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b95fc31aa2
and code model. This eliminates the need to pass OptLevel flag all over the place and makes it possible for any codegen pass to use this information. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144788 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
//===-- MSP430TargetMachine.cpp - Define TargetMachine for MSP430 ---------===//
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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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// Top-level implementation for the MSP430 target.
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//
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//===----------------------------------------------------------------------===//
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#include "MSP430.h"
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#include "MSP430TargetMachine.h"
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#include "llvm/PassManager.h"
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#include "llvm/CodeGen/Passes.h"
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#include "llvm/MC/MCAsmInfo.h"
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#include "llvm/Support/TargetRegistry.h"
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using namespace llvm;
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extern "C" void LLVMInitializeMSP430Target() {
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// Register the target.
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RegisterTargetMachine<MSP430TargetMachine> X(TheMSP430Target);
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}
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MSP430TargetMachine::MSP430TargetMachine(const Target &T,
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StringRef TT,
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StringRef CPU,
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StringRef FS,
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Reloc::Model RM, CodeModel::Model CM,
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CodeGenOpt::Level OL)
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: LLVMTargetMachine(T, TT, CPU, FS, RM, CM, OL),
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Subtarget(TT, CPU, FS),
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// FIXME: Check TargetData string.
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DataLayout("e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"),
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InstrInfo(*this), TLInfo(*this), TSInfo(*this),
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FrameLowering(Subtarget) { }
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bool MSP430TargetMachine::addInstSelector(PassManagerBase &PM) {
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// Install an instruction selector.
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PM.add(createMSP430ISelDag(*this, getOptLevel()));
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return false;
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}
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bool MSP430TargetMachine::addPreEmitPass(PassManagerBase &PM) {
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// Must run branch selection immediately preceding the asm printer.
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PM.add(createMSP430BranchSelectionPass());
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return false;
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}
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