Classes
class	ConcreteSortRegion

class	SortRegion

class	SortRegionInfo

Enumerations
enum	EventTag { CPP_EXCEPTION = 0, C_LONGJMP = 1 }

enum	Fixups { fixup_sleb128_i32 = FirstTargetFixupKind, fixup_sleb128_i64, fixup_uleb128_i32, fixup_uleb128_i64, LastTargetFixupKind, NumTargetFixupKinds = LastTargetFixupKind - FirstTargetFixupKind }

enum	OperandType { OPERAND_BASIC_BLOCK = MCOI::OPERAND_FIRST_TARGET, OPERAND_LOCAL, OPERAND_GLOBAL, OPERAND_I32IMM, OPERAND_I64IMM, OPERAND_F32IMM, OPERAND_F64IMM, OPERAND_VEC_I8IMM, OPERAND_VEC_I16IMM, OPERAND_VEC_I32IMM, OPERAND_VEC_I64IMM, OPERAND_FUNCTION32, OPERAND_OFFSET32, OPERAND_OFFSET64, OPERAND_P2ALIGN, OPERAND_SIGNATURE, OPERAND_TYPEINDEX, OPERAND_EVENT, OPERAND_BRLIST, OPERAND_TABLE, OPERAND_HEAPTYPE }

enum	BlockType : unsigned { BlockType::Invalid = 0x00, BlockType::Void = 0x40, BlockType::I32 = unsigned(wasm::ValType::I32), BlockType::I64 = unsigned(wasm::ValType::I64), BlockType::F32 = unsigned(wasm::ValType::F32), BlockType::F64 = unsigned(wasm::ValType::F64), BlockType::V128 = unsigned(wasm::ValType::V128), BlockType::Externref = unsigned(wasm::ValType::EXTERNREF), BlockType::Funcref = unsigned(wasm::ValType::FUNCREF), BlockType::Multivalue = 0xffff }
	Used as immediate MachineOperands for block signatures. More...

enum	HeapType : unsigned { HeapType::Invalid = 0x00, HeapType::Externref = unsigned(wasm::ValType::EXTERNREF), HeapType::Funcref = unsigned(wasm::ValType::FUNCREF) }
	Used as immediate MachineOperands for heap types, e.g. for ref.null. More...

enum	WasmAddressSpace : unsigned { WASM_ADDRESS_SPACE_DEFAULT = 0, WASM_ADDRESS_SPACE_WASM_VAR = 1 }

enum	TargetIndex { TI_LOCAL, TI_GLOBAL_FIXED, TI_OPERAND_STACK, TI_GLOBAL_RELOC, TI_LOCAL_INDIRECT }

Functions
unsigned	GetDefaultP2AlignAny (unsigned Opc)
	Return the default p2align value for a load or store with the given opcode. More...

unsigned	GetDefaultP2Align (unsigned Opc)

bool	isArgument (unsigned Opc)

bool	isCopy (unsigned Opc)

bool	isTee (unsigned Opc)

bool	isCallDirect (unsigned Opc)

bool	isCallIndirect (unsigned Opc)

bool	isBrTable (const MachineInstr &MI)

bool	isMarker (unsigned Opc)

bool	isCatch (unsigned Opc)

int	getStackOpcode (unsigned short Opcode)

int	getWasm64Opcode (unsigned short Opcode)

Optional< wasm::ValType >	parseType (StringRef Type)

HeapType	parseHeapType (StringRef Type)

BlockType	parseBlockType (StringRef Type)

MVT	parseMVT (StringRef Type)

const char *	anyTypeToString (unsigned Type)

const char *	typeToString (wasm::ValType Type)

std::string	typeListToString (ArrayRef< wasm::ValType > List)

std::string	signatureToString (const wasm::WasmSignature *Sig)

wasm::ValType	toValType (MVT Type)

bool	isDefaultAddressSpace (unsigned AS)

bool	isWasmVarAddressSpace (unsigned AS)

bool	isValidAddressSpace (unsigned AS)

bool	isChild (const MachineInstr &MI, const WebAssemblyFunctionInfo &MFI)
	Test whether MI is a child of some other node in an expression tree. More...

bool	mayThrow (const MachineInstr &MI)

const MachineOperand &	getCalleeOp (const MachineInstr &MI)
	Returns the operand number of a callee, assuming the argument is a call instruction. More...

