SIOptimizeExecMasking.cpp File Reference

#include "SIOptimizeExecMasking.h"
#include "AMDGPU.h"
#include "GCNSubtarget.h"
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
#include "SIRegisterInfo.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/LiveRegUnits.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/InitializePasses.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "si-optimize-exec-masking"

Functions
	INITIALIZE_PASS_BEGIN (SIOptimizeExecMaskingLegacy, DEBUG_TYPE, "SI optimize exec mask operations", false, false) INITIALIZE_PASS_END(SIOptimizeExecMaskingLegacy
static Register	isLogicalOpOnExec (const MachineInstr &MI)
	If MI is a logical operation on an exec value, return the register copied to.
static unsigned	getSaveExecOp (unsigned Opc)
static bool	isLiveOut (const MachineBasicBlock &MBB, unsigned Reg)

Variables
	DEBUG_TYPE
SI optimize exec mask	operations
SI optimize exec mask	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "si-optimize-exec-masking"

Definition at line 23 of file SIOptimizeExecMasking.cpp.

Function Documentation

getSaveExecOp()

static unsigned getSaveExecOp ( unsigned  Opc )

static

Definition at line 191 of file SIOptimizeExecMasking.cpp.

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	SIOptimizeExecMaskingLegacy	,
		DEBUG_TYPE	,
		"SI optimize exec mask operations"	,
		false	,
		false
	)

isLiveOut()

static bool isLiveOut ( const MachineBasicBlock &  MBB, unsigned  Reg  )

static

Definition at line 338 of file SIOptimizeExecMasking.cpp.

References MBB, and llvm::MachineBasicBlock::successors().

Referenced by llvm::MachineBasicBlock::SplitCriticalEdge().

isLogicalOpOnExec()

static Register isLogicalOpOnExec ( const MachineInstr &  MI )

static

If MI is a logical operation on an exec value, return the register copied to.

Definition at line 152 of file SIOptimizeExecMasking.cpp.

References llvm::MachineOperand::getReg(), llvm::MachineOperand::isReg(), and MI.

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 107 of file SIOptimizeExecMasking.cpp.

false

SI optimize exec mask false

Definition at line 108 of file SIOptimizeExecMasking.cpp.

operations

SI optimize exec mask operations

Definition at line 108 of file SIOptimizeExecMasking.cpp.