Constants describing various properties of an instruction. More...

Macros
#define	ZYDIS_ATTRIB_HAS_MODRM (1ULL << 0)
	The instruction has the `ModRM` byte. More...

#define	ZYDIS_ATTRIB_HAS_SIB (1ULL << 1)
	The instruction has the `SIB` byte. More...

#define	ZYDIS_ATTRIB_HAS_REX (1ULL << 2)
	The instruction has the `REX` prefix. More...

#define	ZYDIS_ATTRIB_HAS_XOP (1ULL << 3)
	The instruction has the `XOP` prefix. More...

#define	ZYDIS_ATTRIB_HAS_VEX (1ULL << 4)
	The instruction has the `VEX` prefix. More...

#define	ZYDIS_ATTRIB_HAS_EVEX (1ULL << 5)
	The instruction has the `EVEX` prefix. More...

#define	ZYDIS_ATTRIB_HAS_MVEX (1ULL << 6)
	The instruction has the `MVEX` prefix. More...

#define	ZYDIS_ATTRIB_IS_RELATIVE (1ULL << 7)
	The instruction has one or more operands with position-relative offsets. More...

#define	ZYDIS_ATTRIB_IS_PRIVILEGED (1ULL << 8)
	The instruction is privileged. More...

#define	ZYDIS_ATTRIB_CPUFLAG_ACCESS (1ULL << 9)
	The instruction accesses one or more CPU-flags. More...

#define	ZYDIS_ATTRIB_CPU_STATE_CR (1ULL << 10)
	The instruction may conditionally read the general CPU state. More...

#define	ZYDIS_ATTRIB_CPU_STATE_CW (1ULL << 11)
	The instruction may conditionally write the general CPU state. More...

#define	ZYDIS_ATTRIB_FPU_STATE_CR (1ULL << 12)
	The instruction may conditionally read the FPU state (X87, MMX). More...

#define	ZYDIS_ATTRIB_FPU_STATE_CW (1ULL << 13)
	The instruction may conditionally write the FPU state (X87, MMX). More...

#define	ZYDIS_ATTRIB_XMM_STATE_CR (1ULL << 14)
	The instruction may conditionally read the XMM state (AVX, AVX2, AVX-512). More...

#define	ZYDIS_ATTRIB_XMM_STATE_CW (1ULL << 15)
	The instruction may conditionally write the XMM state (AVX, AVX2, AVX-512). More...

#define	ZYDIS_ATTRIB_ACCEPTS_LOCK (1ULL << 16)
	The instruction accepts the `LOCK` prefix (`0xF0`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_REP (1ULL << 17)
	The instruction accepts the `REP` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_REPE (1ULL << 18)
	The instruction accepts the `REPE`/`REPZ` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_REPZ ZYDIS_ATTRIB_ACCEPTS_REPE
	The instruction accepts the `REPE`/`REPZ` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_REPNE (1ULL << 19)
	The instruction accepts the `REPNE`/`REPNZ` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_REPNZ ZYDIS_ATTRIB_ACCEPTS_REPNE
	The instruction accepts the `REPNE`/`REPNZ` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_BND (1ULL << 20)
	The instruction accepts the `BND` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_XACQUIRE (1ULL << 21)
	The instruction accepts the `XACQUIRE` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_XRELEASE (1ULL << 22)
	The instruction accepts the `XRELEASE` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_HLE_WITHOUT_LOCK (1ULL << 23)
	The instruction accepts the `XACQUIRE`/`XRELEASE` prefixes (`0xF2`, `0xF3`) without the `LOCK` prefix (`0x0F`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_BRANCH_HINTS (1ULL << 24)
	The instruction accepts branch hints (0x2E, 0x3E). More...

#define	ZYDIS_ATTRIB_ACCEPTS_NOTRACK (1ULL << 25)
	The instruction accepts the `CET` `no-track` prefix (`0x3E`). More...

