llvm::AMDGPU::SendMsg Namespace Reference

Enumerations
enum	Id {   ID_INTERRUPT = 1 , ID_GS_PreGFX11 = 2 , ID_GS_DONE_PreGFX11 = 3 , ID_HS_TESSFACTOR_GFX11Plus = 2 ,   ID_DEALLOC_VGPRS_GFX11Plus = 3 , ID_SAVEWAVE = 4 , ID_STALL_WAVE_GEN = 5 , ID_HALT_WAVES = 6 ,   ID_ORDERED_PS_DONE = 7 , ID_EARLY_PRIM_DEALLOC = 8 , ID_GS_ALLOC_REQ = 9 , ID_GET_DOORBELL = 10 ,   ID_GET_DDID = 11 , ID_SYSMSG = 15 , ID_RTN_GET_DOORBELL = 128 , ID_RTN_GET_DDID = 129 ,   ID_RTN_GET_TMA = 130 , ID_RTN_GET_REALTIME = 131 , ID_RTN_SAVE_WAVE = 132 , ID_RTN_GET_TBA = 133 ,   ID_RTN_GET_TBA_TO_PC = 134 , ID_RTN_GET_SE_AID_ID = 135 , ID_MASK_PreGFX11_ = 0xF , ID_MASK_GFX11Plus_ = 0xFF }
enum	Op {   OP_SHIFT_ = 4 , OP_NONE_ = 0 , OP_WIDTH_ = 3 , OP_MASK_ = (((1 << OP_WIDTH_) - 1) << OP_SHIFT_) ,   OP_GS_NOP = 0 , OP_GS_CUT = 1 , OP_GS_EMIT = 2 , OP_GS_EMIT_CUT = 3 ,   OP_GS_FIRST_ = OP_GS_NOP , OP_SYS_ECC_ERR_INTERRUPT = 1 , OP_SYS_REG_RD = 2 , OP_SYS_HOST_TRAP_ACK = 3 ,   OP_SYS_TTRACE_PC = 4 , OP_SYS_FIRST_ = OP_SYS_ECC_ERR_INTERRUPT }
enum	StreamId : unsigned {   STREAM_ID_NONE_ = 0 , STREAM_ID_DEFAULT_ = 0 , STREAM_ID_LAST_ = 4 , STREAM_ID_FIRST_ = STREAM_ID_DEFAULT_ ,   STREAM_ID_SHIFT_ = 8 , STREAM_ID_WIDTH_ = 2 , STREAM_ID_MASK_ = (((1 << STREAM_ID_WIDTH_) - 1) << STREAM_ID_SHIFT_) }

Functions
int64_t	getMsgId (StringRef Name, const MCSubtargetInfo &STI)
	Map from a symbolic name for a msg_id to the message portion of the immediate encoding.
StringRef	getMsgName (uint64_t Encoding, const MCSubtargetInfo &STI)
	Map from an encoding to the symbolic name for a msg_id immediate.
int64_t	getMsgOpId (int64_t MsgId, StringRef Name, const MCSubtargetInfo &STI)
	Map from a symbolic name for a sendmsg operation to the operation portion of the immediate encoding.
StringRef	getMsgOpName (int64_t MsgId, uint64_t Encoding, const MCSubtargetInfo &STI)
	Map from an encoding to the symbolic name for a sendmsg operation.
static uint64_t	getMsgIdMask (const MCSubtargetInfo &STI)
bool	isValidMsgId (int64_t MsgId, const MCSubtargetInfo &STI)
bool	isValidMsgOp (int64_t MsgId, int64_t OpId, const MCSubtargetInfo &STI, bool Strict)
bool	isValidMsgStream (int64_t MsgId, int64_t OpId, int64_t StreamId, const MCSubtargetInfo &STI, bool Strict)
bool	msgRequiresOp (int64_t MsgId, const MCSubtargetInfo &STI)
bool	msgSupportsStream (int64_t MsgId, int64_t OpId, const MCSubtargetInfo &STI)
void	decodeMsg (unsigned Val, uint16_t &MsgId, uint16_t &OpId, uint16_t &StreamId, const MCSubtargetInfo &STI)
uint64_t	encodeMsg (uint64_t MsgId, uint64_t OpId, uint64_t StreamId)

