//
//===----------------------------------------------------------------------===//
-#ifndef MIPSTARGETSTREAMER_H
-#define MIPSTARGETSTREAMER_H
+#ifndef LLVM_LIB_TARGET_MIPS_MIPSTARGETSTREAMER_H
+#define LLVM_LIB_TARGET_MIPS_MIPSTARGETSTREAMER_H
+#include "MCTargetDesc/MipsABIFlagsSection.h"
+#include "MCTargetDesc/MipsABIInfo.h"
#include "llvm/MC/MCELFStreamer.h"
+#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCStreamer.h"
namespace llvm {
-class MipsTargetStreamer : public MCTargetStreamer {
- virtual void anchor();
+struct MipsABIFlagsSection;
+
+class MipsTargetStreamer : public MCTargetStreamer {
public:
- virtual void emitMipsHackELFFlags(unsigned Flags) = 0;
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val) = 0;
- virtual void emitDirectiveAbiCalls() = 0;
- virtual void emitDirectiveOptionPic0() = 0;
+ 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();
+
+ // PIC support
+ virtual void emitDirectiveCpLoad(unsigned RegNo);
+ virtual void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg);
+
+ /// Emit a '.module fp=value' directive using the given values.
+ /// Updates the .MIPS.abiflags section
+ virtual void emitDirectiveModuleFP(MipsABIFlagsSection::FpABIKind Value,
+ bool Is32BitABI) {
+ ABIFlagsSection.setFpABI(Value, Is32BitABI);
+ }
+
+ /// Emit a '.module fp=value' directive using the current values of the
+ /// .MIPS.abiflags section.
+ void emitDirectiveModuleFP() {
+ emitDirectiveModuleFP(ABIFlagsSection.getFpABI(),
+ ABIFlagsSection.Is32BitABI);
+ }
+
+ virtual void emitDirectiveModuleOddSPReg(bool Enabled, bool IsO32ABI);
+ virtual void emitDirectiveSetFp(MipsABIFlagsSection::FpABIKind Value);
+ 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 && "ABI hasn't been set!");
+ return *ABI;
+ }
+
+protected:
+ const 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
formatted_raw_ostream &OS;
public:
- MipsTargetAsmStreamer(formatted_raw_ostream &OS);
- virtual void emitMipsHackELFFlags(unsigned Flags);
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val);
- virtual void emitDirectiveAbiCalls();
- virtual void emitDirectiveOptionPic0();
+ 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;
+
+ // PIC support
+ void emitDirectiveCpLoad(unsigned RegNo) override;
+ void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg) override;
+
+ // ABI Flags
+ void emitDirectiveModuleFP(MipsABIFlagsSection::FpABIKind Value,
+ bool Is32BitABI) override;
+ void emitDirectiveModuleOddSPReg(bool Enabled, bool IsO32ABI) override;
+ void emitDirectiveSetFp(MipsABIFlagsSection::FpABIKind Value) 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();
- // FIXME: emitMipsHackELFFlags() will be removed from this class.
- virtual void emitMipsHackELFFlags(unsigned Flags);
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val);
- virtual void emitDirectiveAbiCalls();
- virtual void emitDirectiveOptionPic0();
+ 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 emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg) override;
+
+ // ABI Flags
+ void emitDirectiveModuleOddSPReg(bool Enabled, bool IsO32ABI) override;
+ void emitMipsAbiFlags();
};
}
#endif