LLVM 20.0.0git
Public Member Functions | Static Public Member Functions | List of all members
llvm::sandboxir::UnreachableInst Class Referencefinal

#include "llvm/SandboxIR/SandboxIR.h"

Inheritance diagram for llvm::sandboxir::UnreachableInst:
Inheritance graph
[legend]

Public Member Functions

unsigned getNumSuccessors () const
 
unsigned getUseOperandNo (const Use &Use) const final
 \Returns the operand index of Use.
 
unsigned getNumOfIRInstrs () const final
 This is used by BasicBlock::iterator.
 
- Public Member Functions inherited from llvm::sandboxir::Instruction
virtual unsigned getNumOfIRInstrs () const =0
 This is used by BasicBlock::iterator.
 
BBIterator getIterator () const
 \Returns a BasicBlock::iterator for this Instruction.
 
InstructiongetNextNode () const
 \Returns the next sandboxir::Instruction in the block, or nullptr if at the end of the block.
 
InstructiongetPrevNode () const
 \Returns the previous sandboxir::Instruction in the block, or nullptr if at the beginning of the block.
 
Opcode getOpcode () const
 \Returns this Instruction's opcode.
 
void removeFromParent ()
 Detach this from its parent BasicBlock without deleting it.
 
void eraseFromParent ()
 Detach this Value from its parent and delete it.
 
void insertBefore (Instruction *BeforeI)
 Insert this detached instruction before BeforeI.
 
void insertAfter (Instruction *AfterI)
 Insert this detached instruction after AfterI.
 
void insertInto (BasicBlock *BB, const BBIterator &WhereIt)
 Insert this detached instruction into BB at WhereIt.
 
void moveBefore (BasicBlock &BB, const BBIterator &WhereIt)
 Move this instruction to WhereIt.
 
void moveBefore (Instruction *Before)
 Move this instruction before Before.
 
void moveAfter (Instruction *After)
 Move this instruction after After.
 
BasicBlockgetParent () const
 \Returns the BasicBlock containing this Instruction, or null if it is detached.
 
bool hasNoUnsignedWrap () const
 Determine whether the no signed wrap flag is set.
 
void setHasNoUnsignedWrap (bool B=true)
 Set or clear the nuw flag on this instruction, which must be an operator which supports this flag.
 
bool hasNoSignedWrap () const
 Determine whether the no signed wrap flag is set.
 
void setHasNoSignedWrap (bool B=true)
 Set or clear the nsw flag on this instruction, which must be an operator which supports this flag.
 
bool isFast () const
 Determine whether all fast-math-flags are set.
 
void setFast (bool B)
 Set or clear all fast-math-flags on this instruction, which must be an operator which supports this flag.
 
bool hasAllowReassoc () const
 Determine whether the allow-reassociation flag is set.
 
void setHasAllowReassoc (bool B)
 Set or clear the reassociation flag on this instruction, which must be an operator which supports this flag.
 
bool isExact () const
 Determine whether the exact flag is set.
 
void setIsExact (bool B=true)
 Set or clear the exact flag on this instruction, which must be an operator which supports this flag.
 
bool hasNoNaNs () const
 Determine whether the no-NaNs flag is set.
 
void setHasNoNaNs (bool B)
 Set or clear the no-nans flag on this instruction, which must be an operator which supports this flag.
 
bool hasNoInfs () const
 Determine whether the no-infs flag is set.
 
void setHasNoInfs (bool B)
 Set or clear the no-infs flag on this instruction, which must be an operator which supports this flag.
 
bool hasNoSignedZeros () const
 Determine whether the no-signed-zeros flag is set.
 
void setHasNoSignedZeros (bool B)
 Set or clear the no-signed-zeros flag on this instruction, which must be an operator which supports this flag.
 
bool hasAllowReciprocal () const
 Determine whether the allow-reciprocal flag is set.
 
void setHasAllowReciprocal (bool B)
 Set or clear the allow-reciprocal flag on this instruction, which must be an operator which supports this flag.
 
bool hasAllowContract () const
 Determine whether the allow-contract flag is set.
 
void setHasAllowContract (bool B)
 Set or clear the allow-contract flag on this instruction, which must be an operator which supports this flag.
 
bool hasApproxFunc () const
 Determine whether the approximate-math-functions flag is set.
 
void setHasApproxFunc (bool B)
 Set or clear the approximate-math-functions flag on this instruction, which must be an operator which supports this flag.
 
