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zydis
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Preparations for MVEX-support and decoupling of operand-decoding

This commit is contained in:
flobernd 2017-05-08 18:18:08 +02:00
parent d3192a8be7
commit e5e5899f72
1 changed files with 121 additions and 0 deletions
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121
include/Zydis/InstructionInfo.h
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@ -875,6 +875,7 @@ typedef struct ZydisInstructionInfo_
*/ */
struct struct
{ {
uint8_t data[ZYDIS_MAX_INSTRUCTION_LENGTH - 1]; // TODO:
uint8_t hasF0; uint8_t hasF0;
uint8_t hasF3; uint8_t hasF3;
uint8_t hasF2; uint8_t hasF2;
@ -1079,6 +1080,68 @@ typedef struct ZydisInstructionInfo_
*/ */
uint8_t aaa; uint8_t aaa;
} evex; } evex;
/**
* @brief Detailed info about the MVEX-prefix.
*/
struct
{
/**
* @brief @c TRUE if the prefix got already decoded.
*/
ZydisBool isDecoded;
/**
* @brief The raw bytes of the prefix.
*/
uint8_t data[4];
/**
* @brief Extension of the ModRM.reg field (inverted).
*/
uint8_t R;
/**
* @brief Extension of the SIB.index/vidx field (inverted).
*/
uint8_t X;
/**
* @brief Extension of the ModRM.rm or SIB.base field (inverted).
*/
uint8_t B;
/**
* @brief High-16 register specifier modifier (inverted).
*/
uint8_t R2;
/**
* @brief Opcode-map specifier.
*/
uint8_t mmmm;
/**
* @brief 64-bit operand-size promotion or opcode-extension.
*/
uint8_t W;
/**
* @brief NDS register specifier (inverted).
*/
uint8_t vvvv;
/**
* @brief Compressed legacy prefix.
*/
uint8_t pp;
/**
* @brief Non-temporal/eviction hint.
*/
uint8_t E;
/**
* @brief Swizzle/broadcast/up-convert/down-convert/static-rounding controls.
*/
uint8_t SSS;
/**
* @brief High-16 NDS/VIDX register specifier.
*/
uint8_t V2;
/**
* @brief Embedded opmask register specifier.
*/
uint8_t aaa;
} mvex;
/** /**
* @brief Detailed info about the ModRM-byte. * @brief Detailed info about the ModRM-byte.
*/ */
@ -1101,6 +1164,64 @@ typedef struct ZydisInstructionInfo_
uint8_t index; uint8_t index;
uint8_t base; uint8_t base;
} sib; } sib;
/**
* @brief Detailed info about displacement-bytes.
*/
struct
{
/**
* @brief The displacement value
*/
union
{
int8_t sbyte;
int16_t sword;
int32_t sdword;
int64_t sqword;
} value;
/**
* @brief The physical displacement size, in bits.
*/
uint8_t dataSize;
/**
* @brief The offset of the displacement data, relative to the beginning of the
* instruction, in bytes.
*/
uint8_t dataOffset;
} disp;
/**
* @brief Detailed info about immediate-bytes.
*/
struct
{
/**
* @brief Signals, if the immediate value is signed.
*/
ZydisBool isSigned;
/**
* @brief The immediate value.
*/
union
{
int8_t sbyte;
uint8_t ubyte;
int16_t sword;
uint16_t uword;
int32_t sdword;
uint32_t udword;
int64_t sqword;
uint64_t uqword;
} value;
/**
* @brief The physical immediate size, in bits.
*/
uint8_t dataSize;
/**
* @brief The offset of the immediate data, relative to the beginning of the
* instruction, in bytes.
*/
uint8_t dataOffset;
} imm[2];
} details; } details;
/** /**
* @brief This field is intended for custom data and may be freely set by the user. * @brief This field is intended for custom data and may be freely set by the user.