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| version 1.16, 2004/03/08 12:56:22 | version 1.23, 2005/03/03 06:59:41 |
|---|---|
| Line 34 | Line 34 |
| #include "inst_table.h" | #include "inst_table.h" |
| #if defined(ENABLE_TRAP) | |
| #include "steptrap.h" | |
| #endif | |
| sigjmp_buf exec_1step_jmpbuf; | sigjmp_buf exec_1step_jmpbuf; |
| Line 55 int cpu_inst_trace = 0; | Line 59 int cpu_inst_trace = 0; |
| #endif | #endif |
| // #define IPTRACE (1 << 14) | |
| #if defined(TRACE) && IPTRACE | |
| static UINT trpos = 0; | |
| static UINT32 trcs[IPTRACE]; | |
| static UINT32 treip[IPTRACE]; | |
| void iptrace_out(void) { | |
| FILEH fh; | |
| UINT s; | |
| UINT32 cs; | |
| UINT32 eip; | |
| char buf[32]; | |
| s = trpos; | |
| if (s > IPTRACE) { | |
| s -= IPTRACE; | |
| } | |
| else { | |
| s = 0; | |
| } | |
| fh = file_create_c("his.txt"); | |
| while(s < trpos) { | |
| cs = trcs[s & (IPTRACE - 1)]; | |
| eip = treip[s & (IPTRACE - 1)]; | |
| s++; | |
| SPRINTF(buf, "%.4x:%.8x\r\n", cs, eip); | |
| file_write(fh, buf, strlen(buf)); | |
| } | |
| file_close(fh); | |
| } | |
| #endif | |
| void | void |
| exec_1step(void) | exec_1step(void) |
| { | { |
| Line 99 exec_1step(void) | Line 68 exec_1step(void) |
| CPU_PREV_EIP = CPU_EIP; | CPU_PREV_EIP = CPU_EIP; |
| CPU_STATSAVE.cpu_inst = CPU_STATSAVE.cpu_inst_default; | CPU_STATSAVE.cpu_inst = CPU_STATSAVE.cpu_inst_default; |
| #if defined(TRACE) && IPTRACE | #if defined(ENABLE_TRAP) |
| trcs[trpos & (IPTRACE - 1)] = CPU_CS; | steptrap(CPU_CS, CPU_EIP); |
| treip[trpos & (IPTRACE - 1)] = CPU_EIP; | |
| trpos++; | |
| #endif | #endif |
| #if defined(IA32_INSTRUCTION_TRACE) | #if defined(IA32_INSTRUCTION_TRACE) |
| Line 205 exec_1step(void) | Line 172 exec_1step(void) |
| if (CPU_CX != 0) { | if (CPU_CX != 0) { |
| if (!(insttable_info[op] & REP_CHECKZF)) { | if (!(insttable_info[op] & REP_CHECKZF)) { |
| /* rep */ | /* rep */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_CX); | if (--CPU_CX == 0) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } else if (CPU_INST_REPUSE != 0xf2) { | } else if (CPU_INST_REPUSE != 0xf2) { |
| /* repe */ | /* repe */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_CX && (CPU_FLAGL & Z_FLAG)); | if (--CPU_CX == 0 || CC_NZ) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } else { | } else { |
| /* repne */ | /* repne */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_CX && !(CPU_FLAGL & Z_FLAG)); | if (--CPU_CX == 0 || CC_Z) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } | } |
| } | } |
| } else { | } else { |
| if (CPU_ECX != 0) { | if (CPU_ECX != 0) { |
| if (!(insttable_info[op] & REP_CHECKZF)) { | if (!(insttable_info[op] & REP_CHECKZF)) { |
| /* rep */ | /* rep */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_ECX); | if (--CPU_ECX == 0) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } else if (CPU_INST_REPUSE != 0xf2) { | } else if (CPU_INST_REPUSE != 0xf2) { |
| /* repe */ | /* repe */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_ECX && (CPU_FLAGL & Z_FLAG)); | if (--CPU_ECX == 0 || CC_NZ) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } else { | } else { |
| /* repne */ | /* repne */ |
| do { | for (;;) { |
| (*insttable_1byte[CPU_INST_OP32][op])(); | (*insttable_1byte[CPU_INST_OP32][op])(); |
| } while (--CPU_ECX && !(CPU_FLAGL & Z_FLAG)); | if (--CPU_ECX == 0 || CC_Z) |
| break; | |
| if (CPU_REMCLOCK <= 0) { | |
| CPU_EIP = CPU_PREV_EIP; | |
| break; | |
| } | |
| } | |
| } | } |
| } | } |
| } | } |