diff options
Diffstat (limited to 'contrib/llvm/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp')
-rw-r--r-- | contrib/llvm/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp b/contrib/llvm/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp new file mode 100644 index 0000000..8450e2c --- /dev/null +++ b/contrib/llvm/lib/Target/CellSPU/MCTargetDesc/SPUMCTargetDesc.cpp @@ -0,0 +1,94 @@ +//===-- SPUMCTargetDesc.cpp - Cell SPU Target Descriptions ----------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file provides Cell SPU specific target descriptions. +// +//===----------------------------------------------------------------------===// + +#include "SPUMCTargetDesc.h" +#include "SPUMCAsmInfo.h" +#include "llvm/MC/MachineLocation.h" +#include "llvm/MC/MCCodeGenInfo.h" +#include "llvm/MC/MCInstrInfo.h" +#include "llvm/MC/MCRegisterInfo.h" +#include "llvm/MC/MCSubtargetInfo.h" +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/TargetRegistry.h" + +#define GET_INSTRINFO_MC_DESC +#include "SPUGenInstrInfo.inc" + +#define GET_SUBTARGETINFO_MC_DESC +#include "SPUGenSubtargetInfo.inc" + +#define GET_REGINFO_MC_DESC +#include "SPUGenRegisterInfo.inc" + +using namespace llvm; + +static MCInstrInfo *createSPUMCInstrInfo() { + MCInstrInfo *X = new MCInstrInfo(); + InitSPUMCInstrInfo(X); + return X; +} + +static MCRegisterInfo *createCellSPUMCRegisterInfo(StringRef TT) { + MCRegisterInfo *X = new MCRegisterInfo(); + InitSPUMCRegisterInfo(X, SPU::R0); + return X; +} + +static MCSubtargetInfo *createSPUMCSubtargetInfo(StringRef TT, StringRef CPU, + StringRef FS) { + MCSubtargetInfo *X = new MCSubtargetInfo(); + InitSPUMCSubtargetInfo(X, TT, CPU, FS); + return X; +} + +static MCAsmInfo *createSPUMCAsmInfo(const Target &T, StringRef TT) { + MCAsmInfo *MAI = new SPULinuxMCAsmInfo(T, TT); + + // Initial state of the frame pointer is R1. + MachineLocation Dst(MachineLocation::VirtualFP); + MachineLocation Src(SPU::R1, 0); + MAI->addInitialFrameState(0, Dst, Src); + + return MAI; +} + +static MCCodeGenInfo *createSPUMCCodeGenInfo(StringRef TT, Reloc::Model RM, + CodeModel::Model CM, + CodeGenOpt::Level OL) { + MCCodeGenInfo *X = new MCCodeGenInfo(); + // For the time being, use static relocations, since there's really no + // support for PIC yet. + X->InitMCCodeGenInfo(Reloc::Static, CM, OL); + return X; +} + +// Force static initialization. +extern "C" void LLVMInitializeCellSPUTargetMC() { + // Register the MC asm info. + RegisterMCAsmInfoFn X(TheCellSPUTarget, createSPUMCAsmInfo); + + // Register the MC codegen info. + TargetRegistry::RegisterMCCodeGenInfo(TheCellSPUTarget, + createSPUMCCodeGenInfo); + + // Register the MC instruction info. + TargetRegistry::RegisterMCInstrInfo(TheCellSPUTarget, createSPUMCInstrInfo); + + // Register the MC register info. + TargetRegistry::RegisterMCRegInfo(TheCellSPUTarget, + createCellSPUMCRegisterInfo); + + // Register the MC subtarget info. + TargetRegistry::RegisterMCSubtargetInfo(TheCellSPUTarget, + createSPUMCSubtargetInfo); +} |