-//===-- MipsASMBackend.cpp - ---------===//
+//===-- MipsASMBackend.cpp - Mips Asm Backend ----------------------------===//
//
// The LLVM Compiler Infrastructure
//
namespace {
class MipsAsmBackend : public MCAsmBackend {
+ Triple::OSType OSType;
+ bool IsLittle; // Big or little endian
+
public:
- MipsAsmBackend(const Target &T) : MCAsmBackend() {}
+ MipsAsmBackend(const Target &T, Triple::OSType _OSType, bool _isLittle) :
+ MCAsmBackend(), OSType(_OSType), IsLittle(_isLittle) {}
+
+ MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
+ return createMipsELFObjectWriter(OS, OSType, IsLittle);
+ }
/// ApplyFixup - Apply the \arg Value for given \arg Fixup into the provided
/// data fragment, at the offset specified by the fixup and following the
/// fixup kind as appropriate.
- void ApplyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
+ void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
uint64_t Value) const {
MCFixupKind Kind = Fixup.getKind();
Value = adjustFixupValue((unsigned)Kind, Value);
/// relaxation.
///
/// \param Inst - The instruction to test.
- bool MayNeedRelaxation(const MCInst &Inst) const {
+ bool mayNeedRelaxation(const MCInst &Inst) const {
return false;
}
/// \param Inst - The instruction to relax, which may be the same
/// as the output.
/// \parm Res [output] - On return, the relaxed instruction.
- void RelaxInstruction(const MCInst &Inst, MCInst &Res) const {
+ void relaxInstruction(const MCInst &Inst, MCInst &Res) const {
}
-
+
/// @}
/// WriteNopData - Write an (optimal) nop sequence of Count bytes
/// it should return an error.
///
/// \return - True on success.
- bool WriteNopData(uint64_t Count, MCObjectWriter *OW) const {
+ bool writeNopData(uint64_t Count, MCObjectWriter *OW) const {
return true;
}
};
-class MipsEB_AsmBackend : public MipsAsmBackend {
-public:
- uint8_t OSABI;
-
- MipsEB_AsmBackend(const Target &T, uint8_t _OSABI)
- : MipsAsmBackend(T), OSABI(_OSABI) {}
-
- MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createMipsELFObjectWriter(OS, /*IsLittleEndian*/ false, OSABI);
- }
-};
-
-class MipsEL_AsmBackend : public MipsAsmBackend {
-public:
- uint8_t OSABI;
-
- MipsEL_AsmBackend(const Target &T, uint8_t _OSABI)
- : MipsAsmBackend(T), OSABI(_OSABI) {}
-
- MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createMipsELFObjectWriter(OS, /*IsLittleEndian*/ true, OSABI);
- }
-};
} // namespace
-MCAsmBackend *llvm::createMipsAsmBackend(const Target &T, StringRef TT) {
- Triple TheTriple(TT);
+// MCAsmBackend
+MCAsmBackend *llvm::createMipsAsmBackendEL(const Target &T, StringRef TT) {
+ return new MipsAsmBackend(T, Triple(TT).getOS(),
+ /*IsLittle*/true);
+}
- // just return little endian for now
- //
- uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
- return new MipsEL_AsmBackend(T, OSABI);
+MCAsmBackend *llvm::createMipsAsmBackendEB(const Target &T, StringRef TT) {
+ return new MipsAsmBackend(T, Triple(TT).getOS(),
+ /*IsLittle*/false);
}