); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1517 } else { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1518 param = find_param(input_buf); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1519 if (!param) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1520 fputs("b command requires a parameter\n", stderr); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1521 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1522 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1523 value = strtol(param, NULL, 16); |
1111
2eb54e24914e
Mostly working changes to allow support for multiple emulated system types in main blastem program
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
1524 insert_breakpoint(context, value, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1525 new_bp = malloc(sizeof(bp_def)); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1526 new_bp->next = root->breakpoints; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1527 new_bp->address = value; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1528 new_bp->index = root->bp_index++; |
919
38dca41f151d
Initialize commands field of breakpoint struct to NULL. Remove a debug printf
Michael Pavone <pavone@retrodev.com>
parents:
867
diff
changeset
|
1529 new_bp->commands = NULL; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1530 root->breakpoints = new_bp; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1531 printf("68K Breakpoint %d set at %X\n", new_bp->index, value); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1532 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1533 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1534 case 'a': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1535 param = find_param(input_buf); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1536 if (!param) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1537 fputs("a command requires a parameter\n", stderr); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1538 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1539 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1540 value = strtol(param, NULL, 16); |
1111
2eb54e24914e
Mostly working changes to allow support for multiple emulated system types in main blastem program
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
1541 insert_breakpoint(context, value, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1542 return 0; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1543 case 'd': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1544 if (input_buf[1] == 'i') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1545 format_char = 0; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1546 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1547 if (input_buf[i] == '/') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1548 format_char = input_buf[i+1]; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1549 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1550 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1551 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1552 param = find_param(input_buf); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1553 if (!param) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1554 fputs("display command requires a parameter\n", stderr); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1555 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1556 } |
1923
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
1557 debugger_print(context, format_char, param, address); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1558 add_display(&root->displays, &root->disp_index, format_char, param); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1559 } else { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1560 param = find_param(input_buf); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1561 if (!param) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1562 fputs("d command requires a parameter\n", stderr); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1563 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1564 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1565 value = atoi(param); |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1566 this_bp = find_breakpoint_idx(&root->breakpoints, value); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1567 if (!*this_bp) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1568 fprintf(stderr, "Breakpoint %d does not exist\n", value); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1569 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1570 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1571 new_bp = *this_bp; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1572 *this_bp = (*this_bp)->next; |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1573 if (new_bp->commands) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1574 free(new_bp->commands); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1575 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1576 free(new_bp); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1577 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1578 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1579 case 'p': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1580 format_char = 0; |
831
079eb395ddd1
Fix handling of formatting character for 68K debug command p
Michael Pavone <pavone@retrodev.com>
parents:
830
diff
changeset
|
1581 for(int i = 1; input_buf[i] != 0 && input_buf[i] != ' '; i++) { |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1582 if (input_buf[i] == '/') { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1583 format_char = input_buf[i+1]; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1584 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1585 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1586 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1587 param = find_param(input_buf); |
1923
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
1588 if (param) { |
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
1589 debugger_print(context, format_char, param, address); |
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
1590 } else { |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1591 m68k_disasm(&inst, input_buf); |
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1592 printf("%X: %s\n", address, input_buf); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1593 } |
2054
8ee7ecbf3f21
Implement enough of Sega CD gate array and Sub CPU to pass Sik's Mode 1 test ROM
Michael Pavone <pavone@retrodev.com>
parents:
1965
diff
changeset
|
1594 |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1595 break; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1596 case 'n': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1597 if (inst.op == M68K_RTS) { |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
