diff options
Diffstat (limited to 'lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp')
| -rw-r--r-- | lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp | 253 |
1 files changed, 169 insertions, 84 deletions
diff --git a/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp b/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp index 4a178e2df7a9..1e092f219be9 100644 --- a/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp +++ b/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp @@ -29,17 +29,21 @@ using namespace llvm; MipsTargetStreamer::MipsTargetStreamer(MCStreamer &S) - : MCTargetStreamer(S), canHaveModuleDirective(true) {} + : MCTargetStreamer(S), ModuleDirectiveAllowed(true) { + GPRInfoSet = FPRInfoSet = FrameInfoSet = false; +} void MipsTargetStreamer::emitDirectiveSetMicroMips() {} void MipsTargetStreamer::emitDirectiveSetNoMicroMips() {} void MipsTargetStreamer::emitDirectiveSetMips16() {} -void MipsTargetStreamer::emitDirectiveSetNoMips16() {} -void MipsTargetStreamer::emitDirectiveSetReorder() {} +void MipsTargetStreamer::emitDirectiveSetNoMips16() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetReorder() { forbidModuleDirective(); } void MipsTargetStreamer::emitDirectiveSetNoReorder() {} -void MipsTargetStreamer::emitDirectiveSetMacro() {} -void MipsTargetStreamer::emitDirectiveSetNoMacro() {} -void MipsTargetStreamer::emitDirectiveSetAt() {} -void MipsTargetStreamer::emitDirectiveSetNoAt() {} +void MipsTargetStreamer::emitDirectiveSetMacro() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetNoMacro() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMsa() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetNoMsa() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetAt() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetNoAt() { forbidModuleDirective(); } void MipsTargetStreamer::emitDirectiveEnd(StringRef Name) {} void MipsTargetStreamer::emitDirectiveEnt(const MCSymbol &Symbol) {} void MipsTargetStreamer::emitDirectiveAbiCalls() {} @@ -52,11 +56,26 @@ void MipsTargetStreamer::emitFrame(unsigned StackReg, unsigned StackSize, void MipsTargetStreamer::emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) {} void MipsTargetStreamer::emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) { } -void MipsTargetStreamer::emitDirectiveSetMips32R2() {} -void MipsTargetStreamer::emitDirectiveSetMips64() {} -void MipsTargetStreamer::emitDirectiveSetMips64R2() {} -void MipsTargetStreamer::emitDirectiveSetDsp() {} -void MipsTargetStreamer::emitDirectiveCpload(unsigned RegNo) {} +void MipsTargetStreamer::emitDirectiveSetArch(StringRef Arch) { + forbidModuleDirective(); +} +void MipsTargetStreamer::emitDirectiveSetMips0() {} +void MipsTargetStreamer::emitDirectiveSetMips1() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips2() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips3() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips4() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips5() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips32() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips32R2() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips32R6() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips64() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips64R2() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetMips64R6() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetPop() {} +void MipsTargetStreamer::emitDirectiveSetPush() {} +void MipsTargetStreamer::emitDirectiveSetDsp() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveSetNoDsp() { forbidModuleDirective(); } +void MipsTargetStreamer::emitDirectiveCpLoad(unsigned RegNo) {} void MipsTargetStreamer::emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset, const MCSymbol &Sym, bool IsReg) { } @@ -72,52 +91,62 @@ MipsTargetAsmStreamer::MipsTargetAsmStreamer(MCStreamer &S, void MipsTargetAsmStreamer::emitDirectiveSetMicroMips() { OS << "\t.set\tmicromips\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveSetNoMicroMips() { OS << "\t.set\tnomicromips\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveSetMips16() { OS << "\t.set\tmips16\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveSetNoMips16() { OS << "\t.set\tnomips16\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetNoMips16(); } void MipsTargetAsmStreamer::emitDirectiveSetReorder() { OS << "\t.set\treorder\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetReorder(); } void MipsTargetAsmStreamer::emitDirectiveSetNoReorder() { OS << "\t.set\tnoreorder\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveSetMacro() { OS << "\t.set\tmacro\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetMacro(); } void MipsTargetAsmStreamer::emitDirectiveSetNoMacro() { OS << "\t.set\tnomacro\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetNoMacro(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMsa() { + OS << "\t.set\tmsa\n"; + MipsTargetStreamer::emitDirectiveSetMsa(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetNoMsa() { + OS << "\t.set\tnomsa\n"; + MipsTargetStreamer::emitDirectiveSetNoMsa(); } void MipsTargetAsmStreamer::emitDirectiveSetAt() { OS << "\t.set\tat\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetAt(); } void MipsTargetAsmStreamer::emitDirectiveSetNoAt() { OS << "\t.set\tnoat\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetNoAt(); } void MipsTargetAsmStreamer::emitDirectiveEnd(StringRef Name) { @@ -152,25 +181,82 @@ void MipsTargetAsmStreamer::emitFrame(unsigned StackReg, unsigned StackSize, << StringRef(MipsInstPrinter::getRegisterName(ReturnReg)).lower() << '\n'; } +void MipsTargetAsmStreamer::emitDirectiveSetArch(StringRef Arch) { + OS << "\t.set arch=" << Arch << "\n"; + MipsTargetStreamer::emitDirectiveSetArch(Arch); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips0() { OS << "\t.set\tmips0\n"; } + +void MipsTargetAsmStreamer::emitDirectiveSetMips1() { + OS << "\t.set\tmips1\n"; + MipsTargetStreamer::emitDirectiveSetMips1(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips2() { + OS << "\t.set\tmips2\n"; + MipsTargetStreamer::emitDirectiveSetMips2(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips3() { + OS << "\t.set\tmips3\n"; + MipsTargetStreamer::emitDirectiveSetMips3(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips4() { + OS << "\t.set\tmips4\n"; + MipsTargetStreamer::emitDirectiveSetMips4(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips5() { + OS << "\t.set\tmips5\n"; + MipsTargetStreamer::emitDirectiveSetMips5(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips32() { + OS << "\t.set\tmips32\n"; + MipsTargetStreamer::emitDirectiveSetMips32(); +} + void MipsTargetAsmStreamer::emitDirectiveSetMips32R2() { OS << "\t.set\tmips32r2\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetMips32R2(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips32R6() { + OS << "\t.set\tmips32r6\n"; + MipsTargetStreamer::emitDirectiveSetMips32R6(); } void MipsTargetAsmStreamer::emitDirectiveSetMips64() { OS << "\t.set\tmips64\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetMips64(); } void MipsTargetAsmStreamer::emitDirectiveSetMips64R2() { OS << "\t.set\tmips64r2\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetMips64R2(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetMips64R6() { + OS << "\t.set\tmips64r6\n"; + MipsTargetStreamer::emitDirectiveSetMips64R6(); } void MipsTargetAsmStreamer::emitDirectiveSetDsp() { OS << "\t.set\tdsp\n"; - setCanHaveModuleDir(false); + MipsTargetStreamer::emitDirectiveSetDsp(); +} + +void MipsTargetAsmStreamer::emitDirectiveSetNoDsp() { + OS << "\t.set\tnodsp\n"; + MipsTargetStreamer::emitDirectiveSetNoDsp(); } + +void MipsTargetAsmStreamer::emitDirectiveSetPop() { OS << "\t.set\tpop\n"; } + +void MipsTargetAsmStreamer::emitDirectiveSetPush() { OS << "\t.set\tpush\n"; } + // Print a 32 bit hex number with all numbers. static void printHex32(unsigned Value, raw_ostream &OS) { OS << "0x"; @@ -192,10 +278,10 @@ void MipsTargetAsmStreamer::emitFMask(unsigned FPUBitmask, OS << "," << FPUTopSavedRegOff << '\n'; } -void MipsTargetAsmStreamer::emitDirectiveCpload(unsigned RegNo) { +void MipsTargetAsmStreamer::emitDirectiveCpLoad(unsigned RegNo) { OS << "\t.cpload\t$" << StringRef(MipsInstPrinter::getRegisterName(RegNo)).lower() << "\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveCpsetup(unsigned RegNo, @@ -214,7 +300,7 @@ void MipsTargetAsmStreamer::emitDirectiveCpsetup(unsigned RegNo, OS << ", "; OS << Sym.getName() << "\n"; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetAsmStreamer::emitDirectiveModuleFP( @@ -378,11 +464,12 @@ void MipsTargetELFStreamer::emitDirectiveSetMicroMips() { unsigned Flags = MCA.getELFHeaderEFlags(); Flags |= ELF::EF_MIPS_MICROMIPS; MCA.setELFHeaderEFlags(Flags); + forbidModuleDirective(); } void MipsTargetELFStreamer::emitDirectiveSetNoMicroMips() { MicroMipsEnabled = false; - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetELFStreamer::emitDirectiveSetMips16() { @@ -390,17 +477,7 @@ void MipsTargetELFStreamer::emitDirectiveSetMips16() { unsigned Flags = MCA.getELFHeaderEFlags(); Flags |= ELF::EF_MIPS_ARCH_ASE_M16; MCA.setELFHeaderEFlags(Flags); - setCanHaveModuleDir(false); -} - -void