clang: lib/CodeGen/CGHLSLBuiltins.cpp File Reference

clang 24.0.0git

#include "CGBuiltin.h"
#include "CGHLSLRuntime.h"
#include "CodeGenFunction.h"
#include "clang/AST/HLSLResource.h"
#include "clang/AST/MatrixUtils.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/MatrixBuilder.h"
#include "llvm/Support/DXILABI.h"

Go to the source code of this file.

Functions
static uint64_t	getEffectiveBarrierMemoryFlags (uint64_t MemoryFlags, llvm::Triple::EnvironmentType Stage)
static Value *	handleAsDoubleBuiltin (CodeGenFunction &CGF, const CallExpr *E)
static Value *	handleHlslClip (const CallExpr E, CodeGenFunction CGF)
static Value *	handleHlslSplitdouble (const CallExpr E, CodeGenFunction CGF)
static Value *	handleHlslWaveActiveBallot (CodeGenFunction &CGF, const CallExpr *E)
static Value *	handleElementwiseF16ToF32 (CodeGenFunction &CGF, const CallExpr *E)
static Value *	handleElementwiseF32ToF16 (CodeGenFunction &CGF, const CallExpr *E)
static llvm::SyncScope::ID	getHLSLAtomicScope (CodeGenFunction &CGF, const LValue &DestLV)
static Address	getHLSLAtomicDestAddr (CodeGenFunction &CGF, const LValue &DestLV)
static LValue	getHLSLAtomicOriginalValueLValue (CodeGenFunction &CGF, const Expr *E, CallArgList &Args)
static Value *	handleInterlockedOp (CodeGenFunction &CGF, const CallExpr *E, llvm::AtomicRMWInst::BinOp Op)
static Value *	handleInterlockedCompareOp (CodeGenFunction &CGF, const CallExpr *E)
static Value *	emitBufferStride (CodeGenFunction CGF, const Expr HandleExpr, LValue &Stride)
static Intrinsic::ID	getDotProductIntrinsic (CGHLSLRuntime &RT, QualType QT)
static Intrinsic::ID	getFirstBitHighIntrinsic (CGHLSLRuntime &RT, QualType QT)
static Intrinsic::ID	getWaveActiveSumIntrinsic (llvm::Triple::ArchType Arch, QualType QT)
static Intrinsic::ID	getWaveActiveProductIntrinsic (llvm::Triple::ArchType Arch, QualType QT)
static Intrinsic::ID	getPrefixCountBitsIntrinsic (llvm::Triple::ArchType Arch)
static Intrinsic::ID	getWavePrefixSumIntrinsic (llvm::Triple::ArchType Arch, QualType QT)
static Intrinsic::ID	getWavePrefixProductIntrinsic (llvm::Triple::ArchType Arch, QualType QT)
static std::string	getSpecConstantFunctionName (clang::QualType SpecConstantType, ASTContext &Context)
static const HLSLAttributedResourceType *	getHandleAttributedType (QualType HandleQT)
static const HLSLAttributedResourceType *	getRequiredHandleType (const CallExpr *E, unsigned ArgNo)
static const FieldDecl *	getResourceHandleField (QualType ResourceTy)
static llvm::Type *	getOffsetType (CodeGenModule &CGM, const HLSLAttributedResourceType *RT)
static Value *	emitHlslOffset (CodeGenFunction &CGF, const CallExpr E, unsigned OffsetArgIndex, llvm::Type OffsetTy)
static Value *	emitHlslSampleOffset (CodeGenFunction &CGF, const CallExpr E, const HLSLAttributedResourceType RT, unsigned OffsetArgIndex)
static unsigned	getHlslClampArgIndex (const HLSLAttributedResourceType *RT, unsigned OffsetArgIndex)
static Value *	emitGetDimensions (CodeGenFunction &CGF, const CallExpr *E, unsigned IntrinsicID, unsigned NumRetComps, bool HasLod)
static llvm::Type *	getAggregateType (llvm::Type *ScalarTy, QualType ArgTy)

Function Documentation

◆ emitBufferStride()

Value * emitBufferStride	(	CodeGenFunction *	CGF,
		const Expr *	HandleExpr,
		LValue &	Stride )

static

Definition at line 455 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::cast(), clang::CodeGen::CGBuilderTy::CreateStore(), clang::Expr::getType(), clang::QualType::getTypePtr(), and clang::CodeGen::CodeGenFunction::getTypeSize().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ emitGetDimensions()

