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Intel® X86 Encoder Decoder
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#include "xed-types.h"#include "xed-reg-enum.h"#include "xed-state.h"#include "xed-iclass-enum.h"#include "xed-portability.h"#include "xed-encode.h"#include "xed-util.h"Data Structures | |
| struct | xed_enc_displacement_t |
| struct | xed_encoder_instruction_t |
| struct | xed_encoder_operand_t |
| union | xed_encoder_prefixes_t |
| struct | xed_memop_t |
Functions | |
Branch Displacement | |
| static XED_INLINE xed_encoder_operand_t | xed_absbr (xed_int32_t brdisp, xed_uint_t width_bits) |
| an absolute branch displacement operand | |
| static XED_INLINE xed_encoder_operand_t | xed_relbr (xed_int32_t brdisp, xed_uint_t width_bits) |
| a relative branch displacement operand | |
Pointer Displacement | |
| static XED_INLINE xed_encoder_operand_t | xed_ptr (xed_int32_t brdisp, xed_uint_t width_bits) |
| a relative displacement for a PTR operand – the subsequent imm0 holds the 16b selector | |
Register and Immediate Operands | |
| static XED_INLINE xed_encoder_operand_t | xed_imm0 (xed_uint64_t v, xed_uint_t width_bits) |
| a first immediate operand (known as IMM0) | |
| static XED_INLINE xed_encoder_operand_t | xed_imm1 (xed_uint8_t v) |
| The 2nd immediate operand (known as IMM1) for rare instructions that require it. | |
| static XED_INLINE xed_encoder_operand_t | xed_other (xed_operand_enum_t operand_name, xed_int32_t value) |
| an operand storage field name and value | |
| static XED_INLINE xed_encoder_operand_t | xed_reg (xed_reg_enum_t reg) |
| a register operand | |
| static XED_INLINE xed_encoder_operand_t | xed_simm0 (xed_int32_t v, xed_uint_t width_bits) |
| an 32b signed immediate operand | |
Instruction Properties and prefixes | |
| static XED_INLINE void | xed_addr (xed_encoder_instruction_t *x, xed_uint_t width_bits) |
| This is to specify effective address size different than the default. | |
| XED_DLL_EXPORT xed_bool_t | xed_convert_to_encoder_request (xed_encoder_request_t *out, xed_encoder_instruction_t *in) |
| convert a xed_encoder_instruction_t to a xed_encoder_request_t for encoding | |
| static XED_INLINE void | xed_rep (xed_encoder_instruction_t *x) |
| To add a REP (0xF3) prefix. | |
| static XED_INLINE void | xed_repne (xed_encoder_instruction_t *x) |
| To add a REPNE (0xF2) prefix. | |
Creating instructions from operands | |
| static XED_INLINE void | xed_inst (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_uint_t number_of_operands, const xed_encoder_operand_t *operand_array) |
| instruction with an array of operands. | |
| static XED_INLINE void | xed_inst0 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width) |
| instruction with no operands | |
| static XED_INLINE void | xed_inst1 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_encoder_operand_t op0) |
| instruction with one operand | |
| static XED_INLINE void | xed_inst2 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_encoder_operand_t op0, xed_encoder_operand_t op1) |
| instruction with two operands | |
| static XED_INLINE void | xed_inst3 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_encoder_operand_t op0, xed_encoder_operand_t op1, xed_encoder_operand_t op2) |
| instruction with three operands | |
| static XED_INLINE void | xed_inst4 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_encoder_operand_t op0, xed_encoder_operand_t op1, xed_encoder_operand_t op2, xed_encoder_operand_t op3) |
| instruction with four operands | |
| static XED_INLINE void | xed_inst5 (xed_encoder_instruction_t *inst, xed_state_t mode, xed_iclass_enum_t iclass, xed_uint_t effective_operand_width, xed_encoder_operand_t op0, xed_encoder_operand_t op1, xed_encoder_operand_t op2, xed_encoder_operand_t op3, xed_encoder_operand_t op4) |
| instruction with five operands | |
Memory and Segment-releated Operands | |
| #define | XED_ENCODER_OPERANDS_MAX 8 /* FIXME */ |
| static XED_INLINE xed_encoder_operand_t | xed_mem_b (xed_reg_enum_t base, xed_uint_t width_bits) |
| memory operand - base only | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_bd (xed_reg_enum_t base, xed_enc_displacement_t disp, xed_uint_t width_bits) |
| memory operand - base and displacement only | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_bisd (xed_reg_enum_t base, xed_reg_enum_t index, xed_uint_t scale, xed_enc_displacement_t disp, xed_uint_t width_bits) |
| memory operand - base, index, scale, displacement | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_gb (xed_reg_enum_t seg, xed_reg_enum_t base, xed_uint_t width_bits) |
| memory operand - segment and base only | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_gbd (xed_reg_enum_t seg, xed_reg_enum_t base, xed_enc_displacement_t disp, xed_uint_t width_bits) |
| memory operand - segment, base and displacement only | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_gbisd (xed_reg_enum_t seg, xed_reg_enum_t base, xed_reg_enum_t index, xed_uint_t scale, xed_enc_displacement_t disp, xed_uint_t width_bits) |
| memory operand - segment, base, index, scale, and displacement | |
| static XED_INLINE xed_encoder_operand_t | xed_mem_gd (xed_reg_enum_t seg, xed_enc_displacement_t disp, xed_uint_t width_bits) |
| memory operand - segment and displacement only | |
| static XED_INLINE xed_encoder_operand_t | xed_seg0 (xed_reg_enum_t seg0) |
| seg reg override for implicit suppressed memory ops | |
| static XED_INLINE xed_encoder_operand_t | xed_seg1 (xed_reg_enum_t seg1) |
| seg reg override for implicit suppressed memory ops | |
Memory Displacement | |
| static XED_INLINE xed_enc_displacement_t | xed_disp (xed_int64_t displacement, xed_uint32_t displacement_bits) |
| a memory displacement (not for branches) | |
| enum | xed_encoder_operand_type_t { XED_ENCODER_OPERAND_TYPE_INVALID , XED_ENCODER_OPERAND_TYPE_REL_BRDISP , XED_ENCODER_OPERAND_TYPE_ABS_BRDISP , XED_ENCODER_OPERAND_TYPE_REG , XED_ENCODER_OPERAND_TYPE_IMM0 , XED_ENCODER_OPERAND_TYPE_SIMM0 , XED_ENCODER_OPERAND_TYPE_IMM1 , XED_ENCODER_OPERAND_TYPE_MEM , XED_ENCODER_OPERAND_TYPE_PTR , XED_ENCODER_OPERAND_TYPE_SEG0 , XED_ENCODER_OPERAND_TYPE_SEG1 , XED_ENCODER_OPERAND_TYPE_OTHER } |
| #define XED_ENCODER_OPERANDS_MAX 8 /* FIXME */ |