AMDGPULegalizerInfo.cpp File Reference

This file implements the targeting of the Machinelegalizer class for AMDGPU. More...

#include "AMDGPU.h"
#include "AMDGPULegalizerInfo.h"
#include "AMDGPUTargetMachine.h"
#include "SIMachineFunctionInfo.h"
#include "llvm/CodeGen/GlobalISel/LegalizerHelper.h"
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/TargetOpcodes.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/Type.h"
#include "llvm/Support/Debug.h"

Include dependency graph for AMDGPULegalizerInfo.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "amdgpu-legalinfo"

Functions
static LegalityPredicate	isMultiple32 (unsigned TypeIdx, unsigned MaxSize=512)
static LegalityPredicate	isSmallOddVector (unsigned TypeIdx)
static LegalizeMutation	oneMoreElement (unsigned TypeIdx)
static LegalizeMutation	fewerEltsToSize64Vector (unsigned TypeIdx)
static LegalizeMutation	moreEltsToNext32Bit (unsigned TypeIdx)
static LegalityPredicate	vectorSmallerThan (unsigned TypeIdx, unsigned Size)
static LegalityPredicate	vectorWiderThan (unsigned TypeIdx, unsigned Size)
static LegalityPredicate	numElementsNotEven (unsigned TypeIdx)
static LegalityPredicate	isRegisterType (unsigned TypeIdx)
static LegalityPredicate	elementTypeIs (unsigned TypeIdx, LLT Type)
static LegalityPredicate	isWideScalarTruncStore (unsigned TypeIdx)
static MachineInstrBuilder	extractF64Exponent (unsigned Hi, MachineIRBuilder &B)
static MachineInstr *	verifyCFIntrinsic (MachineInstr &MI, MachineRegisterInfo &MRI)

Detailed Description

This file implements the targeting of the Machinelegalizer class for AMDGPU.

Todo:

This should be generated by TableGen.

Definition in file AMDGPULegalizerInfo.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "amdgpu-legalinfo"

Definition at line 34 of file AMDGPULegalizerInfo.cpp.

Function Documentation

elementTypeIs()

static LegalityPredicate elementTypeIs ( unsigned  TypeIdx, LLT  Type  )

static

Definition at line 134 of file AMDGPULegalizerInfo.cpp.

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

extractF64Exponent()

static MachineInstrBuilder extractF64Exponent ( unsigned  Hi, MachineIRBuilder &  B  )

static

Definition at line 1306 of file AMDGPULegalizerInfo.cpp.

References llvm::MachineIRBuilder::buildConstant(), llvm::MachineIRBuilder::buildIntrinsic(), llvm::MachineIRBuilder::buildSub(), and llvm::LLT::scalar().

Referenced by llvm::AMDGPULegalizerInfo::legalizeIntrinsicTrunc().

fewerEltsToSize64Vector()

static LegalizeMutation fewerEltsToSize64Vector ( unsigned  TypeIdx )

static

Definition at line 68 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getElementType(), llvm::LLT::getNumElements(), llvm::LLT::getSizeInBits(), llvm::LLT::scalarOrVector(), and Size.

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

isMultiple32()

static LegalityPredicate isMultiple32 ( unsigned  TypeIdx, unsigned  MaxSize = 512  )

static

Definition at line 42 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getScalarType(), and llvm::LLT::getSizeInBits().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

isRegisterType()

static LegalityPredicate isRegisterType ( unsigned  TypeIdx )

static

Definition at line 120 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getElementType(), llvm::LLT::getNumElements(), llvm::LLT::getSizeInBits(), and llvm::LLT::isVector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

isSmallOddVector()

static LegalityPredicate isSmallOddVector ( unsigned  TypeIdx )

static

Definition at line 51 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getElementType(), llvm::LLT::getNumElements(), llvm::LLT::getSizeInBits(), and llvm::LLT::isVector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

isWideScalarTruncStore()

static LegalityPredicate isWideScalarTruncStore ( unsigned  TypeIdx )

static

Definition at line 140 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getSizeInBits(), and llvm::LLT::isVector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

moreEltsToNext32Bit()

static LegalizeMutation moreEltsToNext32Bit ( unsigned  TypeIdx )

static

Definition at line 81 of file AMDGPULegalizerInfo.cpp.

References assert(), llvm::LLT::getElementType(), llvm::LLT::getSizeInBits(), Size, and llvm::LLT::vector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

numElementsNotEven()

static LegalityPredicate numElementsNotEven ( unsigned  TypeIdx )

static

Definition at line 111 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getNumElements(), and llvm::LLT::isVector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

oneMoreElement()

static LegalizeMutation oneMoreElement ( unsigned  TypeIdx )

static

Definition at line 60 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getElementType(), llvm::LLT::getNumElements(), and llvm::LLT::vector().

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

vectorSmallerThan()

static LegalityPredicate vectorSmallerThan ( unsigned  TypeIdx, unsigned  Size  )

static

Definition at line 97 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getSizeInBits(), llvm::LLT::isVector(), and Size.

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

vectorWiderThan()

static LegalityPredicate vectorWiderThan ( unsigned  TypeIdx, unsigned  Size  )

static

Definition at line 104 of file AMDGPULegalizerInfo.cpp.

References llvm::LLT::getSizeInBits(), llvm::LLT::isVector(), and Size.

Referenced by llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo().

verifyCFIntrinsic()

static MachineInstr* verifyCFIntrinsic ( MachineInstr &  MI, MachineRegisterInfo &  MRI  )

static

Definition at line 1583 of file AMDGPULegalizerInfo.cpp.

References llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::MachineRegisterInfo::hasOneNonDBGUse(), llvm::MachineRegisterInfo::use_instr_nodbg_begin(), and UseMI.

Referenced by llvm::AMDGPULegalizerInfo::legalizeIntrinsic().