diff options
Diffstat (limited to 'contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h')
| -rw-r--r-- | contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h b/contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h index c6094be..a3e0f32 100644 --- a/contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h +++ b/contrib/llvm/lib/Target/PTX/MCTargetDesc/PTXBaseInfo.h @@ -18,6 +18,8 @@ #define PTXBASEINFO_H #include "PTXMCTargetDesc.h" +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/raw_ostream.h" namespace llvm { namespace PTXStateSpace { @@ -57,6 +59,75 @@ namespace llvm { RndPosInfInt = 10 // .rpi }; } // namespace PTXII + + namespace PTXRegisterType { + // Register type encoded in MCOperands + enum { + Pred = 0, + B16, + B32, + B64, + F32, + F64 + }; + } // namespace PTXRegisterType + + namespace PTXRegisterSpace { + // Register space encoded in MCOperands + enum { + Reg = 0, + Local, + Param, + Argument, + Return + }; + } + + inline static void decodeRegisterName(raw_ostream &OS, + unsigned EncodedReg) { + OS << "%"; + + unsigned RegSpace = EncodedReg & 0x7; + unsigned RegType = (EncodedReg >> 3) & 0x7; + unsigned RegOffset = EncodedReg >> 6; + + switch (RegSpace) { + default: + llvm_unreachable("Unknown register space!"); + case PTXRegisterSpace::Reg: + switch (RegType) { + default: + llvm_unreachable("Unknown register type!"); + case PTXRegisterType::Pred: + OS << "p"; + break; + case PTXRegisterType::B16: + OS << "rh"; + break; + case PTXRegisterType::B32: + OS << "r"; + break; + case PTXRegisterType::B64: + OS << "rd"; + break; + case PTXRegisterType::F32: + OS << "f"; + break; + case PTXRegisterType::F64: + OS << "fd"; + break; + } + break; + case PTXRegisterSpace::Return: + OS << "ret"; + break; + case PTXRegisterSpace::Argument: + OS << "arg"; + break; + } + + OS << RegOffset; + } } // namespace llvm #endif |
