AMDGPUImageIntrinsicOptimizer.cpp File Reference

#include "AMDGPU.h"
#include "AMDGPUInstrInfo.h"
#include "AMDGPUTargetMachine.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/IntrinsicsAMDGPU.h"
#include "llvm/Pass.h"
#include "llvm/Support/raw_ostream.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "amdgpu-image-intrinsic-opt"

Functions
INITIALIZE_PASS(AMDGPUImageIntrinsicOptimizer, DEBUG_TYPE, "AMDGPU Image Intrinsic Optimizer", false, false) char AMDGPUImageIntrinsicOptimizer void	addInstToMergeableList (IntrinsicInst *II, SmallVector< SmallVector< IntrinsicInst *, 4 > > &MergeableInsts, const AMDGPU::ImageDimIntrinsicInfo *ImageDimIntr)
BasicBlock::iterator	collectMergeableInsts (BasicBlock::iterator I, BasicBlock::iterator E, SmallVector< SmallVector< IntrinsicInst *, 4 > > &MergeableInsts)
bool	optimizeSection (ArrayRef< SmallVector< IntrinsicInst *, 4 > > MergeableInsts)
static bool	imageIntrinsicOptimizerImpl (Function &F, const TargetMachine *TM)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "amdgpu-image-intrinsic-opt"

Definition at line 76 of file AMDGPUImageIntrinsicOptimizer.cpp.

Function Documentation

addInstToMergeableList()

INITIALIZE_PASS(AMDGPUImageIntrinsicOptimizer, DEBUG_TYPE, "AMDGPU Image Intrinsic Optimizer", false, false) char AMDGPUImageIntrinsicOptimizer void addInstToMergeableList	(	IntrinsicInst *	II,
		SmallVector< SmallVector< IntrinsicInst *, 4 > > &	MergeableInsts,
		const AMDGPU::ImageDimIntrinsicInfo *	ImageDimIntr
	)

Definition at line 98 of file AMDGPUImageIntrinsicOptimizer.cpp.

References assert(), llvm::dbgs(), I, II, and LLVM_DEBUG.

Referenced by collectMergeableInsts().

collectMergeableInsts()

BasicBlock::iterator collectMergeableInsts	(	BasicBlock::iterator	I,
		BasicBlock::iterator	E,
		SmallVector< SmallVector< IntrinsicInst *, 4 > > &	MergeableInsts
	)

Definition at line 142 of file AMDGPUImageIntrinsicOptimizer.cpp.

References addInstToMergeableList(), llvm::dbgs(), llvm::AMDGPU::getImageDimIntrinsicInfo(), I, II, and LLVM_DEBUG.

Referenced by imageIntrinsicOptimizerImpl().

imageIntrinsicOptimizerImpl()

static bool imageIntrinsicOptimizerImpl ( Function &  F, const TargetMachine *  TM  )

static

Definition at line 283 of file AMDGPUImageIntrinsicOptimizer.cpp.

References collectMergeableInsts(), F, I, llvm::AMDGPU::isGFX11Plus(), Modified, llvm::none_of(), and optimizeSection().

Referenced by llvm::AMDGPUImageIntrinsicOptimizerPass::run().

optimizeSection()

bool optimizeSection

(

ArrayRef< SmallVector< IntrinsicInst *, 4 > >

MergeableInsts

)

Definition at line 176 of file AMDGPUImageIntrinsicOptimizer.cpp.

References B, llvm::countr_zero(), llvm::dbgs(), llvm::divideCeil(), llvm::AMDGPU::ImageDimIntrinsicInfo::DMaskIndex, F, llvm::FixedVectorType::get(), llvm::UndefValue::get(), llvm::AMDGPU::getImageDimIntrinsicInfo(), llvm::Intrinsic::getIntrinsicSignature(), llvm::Type::getScalarType(), llvm::Value::getType(), llvm::ConstantInt::getZExtValue(), I, Idx, II, llvm::Type::isHalfTy(), LLVM_DEBUG, Modified, llvm::popcount(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::Value::takeName(), llvm::APInt::udiv(), and llvm::AMDGPU::ImageDimIntrinsicInfo::VAddrEnd.

Referenced by imageIntrinsicOptimizerImpl().