Mips16HardFloat.cpp File Reference

#include "Mips16HardFloat.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <string>

Include dependency graph for Mips16HardFloat.cpp:

Go to the source code of this file.

Namespaces
namespace	llvm
	List of target independent CodeGen pass IDs.
Defines
#define	DEBUG_TYPE   "mips16-hard-float"
Typedefs
typedef Type::TypeID	TypeID
Enumerations
enum	FPReturnVariant {   FRet, DRet, CFRet, CDRet,   NoFPRet }
enum	FPParamVariant {   FSig, FFSig, FDSig, DSig,   DDSig, DFSig, NoSig }
Functions
static void	inlineAsmOut (LLVMContext &C, StringRef AsmString, BasicBlock *BB)
static FPReturnVariant	whichFPReturnVariant (Type *T)
static FPParamVariant	whichFPParamVariantNeeded (Function &F)
static bool	needsFPStubFromParams (Function &F)
static bool	needsFPReturnHelper (Function &F)
static bool	needsFPReturnHelper (const FunctionType &FT)
static bool	needsFPHelperFromSig (Function &F)
static void	swapFPIntParams (FPParamVariant PV, Module *M, InlineAsmHelper &IAH, bool LE, bool ToFP)
static void	assureFPCallStub (Function &F, Module *M, const MipsSubtarget &Subtarget)
static bool	isIntrinsicInline (Function *F)
static bool	fixupFPReturnAndCall (Function &F, Module *M, const MipsSubtarget &Subtarget)
static void	createFPFnStub (Function *F, Module *M, FPParamVariant PV, const MipsSubtarget &Subtarget)
static void	removeUseSoftFloat (Function &F)
Variables
const Type::TypeID	FloatTyID = Type::FloatTyID
const Type::TypeID	DoubleTyID = Type::DoubleTyID
static const char *	IntrinsicInline []

---

Define Documentation

#define DEBUG_TYPE   "mips16-hard-float"

Definition at line 22 of file Mips16HardFloat.cpp.

---

Typedef Documentation

typedef Type::TypeID TypeID

Definition at line 98 of file Mips16HardFloat.cpp.

---

Enumeration Type Documentation

enum FPParamVariant

Enumerator:

FSig
FFSig
FDSig
DSig
DDSig
DFSig
NoSig

Definition at line 91 of file Mips16HardFloat.cpp.

enum FPReturnVariant

Enumerator:

FRet
DRet
CFRet
CDRet
NoFPRet

Definition at line 58 of file Mips16HardFloat.cpp.

---

Function Documentation

static void assureFPCallStub	(	Function &	F,
		Module *	M,
		const MipsSubtarget &	Subtarget
	)		[static]

Definition at line 249 of file Mips16HardFloat.cpp.

References llvm::Function::addFnAttr(), CDRet, CFRet, DRet, FRet, llvm::Module::getContext(), llvm::Module::getFunction(), llvm::Function::getFunctionType(), llvm::Value::getName(), llvm::MipsSubtarget::getRelocationModel(), llvm::Function::getReturnType(), llvm::GlobalValue::isDeclaration(), llvm::MipsSubtarget::isLittle(), llvm::Attribute::Naked, Name, NoFPRet, llvm::Attribute::NoInline, llvm::Attribute::NoUnwind, llvm::Reloc::PIC_, llvm::GlobalObject::setSection(), swapFPIntParams(), whichFPParamVariantNeeded(), and whichFPReturnVariant().

Referenced by fixupFPReturnAndCall().

static void createFPFnStub	(	Function *	F,
		Module *	M,
		FPParamVariant	PV,
		const MipsSubtarget &	Subtarget
	)		[static]

Definition at line 441 of file Mips16HardFloat.cpp.

References llvm::Function::addFnAttr(), llvm::Function::getContext(), llvm::Module::getContext(), llvm::Function::getFunctionType(), llvm::Value::getName(), llvm::MipsSubtarget::getRelocationModel(), llvm::MipsSubtarget::isLittle(), llvm::Attribute::Naked, Name, llvm::Attribute::NoInline, llvm::Attribute::NoUnwind, llvm::Reloc::PIC_, llvm::GlobalObject::setSection(), and swapFPIntParams().

Referenced by llvm::Mips16HardFloat::runOnModule().

static bool fixupFPReturnAndCall	(	Function &	F,
		Module *	M,
		const MipsSubtarget &	Subtarget
	)		[static]

Definition at line 366 of file Mips16HardFloat.cpp.