Value * emitGetDimensions	(	CodeGenFunction &	CGF,
		const CallExpr *	E,
		unsigned	IntrinsicID,
		unsigned	NumRetComps,
		bool	HasLod )

static

Definition at line 667 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CGBuilderTy::CreateStore(), clang::CodeGen::CodeGenFunction::EmitLValue(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CallExpr::getArg(), clang::CodeGen::CodeGenFunction::getLLVMContext(), clang::Expr::getType(), clang::Value::getType(), and clang::Type::isFloatingType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ emitHlslOffset()

Value * emitHlslOffset	(	CodeGenFunction &	CGF,
		const CallExpr *	E,
		unsigned	OffsetArgIndex,
		llvm::Type *	OffsetTy )

static

Definition at line 643 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CallExpr::getArg(), and clang::CallExpr::getNumArgs().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr(), and emitHlslSampleOffset().

◆ emitHlslSampleOffset()

Value * emitHlslSampleOffset	(	CodeGenFunction &	CGF,
		const CallExpr *	E,
		const HLSLAttributedResourceType *	RT,
		unsigned	OffsetArgIndex )

static

Definition at line 651 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::CGM, emitHlslOffset(), getOffsetType(), and clang::hlsl::hasResourceOffset().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getAggregateType()

llvm::Type * getAggregateType	(	llvm::Type *	ScalarTy,
		QualType	ArgTy )

static

Definition at line 698 of file CGHLSLBuiltins.cpp.

References clang::Type::getAs().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getDotProductIntrinsic()

Intrinsic::ID getDotProductIntrinsic	(	CGHLSLRuntime &	RT,
		QualType	QT )

static

Definition at line 466 of file CGHLSLBuiltins.cpp.

References clang::Type::isFloatingType(), clang::Type::isSignedIntegerType(), and clang::Type::isUnsignedIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getEffectiveBarrierMemoryFlags()

uint64_t getEffectiveBarrierMemoryFlags	(	uint64_t	MemoryFlags,
		llvm::Triple::EnvironmentType	Stage )

static

Definition at line 27 of file CGHLSLBuiltins.cpp.

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getFirstBitHighIntrinsic()

Intrinsic::ID getFirstBitHighIntrinsic	(	CGHLSLRuntime &	RT,
		QualType	QT )

static

Definition at line 475 of file CGHLSLBuiltins.cpp.

References clang::Type::hasSignedIntegerRepresentation(), and clang::Type::hasUnsignedIntegerRepresentation().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getHandleAttributedType()

const HLSLAttributedResourceType * getHandleAttributedType ( QualType HandleQT )

static

Definition at line 604 of file CGHLSLBuiltins.cpp.

References clang::Type::getAs(), and clang::QualType::getTypePtr().

Referenced by getRequiredHandleType().

◆ getHLSLAtomicDestAddr()

Address getHLSLAtomicDestAddr	(	CodeGenFunction &	CGF,
		const LValue &	DestLV )

static

Definition at line 351 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::cast(), clang::CodeGen::CGBuilderTy::CreateGEP(), clang::CodeGen::CodeGenFunction::getAccessedFieldNo(), clang::CodeGen::Address::getElementType(), clang::CodeGen::CodeGenTypeCache::SizeTy, and clang::CodeGen::Address::withElementType().

Referenced by handleInterlockedCompareOp(), and handleInterlockedOp().

◆ getHLSLAtomicOriginalValueLValue()

LValue getHLSLAtomicOriginalValueLValue	(	CodeGenFunction &	CGF,
		const Expr *	E,
		CallArgList &	Args )

static

Definition at line 374 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::EmitHLSLOutArgExpr(), and clang::CodeGen::CodeGenFunction::EmitLValue().

Referenced by handleInterlockedCompareOp(), and handleInterlockedOp().

◆ getHLSLAtomicScope()

llvm::SyncScope::ID getHLSLAtomicScope	(	CodeGenFunction &	CGF,
		const LValue &	DestLV )

static

Definition at line 339 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::getLLVMContext(), and clang::hlsl_groupshared.

