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() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetReorder() {
- setCanHaveModuleDir(false);
-}
+void MipsTargetStreamer::emitDirectiveSetNoMips16() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetReorder() { forbidModuleDirective(); }
void MipsTargetStreamer::emitDirectiveSetNoReorder() {}
-void MipsTargetStreamer::emitDirectiveSetMacro() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetNoMacro() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMsa() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetNoMsa() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetAt() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetNoAt() { setCanHaveModuleDir(false); }
+void MipsTargetStreamer::emitDirectiveSetMacro() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetNoMacro() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMsa() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetNoMsa() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetAt() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetAtWithArg(unsigned RegNo) {
+ forbidModuleDirective();
+}
+void MipsTargetStreamer::emitDirectiveSetNoAt() { forbidModuleDirective(); }
void MipsTargetStreamer::emitDirectiveEnd(StringRef Name) {}
void MipsTargetStreamer::emitDirectiveEnt(const MCSymbol &Symbol) {}
void MipsTargetStreamer::emitDirectiveAbiCalls() {}
void MipsTargetStreamer::emitDirectiveNaNLegacy() {}
void MipsTargetStreamer::emitDirectiveOptionPic0() {}
void MipsTargetStreamer::emitDirectiveOptionPic2() {}
+void MipsTargetStreamer::emitDirectiveInsn() { forbidModuleDirective(); }
void MipsTargetStreamer::emitFrame(unsigned StackReg, unsigned StackSize,
unsigned ReturnReg) {}
void MipsTargetStreamer::emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) {}
void MipsTargetStreamer::emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) {
}
-void MipsTargetStreamer::emitDirectiveSetMips1() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetMips2() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetMips3() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetMips4() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetMips5() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveSetMips32() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMips32R2() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMips32R6() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMips64() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMips64R2() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetMips64R6() {
- setCanHaveModuleDir(false);
-}
-void MipsTargetStreamer::emitDirectiveSetDsp() { setCanHaveModuleDir(false); }
-void MipsTargetStreamer::emitDirectiveCpload(unsigned RegNo) {}
+void MipsTargetStreamer::emitDirectiveSetArch(StringRef Arch) {
+ forbidModuleDirective();
+}
+void MipsTargetStreamer::emitDirectiveSetMips0() { forbidModuleDirective(); }
+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::emitDirectiveSetMips32R3() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips32R5() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips32R6() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips64() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips64R2() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips64R3() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips64R5() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetMips64R6() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetPop() { forbidModuleDirective(); }
+void MipsTargetStreamer::emitDirectiveSetPush() { forbidModuleDirective(); }
+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) {
}
if (!Enabled && !IsO32ABI)
report_fatal_error("+nooddspreg is only valid for O32");
}
+void MipsTargetStreamer::emitDirectiveSetFp(
+ MipsABIFlagsSection::FpABIKind Value) {
+ forbidModuleDirective();
+}
MipsTargetAsmStreamer::MipsTargetAsmStreamer(MCStreamer &S,
formatted_raw_ostream &OS)
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() {
void MipsTargetAsmStreamer::emitDirectiveSetNoReorder() {
OS << "\t.set\tnoreorder\n";
