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55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
//===-- AlphaTargetMachine.cpp - Define TargetMachine for Alpha -----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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//
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//===----------------------------------------------------------------------===//
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#include "Alpha.h"
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#include "AlphaMCAsmInfo.h"
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#include "AlphaTargetMachine.h"
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#include "llvm/PassManager.h"
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#include "llvm/Support/FormattedStream.h"
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#include "llvm/Target/TargetRegistry.h"
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using namespace llvm;
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extern "C" void LLVMInitializeAlphaTarget() {
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// Register the target.
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RegisterTargetMachine<AlphaTargetMachine> X(TheAlphaTarget);
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RegisterAsmInfo<AlphaMCAsmInfo> Y(TheAlphaTarget);
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}
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AlphaTargetMachine::AlphaTargetMachine(const Target &T, const std::string &TT,
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const std::string &FS)
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: LLVMTargetMachine(T, TT),
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DataLayout("e-f128:128:128-n64"),
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FrameLowering(Subtarget),
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Subtarget(TT, FS),
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TLInfo(*this),
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TSInfo(*this) {
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setRelocationModel(Reloc::PIC_);
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}
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//===----------------------------------------------------------------------===//
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// Pass Pipeline Configuration
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//===----------------------------------------------------------------------===//
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bool AlphaTargetMachine::addInstSelector(PassManagerBase &PM,
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CodeGenOpt::Level OptLevel) {
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PM.add(createAlphaISelDag(*this));
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return false;
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}
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bool AlphaTargetMachine::addPreEmitPass(PassManagerBase &PM,
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CodeGenOpt::Level OptLevel) {
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// Must run branch selection immediately preceding the asm printer
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PM.add(createAlphaBranchSelectionPass());
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PM.add(createAlphaLLRPPass(*this));
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return false;
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}
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