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-rw-r--r--contrib/llvm/lib/Target/Mips/MipsTargetStreamer.h259
1 files changed, 259 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/Mips/MipsTargetStreamer.h b/contrib/llvm/lib/Target/Mips/MipsTargetStreamer.h
new file mode 100644
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--- /dev/null
+++ b/contrib/llvm/lib/Target/Mips/MipsTargetStreamer.h
@@ -0,0 +1,259 @@
+//===-- MipsTargetStreamer.h - Mips Target Streamer ------------*- C++ -*--===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_MIPS_MIPSTARGETSTREAMER_H
+#define LLVM_LIB_TARGET_MIPS_MIPSTARGETSTREAMER_H
+
+#include "MCTargetDesc/MipsABIFlagsSection.h"
+#include "MCTargetDesc/MipsABIInfo.h"
+#include "llvm/ADT/Optional.h"
+#include "llvm/MC/MCELFStreamer.h"
+#include "llvm/MC/MCRegisterInfo.h"
+#include "llvm/MC/MCStreamer.h"
+
+namespace llvm {
+
+struct MipsABIFlagsSection;
+
+class MipsTargetStreamer : public MCTargetStreamer {
+public:
+ MipsTargetStreamer(MCStreamer &S);
+ virtual void emitDirectiveSetMicroMips();
+ virtual void emitDirectiveSetNoMicroMips();
+ virtual void emitDirectiveSetMips16();
+ virtual void emitDirectiveSetNoMips16();
+
+ virtual void emitDirectiveSetReorder();
+ virtual void emitDirectiveSetNoReorder();
+ virtual void emitDirectiveSetMacro();
+ virtual void emitDirectiveSetNoMacro();
+ virtual void emitDirectiveSetMsa();
+ virtual void emitDirectiveSetNoMsa();
+ virtual void emitDirectiveSetAt();
+ virtual void emitDirectiveSetAtWithArg(unsigned RegNo);
+ virtual void emitDirectiveSetNoAt();
+ virtual void emitDirectiveEnd(StringRef Name);
+
+ virtual void emitDirectiveEnt(const MCSymbol &Symbol);
+ virtual void emitDirectiveAbiCalls();
+ virtual void emitDirectiveNaN2008();
+ virtual void emitDirectiveNaNLegacy();
+ virtual void emitDirectiveOptionPic0();
+ virtual void emitDirectiveOptionPic2();
+ virtual void emitDirectiveInsn();
+ virtual void emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg);
+ virtual void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff);
+ virtual void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff);
+
+ virtual void emitDirectiveSetArch(StringRef Arch);
+ virtual void emitDirectiveSetMips0();
+ virtual void emitDirectiveSetMips1();
+ virtual void emitDirectiveSetMips2();
+ virtual void emitDirectiveSetMips3();
+ virtual void emitDirectiveSetMips4();
+ virtual void emitDirectiveSetMips5();
+ virtual void emitDirectiveSetMips32();
+ virtual void emitDirectiveSetMips32R2();
+ virtual void emitDirectiveSetMips32R3();
+ virtual void emitDirectiveSetMips32R5();
+ virtual void emitDirectiveSetMips32R6();
+ virtual void emitDirectiveSetMips64();
+ virtual void emitDirectiveSetMips64R2();
+ virtual void emitDirectiveSetMips64R3();
+ virtual void emitDirectiveSetMips64R5();
+ virtual void emitDirectiveSetMips64R6();
+ virtual void emitDirectiveSetDsp();
+ virtual void emitDirectiveSetNoDsp();
+ virtual void emitDirectiveSetPop();
+ virtual void emitDirectiveSetPush();
+ virtual void emitDirectiveSetSoftFloat();
+ virtual void emitDirectiveSetHardFloat();
+
+ // PIC support
+ virtual void emitDirectiveCpLoad(unsigned RegNo);
+ virtual void emitDirectiveCpRestore(SmallVector<MCInst, 3> &StoreInsts,
+ int Offset);
+ virtual void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg);
+ virtual void emitDirectiveCpreturn(unsigned SaveLocation,
+ bool SaveLocationIsRegister);
+
+ // FP abiflags directives
+ virtual void emitDirectiveModuleFP();
+ virtual void emitDirectiveModuleOddSPReg();
+ virtual void emitDirectiveModuleSoftFloat();
+ virtual void emitDirectiveModuleHardFloat();
+ virtual void emitDirectiveSetFp(MipsABIFlagsSection::FpABIKind Value);
+ virtual void emitDirectiveSetOddSPReg();
+ virtual void emitDirectiveSetNoOddSPReg();
+
+ void forbidModuleDirective() { ModuleDirectiveAllowed = false; }
+ void reallowModuleDirective() { ModuleDirectiveAllowed = true; }
+ bool isModuleDirectiveAllowed() { return ModuleDirectiveAllowed; }
+
+ // This method enables template classes to set internal abi flags
+ // structure values.