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetAsmStreamer::emitDirectiveSetMacro() {
MipsTargetStreamer::emitDirectiveSetAt();
}
+void MipsTargetAsmStreamer::emitDirectiveSetAtWithArg(unsigned RegNo) {
+ OS << "\t.set\tat=$" << Twine(RegNo) << "\n";
+ MipsTargetStreamer::emitDirectiveSetAtWithArg(RegNo);
+}
+
void MipsTargetAsmStreamer::emitDirectiveSetNoAt() {
OS << "\t.set\tnoat\n";
MipsTargetStreamer::emitDirectiveSetNoAt();
OS << "\t.option\tpic2\n";
}
+void MipsTargetAsmStreamer::emitDirectiveInsn() {
+ MipsTargetStreamer::emitDirectiveInsn();
+ OS << "\t.insn\n";
+}
+
void MipsTargetAsmStreamer::emitFrame(unsigned StackReg, unsigned StackSize,
unsigned ReturnReg) {
OS << "\t.frame\t$"
<< 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";
+ MipsTargetStreamer::emitDirectiveSetMips0();
+}
+
void MipsTargetAsmStreamer::emitDirectiveSetMips1() {
OS << "\t.set\tmips1\n";
MipsTargetStreamer::emitDirectiveSetMips1();
MipsTargetStreamer::emitDirectiveSetMips32R2();
}
+void MipsTargetAsmStreamer::emitDirectiveSetMips32R3() {
+ OS << "\t.set\tmips32r3\n";
+ MipsTargetStreamer::emitDirectiveSetMips32R3();
+}
+
+void MipsTargetAsmStreamer::emitDirectiveSetMips32R5() {
+ OS << "\t.set\tmips32r5\n";
+ MipsTargetStreamer::emitDirectiveSetMips32R5();
+}
+
void MipsTargetAsmStreamer::emitDirectiveSetMips32R6() {
OS << "\t.set\tmips32r6\n";
MipsTargetStreamer::emitDirectiveSetMips32R6();
MipsTargetStreamer::emitDirectiveSetMips64R2();
}
+void MipsTargetAsmStreamer::emitDirectiveSetMips64R3() {
+ OS << "\t.set\tmips64r3\n";
+ MipsTargetStreamer::emitDirectiveSetMips64R3();
+}
+
+void MipsTargetAsmStreamer::emitDirectiveSetMips64R5() {
+ OS << "\t.set\tmips64r5\n";
+ MipsTargetStreamer::emitDirectiveSetMips64R5();
+}
+
void MipsTargetAsmStreamer::emitDirectiveSetMips64R6() {
OS << "\t.set\tmips64r6\n";
MipsTargetStreamer::emitDirectiveSetMips64R6();
OS << "\t.set\tdsp\n";
MipsTargetStreamer::emitDirectiveSetDsp();
}
+
+void MipsTargetAsmStreamer::emitDirectiveSetNoDsp() {
+ OS << "\t.set\tnodsp\n";
+ MipsTargetStreamer::emitDirectiveSetNoDsp();
+}
+
+void MipsTargetAsmStreamer::emitDirectiveSetPop() {
+ OS << "\t.set\tpop\n";
+ MipsTargetStreamer::emitDirectiveSetPop();
+}
+
+void MipsTargetAsmStreamer::emitDirectiveSetPush() {
+ OS << "\t.set\tpush\n";
+ MipsTargetStreamer::emitDirectiveSetPush();
+}
+
// Print a 32 bit hex number with all numbers.
static void printHex32(unsigned Value, raw_ostream &OS) {
OS << "0x";
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,
OS << ", ";
OS << Sym.getName() << "\n";
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetAsmStreamer::emitDirectiveModuleFP(
void MipsTargetAsmStreamer::emitDirectiveSetFp(
MipsABIFlagsSection::FpABIKind Value) {
+ MipsTargetStreamer::emitDirectiveSetFp(Value);
+
StringRef ModuleValue;
OS << "\t.set\tfp=";
OS << ABIFlagsSection.getFpABIString(Value) << "\n";
}
-void MipsTargetAsmStreamer::emitMipsAbiFlags() {
- // No action required for text output.
-}
-
void MipsTargetAsmStreamer::emitDirectiveModuleOddSPReg(bool Enabled,
bool IsO32ABI) {
MipsTargetStreamer::emitDirectiveModuleOddSPReg(Enabled, IsO32ABI);
const MCSubtargetInfo &STI)
: MipsTargetStreamer(S), MicroMipsEnabled(false), STI(STI) {
MCAssembler &MCA = getStreamer().getAssembler();
+ Pic = MCA.getContext().getObjectFileInfo()->getRelocM() == Reloc::PIC_;
+
uint64_t Features = STI.getFeatureBits();
- Triple T(STI.getTargetTriple());
- Pic = (MCA.getContext().getObjectFileInfo()->getRelocM() == Reloc::PIC_)
- ? true
- : false;
- // Update e_header flags
- unsigned EFlags = 0;
+ // Set the header flags that we can in the constructor.
+ // FIXME: This is a fairly terrible hack. We set the rest
+ // of these in the destructor. The problem here is two-fold:
+ //
+ // a: Some of the eflags can be set/reset by directives.
+ // b: There aren't any usage paths that initialize the ABI
+ // pointer until after we initialize either an assembler
+ // or the target machine.
+ // We can fix this by making the target streamer construct
+ // the ABI, but this is fraught with wide ranging dependency
+ // issues as well.
