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author | Evan Cheng <evan.cheng@apple.com> | 2011-07-19 06:37:02 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2011-07-19 06:37:02 +0000 |
commit | 439661395fd2a2a832dba01c65bc88718528313c (patch) | |
tree | e8091900c4d2f3278f5237358edeb7f22275cb77 /lib/Target/ARM | |
parent | 939ece1b5c6c2f142476b477daa573046fa1b8da (diff) | |
download | llvm-439661395fd2a2a832dba01c65bc88718528313c.tar.gz llvm-439661395fd2a2a832dba01c65bc88718528313c.tar.bz2 llvm-439661395fd2a2a832dba01c65bc88718528313c.tar.xz |
Introduce MCCodeGenInfo, which keeps information that can affect codegen
(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
Diffstat (limited to 'lib/Target/ARM')
-rw-r--r-- | lib/Target/ARM/ARMTargetMachine.cpp | 31 | ||||
-rw-r--r-- | lib/Target/ARM/ARMTargetMachine.h | 13 | ||||
-rw-r--r-- | lib/Target/ARM/AsmParser/ARMAsmLexer.cpp | 2 | ||||
-rw-r--r-- | lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp | 14 |
4 files changed, 33 insertions, 27 deletions
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp index f0b176ad69..92f2f5bf40 100644 --- a/lib/Target/ARM/ARMTargetMachine.cpp +++ b/lib/Target/ARM/ARMTargetMachine.cpp @@ -62,25 +62,22 @@ extern "C" void LLVMInitializeARMTarget() { /// TargetMachine ctor - Create an ARM architecture model. /// -ARMBaseTargetMachine::ARMBaseTargetMachine(const Target &T, - const std::string &TT, - const std::string &CPU, - const std::string &FS) - : LLVMTargetMachine(T, TT, CPU, FS), +ARMBaseTargetMachine::ARMBaseTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, + Reloc::Model RM) + : LLVMTargetMachine(T, TT, CPU, FS, RM), Subtarget(TT, CPU, FS), JITInfo(), InstrItins(Subtarget.getInstrItineraryData()) { - DefRelocModel = getRelocationModel(); - // Default to soft float ABI if (FloatABIType == FloatABI::Default) FloatABIType = FloatABI::Soft; } -ARMTargetMachine::ARMTargetMachine(const Target &T, const std::string &TT, - const std::string &CPU, - const std::string &FS) - : ARMBaseTargetMachine(T, TT, CPU, FS), InstrInfo(Subtarget), +ARMTargetMachine::ARMTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, + Reloc::Model RM) + : ARMBaseTargetMachine(T, TT, CPU, FS, RM), InstrInfo(Subtarget), DataLayout(Subtarget.isAPCS_ABI() ? std::string("e-p:32:32-f64:32:64-i64:32:64-" "v128:32:128-v64:32:64-n32") : @@ -95,10 +92,10 @@ ARMTargetMachine::ARMTargetMachine(const Target &T, const std::string &TT, "support ARM mode execution!"); } -ThumbTargetMachine::ThumbTargetMachine(const Target &T, const std::string &TT, - const std::string &CPU, - const std::string &FS) - : ARMBaseTargetMachine(T, TT, CPU, FS), +ThumbTargetMachine::ThumbTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, + Reloc::Model RM) + : ARMBaseTargetMachine(T, TT, CPU, FS, RM), InstrInfo(Subtarget.hasThumb2() ? ((ARMBaseInstrInfo*)new Thumb2InstrInfo(Subtarget)) : ((ARMBaseInstrInfo*)new Thumb1InstrInfo(Subtarget))), @@ -179,10 +176,6 @@ bool ARMBaseTargetMachine::addPreEmitPass(PassManagerBase &PM, bool ARMBaseTargetMachine::addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel, JITCodeEmitter &JCE) { - // FIXME: Move