#include "DXILOpBuilder.h"
#include "DXILConstants.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/DXILABI.h"
#include "llvm/Support/ErrorHandling.h"
#include <optional>
#include "DXILOperation.inc"

Classes
struct	OpStage

struct	OpCodeProperty

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

namespace	llvm::dxil

Macros
#define	DXIL_OP_OPERATION_TABLE

#define	DXIL_OP_FUNCTION_TYPE(OpCode, RetType, ...)

#define	DXIL_VERSION(MAJOR, MINOR) {MAJOR, MINOR},

#define	DXIL_OP_ATTRIBUTES(OpCode, VersionMajor, VersionMinor, ...)

Functions
static const char *	getOverloadTypeName (OverloadKind Kind)

static OverloadKind	getOverloadKind (Type *Ty)

static std::string	getTypeName (OverloadKind Kind, Type *Ty)

static std::string	constructOverloadName (OverloadKind Kind, Type *Ty, const OpCodeProperty &Prop)

static std::string	constructOverloadTypeName (OverloadKind Kind, StringRef TypeName)

static StructType *	getOrCreateStructType (StringRef Name, ArrayRef< Type * > EltTys, LLVMContext &Ctx)

static StructType *	getResRetType (Type *ElementTy)

static StructType *	getHandleType (LLVMContext &Ctx)

static StructType *	getResBindType (LLVMContext &Context)

static StructType *	getResPropsType (LLVMContext &Context)

static StructType *	getSplitDoubleType (LLVMContext &Context)

static Type *	getTypeFromOpParamType (OpParamType Kind, LLVMContext &Ctx, Type *OverloadTy)

static ShaderKind	getShaderKindEnum (Triple::EnvironmentType EnvType)

static SmallVector< Type * >	getArgTypesFromOpParamTypes (ArrayRef< dxil::OpParamType > Types, LLVMContext &Context, Type *OverloadTy)

static FunctionType *	getDXILOpFunctionType (dxil::OpCode OpCode, LLVMContext &Context, Type *OverloadTy)
	Construct DXIL function type.

template<typename T >
static std::optional< size_t >	getPropIndex (ArrayRef< T > PropList, const VersionTuple DXILVer)
	Get index of the property from PropList valid for the most recent DXIL version not greater than DXILVer.

static constexpr uint64_t	computeSwitchEnum (dxil::OpCode OpCode, uint16_t VersionMajor, uint16_t VersionMinor)

static dxil::Attributes	getDXILAttributes (dxil::OpCode OpCode, VersionTuple DXILVersion)

static void	setDXILAttributes (CallInst *CI, dxil::OpCode OpCode, VersionTuple DXILVersion)

static Error	llvm::dxil::makeOpError (dxil::OpCode OpCode, Twine Msg)

Variables
constexpr StringLiteral	DXILOpNamePrefix = "dx.op."

Macro Definition Documentation

◆ DXIL_OP_ATTRIBUTES

#define DXIL_OP_ATTRIBUTES	(	OpCode,
		VersionMajor,
		VersionMinor,
		...
	)

Value:

  case computeSwitchEnum(OpCode, VersionMajor, VersionMinor): {                \
    auto Other = dxil::Attributes{__VA_ARGS__};                                \
    Attributes |= Other;                                                       \
    break;                                                                     \
  };

◆ DXIL_OP_FUNCTION_TYPE

#define DXIL_OP_FUNCTION_TYPE	(	OpCode,
		RetType,
		...
	)

Value:

  case OpCode:                                                                 \
    return FunctionType::get(                                                  \
        getTypeFromOpParamType(RetType, Context, OverloadTy),                  \
        getArgTypesFromOpParamTypes({__VA_ARGS__}, Context, OverloadTy),       \
        /*isVarArg=*/false);

◆ DXIL_OP_OPERATION_TABLE

#define DXIL_OP_OPERATION_TABLE

Definition at line 162 of file DXILOpBuilder.cpp.

◆ DXIL_VERSION

#define DXIL_VERSION	(	MAJOR,
		MINOR
	)	{MAJOR, MINOR},

Function Documentation

◆ computeSwitchEnum()

static constexpr uint64_t computeSwitchEnum	(	dxil::OpCode	OpCode,
		uint16_t	VersionMajor,
		uint16_t	VersionMinor
	)

staticconstexpr

Definition at line 370 of file DXILOpBuilder.cpp.

Referenced by getDXILAttributes().

◆ constructOverloadName()

static std::string constructOverloadName	(	OverloadKind	Kind,
		Type *	Ty,
		const OpCodeProperty &	Prop
	)

static

Definition at line 166 of file DXILOpBuilder.cpp.

References DXILOpNamePrefix, and llvm::getTypeName().

Referenced by llvm::dxil::DXILOpBuilder::tryCreateOp().

◆ constructOverloadTypeName()

static std::string constructOverloadTypeName	(	OverloadKind	Kind,
		StringRef	TypeName
	)

static

Definition at line 176 of file DXILOpBuilder.cpp.

References assert(), and getOverloadTypeName().

Referenced by getResRetType().

◆ getArgTypesFromOpParamTypes()

static SmallVector< Type * > getArgTypesFromOpParamTypes	(	ArrayRef< dxil::OpParamType >	Types,
		LLVMContext &	Context,
		Type *	OverloadTy
	)

static

Definition at line 321 of file DXILOpBuilder.cpp.

References llvm::SmallVectorImpl< T >::emplace_back(), llvm::Type::getInt32Ty(), and getTypeFromOpParamType().

◆ getDXILAttributes()

static dxil::Attributes getDXILAttributes	(	dxil::OpCode	OpCode,
		VersionTuple	DXILVersion
	)

static

Definition at line 379 of file DXILOpBuilder.cpp.

References computeSwitchEnum().

Referenced by setDXILAttributes().

◆ getDXILOpFunctionType()

static FunctionType * getDXILOpFunctionType	(	dxil::OpCode	OpCode,
		LLVMContext &	Context,
		Type *	OverloadTy
	)

static

Construct DXIL function type.

This is the type of a function with the following prototype OverloadType dx.op.<opclass>.<return-type>(int opcode, ) <param-types> are constructed from types in Prop.

Definition at line 334 of file DXILOpBuilder.cpp.

References llvm_unreachable.

Referenced by llvm::dxil::DXILOpBuilder::tryCreateOp().