SILowerI1Copies.cpp File Reference

#include "AMDGPU.h"
#include "GCNSubtarget.h"
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachinePostDominators.h"
#include "llvm/CodeGen/MachineSSAUpdater.h"
#include "llvm/InitializePasses.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "si-i1-copies"

Functions
static unsigned	createLaneMaskReg (MachineFunction &MF)
static unsigned	insertUndefLaneMask (MachineBasicBlock &MBB)
	INITIALIZE_PASS_BEGIN (SILowerI1Copies, DEBUG_TYPE, "SI Lower i1 Copies", false, false) INITIALIZE_PASS_END(SILowerI1Copies
static bool	isVRegCompatibleReg (const SIRegisterInfo &TRI, const MachineRegisterInfo &MRI, Register Reg)
static void	instrDefsUsesSCC (const MachineInstr &MI, bool &Def, bool &Use)

Variables
	DEBUG_TYPE
SI Lower i1	Copies
SI Lower i1	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "si-i1-copies"

Definition at line 33 of file SILowerI1Copies.cpp.

Function Documentation

createLaneMaskReg()

static unsigned createLaneMaskReg ( MachineFunction &  MF )

static

Definition at line 418 of file SILowerI1Copies.cpp.

References llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), and MRI.

Referenced by insertUndefLaneMask().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	SILowerI1Copies	,
		DEBUG_TYPE	,
		"SI Lower i1 Copies"	,
		false	,
		false
	)

insertUndefLaneMask()

static unsigned insertUndefLaneMask ( MachineBasicBlock &  MBB )

static

Definition at line 425 of file SILowerI1Copies.cpp.

References llvm::BuildMI(), createLaneMaskReg(), llvm::MachineBasicBlock::getFirstTerminator(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getSubtarget(), MBB, and TII.

instrDefsUsesSCC()

static void instrDefsUsesSCC ( const MachineInstr &  MI, bool &  Def, bool &  Use  )

static

Definition at line 793 of file SILowerI1Copies.cpp.

References MI.

isVRegCompatibleReg()

static bool isVRegCompatibleReg ( const SIRegisterInfo &  TRI, const MachineRegisterInfo &  MRI, Register  Reg  )

static

Definition at line 491 of file SILowerI1Copies.cpp.

References MRI, Size, and TRI.

Variable Documentation

Copies

SI Lower i1 Copies

Definition at line 407 of file SILowerI1Copies.cpp.

Referenced by propagateLocalCopies(), llvm::rdf::CopyPropagation::run(), and llvm::TailDuplicator::tailDuplicateAndUpdate().

DEBUG_TYPE

DEBUG_TYPE

Definition at line 407 of file SILowerI1Copies.cpp.

false

SI Lower i1 false

Definition at line 407 of file SILowerI1Copies.cpp.