#define	ZYDIS_ATTRIB_ACCEPTS_SEGMENT (1ULL << 26)
	The instruction accepts segment prefixes (`0x2E`, `0x36`, `0x3E`, `0x26`, `0x64`, `0x65`). More...

#define	ZYDIS_ATTRIB_HAS_LOCK (1ULL << 27)
	The instruction has the `LOCK` prefix (`0xF0`). More...

#define	ZYDIS_ATTRIB_HAS_REP (1ULL << 28)
	The instruction has the `REP` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_HAS_REPE (1ULL << 29)
	The instruction has the `REPE`/`REPZ` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_HAS_REPZ ZYDIS_ATTRIB_HAS_REPE
	The instruction has the `REPE`/`REPZ` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_HAS_REPNE (1ULL << 30)
	The instruction has the `REPNE`/`REPNZ` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_HAS_REPNZ ZYDIS_ATTRIB_HAS_REPNE
	The instruction has the `REPNE`/`REPNZ` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_HAS_BND (1ULL << 31)
	The instruction has the `BND` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_HAS_XACQUIRE (1ULL << 32)
	The instruction has the `XACQUIRE` prefix (`0xF2`). More...

#define	ZYDIS_ATTRIB_HAS_XRELEASE (1ULL << 33)
	The instruction has the `XRELEASE` prefix (`0xF3`). More...

#define	ZYDIS_ATTRIB_HAS_BRANCH_NOT_TAKEN (1ULL << 34)
	The instruction has the branch-not-taken hint (`0x2E`). More...

#define	ZYDIS_ATTRIB_HAS_BRANCH_TAKEN (1ULL << 35)
	The instruction has the branch-taken hint (`0x3E`). More...

#define	ZYDIS_ATTRIB_HAS_NOTRACK (1ULL << 36)
	The instruction has the `CET` `no-track` prefix (`0x3E`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_CS (1ULL << 37)
	The instruction has the `CS` segment modifier (`0x2E`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_SS (1ULL << 38)
	The instruction has the `SS` segment modifier (`0x36`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_DS (1ULL << 39)
	The instruction has the `DS` segment modifier (`0x3E`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_ES (1ULL << 40)
	The instruction has the `ES` segment modifier (`0x26`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_FS (1ULL << 41)
	The instruction has the `FS` segment modifier (`0x64`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT_GS (1ULL << 42)
	The instruction has the `GS` segment modifier (`0x65`). More...

#define	ZYDIS_ATTRIB_HAS_SEGMENT
	The instruction has a segment modifier. More...

#define	ZYDIS_ATTRIB_HAS_OPERANDSIZE (1ULL << 43)
	The instruction has the operand-size override prefix (`0x66`). More...

#define	ZYDIS_ATTRIB_HAS_ADDRESSSIZE (1ULL << 44)
	The instruction has the address-size override prefix (`0x67`). More...

#define	ZYDIS_ATTRIB_HAS_EVEX_B (1ULL << 45)
	The instruction has the `EVEX.b` bit set. More...

Typedefs
typedef ZyanU64	ZydisInstructionAttributes
	Defines the `ZydisInstructionAttributes` data-type. More...

Detailed Description

Constants describing various properties of an instruction.

Used in the ZydisDecodedInstruction::attributes and ZydisEncoderRequest::prefixes fields.

Macro Definition Documentation

◆ ZYDIS_ATTRIB_ACCEPTS_BND

#define ZYDIS_ATTRIB_ACCEPTS_BND (1ULL << 20)

The instruction accepts the BND prefix (0xF2).

◆ ZYDIS_ATTRIB_ACCEPTS_BRANCH_HINTS

#define ZYDIS_ATTRIB_ACCEPTS_BRANCH_HINTS (1ULL << 24)

The instruction accepts branch hints (0x2E, 0x3E).

