-//===-- MipsMCTargetDesc.cpp - Mips Target Descriptions ---------*- C++ -*-===//
+//===-- MipsMCTargetDesc.cpp - Mips Target Descriptions -------------------===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
+#include "MipsMCAsmInfo.h"
#include "MipsMCTargetDesc.h"
+#include "InstPrinter/MipsInstPrinter.h"
+#include "llvm/MC/MachineLocation.h"
+#include "llvm/MC/MCCodeGenInfo.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
+#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCSubtargetInfo.h"
-#include "llvm/Target/TargetRegistry.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/TargetRegistry.h"
#define GET_INSTRINFO_MC_DESC
#include "MipsGenInstrInfo.inc"
using namespace llvm;
-MCInstrInfo *createMipsMCInstrInfo() {
+static std::string ParseMipsTriple(StringRef TT, StringRef CPU) {
+ std::string MipsArchFeature;
+ size_t DashPosition = 0;
+ StringRef TheTriple;
+
+ // Let's see if there is a dash, like mips-unknown-linux.
+ DashPosition = TT.find('-');
+
+ if (DashPosition == StringRef::npos) {
+ // No dash, we check the string size.
+ TheTriple = TT.substr(0);
+ } else {
+ // We are only interested in substring before dash.
+ TheTriple = TT.substr(0,DashPosition);
+ }
+
+ if (TheTriple == "mips" || TheTriple == "mipsel") {
+ if (CPU.empty() || CPU == "mips32") {
+ MipsArchFeature = "+mips32";
+ } else if (CPU == "mips32r2") {
+ MipsArchFeature = "+mips32r2";
+ }
+ } else {
+ if (CPU.empty() || CPU == "mips64") {
+ MipsArchFeature = "+mips64";
+ } else if (CPU == "mips64r2") {
+ MipsArchFeature = "+mips64r2";
+ }
+ }
+ return MipsArchFeature;
+}
+
+static MCInstrInfo *createMipsMCInstrInfo() {
MCInstrInfo *X = new MCInstrInfo();
InitMipsMCInstrInfo(X);
return X;
}
-extern "C" void LLVMInitializeMipsMCInstrInfo() {
- TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
+static MCRegisterInfo *createMipsMCRegisterInfo(StringRef TT) {
+ MCRegisterInfo *X = new MCRegisterInfo();
+ InitMipsMCRegisterInfo(X, Mips::RA);
+ return X;
}
-
-MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
- StringRef FS) {
+static MCSubtargetInfo *createMipsMCSubtargetInfo(StringRef TT, StringRef CPU,
+ StringRef FS) {
+ std::string ArchFS = ParseMipsTriple(TT,CPU);
+ if (!FS.empty()) {
+ if (!ArchFS.empty())
+ ArchFS = ArchFS + "," + FS.str();
+ else
+ ArchFS = FS;
+ }
MCSubtargetInfo *X = new MCSubtargetInfo();
- InitMipsMCSubtargetInfo(X, TT, CPU, FS);
+ InitMipsMCSubtargetInfo(X, TT, CPU, ArchFS);
return X;
}
-extern "C" void LLVMInitializeMipsMCSubtargetInfo() {
+static MCAsmInfo *createMipsMCAsmInfo(const Target &T, StringRef TT) {
+ MCAsmInfo *MAI = new MipsMCAsmInfo(T, TT);
+
+ MachineLocation Dst(MachineLocation::VirtualFP);
+ MachineLocation Src(Mips::SP, 0);
+ MAI->addInitialFrameState(0, Dst, Src);
+
+ return MAI;
+}
+
+static MCCodeGenInfo *createMipsMCCodeGenInfo(StringRef TT, Reloc::Model RM,
+ CodeModel::Model CM,
+ CodeGenOpt::Level OL) {
+ MCCodeGenInfo *X = new MCCodeGenInfo();
+ if (CM == CodeModel::JITDefault)
+ RM = Reloc::Static;
+ else if (RM == Reloc::Default)
+ RM = Reloc::PIC_;
+ X->InitMCCodeGenInfo(RM, CM, OL);
+ return X;
+}
+
+static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
+ unsigned SyntaxVariant,
+ const MCAsmInfo &MAI,
+ const MCInstrInfo &MII,
+ const MCRegisterInfo &MRI,
+ const MCSubtargetInfo &STI) {
+ return new MipsInstPrinter(MAI, MII, MRI);
+}
+
+static MCStreamer *createMCStreamer(const Target &T, StringRef TT,
+ MCContext &Ctx, MCAsmBackend &MAB,
+ raw_ostream &_OS,
+ MCCodeEmitter *_Emitter,
+ bool RelaxAll,
+ bool NoExecStack) {
+ Triple TheTriple(TT);
+
+ return createELFStreamer(Ctx, MAB, _OS, _Emitter, RelaxAll, NoExecStack);
+}
+
+extern "C" void LLVMInitializeMipsTargetMC() {
+ // Register the MC asm info.