1598 after = m68k_read_long(context->aregs[7], context); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1599 } else if (inst.op == M68K_RTE || inst.op == M68K_RTR) { |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
1600 after = m68k_read_long(context->aregs[7] + 2, context); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1601 } else if(m68k_is_noncall_branch(&inst)) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1602 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1603 root->branch_f = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1604 root->branch_t = m68k_branch_target(&inst, context->dregs, context->aregs); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1605 insert_breakpoint(context, root->branch_t, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1606 } else if(inst.op == M68K_DBCC) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1607 if ( inst.extra.cond == COND_FALSE) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1608 if (context->dregs[inst.dst.params.regs.pri] & 0xFFFF) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1609 after = m68k_branch_target(&inst, context->dregs, context->aregs); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1610 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1611 } else { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1612 root->branch_t = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1613 root->branch_f = m68k_branch_target(&inst, context->dregs, context->aregs); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1614 insert_breakpoint(context, root->branch_f, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1615 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1616 } else { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1617 after = m68k_branch_target(&inst, context->dregs, context->aregs); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1618 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1619 } |
1111
2eb54e24914e
Mostly working changes to allow support for multiple emulated system types in main blastem program
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
1620 insert_breakpoint(context, after, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1621 return 0; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1622 case 'o': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1623 if (inst.op == M68K_RTS) { |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
1624 after = m68k_read_long(context->aregs[7], context); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1625 } else if (inst.op == M68K_RTE || inst.op == M68K_RTR) { |
1313
b27d7bf1107e
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
Michael Pavone <pavone@retrodev.com>
parents:
1312
diff
changeset
|
1626 after = m68k_read_long(context->aregs[7] + 2, context); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1627 } else if(m68k_is_noncall_branch(&inst)) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1628 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1629 root->branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1630 if (root->branch_t < after) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1631 root->branch_t = 0; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1632 } else { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1633 root->branch_f = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1634 insert_breakpoint(context, root->branch_t, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1635 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1636 } else if(inst.op == M68K_DBCC) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1637 uint32_t target = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1638 if (target > after) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1639 if (inst.extra.cond == COND_FALSE) { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1640 after = target; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1641 } else { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1642 root->branch_f = target; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1643 root->branch_t = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1644 insert_breakpoint(context, root->branch_f, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1645 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1646 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1647 } else { |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1648 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1649 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1650 } |
1111
2eb54e24914e
Mostly working changes to allow support for multiple emulated system types in main blastem program
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
1651 insert_breakpoint(context, after, debugger); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1652 return 0; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1653 case 's': |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1654 if (input_buf[1] == 'e') { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1655 param = find_param(input_buf); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1656 if (!param) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1657 fputs("Missing destination parameter for set\n", stderr); |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1658 return 1; |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1659 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1660 char *val = find_param(param); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1661 if (!val) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1662 fputs("Missing value parameter for set\n", stderr); |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1663 return 1; |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1664 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1665 long int_val; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1666 int reg_num; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1667 switch (val[0]) |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1668 { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1669 case 'd': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1670 case 'a': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1671 reg_num = val[1] - '0'; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1672 if (reg_num < 0 || reg_num > 8) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1673 fprintf(stderr, "Invalid register %s\n", val); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1674 return 1; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1675 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1676 int_val = (val[0] == 'd' ? context->dregs : context->aregs)[reg_num]; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1677 break; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1678 case '$': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1679 int_val = strtol(val+1, NULL, 16); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1680 break; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1681 case '0': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1682 if (val[1] == 'x') { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1683 int_val = strtol(val+2, NULL, 16); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1684 break; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1685 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1686 default: |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1687 int_val = strtol(val, NULL, 10); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1688 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1689 switch(param[0]) |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1690 { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1691 case 'd': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1692 case 'a': |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1693 reg_num = param[1] - '0'; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1694 if (reg_num < 0 || reg_num > 8) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1695 fprintf(stderr, "Invalid register %s\n", param); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1696 return 1; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1697 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1698 (param[0] == 'd' ? context->dregs : context->aregs)[reg_num] = int_val; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1699 break; |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1700 default: |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1701 fprintf(stderr, "Invalid destinatino %s\n", param); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1702 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1703 break; |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1704 } else if (input_buf[1] == 'r') { |
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1705 system->header.soft_reset(&system->header); |
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1706 return 0; |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1707 } else { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1708 if (inst.op == M68K_RTS) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1709 after = m68k_read_long(context->aregs[7], context); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1710 } else if (inst.op == M68K_RTE || inst.op == M68K_RTR) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1711 after = m68k_read_long(context->aregs[7] + 2, context); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1712 } else if(m68k_is_branch(&inst)) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1713 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1714 root->branch_f = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1715 root->branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1716 insert_breakpoint(context, root->branch_t, debugger); |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1717 } else if(inst.op == M68K_DBCC) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1718 if (inst.extra.cond == COND_FALSE) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1719 if (context->dregs[inst.dst.params.regs.pri] & 0xFFFF) { |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1720 after = m68k_branch_target(&inst, context->dregs, context->aregs); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1721 } |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1722 } else { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1723 root->branch_t = after; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1724 root->branch_f = m68k_branch_target(&inst, context->dregs, context->aregs); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1725 insert_breakpoint(context, root->branch_f, debugger); |
1424
4f96103b4b47
Fix s(tep) debug command for the case of dbra with an expired counter reg
Michael Pavone <pavone@retrodev.com>
parents:
1329
diff
changeset
|
1726 } |
4f96103b4b47
Fix s(tep) debug command for the case of dbra with an expired counter reg
Michael Pavone <pavone@retrodev.com>
parents:
1329
diff
changeset
|
1727 } else { |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1728 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF; |
1424
4f96103b4b47
Fix s(tep) debug command for the case of dbra with an expired counter reg
Michael Pavone <pavone@retrodev.com>
parents:
1329
diff
changeset
|
1729 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1730 } |
1630
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1731 insert_breakpoint(context, after, debugger); |
5aa0c3c43b97
Added a 68K debugger command for setting a register
Michael Pavone <pavone@retrodev.com>
parents:
1629
diff
changeset
|
1732 return 0; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1733 } |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1734 case '?': |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1735 print_m68k_help(); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1736 break; |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1737 case 'q': |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1738 puts("Quitting"); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1739 exit(0); |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1740 break; |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1741 default: { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1742 if (context->system == current_system) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1743 //primary 68K for current system |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1744 return run_genesis_debugger_command(context, address, input_buf); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1745 } else { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1746 //presumably Sega CD sub CPU |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1747 //TODO: consider making this more generic |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1748 return run_subcpu_debugger_command(context, address, input_buf); |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1749 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1750 break; |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1751 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1752 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1753 return 1; |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1754 } |