◆ ZYDIS_ATTRIB_ACCEPTS_HLE_WITHOUT_LOCK

#define ZYDIS_ATTRIB_ACCEPTS_HLE_WITHOUT_LOCK (1ULL << 23)

The instruction accepts the XACQUIRE/XRELEASE prefixes (0xF2, 0xF3) without the LOCK prefix (0x0F).

◆ ZYDIS_ATTRIB_ACCEPTS_LOCK

#define ZYDIS_ATTRIB_ACCEPTS_LOCK (1ULL << 16)

The instruction accepts the LOCK prefix (0xF0).

◆ ZYDIS_ATTRIB_ACCEPTS_NOTRACK

#define ZYDIS_ATTRIB_ACCEPTS_NOTRACK (1ULL << 25)

The instruction accepts the CET no-track prefix (0x3E).

◆ ZYDIS_ATTRIB_ACCEPTS_REP

#define ZYDIS_ATTRIB_ACCEPTS_REP (1ULL << 17)

The instruction accepts the REP prefix (0xF3).

◆ ZYDIS_ATTRIB_ACCEPTS_REPE

#define ZYDIS_ATTRIB_ACCEPTS_REPE (1ULL << 18)

The instruction accepts the REPE/REPZ prefix (0xF3).

◆ ZYDIS_ATTRIB_ACCEPTS_REPNE

#define ZYDIS_ATTRIB_ACCEPTS_REPNE (1ULL << 19)

The instruction accepts the REPNE/REPNZ prefix (0xF2).

◆ ZYDIS_ATTRIB_ACCEPTS_REPNZ

#define ZYDIS_ATTRIB_ACCEPTS_REPNZ ZYDIS_ATTRIB_ACCEPTS_REPNE

The instruction accepts the REPNE/REPNZ prefix (0xF2).

◆ ZYDIS_ATTRIB_ACCEPTS_REPZ

#define ZYDIS_ATTRIB_ACCEPTS_REPZ ZYDIS_ATTRIB_ACCEPTS_REPE

The instruction accepts the REPE/REPZ prefix (0xF3).

◆ ZYDIS_ATTRIB_ACCEPTS_SEGMENT

#define ZYDIS_ATTRIB_ACCEPTS_SEGMENT (1ULL << 26)

The instruction accepts segment prefixes (0x2E, 0x36, 0x3E, 0x26, 0x64, 0x65).

◆ ZYDIS_ATTRIB_ACCEPTS_XACQUIRE

#define ZYDIS_ATTRIB_ACCEPTS_XACQUIRE (1ULL << 21)

The instruction accepts the XACQUIRE prefix (0xF2).

◆ ZYDIS_ATTRIB_ACCEPTS_XRELEASE

#define ZYDIS_ATTRIB_ACCEPTS_XRELEASE (1ULL << 22)

The instruction accepts the XRELEASE prefix (0xF3).

◆ ZYDIS_ATTRIB_CPU_STATE_CR

#define ZYDIS_ATTRIB_CPU_STATE_CR (1ULL << 10)

The instruction may conditionally read the general CPU state.

◆ ZYDIS_ATTRIB_CPU_STATE_CW

#define ZYDIS_ATTRIB_CPU_STATE_CW (1ULL << 11)

The instruction may conditionally write the general CPU state.

◆ ZYDIS_ATTRIB_CPUFLAG_ACCESS

#define ZYDIS_ATTRIB_CPUFLAG_ACCESS (1ULL << 9)

The instruction accesses one or more CPU-flags.

◆ ZYDIS_ATTRIB_FPU_STATE_CR

#define ZYDIS_ATTRIB_FPU_STATE_CR (1ULL << 12)

The instruction may conditionally read the FPU state (X87, MMX).

◆ ZYDIS_ATTRIB_FPU_STATE_CW

#define ZYDIS_ATTRIB_FPU_STATE_CW (1ULL << 13)

The instruction may conditionally write the FPU state (X87, MMX).