+ unsigned EFlags = MCA.getELFHeaderEFlags();
// Architecture
if (Features & Mips::FeatureMips64r6)
EFlags |= ELF::EF_MIPS_ARCH_64R6;
- else if (Features & Mips::FeatureMips64r2)
+ else if (Features & Mips::FeatureMips64r2 ||
+ Features & Mips::FeatureMips64r3 ||
+ Features & Mips::FeatureMips64r5)
EFlags |= ELF::EF_MIPS_ARCH_64R2;
else if (Features & Mips::FeatureMips64)
EFlags |= ELF::EF_MIPS_ARCH_64;
EFlags |= ELF::EF_MIPS_ARCH_3;
else if (Features & Mips::FeatureMips32r6)
EFlags |= ELF::EF_MIPS_ARCH_32R6;
- else if (Features & Mips::FeatureMips32r2)
+ else if (Features & Mips::FeatureMips32r2 ||
+ Features & Mips::FeatureMips32r3 ||
+ Features & Mips::FeatureMips32r5)
EFlags |= ELF::EF_MIPS_ARCH_32R2;
else if (Features & Mips::FeatureMips32)
EFlags |= ELF::EF_MIPS_ARCH_32;
else
EFlags |= ELF::EF_MIPS_ARCH_1;
- // ABI
- // N64 does not require any ABI bits.
- if (Features & Mips::FeatureO32)
- EFlags |= ELF::EF_MIPS_ABI_O32;
- else if (Features & Mips::FeatureN32)
- EFlags |= ELF::EF_MIPS_ABI2;
-
- if (Features & Mips::FeatureGP64Bit) {
- if (Features & Mips::FeatureO32)
- EFlags |= ELF::EF_MIPS_32BITMODE; /* Compatibility Mode */
- } else if (Features & Mips::FeatureMips64r2 || Features & Mips::FeatureMips64)
- EFlags |= ELF::EF_MIPS_32BITMODE;
-
// Other options.
if (Features & Mips::FeatureNaN2008)
EFlags |= ELF::EF_MIPS_NAN2008;
// -mabicalls and -mplt are not implemented but we should act as if they were
// given.
EFlags |= ELF::EF_MIPS_CPIC;
- if (Features & Mips::FeatureN64)
- EFlags |= ELF::EF_MIPS_PIC;
MCA.setELFHeaderEFlags(EFlags);
}
DataSectionData.setAlignment(std::max(16u, DataSectionData.getAlignment()));
BSSSectionData.setAlignment(std::max(16u, BSSSectionData.getAlignment()));
+ uint64_t Features = STI.getFeatureBits();
+
+ // Update e_header flags. See the FIXME and comment above in
+ // the constructor for a full rundown on this.
+ unsigned EFlags = MCA.getELFHeaderEFlags();
+
+ // ABI
+ // N64 does not require any ABI bits.
+ if (getABI().IsO32())
+ EFlags |= ELF::EF_MIPS_ABI_O32;
+ else if (getABI().IsN32())
+ EFlags |= ELF::EF_MIPS_ABI2;
+
+ if (Features & Mips::FeatureGP64Bit) {
+ if (getABI().IsO32())
+ EFlags |= ELF::EF_MIPS_32BITMODE; /* Compatibility Mode */
+ } else if (Features & Mips::FeatureMips64r2 || Features & Mips::FeatureMips64)
+ EFlags |= ELF::EF_MIPS_32BITMODE;
+
+ // If we've set the cpic eflag and we're n64, go ahead and set the pic
+ // one as well.
+ if (EFlags & ELF::EF_MIPS_CPIC && getABI().IsN64())
+ EFlags |= ELF::EF_MIPS_PIC;
+
+ MCA.setELFHeaderEFlags(EFlags);
+
// Emit all the option records.
// At the moment we are only emitting .Mips.options (ODK_REGINFO) and
// .reginfo.
