diff options
Diffstat (limited to 'lib/Target/Mips/MCTargetDesc')
-rw-r--r-- | lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp | 12 | ||||
-rw-r--r-- | lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.h | 4 |
2 files changed, 15 insertions, 1 deletions
diff --git a/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp b/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp index 6deb3261b9..538a0cda9b 100644 --- a/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp +++ b/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp @@ -548,5 +548,15 @@ MipsMCCodeEmitter::getLSAImmEncoding(const MCInst &MI, unsigned OpNo, return getMachineOpValue(MI, MI.getOperand(OpNo), Fixups, STI) - 1; } -#include "MipsGenMCCodeEmitter.inc" +unsigned +MipsMCCodeEmitter::getSimm19Lsl2Encoding(const MCInst &MI, unsigned OpNo, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const { + assert(MI.getOperand(OpNo).isImm()); + // The immediate is encoded as 'immediate << 2'. + unsigned Res = getMachineOpValue(MI, MI.getOperand(OpNo), Fixups, STI); + assert((Res & 3) == 0); + return Res >> 2; +} +#include "MipsGenMCCodeEmitter.inc" diff --git a/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.h b/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.h index 8118e4fe45..735b0e43bb 100644 --- a/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.h +++ b/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.h @@ -116,6 +116,10 @@ public: SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const; + unsigned getSimm19Lsl2Encoding(const MCInst &MI, unsigned OpNo, + SmallVectorImpl<MCFixup> &Fixups, + const MCSubtargetInfo &STI) const; + unsigned getExprOpValue(const MCExpr *Expr, SmallVectorImpl<MCFixup> &Fixups, const MCSubtargetInfo &STI) const; |