//
//===----------------------------------------------------------------------===//
-#include "MipsMCTargetDesc.h"
#include "InstPrinter/MipsInstPrinter.h"
+#include "MipsELFStreamer.h"
#include "MipsMCAsmInfo.h"
+#include "MipsMCNaCl.h"
+#include "MipsMCTargetDesc.h"
#include "MipsTargetStreamer.h"
+#include "llvm/ADT/Triple.h"
#include "llvm/MC/MCCodeGenInfo.h"
-#include "llvm/MC/MCELF.h"
#include "llvm/MC/MCELFStreamer.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/TargetRegistry.h"
+using namespace llvm;
+
#define GET_INSTRINFO_MC_DESC
#include "MipsGenInstrInfo.inc"
#define GET_REGINFO_MC_DESC
#include "MipsGenRegisterInfo.inc"
-using namespace llvm;
-
-static cl::opt<bool> PrintHackDirectives("print-hack-directives",
- cl::init(false), cl::Hidden);
-
-// pin vtable to this file
-void MipsTargetStreamer::anchor() {}
-
-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";
- }
+/// Select the Mips CPU for the given triple and cpu name.
+/// FIXME: Merge with the copy in MipsSubtarget.cpp
+StringRef MIPS_MC::selectMipsCPU(const Triple &TT, StringRef CPU) {
+ if (CPU.empty() || CPU == "generic") {
+ if (TT.getArch() == Triple::mips || TT.getArch() == Triple::mipsel)
+ CPU = "mips32";
+ else
+ CPU = "mips64";
}
- return MipsArchFeature;
+ return CPU;
}
static MCInstrInfo *createMipsMCInstrInfo() {
return X;
}
-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;
- }
+static MCSubtargetInfo *createMipsMCSubtargetInfo(const Triple &TT,
+ StringRef CPU, StringRef FS) {
+ CPU = MIPS_MC::selectMipsCPU(TT, CPU);
MCSubtargetInfo *X = new MCSubtargetInfo();
- InitMipsMCSubtargetInfo(X, TT, CPU, ArchFS);
+ InitMipsMCSubtargetInfo(X, TT, CPU, FS);
return X;
}
-static MCAsmInfo *createMipsMCAsmInfo(const MCRegisterInfo &MRI, StringRef TT) {
+static MCAsmInfo *createMipsMCAsmInfo(const MCRegisterInfo &MRI,
+ const Triple &TT) {
MCAsmInfo *MAI = new MipsMCAsmInfo(TT);
unsigned SP = MRI.getDwarfRegNum(Mips::SP, true);
- MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(0, SP, 0);
+ MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(nullptr, SP, 0);
MAI->addInitialFrameState(Inst);
return MAI;
RM = Reloc::Static;
else if (RM == Reloc::Default)
RM = Reloc::PIC_;
- X->InitMCCodeGenInfo(RM, CM, OL);
+ X->initMCCodeGenInfo(RM, CM, OL);
return X;
}
-static MCInstPrinter *createMipsMCInstPrinter(const Target &T,
+static MCInstPrinter *createMipsMCInstPrinter(const Triple &T,
unsigned SyntaxVariant,
const MCAsmInfo &MAI,
const MCInstrInfo &MII,
- const MCRegisterInfo &MRI,
- const MCSubtargetInfo &STI) {
+ const MCRegisterInfo &MRI) {
return new MipsInstPrinter(MAI, MII, MRI);
}
-namespace {
-class MipsTargetAsmStreamer : public MipsTargetStreamer {
- formatted_raw_ostream &OS;
-
-public:
- MipsTargetAsmStreamer(formatted_raw_ostream &OS);
- virtual void emitMipsHackELFFlags(unsigned Flags);
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val);
-};
-
-MipsTargetAsmStreamer::MipsTargetAsmStreamer(formatted_raw_ostream &OS)
- : OS(OS) {}
+static MCStreamer *createMCStreamer(const Triple &T, MCContext &Context,
+ MCAsmBackend &MAB, raw_pwrite_stream &OS,
+ MCCodeEmitter *Emitter, bool RelaxAll) {
+ MCStreamer *S;
+ if (!T.isOSNaCl())
+ S = createMipsELFStreamer(Context, MAB, OS, Emitter, RelaxAll);
+ else
+ S = createMipsNaClELFStreamer(Context, MAB, OS, Emitter, RelaxAll);
+ return S;
+}
-void MipsTargetAsmStreamer::emitMipsHackELFFlags(unsigned Flags) {
- if (!PrintHackDirectives)
- return;
+static MCTargetStreamer *createMipsAsmTargetStreamer(MCStreamer &S,
+ formatted_raw_ostream &OS,
+ MCInstPrinter *InstPrint,
+ bool isVerboseAsm) {
+ return new MipsTargetAsmStreamer(S, OS);
+}
- OS << "\t.mips_hack_elf_flags 0x";
- OS.write_hex(Flags);
- OS << '\n';
+static MCTargetStreamer *createMipsNullTargetStreamer(MCStreamer &S) {
+ return new MipsTargetStreamer(S);
}
-void MipsTargetAsmStreamer::emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val) {
- if (!PrintHackDirectives)
- return;
-
- OS << "\t.mips_hack_stocg ";
- OS << Sym->getName();
- OS << ", ";
- OS << Val;
- OS << '\n';
+
+static MCTargetStreamer *
+createMipsObjectTargetStreamer(MCStreamer &S, const MCSubtargetInfo &STI) {
+ return new MipsTargetELFStreamer(S, STI);
}
-class MipsTargetELFStreamer : public MipsTargetStreamer {
-public:
- MCELFStreamer &getStreamer();
- MipsTargetELFStreamer();
- virtual void emitMipsHackELFFlags(unsigned Flags);
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val);
-};
+extern "C" void LLVMInitializeMipsTargetMC() {
+ for (Target *T : {&TheMipsTarget, &TheMipselTarget, &TheMips64Target,
+ &TheMips64elTarget}) {
+ // Register the MC asm info.
