#include "Target/AMDGPU/Utils/AMDGPUBaseInfo.h"

Collaboration diagram for llvm::AMDGPU::SIModeRegisterDefaults:

Public Member Functions
	SIModeRegisterDefaults ()

	SIModeRegisterDefaults (const Function &F)

bool	operator== (const SIModeRegisterDefaults Other) const

bool	allFP32Denormals () const

bool	allFP64FP16Denormals () const

uint32_t	fpDenormModeSPValue () const
	Get the encoding value for the FP_DENORM bits of the mode register for the FP32 denormal mode. More...

uint32_t	fpDenormModeDPValue () const
	Get the encoding value for the FP_DENORM bits of the mode register for the FP64/FP16 denormal mode. More...

bool	isInlineCompatible (SIModeRegisterDefaults CalleeMode) const

Static Public Member Functions
static SIModeRegisterDefaults	getDefaultForCallingConv (CallingConv::ID CC)

static bool	oneWayCompatible (bool CallerMode, bool CalleeMode)
	Returns true if a flag is compatible if it's enabled in the callee, but disabled in the caller. More...

Public Attributes
bool	IEEE: 1
	Floating point opcodes that support exception flag gathering quiet and propagate signaling NaN inputs per IEEE 754-2008. More...

bool	DX10Clamp: 1
	Used by the vector ALU to force DX10-style treatment of NaNs: when set, clamp NaN to zero; otherwise, pass NaN through. More...

bool	FP32InputDenormals: 1
	If this is set, neither input or output denormals are flushed for most f32 instructions. More...

bool	FP32OutputDenormals: 1

bool	FP64FP16InputDenormals: 1
	If this is set, neither input or output denormals are flushed for both f64 and f16/v2f16 instructions. More...

bool	FP64FP16OutputDenormals: 1

Detailed Description

Definition at line 911 of file AMDGPUBaseInfo.h.

Constructor & Destructor Documentation

◆ SIModeRegisterDefaults() [1/2]

llvm::AMDGPU::SIModeRegisterDefaults::SIModeRegisterDefaults ( )

inline

Definition at line 932 of file AMDGPUBaseInfo.h.

◆ SIModeRegisterDefaults() [2/2]

llvm::AMDGPU::SIModeRegisterDefaults::SIModeRegisterDefaults ( const Function & F )

Definition at line 1952 of file AMDGPUBaseInfo.cpp.

References DX10Clamp, llvm::StringRef::empty(), F, FP32InputDenormals, FP32OutputDenormals, FP64FP16InputDenormals, FP64FP16OutputDenormals, getDefaultForCallingConv(), llvm::DenormalMode::IEEE, IEEE, llvm::DenormalMode::Input, llvm::DenormalMode::Output, and llvm::parseDenormalFPAttribute().

Member Function Documentation

◆ allFP32Denormals()

bool llvm::AMDGPU::SIModeRegisterDefaults::allFP32Denormals ( ) const

inline

Definition at line 956 of file AMDGPUBaseInfo.h.

References FP32InputDenormals, and FP32OutputDenormals.

Referenced by llvm::AMDGPULegalizerInfo::legalizeFMad(), llvm::AMDGPUTargetLowering::LowerDIVREM24(), and llvm::AMDGPUTargetLowering::LowerUDIVREM64().

◆ allFP64FP16Denormals()

bool llvm::AMDGPU::SIModeRegisterDefaults::allFP64FP16Denormals ( ) const

inline

Definition at line 960 of file AMDGPUBaseInfo.h.

References FP64FP16InputDenormals, and FP64FP16OutputDenormals.

Referenced by llvm::AMDGPULegalizerInfo::legalizeFMad().

◆ fpDenormModeDPValue()

uint32_t llvm::AMDGPU::SIModeRegisterDefaults::fpDenormModeDPValue ( ) const

inline

Get the encoding value for the FP_DENORM bits of the mode register for the FP64/FP16 denormal mode.

Definition at line 978 of file AMDGPUBaseInfo.h.

References FP64FP16InputDenormals, FP64FP16OutputDenormals, FP_DENORM_FLUSH_IN, FP_DENORM_FLUSH_IN_FLUSH_OUT, FP_DENORM_FLUSH_NONE, and FP_DENORM_FLUSH_OUT.

◆ fpDenormModeSPValue()

uint32_t llvm::AMDGPU::SIModeRegisterDefaults::fpDenormModeSPValue ( ) const

inline

Get the encoding value for the FP_DENORM bits of the mode register for the FP32 denormal mode.

Definition at line 966 of file AMDGPUBaseInfo.h.

References FP32InputDenormals, FP32OutputDenormals, FP_DENORM_FLUSH_IN, FP_DENORM_FLUSH_IN_FLUSH_OUT, FP_DENORM_FLUSH_NONE, and FP_DENORM_FLUSH_OUT.

