llvm::UnwindOpcodeAssembler Class Reference

#include <ARMUnwindOpAsm.h>

List of all members.

Public Member Functions
	UnwindOpcodeAssembler ()
void	Reset ()
	Reset the unwind opcode assembler.
void	setPersonality (const MCSymbol *Per)
	Set the personality.
void	EmitRegSave (uint32_t RegSave)
	Emit unwind opcodes for .save directives.
void	EmitVFPRegSave (uint32_t VFPRegSave)
	Emit unwind opcodes for .vsave directives.
void	EmitSetSP (uint16_t Reg)
	Emit unwind opcodes to copy address from source register to $sp.
void	EmitSPOffset (int64_t Offset)
	Emit unwind opcodes to add $sp with an offset.
void	EmitRaw (const SmallVectorImpl< uint8_t > &Opcodes)
	Emit unwind raw opcodes.
void	Finalize (unsigned &PersonalityIndex, SmallVectorImpl< uint8_t > &Result)
	Finalize the unwind opcode sequence for EmitBytes()

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Detailed Description

Definition at line 26 of file ARMUnwindOpAsm.h.

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Constructor & Destructor Documentation

llvm::UnwindOpcodeAssembler::UnwindOpcodeAssembler

(

)

[inline]

Definition at line 33 of file ARMUnwindOpAsm.h.

References llvm::SmallVectorTemplateBase< T, isPodLike >::push_back().

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Member Function Documentation

void llvm::UnwindOpcodeAssembler::EmitRaw

(

const SmallVectorImpl< uint8_t > &

Opcodes

)

[inline]

Emit unwind raw opcodes.

Definition at line 64 of file ARMUnwindOpAsm.h.

References llvm::SmallVectorTemplateCommon< T, typename >::back(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::SmallVectorImpl< T >::insert(), llvm::SmallVectorTemplateBase< T, isPodLike >::push_back(), and llvm::SmallVectorTemplateCommon< T, typename >::size().

void UnwindOpcodeAssembler::EmitRegSave

(

uint32_t

RegSave

)

Emit unwind opcodes for .save directives.

Definition at line 65 of file ARMUnwindOpAsm.cpp.

References llvm::tgtok::Bit, llvm::ARM::EHABI::UNWIND_OPCODE_POP_REG_MASK, llvm::ARM::EHABI::UNWIND_OPCODE_POP_REG_MASK_R4, llvm::ARM::EHABI::UNWIND_OPCODE_POP_REG_RANGE_R4, and llvm::ARM::EHABI::UNWIND_OPCODE_POP_REG_RANGE_R4_R14.

void UnwindOpcodeAssembler::EmitSetSP

(

uint16_t

Reg

)

Emit unwind opcodes to copy address from source register to $sp.

Definition at line 156 of file ARMUnwindOpAsm.cpp.

References llvm::ARM::EHABI::UNWIND_OPCODE_SET_VSP.

void UnwindOpcodeAssembler::EmitSPOffset

(

int64_t

Offset

)

Emit unwind opcodes to add $sp with an offset.

Definition at line 161 of file ARMUnwindOpAsm.cpp.

References llvm::encodeULEB128(), llvm::ARM::EHABI::UNWIND_OPCODE_DEC_VSP, llvm::ARM::EHABI::UNWIND_OPCODE_INC_VSP, and llvm::ARM::EHABI::UNWIND_OPCODE_INC_VSP_ULEB128.

void UnwindOpcodeAssembler::EmitVFPRegSave

(

uint32_t

VFPRegSave

)

Emit unwind opcodes for .vsave directives.

Definition at line 107 of file ARMUnwindOpAsm.cpp.

References llvm::tgtok::Bit, llvm::ARM::EHABI::UNWIND_OPCODE_POP_VFP_REG_RANGE_FSTMFDD, and llvm::ARM::EHABI::UNWIND_OPCODE_POP_VFP_REG_RANGE_FSTMFDD_D16.

void UnwindOpcodeAssembler::Finalize	(	unsigned &	PersonalityIndex,
		SmallVectorImpl< uint8_t > &	Result
	)

Finalize the unwind opcode sequence for EmitBytes()

Definition at line 184 of file ARMUnwindOpAsm.cpp.

References llvm::ARM::EHABI::AEABI_UNWIND_CPP_PR0, llvm::ARM::EHABI::AEABI_UNWIND_CPP_PR1, llvm::sys::path::end(), llvm::ARM::EHABI::NUM_PERSONALITY_INDEX, Reset(), llvm::SmallVectorImpl< T >::resize(), and llvm::SmallVectorTemplateCommon< T, typename >::size().

void llvm::UnwindOpcodeAssembler::Reset

(

)

[inline]

Reset the unwind opcode assembler.

Definition at line 39 of file ARMUnwindOpAsm.h.

References llvm::SmallVectorImpl< T >::clear(), and llvm::SmallVectorTemplateBase< T, isPodLike >::push_back().

Referenced by Finalize().

void llvm::UnwindOpcodeAssembler::setPersonality

(

const MCSymbol *

Per

)

[inline]

Set the personality.

Definition at line 47 of file ARMUnwindOpAsm.h.

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

• ARMUnwindOpAsm.h
• ARMUnwindOpAsm.cpp