diff options
Diffstat (limited to 'src/arch/x86/instruction.c')
| -rw-r--r-- | src/arch/x86/instruction.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/arch/x86/instruction.c b/src/arch/x86/instruction.c index 67a1fe0..5f6e7ee 100644 --- a/src/arch/x86/instruction.c +++ b/src/arch/x86/instruction.c @@ -90,6 +90,14 @@ static x86_instruction _instructions[XOP_COUNT] = { [XOP_OR_R8_RM8] = { false, 0x0a, IDX_TO_EXT(-1), "or", XPX_NONE }, [XOP_OR_AL_IMM8] = { false, 0x0c, IDX_TO_EXT(-1), "or", XPX_NONE }, + + [XOP_JLE_REL1632] = { false, 0x8e, IDX_TO_EXT(-1), "jle", XPX_TWO_BYTES | XPX_OPERAND_SIZE_OVERRIDE }, + + + [XOP_MOVZX_R1632_RM8] = { false, 0xb6, IDX_TO_EXT(-1), "movzx", XPX_TWO_BYTES | XPX_OPERAND_SIZE_OVERRIDE }, + [XOP_MOVSX_R1632_RM8] = { false, 0xbe, IDX_TO_EXT(-1), "movsx", XPX_TWO_BYTES | XPX_OPERAND_SIZE_OVERRIDE }, + + [XOP_ADC_RM8_R8] = { false, 0x10, IDX_TO_EXT(-1), "adc", XPX_NONE }, [XOP_AND_RM8_R8] = { false, 0x20, IDX_TO_EXT(-1), "and", XPX_NONE }, @@ -152,6 +160,8 @@ static x86_instruction _instructions[XOP_COUNT] = { [XOP_PUSH_IMM1632] = { false, 0x68, IDX_TO_EXT(-1), "push", XPX_OPERAND_SIZE_OVERRIDE }, + [XOP_IMUL_RM1632_IMM8] = { false, 0x6b, IDX_TO_EXT(-1), "imul", XPX_OPERAND_SIZE_OVERRIDE }, + [XOP_JO_REL8] = { false, 0x70, IDX_TO_EXT(-1), "jo", XPX_NONE }, [XOP_JNO_REL8] = { false, 0x71, IDX_TO_EXT(-1), "jno", XPX_NONE }, @@ -445,6 +455,10 @@ X86Opcodes x86_guess_next_instruction(const bin_t *data, off_t pos, off_t len, X while (pos < len) switch (data[pos]) { + case 0x0f: + pos++; + *prefix |= XPX_TWO_BYTES; + break; case 0x66: pos++; *prefix |= XPX_OPERAND_SIZE_OVERRIDE; @@ -535,6 +549,12 @@ static InstructionLinkType x86_get_instruction_link(const GX86Instruction *instr switch (instr->type) { + case XOP_JLE_REL1632: + relative = G_X86_RELATIVE_OPERAND(g_arch_instruction_get_operand(G_ARCH_INSTRUCTION(instr), 0)); + if (g_imm_operand_to_vmpa_t(g_x86_relative_operand_get_value(relative), addr)) result = ILT_CALL; + else result = ILT_NONE; + break; + case XOP_JO_REL8: case XOP_JNO_REL8: case XOP_JB_REL8: |