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// Copyright 2016 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "src/builtins/builtins-utils-gen.h" #include "src/builtins/builtins.h" #include "src/codegen/code-factory.h" #include "src/codegen/code-stub-assembler.h" #include "src/codegen/tnode.h" #include "src/objects/objects-inl.h" #include "src/objects/oddball.h" namespace v8 { namespace internal { // ES6 section 7.1.3 ToNumber ( argument ) TF_BUILTIN(ToNumber, CodeStubAssembler) { auto context = Parameter<Context>(Descriptor::kContext); auto input = Parameter<Object>(Descriptor::kArgument); Return(ToNumber(context, input)); } TF_BUILTIN(ToNumber_Baseline, CodeStubAssembler) { auto input = Parameter<Object>(Descriptor::kArgument); auto slot = UncheckedParameter<UintPtrT>(Descriptor::kSlot); auto context = [this] { return LoadContextFromBaseline(); }; TVARIABLE(Smi, var_type_feedback); TNode<Number> result = CAST(ToNumberOrNumeric( context, input, &var_type_feedback, Object::Conversion::kToNumber)); auto feedback_vector = LoadFeedbackVectorFromBaseline(); UpdateFeedback(var_type_feedback.value(), feedback_vector, slot); Return(result); } TF_BUILTIN(ToNumeric_Baseline, CodeStubAssembler) { auto input = Parameter<Object>(Descriptor::kArgument); auto slot = UncheckedParameter<UintPtrT>(Descriptor::kSlot); auto context = [this] { return LoadContextFromBaseline(); }; TVARIABLE(Smi, var_type_feedback); TNode<Numeric> result = ToNumberOrNumeric(context, input, &var_type_feedback, Object::Conversion::kToNumeric); auto feedback_vector = LoadFeedbackVectorFromBaseline(); UpdateFeedback(var_type_feedback.value(), feedback_vector, slot); Return(result); } TF_BUILTIN(PlainPrimitiveToNumber, CodeStubAssembler) { auto input = Parameter<Object>(Descriptor::kArgument); Return(PlainPrimitiveToNumber(input)); } // Like ToNumber, but also converts BigInts. TF_BUILTIN(ToNumberConvertBigInt, CodeStubAssembler) { auto context = Parameter<Context>(Descriptor::kContext); auto input = Parameter<Object>(Descriptor::kArgument); Return(ToNumber(context, input, BigIntHandling::kConvertToNumber)); } // ES6 section 7.1.2 ToBoolean ( argument ) // Requires parameter on stack so that it can be used as a continuation from a // LAZY deopt. TF_BUILTIN(ToBooleanLazyDeoptContinuation, CodeStubAssembler) { auto value = Parameter<Object>(Descriptor::kArgument); Label return_true(this), return_false(this); BranchIfToBooleanIsTrue(value, &return_true, &return_false); BIND(&return_true); Return(TrueConstant()); BIND(&return_false); Return(FalseConstant()); } // ES6 section 12.5.5 typeof operator TF_BUILTIN(Typeof, CodeStubAssembler) { auto object = Parameter<Object>(Descriptor::kObject); Return(Typeof(object)); } } // namespace internal } // namespace v8