LLVM API Documentation

llvm::LoadInst Class Reference

#include <Instructions.h>

Inheritance diagram for llvm::LoadInst:

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Collaboration diagram for llvm::LoadInst:

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List of all members.

Public Member Functions

 LoadInst (Value *Ptr, const std::string &Name, Instruction *InsertBefore)
 LoadInst (Value *Ptr, const std::string &Name, BasicBlock *InsertAtEnd)
 LoadInst (Value *Ptr, const std::string &Name="", bool isVolatile=false, Instruction *InsertBefore=0)
 LoadInst (Value *Ptr, const std::string &Name, bool isVolatile, BasicBlock *InsertAtEnd)
bool isVolatile () const
void setVolatile (bool V)
virtual LoadInst * clone () const
virtual bool mayWriteToMemory () const
Value * getPointerOperand ()
const Value * getPointerOperand () const

Static Public Member Functions

static unsigned getPointerOperandIndex ()
static bool classof (const LoadInst *)
static bool classof (const Instruction *I)
 Methods for support type inquiry through isa, cast, and dyn_cast:.
static bool classof (const Value *V)

Detailed Description

LoadInst - an instruction for reading from memory. This uses the SubclassData field in Value to store whether or not the load is volatile.

Definition at line 198 of file Instructions.h.


Constructor & Destructor Documentation

LoadInst::LoadInst ( Value *  Ptr,
const std::string &  Name,
Instruction *  InsertBefore 
)

Definition at line 563 of file Instructions.cpp.

References setVolatile().

LoadInst::LoadInst ( Value *  Ptr,
const std::string &  Name,
BasicBlock *  InsertAtEnd 
)

Definition at line 570 of file Instructions.cpp.

References setVolatile().

LoadInst::LoadInst ( Value *  Ptr,
const std::string &  Name = "",
bool  isVolatile = false,
Instruction *  InsertBefore = 0 
)

Definition at line 577 of file Instructions.cpp.

References setVolatile().

LoadInst::LoadInst ( Value *  Ptr,
const std::string &  Name,
bool  isVolatile,
BasicBlock *  InsertAtEnd 
)

Definition at line 585 of file Instructions.cpp.

References setVolatile().


Member Function Documentation

static bool llvm::LoadInst::classof ( const Value *  V  )  [inline, static]

Reimplemented from llvm::Instruction.

Definition at line 238 of file Instructions.h.

References classof(), and V.

static bool llvm::LoadInst::classof ( const Instruction *  I  )  [inline, static]

Methods for support type inquiry through isa, cast, and dyn_cast:.

Reimplemented from llvm::Instruction.

Definition at line 235 of file Instructions.h.

References llvm::Instruction::getOpcode(), and llvm::Instruction::Load.

static bool llvm::LoadInst::classof ( const LoadInst *   )  [inline, static]

Definition at line 234 of file Instructions.h.

Referenced by classof().

LoadInst * LoadInst::clone (  )  const [virtual]

clone() - Create a copy of 'this' instruction that is identical in all ways except the following: The instruction has no parent The instruction has no name

Implements llvm::Instruction.

Definition at line 1273 of file Instructions.cpp.

const Value* llvm::LoadInst::getPointerOperand (  )  const [inline]

Definition at line 230 of file Instructions.h.

References llvm::UnaryInstruction::getOperand().

Value* llvm::LoadInst::getPointerOperand (  )  [inline]

Definition at line 229 of file Instructions.h.

References llvm::UnaryInstruction::getOperand().

Referenced by llvm::Interpreter::visitLoadInst().

static unsigned llvm::LoadInst::getPointerOperandIndex (  )  [inline, static]

Definition at line 231 of file Instructions.h.

References U.

bool llvm::LoadInst::isVolatile (  )  const [inline]

isVolatile - Return true if this is a load from a volatile memory location.

Definition at line 219 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by mayWriteToMemory(), and llvm::SelectionDAGLowering::visitLoad().

virtual bool llvm::LoadInst::mayWriteToMemory (  )  const [inline, virtual]

mayWriteToMemory - Return true if this instruction may modify memory.

Reimplemented from llvm::Instruction.

Definition at line 227 of file Instructions.h.

References isVolatile().

void llvm::LoadInst::setVolatile ( bool  V  )  [inline]

setVolatile - Specify whether this is a volatile load or not.

Definition at line 223 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by LoadInst().


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