Mercurial > repos > blastem
view z80_to_x86.h @ 519:0b21a1a73fb7
Added step and step-over debugger commands. step-over is like next except it doesn't follow conditional branches to lower addresses. This makes it useful for advancing to the end of a loop. Also fixed a bug in next introduced by the refactor.
author | Mike Pavone <pavone@retrodev.com> |
---|---|
date | Sun, 09 Feb 2014 17:16:55 -0800 |
parents | 140af5509ce7 |
children | acec5464fa1e 7c46891a29b1 |
line wrap: on
line source
/* Copyright 2013 Michael Pavone This file is part of BlastEm. BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. */ #ifndef Z80_TO_X86_H_ #define Z80_TO_X86_H_ #include "z80inst.h" #include "x86_backend.h" #define ZNUM_MEM_AREAS 4 #define ZMAX_NATIVE_SIZE 128 enum { ZF_C = 0, ZF_N, ZF_PV, ZF_H, ZF_Z, ZF_S, ZF_NUM }; typedef struct { uint8_t * cur_code; uint8_t * code_end; uint8_t *ram_inst_sizes; deferred_addr * deferred; uint32_t flags; int8_t regs[Z80_UNUSED]; } x86_z80_options; typedef struct { void * native_pc; uint16_t sp; uint8_t flags[ZF_NUM]; uint16_t bank_reg; uint8_t regs[Z80_A+1]; uint8_t im; uint8_t alt_regs[Z80_A+1]; uint32_t target_cycle; uint32_t current_cycle; uint8_t alt_flags[ZF_NUM]; uint8_t * mem_pointers[ZNUM_MEM_AREAS]; uint8_t iff1; uint8_t iff2; uint16_t scratch1; uint16_t scratch2; void * extra_pc; uint32_t sync_cycle; uint32_t int_cycle; native_map_slot * static_code_map; native_map_slot * banked_code_map; void * options; void * system; uint8_t ram_code_flags[(8 * 1024)/128/8]; uint32_t int_enable_cycle; uint16_t pc; } z80_context; void translate_z80_stream(z80_context * context, uint32_t address); void init_x86_z80_opts(x86_z80_options * options); void init_z80_context(z80_context * context, x86_z80_options * options); uint8_t * z80_get_native_address(z80_context * context, uint32_t address); uint8_t * z80_get_native_address_trans(z80_context * context, uint32_t address); z80_context * z80_handle_code_write(uint32_t address, z80_context * context); void z80_run(z80_context * context); void z80_reset(z80_context * context); void zinsert_breakpoint(z80_context * context, uint16_t address, uint8_t * bp_handler); void zremove_breakpoint(z80_context * context, uint16_t address); #endif //Z80_TO_X86_H_