historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/capstone/cstool/cstool_x86.c
2024-01-16 11:20:27 -06:00

111 lines
3.2 KiB
C

/* Second-Best Disassembler Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013> */
#include <stdio.h>
#include <stdlib.h>
#include <capstone.h>
void print_string_hex(char *comment, unsigned char *str, size_t len);
void print_insn_detail_x86(csh ud, cs_mode mode, cs_insn *ins)
{
int count, i;
cs_x86 *x86;
// detail can be NULL on "data" instruction if SKIPDATA option is turned ON
if (ins->detail == NULL)
return;
x86 = &(ins->detail->x86);
print_string_hex("\tPrefix:", x86->prefix, 4);
print_string_hex("\tOpcode:", x86->opcode, 4);
printf("\trex: 0x%x\n", x86->rex);
printf("\taddr_size: %u\n", x86->addr_size);
printf("\tmodrm: 0x%x\n", x86->modrm);
printf("\tdisp: 0x%x\n", x86->disp);
// SIB is not available in 16-bit mode
if ((mode & CS_MODE_16) == 0) {
printf("\tsib: 0x%x\n", x86->sib);
if (x86->sib_base != X86_REG_INVALID)
printf("\t\tsib_base: %s\n", cs_reg_name(ud, x86->sib_base));
if (x86->sib_index != X86_REG_INVALID)
printf("\t\tsib_index: %s\n", cs_reg_name(ud, x86->sib_index));
if (x86->sib_scale != 0)
printf("\t\tsib_scale: %d\n", x86->sib_scale);
}
// SSE code condition
if (x86->sse_cc != X86_SSE_CC_INVALID) {
printf("\tsse_cc: %u\n", x86->sse_cc);
}
// AVX code condition
if (x86->avx_cc != X86_AVX_CC_INVALID) {
printf("\tavx_cc: %u\n", x86->avx_cc);
}
// AVX Suppress All Exception
if (x86->avx_sae) {
printf("\tavx_sae: %u\n", x86->avx_sae);
}
// AVX Rounding Mode
if (x86->avx_rm != X86_AVX_RM_INVALID) {
printf("\tavx_rm: %u\n", x86->avx_rm);
}
count = cs_op_count(ud, ins, X86_OP_IMM);
if (count > 0) {
printf("\timm_count: %u\n", count);
for (i = 1; i < count + 1; i++) {
int index = cs_op_index(ud, ins, X86_OP_IMM, i);
printf("\t\timms[%u]: 0x%" PRIx64 "\n", i, x86->operands[index].imm);
}
}
if (x86->op_count)
printf("\top_count: %u\n", x86->op_count);
for (i = 0; i < x86->op_count; i++) {
cs_x86_op *op = &(x86->operands[i]);
switch((int)op->type) {
case X86_OP_REG:
printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(ud, op->reg));
break;
case X86_OP_IMM:
printf("\t\toperands[%u].type: IMM = 0x%" PRIx64 "\n", i, op->imm);
break;
case X86_OP_MEM:
printf("\t\toperands[%u].type: MEM\n", i);
if (op->mem.segment != X86_REG_INVALID)
printf("\t\t\toperands[%u].mem.segment: REG = %s\n", i, cs_reg_name(ud, op->mem.segment));
if (op->mem.base != X86_REG_INVALID)
printf("\t\t\toperands[%u].mem.base: REG = %s\n", i, cs_reg_name(ud, op->mem.base));
if (op->mem.index != X86_REG_INVALID)
printf("\t\t\toperands[%u].mem.index: REG = %s\n", i, cs_reg_name(ud, op->mem.index));
if (op->mem.scale != 1)
printf("\t\t\toperands[%u].mem.scale: %u\n", i, op->mem.scale);
if (op->mem.disp != 0)
printf("\t\t\toperands[%u].mem.disp: 0x%" PRIx64 "\n", i, op->mem.disp);
break;
default:
break;
}
// AVX broadcast type
if (op->avx_bcast != X86_AVX_BCAST_INVALID)
printf("\t\toperands[%u].avx_bcast: %u\n", i, op->avx_bcast);
// AVX zero opmask {z}
if (op->avx_zero_opmask != false)
printf("\t\toperands[%u].avx_zero_opmask: TRUE\n", i);
printf("\t\toperands[%u].size: %u\n", i, op->size);
}
}