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| version 1.1, 2003/12/08 00:55:31 | version 1.2, 2003/12/22 18:00:31 |
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| Line 33 | Line 33 |
| #include "inst_table.h" | #include "inst_table.h" |
| #if defined(IA32_PROFILE_INSTRUCTION) | |
| UINT32 inst_1byte_count[2][256]; | |
| UINT32 inst_2byte_count[2][256]; | |
| UINT32 ea16_count[24]; | |
| UINT32 ea32_count[24]; | |
| UINT32 sib0_count[256]; | |
| UINT32 sib1_count[256]; | |
| UINT32 sib2_count[256]; | |
| static const char *ea16_str[24] = { | |
| "BX + SI", "BX + SI + DISP8", "BX + SI + DISP16", | |
| "BX + DI", "BX + DI + DISP8", "BX + DI + DISP16", | |
| "BP + SI", "BP + SI + DISP8", "BP + SI + DISP16", | |
| "BP + DI", "BP + DI + DISP8", "BP + DI + DISP16", | |
| "SI", "SI + DISP8", "SI + DISP16", | |
| "DI", "DI + DISP8", "DI + DISP16", | |
| "DISP16", "BP + DISP8", "BP + DISP16", | |
| "BX", "BX + DISP8", "BX + DISP16", | |
| }; | |
| static const char *ea32_str[24] = { | |
| "EAX", "ECX", "EDX", "EBX", "SIB", "DISP32", "ESI", "EDI", | |
| "EAX + DISP8", "ECX + DISP8", "EDX + DISP8", "EBX + DISP8", | |
| "SIB + DISP8", "EBP + DISP8", "ESI + DISP8", "EDI + DISP8", | |
| "EAX + DISP32", "ECX + DISP32", "EDX + DISP32", "EBX + DISP32", | |
| "SIB + DISP32", "EBP + DISP32", "ESI + DISP32", "EDI + DISP32", | |
| }; | |
| static const char *sib0_base_str[8] = { | |
| "EAX", "ECX", "EDX", "EBX", "ESP", "DISP32", "ESI", "EDI", | |
| }; | |
| static const char *sib1_base_str[8] = { | |
| "EAX", "ECX", "EDX", "EBX", "ESP", "EBP", "ESI", "EDI", | |
| }; | |
| static const char *sib_index_str[8] = { | |
| "EAX", "ECX", "EDX", "EBX", "", "EBP", "ESI", "EDI", | |
| }; | |
| static const char *sib_scale_str[4] = { | |
| "", "2", "4", "8", | |
| }; | |
| void | |
| clear_profile_inst(void) | |
| { | |
| memset(inst_1byte_count, 0, sizeof(inst_1byte_count)); | |
| memset(inst_2byte_count, 0, sizeof(inst_2byte_count)); | |
| memset(ea16_count, 0, sizeof(ea16_count)); | |
| memset(ea32_count, 0, sizeof(ea32_count)); | |
| memset(sib0_count, 0, sizeof(sib0_count)); | |
| memset(sib1_count, 0, sizeof(sib1_count)); | |
| memset(sib2_count, 0, sizeof(sib2_count)); | |
| } | |
| void | |
| show_profile_inst(void) | |
| { | |
| int i; | |
| printf("instruction (16bit)\n"); | |
| for (i = 0; i < 256; i++) { | |
| if (inst_1byte_count[0][i] != 0) { | |
| printf("0x%02x: %d\n", i, inst_1byte_count[0][i]); | |
| } | |
| } | |
| for (i = 0; i < 256; i++) { | |
| if (inst_2byte_count[0][i] != 0) { | |
| printf("0x0f%02x: %d\n", i, inst_2byte_count[0][i]); | |
| } | |
| } | |
| printf("instruction (32bit)\n"); | |
| for (i = 0; i < 256; i++) { | |
| if (inst_1byte_count[1][i] != 0) { | |
| printf("0x%02x: %d\n", i, inst_1byte_count[1][i]); | |
| } | |
| } | |
| for (i = 0; i < 256; i++) { | |
| if (inst_2byte_count[1][i] != 0) { | |
| printf("0x0f%02x: %d\n", i, inst_2byte_count[1][i]); | |
| } | |
| } | |
| } | |
| void | |
| show_profile_ea(void) | |
| { | |