References llvm::ARM_PROC::A, llvm::AttributeSet::addAttribute(), llvm::Function::addFnAttr(), assureFPCallStub(), llvm::BasicBlock::begin(), llvm::Function::begin(), llvm::dyn_cast(), llvm::BasicBlock::end(), llvm::Function::end(), llvm::Module::getContext(), llvm::SequentialType::getElementType(), llvm::Module::getOrInsertFunction(), llvm::MipsSubtarget::getRelocationModel(), llvm::Value::getType(), I, isIntrinsicInline(), Name, needsFPHelperFromSig(), needsFPReturnHelper(), NoFPRet, llvm::Reloc::PIC_, T, and whichFPReturnVariant().

Referenced by llvm::Mips16HardFloat::runOnModule().

static void inlineAsmOut	(	LLVMContext &	C,
		StringRef	AsmString,
		BasicBlock *	BB
	)		[static]

Definition at line 25 of file Mips16HardFloat.cpp.

References llvm::InlineAsm::AD_ATT, llvm::InlineAsm::get(), and llvm::FunctionType::get().

static bool isIntrinsicInline

(

Function *

F

)

[static]

Definition at line 357 of file Mips16HardFloat.cpp.

References llvm::sys::path::begin(), llvm::sys::path::end(), and llvm::Value::getName().

Referenced by fixupFPReturnAndCall().

static bool needsFPHelperFromSig

(

Function &

F

)

[static]

Definition at line 177 of file Mips16HardFloat.cpp.

References needsFPReturnHelper(), and needsFPStubFromParams().

Referenced by fixupFPReturnAndCall().

static bool needsFPReturnHelper

(

Function &

F

)

[static]

Definition at line 167 of file Mips16HardFloat.cpp.

References llvm::Function::getReturnType(), NoFPRet, and whichFPReturnVariant().

Referenced by fixupFPReturnAndCall(), and needsFPHelperFromSig().

static bool needsFPReturnHelper

(

const FunctionType &

FT

)

[static]

Definition at line 172 of file Mips16HardFloat.cpp.

References llvm::FunctionType::getReturnType(), NoFPRet, and whichFPReturnVariant().

static bool needsFPStubFromParams

(

Function &

F

)

[static]

Definition at line 153 of file Mips16HardFloat.cpp.

References llvm::Function::arg_size(), DoubleTyID, FloatTyID, llvm::Function::getFunctionType(), llvm::FunctionType::getParamType(), and llvm::Type::getTypeID().

Referenced by needsFPHelperFromSig().

static void removeUseSoftFloat

(

Function &

F

)

[static]

Definition at line 482 of file Mips16HardFloat.cpp.

References llvm::ARM_PROC::A, llvm::AttributeSet::addAttribute(), llvm::Function::addAttributes(), DEBUG, llvm::errs(), llvm::Function::getContext(), llvm::Function::hasFnAttribute(), and llvm::Function::removeAttributes().

Referenced by llvm::Mips16HardFloat::runOnModule().

static void swapFPIntParams	(	FPParamVariant	PV,
		Module *	M,
		InlineAsmHelper &	IAH,
		bool	LE,
		bool	ToFP
	)		[static]

Definition at line 187 of file Mips16HardFloat.cpp.

References DDSig, DFSig, DSig, FDSig, FFSig, FSig, llvm::AArch64CC::MI, and NoSig.

Referenced by assureFPCallStub(), and createFPFnStub().

static FPParamVariant whichFPParamVariantNeeded

(

Function &

F

)

[static]

Definition at line 102 of file Mips16HardFloat.cpp.

References llvm::Function::arg_size(), DDSig, DFSig, DSig, FDSig, FFSig, FSig, llvm::Function::getFunctionType(), llvm::FunctionType::getParamType(), llvm::Type::getTypeID(), llvm_unreachable, and NoSig.

Referenced by assureFPCallStub(), and llvm::Mips16HardFloat::runOnModule().

static FPReturnVariant whichFPReturnVariant

(

Type *

T

)

[static]

Definition at line 65 of file Mips16HardFloat.cpp.

References CDRet, CFRet, DoubleTyID, DRet, FloatTyID, FRet, llvm::Type::getContainedType(), llvm::Type::getStructNumElements(), llvm::Type::getTypeID(), llvm::Type::isDoubleTy(), llvm::Type::isFloatTy(), and NoFPRet.

Referenced by assureFPCallStub(), fixupFPReturnAndCall(), and needsFPReturnHelper().

---

Variable Documentation

const Type::TypeID DoubleTyID = Type::DoubleTyID

Definition at line 100 of file Mips16HardFloat.cpp.

Referenced by needsFPStubFromParams(), and whichFPReturnVariant().

const Type::TypeID FloatTyID = Type::FloatTyID

Definition at line 99 of file Mips16HardFloat.cpp.

Referenced by needsFPStubFromParams(), and whichFPReturnVariant().

const char* 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", "llvm.powi.f64",
   "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 line 334 of file Mips16HardFloat.cpp.