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1755 |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1756 void print_m68k_help() |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1757 { |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1758 printf("M68k Debugger Commands\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1759 printf(" b ADDRESS - Set a breakpoint at ADDRESS\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1760 printf(" d BREAKPOINT - Delete a 68K breakpoint\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1761 printf(" co BREAKPOINT - Run a list of debugger commands each time\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1762 printf(" BREAKPOINT is hit\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1763 printf(" a ADDRESS - Advance to address\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1764 printf(" n - Advance to next instruction\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1765 printf(" o - Advance to next instruction ignoring branches to\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1766 printf(" lower addresses (good for breaking out of loops)\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1767 printf(" s - Advance to next instruction (follows bsr/jsr)\n"); |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1768 printf(" se REG|ADDRESS VALUE - Set value\n"); |
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1769 printf(" sr - Soft reset\n"); |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1770 printf(" c - Continue\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1771 printf(" bt - Print a backtrace\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1772 printf(" p[/(x|X|d|c)] VALUE - Print a register or memory location\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1773 printf(" di[/(x|X|d|c)] VALUE - Print a register or memory location each time\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1774 printf(" a breakpoint is hit\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1775 printf(" vs - Print VDP sprite list\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1776 printf(" vr - Print VDP register info\n"); |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1777 printf(" yc [CHANNEL NUM] - Print YM-2612 channel info\n"); |
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1778 printf(" yt - Print YM-2612 timer info\n"); |
1921
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1779 printf(" zb ADDRESS - Set a Z80 breakpoint\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1780 printf(" zp[/(x|X|d|c)] VALUE - Display a Z80 value\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1781 printf(" ? - Display help\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1782 printf(" q - Quit BlastEm\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1783 } |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1784 |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1785 void print_z80_help() |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1786 { |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1787 printf("Z80 Debugger Commands\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1788 printf(" b ADDRESS - Set a breakpoint at ADDRESS\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1789 printf(" de BREAKPOINT - Delete a Z80 breakpoint\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1790 printf(" a ADDRESS - Advance to address\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1791 printf(" n - Advance to next instruction\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1792 printf(" c - Continue\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1793 printf(" p[/(x|X|d|c)] VALUE - Print a register or memory location\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1794 printf(" di[/(x|X|d|c)] VALUE - Print a register or memory location each time\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1795 printf(" a breakpoint is hit\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1796 printf(" q - Quit BlastEm\n"); |
5d028088e320
Added help commands to debugger
Eric Fry <yuv422@users.noreply.github.com>
parents:
1920
diff
changeset
|
1797 } |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1798 |
1329
85a90964b557
Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching
Michael Pavone <pavone@retrodev.com>
parents:
1314
diff
changeset
|
1799 void debugger(m68k_context * context, uint32_t address) |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1800 { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1801 static char last_cmd[1024]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1802 char input_buf[1024]; |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1803 m68kinst inst; |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1804 |
794
792be135d3af
Spawn a terminal for the debugger when needed if we are not already attached to one
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
1805 init_terminal(); |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1806 |
2054
8ee7ecbf3f21
Implement enough of Sega CD gate array and Sub CPU to pass Sik's Mode 1 test ROM
Michael Pavone <pavone@retrodev.com>
parents:
1965
diff
changeset
|
1807 context->options->sync_components(context, 0); |
2104
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1808 if (context->system == current_system) { |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1809 genesis_context *gen = context->system; |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1810 vdp_force_update_framebuffer(gen->vdp); |
ff32a90260c9
Initial support for using debugger on sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2054
diff
changeset
|
1811 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1812 debug_root *root = find_root(context); |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1813 if (!root) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1814 return; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1815 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1816 //probably not necessary, but let's play it safe |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1817 address &= 0xFFFFFF; |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1818 if (address == root->branch_t) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1819 bp_def ** f_bp = find_breakpoint(&root->breakpoints, root->branch_f); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1820 if (!*f_bp) { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1821 remove_breakpoint(context, root->branch_f); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1822 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1823 root->branch_t = root->branch_f = 0; |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1824 } else if(address == root->branch_f) { |
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1825 bp_def ** t_bp = find_breakpoint(&root->breakpoints, root->branch_t); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1826 if (!*t_bp) { |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1827 remove_breakpoint(context, root->branch_t); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1828 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1829 root->branch_t = root->branch_f = 0; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1830 } |
849
1416c4261d5b
Fix some debug commands that got broken when I added support for the command command
Michael Pavone <pavone@retrodev.com>
parents:
831
diff
changeset
|
1831 |
2133
8554751f17b5
Remove use of get_native_pointer in 68K instruction decoding in preparation for word RAM interleaving
Michael Pavone <pavone@retrodev.com>