| char buf[80]; | |
| char tmp[80]; | |
| int i; | |
| int t; | |
| printf("EA16\n"); | |
| for (i = 0; i < NELEMENTS(ea16_count); i++) { | |
| if (ea16_count[i] != 0) { | |
| printf("%s: %d\n", ea16_str[i], ea16_count[i]); | |
| } | |
| } | |
| printf("EA32\n"); | |
| for (i = 0; i < NELEMENTS(ea32_count); i++) { | |
| if (ea32_count[i] != 0) { | |
| printf("%s: %d\n", ea32_str[i], ea32_count[i]); | |
| } | |
| } | |
| printf("SIB0\n"); | |
| for (i = 0; i < NELEMENTS(sib0_count); i++) { | |
| if (sib0_count[i] != 0) { | |
| sprintf(tmp, "%s", sib0_base_str[i & 7]); | |
| strcpy(buf, tmp); | |
| t = (i >> 3) & 7; | |
| if (t != 4) { | |
| sprintf(tmp, " + %s", sib_index_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| t = (i >> 6) & 3; | |
| if (t != 0) { | |
| sprintf(tmp, " * %s", sib_scale_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| printf("%s: %d\n", buf, sib0_count[i]); | |
| } | |
| } | |
| printf("SIB1\n"); | |
| for (i = 0; i < NELEMENTS(sib1_count); i++) { | |
| if (sib1_count[i] != 0) { | |
| sprintf(tmp, "%s", sib1_base_str[i & 7]); | |
| strcpy(buf, tmp); | |
| t = (i >> 3) & 7; | |
| if (t != 4) { | |
| sprintf(tmp, " + %s", sib_index_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| t = (i >> 6) & 3; | |
| if (t != 0) { | |
| sprintf(tmp, " * %s", sib_scale_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| printf("%s + DISP8: %d\n", buf, sib1_count[i]); | |
| } | |
| } | |
| printf("SIB2\n"); | |
| for (i = 0; i < NELEMENTS(sib2_count); i++) { | |
| if (sib2_count[i] != 0) { | |
| sprintf(tmp, "%s", sib1_base_str[i & 7]); | |
| strcpy(buf, tmp); | |
| t = (i >> 3) & 7; | |
| if (t != 4) { | |
| sprintf(tmp, " + %s", sib_index_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| t = (i >> 6) & 3; | |
| if (t != 0) { | |
| sprintf(tmp, " * %s", sib_scale_str[t]); | |
| strcat(buf, tmp); | |
| } | |
| printf("%s + DISP32: %d\n", buf, sib2_count[i]); | |
| } | |
| } | |
| } | |
| #endif | |
| #define MAX_PREFIX 8 | |
| jmp_buf exec_1step_jmpbuf; | jmp_buf exec_1step_jmpbuf; |
| void | void |
| exec_1step(void) | exec_1step(void) |
| { | { |
| BYTE op; | BYTE op; |
| BYTE prefix; | |
| CPU_PREV_EIP = CPU_EIP; | CPU_PREV_EIP = CPU_EIP; |
| cpu_inst = cpu_inst_default; | CPU_STATSAVE.cpu_inst = CPU_STATSAVE.cpu_inst_default; |
| for (;;) { | for (prefix = 0; prefix < MAX_PREFIX; prefix++) { |
| GET_PCBYTE(op); | GET_PCBYTE(op); |
| /* prefix */ | /* prefix */ |
| if (insttable_info[op] & INST_PREFIX) { | if (insttable_info[op] & INST_PREFIX) { |
| PROFILE_INC_INST_1BYTE(op); | |
| (*insttable_1byte[0][op])(); | (*insttable_1byte[0][op])(); |
| continue; | continue; |
| } | } |
| break; | break; |
| } | } |
| if (prefix == MAX_PREFIX) { | |
| EXCEPTION(UD_EXCEPTION, 0); | |
| } | |
| PROFILE_INC_INST_1BYTE(op); | |
| /* normal / rep, but not use */ | /* normal / rep, but not use */ |
| if (!(insttable_info[op] & INST_STRING) || !CPU_INST_REPUSE) { | if (!(insttable_info[op] & INST_STRING) || !CPU_INST_REPUSE) { |