SPIRVPostLegalizer.cpp File Reference

#include "SPIRV.h"
#include "SPIRVSubtarget.h"
#include "SPIRVUtils.h"
#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/CodeGen/MachinePostDominators.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DebugInfoMetadata.h"
#include "llvm/IR/IntrinsicsSPIRV.h"
#include "llvm/Target/TargetIntrinsicInfo.h"
#include <stack>

Go to the source code of this file.

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

Macros
#define	DEBUG_TYPE   "spirv-postlegalizer"

Functions
bool	isTypeFoldingSupported (unsigned Opcode)
Register	llvm::insertAssignInstr (Register Reg, Type *Ty, SPIRVType *SpirvTy, SPIRVGlobalRegistry *GR, MachineIRBuilder &MIB, MachineRegisterInfo &MRI)
	Helper external function for inserting ASSIGN_TYPE instuction between Reg and its definition, set the new register as a destination of the definition, assign SPIRVType to both registers.
void	llvm::processInstr (MachineInstr &MI, MachineIRBuilder &MIB, MachineRegisterInfo &MRI, SPIRVGlobalRegistry *GR)
static bool	mayBeInserted (unsigned Opcode)
static void	processNewInstrs (MachineFunction &MF, SPIRVGlobalRegistry *GR, MachineIRBuilder MIB)
void	visit (MachineFunction &MF, MachineBasicBlock &Start, std::function< void(MachineBasicBlock *)> op)
void	visit (MachineFunction &MF, std::function< void(MachineBasicBlock *)> op)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "spirv-postlegalizer"

Definition at line 30 of file SPIRVPostLegalizer.cpp.

Function Documentation

isTypeFoldingSupported()

bool isTypeFoldingSupported

(

unsigned

Opcode

)

Definition at line 60 of file SPIRVLegalizerInfo.cpp.

Referenced by mayBeInserted(), and processNewInstrs().

mayBeInserted()

static bool mayBeInserted ( unsigned  Opcode )

static

Definition at line 58 of file SPIRVPostLegalizer.cpp.

References isTypeFoldingSupported().

Referenced by processNewInstrs().

processNewInstrs()

static void processNewInstrs ( MachineFunction &  MF, SPIRVGlobalRegistry *  GR, MachineIRBuilder  MIB  )

static

Definition at line 74 of file SPIRVPostLegalizer.cpp.

References assert(), llvm::SPIRVGlobalRegistry::CurMF, llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::SPIRVGlobalRegistry::getSPIRVTypeForVReg(), I, llvm::insertAssignInstr(), isTypeFoldingSupported(), llvm::Register::isValid(), mayBeInserted(), MBB, MRI, llvm::processInstr(), llvm::report_fatal_error(), and llvm::setRegClassType().

visit() [1/2]

void visit	(	MachineFunction &	MF,
		MachineBasicBlock &	Start,
		std::function< void(MachineBasicBlock *)>	op
	)

Definition at line 132 of file SPIRVPostLegalizer.cpp.

References llvm::SmallPtrSetImpl< PtrType >::contains(), llvm::SmallPtrSetImpl< PtrType >::insert(), MBB, op, and llvm::MachineBasicBlock::successors().

Referenced by llvm::computeDeadSymbolsAndUpdateIndirectCalls(), llvm::ScalarEvolution::getLosslessPtrToIntExpr(), and visit().

visit() [2/2]

void visit	(	MachineFunction &	MF,
		std::function< void(MachineBasicBlock *)>	op
	)

Definition at line 156 of file SPIRVPostLegalizer.cpp.

References llvm::MachineFunction::begin(), op, and visit().