diff options
Diffstat (limited to 'lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp')
| -rw-r--r-- | lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp b/lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp index fd52a2ebf2fd..7082abad716d 100644 --- a/lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp +++ b/lib/Target/SystemZ/MCTargetDesc/SystemZMCCodeEmitter.cpp @@ -72,6 +72,9 @@ private: uint64_t getBDLAddr12Len8Encoding(const MCInst &MI, unsigned OpNum, SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const; + uint64_t getBDRAddr12Encoding(const MCInst &MI, unsigned OpNum, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const; uint64_t getBDVAddr12Encoding(const MCInst &MI, unsigned OpNum, SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const; @@ -110,6 +113,29 @@ private: return getPCRelEncoding(MI, OpNum, Fixups, SystemZ::FK_390_PC32DBL, 2, true); } + uint64_t getPC12DBLBPPEncoding(const MCInst &MI, unsigned OpNum, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const { + return getPCRelEncoding(MI, OpNum, Fixups, + SystemZ::FK_390_PC12DBL, 1, false); + } + uint64_t getPC16DBLBPPEncoding(const MCInst &MI, unsigned OpNum, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const { + return getPCRelEncoding(MI, OpNum, Fixups, + SystemZ::FK_390_PC16DBL, 4, false); + } + uint64_t getPC24DBLBPPEncoding(const MCInst &MI, unsigned OpNum, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const { + return getPCRelEncoding(MI, OpNum, Fixups, + SystemZ::FK_390_PC24DBL, 3, false); + } + +private: + uint64_t computeAvailableFeatures(const FeatureBitset &FB) const; + void verifyInstructionPredicates(const MCInst &MI, + uint64_t AvailableFeatures) const; }; } // end anonymous namespace @@ -123,6 +149,9 @@ void SystemZMCCodeEmitter:: encodeInstruction(const MCInst &MI, raw_ostream &OS, SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const { + verifyInstructionPredicates(MI, + computeAvailableFeatures(STI.getFeatureBits())); + uint64_t Bits = getBinaryCodeForInstr(MI, Fixups, STI); unsigned Size = MCII.get(MI.getOpcode()).getSize(); // Big-endian insertion of Size bytes. @@ -199,6 +228,17 @@ getBDLAddr12Len8Encoding(const MCInst &MI, unsigned OpNum, } uint64_t SystemZMCCodeEmitter:: +getBDRAddr12Encoding(const MCInst &MI, unsigned OpNum, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const { + uint64_t Base = getMachineOpValue(MI, MI.getOperand(OpNum), Fixups, STI); + uint64_t Disp = getMachineOpValue(MI, MI.getOperand(OpNum + 1), Fixups, STI); + uint64_t Len = getMachineOpValue(MI, MI.getOperand(OpNum + 2), Fixups, STI); + assert(isUInt<4>(Base) && isUInt<12>(Disp) && isUInt<4>(Len)); + return (Len << 16) | (Base << 12) | Disp; +} + +uint64_t SystemZMCCodeEmitter:: getBDVAddr12Encoding(const MCInst &MI, unsigned OpNum, SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const { @@ -240,4 +280,5 @@ SystemZMCCodeEmitter::getPCRelEncoding(const MCInst &MI, unsigned OpNum, return 0; } +#define ENABLE_INSTR_PREDICATE_VERIFIER #include "SystemZGenMCCodeEmitter.inc" |