◆ ZYDIS_ATTRIB_HAS_ADDRESSSIZE

#define ZYDIS_ATTRIB_HAS_ADDRESSSIZE (1ULL << 44)

The instruction has the address-size override prefix (0x67).

◆ ZYDIS_ATTRIB_HAS_BND

#define ZYDIS_ATTRIB_HAS_BND (1ULL << 31)

The instruction has the BND prefix (0xF2).

◆ ZYDIS_ATTRIB_HAS_BRANCH_NOT_TAKEN

#define ZYDIS_ATTRIB_HAS_BRANCH_NOT_TAKEN (1ULL << 34)

The instruction has the branch-not-taken hint (0x2E).

◆ ZYDIS_ATTRIB_HAS_BRANCH_TAKEN

#define ZYDIS_ATTRIB_HAS_BRANCH_TAKEN (1ULL << 35)

The instruction has the branch-taken hint (0x3E).

◆ ZYDIS_ATTRIB_HAS_EVEX

#define ZYDIS_ATTRIB_HAS_EVEX (1ULL << 5)

The instruction has the EVEX prefix.

◆ ZYDIS_ATTRIB_HAS_EVEX_B

#define ZYDIS_ATTRIB_HAS_EVEX_B (1ULL << 45)

The instruction has the EVEX.b bit set.

This attribute is mainly used by the encoder.

◆ ZYDIS_ATTRIB_HAS_LOCK

#define ZYDIS_ATTRIB_HAS_LOCK (1ULL << 27)

The instruction has the LOCK prefix (0xF0).

◆ ZYDIS_ATTRIB_HAS_MODRM

#define ZYDIS_ATTRIB_HAS_MODRM (1ULL << 0)

The instruction has the ModRM byte.

◆ ZYDIS_ATTRIB_HAS_MVEX

#define ZYDIS_ATTRIB_HAS_MVEX (1ULL << 6)

The instruction has the MVEX prefix.

◆ ZYDIS_ATTRIB_HAS_NOTRACK

#define ZYDIS_ATTRIB_HAS_NOTRACK (1ULL << 36)

The instruction has the CET no-track prefix (0x3E).

◆ ZYDIS_ATTRIB_HAS_OPERANDSIZE

#define ZYDIS_ATTRIB_HAS_OPERANDSIZE (1ULL << 43)

The instruction has the operand-size override prefix (0x66).

◆ ZYDIS_ATTRIB_HAS_REP

#define ZYDIS_ATTRIB_HAS_REP (1ULL << 28)

The instruction has the REP prefix (0xF3).

◆ ZYDIS_ATTRIB_HAS_REPE

#define ZYDIS_ATTRIB_HAS_REPE (1ULL << 29)

The instruction has the REPE/REPZ prefix (0xF3).

◆ ZYDIS_ATTRIB_HAS_REPNE

#define ZYDIS_ATTRIB_HAS_REPNE (1ULL << 30)

The instruction has the REPNE/REPNZ prefix (0xF2).

◆ ZYDIS_ATTRIB_HAS_REPNZ

#define ZYDIS_ATTRIB_HAS_REPNZ ZYDIS_ATTRIB_HAS_REPNE

The instruction has the REPNE/REPNZ prefix (0xF2).

◆ ZYDIS_ATTRIB_HAS_REPZ

#define ZYDIS_ATTRIB_HAS_REPZ ZYDIS_ATTRIB_HAS_REPE

The instruction has the REPE/REPZ prefix (0xF3).

◆ ZYDIS_ATTRIB_HAS_REX

#define ZYDIS_ATTRIB_HAS_REX (1ULL << 2)

The instruction has the REX prefix.