this to TargetJITInfo! - if (DefRelocModel == Reloc::Default) - setRelocationModel(Reloc::Static); - // Machine code emitter pass for ARM. PM.add(createARMJITCodeEmitterPass(*this, JCE)); return false; diff --git a/lib/Target/ARM/ARMTargetMachine.h b/lib/Target/ARM/ARMTargetMachine.h index bc3d46a50e..616ea9c3d2 100644 --- a/lib/Target/ARM/ARMTargetMachine.h +++ b/lib/Target/ARM/ARMTargetMachine.h @@ -37,11 +37,10 @@ protected: private: ARMJITInfo JITInfo; InstrItineraryData InstrItins; - Reloc::Model DefRelocModel; // Reloc model before it's overridden. public: - ARMBaseTargetMachine(const Target &T, const std::string &TT, - const std::string &CPU, const std::string &FS); + ARMBaseTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, Reloc::Model RM); virtual ARMJITInfo *getJITInfo() { return &JITInfo; } virtual const ARMSubtarget *getSubtargetImpl() const { return &Subtarget; } @@ -69,8 +68,8 @@ class ARMTargetMachine : public ARMBaseTargetMachine { ARMSelectionDAGInfo TSInfo; ARMFrameLowering FrameLowering; public: - ARMTargetMachine(const Target &T, const std::string &TT, - const std::string &CPU, const std::string &FS); + ARMTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, Reloc::Model RM); virtual const ARMRegisterInfo *getRegisterInfo() const { return &InstrInfo.getRegisterInfo(); @@ -108,8 +107,8 @@ class ThumbTargetMachine : public ARMBaseTargetMachine { // Either Thumb1FrameLowering or ARMFrameLowering. OwningPtr<ARMFrameLowering> FrameLowering; public: - ThumbTargetMachine(const Target &T, const std::string &TT, - const std::string &CPU, const std::string &FS); + ThumbTargetMachine(const Target &T, StringRef TT, + StringRef CPU, StringRef FS, Reloc::Model RM); /// returns either Thumb1RegisterInfo or Thumb2RegisterInfo virtual const ARMBaseRegisterInfo *getRegisterInfo() const { diff --git a/lib/Target/ARM/AsmParser/ARMAsmLexer.cpp b/lib/Target/ARM/AsmParser/ARMAsmLexer.cpp index d9a5fa223b..ebebcdc32c 100644 --- a/lib/Target/ARM/AsmParser/ARMAsmLexer.cpp +++ b/lib/Target/ARM/AsmParser/ARMAsmLexer.cpp @@ -15,7 +15,7 @@ #include "llvm/MC/MCParser/MCParsedAsmOperand.h" #include "llvm/Target/TargetAsmLexer.h" -#include "llvm/Target/TargetMachine.h" +#include "llvm/Target/TargetMachine.h" // FIXME #include "llvm/Target/TargetRegistry.h" #include "llvm/ADT/OwningPtr.h" diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp index 510f4ab65f..6d6bee2179 100644 --- a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp +++ b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp @@ -142,3 +142,17 @@ extern "C" void LLVMInitializeARMMCAsmInfo() { RegisterMCAsmInfoFn A(TheARMTarget, createARMMCAsmInfo); RegisterMCAsmInfoFn B(TheThumbTarget, createARMMCAsmInfo); } + +MCCodeGenInfo *createARMMCCodeGenInfo(StringRef TT, Reloc::Model RM) { + MCCodeGenInfo *X = new MCCodeGenInfo(); + if (RM == Reloc::Default) + RM = Reloc::DynamicNoPIC; + X->InitMCCodeGenInfo(RM); + return X; +} + +extern "C" void LLVMInitializeARMMCCodeGenInfo() { + TargetRegistry::RegisterMCCodeGenInfo(TheARMTarget, createARMMCCodeGenInfo); + TargetRegistry::RegisterMCCodeGenInfo(TheThumbTarget, createARMMCCodeGenInfo); +} + |