MCSymbolWasm *	getOrCreateFunctionTableSymbol (MCContext &Ctx, const WebAssemblySubtarget *Subtarget)
	Returns the __indirect_function_table, for use in call_indirect and in function bitcasts. More...

MachineInstr *	findCatch (MachineBasicBlock *EHPad)
	Find a catch instruction from an EH pad. More...

int16_t	getNamedOperandIdx (uint16_t Opcode, uint16_t NamedIndex)

FastISel *	createFastISel (FunctionLoweringInfo &funcInfo, const TargetLibraryInfo *libInfo)

Variables
static const unsigned	Nop = 0x01
	Instruction opcodes emitted via means other than CodeGen. More...

static const unsigned	End = 0x0b

const char *const	ClangCallTerminateFn

const char *const	CxaBeginCatchFn = "__cxa_begin_catch"

const char *const	CxaRethrowFn = "__cxa_rethrow"

const char *const	StdTerminateFn = "_ZSt9terminatev"

const char *const	PersonalityWrapperFn

Enumeration Type Documentation

◆ BlockType

enum llvm::WebAssembly::BlockType : unsigned

strong

Used as immediate MachineOperands for block signatures.

Enumerator
Invalid
Void
I32
I64
F32
F64
V128
Externref
Funcref
Multivalue

Definition at line 26 of file WebAssemblyTypeUtilities.h.

◆ EventTag

enum llvm::WebAssembly::EventTag

Enumerator
CPP_EXCEPTION
C_LONGJMP

Definition at line 27 of file WasmEHFuncInfo.h.

◆ Fixups

enum llvm::WebAssembly::Fixups

Enumerator
fixup_sleb128_i32
fixup_sleb128_i64
fixup_uleb128_i32
fixup_uleb128_i64
LastTargetFixupKind
NumTargetFixupKinds

Definition at line 16 of file WebAssemblyFixupKinds.h.

◆ HeapType

enum llvm::WebAssembly::HeapType : unsigned

strong

Used as immediate MachineOperands for heap types, e.g. for ref.null.

Enumerator
Invalid
Externref
Funcref

Definition at line 45 of file WebAssemblyTypeUtilities.h.

◆ OperandType

enum llvm::WebAssembly::OperandType

Enumerator
OPERAND_BASIC_BLOCK	Basic block label in a branch construct.
OPERAND_LOCAL	Local index.
OPERAND_GLOBAL	Global index.
OPERAND_I32IMM	32-bit integer immediates.
OPERAND_I64IMM	64-bit integer immediates.
OPERAND_F32IMM	32-bit floating-point immediates.
OPERAND_F64IMM	64-bit floating-point immediates.
OPERAND_VEC_I8IMM	8-bit vector lane immediate
OPERAND_VEC_I16IMM	16-bit vector lane immediate
OPERAND_VEC_I32IMM	32-bit vector lane immediate
OPERAND_VEC_I64IMM	64-bit vector lane immediate
OPERAND_FUNCTION32	32-bit unsigned function indices.
OPERAND_OFFSET32	32-bit unsigned memory offsets.
OPERAND_OFFSET64	64-bit unsigned memory offsets.
OPERAND_P2ALIGN	p2align immediate for load and store address alignment.
OPERAND_SIGNATURE	signature immediate for block/loop.
OPERAND_TYPEINDEX	type signature immediate for call_indirect.
OPERAND_EVENT	Event index.
OPERAND_BRLIST	A list of branch targets for br_list.
OPERAND_TABLE	32-bit unsigned table number.
OPERAND_HEAPTYPE	heap type immediate for ref.null.

Definition at line 40 of file WebAssemblyMCTargetDesc.h.

