Mercurial > repos > blastem
diff backend.h @ 1507:2455662378ed mame_interp
Added MAME Z80 core, re-enabled 68K tracing in Musashi core, disabled a bunch of code gen stuff when using interpreters from MAME
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Sat, 30 Dec 2017 18:27:06 -0800 |
| parents | ded16f3d7eb4 |
| children | b7ecd0d6a77b |
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--- a/backend.h Wed Dec 27 13:46:52 2017 -0800 +++ b/backend.h Sat Dec 30 18:27:06 2017 -0800 @@ -8,7 +8,16 @@ #include <stdint.h> #include <stdio.h> +#ifdef USE_NATIVE #include "gen.h" +#else +typedef uint8_t * code_ptr; +typedef struct { + code_ptr cur; + code_ptr last; + uint32_t stack_off; +} code_info; +#endif #define INVALID_OFFSET 0xFFFFFFFF #define EXTENSION_WORD 0xFFFFFFFE @@ -80,11 +89,14 @@ typedef struct { uint32_t flags; +#ifdef USE_NATIVE native_map_slot *native_code_map; deferred_addr *deferred; code_info code; uint8_t **ram_inst_sizes; +#endif memmap_chunk const *memmap; +#ifdef USE_NATIVE code_ptr save_context; code_ptr load_context; code_ptr handle_cycle_limit; @@ -92,27 +104,33 @@ code_ptr handle_code_write; code_ptr handle_align_error_write; code_ptr handle_align_error_read; +#endif system_str_fun_r8 debug_cmd_handler; uint32_t memmap_chunks; uint32_t address_mask; uint32_t max_address; uint32_t bus_cycles; uint32_t clock_divider; +#ifdef USE_NATIVE uint32_t move_pc_off; uint32_t move_pc_size; int32_t mem_ptr_off; int32_t ram_flags_off; uint8_t ram_flags_shift; +#endif uint8_t address_size; uint8_t byte_swap; +#ifdef USE_NATIVE int8_t context_reg; int8_t cycles; int8_t limit; int8_t scratch1; int8_t scratch2; uint8_t align_error_mask; +#endif } cpu_options; +#ifdef USE_NATIVE typedef uint8_t * (*native_addr_func)(void * context, uint32_t address); deferred_addr * defer_address(deferred_addr * old_head, uint32_t address, uint8_t *dest); @@ -129,6 +147,7 @@ void patch_for_retranslate(cpu_options *opts, code_ptr native_address, code_ptr handler); code_ptr gen_mem_fun(cpu_options * opts, memmap_chunk const * memmap, uint32_t num_chunks, ftype fun_type, code_ptr *after_inc); +#endif void * get_native_pointer(uint32_t address, void ** mem_pointers, cpu_options * opts); uint16_t read_word(uint32_t address, void **mem_pointers, cpu_options *opts, void *context); void write_word(uint32_t address, uint16_t value, void **mem_pointers, cpu_options *opts, void *context);