MipsTargetELFStreamer::emitDirectiveSetNoMips16() { - // FIXME: implement. - setCanHaveModuleDir(false); -} - -void MipsTargetELFStreamer::emitDirectiveSetReorder() { - // FIXME: implement. - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetELFStreamer::emitDirectiveSetNoReorder() { @@ -408,35 +485,49 @@ void MipsTargetELFStreamer::emitDirectiveSetNoReorder() { unsigned Flags = MCA.getELFHeaderEFlags(); Flags |= ELF::EF_MIPS_NOREORDER; MCA.setELFHeaderEFlags(Flags); - setCanHaveModuleDir(false); + forbidModuleDirective(); } -void MipsTargetELFStreamer::emitDirectiveSetMacro() { - // FIXME: implement. - setCanHaveModuleDir(false); -} +void MipsTargetELFStreamer::emitDirectiveEnd(StringRef Name) { + MCAssembler &MCA = getStreamer().getAssembler(); + MCContext &Context = MCA.getContext(); + MCStreamer &OS = getStreamer(); -void MipsTargetELFStreamer::emitDirectiveSetNoMacro() { - // FIXME: implement. - setCanHaveModuleDir(false); -} + const MCSectionELF *Sec = Context.getELFSection(".pdr", ELF::SHT_PROGBITS, + ELF::SHF_ALLOC | ELF::SHT_REL, + SectionKind::getMetadata()); -void MipsTargetELFStreamer::emitDirectiveSetAt() { - // FIXME: implement. - setCanHaveModuleDir(false); -} + const MCSymbolRefExpr *ExprRef = + MCSymbolRefExpr::Create(Name, MCSymbolRefExpr::VK_None, Context); -void MipsTargetELFStreamer::emitDirectiveSetNoAt() { - // FIXME: implement. - setCanHaveModuleDir(false); -} + MCSectionData &SecData = MCA.getOrCreateSectionData(*Sec); + SecData.setAlignment(4); -void MipsTargetELFStreamer::emitDirectiveEnd(StringRef Name) { - // FIXME: implement. + OS.PushSection(); + + OS.SwitchSection(Sec); + + OS.EmitValueImpl(ExprRef, 4); + + OS.EmitIntValue(GPRInfoSet ? GPRBitMask : 0, 4); // reg_mask + OS.EmitIntValue(GPRInfoSet ? GPROffset : 0, 4); // reg_offset + + OS.EmitIntValue(FPRInfoSet ? FPRBitMask : 0, 4); // fpreg_mask + OS.EmitIntValue(FPRInfoSet ? FPROffset : 0, 4); // fpreg_offset + + OS.EmitIntValue(FrameInfoSet ? FrameOffset : 0, 4); // frame_offset + OS.EmitIntValue(FrameInfoSet ? FrameReg : 0, 4); // frame_reg + OS.EmitIntValue(FrameInfoSet ? ReturnReg : 0, 4); // return_reg + + // The .end directive marks the end of a procedure. Invalidate + // the information gathered up until this point. + GPRInfoSet = FPRInfoSet = FrameInfoSet = false; + + OS.PopSection(); } void MipsTargetELFStreamer::emitDirectiveEnt(const MCSymbol &Symbol) { - // FIXME: implement. + GPRInfoSet = FPRInfoSet = FrameInfoSet = false; } void MipsTargetELFStreamer::emitDirectiveAbiCalls() { @@ -482,37 +573,31 @@ void MipsTargetELFStreamer::emitDirectiveOptionPic2() { } void MipsTargetELFStreamer::emitFrame(unsigned StackReg, unsigned StackSize, - unsigned ReturnReg) { - // FIXME: implement. + unsigned ReturnReg_) { + MCContext &Context = getStreamer().getAssembler().getContext(); + const MCRegisterInfo *RegInfo = Context.getRegisterInfo(); + + FrameInfoSet = true; + FrameReg = RegInfo->getEncodingValue(StackReg); + FrameOffset = StackSize; + ReturnReg = RegInfo->getEncodingValue(ReturnReg_); } void MipsTargetELFStreamer::emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) { - // FIXME: implement. + GPRInfoSet = true; + GPRBitMask = CPUBitmask; + GPROffset = CPUTopSavedRegOff; } void MipsTargetELFStreamer::emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) { - // FIXME: implement. -} - -void MipsTargetELFStreamer::emitDirectiveSetMips32R2() { - setCanHaveModuleDir(false); -} - -void MipsTargetELFStreamer::emitDirectiveSetMips64() { - setCanHaveModuleDir(false); -} - -void MipsTargetELFStreamer::emitDirectiveSetMips64R2() { - setCanHaveModuleDir(false); -} - -void MipsTargetELFStreamer::emitDirectiveSetDsp() { - setCanHaveModuleDir(false); + FPRInfoSet = true; + FPRBitMask = FPUBitmask; + FPROffset = FPUTopSavedRegOff; } -void MipsTargetELFStreamer::emitDirectiveCpload(unsigned RegNo) { +void MipsTargetELFStreamer::emitDirectiveCpLoad(unsigned RegNo) { // .cpload $reg // This directive expands to: // lui $gp, %hi(_gp_disp) @@ -560,7 +645,7 @@ void MipsTargetELFStreamer::emitDirectiveCpload(unsigned RegNo) { TmpInst.addOperand(MCOperand::CreateReg(RegNo)); getStreamer().EmitInstruction(TmpInst, STI); - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetELFStreamer::emitDirectiveCpsetup(unsigned RegNo, @@ -617,7 +702,7 @@ void MipsTargetELFStreamer::emitDirectiveCpsetup(unsigned RegNo, Inst.addOperand(MCOperand::CreateReg(RegNo)); getStreamer().EmitInstruction(Inst, STI); - setCanHaveModuleDir(false); + forbidModuleDirective(); } void MipsTargetELFStreamer::emitMipsAbiFlags() { |