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llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
| Show First 20 Lines • Show All 588 Lines • ▼ Show 20 Lines | PPCTTIImpl::enableMemCmpExpansion(bool OptSize, bool IsZeroCmp) const { | ||||
| Options.MaxNumLoads = TLI->getMaxExpandSizeMemcmp(OptSize); | Options.MaxNumLoads = TLI->getMaxExpandSizeMemcmp(OptSize); | ||||
| return Options; | return Options; | ||||
| } | } | ||||
| bool PPCTTIImpl::enableInterleavedAccessVectorization() { | bool PPCTTIImpl::enableInterleavedAccessVectorization() { | ||||
| return true; | return true; | ||||
| } | } | ||||
| unsigned PPCTTIImpl::getNumberOfRegisters(bool Vector) { | unsigned PPCTTIImpl::getNumberOfRegisters(unsigned ClassID) const { | ||||
| if (Vector && !ST->hasAltivec() && !ST->hasQPX()) | assert(ClassID == GPRRC || ClassID == FPRRC || | ||||
| return 0; | ClassID == VRRC || ClassID == VSXRC); | ||||
| return ST->hasVSX() ? 64 : 32; | if (ST->hasVSX()) { | ||||
| assert(ClassID == GPRRC || ClassID == VSXRC); | |||||
| return ClassID == GPRRC ? 32 : 64; | |||||
| } | |||||
| assert(ClassID == GPRRC || ClassID == FPRRC || ClassID == VRRC); | |||||
| return 32; | |||||
| } | |||||
| unsigned PPCTTIImpl::getRegisterClassForType(Type *Ty, bool Vector) const { | |||||
| if (ST->hasVSX()) { | |||||
| if (!Vector && !Ty->getScalarType()->isFloatTy()) | |||||
| return GPRRC; | |||||
| else | |||||
| return VSXRC; | |||||
| } | |||||
| if (Vector) | |||||
| return VRRC; | |||||
| else if (Ty->getScalarType()->isFloatTy()) | |||||
| return FPRRC; | |||||
| else | |||||
| return GPRRC; | |||||
| } | |||||
| const char* PPCTTIImpl::getRegisterClassName(unsigned ClassID) const { | |||||
| switch (ClassID) { | |||||
| default: | |||||
| llvm_unreachable("unknown register class"); | |||||
| return "PPC::unknown register class"; | |||||
| case GPRRC: return "PPC::GPRRC"; | |||||
| case FPRRC: return "PPC::FPRRC"; | |||||
| case VRRC: return "PPC::VRRC"; | |||||
| case VSXRC: return "PPC::VSXRC"; | |||||
| } | |||||
| } | } | ||||
| unsigned PPCTTIImpl::getRegisterBitWidth(bool Vector) const { | unsigned PPCTTIImpl::getRegisterBitWidth(bool Vector) const { | ||||
| if (Vector) { | if (Vector) { | ||||
| if (ST->hasQPX()) return 256; | if (ST->hasQPX()) return 256; | ||||
| if (ST->hasAltivec()) return 128; | if (ST->hasAltivec()) return 128; | ||||
| return 0; | return 0; | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 291 Lines • Show Last 20 Lines | |||||