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Introduce MCCodeGenInfo, which keeps information that can affect codegen

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(including compilation, assembly). Move relocation model Reloc::Model from
TargetMachine to MCCodeGenInfo so it's accessible even without TargetMachine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135468 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-07-19 06:37:02 +00:00
parent 939ece1b5c
commit 439661395f
74 changed files with 641 additions and 314 deletions
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10
lib/Target/Alpha/AlphaTargetMachine.cpp
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@@ -22,19 +22,17 @@ extern "C" void LLVMInitializeAlphaTarget() {
RegisterTargetMachine<AlphaTargetMachine> X(TheAlphaTarget);
}
AlphaTargetMachine::AlphaTargetMachine(const Target &T, const std::string &TT,
const std::string &CPU,
const std::string &FS)
: LLVMTargetMachine(T, TT, CPU, FS),
AlphaTargetMachine::AlphaTargetMachine(const Target &T, StringRef TT,
StringRef CPU,
StringRef FS, Reloc::Model RM)
: LLVMTargetMachine(T, TT, CPU, FS, RM),
DataLayout("e-f128:128:128-n64"),
FrameLowering(Subtarget),
Subtarget(TT, CPU, FS),
TLInfo(*this),
TSInfo(*this) {
setRelocationModel(Reloc::PIC_);
}
//===----------------------------------------------------------------------===//
// Pass Pipeline Configuration
//===----------------------------------------------------------------------===//

4
lib/Target/Alpha/AlphaTargetMachine.h
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@@ -36,8 +36,8 @@ class AlphaTargetMachine : public LLVMTargetMachine {
AlphaSelectionDAGInfo TSInfo;
public:
AlphaTargetMachine(const Target &T, const std::string &TT,
const std::string &CPU, const std::string &FS);
AlphaTargetMachine(const Target &T, StringRef TT,
StringRef CPU, StringRef FS, Reloc::Model RM);
virtual const AlphaInstrInfo *getInstrInfo() const { return &InstrInfo; }
virtual const TargetFrameLowering *getFrameLowering() const {

12
lib/Target/Alpha/MCTargetDesc/AlphaMCTargetDesc.cpp
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@@ -65,3 +65,15 @@ extern "C" void LLVMInitializeAlphaMCSubtargetInfo() {
extern "C" void LLVMInitializeAlphaMCAsmInfo() {
RegisterMCAsmInfo<AlphaMCAsmInfo> X(TheAlphaTarget);
}
MCCodeGenInfo *createAlphaMCCodeGenInfo(StringRef TT, Reloc::Model RM) {
MCCodeGenInfo *X = new MCCodeGenInfo();
X->InitMCCodeGenInfo(Reloc::PIC_);
return X;
}
extern "C" void LLVMInitializeAlphaMCCodeGenInfo() {
TargetRegistry::RegisterMCCodeGenInfo(TheAlphaTarget,
createAlphaMCCodeGenInfo);
}