AMDGPUTargetTransformInfo.cpp File Reference

#include "AMDGPUTargetTransformInfo.h"
#include "AMDGPUSubtarget.h"
#include "Utils/AMDGPUBaseInfo.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/IR/Argument.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PatternMatch.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
#include "llvm/MC/SubtargetFeature.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MachineValueType.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
#include <algorithm>
#include <cassert>
#include <limits>
#include <utility>

Include dependency graph for AMDGPUTargetTransformInfo.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "AMDGPUtti"

Functions
static bool	dependsOnLocalPhi (const Loop *L, const Value *Cond, unsigned Depth=0)
static bool	isArgPassedInSGPR (const Argument *A)

Variables
static cl::opt< unsigned >	UnrollThresholdPrivate ("amdgpu-unroll-threshold-private", cl::desc("Unroll threshold for AMDGPU if private memory used in a loop"), cl::init(2500), cl::Hidden)
static cl::opt< unsigned >	UnrollThresholdLocal ("amdgpu-unroll-threshold-local", cl::desc("Unroll threshold for AMDGPU if local memory used in a loop"), cl::init(1000), cl::Hidden)
static cl::opt< unsigned >	UnrollThresholdIf ("amdgpu-unroll-threshold-if", cl::desc("Unroll threshold increment for AMDGPU for each if statement inside loop"), cl::init(150), cl::Hidden)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "AMDGPUtti"

Definition at line 56 of file AMDGPUTargetTransformInfo.cpp.

Function Documentation

dependsOnLocalPhi()

static bool dependsOnLocalPhi ( const Loop *  L, const Value *  Cond, unsigned  Depth = 0  )

static

Definition at line 73 of file AMDGPUTargetTransformInfo.cpp.

References llvm::LoopBase< BlockT, LoopT >::contains(), llvm::Depth, llvm::dyn_cast(), llvm::LoopBase< BlockT, LoopT >::getSubLoops(), I, llvm::none_of(), and llvm::User::operand_values().

Referenced by llvm::AMDGPUTTIImpl::getUnrollingPreferences().

isArgPassedInSGPR()

static bool isArgPassedInSGPR ( const Argument *  A )

static

Definition at line 516 of file AMDGPUTargetTransformInfo.cpp.

References llvm::CallingConv::AMDGPU_CS, llvm::CallingConv::AMDGPU_ES, llvm::CallingConv::AMDGPU_GS, llvm::CallingConv::AMDGPU_HS, llvm::CallingConv::AMDGPU_KERNEL, llvm::CallingConv::AMDGPU_LS, llvm::CallingConv::AMDGPU_PS, llvm::CallingConv::AMDGPU_VS, llvm::Attribute::ByVal, F(), llvm::Argument::getArgNo(), llvm::Function::getAttributes(), llvm::Function::getCallingConv(), llvm::Argument::getParent(), llvm::AttributeList::hasParamAttribute(), llvm::Attribute::InReg, and llvm::CallingConv::SPIR_KERNEL.

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

Variable Documentation

UnrollThresholdIf

cl::opt<unsigned> UnrollThresholdIf("amdgpu-unroll-threshold-if", cl::desc("Unroll threshold increment for AMDGPU for each if statement inside loop"), cl::init(150), cl::Hidden)

static

Referenced by llvm::AMDGPUTTIImpl::getUnrollingPreferences().

UnrollThresholdLocal

cl::opt<unsigned> UnrollThresholdLocal("amdgpu-unroll-threshold-local", cl::desc("Unroll threshold for AMDGPU if local memory used in a loop"), cl::init(1000), cl::Hidden)

static

Referenced by llvm::AMDGPUTTIImpl::getUnrollingPreferences().

UnrollThresholdPrivate

cl::opt<unsigned> UnrollThresholdPrivate("amdgpu-unroll-threshold-private", cl::desc("Unroll threshold for AMDGPU if private memory used in a loop"), cl::init(2500), cl::Hidden)

static

Referenced by llvm::AMDGPUTTIImpl::getUnrollingPreferences().