llvm::ARMSubtarget Class Reference

#include <ARMSubtarget.h>

Inheritance diagram for llvm::ARMSubtarget:

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Collaboration diagram for llvm::ARMSubtarget:

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List of all members.

Public Types
enum	{ isELF, isDarwin }
enum	{ ARM_ABI_APCS, ARM_ABI_AAPCS }
Public Member Functions
	ARMSubtarget (const Module &M, const std::string &FS, bool thumb)
unsigned	getMaxInlineSizeThreshold () const
void	ParseSubtargetFeatures (const std::string &FS, const std::string &CPU)
bool	hasV4TOps () const
bool	hasV5TOps () const
bool	hasV5TEOps () const
bool	hasV6Ops () const
bool	hasVFP2 () const
bool	isTargetDarwin () const
bool	isTargetELF () const
bool	isAPCS_ABI () const
bool	isAAPCS_ABI () const
bool	isThumb () const
bool	useThumbBacktraces () const
bool	isR9Reserved () const
unsigned	getStackAlignment () const
Public Attributes
enum llvm::ARMSubtarget:: { ... }	TargetType
enum llvm::ARMSubtarget:: { ... }	TargetABI
Protected Types
enum	ARMArchEnum { V4T, V5T, V5TE, V6 }
Protected Attributes
ARMArchEnum	ARMArchVersion
bool	HasVFP2
bool	IsThumb
	IsThumb - True if we are in thumb mode, false if in ARM mode.
bool	UseThumbBacktraces
	UseThumbBacktraces - True if we use thumb style backtraces.
bool	IsR9Reserved
	IsR9Reserved - True if R9 is a not available as general purpose register.
unsigned	stackAlignment

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Detailed Description

Definition at line 23 of file ARMSubtarget.h.

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Member Enumeration Documentation

enum llvm::ARMSubtarget::ARMArchEnum [protected]

Enumerator:

V4T
V5T
V5TE
V6

Definition at line 25 of file ARMSubtarget.h.

anonymous enum

Enumerator:

isELF
isDarwin

Definition at line 51 of file ARMSubtarget.h.

anonymous enum

Enumerator:

ARM_ABI_APCS
ARM_ABI_AAPCS

Definition at line 55 of file ARMSubtarget.h.

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Constructor & Destructor Documentation

ARMSubtarget::ARMSubtarget	(	const Module &	M,
		const std::string &	FS,
		bool	thumb
	)

This constructor initializes the data members to match that of the specified module.

Definition at line 19 of file ARMSubtarget.cpp.

References ARM_ABI_AAPCS, llvm::Module::getTargetTriple(), isAAPCS_ABI(), isDarwin, IsR9Reserved, isTargetDarwin(), ParseSubtargetFeatures(), stackAlignment, TargetABI, TargetType, and UseThumbBacktraces.

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Member Function Documentation

unsigned llvm::ARMSubtarget::getMaxInlineSizeThreshold

(

)

const [inline]

getMaxInlineSizeThreshold - Returns the maximum memset / memcpy size that still makes it profitable to inline the call.

Definition at line 67 of file ARMSubtarget.h.

References isThumb().

void llvm::ARMSubtarget::ParseSubtargetFeatures	(	const std::string &	FS,
		const std::string &	CPU
	)

ParseSubtargetFeatures - Parses features string setting specified subtarget options. Definition of function is auto generated by tblgen.

Referenced by ARMSubtarget().

bool llvm::ARMSubtarget::hasV4TOps

(

)

const [inline]

Definition at line 76 of file ARMSubtarget.h.

References ARMArchVersion, and V4T.

bool llvm::ARMSubtarget::hasV5TOps

(

)

const [inline]

Definition at line 77 of file ARMSubtarget.h.

References ARMArchVersion, and V5T.

Referenced by llvm::ARMTargetLowering::ARMTargetLowering().

bool llvm::ARMSubtarget::hasV5TEOps

(

)

const [inline]

Definition at line 78 of file ARMSubtarget.h.

References ARMArchVersion, and V5TE.

bool llvm::ARMSubtarget::hasV6Ops

(

)

const [inline]

Definition at line 79 of file ARMSubtarget.h.

References ARMArchVersion, and V6.

Referenced by llvm::ARMTargetLowering::ARMTargetLowering().

bool llvm::ARMSubtarget::hasVFP2

(

)

const [inline]

Definition at line 81 of file ARMSubtarget.h.

References HasVFP2.

Referenced by llvm::ARMTargetLowering::ARMTargetLowering(), and isLegalAddressImmediate().

bool llvm::ARMSubtarget::isTargetDarwin

(

)

const [inline]

Definition at line 83 of file ARMSubtarget.h.

References isDarwin, and TargetType.