Variables
static constexpr CustomOperand	MsgOperands []
static constexpr CustomOperand	SysMsgOperands []
static constexpr CustomOperand	StreamMsgOperands []

Enumeration Type Documentation

Id

enum llvm::AMDGPU::SendMsg::Id

Enumerator
ID_INTERRUPT
ID_GS_PreGFX11
ID_GS_DONE_PreGFX11
ID_HS_TESSFACTOR_GFX11Plus
ID_DEALLOC_VGPRS_GFX11Plus
ID_SAVEWAVE
ID_STALL_WAVE_GEN
ID_HALT_WAVES
ID_ORDERED_PS_DONE
ID_EARLY_PRIM_DEALLOC
ID_GS_ALLOC_REQ
ID_GET_DOORBELL
ID_GET_DDID
ID_SYSMSG
ID_RTN_GET_DOORBELL
ID_RTN_GET_DDID
ID_RTN_GET_TMA
ID_RTN_GET_REALTIME
ID_RTN_SAVE_WAVE
ID_RTN_GET_TBA
ID_RTN_GET_TBA_TO_PC
ID_RTN_GET_SE_AID_ID
ID_MASK_PreGFX11_
ID_MASK_GFX11Plus_

Definition at line 438 of file SIDefines.h.

Op

enum llvm::AMDGPU::SendMsg::Op

Enumerator
OP_SHIFT_
OP_NONE_
OP_WIDTH_
OP_MASK_
OP_GS_NOP
OP_GS_CUT
OP_GS_EMIT
OP_GS_EMIT_CUT
OP_GS_FIRST_
OP_SYS_ECC_ERR_INTERRUPT
OP_SYS_REG_RD
OP_SYS_HOST_TRAP_ACK
OP_SYS_TTRACE_PC
OP_SYS_FIRST_

Definition at line 470 of file SIDefines.h.

StreamId

enum llvm::AMDGPU::SendMsg::StreamId : unsigned

Enumerator
STREAM_ID_NONE_
STREAM_ID_DEFAULT_
STREAM_ID_LAST_
STREAM_ID_FIRST_
STREAM_ID_SHIFT_
STREAM_ID_WIDTH_
STREAM_ID_MASK_

Definition at line 490 of file SIDefines.h.

Function Documentation

decodeMsg()

void llvm::AMDGPU::SendMsg::decodeMsg	(	unsigned	Val,
		uint16_t &	MsgId,
		uint16_t &	OpId,
		uint16_t &	StreamId,
		const MCSubtargetInfo &	STI
	)

Definition at line 1935 of file AMDGPUBaseInfo.cpp.

References getMsgIdMask(), llvm::AMDGPU::isGFX11Plus(), OP_MASK_, OP_SHIFT_, STREAM_ID_MASK_, and STREAM_ID_SHIFT_.

encodeMsg()

LLVM_READNONE uint64_t llvm::AMDGPU::SendMsg::encodeMsg	(	uint64_t	MsgId,
		uint64_t	OpId,
		uint64_t	StreamId
	)

Definition at line 1947 of file AMDGPUBaseInfo.cpp.

References OP_SHIFT_, and STREAM_ID_SHIFT_.

getMsgId()

int64_t llvm::AMDGPU::SendMsg::getMsgId	(	StringRef	Name,
		const MCSubtargetInfo &	STI
	)

Map from a symbolic name for a msg_id to the message portion of the immediate encoding.

A negative return value indicates that the Name was unknown or unsupported on this target.

Definition at line 140 of file AMDGPUAsmUtils.cpp.

References llvm::AMDGPU::getEncodingFromOperandTable(), MsgOperands, and Name.

getMsgIdMask()

static uint64_t llvm::AMDGPU::SendMsg::getMsgIdMask ( const MCSubtargetInfo &  STI )

static

Definition at line 1877 of file AMDGPUBaseInfo.cpp.

References ID_MASK_GFX11Plus_, ID_MASK_PreGFX11_, and llvm::AMDGPU::isGFX11Plus().

Referenced by decodeMsg(), and isValidMsgId().

getMsgName()

StringRef llvm::AMDGPU::SendMsg::getMsgName	(	uint64_t	Encoding,
		const MCSubtargetInfo &	STI
	)

Map from an encoding to the symbolic name for a msg_id immediate.

