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Diffstat (limited to 'lib/Target/Mips/MipsTargetStreamer.h')
-rw-r--r--lib/Target/Mips/MipsTargetStreamer.h177
1 files changed, 167 insertions, 10 deletions
diff --git a/lib/Target/Mips/MipsTargetStreamer.h b/lib/Target/Mips/MipsTargetStreamer.h
index 96966fd7cbc0..99f7d4c92cfb 100644
--- a/lib/Target/Mips/MipsTargetStreamer.h
+++ b/lib/Target/Mips/MipsTargetStreamer.h
@@ -12,14 +12,83 @@
#include "llvm/MC/MCELFStreamer.h"
#include "llvm/MC/MCStreamer.h"
+#include "MCTargetDesc/MipsABIFlagsSection.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;
+ 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 emitDirectiveSetAt();
+ 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 emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg);
+ virtual void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff);
+ virtual void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff);
+
+ virtual void emitDirectiveSetMips32R2();
+ virtual void emitDirectiveSetMips64();
+ virtual void emitDirectiveSetMips64R2();
+ virtual void emitDirectiveSetDsp();
+
+ // 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){};
+ virtual void emitMipsAbiFlags(){};
+ void setCanHaveModuleDir(bool Can) { canHaveModuleDirective = Can; }
+ bool getCanHaveModuleDir() { return canHaveModuleDirective; }
+
+ // This method enables template classes to set internal abi flags
+ // structure values.
+ template <class PredicateLibrary>
+ void updateABIInfo(const PredicateLibrary &P) {
+ ABIFlagsSection.setAllFromPredicates(P);
+ }
+
+ MipsABIFlagsSection &getABIFlagsSection() { return ABIFlagsSection; }
+
+protected:
+ MipsABIFlagsSection ABIFlagsSection;
+
+private:
+ bool canHaveModuleDirective;
};
// This part is for ascii assembly output
@@ -27,18 +96,106 @@ 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(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 emitDirectiveSetAt() 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 emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg) override;
+ void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
+ void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
+
+ void emitDirectiveSetMips32R2() override;
+ void emitDirectiveSetMips64() override;
+ void emitDirectiveSetMips64R2() override;
+ void emitDirectiveSetDsp() override;
+
+ // PIC support
+ virtual void emitDirectiveCpload(unsigned RegNo);
+ 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;
+ void emitMipsAbiFlags() 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();
- virtual void emitMipsHackELFFlags(unsigned Flags);
- virtual void emitMipsHackSTOCG(MCSymbol *Sym, unsigned Val);
+ 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 emitDirectiveSetNoMips16() override;
+
+ void emitDirectiveSetReorder() override;
+ void emitDirectiveSetNoReorder() override;
+ void emitDirectiveSetMacro() override;
+ void emitDirectiveSetNoMacro() override;
+ void emitDirectiveSetAt() 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 emitFrame(unsigned StackReg, unsigned StackSize,
+ unsigned ReturnReg) override;
+ void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
+ void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
+
+ void emitDirectiveSetMips32R2() override;
+ void emitDirectiveSetMips64() override;
+ void emitDirectiveSetMips64R2() override;
+ void emitDirectiveSetDsp() override;
+
+ // PIC support
+ virtual void emitDirectiveCpload(unsigned RegNo);
+ void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
+ const MCSymbol &Sym, bool IsReg) override;
+
+ // ABI Flags
+ void emitDirectiveModuleOddSPReg(bool Enabled, bool IsO32ABI) override;
+ void emitMipsAbiFlags() override;
+
+protected:
+ bool isO32() const { return STI.getFeatureBits() & Mips::FeatureO32; }
+ bool isN32() const { return STI.getFeatureBits() & Mips::FeatureN32; }
+ bool isN64() const { return STI.getFeatureBits() & Mips::FeatureN64; }
};
}
-
#endif
generated by cgit v1.3 (git 2.53.0) at 2026-07-28 10:52:38 +0000