llvm/lib/Target/Alpha/AlphaTargetMachine.cpp
Dan Gohman 844731a7f1 Clean up the use of static and anonymous namespaces. This turned up
several things that were neither in an anonymous namespace nor static
but not intended to be global.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51017 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-13 00:00:25 +00:00

98 lines
3.3 KiB
C++

//===-- AlphaTargetMachine.cpp - Define TargetMachine for Alpha -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
#include "Alpha.h"
#include "AlphaJITInfo.h"
#include "AlphaTargetAsmInfo.h"
#include "AlphaTargetMachine.h"
#include "llvm/Module.h"
#include "llvm/PassManager.h"
#include "llvm/Target/TargetMachineRegistry.h"
using namespace llvm;
// Register the targets
static RegisterTarget<AlphaTargetMachine> X("alpha", " Alpha (incomplete)");
const TargetAsmInfo *AlphaTargetMachine::createTargetAsmInfo() const {
return new AlphaTargetAsmInfo(*this);
}
unsigned AlphaTargetMachine::getModuleMatchQuality(const Module &M) {
// We strongly match "alpha*".
std::string TT = M.getTargetTriple();
if (TT.size() >= 5 && TT[0] == 'a' && TT[1] == 'l' && TT[2] == 'p' &&
TT[3] == 'h' && TT[4] == 'a')
return 20;
// If the target triple is something non-alpha, we don't match.
if (!TT.empty()) return 0;
if (M.getEndianness() == Module::LittleEndian &&
M.getPointerSize() == Module::Pointer64)
return 10; // Weak match
else if (M.getEndianness() != Module::AnyEndianness ||
M.getPointerSize() != Module::AnyPointerSize)
return 0; // Match for some other target
return getJITMatchQuality()/2;
}
unsigned AlphaTargetMachine::getJITMatchQuality() {
#ifdef __alpha
return 10;
#else
return 0;
#endif
}
AlphaTargetMachine::AlphaTargetMachine(const Module &M, const std::string &FS)
: DataLayout("e-f128:128:128"),
FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0),
JITInfo(*this),
Subtarget(M, FS),
TLInfo(*this) {
setRelocationModel(Reloc::PIC_);
}
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration
//===----------------------------------------------------------------------===//
bool AlphaTargetMachine::addInstSelector(PassManagerBase &PM, bool Fast) {
PM.add(createAlphaISelDag(*this));
return false;
}
bool AlphaTargetMachine::addPreEmitPass(PassManagerBase &PM, bool Fast) {
// Must run branch selection immediately preceding the asm printer
PM.add(createAlphaBranchSelectionPass());
return false;
}
bool AlphaTargetMachine::addAssemblyEmitter(PassManagerBase &PM, bool Fast,
std::ostream &Out) {
PM.add(createAlphaLLRPPass(*this));
PM.add(createAlphaCodePrinterPass(Out, *this));
return false;
}
bool AlphaTargetMachine::addCodeEmitter(PassManagerBase &PM, bool Fast,
bool DumpAsm, MachineCodeEmitter &MCE) {
PM.add(createAlphaCodeEmitterPass(*this, MCE));
if (DumpAsm)
PM.add(createAlphaCodePrinterPass(*cerr.stream(), *this));
return false;
}
bool AlphaTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
bool Fast, bool DumpAsm,
MachineCodeEmitter &MCE) {
return addCodeEmitter(PM, Fast, DumpAsm, MCE);
}