◆ ZYDIS_ATTRIB_HAS_SEGMENT

#define ZYDIS_ATTRIB_HAS_SEGMENT

Value:

 (ZYDIS_ATTRIB_HAS_SEGMENT_CS | \
 ZYDIS_ATTRIB_HAS_SEGMENT_SS | \
 ZYDIS_ATTRIB_HAS_SEGMENT_DS | \
 ZYDIS_ATTRIB_HAS_SEGMENT_ES | \
 ZYDIS_ATTRIB_HAS_SEGMENT_FS | \
 ZYDIS_ATTRIB_HAS_SEGMENT_GS)

The instruction has a segment modifier.

◆ ZYDIS_ATTRIB_HAS_SEGMENT_CS

#define ZYDIS_ATTRIB_HAS_SEGMENT_CS (1ULL << 37)

The instruction has the CS segment modifier (0x2E).

◆ ZYDIS_ATTRIB_HAS_SEGMENT_DS

#define ZYDIS_ATTRIB_HAS_SEGMENT_DS (1ULL << 39)

The instruction has the DS segment modifier (0x3E).

◆ ZYDIS_ATTRIB_HAS_SEGMENT_ES

#define ZYDIS_ATTRIB_HAS_SEGMENT_ES (1ULL << 40)

The instruction has the ES segment modifier (0x26).

◆ ZYDIS_ATTRIB_HAS_SEGMENT_FS

#define ZYDIS_ATTRIB_HAS_SEGMENT_FS (1ULL << 41)

The instruction has the FS segment modifier (0x64).

◆ ZYDIS_ATTRIB_HAS_SEGMENT_GS

#define ZYDIS_ATTRIB_HAS_SEGMENT_GS (1ULL << 42)

The instruction has the GS segment modifier (0x65).

◆ ZYDIS_ATTRIB_HAS_SEGMENT_SS

#define ZYDIS_ATTRIB_HAS_SEGMENT_SS (1ULL << 38)

The instruction has the SS segment modifier (0x36).

◆ ZYDIS_ATTRIB_HAS_SIB

#define ZYDIS_ATTRIB_HAS_SIB (1ULL << 1)

The instruction has the SIB byte.

◆ ZYDIS_ATTRIB_HAS_VEX

#define ZYDIS_ATTRIB_HAS_VEX (1ULL << 4)

The instruction has the VEX prefix.

◆ ZYDIS_ATTRIB_HAS_XACQUIRE

#define ZYDIS_ATTRIB_HAS_XACQUIRE (1ULL << 32)

The instruction has the XACQUIRE prefix (0xF2).

◆ ZYDIS_ATTRIB_HAS_XOP

#define ZYDIS_ATTRIB_HAS_XOP (1ULL << 3)

The instruction has the XOP prefix.

◆ ZYDIS_ATTRIB_HAS_XRELEASE

#define ZYDIS_ATTRIB_HAS_XRELEASE (1ULL << 33)

The instruction has the XRELEASE prefix (0xF3).

◆ ZYDIS_ATTRIB_IS_PRIVILEGED

#define ZYDIS_ATTRIB_IS_PRIVILEGED (1ULL << 8)

The instruction is privileged.

Privileged instructions are any instructions that require a current ring level below 3.

◆ ZYDIS_ATTRIB_IS_RELATIVE

#define ZYDIS_ATTRIB_IS_RELATIVE (1ULL << 7)

The instruction has one or more operands with position-relative offsets.

◆ ZYDIS_ATTRIB_XMM_STATE_CR

#define ZYDIS_ATTRIB_XMM_STATE_CR (1ULL << 14)

The instruction may conditionally read the XMM state (AVX, AVX2, AVX-512).

◆ ZYDIS_ATTRIB_XMM_STATE_CW

#define ZYDIS_ATTRIB_XMM_STATE_CW (1ULL << 15)

The instruction may conditionally write the XMM state (AVX, AVX2, AVX-512).

Typedef Documentation

◆ ZydisInstructionAttributes

typedef ZyanU64 ZydisInstructionAttributes

Defines the ZydisInstructionAttributes data-type.

Macros

Typedefs