diff options
Diffstat (limited to 'src/arch/x86/op_dec.c')
-rw-r--r-- | src/arch/x86/op_dec.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/src/arch/x86/op_dec.c b/src/arch/x86/op_dec.c index 2849524..dd3562e 100644 --- a/src/arch/x86/op_dec.c +++ b/src/arch/x86/op_dec.c @@ -38,7 +38,7 @@ * offset = adresse virtuelle de l'instruction. * * proc = architecture ciblée par le désassemblage. * * * -* Description : Décode une instruction de type 'inc' (16 ou 32 bits). * +* Description : Décode une instruction de type 'dec' (16 ou 32 bits). * * * * Retour : Instruction mise en place ou NULL. * * * @@ -46,36 +46,23 @@ * * ******************************************************************************/ -asm_x86_instr *x86_read_instr_dec_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc) +asm_x86_instr *x86_read_instr_dec_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc) { asm_x86_instr *result; /* Instruction à retourner */ AsmOperandSize oprsize; /* Taille des opérandes */ - asm_x86_operand *reg; /* Registre de destination */ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr)); - /* Utilisation des registres 32 bits ? */ - if (data[*pos] == 0x66) - { - oprsize = switch_x86_operand_size(proc); - (*pos)++; - } - else oprsize = get_x86_current_operand_size(proc); + oprsize = switch_x86_operand_size_if_needed(proc, data, pos); ASM_INSTRUCTION(result)->opcode = data[*pos]; - reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0x48); - if (reg == NULL) + if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x48)) { free(result); return NULL; } - ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *)); - ASM_INSTRUCTION(result)->operands_count = 1; - - ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg); - return result; } |