◆ TargetIndex

enum llvm::WebAssembly::TargetIndex

Enumerator
TI_LOCAL
TI_GLOBAL_FIXED
TI_OPERAND_STACK
TI_GLOBAL_RELOC
TI_LOCAL_INDIRECT

Definition at line 85 of file WebAssembly.h.

◆ WasmAddressSpace

enum llvm::WebAssembly::WasmAddressSpace : unsigned

Enumerator
WASM_ADDRESS_SPACE_DEFAULT
WASM_ADDRESS_SPACE_WASM_VAR

Definition at line 31 of file WebAssemblyUtilities.h.

Function Documentation

◆ anyTypeToString()

const char * llvm::WebAssembly::anyTypeToString ( unsigned Type )

Definition at line 79 of file WebAssemblyTypeUtilities.cpp.

References llvm::wasm::WASM_TYPE_EXTERNREF, llvm::wasm::WASM_TYPE_F32, llvm::wasm::WASM_TYPE_F64, llvm::wasm::WASM_TYPE_FUNC, llvm::wasm::WASM_TYPE_FUNCREF, llvm::wasm::WASM_TYPE_I32, llvm::wasm::WASM_TYPE_I64, llvm::wasm::WASM_TYPE_NORESULT, and llvm::wasm::WASM_TYPE_V128.

Referenced by llvm::WebAssemblyInstPrinter::printWebAssemblySignatureOperand(), and typeToString().

◆ createFastISel()

FastISel * llvm::WebAssembly::createFastISel	(	FunctionLoweringInfo &	funcInfo,
		const TargetLibraryInfo *	libInfo
	)

Definition at line 1430 of file WebAssemblyFastISel.cpp.

◆ findCatch()

MachineInstr * llvm::WebAssembly::findCatch ( MachineBasicBlock * EHPad )

Find a catch instruction from an EH pad.

Returns null if no catch instruction found or the catch is in an invalid location.

Definition at line 120 of file WebAssemblyUtilities.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::MachineBasicBlock::end(), isCatch(), llvm::MachineBasicBlock::isEHPad(), and isMarker().

◆ getCalleeOp()

const MachineOperand & llvm::WebAssembly::getCalleeOp ( const MachineInstr & MI )

Returns the operand number of a callee, assuming the argument is a call instruction.

Definition at line 83 of file WebAssemblyUtilities.cpp.

References llvm::AArch64ISD::CALL, llvm_unreachable, and MI.

Referenced by mayThrow(), and queryCallee().

◆ GetDefaultP2Align()

unsigned llvm::WebAssembly::GetDefaultP2Align ( unsigned Opc )

inline

Definition at line 266 of file WebAssemblyMCTargetDesc.h.

References Align, GetDefaultP2AlignAny(), and llvm_unreachable.

Referenced by llvm::WebAssemblyInstPrinter::printWebAssemblyP2AlignOperand(), and rewriteP2Align().

◆ GetDefaultP2AlignAny()

unsigned llvm::WebAssembly::GetDefaultP2AlignAny ( unsigned Opc )

inline

Return the default p2align value for a load or store with the given opcode.

Definition at line 137 of file WebAssemblyMCTargetDesc.h.

References WASM_LOAD_STORE.

Referenced by GetDefaultP2Align().

◆ getNamedOperandIdx()

int16_t llvm::WebAssembly::getNamedOperandIdx	(	uint16_t	Opcode,
		uint16_t	NamedIndex
	)

Referenced by llvm::WebAssemblyRegisterInfo::eliminateFrameIndex().

◆ getOrCreateFunctionTableSymbol()

MCSymbolWasm * llvm::WebAssembly::getOrCreateFunctionTableSymbol	(	MCContext &	Ctx,
		const WebAssemblySubtarget *	Subtarget
	)

Returns the __indirect_function_table, for use in call_indirect and in function bitcasts.

Definition at line 100 of file WebAssemblyUtilities.cpp.