◆ getDefaultForCallingConv()

static SIModeRegisterDefaults llvm::AMDGPU::SIModeRegisterDefaults::getDefaultForCallingConv ( CallingConv::ID CC )

inlinestatic

Definition at line 942 of file AMDGPUBaseInfo.h.

References llvm::AMDGPU::isShader(), and Mode.

Referenced by SIModeRegisterDefaults().

◆ isInlineCompatible()

bool llvm::AMDGPU::SIModeRegisterDefaults::isInlineCompatible ( SIModeRegisterDefaults CalleeMode ) const

inline

Definition at line 996 of file AMDGPUBaseInfo.h.

References DX10Clamp, FP32InputDenormals, FP32OutputDenormals, FP64FP16InputDenormals, FP64FP16OutputDenormals, IEEE, and oneWayCompatible().

Referenced by llvm::GCNTTIImpl::areInlineCompatible().

◆ oneWayCompatible()

static bool llvm::AMDGPU::SIModeRegisterDefaults::oneWayCompatible	(	bool	CallerMode,
		bool	CalleeMode
	)

inlinestatic

Returns true if a flag is compatible if it's enabled in the callee, but disabled in the caller.

Definition at line 990 of file AMDGPUBaseInfo.h.

Referenced by isInlineCompatible().

◆ operator==()

bool llvm::AMDGPU::SIModeRegisterDefaults::operator== ( const SIModeRegisterDefaults Other ) const

inline

Definition at line 948 of file AMDGPUBaseInfo.h.

References DX10Clamp, FP32InputDenormals, FP32OutputDenormals, FP64FP16InputDenormals, FP64FP16OutputDenormals, IEEE, and Other.

Member Data Documentation

◆ DX10Clamp

bool llvm::AMDGPU::SIModeRegisterDefaults::DX10Clamp

Used by the vector ALU to force DX10-style treatment of NaNs: when set, clamp NaN to zero; otherwise, pass NaN through.

Definition at line 920 of file AMDGPUBaseInfo.h.

Referenced by isInlineCompatible(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

◆ FP32InputDenormals

bool llvm::AMDGPU::SIModeRegisterDefaults::FP32InputDenormals

If this is set, neither input or output denormals are flushed for most f32 instructions.

Definition at line 924 of file AMDGPUBaseInfo.h.

Referenced by allFP32Denormals(), fpDenormModeSPValue(), isInlineCompatible(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

◆ FP32OutputDenormals

bool llvm::AMDGPU::SIModeRegisterDefaults::FP32OutputDenormals

Definition at line 925 of file AMDGPUBaseInfo.h.

Referenced by allFP32Denormals(), fpDenormModeSPValue(), isInlineCompatible(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

◆ FP64FP16InputDenormals

bool llvm::AMDGPU::SIModeRegisterDefaults::FP64FP16InputDenormals

If this is set, neither input or output denormals are flushed for both f64 and f16/v2f16 instructions.

Definition at line 929 of file AMDGPUBaseInfo.h.

Referenced by allFP64FP16Denormals(), fpDenormModeDPValue(), isInlineCompatible(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

◆ FP64FP16OutputDenormals

bool llvm::AMDGPU::SIModeRegisterDefaults::FP64FP16OutputDenormals

Definition at line 930 of file AMDGPUBaseInfo.h.

Referenced by allFP64FP16Denormals(), fpDenormModeDPValue(), isInlineCompatible(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

◆ IEEE

bool llvm::AMDGPU::SIModeRegisterDefaults::IEEE

Floating point opcodes that support exception flag gathering quiet and propagate signaling NaN inputs per IEEE 754-2008.

Min_dx10 and max_dx10 become IEEE 754- 2008 compliant due to signaling NaN propagation and quieting.

Definition at line 916 of file AMDGPUBaseInfo.h.

Referenced by isInlineCompatible(), llvm::AMDGPULegalizerInfo::legalizeFFloor(), llvm::AMDGPULegalizerInfo::legalizeMinNumMaxNum(), llvm::AMDGPULegalizerInfo::legalizeRsqClampIntrinsic(), operator==(), llvm::GCNTargetMachine::parseMachineFunctionInfo(), and SIModeRegisterDefaults().

The documentation for this struct was generated from the following files:

lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp

Public Member Functions

Static Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ SIModeRegisterDefaults() [1/2]

◆ SIModeRegisterDefaults() [2/2]

Member Function Documentation

◆ allFP32Denormals()

◆ allFP64FP16Denormals()

◆ fpDenormModeDPValue()

◆ fpDenormModeSPValue()

◆ getDefaultForCallingConv()

◆ isInlineCompatible()

◆ oneWayCompatible()

◆ operator==()

Member Data Documentation

◆ DX10Clamp

◆ FP32InputDenormals

◆ FP32OutputDenormals

◆ FP64FP16InputDenormals

◆ FP64FP16OutputDenormals

◆ IEEE