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Macros |Typedefs |Enumerations |Functions |Variables

Mips16HardFloat.cpp File Reference

#include "MipsTargetMachine.h"
#include "llvm/CodeGen/TargetPassConfig.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ModRef.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <string>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE "mips16-hard-float"

Typedefs
using	TypeID =Type::TypeID

Enumerations
enum	FPReturnVariant { FRet,DRet,CFRet,CDRet, NoFPRet }

enum	FPParamVariant { FSig,FFSig,FDSig,DSig, DDSig,DFSig,NoSig }

Functions
static void	emitInlineAsm (LLVMContext &C,BasicBlock *BB,StringRef AsmText)

staticFPReturnVariant	whichFPReturnVariant (Type *T)

staticFPParamVariant	whichFPParamVariantNeeded (Function &F)

staticbool	needsFPStubFromParams (Function &F)

staticbool	needsFPReturnHelper (Function &F)

staticbool	needsFPReturnHelper (FunctionType &FT)

staticbool	needsFPHelperFromSig (Function &F)

static std::string	swapFPIntParams (FPParamVariant PV,Module *M,bool LE,bool ToFP)

static void	assureFPCallStub (Function &F,Module *M,const MipsTargetMachine &TM)

staticbool	isIntrinsicInline (Function *F)

staticbool	fixupFPReturnAndCall (Function &F,Module *M,const MipsTargetMachine &TM)

static void	createFPFnStub (Function F,Module M,FPParamVariant PV,const MipsTargetMachine &TM)

static void	removeUseSoftFloat (Function &F)

Variables
const Type::TypeID	FloatTyID = Type::FloatTyID

const Type::TypeID	DoubleTyID = Type::DoubleTyID

staticconst char *const	IntrinsicInline []

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE "mips16-hard-float"

Definition at line25 of fileMips16HardFloat.cpp.

Typedef Documentation

◆ TypeID

usingTypeID =Type::TypeID

Definition at line103 of fileMips16HardFloat.cpp.

Enumeration Type Documentation

◆ FPParamVariant

enumFPParamVariant

Enumerator
FSig
FFSig
FDSig
DSig
DDSig
DFSig
NoSig

Definition at line97 of fileMips16HardFloat.cpp.

◆ FPReturnVariant

enumFPReturnVariant

Enumerator
FRet
DRet
CFRet
CDRet
NoFPRet

Definition at line64 of fileMips16HardFloat.cpp.

Function Documentation

◆ assureFPCallStub()

static void assureFPCallStub	(	Function &	F,
		Module *	M,
		const MipsTargetMachine &	TM
	)

static

Definition at line257 of fileMips16HardFloat.cpp.

Referencesllvm::Function::addFnAttr(),CDRet,CFRet,llvm::Function::Create(),llvm::BasicBlock::Create(),DRet,emitInlineAsm(),F,FRet,llvm::Function::getReturnType(),llvm::GlobalValue::isDeclaration(),Name,NoFPRet,llvm::GlobalObject::setSection(),swapFPIntParams(),whichFPParamVariantNeeded(), andwhichFPReturnVariant().

Referenced byfixupFPReturnAndCall().

◆ createFPFnStub()

static void createFPFnStub	(	Function *	F,
		Module *	M,
		FPParamVariant	PV,
		const MipsTargetMachine &	TM
	)

static

Definition at line445 of fileMips16HardFloat.cpp.

Referencesllvm::Function::addFnAttr(),llvm::Function::Create(),llvm::BasicBlock::Create(),emitInlineAsm(),F,llvm::Function::getContext(),Name,llvm::GlobalObject::setSection(), andswapFPIntParams().

◆ emitInlineAsm()

static void emitInlineAsm	(	LLVMContext &	C,
		BasicBlock *	BB,
		StringRef	AsmText
	)

static

Definition at line47 of fileMips16HardFloat.cpp.

Referencesllvm::InlineAsm::AD_ATT,llvm::CallingConv::C,llvm::CallInst::Create(),llvm::InlineAsm::get(), andllvm::Type::getVoidTy().

Referenced byassureFPCallStub(), andcreateFPFnStub().

◆ fixupFPReturnAndCall()

staticbool fixupFPReturnAndCall	(	Function &	F,
		Module *	M,
		const MipsTargetMachine &	TM
	)

static

Definition at line378 of fileMips16HardFloat.cpp.

ReferencesA,assureFPCallStub(),llvm::CallingConv::C,llvm::CallInst::Create(),F,llvm::Value::getType(),llvm::Type::getVoidTy(),llvm::Attribute::getWithMemoryEffects(),I,isIntrinsicInline(),Modified,Name,needsFPHelperFromSig(),needsFPReturnHelper(),NoFPRet,llvm::MemoryEffectsBase< LocationEnum >::none(), andwhichFPReturnVariant().