This is doing opposite of getMsgId().

Definition at line 144 of file AMDGPUAsmUtils.cpp.

References llvm::AMDGPU::getNameFromOperandTable(), and MsgOperands.

getMsgOpId()

int64_t llvm::AMDGPU::SendMsg::getMsgOpId	(	int64_t	MsgId,
		StringRef	Name,
		const MCSubtargetInfo &	STI
	)

Map from a symbolic name for a sendmsg operation to the operation portion of the immediate encoding.

A negative return value indicates that the Name was unknown or unsupported on this target.

Definition at line 148 of file AMDGPUAsmUtils.cpp.

References llvm::AMDGPU::getEncodingFromOperandTable(), ID_SYSMSG, Name, StreamMsgOperands, and SysMsgOperands.

getMsgOpName()

StringRef llvm::AMDGPU::SendMsg::getMsgOpName	(	int64_t	MsgId,
		uint64_t	Encoding,
		const MCSubtargetInfo &	STI
	)

Map from an encoding to the symbolic name for a sendmsg operation.

This is doing opposite of getMsgOpId().

Definition at line 154 of file AMDGPUAsmUtils.cpp.

References assert(), llvm::AMDGPU::getNameFromOperandTable(), ID_SYSMSG, msgRequiresOp(), StreamMsgOperands, and SysMsgOperands.

Referenced by isValidMsgOp().

isValidMsgId()

LLVM_READNONE bool llvm::AMDGPU::SendMsg::isValidMsgId	(	int64_t	MsgId,
		const MCSubtargetInfo &	STI
	)

Definition at line 1881 of file AMDGPUBaseInfo.cpp.

References getMsgIdMask().

Referenced by isValidMsgOp().

isValidMsgOp()

LLVM_READNONE bool llvm::AMDGPU::SendMsg::isValidMsgOp	(	int64_t	MsgId,
		int64_t	OpId,
		const MCSubtargetInfo &	STI,
		bool	Strict
	)

Definition at line 1885 of file AMDGPUBaseInfo.cpp.

References assert(), llvm::StringRef::empty(), getMsgOpName(), ID_GS_PreGFX11, isValidMsgId(), msgRequiresOp(), OP_GS_NOP, and OP_NONE_.

Referenced by isValidMsgStream().

isValidMsgStream()

LLVM_READNONE bool llvm::AMDGPU::SendMsg::isValidMsgStream	(	int64_t	MsgId,
		int64_t	OpId,
		int64_t	StreamId,
		const MCSubtargetInfo &	STI,
		bool	Strict
	)

Definition at line 1902 of file AMDGPUBaseInfo.cpp.

References assert(), ID_GS_DONE_PreGFX11, ID_GS_PreGFX11, llvm::AMDGPU::isGFX11Plus(), isValidMsgOp(), OP_GS_NOP, STREAM_ID_FIRST_, STREAM_ID_LAST_, and STREAM_ID_NONE_.

msgRequiresOp()

LLVM_READNONE bool llvm::AMDGPU::SendMsg::msgRequiresOp	(	int64_t	MsgId,
		const MCSubtargetInfo &	STI
	)

Definition at line 1922 of file AMDGPUBaseInfo.cpp.

References ID_GS_DONE_PreGFX11, ID_GS_PreGFX11, ID_SYSMSG, and llvm::AMDGPU::isGFX11Plus().

Referenced by getMsgOpName(), and isValidMsgOp().

msgSupportsStream()

LLVM_READNONE bool llvm::AMDGPU::SendMsg::msgSupportsStream	(	int64_t	MsgId,
		int64_t	OpId,
		const MCSubtargetInfo &	STI
	)

Definition at line 1928 of file AMDGPUBaseInfo.cpp.

References ID_GS_DONE_PreGFX11, ID_GS_PreGFX11, llvm::AMDGPU::isGFX11Plus(), and OP_GS_NOP.