+ template <class PredicateLibrary>
+ void updateABIInfo(const PredicateLibrary &P) {
+ ABI = P.getABI();
+ ABIFlagsSection.setAllFromPredicates(P);
+ }
+
+ MipsABIFlagsSection &getABIFlagsSection() { return ABIFlagsSection; }
+ const MipsABIInfo &getABI() const {
+ assert(ABI.hasValue() && "ABI hasn't been set!");
+ return *ABI;
+ }
+
+protected:
+ llvm::Optional<MipsABIInfo> ABI;
+ MipsABIFlagsSection ABIFlagsSection;
+
+ bool GPRInfoSet;
+ unsigned GPRBitMask;
+ int GPROffset;
+
+ bool FPRInfoSet;
+ unsigned FPRBitMask;
+ int FPROffset;
+
+ bool FrameInfoSet;
+ int FrameOffset;
+ unsigned FrameReg;
+ unsigned ReturnReg;
+
+private:
+ bool ModuleDirectiveAllowed;
+};
+
+// This part is for ascii assembly output
+class MipsTargetAsmStreamer : public MipsTargetStreamer {
+ formatted_raw_ostream &OS;
+
+public:
+ MipsTargetAsmStreamer(MCStreamer &S, formatted_raw_ostream &OS);
+ void emitDirectiveSetMicroMips() override;
+ void emitDirectiveSetNoMicroMips() override;
+ void emitDirectiveSetMips16() override;
+ void emitDirectiveSetNoMips16() override;
+
+ void emitDirectiveSetReorder() override;
+ void emitDirectiveSetNoReorder() override;
+ void emitDirectiveSetMacro() override;
+ void emitDirectiveSetNoMacro() override;
+ void emitDirectiveSetMsa() override;
+ void emitDirectiveSetNoMsa() override;
+ void emitDirectiveSetAt() override;
+ void emitDirectiveSetAtWithArg(unsigned RegNo) override;
+ void emitDirectiveSetNoAt() override;
+ void emitDirectiveEnd(StringRef Name) override;
+
+ void emitDirectiveEnt(const MCSymbol &Symbol) override;
+ void emitDirectiveAbiCalls() override;
+ void emitDirectiveNaN2008() override;
+ void emitDirectiveNaNLegacy() override;
+ void emitDirectiveOptionPic0() override;
+ void emitDirectiveOptionPic2() override;
+ void emitDirectiveInsn() override;
+ void emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg) override;
+ void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
+ void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
+
+ void emitDirectiveSetArch(StringRef Arch) override;
+ void emitDirectiveSetMips0() override;
+ void emitDirectiveSetMips1() override;
+ void emitDirectiveSetMips2() override;
+ void emitDirectiveSetMips3() override;
+ void emitDirectiveSetMips4() override;
+ void emitDirectiveSetMips5() override;
+ void emitDirectiveSetMips32() override;
+ void emitDirectiveSetMips32R2() override;
+ void emitDirectiveSetMips32R3() override;
+ void emitDirectiveSetMips32R5() override;
+ void emitDirectiveSetMips32R6() override;
+ void emitDirectiveSetMips64() override;
+ void emitDirectiveSetMips64R2() override;
+ void emitDirectiveSetMips64R3() override;
+ void emitDirectiveSetMips64R5() override;
+ void emitDirectiveSetMips64R6() override;
+ void emitDirectiveSetDsp() override;
+ void emitDirectiveSetNoDsp() override;
+ void emitDirectiveSetPop() override;
+ void emitDirectiveSetPush() override;
+ void emitDirectiveSetSoftFloat() override;
+ void emitDirectiveSetHardFloat() override;
+
+ // PIC support
+ void emitDirectiveCpLoad(unsigned RegNo) override;
+ void emitDirectiveCpRestore(SmallVector<MCInst, 3> &StoreInsts,
+ int Offset) override;
+ void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg) override;
+ void emitDirectiveCpreturn(unsigned SaveLocation,
+ bool SaveLocationIsRegister) override;
+
+ // FP abiflags directives
+ void emitDirectiveModuleFP() override;
+ void emitDirectiveModuleOddSPReg() override;
+ void emitDirectiveModuleSoftFloat() override;
+ void emitDirectiveModuleHardFloat() override;
+ void emitDirectiveSetFp(MipsABIFlagsSection::FpABIKind Value) override;
+ void emitDirectiveSetOddSPReg() override;
+ void emitDirectiveSetNoOddSPReg() override;
+};
+
+// This part is for ELF object output
+class MipsTargetELFStreamer : public MipsTargetStreamer {
+ bool MicroMipsEnabled;
+ const MCSubtargetInfo &STI;
+ bool Pic;
+
+public:
+ bool isMicroMipsEnabled() const { return MicroMipsEnabled; }
+ MCELFStreamer &getStreamer();
+ MipsTargetELFStreamer(MCStreamer &S, const MCSubtargetInfo &STI);
+
+ void emitLabel(MCSymbol *Symbol) override;
+ void emitAssignment(MCSymbol *Symbol, const MCExpr *Value) override;
+ void finish() override;
+
+ void emitDirectiveSetMicroMips() override;
+ void emitDirectiveSetNoMicroMips() override;
+ void emitDirectiveSetMips16() override;
+
+ void emitDirectiveSetNoReorder() override;
+ void emitDirectiveEnd(StringRef Name) override;
+
+ void emitDirectiveEnt(const MCSymbol &Symbol) override;
+ void emitDirectiveAbiCalls() override;
+ void emitDirectiveNaN2008() override;
+ void emitDirectiveNaNLegacy() override;
+ void emitDirectiveOptionPic0() override;
+ void emitDirectiveOptionPic2() override;
+ void emitDirectiveInsn() override;
+ void emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg) override;
+ void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
+ void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
+
+ // PIC support
+ void emitDirectiveCpLoad(unsigned RegNo) override;
+ void emitDirectiveCpRestore(SmallVector<MCInst, 3> &StoreInsts,
+ int Offset) override;
+ void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg) override;
+ void emitDirectiveCpreturn(unsigned SaveLocation,
+ bool SaveLocationIsRegister) override;
+
+ void emitMipsAbiFlags();
+};
+}
+#endif
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