FastMathFlags getFastMathFlags () const
 Convenience function for getting all the fast-math flags, which must be an operator which supports these flags.
 
void setFastMathFlags (FastMathFlags FMF)
 Convenience function for setting multiple fast-math flags on this instruction, which must be an operator which supports these flags.
 
void copyFastMathFlags (FastMathFlags FMF)
 Convenience function for transferring all fast-math flag values to this instruction, which must be an operator which supports these flags.
 
void dumpOS (raw_ostream &OS) const override
 
- Public Member Functions inherited from llvm::sandboxir::User
virtual op_iterator op_begin ()
 
virtual op_iterator op_end ()
 
virtual const_op_iterator op_begin () const
 
virtual const_op_iterator op_end () const
 
op_range operands ()
 
const_op_range operands () const
 
ValuegetOperand (unsigned OpIdx) const
 
Use getOperandUse (unsigned OpIdx) const
 \Returns the operand edge for OpIdx.
 
virtual unsigned getNumOperands () const
 
virtual void setOperand (unsigned OperandIdx, Value *Operand)
 
bool replaceUsesOfWith (Value *FromV, Value *ToV)
 Replaces any operands that match FromV with ToV.
 
void verify () const override
 Should crash if there is something wrong with the instruction.
 
void dumpCommonHeader (raw_ostream &OS) const final
 
void dumpOS (raw_ostream &OS) const override
 
- Public Member Functions inherited from llvm::sandboxir::Value
virtual ~Value ()=default
 
ClassID getSubclassID () const
 
use_iterator use_begin ()
 
const_use_iterator use_begin () const
 
use_iterator use_end ()
 
const_use_iterator use_end () const
 
iterator_range< use_iteratoruses ()
 
iterator_range< const_use_iteratoruses () const
 
user_iterator user_begin ()
 
user_iterator user_end ()
 
const_user_iterator user_begin () const
 
const_user_iterator user_end () const
 
iterator_range< user_iteratorusers ()
 
iterator_range< const_user_iteratorusers () const
 
unsigned getNumUses () const
 \Returns the number of user edges (not necessarily to unique users).
 
bool hasNUsesOrMore (unsigned Num) const
 Return true if this value has N uses or more.
 
bool hasNUses (unsigned Num) const
 Return true if this Value has exactly N uses.
 
TypegetType () const
 
ContextgetContext () const
 
void replaceUsesWithIf (Value *OtherV, llvm::function_ref< bool(const Use &)> ShouldReplace)
 
void replaceAllUsesWith (Value *Other)
 
StringRef getName () const
 \Returns the LLVM IR name of the bottom-most LLVM value.
 
virtual void verify () const =0
 Should crash if there is something wrong with the instruction.
 
std::string getUid () const
 Returns the unique id in the form 'SB<number>.' like 'SB1.'.
 
virtual void dumpCommonHeader (raw_ostream &OS) const
 
void dumpCommonFooter (raw_ostream &OS) const
 
void dumpCommonPrefix (raw_ostream &OS) const
 
void dumpCommonSuffix (raw_ostream &OS) const
 
void printAsOperandCommon (raw_ostream &OS) const
 
virtual void dumpOS (raw_ostream &OS) const =0
 
LLVM_DUMP_METHOD void dump () const
 

Static Public Member Functions

static UnreachableInstcreate (Instruction *InsertBefore, Context &Ctx)
 
static UnreachableInstcreate (BasicBlock *InsertAtEnd, Context &Ctx)
 
static bool classof (const Value *From)
 
- Static Public Member Functions inherited from llvm::sandboxir::Instruction
static const chargetOpcodeName (Opcode Opc)
 
static bool classof (const sandboxir::Value *From)
 For isa/dyn_cast.
 
- Static Public Member Functions inherited from llvm::sandboxir::User
static bool classof (const Value *From)
 For isa/dyn_cast.
 

