llvm-6502/lib/Target/Sparc/SparcTargetMachine.cpp
Evan Cheng b95fc31aa2 Sink codegen optimization level into MCCodeGenInfo along side relocation model
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
2011-11-16 08:38:26 +00:00

68 lines
2.7 KiB
C++

//===-- SparcTargetMachine.cpp - Define TargetMachine for Sparc -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
#include "Sparc.h"
#include "SparcTargetMachine.h"
#include "llvm/PassManager.h"
#include "llvm/Support/TargetRegistry.h"
using namespace llvm;
extern "C" void LLVMInitializeSparcTarget() {
// Register the target.
RegisterTargetMachine<SparcV8TargetMachine> X(TheSparcTarget);
RegisterTargetMachine<SparcV9TargetMachine> Y(TheSparcV9Target);
}
/// SparcTargetMachine ctor - Create an ILP32 architecture model
///
SparcTargetMachine::SparcTargetMachine(const Target &T, StringRef TT,
StringRef CPU, StringRef FS,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL,
bool is64bit)
: LLVMTargetMachine(T, TT, CPU, FS, RM, CM, OL),
Subtarget(TT, CPU, FS, is64bit),
DataLayout(Subtarget.getDataLayout()),
TLInfo(*this), TSInfo(*this), InstrInfo(Subtarget),
FrameLowering(Subtarget) {
}
bool SparcTargetMachine::addInstSelector(PassManagerBase &PM) {
PM.add(createSparcISelDag(*this));
return false;
}
/// addPreEmitPass - This pass may be implemented by targets that want to run
/// passes immediately before machine code is emitted. This should return
/// true if -print-machineinstrs should print out the code after the passes.
bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM){
PM.add(createSparcFPMoverPass(*this));
PM.add(createSparcDelaySlotFillerPass(*this));
return true;
}
SparcV8TargetMachine::SparcV8TargetMachine(const Target &T,
StringRef TT, StringRef CPU,
StringRef FS, Reloc::Model RM,
CodeModel::Model CM,
CodeGenOpt::Level OL)
: SparcTargetMachine(T, TT, CPU, FS, RM, CM, OL, false) {
}
SparcV9TargetMachine::SparcV9TargetMachine(const Target &T,
StringRef TT, StringRef CPU,
StringRef FS, Reloc::Model RM,
CodeModel::Model CM,
CodeGenOpt::Level OL)
: SparcTargetMachine(T, TT, CPU, FS, RM, CM, OL, true) {
}