CGHLSLRuntime.cpp File Reference

#include "CGHLSLRuntime.h"
#include "CGDebugInfo.h"
#include "CGRecordLayout.h"
#include "CodeGenFunction.h"
#include "CodeGenModule.h"
#include "HLSLBufferLayoutBuilder.h"
#include "TargetInfo.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/Attr.h"
#include "clang/AST/Decl.h"
#include "clang/AST/Expr.h"
#include "clang/AST/HLSLResource.h"
#include "clang/AST/MatrixUtils.h"
#include "clang/AST/RecursiveASTVisitor.h"
#include "clang/AST/Type.h"
#include "clang/Basic/DiagnosticDriver.h"
#include "clang/Basic/DiagnosticFrontend.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/TargetOptions.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/Enum.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/ScopeExit.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Frontend/HLSL/HLSLResource.h"
#include "llvm/Frontend/HLSL/RootSignatureMetadata.h"
#include "llvm/Frontend/HLSL/SemanticSignaturePacking.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/Alignment.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormatVariadic.h"
#include "llvm/Support/Path.h"
#include "llvm/Transforms/Utils/ModuleUtils.h"
#include <array>
#include <cstdint>
#include <optional>

Go to the source code of this file.

Classes
class	OpaqueValueVisitor

Functions
static const clang::HLSLAttributedResourceType *	createBufferHandleType (const HLSLBufferDecl *BufDecl)
static Value *	buildVectorInput (IRBuilder<> &B, Function *F, llvm::Type *Ty)
static bool	requiresFlatInterpolation (llvm::Type *Ty)
static llvm::hlsl::InterpolationMode	getSPIRVInterpolationMode (llvm::hlsl::InterpolationMode InterpMode, llvm::Type *Ty, llvm::Triple::EnvironmentType Stage, llvm::hlsl::IOType IO)
static void	addSPIRVInterfaceDecorations (llvm::GlobalVariable *GV, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode=llvm::hlsl::InterpolationMode::Undefined)
static llvm::Value *	createSPIRVInputLoad (IRBuilder<> &B, llvm::Module &M, llvm::Type *Ty, const Twine &Name, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode)
static void	createSPIRVOutputStore (IRBuilder<> &B, llvm::Module &M, llvm::Value *Source, const Twine &Name, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode)
static QualType	getSemanticLeafType (const clang::DeclaratorDecl *Decl)
static SemanticShape	getSemanticShape (ASTContext &Ctx, QualType Ty)
static llvm::dxil::ElementType	getSignatureComponentType (CodeGenModule &CGM, QualType Ty)
static llvm::hlsl::SemanticSignatureElement	createSemanticSignatureElement (CodeGenModule &CGM, uint32_t SigId, HLSLAppliedSemanticAttr *Semantic, std::optional< unsigned > Index, const SemanticShape &Shape)
static void	gatherFunctions (SmallVectorImpl< Function * > &Fns, llvm::Module &M, bool CtorOrDtor)
static void	initializeBuffer (CodeGenModule &CGM, llvm::GlobalVariable *GV, Intrinsic::ID IntrID, ArrayRef< llvm::Value * > Args)

Function Documentation

addSPIRVInterfaceDecorations()

void addSPIRVInterfaceDecorations ( llvm::GlobalVariable * GV, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode = llvm::hlsl::InterpolationMode::Undefined )

static

Definition at line 1132 of file CGHLSLRuntime.cpp.

Referenced by createSPIRVInputLoad(), createSPIRVOutputStore(), and clang::CodeGen::CGHLSLRuntime::handleGlobalVarDefinition().

buildVectorInput()

Value * buildVectorInput ( IRBuilder<> & B, Function * F, llvm::Type * Ty )

static

Definition at line 1082 of file CGHLSLRuntime.cpp.

Referenced by clang::CodeGen::CGHLSLRuntime::emitSystemSemanticLoad().

createBufferHandleType()

const clang::HLSLAttributedResourceType * createBufferHandleType ( const HLSLBufferDecl * BufDecl )

static

Definition at line 891 of file CGHLSLRuntime.cpp.

References clang::cast(), clang::Decl::getASTContext(), clang::ASTContext::getCanonicalTagType(), clang::ASTContext::getHLSLAttributedResourceType(), clang::HLSLBufferDecl::getLayoutStruct(), and clang::QualType::getTypePtr().