Additional Inherited Members

- Public Types inherited from llvm::sandboxir::Instruction
enum class  Opcode { OP , OPCODES , DEF_INSTR }
 
- Public Types inherited from llvm::sandboxir::User
using op_iterator = OperandUseIterator
 
using const_op_iterator = OperandUseIterator
 
using op_range = iterator_range< op_iterator >
 
using const_op_range = iterator_range< const_op_iterator >
 
- Public Types inherited from llvm::sandboxir::Value
enum class  ClassID : unsigned { DEF_VALUE , DEF_USER , DEF_INSTR }
 
using use_iterator = UserUseIterator
 
using const_use_iterator = UserUseIterator
 
using user_iterator = mapped_iterator< sandboxir::UserUseIterator, UseToUser >
 
using const_user_iterator = user_iterator
 
- Protected Member Functions inherited from llvm::sandboxir::Instruction
 Instruction (ClassID ID, Opcode Opc, llvm::Instruction *I, sandboxir::Context &SBCtx)
 
llvm::InstructiongetTopmostLLVMInstruction () const
 A SandboxIR Instruction may map to multiple LLVM IR Instruction.
 
virtual SmallVector< llvm::Instruction *, 1 > getLLVMInstrs () const =0
 \Returns the LLVM IR Instructions that this SandboxIR maps to in program order.
 
- Protected Member Functions inherited from llvm::sandboxir::User
 User (ClassID ID, llvm::Value *V, Context &Ctx)
 
Use getOperandUseDefault (unsigned OpIdx, bool Verify) const
 \Returns the Use edge that corresponds to OpIdx.
 
virtual Use getOperandUseInternal (unsigned OpIdx, bool Verify) const =0
 \Returns the Use for the OpIdx'th operand.
 
unsigned getUseOperandNoDefault (const Use &Use) const
 The default implementation works only for single-LLVMIR-instruction Users and only if they match exactly the LLVM instruction.
 
virtual unsigned getUseOperandNo (const Use &Use) const =0
 \Returns the operand index of Use.
 
void swapOperandsInternal (unsigned OpIdxA, unsigned OpIdxB)
 
void verifyUserOfLLVMUse (const llvm::Use &Use) const
 
- Protected Member Functions inherited from llvm::sandboxir::Value
void clearValue ()
 
 Value (ClassID SubclassID, llvm::Value *Val, Context &Ctx)
 
 Value (const Value &)=delete
 Disable copies.
 
Valueoperator= (const Value &)=delete
 
- Static Protected Member Functions inherited from llvm::sandboxir::Value
static const chargetSubclassIDStr (ClassID ID)
 
- Protected Attributes inherited from llvm::sandboxir::Instruction
Opcode Opc
 
- Protected Attributes inherited from llvm::sandboxir::Value
ClassID SubclassID
 For isa/dyn_cast.
 
unsigned UID
 A unique ID used for forming the name (used for debugging).
 
llvm::ValueVal = nullptr
 The LLVM Value that corresponds to this SandboxIR Value.
 
ContextCtx
 All values point to the context.
 

Detailed Description

Definition at line 1053 of file SandboxIR.h.

Member Function Documentation

◆ classof()

bool UnreachableInst::classof ( const Value From)
static

Definition at line 800 of file SandboxIR.cpp.

References From.

◆ create() [1/2]

UnreachableInst * UnreachableInst::create ( BasicBlock InsertAtEnd,
Context Ctx 
)
static

◆ create() [2/2]

UnreachableInst * UnreachableInst::create ( Instruction InsertBefore,
Context Ctx 
)
static

◆ getNumOfIRInstrs()

unsigned llvm::sandboxir::UnreachableInst::getNumOfIRInstrs ( ) const
inlinefinalvirtual

This is used by BasicBlock::iterator.

Implements llvm::sandboxir::Instruction.

Definition at line 1073 of file SandboxIR.h.

◆ getNumSuccessors()

unsigned llvm::sandboxir::UnreachableInst::getNumSuccessors ( ) const
inline

Definition at line 1069 of file SandboxIR.h.

◆ getUseOperandNo()

unsigned llvm::sandboxir::UnreachableInst::getUseOperandNo ( const Use Use) const
inlinefinalvirtual

\Returns the operand index of Use.

Implements llvm::sandboxir::User.

Definition at line 1070 of file SandboxIR.h.

References llvm_unreachable.


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