llvm/lib/CodeGen/PseudoSourceValue.cpp
Dan Gohman cfbb2f074d A quick nm audit turned up several fixed tables and objects that were
marked read-write. Use const so that they can be allocated in a
read-only segment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48800 91177308-0d34-0410-b5e6-96231b3b80d8
2008-03-25 21:45:14 +00:00

47 lines
1.4 KiB
C++

//===-- llvm/CodeGen/PseudoSourceValue.cpp ----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the PseudoSourceValue class.
//
//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/PseudoSourceValue.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Support/ManagedStatic.h"
namespace llvm {
static ManagedStatic<PseudoSourceValue[5]> PSVs;
const PseudoSourceValue *PseudoSourceValue::getFixedStack()
{ return &(*PSVs)[0]; }
const PseudoSourceValue *PseudoSourceValue::getStack()
{ return &(*PSVs)[1]; }
const PseudoSourceValue *PseudoSourceValue::getGOT()
{ return &(*PSVs)[2]; }
const PseudoSourceValue *PseudoSourceValue::getConstantPool()
{ return &(*PSVs)[3]; }
const PseudoSourceValue *PseudoSourceValue::getJumpTable()
{ return &(*PSVs)[4]; }
static const char *const PSVNames[] = {
"FixedStack",
"Stack",
"GOT",
"ConstantPool",
"JumpTable"
};
PseudoSourceValue::PseudoSourceValue() :
Value(PointerType::getUnqual(Type::Int8Ty), PseudoSourceValueVal) {}
void PseudoSourceValue::print(std::ostream &OS) const {
OS << PSVNames[this - *PSVs];
}
}