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llvm/trunk/lib/IR/IntrinsicInst.cpp
| Show First 20 Lines • Show All 97 Lines • ▼ Show 20 Lines | Value *InstrProfIncrementInst::getStep() const { | ||||
| if (InstrProfIncrementInstStep::classof(this)) { | if (InstrProfIncrementInstStep::classof(this)) { | ||||
| return const_cast<Value *>(getArgOperand(4)); | return const_cast<Value *>(getArgOperand(4)); | ||||
| } | } | ||||
| const Module *M = getModule(); | const Module *M = getModule(); | ||||
| LLVMContext &Context = M->getContext(); | LLVMContext &Context = M->getContext(); | ||||
| return ConstantInt::get(Type::getInt64Ty(Context), 1); | return ConstantInt::get(Type::getInt64Ty(Context), 1); | ||||
| } | } | ||||
| ConstrainedFPIntrinsic::RoundingMode | Optional<ConstrainedFPIntrinsic::RoundingMode> | ||||
| ConstrainedFPIntrinsic::getRoundingMode() const { | ConstrainedFPIntrinsic::getRoundingMode() const { | ||||
| unsigned NumOperands = getNumArgOperands(); | unsigned NumOperands = getNumArgOperands(); | ||||
| Metadata *MD = | Metadata *MD = | ||||
| dyn_cast<MetadataAsValue>(getArgOperand(NumOperands - 2))->getMetadata(); | dyn_cast<MetadataAsValue>(getArgOperand(NumOperands - 2))->getMetadata(); | ||||
| if (!MD || !isa<MDString>(MD)) | if (!MD || !isa<MDString>(MD)) | ||||
| return rmInvalid; | return None; | ||||
| StringRef RoundingArg = cast<MDString>(MD)->getString(); | return StrToRoundingMode(cast<MDString>(MD)->getString()); | ||||
| } | |||||
| Optional<ConstrainedFPIntrinsic::RoundingMode> | |||||
| ConstrainedFPIntrinsic::StrToRoundingMode(StringRef RoundingArg) { | |||||
| // For dynamic rounding mode, we use round to nearest but we will set the | // For dynamic rounding mode, we use round to nearest but we will set the | ||||
| // 'exact' SDNodeFlag so that the value will not be rounded. | // 'exact' SDNodeFlag so that the value will not be rounded. | ||||
| return StringSwitch<RoundingMode>(RoundingArg) | return StringSwitch<Optional<RoundingMode>>(RoundingArg) | ||||
| .Case("round.dynamic", rmDynamic) | .Case("round.dynamic", rmDynamic) | ||||
| .Case("round.tonearest", rmToNearest) | .Case("round.tonearest", rmToNearest) | ||||
| .Case("round.downward", rmDownward) | .Case("round.downward", rmDownward) | ||||
| .Case("round.upward", rmUpward) | .Case("round.upward", rmUpward) | ||||
| .Case("round.towardzero", rmTowardZero) | .Case("round.towardzero", rmTowardZero) | ||||
| .Default(rmInvalid); | .Default(None); | ||||
| } | } | ||||
| ConstrainedFPIntrinsic::ExceptionBehavior | Optional<StringRef> | ||||
| ConstrainedFPIntrinsic::RoundingModeToStr(RoundingMode UseRounding) { | |||||
| Optional<StringRef> RoundingStr = None; | |||||
| switch (UseRounding) { | |||||
| case ConstrainedFPIntrinsic::rmDynamic: | |||||
| RoundingStr = "round.dynamic"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::rmToNearest: | |||||
| RoundingStr = "round.tonearest"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::rmDownward: | |||||
| RoundingStr = "round.downward"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::rmUpward: | |||||
| RoundingStr = "round.upward"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::rmTowardZero: | |||||
| RoundingStr = "round.tozero"; | |||||
| break; | |||||
| } | |||||
| return RoundingStr; | |||||
| } | |||||
| Optional<ConstrainedFPIntrinsic::ExceptionBehavior> | |||||
| ConstrainedFPIntrinsic::getExceptionBehavior() const { | ConstrainedFPIntrinsic::getExceptionBehavior() const { | ||||
| unsigned NumOperands = getNumArgOperands(); | unsigned NumOperands = getNumArgOperands(); | ||||
| Metadata *MD = | Metadata *MD = | ||||
| dyn_cast<MetadataAsValue>(getArgOperand(NumOperands - 1))->getMetadata(); | dyn_cast<MetadataAsValue>(getArgOperand(NumOperands - 1))->getMetadata(); | ||||
| if (!MD || !isa<MDString>(MD)) | if (!MD || !isa<MDString>(MD)) | ||||
| return ebInvalid; | return None; | ||||
| StringRef ExceptionArg = cast<MDString>(MD)->getString(); | return StrToExceptionBehavior(cast<MDString>(MD)->getString()); | ||||
| return StringSwitch<ExceptionBehavior>(ExceptionArg) | } | ||||
| Optional<ConstrainedFPIntrinsic::ExceptionBehavior> | |||||
| ConstrainedFPIntrinsic::StrToExceptionBehavior(StringRef ExceptionArg) { | |||||
| return StringSwitch<Optional<ExceptionBehavior>>(ExceptionArg) | |||||
| .Case("fpexcept.ignore", ebIgnore) | .Case("fpexcept.ignore", ebIgnore) | ||||
| .Case("fpexcept.maytrap", ebMayTrap) | .Case("fpexcept.maytrap", ebMayTrap) | ||||
| .Case("fpexcept.strict", ebStrict) | .Case("fpexcept.strict", ebStrict) | ||||
| .Default(ebInvalid); | .Default(None); | ||||
| } | |||||
| Optional<StringRef> | |||||
| ConstrainedFPIntrinsic::ExceptionBehaviorToStr(ExceptionBehavior UseExcept) { | |||||
| Optional<StringRef> ExceptStr = None; | |||||
| switch (UseExcept) { | |||||
| case ConstrainedFPIntrinsic::ebStrict: | |||||
| ExceptStr = "fpexcept.strict"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::ebIgnore: | |||||
| ExceptStr = "fpexcept.ignore"; | |||||
| break; | |||||
| case ConstrainedFPIntrinsic::ebMayTrap: | |||||
| ExceptStr = "fpexcept.maytrap"; | |||||
| break; | |||||
| } | |||||
| return ExceptStr; | |||||
| } | } | ||||
| bool ConstrainedFPIntrinsic::isUnaryOp() const { | bool ConstrainedFPIntrinsic::isUnaryOp() const { | ||||
| switch (getIntrinsicID()) { | switch (getIntrinsicID()) { | ||||
| default: | default: | ||||
| return false; | return false; | ||||
| case Intrinsic::experimental_constrained_fptrunc: | case Intrinsic::experimental_constrained_fptrunc: | ||||
| case Intrinsic::experimental_constrained_fpext: | case Intrinsic::experimental_constrained_fpext: | ||||
| ▲ Show 20 Lines • Show All 66 Lines • Show Last 20 Lines | |||||