llvm::LibcallLoweringInfo Class Reference

Tracks which library functions to use for a particular subtarget. More...

#include "llvm/CodeGen/LibcallLoweringInfo.h"

Public Member Functions
LLVM_ABI	LibcallLoweringInfo (const RTLIB::RuntimeLibcallsInfo &RTLCI, const TargetSubtargetInfo &Subtarget)
const RTLIB::RuntimeLibcallsInfo &	getRuntimeLibcallsInfo () const
const char *	getLibcallName (RTLIB::Libcall Call) const
	Get the libcall routine name for the specified libcall.
RTLIB::LibcallImpl	getLibcallImpl (RTLIB::Libcall Call) const
	Return the lowering's selection of implementation call for Call.
void	setLibcallImpl (RTLIB::Libcall Call, RTLIB::LibcallImpl Impl)
	Rename the default libcall routine name for the specified libcall.
CallingConv::ID	getLibcallCallingConv (RTLIB::Libcall Call) const
CallingConv::ID	getLibcallImplCallingConv (RTLIB::LibcallImpl Call) const
	Get the CallingConv that should be used for the specified libcall.
RTLIB::LibcallImpl	getMemcpyImpl () const
	Return a function impl compatible with RTLIB::MEMCPY, or RTLIB::Unsupported if fully unsupported.

Detailed Description

Tracks which library functions to use for a particular subtarget.

Definition at line 23 of file LibcallLoweringInfo.h.

Constructor & Destructor Documentation

LibcallLoweringInfo()

LibcallLoweringInfo::LibcallLoweringInfo	(	const RTLIB::RuntimeLibcallsInfo &	RTLCI,
		const TargetSubtargetInfo &	Subtarget )

Definition at line 17 of file LibcallLoweringInfo.cpp.

References llvm::RTLIB::RuntimeLibcallsInfo::getLibcallFromImpl(), llvm::TargetSubtargetInfo::initLibcallLoweringInfo(), and llvm::RTLIB::libcall_impls().

Member Function Documentation

getLibcallCallingConv()

CallingConv::ID llvm::LibcallLoweringInfo::getLibcallCallingConv ( RTLIB::Libcall Call ) const

inline

Definition at line 58 of file LibcallLoweringInfo.h.

References Call.

getLibcallImpl()

RTLIB::LibcallImpl llvm::LibcallLoweringInfo::getLibcallImpl ( RTLIB::Libcall Call ) const

inline

Return the lowering's selection of implementation call for Call.

Definition at line 47 of file LibcallLoweringInfo.h.

References Call.

Referenced by CreateFailBB(), llvm::ARMSelectionDAGInfo::EmitSpecializedLibcall(), llvm::AArch64SelectionDAGInfo::EmitStreamingCompatibleMemLibCall(), llvm::HexagonSelectionDAGInfo::EmitTargetCodeForMemcpy(), llvm::XCoreSelectionDAGInfo::EmitTargetCodeForMemcpy(), getMemcpyImpl(), getRuntimeCallSDValueHelper(), isDivRemLibcallAvailable(), isSinCosLibcallAvailable(), llvm::SparcTargetLowering::LowerF128Op(), performVselectPowCombine(), and llvm::AArch64GISelUtils::tryEmitBZero().

getLibcallImplCallingConv()

CallingConv::ID llvm::LibcallLoweringInfo::getLibcallImplCallingConv ( RTLIB::LibcallImpl Call ) const

inline

Get the CallingConv that should be used for the specified libcall.

Definition at line 63 of file LibcallLoweringInfo.h.

References Call.

Referenced by llvm::ARMSelectionDAGInfo::EmitSpecializedLibcall(), llvm::AArch64SelectionDAGInfo::EmitStreamingCompatibleMemLibCall(), llvm::HexagonSelectionDAGInfo::EmitTargetCodeForMemcpy(), llvm::XCoreSelectionDAGInfo::EmitTargetCodeForMemcpy(), getRuntimeCallSDValueHelper(), and llvm::SparcTargetLowering::LowerF128Op().

getLibcallName()

const char * llvm::LibcallLoweringInfo::getLibcallName ( RTLIB::Libcall Call ) const

inline

Get the libcall routine name for the specified libcall.

Definition at line 40 of file LibcallLoweringInfo.h.

References Call, llvm::StringRef::data(), and llvm::RTLIB::RuntimeLibcallsInfo::getLibcallImplName().

getMemcpyImpl()

RTLIB::LibcallImpl llvm::LibcallLoweringInfo::getMemcpyImpl ( ) const

inline

Return a function impl compatible with RTLIB::MEMCPY, or RTLIB::Unsupported if fully unsupported.

Definition at line 69 of file LibcallLoweringInfo.h.

References getLibcallImpl().

getRuntimeLibcallsInfo()

const RTLIB::RuntimeLibcallsInfo & llvm::LibcallLoweringInfo::getRuntimeLibcallsInfo ( ) const

inline

Definition at line 34 of file LibcallLoweringInfo.h.

setLibcallImpl()

void llvm::LibcallLoweringInfo::setLibcallImpl ( RTLIB::Libcall Call, RTLIB::LibcallImpl Impl )

inline

Rename the default libcall routine name for the specified libcall.

Definition at line 52 of file LibcallLoweringInfo.h.

References Call.

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

• include/llvm/CodeGen/LibcallLoweringInfo.h
• lib/CodeGen/LibcallLoweringInfo.cpp