parents:
2112
diff
changeset
|
1832 uint32_t after = m68k_decode(m68k_instruction_fetch, context, &inst, address); |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1833 int debugging = 1; |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1834 //Check if this is a user set breakpoint, or just a temporary one |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1835 bp_def ** this_bp = find_breakpoint(&root->breakpoints, address); |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1836 if (*this_bp) { |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1837 |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1838 if ((*this_bp)->commands) |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1839 { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1840 char *commands = strdup((*this_bp)->commands); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1841 char *copy = commands; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1842 |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1843 while (debugging && *commands) |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1844 { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1845 char *cmd = commands; |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1846 strip_nl(cmd); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1847 commands += strlen(cmd) + 1; |
1922
4a811fd1fb6f
Added soft reset command to debugger. Added more debugger help
Eric Fry <yuv422@users.noreply.github.com>
parents:
1921
diff
changeset
|
1848 debugging = run_debugger_command(context, address, cmd, inst, after); |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1849 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1850 free(copy); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1851 } |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1852 if (debugging) { |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1853 printf("68K Breakpoint %d hit\n", (*this_bp)->index); |
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1854 } else { |
1329
85a90964b557
Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching
Michael Pavone <pavone@retrodev.com>
parents:
1314
diff
changeset
|
1855 return; |
830
5a3ac6093ea2
Add support for executing a list of debugger commands when a breakpoint is hit
Michael Pavone <pavone@retrodev.com>
parents:
829
diff
changeset
|
1856 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1857 } else { |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1858 remove_breakpoint(context, address); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1859 } |
2107
f80c6111e1ae
Move some debugger state to a per-CPU structure. Add m command for returning to main CPU from sub CPU
Michael Pavone <pavone@retrodev.com>
parents:
2104
diff
changeset
|
1860 for (disp_def * cur = root->displays; cur; cur = cur->next) { |
1923
23394a890508
Added implementation of printing PC in 68K debugger
Michael Pavone <pavone@retrodev.com>
parents:
1922
diff
changeset
|
1861 debugger_print(context, cur->format_char, cur->param, address); |
829
cc05444a4a4e
WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint.
Michael Pavone <pavone@retrodev.com>
parents:
794
diff
changeset
|
1862 } |
524
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1863 m68k_disasm(&inst, input_buf); |
fb39534b6604
Move debugging code outside of main source file
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1864 printf("%X: %s\n", address, input_buf); |
745
daa31ee7d8cd
Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents:
723
diff
changeset
|
1865 #ifdef _WIN32 |
daa31ee7d8cd
Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents:
723
diff
changeset
|
1866 #define prompt 1 |
daa31ee7d8cd
Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents:
723
diff
changeset
|
1867 #else |
723
7178d750efbd
Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger
Michael Pavone <pavone@retrodev.com>
parents:
707
diff
changeset
|
1868 int prompt = 1; |
7178d750efbd
Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger
Michael Pavone <pavone@retrodev.com>
parents:
707
diff
changeset
|
1869 fd_set read_fds; |
7178d750efbd
Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger
Michael Pavone <pavone@retrodev.com>
parents:
707
diff
changeset
|
1870 FD_ZERO(&read_fds); |
7178d750efbd
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1871 struct timeval timeout; |
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1872 #endif |
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1873 while (debugging) { |
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1874 if (prompt) { |
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1875 fputs(">", stdout); |
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1876 fflush(stdout); |
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1877 } |
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1878 process_events(); |
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1879 #ifndef _WIN32 |
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1880 timeout.tv_sec = 0; |
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1881 timeout.tv_usec = 16667; |
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1882 FD_SET(fileno(stdin), &read_fds); |
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1883 if(select(fileno(stdin) + 1, &read_fds, NULL, NULL, &timeout) < 1) { |
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1884 prompt = 0; |
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1885 continue; |
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1886 } else { |
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1887 prompt = 1; |
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1888 } |
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1889 #endif |
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1890 if (!fgets(input_buf, sizeof(input_buf), stdin)) { |
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1891 fputs("fgets failed", stderr); |
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1892 break; |
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1893 } |
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1894 strip_nl(input_buf); |
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1895 //hitting enter repeats last command |
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1896 if (input_buf[0]) { |
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1897 strcpy(last_cmd, input_buf); |
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1898 } else { |
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1899 strcpy(input_buf, last_cmd); |
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1900 } |
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1901 debugging = run_debugger_command(context, address, input_buf, inst, after); |
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1902 } |
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1903 return; |
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1904 } |