const MCSymbol &RhsSym =
static_cast<const MCSymbolRefExpr *>(Value)->getSymbol();
MCSymbolData &Data = getStreamer().getOrCreateSymbolData(&RhsSym);
- uint8_t Type = MCELF::GetType(Data);
- if ((Type != ELF::STT_FUNC) ||
- !(MCELF::getOther(Data) & (ELF::STO_MIPS_MICROMIPS >> 2)))
+
+ if (!(MCELF::getOther(Data) & (ELF::STO_MIPS_MICROMIPS >> 2)))
return;
MCSymbolData &SymbolData = getStreamer().getOrCreateSymbolData(Symbol);
unsigned Flags = MCA.getELFHeaderEFlags();
Flags |= ELF::EF_MIPS_MICROMIPS;
MCA.setELFHeaderEFlags(Flags);
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitDirectiveSetNoMicroMips() {
MicroMipsEnabled = false;
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitDirectiveSetMips16() {
unsigned Flags = MCA.getELFHeaderEFlags();
Flags |= ELF::EF_MIPS_ARCH_ASE_M16;
MCA.setELFHeaderEFlags(Flags);
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitDirectiveSetNoReorder() {
unsigned Flags = MCA.getELFHeaderEFlags();
Flags |= ELF::EF_MIPS_NOREORDER;
MCA.setELFHeaderEFlags(Flags);
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitDirectiveEnd(StringRef Name) {
MCContext &Context = MCA.getContext();
MCStreamer &OS = getStreamer();
- const MCSectionELF *Sec = Context.getELFSection(".pdr", ELF::SHT_PROGBITS,
- ELF::SHF_ALLOC | ELF::SHT_REL,
- SectionKind::getMetadata());
+ const MCSectionELF *Sec = Context.getELFSection(
+ ".pdr", ELF::SHT_PROGBITS, ELF::SHF_ALLOC | ELF::SHT_REL);
const MCSymbolRefExpr *ExprRef =
MCSymbolRefExpr::Create(Name, MCSymbolRefExpr::VK_None, Context);
MCA.setELFHeaderEFlags(Flags);
}
+void MipsTargetELFStreamer::emitDirectiveInsn() {
+ MipsTargetStreamer::emitDirectiveInsn();
+ MipsELFStreamer &MEF = static_cast<MipsELFStreamer &>(Streamer);
+ MEF.createPendingLabelRelocs();
+}
+
void MipsTargetELFStreamer::emitFrame(unsigned StackReg, unsigned StackSize,
unsigned ReturnReg_) {
MCContext &Context = getStreamer().getAssembler().getContext();
FPROffset = FPUTopSavedRegOff;
}
-void MipsTargetELFStreamer::emitDirectiveCpload(unsigned RegNo) {
+void MipsTargetELFStreamer::emitDirectiveCpLoad(unsigned RegNo) {
// .cpload $reg
// This directive expands to:
// lui $gp, %hi(_gp_disp)
// addui $gp, $gp, %lo(_gp_disp)
// addu $gp, $gp, $reg
// when support for position independent code is enabled.
- if (!Pic || (isN32() || isN64()))
+ if (!Pic || (getABI().IsN32() || getABI().IsN64()))
return;
// There's a GNU extension controlled by -mno-shared that allows
TmpInst.addOperand(MCOperand::CreateReg(RegNo));
getStreamer().EmitInstruction(TmpInst, STI);
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitDirectiveCpsetup(unsigned RegNo,
const MCSymbol &Sym,
bool IsReg) {
// Only N32 and N64 emit anything for .cpsetup iff PIC is set.
- if (!Pic || !(isN32() || isN64()))
+ if (!Pic || !(getABI().IsN32() || getABI().IsN64()))
return;
MCAssembler &MCA = getStreamer().getAssembler();
Inst.clear();
const MCSymbolRefExpr *HiExpr = MCSymbolRefExpr::Create(
- Sym.getName(), MCSymbolRefExpr::VK_Mips_GPOFF_HI, MCA.getContext());
+ &Sym, MCSymbolRefExpr::VK_Mips_GPOFF_HI, MCA.getContext());
const MCSymbolRefExpr *LoExpr = MCSymbolRefExpr::Create(
- Sym.getName(), MCSymbolRefExpr::VK_Mips_GPOFF_LO, MCA.getContext());
+ &Sym, MCSymbolRefExpr::VK_Mips_GPOFF_LO, MCA.getContext());
+
// lui $gp, %hi(%neg(%gp_rel(funcSym)))
Inst.setOpcode(Mips::LUi);
Inst.addOperand(MCOperand::CreateReg(Mips::GP));
Inst.addOperand(MCOperand::CreateReg(RegNo));
getStreamer().EmitInstruction(Inst, STI);
- setCanHaveModuleDir(false);
+ forbidModuleDirective();
}
void MipsTargetELFStreamer::emitMipsAbiFlags() {
MCAssembler &MCA = getStreamer().getAssembler();
MCContext &Context = MCA.getContext();
MCStreamer &OS = getStreamer();
- const MCSectionELF *Sec =
- Context.getELFSection(".MIPS.abiflags", ELF::SHT_MIPS_ABIFLAGS,
- ELF::SHF_ALLOC, SectionKind::getMetadata(), 24, "");
+ const MCSectionELF *Sec = Context.getELFSection(
+ ".MIPS.abiflags", ELF::SHT_MIPS_ABIFLAGS, ELF::SHF_ALLOC, 24, "");
MCSectionData &ABIShndxSD = MCA.getOrCreateSectionData(*Sec);
ABIShndxSD.setAlignment(8);
OS.SwitchSection(Sec);
projects / oota-llvm.git / blobdiff