+ RegisterMCAsmInfoFn X(TheMipsTarget, createMipsMCAsmInfo);
+ RegisterMCAsmInfoFn Y(TheMipselTarget, createMipsMCAsmInfo);
+ RegisterMCAsmInfoFn A(TheMips64Target, createMipsMCAsmInfo);
+ RegisterMCAsmInfoFn B(TheMips64elTarget, createMipsMCAsmInfo);
+
+ // Register the MC codegen info.
+ TargetRegistry::RegisterMCCodeGenInfo(TheMipsTarget,
+ createMipsMCCodeGenInfo);
+ TargetRegistry::RegisterMCCodeGenInfo(TheMipselTarget,
+ createMipsMCCodeGenInfo);
+ TargetRegistry::RegisterMCCodeGenInfo(TheMips64Target,
+ createMipsMCCodeGenInfo);
+ TargetRegistry::RegisterMCCodeGenInfo(TheMips64elTarget,
+ createMipsMCCodeGenInfo);
+
+ // Register the MC instruction info.
+ TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
+ TargetRegistry::RegisterMCInstrInfo(TheMipselTarget, createMipsMCInstrInfo);
+ TargetRegistry::RegisterMCInstrInfo(TheMips64Target, createMipsMCInstrInfo);
+ TargetRegistry::RegisterMCInstrInfo(TheMips64elTarget,
+ createMipsMCInstrInfo);
+
+ // Register the MC register info.
+ TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
+ TargetRegistry::RegisterMCRegInfo(TheMipselTarget, createMipsMCRegisterInfo);
+ TargetRegistry::RegisterMCRegInfo(TheMips64Target, createMipsMCRegisterInfo);
+ TargetRegistry::RegisterMCRegInfo(TheMips64elTarget,
+ createMipsMCRegisterInfo);
+
+ // Register the MC Code Emitter
+ TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget,
+ createMipsMCCodeEmitterEB);
+ TargetRegistry::RegisterMCCodeEmitter(TheMipselTarget,
+ createMipsMCCodeEmitterEL);
+ TargetRegistry::RegisterMCCodeEmitter(TheMips64Target,
+ createMipsMCCodeEmitterEB);
+ TargetRegistry::RegisterMCCodeEmitter(TheMips64elTarget,
+ createMipsMCCodeEmitterEL);
+
+ // Register the object streamer.
+ TargetRegistry::RegisterMCObjectStreamer(TheMipsTarget, createMCStreamer);
+ TargetRegistry::RegisterMCObjectStreamer(TheMipselTarget, createMCStreamer);
+ TargetRegistry::RegisterMCObjectStreamer(TheMips64Target, createMCStreamer);
+ TargetRegistry::RegisterMCObjectStreamer(TheMips64elTarget,
+ createMCStreamer);
+
+ // Register the asm backend.
+ TargetRegistry::RegisterMCAsmBackend(TheMipsTarget,
+ createMipsAsmBackendEB32);
+ TargetRegistry::RegisterMCAsmBackend(TheMipselTarget,
+ createMipsAsmBackendEL32);
+ TargetRegistry::RegisterMCAsmBackend(TheMips64Target,
+ createMipsAsmBackendEB64);
+ TargetRegistry::RegisterMCAsmBackend(TheMips64elTarget,
+ createMipsAsmBackendEL64);
+
+ // Register the MC subtarget info.
TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
createMipsMCSubtargetInfo);
+ TargetRegistry::RegisterMCSubtargetInfo(TheMipselTarget,
+ createMipsMCSubtargetInfo);
+ TargetRegistry::RegisterMCSubtargetInfo(TheMips64Target,
+ createMipsMCSubtargetInfo);
+ TargetRegistry::RegisterMCSubtargetInfo(TheMips64elTarget,
+ createMipsMCSubtargetInfo);
+
+ // Register the MCInstPrinter.
+ TargetRegistry::RegisterMCInstPrinter(TheMipsTarget,
+ createMipsMCInstPrinter);
+ TargetRegistry::RegisterMCInstPrinter(TheMipselTarget,
+ createMipsMCInstPrinter);
+ TargetRegistry::RegisterMCInstPrinter(TheMips64Target,
+ createMipsMCInstPrinter);
+ TargetRegistry::RegisterMCInstPrinter(TheMips64elTarget,
+ createMipsMCInstPrinter);
}
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