Referenced by handleInterlockedCompareOp(), and handleInterlockedOp().

◆ getHlslClampArgIndex()

unsigned getHlslClampArgIndex	(	const HLSLAttributedResourceType *	RT,
		unsigned	OffsetArgIndex )

static

Definition at line 660 of file CGHLSLBuiltins.cpp.

References clang::hlsl::hasResourceOffset().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getOffsetType()

llvm::Type * getOffsetType	(	CodeGenModule &	CGM,
		const HLSLAttributedResourceType *	RT )

static

Definition at line 632 of file CGHLSLBuiltins.cpp.

References clang::hlsl::getResourceDimensions(), and clang::CodeGen::CodeGenTypeCache::Int32Ty.

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr(), and emitHlslSampleOffset().

◆ getPrefixCountBitsIntrinsic()

Intrinsic::ID getPrefixCountBitsIntrinsic ( llvm::Triple::ArchType Arch )

static

Definition at line 518 of file CGHLSLBuiltins.cpp.

References Arch.

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getRequiredHandleType()

const HLSLAttributedResourceType * getRequiredHandleType	(	const CallExpr *	E,
		unsigned	ArgNo )

static

Definition at line 616 of file CGHLSLBuiltins.cpp.

References clang::CallExpr::getArg(), getHandleAttributedType(), and clang::Expr::getType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getResourceHandleField()

const FieldDecl * getResourceHandleField ( QualType ResourceTy )

static

Definition at line 620 of file CGHLSLBuiltins.cpp.

References clang::IdentifierTable::get(), clang::Type::getAsCXXRecordDecl(), clang::Decl::getASTContext(), clang::ASTContext::Idents, and clang::DeclContext::lookup().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getSpecConstantFunctionName()

std::string getSpecConstantFunctionName	(	clang::QualType	SpecConstantType,
		ASTContext &	Context )

static

Definition at line 567 of file CGHLSLBuiltins.cpp.

References clang::FunctionDecl::Create(), clang::ParmVarDecl::Create(), clang::SC_Extern, and clang::SC_None.

Referenced by clang::CodeGen::CodeGenFunction::getSpecConstantFunction().

◆ getWaveActiveProductIntrinsic()

Intrinsic::ID getWaveActiveProductIntrinsic	(	llvm::Triple::ArchType	Arch,
		QualType	QT )

static

Definition at line 502 of file CGHLSLBuiltins.cpp.

References Arch, and clang::Type::isUnsignedIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getWaveActiveSumIntrinsic()

Intrinsic::ID getWaveActiveSumIntrinsic	(	llvm::Triple::ArchType	Arch,
		QualType	QT )

static

Definition at line 485 of file CGHLSLBuiltins.cpp.

References Arch, and clang::Type::isUnsignedIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getWavePrefixProductIntrinsic()

Intrinsic::ID getWavePrefixProductIntrinsic	(	llvm::Triple::ArchType	Arch,
		QualType	QT )

static

Definition at line 549 of file CGHLSLBuiltins.cpp.

References Arch, and clang::Type::isUnsignedIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ getWavePrefixSumIntrinsic()

Intrinsic::ID getWavePrefixSumIntrinsic	(	llvm::Triple::ArchType	Arch,
		QualType	QT )

static

Definition at line 532 of file CGHLSLBuiltins.cpp.

References Arch, and clang::Type::isUnsignedIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleAsDoubleBuiltin()

Value * handleAsDoubleBuiltin	(	CodeGenFunction &	CGF,
		const CallExpr *	E )

static

Definition at line 48 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CodeGenTypeCache::DoubleTy, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CallExpr::getArg(), clang::Type::getAs(), clang::CodeGen::CodeGenModule::getTarget(), clang::TargetInfo::getTriple(), clang::Expr::getType(), clang::Type::hasUnsignedIntegerRepresentation(), and clang::Type::isVectorType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleElementwiseF16ToF32()

Value * handleElementwiseF16ToF32	(	CodeGenFunction &	CGF,
		const CallExpr *	E )

static

Definition at line 233 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::Type::castAs(), clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenTypeCache::FloatTy, clang::CallExpr::getArg(), clang::CodeGen::CodeGenModule::getTriple(), clang::Expr::getType(), clang::Value::getType(), and clang::Type::hasUnsignedIntegerRepresentation().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleElementwiseF32ToF16()

Value * handleElementwiseF32ToF16	(	CodeGenFunction &	CGF,
		const CallExpr *	E )

static

Definition at line 284 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::Type::castAs(), clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenTypeCache::FloatTy, clang::CallExpr::getArg(), clang::CodeGen::CodeGenModule::getTriple(), clang::Expr::getType(), clang::Value::getType(), clang::Type::hasFloatingRepresentation(), and clang::CodeGen::CodeGenTypeCache::IntTy.