Referenced by clang::CodeGen::CGHLSLRuntime::addBuffer().

createSemanticSignatureElement()

llvm::hlsl::SemanticSignatureElement createSemanticSignatureElement ( CodeGenModule & CGM, uint32_t SigId, HLSLAppliedSemanticAttr * Semantic, std::optional< unsigned > Index, const SemanticShape & Shape )

static

Definition at line 1337 of file CGHLSLRuntime.cpp.

References getSignatureComponentType(), uint32_t, and uint8_t.

createSPIRVInputLoad()

llvm::Value * createSPIRVInputLoad ( IRBuilder<> & B, llvm::Module & M, llvm::Type * Ty, const Twine & Name, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode )

static

Definition at line 1182 of file CGHLSLRuntime.cpp.

References addSPIRVInterfaceDecorations().

Referenced by clang::CodeGen::CGHLSLRuntime::emitSystemSemanticLoad().

createSPIRVOutputStore()

void createSPIRVOutputStore ( IRBuilder<> & B, llvm::Module & M, llvm::Value * Source, const Twine & Name, llvm::hlsl::SPIRVInterfaceDecoration Decoration, unsigned Operand, llvm::hlsl::InterpolationMode InterpMode )

static

Definition at line 1218 of file CGHLSLRuntime.cpp.

References addSPIRVInterfaceDecorations().

Referenced by clang::CodeGen::CGHLSLRuntime::emitSystemSemanticStore().

gatherFunctions()

void gatherFunctions ( SmallVectorImpl< Function * > & Fns, llvm::Module & M, bool CtorOrDtor )

static

Definition at line 2108 of file CGHLSLRuntime.cpp.

References clang::cast(), and clang::isa().

Referenced by clang::CodeGen::CGHLSLRuntime::generateGlobalCtorDtorCalls().

getSemanticLeafType()

QualType getSemanticLeafType ( const clang::DeclaratorDecl * Decl )

static

Definition at line 1296 of file CGHLSLRuntime.cpp.

getSemanticShape()

SemanticShape getSemanticShape ( ASTContext & Ctx, QualType Ty )

static

Definition at line 1304 of file CGHLSLRuntime.cpp.

References clang::Type::getAs(), clang::ASTContext::getAsConstantArrayType(), clang::ASTContext::getExtVectorType(), clang::ASTContext::getLangOpts(), and clang::isMatrixRowMajor().

getSignatureComponentType()

llvm::dxil::ElementType getSignatureComponentType ( CodeGenModule & CGM, QualType Ty )

static

Definition at line 1327 of file CGHLSLRuntime.cpp.

References clang::CodeGen::CodeGenTypes::ConvertTypeForMem(), clang::Type::getAs(), clang::CodeGen::CodeGenModule::getTypes(), and clang::Type::isSignedIntegerOrEnumerationType().

Referenced by createSemanticSignatureElement().

getSPIRVInterpolationMode()

llvm::hlsl::InterpolationMode getSPIRVInterpolationMode ( llvm::hlsl::InterpolationMode InterpMode, llvm::Type * Ty, llvm::Triple::EnvironmentType Stage, llvm::hlsl::IOType IO )

static

Definition at line 1118 of file CGHLSLRuntime.cpp.

References requiresFlatInterpolation().

Referenced by clang::CodeGen::CGHLSLRuntime::handleScalarSemanticLoad(), and clang::CodeGen::CGHLSLRuntime::handleScalarSemanticStore().

initializeBuffer()

void initializeBuffer ( CodeGenModule & CGM, llvm::GlobalVariable * GV, Intrinsic::ID IntrID, ArrayRef< llvm::Value * > Args )

static

Definition at line 2180 of file CGHLSLRuntime.cpp.

References clang::CodeGen::CodeGenModule::AddCXXGlobalInit(), clang::CodeGen::CodeGenModule::getLLVMContext(), clang::CodeGen::CodeGenModule::getModule(), and clang::CodeGen::CodeGenTypeCache::VoidTy.

requiresFlatInterpolation()

bool requiresFlatInterpolation ( llvm::Type * Ty )

static

Definition at line 1102 of file CGHLSLRuntime.cpp.

Referenced by getSPIRVInterpolationMode().