+ RegisterMCAsmInfoFn X(*T, createMipsMCAsmInfo);
-MipsTargetELFStreamer::MipsTargetELFStreamer() {}
+ // Register the MC codegen info.
+ TargetRegistry::RegisterMCCodeGenInfo(*T, createMipsMCCodeGenInfo);
-MCELFStreamer &MipsTargetELFStreamer::getStreamer() {
- return static_cast<MCELFStreamer &>(*Streamer);
-}
+ // Register the MC instruction info.
+ TargetRegistry::RegisterMCInstrInfo(*T, createMipsMCInstrInfo);
-void MipsTargetELFStreamer::emitMipsHackELFFlags(unsigned Flags) {
- MCAssembler &MCA = getStreamer().getAssembler();
- MCA.setELFHeaderEFlags(Flags);
-}
+ // Register the MC register info.
+ TargetRegistry::RegisterMCRegInfo(*T, createMipsMCRegisterInfo);
-// Set a symbol's STO flags
-void MipsTargetELFStreamer::emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val) {
- MCSymbolData &Data = getStreamer().getOrCreateSymbolData(Sym);
- // The "other" values are stored in the last 6 bits of the second byte
- // The traditional defines for STO values assume the full byte and thus
- // the shift to pack it.
- MCELF::setOther(Data, Val >> 2);
-}
-}
+ // Register the elf streamer.
+ TargetRegistry::RegisterELFStreamer(*T, createMCStreamer);
-static MCStreamer *createMCStreamer(const Target &T, StringRef TT,
- MCContext &Context, MCAsmBackend &MAB,
- raw_ostream &OS, MCCodeEmitter *Emitter,
- bool RelaxAll, bool NoExecStack) {
- MipsTargetELFStreamer *S = new MipsTargetELFStreamer();
- return createELFStreamer(Context, S, MAB, OS, Emitter, RelaxAll, NoExecStack);
-}
+ // Register the asm target streamer.
+ TargetRegistry::RegisterAsmTargetStreamer(*T, createMipsAsmTargetStreamer);
-static MCStreamer *
-createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
- bool isVerboseAsm, bool useLoc, bool useCFI,
- bool useDwarfDirectory, MCInstPrinter *InstPrint,
- MCCodeEmitter *CE, MCAsmBackend *TAB, bool ShowInst) {
- MipsTargetAsmStreamer *S = new MipsTargetAsmStreamer(OS);
+ TargetRegistry::RegisterNullTargetStreamer(*T,
+ createMipsNullTargetStreamer);
- return llvm::createAsmStreamer(Ctx, S, OS, isVerboseAsm, useLoc, useCFI,
- useDwarfDirectory, InstPrint, CE, TAB,
- ShowInst);
-}
+ // Register the MC subtarget info.
+ TargetRegistry::RegisterMCSubtargetInfo(*T, createMipsMCSubtargetInfo);
-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 MCInstPrinter.
+ TargetRegistry::RegisterMCInstPrinter(*T, createMipsMCInstPrinter);
+
+ TargetRegistry::RegisterObjectTargetStreamer(
+ *T, createMipsObjectTargetStreamer);
+ }
// 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 streamer.
- TargetRegistry::RegisterAsmStreamer(TheMipsTarget, createMCAsmStreamer);
- TargetRegistry::RegisterAsmStreamer(TheMipselTarget, createMCAsmStreamer);
- TargetRegistry::RegisterAsmStreamer(TheMips64Target, createMCAsmStreamer);
- TargetRegistry::RegisterAsmStreamer(TheMips64elTarget, createMCAsmStreamer);
+ for (Target *T : {&TheMipsTarget, &TheMips64Target})
+ TargetRegistry::RegisterMCCodeEmitter(*T, createMipsMCCodeEmitterEB);
+
+ for (Target *T : {&TheMipselTarget, &TheMips64elTarget})
+ TargetRegistry::RegisterMCCodeEmitter(*T, createMipsMCCodeEmitterEL);
// Register the asm backend.
TargetRegistry::RegisterMCAsmBackend(TheMipsTarget,
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);
}