Utils.cpp File Reference

#include "llvm/CodeGen/GlobalISel/Utils.h"
#include "llvm/ADT/APFloat.h"
#include "llvm/ADT/APInt.h"
#include "llvm/ADT/Optional.h"
#include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"
#include "llvm/CodeGen/GlobalISel/GISelKnownBits.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/GlobalISel/LostDebugLocObserver.h"
#include "llvm/CodeGen/GlobalISel/MIPatternMatch.h"
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineOptimizationRemarkEmitter.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/MachineSizeOpts.h"
#include "llvm/CodeGen/RegisterBankInfo.h"
#include "llvm/CodeGen/StackProtector.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetLowering.h"
#include "llvm/CodeGen/TargetPassConfig.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/IR/Constants.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Transforms/Utils/SizeOpts.h"

Include dependency graph for Utils.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "globalisel-utils"

Functions
static void	reportGISelDiagnostic (DiagnosticSeverity Severity, MachineFunction &MF, const TargetPassConfig &TPC, MachineOptimizationRemarkEmitter &MORE, MachineOptimizationRemarkMissed &R)
static unsigned	getLCMSize (unsigned OrigSize, unsigned TargetSize)
static bool	isBuildVectorOp (unsigned Opcode)
Optional< APInt >	getIConstantSplatVal (const MachineInstr &MI, const MachineRegisterInfo &MRI)
static bool	isConstantScalar (const MachineInstr &MI, const MachineRegisterInfo &MRI, bool AllowFP=true, bool AllowOpaqueConstants=true)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "globalisel-utils"

Definition at line 37 of file Utils.cpp.

Function Documentation

getIConstantSplatVal()

Optional<APInt> getIConstantSplatVal	(	const MachineInstr &	MI,
		const MachineRegisterInfo &	MRI
	)

Returns

the scalar integral splat value defined by MI if possible.

Definition at line 1086 of file Utils.cpp.

References llvm::getIConstantSplatVal(), MI, and MRI.

getLCMSize()

static unsigned getLCMSize ( unsigned  OrigSize, unsigned  TargetSize  )

static

Definition at line 883 of file Utils.cpp.

References llvm::greatestCommonDivisor(), and Mul.

Referenced by llvm::getLCMType().

isBuildVectorOp()

static bool isBuildVectorOp ( unsigned  Opcode )

static

Definition at line 1015 of file Utils.cpp.

Referenced by llvm::getVectorSplat(), and llvm::isConstantOrConstantVector().

isConstantScalar()

static bool isConstantScalar ( const MachineInstr &  MI, const MachineRegisterInfo &  MRI, bool  AllowFP = true, bool  AllowOpaqueConstants = true  )

static

Definition at line 1140 of file Utils.cpp.

References MI.

Referenced by llvm::isConstantOrConstantVector().

reportGISelDiagnostic()

static void reportGISelDiagnostic ( DiagnosticSeverity  Severity, MachineFunction &  MF, const TargetPassConfig &  TPC, MachineOptimizationRemarkEmitter &  MORE, MachineOptimizationRemarkMissed &  R  )

static

Definition at line 243 of file Utils.cpp.

References llvm::DS_Error, llvm::MachineFunction::getName(), llvm::TargetPassConfig::isGlobalISelAbortEnabled(), MORE, and llvm::report_fatal_error().

Referenced by llvm::reportGISelFailure(), and llvm::reportGISelWarning().