References llvm::MCContext::getOrCreateSymbol(), llvm::WebAssemblySubtarget::hasReferenceTypes(), llvm::MCSymbolWasm::isFunctionTable(), llvm::MCContext::lookupSymbol(), llvm::MCContext::reportError(), llvm::MCSymbolWasm::setFunctionTable(), llvm::MCSymbolWasm::setOmitFromLinkingSection(), and llvm::MCSymbol::setUndefined().

Referenced by llvm::WebAssemblyAsmPrinter::emitEndOfAsmFile(), and LowerCallResults().

◆ getStackOpcode()

int llvm::WebAssembly::getStackOpcode ( unsigned short Opcode )

Referenced by removeRegisterOperands().

◆ getWasm64Opcode()

int llvm::WebAssembly::getWasm64Opcode ( unsigned short Opcode )

◆ isArgument()

bool llvm::WebAssembly::isArgument ( unsigned Opc )

inline

Definition at line 274 of file WebAssemblyMCTargetDesc.h.

Referenced by llvm::WebAssemblyFrameLowering::emitPrologue(), and hasArgumentDef().

◆ isBrTable()

bool llvm::WebAssembly::isBrTable ( const MachineInstr & MI )

inline

Definition at line 374 of file WebAssemblyMCTargetDesc.h.

References MI.

◆ isCallDirect()

bool llvm::WebAssembly::isCallDirect ( unsigned Opc )

inline

Definition at line 350 of file WebAssemblyMCTargetDesc.h.

References llvm::AArch64ISD::CALL.

◆ isCallIndirect()

bool llvm::WebAssembly::isCallIndirect ( unsigned Opc )

inline

Definition at line 362 of file WebAssemblyMCTargetDesc.h.

Referenced by llvm::WebAssemblyMCInstLower::lower(), and mayThrow().

◆ isCatch()

bool llvm::WebAssembly::isCatch ( unsigned Opc )

inline

Definition at line 406 of file WebAssemblyMCTargetDesc.h.

Referenced by findCatch(), and isSafeToMove().

◆ isChild()

bool llvm::WebAssembly::isChild	(	const MachineInstr &	MI,
		const WebAssemblyFunctionInfo &	MFI
	)

Test whether MI is a child of some other node in an expression tree.

Definition at line 28 of file WebAssemblyUtilities.cpp.

References llvm::MachineOperand::getReg(), llvm::MachineOperand::isDef(), llvm::MachineOperand::isImplicit(), llvm::MachineOperand::isReg(), llvm::Register::isVirtualRegister(), llvm::WebAssemblyFunctionInfo::isVRegStackified(), MI, and Reg.

◆ isCopy()

bool llvm::WebAssembly::isCopy ( unsigned Opc )

inline

Definition at line 306 of file WebAssemblyMCTargetDesc.h.

◆ isDefaultAddressSpace()

bool llvm::WebAssembly::isDefaultAddressSpace ( unsigned AS )

inline

Definition at line 41 of file WebAssemblyUtilities.h.

References WASM_ADDRESS_SPACE_DEFAULT.

Referenced by isValidAddressSpace().

◆ isMarker()

bool llvm::WebAssembly::isMarker ( unsigned Opc )

inline

Definition at line 386 of file WebAssemblyMCTargetDesc.h.

References llvm::bitc::END_BLOCK, and llvm::AMDGPUISD::LOOP.

Referenced by findCatch().

◆ isTee()

bool llvm::WebAssembly::isTee ( unsigned Opc )

inline

Definition at line 328 of file WebAssemblyMCTargetDesc.h.

Referenced by unstackifyVRegsUsedInSplitBB().

◆ isValidAddressSpace()

bool llvm::WebAssembly::isValidAddressSpace ( unsigned AS )

inline

Definition at line 47 of file WebAssemblyUtilities.h.

References isDefaultAddressSpace(), and isWasmVarAddressSpace().

◆ isWasmVarAddressSpace()

bool llvm::WebAssembly::isWasmVarAddressSpace ( unsigned AS )

inline

Definition at line 44 of file WebAssemblyUtilities.h.

