Mercurial > repos > blastem
view debug.h @ 2491:6c834c281fa2
Some VGM player changes I forgot to commit
author | Michael Pavone <pavone@retrodev.com> |
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date | Wed, 17 Apr 2024 21:55:30 -0700 |
parents | bf4f1a8d1d48 |
children | d74d3998482c |
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#ifndef DEBUG_H_ #define DEBUG_H_ #include <stdint.h> #include "tern.h" #include "m68k_core.h" #ifdef NEW_CORE #include "z80.h" #else #include "z80_to_x86.h" #endif #include "disasm.h" typedef enum { TOKEN_NONE, TOKEN_INT, TOKEN_DECIMAL, TOKEN_NAME, TOKEN_ARRAY, TOKEN_FUNCALL, TOKEN_OPER, TOKEN_SIZE, TOKEN_LBRACKET, TOKEN_RBRACKET, TOKEN_LPAREN, TOKEN_RPAREN, TOKEN_STRING } token_type; typedef struct { token_type type; union { char *str; char op[3]; uint32_t num; float f; } v; } token; typedef enum { EXPR_NONE, EXPR_SCALAR, EXPR_UNARY, EXPR_BINARY, EXPR_SIZE, EXPR_MEM, EXPR_NAMESPACE, EXPR_FUNCALL } expr_type; typedef struct expr expr; struct expr { expr_type type; expr *left; expr *right; token op; }; enum { DBG_VAL_U32, DBG_VAL_F32, DBG_VAL_ARRAY, DBG_VAL_STRING, DBG_VAL_FUNC }; typedef struct { union { uint32_t u32; float f32; } v; uint32_t type; } debug_val; typedef struct { char *raw; expr *parsed; debug_val value; } command_arg; typedef struct debug_root debug_root; typedef struct parsed_command parsed_command; typedef uint8_t (*cmd_fun)(debug_root *root, parsed_command *cmd); typedef struct { const char **names; const char *usage; const char *desc; cmd_fun impl; int min_args; int max_args; uint8_t skip_eval; uint8_t visited; uint8_t has_block; uint8_t accepts_else; uint8_t raw_args; } command_def; typedef struct disp_def { struct disp_def *next; char *format; int num_args; command_arg *args; uint32_t index; } disp_def; typedef struct { parsed_command *commands; int num_commands; } command_block; struct parsed_command { command_def *def; char *format; char *raw; command_arg *args; int num_args; command_block block; command_block else_block; }; enum { BP_TYPE_CPU, BP_TYPE_CPU_WATCH, BP_TYPE_VDPREG, BP_TYPE_VDPDMA, BP_TYPE_VDPDATA }; typedef struct bp_def { struct bp_def *next; parsed_command *commands; expr *condition; uint32_t num_commands; uint32_t address; uint32_t index; uint32_t mask; uint8_t type; } bp_def; typedef struct debug_array debug_array; typedef debug_val (*debug_array_get)(debug_array *array, uint32_t index); typedef void (*debug_array_set)(debug_array *array, uint32_t index, debug_val value); typedef void (*debug_array_append)(debug_array *array, debug_val value); struct debug_array{ debug_array_get get; debug_array_set set; debug_array_append append; void *base; uint32_t size; uint32_t storage; }; typedef debug_val (*debug_native_func)(debug_val *args, int num_args); typedef struct { union { debug_native_func native; command_block block; } impl; char **arg_names; int max_args; int min_args; uint8_t is_native; } debug_func; typedef struct { char *buffer; uint32_t size; uint32_t storage; } debug_string; typedef struct debug_var debug_var; typedef debug_val (*debug_var_get)(debug_var *var); typedef void (*debug_var_set)(debug_var *var, debug_val val); struct debug_var { debug_var_get get; debug_var_set set; void *ptr; debug_val val; }; typedef debug_var *(*resolver)(debug_root *root, const char *name); typedef uint8_t (*reader)(debug_root *root, uint32_t *out, char size); typedef uint8_t (*writer)(debug_root *root, uint32_t address, uint32_t value, char size); typedef uint32_t (*find_chunk_end)(debug_root *root, uint32_t start_address); struct debug_root { void *cpu_context; bp_def *breakpoints; disp_def *displays; tern_node *commands; tern_node *variables; tern_node *symbols; tern_node *other_roots; disasm_context *disasm; reader read_mem; writer write_mem; find_chunk_end chunk_end; parsed_command last_cmd; debug_val retval; uint32_t bp_index; uint32_t disp_index; uint32_t branch_t; uint32_t branch_f; void *inst; uint32_t address; uint32_t after; }; debug_root *find_root(void *cpu); debug_root *find_m68k_root(m68k_context *context); debug_root *find_z80_root(z80_context *context); bp_def ** find_breakpoint(bp_def ** cur, uint32_t address, uint8_t type); bp_def ** find_breakpoint_idx(bp_def ** cur, uint32_t index); void add_display(disp_def ** head, uint32_t *index, char format_char, char * param); void remove_display(disp_def ** head, uint32_t index); void debugger(m68k_context * context, uint32_t address); z80_context * zdebugger(z80_context * context, uint16_t address); void print_m68k_help(); void print_z80_help(); #endif //DEBUG_H_