Referenced by ARMSubtarget(), llvm::ARMTargetLowering::ARMTargetLowering(), llvm::ARMRegisterInfo::emitEpilogue(), llvm::ARMRegisterInfo::emitPrologue(), llvm::X86ATTAsmPrinter::getAnalysisUsage(), llvm::ARMRegisterInfo::getCalleeSavedRegs(), llvm::ARMRegisterInfo::getFrameRegister(), llvm::ARMTargetAsmInfo< BaseTAI >::getInlineAsmLength(), llvm::ARMRegisterInfo::getReservedRegs(), llvm::ARMRegisterInfo::isReservedReg(), llvm::ARMTargetLowering::LowerOperation(), movePastCSLoadStoreOps(), and llvm::ARMRegisterInfo::processFunctionBeforeCalleeSavedScan().

bool llvm::ARMSubtarget::isTargetELF

(

)

const [inline]

Definition at line 84 of file ARMSubtarget.h.

References isELF, and TargetType.

Referenced by llvm::ARMRegisterInfo::emitPrologue(), and llvm::X86ATTAsmPrinter::getAnalysisUsage().

bool llvm::ARMSubtarget::isAPCS_ABI

(

)

const [inline]

Definition at line 86 of file ARMSubtarget.h.

References ARM_ABI_APCS, and TargetABI.

bool llvm::ARMSubtarget::isAAPCS_ABI

(

)

const [inline]

Definition at line 87 of file ARMSubtarget.h.

References ARM_ABI_AAPCS, and TargetABI.

Referenced by llvm::ARMELFTargetAsmInfo::ARMELFTargetAsmInfo(), and ARMSubtarget().

bool llvm::ARMSubtarget::isThumb

(

)

const [inline]

Definition at line 89 of file ARMSubtarget.h.

References IsThumb.

Referenced by llvm::ARMTargetMachine::addPreEmitPass(), llvm::ARMTargetLowering::ARMTargetLowering(), ExpandSRx(), llvm::ARMRegisterInfo::getFrameRegister(), llvm::ARMTargetAsmInfo< BaseTAI >::getInlineAsmLength(), getMaxInlineSizeThreshold(), llvm::ARMTargetLowering::getPostIndexedAddressParts(), llvm::ARMTargetLowering::getPreIndexedAddressParts(), isLegalAddressImmediate(), llvm::ARMTargetLowering::isLegalAddressingMode(), LowerBR_CC(), and LowerSELECT_CC().

bool llvm::ARMSubtarget::useThumbBacktraces

(

)

const [inline]

Definition at line 91 of file ARMSubtarget.h.

References UseThumbBacktraces.

Referenced by llvm::ARMRegisterInfo::getFrameRegister().

bool llvm::ARMSubtarget::isR9Reserved

(

)

const [inline]

Definition at line 92 of file ARMSubtarget.h.

References IsR9Reserved.

Referenced by llvm::ARMRegisterInfo::getReservedRegs(), and llvm::ARMRegisterInfo::isReservedReg().

unsigned llvm::ARMSubtarget::getStackAlignment

(

)

const [inline]

getStackAlignment - Returns the minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function for this subtarget.

Definition at line 97 of file ARMSubtarget.h.

References stackAlignment.

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Member Data Documentation

ARMArchEnum llvm::ARMSubtarget::ARMArchVersion [protected]

ARMArchVersion - ARM architecture vecrsion: V4T (base), V5T, V5TE, and V6.

Definition at line 31 of file ARMSubtarget.h.

Referenced by hasV4TOps(), hasV5TEOps(), hasV5TOps(), and hasV6Ops().

bool llvm::ARMSubtarget::HasVFP2 [protected]

HasVFP2 - True if the processor supports Vector Floating Point (VFP) V2 instructions.

Definition at line 35 of file ARMSubtarget.h.

Referenced by hasVFP2().

bool llvm::ARMSubtarget::IsThumb [protected]

IsThumb - True if we are in thumb mode, false if in ARM mode.

Definition at line 38 of file ARMSubtarget.h.

Referenced by isThumb().

bool llvm::ARMSubtarget::UseThumbBacktraces [protected]

UseThumbBacktraces - True if we use thumb style backtraces.

Definition at line 41 of file ARMSubtarget.h.

Referenced by ARMSubtarget(), and useThumbBacktraces().

bool llvm::ARMSubtarget::IsR9Reserved [protected]

IsR9Reserved - True if R9 is a not available as general purpose register.

Definition at line 44 of file ARMSubtarget.h.

Referenced by ARMSubtarget(), and isR9Reserved().

unsigned llvm::ARMSubtarget::stackAlignment [protected]

stackAlignment - The minimum alignment known to hold of the stack frame on entry to the function and which must be maintained by every function.

Definition at line 48 of file ARMSubtarget.h.

Referenced by ARMSubtarget(), and getStackAlignment().

enum { ... } llvm::ARMSubtarget::TargetType

Referenced by ARMSubtarget(), llvm::ARMTargetMachine::createTargetAsmInfo(), isTargetDarwin(), and isTargetELF().

enum { ... } llvm::ARMSubtarget::TargetABI

Referenced by ARMSubtarget(), isAAPCS_ABI(), and isAPCS_ABI().

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The documentation for this class was generated from the following files:

• ARMSubtarget.h
• ARMSubtarget.cpp