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleHlslClip()

Value * handleHlslClip	(	const CallExpr *	E,
		CodeGenFunction *	CGF )

static

Definition at line 83 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, Constant, clang::CodeGen::CodeGenFunction::createBasicBlock(), clang::CodeGen::CodeGenFunction::CurFn, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenTypeCache::FloatTy, clang::CallExpr::getArg(), clang::Type::getAs(), clang::CodeGen::CodeGenModule::getHLSLRuntime(), clang::CodeGen::CodeGenModule::getTarget(), clang::TargetInfo::getTriple(), and clang::Expr::getType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleHlslSplitdouble()

Value * handleHlslSplitdouble	(	const CallExpr *	E,
		CodeGenFunction *	CGF )

static

Definition at line 122 of file CGHLSLBuiltins.cpp.

References clang::TargetCXXABI::areArgsDestroyedLeftToRightInCallee(), clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CGBuilderTy::CreateStore(), clang::CodeGen::CodeGenFunction::EmitHLSLOutArgExpr(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenFunction::EmitWritebacks(), clang::CallExpr::getArg(), clang::Type::getAs(), clang::TargetInfo::getCXXABI(), clang::CodeGen::CodeGenFunction::getTarget(), clang::CodeGen::CodeGenModule::getTarget(), clang::TargetInfo::getTriple(), clang::Expr::getType(), clang::Value::getType(), clang::CodeGen::CodeGenTypeCache::Int32Ty, and clang::CodeGen::CallArgList::reverseWritebacks().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleHlslWaveActiveBallot()

Value * handleHlslWaveActiveBallot	(	CodeGenFunction &	CGF,
		const CallExpr *	E )

static

Definition at line 199 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, clang::CodeGen::CodeGenFunction::EmitIntrinsicCall(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CallExpr::getArg(), clang::CodeGen::CodeGenFunction::getLLVMContext(), clang::CodeGen::CodeGenModule::getTarget(), clang::TargetInfo::getTriple(), clang::Value::getType(), and clang::CodeGen::CodeGenTypeCache::Int32Ty.

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleInterlockedCompareOp()

Value * handleInterlockedCompareOp	(	CodeGenFunction &	CGF,
		const CallExpr *	E )

static

Definition at line 415 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CGBuilderTy::CreateAtomicCmpXchg(), clang::CodeGen::CodeGenFunction::EmitLValue(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenFunction::EmitStoreThroughLValue(), clang::CodeGen::CodeGenFunction::EmitWritebacks(), clang::CodeGen::RValue::get(), clang::CallExpr::getArg(), getHLSLAtomicDestAddr(), getHLSLAtomicOriginalValueLValue(), getHLSLAtomicScope(), clang::CallExpr::getNumArgs(), and clang::CodeGen::Address::withElementType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().

◆ handleInterlockedOp()

Value * handleInterlockedOp	(	CodeGenFunction &	CGF,
		const CallExpr *	E,
		llvm::AtomicRMWInst::BinOp	Op )

static

Definition at line 382 of file CGHLSLBuiltins.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::Call, clang::CodeGen::CGBuilderTy::CreateAtomicRMW(), clang::CodeGen::CodeGenFunction::EmitLValue(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenFunction::EmitStoreThroughLValue(), clang::CodeGen::CodeGenFunction::EmitWritebacks(), clang::CodeGen::RValue::get(), clang::CallExpr::getArg(), getHLSLAtomicDestAddr(), getHLSLAtomicOriginalValueLValue(), getHLSLAtomicScope(), clang::CallExpr::getNumArgs(), clang::Expr::getType(), clang::Type::isFloatingType(), and clang::Type::isIntegerType().

Referenced by clang::CodeGen::CodeGenFunction::EmitHLSLBuiltinExpr().