diff options
Diffstat (limited to 'lib/Target/MBlaze/MBlazeTargetMachine.cpp')
-rw-r--r-- | lib/Target/MBlaze/MBlazeTargetMachine.cpp | 66 |
1 files changed, 57 insertions, 9 deletions
diff --git a/lib/Target/MBlaze/MBlazeTargetMachine.cpp b/lib/Target/MBlaze/MBlazeTargetMachine.cpp index 4252953..cd949e1 100644 --- a/lib/Target/MBlaze/MBlazeTargetMachine.cpp +++ b/lib/Target/MBlaze/MBlazeTargetMachine.cpp @@ -15,13 +15,62 @@ #include "MBlazeMCAsmInfo.h" #include "MBlazeTargetMachine.h" #include "llvm/PassManager.h" +#include "llvm/CodeGen/Passes.h" +#include "llvm/Support/FormattedStream.h" +#include "llvm/Target/TargetOptions.h" #include "llvm/Target/TargetRegistry.h" using namespace llvm; +static MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) { + Triple TheTriple(TT); + switch (TheTriple.getOS()) { + default: + return new MBlazeMCAsmInfo(); + } +} + +static MCStreamer *createMCStreamer(const Target &T, const std::string &TT, + MCContext &Ctx, TargetAsmBackend &TAB, + raw_ostream &_OS, + MCCodeEmitter *_Emitter, + bool RelaxAll, + bool NoExecStack) { + Triple TheTriple(TT); + switch (TheTriple.getOS()) { + case Triple::Darwin: + llvm_unreachable("MBlaze does not support Darwin MACH-O format"); + return NULL; + case Triple::MinGW32: + case Triple::Cygwin: + case Triple::Win32: + llvm_unreachable("MBlaze does not support Windows COFF format"); + return NULL; + default: + return createELFStreamer(Ctx, TAB, _OS, _Emitter, RelaxAll, + NoExecStack); + } +} + + extern "C" void LLVMInitializeMBlazeTarget() { // Register the target. RegisterTargetMachine<MBlazeTargetMachine> X(TheMBlazeTarget); - RegisterAsmInfo<MBlazeMCAsmInfo> A(TheMBlazeTarget); + + // Register the target asm info. + RegisterAsmInfoFn A(TheMBlazeTarget, createMCAsmInfo); + + // Register the MC code emitter + TargetRegistry::RegisterCodeEmitter(TheMBlazeTarget, + llvm::createMBlazeMCCodeEmitter); + + // Register the asm backend + TargetRegistry::RegisterAsmBackend(TheMBlazeTarget, + createMBlazeAsmBackend); + + // Register the object streamer + TargetRegistry::RegisterObjectStreamer(TheMBlazeTarget, + createMCStreamer); + } // DataLayout --> Big-endian, 32-bit pointer/ABI/alignment @@ -35,11 +84,10 @@ MBlazeTargetMachine(const Target &T, const std::string &TT, const std::string &FS): LLVMTargetMachine(T, TT), Subtarget(TT, FS), - DataLayout("E-p:32:32-i8:8:8-i16:16:16-i64:32:32-" - "f64:32:32-v64:32:32-v128:32:32-n32"), + DataLayout("E-p:32:32:32-i8:8:8-i16:16:16"), InstrInfo(*this), - FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0), - TLInfo(*this), TSInfo(*this) { + FrameLowering(Subtarget), + TLInfo(*this), TSInfo(*this), ELFWriterInfo(*this) { if (getRelocationModel() == Reloc::Default) { setRelocationModel(Reloc::Static); } @@ -50,8 +98,8 @@ MBlazeTargetMachine(const Target &T, const std::string &TT, // Install an instruction selector pass using // the ISelDag to gen MBlaze code. -bool MBlazeTargetMachine:: -addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel) { +bool MBlazeTargetMachine::addInstSelector(PassManagerBase &PM, + CodeGenOpt::Level OptLevel) { PM.add(createMBlazeISelDag(*this)); return false; } @@ -59,8 +107,8 @@ addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel) { // Implemented by targets that want to run passes immediately before // machine code is emitted. return true if -print-machineinstrs should // print out the code after the passes. -bool MBlazeTargetMachine:: -addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel) { +bool MBlazeTargetMachine::addPreEmitPass(PassManagerBase &PM, + CodeGenOpt::Level OptLevel) { PM.add(createMBlazeDelaySlotFillerPass(*this)); return true; } |