Variable Documentation

MsgOperands

constexpr CustomOperand llvm::AMDGPU::SendMsg::MsgOperands[]

staticconstexpr

Initial value:

= {
  {{""}},
  {{"MSG_INTERRUPT"},           ID_INTERRUPT},
  {{"MSG_GS"},                  ID_GS_PreGFX11,             isNotGFX11Plus},
  {{"MSG_GS_DONE"},             ID_GS_DONE_PreGFX11,        isNotGFX11Plus},
  {{"MSG_SAVEWAVE"},            ID_SAVEWAVE,                isGFX8_GFX9_GFX10},
  {{"MSG_STALL_WAVE_GEN"},      ID_STALL_WAVE_GEN,          isGFX9_GFX10_GFX11},
  {{"MSG_HALT_WAVES"},          ID_HALT_WAVES,              isGFX9_GFX10_GFX11},
  {{"MSG_ORDERED_PS_DONE"},     ID_ORDERED_PS_DONE,         isGFX9_GFX10},
  {{"MSG_EARLY_PRIM_DEALLOC"},  ID_EARLY_PRIM_DEALLOC,      isGFX9_GFX10},
  {{"MSG_GS_ALLOC_REQ"},        ID_GS_ALLOC_REQ,            isGFX9Plus},
  {{"MSG_GET_DOORBELL"},        ID_GET_DOORBELL,            isGFX9_GFX10},
  {{"MSG_GET_DDID"},            ID_GET_DDID,                isGFX10},
  {{"MSG_HS_TESSFACTOR"},       ID_HS_TESSFACTOR_GFX11Plus, isGFX11Plus},
  {{"MSG_DEALLOC_VGPRS"},       ID_DEALLOC_VGPRS_GFX11Plus, isGFX11Plus},
  {{""}},
  {{"MSG_SYSMSG"},              ID_SYSMSG},
  {{"MSG_RTN_GET_DOORBELL"},    ID_RTN_GET_DOORBELL,        isGFX11Plus},
  {{"MSG_RTN_GET_DDID"},        ID_RTN_GET_DDID,            isGFX11Plus},
  {{"MSG_RTN_GET_TMA"},         ID_RTN_GET_TMA,             isGFX11Plus},
  {{"MSG_RTN_GET_REALTIME"},    ID_RTN_GET_REALTIME,        isGFX11Plus},
  {{"MSG_RTN_SAVE_WAVE"},       ID_RTN_SAVE_WAVE,           isGFX11Plus},
  {{"MSG_RTN_GET_TBA"},         ID_RTN_GET_TBA,             isGFX11Plus},
  {{"MSG_RTN_GET_TBA_TO_PC"},   ID_RTN_GET_TBA_TO_PC,       isGFX11Plus},
  {{"MSG_RTN_GET_SE_AID_ID"},   ID_RTN_GET_SE_AID_ID,       isGFX12Plus},
}

Definition at line 95 of file AMDGPUAsmUtils.cpp.

Referenced by getMsgId(), and getMsgName().

StreamMsgOperands

constexpr CustomOperand llvm::AMDGPU::SendMsg::StreamMsgOperands[]

staticconstexpr

Initial value:

= {
  {{"GS_OP_NOP"},       OP_GS_NOP},
  {{"GS_OP_CUT"},       OP_GS_CUT},
  {{"GS_OP_EMIT"},      OP_GS_EMIT},
  {{"GS_OP_EMIT_CUT"},  OP_GS_EMIT_CUT},
}

Definition at line 130 of file AMDGPUAsmUtils.cpp.

Referenced by getMsgOpId(), and getMsgOpName().

SysMsgOperands

constexpr CustomOperand llvm::AMDGPU::SendMsg::SysMsgOperands[]

staticconstexpr

Initial value:

= {
  {{""}},
  {{"SYSMSG_OP_ECC_ERR_INTERRUPT"},  OP_SYS_ECC_ERR_INTERRUPT},
  {{"SYSMSG_OP_REG_RD"},             OP_SYS_REG_RD},
  {{"SYSMSG_OP_HOST_TRAP_ACK"},      OP_SYS_HOST_TRAP_ACK,      isNotGFX9Plus},
  {{"SYSMSG_OP_TTRACE_PC"},          OP_SYS_TTRACE_PC},
}

Definition at line 122 of file AMDGPUAsmUtils.cpp.

Referenced by getMsgOpId(), and getMsgOpName().