◆ isIntrinsicInline()

staticbool isIntrinsicInline

(

F

)

static

Definition at line371 of fileMips16HardFloat.cpp.

ReferencesF, andIntrinsicInline.

Referenced byfixupFPReturnAndCall().

◆ needsFPHelperFromSig()

staticbool needsFPHelperFromSig

(

F

)

static

Definition at line181 of fileMips16HardFloat.cpp.

ReferencesF,needsFPReturnHelper(), andneedsFPStubFromParams().

Referenced byfixupFPReturnAndCall().

◆ needsFPReturnHelper()[1/2]

staticbool needsFPReturnHelper

(

F

)

static

Definition at line171 of fileMips16HardFloat.cpp.

ReferencesF,NoFPRet, andwhichFPReturnVariant().

Referenced byfixupFPReturnAndCall(), andneedsFPHelperFromSig().

◆ needsFPReturnHelper()[2/2]

staticbool needsFPReturnHelper

(

FT

)

static

Definition at line176 of fileMips16HardFloat.cpp.

ReferencesNoFPRet, andwhichFPReturnVariant().

◆ needsFPStubFromParams()

staticbool needsFPStubFromParams

(

F

)

static

Definition at line157 of fileMips16HardFloat.cpp.

Referencesllvm::Type::DoubleTyID,F,llvm::Type::FloatTyID, andllvm::Type::getTypeID().

Referenced byneedsFPHelperFromSig().

◆ removeUseSoftFloat()

static void removeUseSoftFloat

(

F

)

static

Definition at line483 of fileMips16HardFloat.cpp.

Referencesllvm::errs(),F, andLLVM_DEBUG.

◆ swapFPIntParams()

static std::string swapFPIntParams	(	FPParamVariant	PV,
		Module *	M,
		bool	LE,
		bool	ToFP
	)

static

Definition at line187 of fileMips16HardFloat.cpp.

ReferencesDDSig,DFSig,DSig,FDSig,FFSig,FSig,MI, andNoSig.

Referenced byassureFPCallStub(), andcreateFPFnStub().

◆ whichFPParamVariantNeeded()

staticFPParamVariant whichFPParamVariantNeeded

(

F

)

static

Definition at line107 of fileMips16HardFloat.cpp.

ReferencesDDSig,DFSig,DoubleTyID,DSig,F,FDSig,FFSig,FloatTyID,FSig,llvm_unreachable, andNoSig.

Referenced byassureFPCallStub().

◆ whichFPReturnVariant()

staticFPReturnVariant whichFPReturnVariant

(

Type *

T

)

static

Definition at line71 of fileMips16HardFloat.cpp.

ReferencesCDRet,CFRet,llvm::Type::DoubleTyID,DRet,llvm::Type::FloatTyID,FRet,NoFPRet, andllvm::Type::StructTyID.

Referenced byassureFPCallStub(),fixupFPReturnAndCall(), andneedsFPReturnHelper().

Variable Documentation

◆ DoubleTyID

const Type::TypeID DoubleTyID = Type::DoubleTyID

Definition at line105 of fileMips16HardFloat.cpp.

Referenced bywhichFPParamVariantNeeded().

◆ FloatTyID

const Type::TypeID FloatTyID = Type::FloatTyID

Definition at line104 of fileMips16HardFloat.cpp.

Referenced bywhichFPParamVariantNeeded().

◆ IntrinsicInline

const char*const IntrinsicInline[]

static

Initial value:

= {

"fabs","fabsf",

"llvm.ceil.f32","llvm.ceil.f64",

"llvm.copysign.f32","llvm.copysign.f64",

"llvm.cos.f32","llvm.cos.f64",

"llvm.exp.f32","llvm.exp.f64",

"llvm.exp2.f32","llvm.exp2.f64",

"llvm.fabs.f32","llvm.fabs.f64",

"llvm.floor.f32","llvm.floor.f64",

"llvm.fma.f32","llvm.fma.f64",

"llvm.log.f32","llvm.log.f64",

"llvm.log10.f32","llvm.log10.f64",

"llvm.nearbyint.f32","llvm.nearbyint.f64",

"llvm.pow.f32","llvm.pow.f64",

"llvm.powi.f32.i32","llvm.powi.f64.i32",

"llvm.rint.f32","llvm.rint.f64",

"llvm.round.f32","llvm.round.f64",

"llvm.sin.f32","llvm.sin.f64",

"llvm.sqrt.f32","llvm.sqrt.f64",

"llvm.trunc.f32","llvm.trunc.f64",

}

Definition at line349 of fileMips16HardFloat.cpp.

Referenced byisIntrinsicInline().

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