diff options
Diffstat (limited to 'llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp')
| -rw-r--r-- | llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp index 136c2032f7f..e53d3c7e29b 100644 --- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp +++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp @@ -221,6 +221,8 @@ class MipsAsmParser : public MCTargetAsmParser { int matchCPURegisterName(StringRef Symbol); + int matchHWRegsRegisterName(StringRef Symbol); + int matchRegisterByNumber(unsigned RegNum, unsigned RegClass); int matchFPURegisterName(StringRef Name); @@ -857,6 +859,14 @@ public: return CreateReg(Index, RegKind_FGR, RegInfo, S, E, Parser); } + /// Create a register that is definitely a HWReg. + /// This is typically only used for named registers such as $hwr_cpunum. + static std::unique_ptr<MipsOperand> + createHWRegsReg(unsigned Index, const MCRegisterInfo *RegInfo, + SMLoc S, SMLoc E, MipsAsmParser &Parser) { + return CreateReg(Index, RegKind_HWRegs, RegInfo, S, E, Parser); + } + /// Create a register that is definitely an FCC. /// This is typically only used for named registers such as $fcc0. static std::unique_ptr<MipsOperand> @@ -1803,6 +1813,19 @@ int MipsAsmParser::matchCPURegisterName(StringRef Name) { return CC; } +int MipsAsmParser::matchHWRegsRegisterName(StringRef Name) { + int CC; + + CC = StringSwitch<unsigned>(Name) + .Case("hwr_cpunum", 0) + .Case("hwr_synci_step", 1) + .Case("hwr_cc", 2) + .Case("hwr_ccres", 3) + .Default(-1); + + return CC; +} + int MipsAsmParser::matchFPURegisterName(StringRef Name) { if (Name[0] == 'f') { @@ -2290,6 +2313,13 @@ MipsAsmParser::matchAnyRegisterNameWithoutDollar(OperandVector &Operands, return MatchOperand_Success; } + Index = matchHWRegsRegisterName(Identifier); + if (Index != -1) { + Operands.push_back(MipsOperand::createHWRegsReg( + Index, getContext().getRegisterInfo(), S, getLexer().getLoc(), *this)); + return MatchOperand_Success; + } + Index = matchFPURegisterName(Identifier); if (Index != -1) { Operands.push_back(MipsOperand::createFGRReg( |