References WASM_ADDRESS_SPACE_WASM_VAR.

Referenced by llvm::WebAssemblyAsmPrinter::emitEndOfAsmFile(), llvm::WebAssemblyAsmPrinter::emitGlobalVariable(), isValidAddressSpace(), and IsWebAssemblyGlobal().

◆ mayThrow()

bool llvm::WebAssembly::mayThrow ( const MachineInstr & MI )

Definition at line 39 of file WebAssemblyUtilities.cpp.

References assert(), CxaBeginCatchFn, F, getCalleeOp(), llvm::MachineOperand::getGlobal(), llvm::MachineOperand::getSymbolName(), isCallIndirect(), llvm::MachineOperand::isGlobal(), llvm::MachineOperand::isSymbol(), MI, PersonalityWrapperFn, and StdTerminateFn.

◆ parseBlockType()

WebAssembly::BlockType llvm::WebAssembly::parseBlockType ( StringRef Type )

Definition at line 47 of file WebAssemblyTypeUtilities.cpp.

References llvm::StringSwitch< T, R >::Case(), llvm::StringSwitch< T, R >::Default(), Externref, F32, F64, Funcref, I32, I64, Invalid, V128, and Void.

◆ parseHeapType()

WebAssembly::HeapType llvm::WebAssembly::parseHeapType ( StringRef Type )

Definition at line 40 of file WebAssemblyTypeUtilities.cpp.

References llvm::StringSwitch< T, R >::Case(), llvm::StringSwitch< T, R >::Default(), Externref, Funcref, and Invalid.

◆ parseMVT()

MVT llvm::WebAssembly::parseMVT ( StringRef Type )

Definition at line 61 of file WebAssemblyTypeUtilities.cpp.

References llvm::StringSwitch< T, R >::Case(), llvm::StringSwitch< T, R >::Default(), llvm::MVT::externref, llvm::MVT::f32, llvm::MVT::f64, llvm::MVT::funcref, llvm::MVT::i32, llvm::MVT::i64, llvm::MVT::INVALID_SIMPLE_VALUE_TYPE, llvm::MVT::v16i8, llvm::MVT::v2i64, llvm::MVT::v4i32, and llvm::MVT::v8i16.

Referenced by llvm::WebAssemblyFunctionInfo::initializeBaseYamlFields().

◆ parseType()

Optional< wasm::ValType > llvm::WebAssembly::parseType ( StringRef Type )

Definition at line 19 of file WebAssemblyTypeUtilities.cpp.

References llvm::wasm::EXTERNREF, llvm::wasm::F32, llvm::wasm::F64, llvm::wasm::FUNCREF, llvm::wasm::I32, llvm::wasm::I64, and llvm::wasm::V128.

◆ signatureToString()

std::string llvm::WebAssembly::signatureToString ( const wasm::WasmSignature * Sig )

Definition at line 118 of file WebAssemblyTypeUtilities.cpp.

References llvm::wasm::WasmSignature::Params, llvm::wasm::WasmSignature::Returns, S, and typeListToString().

Referenced by llvm::WebAssemblyTargetAsmStreamer::emitFunctionType(), llvm::WebAssemblyAsmPrinter::getMCSymbolForFunction(), llvm::WebAssemblyInstPrinter::printOperand(), and llvm::WebAssemblyInstPrinter::printWebAssemblySignatureOperand().

◆ toValType()

wasm::ValType llvm::WebAssembly::toValType ( MVT Type )

Definition at line 127 of file WebAssemblyTypeUtilities.cpp.

References llvm::MVT::externref, llvm::wasm::EXTERNREF, llvm::MVT::f32, llvm::wasm::F32, llvm::MVT::f64, llvm::wasm::F64, llvm::MVT::funcref, llvm::wasm::FUNCREF, llvm::MVT::i32, llvm::wasm::I32, llvm::MVT::i64, llvm::wasm::I64, llvm_unreachable, llvm::wasm::V128, llvm::MVT::v16i8, llvm::MVT::v2f64, llvm::MVT::v2i64, llvm::MVT::v4f32, llvm::MVT::v4i32, and llvm::MVT::v8i16.

