diff options
Diffstat (limited to 'm68k_core.c')
| -rw-r--r-- | m68k_core.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/m68k_core.c b/m68k_core.c index 8bf9582..5d88a2d 100644 --- a/m68k_core.c +++ b/m68k_core.c @@ -195,7 +195,7 @@ void push_const(m68k_options *opts, int32_t value) void jump_m68k_abs(m68k_options * opts, uint32_t address) { code_info *code = &opts->gen.code; - code_ptr dest_addr = get_native_address(opts->gen.native_code_map, address); + code_ptr dest_addr = get_native_address(opts, address); if (!dest_addr) { opts->gen.deferred = defer_address(opts->gen.deferred, address, code->cur + 1); //dummy address to be replaced later, make sure it generates a 4-byte displacement @@ -551,10 +551,13 @@ void translate_m68k_rte(m68k_options *opts, m68kinst *inst) jmp_r(code, opts->gen.scratch1); } -code_ptr get_native_address(native_map_slot * native_code_map, uint32_t address) +code_ptr get_native_address(m68k_options *opts, uint32_t address) { - //FIXME: Use opts->gen.address_mask - address &= 0xFFFFFF; + native_map_slot * native_code_map = opts->gen.native_code_map; + address &= opts->gen.address_mask; + if (address & 1) { + return opts->odd_address; + } address /= 2; uint32_t chunk = address / NATIVE_CHUNK_SIZE; if (!native_code_map[chunk].base) { @@ -569,7 +572,7 @@ code_ptr get_native_address(native_map_slot * native_code_map, uint32_t address) code_ptr get_native_from_context(m68k_context * context, uint32_t address) { - return get_native_address(context->native_code_map, address); + return get_native_address(context->options, address); } uint32_t get_instruction_start(native_map_slot * native_code_map, uint32_t address) @@ -837,7 +840,7 @@ void translate_m68k_stream(uint32_t address, m68k_context * context) m68kinst instbuf; m68k_options * opts = context->options; code_info *code = &opts->gen.code; - if(get_native_address(opts->gen.native_code_map, address)) { + if(get_native_address(opts, address)) { return; } uint16_t *encoded, *next; @@ -847,13 +850,16 @@ void translate_m68k_stream(uint32_t address, m68k_context * context) fflush(opts->address_log); } do { + if (address & 1) { + break; + } encoded = get_native_pointer(address, (void **)context->mem_pointers, &opts->gen); if (!encoded) { map_native_address(context, address, code->cur, 2, 1); translate_out_of_bounds(code); break; } - code_ptr existing = get_native_address(opts->gen.native_code_map, address); + code_ptr existing = get_native_address(opts, address); if (existing) { jmp(code, existing); break; @@ -887,7 +893,7 @@ void * m68k_retranslate_inst(uint32_t address, m68k_context * context) m68k_options * opts = context->options; code_info *code = &opts->gen.code; uint8_t orig_size = get_native_inst_size(opts, address); - code_ptr orig_start = get_native_address(context->native_code_map, address); + code_ptr orig_start = get_native_address(context->options, address); uint32_t orig = address; code_info orig_code; orig_code.cur = orig_start; @@ -961,19 +967,17 @@ void * m68k_retranslate_inst(uint32_t address, m68k_context * context) code_ptr get_native_address_trans(m68k_context * context, uint32_t address) { - //FIXME: Use opts->gen.address_mask - address &= 0xFFFFFF; - code_ptr ret = get_native_address(context->native_code_map, address); + code_ptr ret = get_native_address(context->options, address); if (!ret) { translate_m68k_stream(address, context); - ret = get_native_address(context->native_code_map, address); + ret = get_native_address(context->options, address); } return ret; } void remove_breakpoint(m68k_context * context, uint32_t address) { - code_ptr native = get_native_address(context->native_code_map, address); + code_ptr native = get_native_address(context->options, address); code_info tmp = context->options->gen.code; context->options->gen.code.cur = native; context->options->gen.code.last = native + MAX_NATIVE_SIZE; |