Referenced by llvm::WebAssemblyAsmPrinter::emitGlobalVariable(), and llvm::valTypesFromMVTs().

◆ typeListToString()

std::string llvm::WebAssembly::typeListToString ( ArrayRef< wasm::ValType > List )

Definition at line 108 of file WebAssemblyTypeUtilities.cpp.

References List, S, and typeToString().

Referenced by llvm::WebAssemblyTargetAsmStreamer::emitEventType(), and signatureToString().

◆ typeToString()

const char * llvm::WebAssembly::typeToString ( wasm::ValType Type )

Definition at line 104 of file WebAssemblyTypeUtilities.cpp.

References anyTypeToString().

Referenced by llvm::WebAssemblyTargetAsmStreamer::emitGlobalType(), llvm::WebAssemblyTargetAsmStreamer::emitTableType(), printTypes(), and typeListToString().

Variable Documentation

◆ ClangCallTerminateFn

const char* const llvm::WebAssembly::ClangCallTerminateFn

◆ CxaBeginCatchFn

const char *const llvm::WebAssembly::CxaBeginCatchFn = "__cxa_begin_catch"

Definition at line 21 of file WebAssemblyUtilities.cpp.

Referenced by mayThrow().

◆ CxaRethrowFn

const char *const llvm::WebAssembly::CxaRethrowFn = "__cxa_rethrow"

Definition at line 22 of file WebAssemblyUtilities.cpp.

◆ End

const unsigned llvm::WebAssembly::End = 0x0b

static

Definition at line 134 of file WebAssemblyMCTargetDesc.h.

◆ Nop

const unsigned llvm::WebAssembly::Nop = 0x01

static

Instruction opcodes emitted via means other than CodeGen.

Definition at line 133 of file WebAssemblyMCTargetDesc.h.

Referenced by avoidZeroOffsetLandingPad(), llvm::AsmPrinter::emitNops(), llvm::X86InstrInfo::getNop(), llvm::PPCInstrInfo::getNop(), and llvm::HexagonMCInstrInfo::padEndloop().

◆ PersonalityWrapperFn

const char *const llvm::WebAssembly::PersonalityWrapperFn

Initial value:

=

"_Unwind_Wasm_CallPersonality"

Definition at line 24 of file WebAssemblyUtilities.cpp.

Referenced by mayThrow().

◆ StdTerminateFn

const char *const llvm::WebAssembly::StdTerminateFn = "_ZSt9terminatev"

Definition at line 23 of file WebAssemblyUtilities.cpp.

Referenced by mayThrow().

Classes

Enumerations

Functions

Variables

Enumeration Type Documentation

◆ BlockType

◆ EventTag

◆ Fixups

◆ HeapType

◆ OperandType

◆ TargetIndex

◆ WasmAddressSpace

Function Documentation

◆ anyTypeToString()

◆ createFastISel()

◆ findCatch()

◆ getCalleeOp()

◆ GetDefaultP2Align()

◆ GetDefaultP2AlignAny()

◆ getNamedOperandIdx()

◆ getOrCreateFunctionTableSymbol()

◆ getStackOpcode()

◆ getWasm64Opcode()

◆ isArgument()

◆ isBrTable()

◆ isCallDirect()

◆ isCallIndirect()

◆ isCatch()

◆ isChild()

◆ isCopy()

◆ isDefaultAddressSpace()

◆ isMarker()

◆ isTee()

◆ isValidAddressSpace()

◆ isWasmVarAddressSpace()

◆ mayThrow()

◆ parseBlockType()

◆ parseHeapType()

◆ parseMVT()

◆ parseType()

◆ signatureToString()

◆ toValType()

◆ typeListToString()

◆ typeToString()

Variable Documentation

◆ ClangCallTerminateFn

◆ CxaBeginCatchFn

◆ CxaRethrowFn

◆ End

◆ Nop

◆ PersonalityWrapperFn

◆ StdTerminateFn