[builtins] Unify Atanh, Cbrt and Expm1 as exports from flibm.

src/builtins.cc

 // Copyright 2012 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.h"
 
 #include "src/api-arguments.h"
 #include "src/api-natives.h"
 #include "src/api.h"
 #include "src/base/ieee754.h"
@@ skipping 2298 matching lines @@
   Node* y = assembler->Parameter(1);
   Node* x = assembler->Parameter(2);
   Node* context = assembler->Parameter(5);
   Node* y_value = assembler->TruncateTaggedToFloat64(context, y);
   Node* x_value = assembler->TruncateTaggedToFloat64(context, x);
   Node* value = assembler->Float64Atan2(y_value, x_value);
   Node* result = assembler->ChangeFloat64ToTagged(value);
   assembler->Return(result);
 }
 
+// ES6 section 20.2.2.7 Math.atanh ( x )
+void Builtins::Generate_MathAtanh(CodeStubAssembler* assembler) {
+  using compiler::Node;
+
+  Node* x = assembler->Parameter(1);
+  Node* context = assembler->Parameter(4);
+  Node* x_value = assembler->TruncateTaggedToFloat64(context, x);
+  Node* value = assembler->Float64Atanh(x_value);
+  Node* result = assembler->ChangeFloat64ToTagged(value);
+  assembler->Return(result);
+}
+
 namespace {
 
 void Generate_MathRoundingOperation(
     CodeStubAssembler* assembler,
     compiler::Node* (CodeStubAssembler::*float64op)(compiler::Node*)) {
   typedef CodeStubAssembler::Label Label;
   typedef compiler::Node Node;
   typedef CodeStubAssembler::Variable Variable;
 
   Node* context = assembler->Parameter(4);
@@ skipping 48 matching lines @@
   }
 }
 
 }  // namespace
 
 // ES6 section 20.2.2.10 Math.ceil ( x )
 void Builtins::Generate_MathCeil(CodeStubAssembler* assembler) {
   Generate_MathRoundingOperation(assembler, &CodeStubAssembler::Float64Ceil);
 }
 
+// ES6 section 20.2.2.9 Math.cbrt ( x )
+void Builtins::Generate_MathCbrt(CodeStubAssembler* assembler) {
+  using compiler::Node;
+
+  Node* x = assembler->Parameter(1);
+  Node* context = assembler->Parameter(4);
+  Node* x_value = assembler->TruncateTaggedToFloat64(context, x);
+  Node* value = assembler->Float64Cbrt(x_value);
+  Node* result = assembler->ChangeFloat64ToTagged(value);
+  assembler->Return(result);
+}
+
 // ES6 section 20.2.2.11 Math.clz32 ( x )
 void Builtins::Generate_MathClz32(CodeStubAssembler* assembler) {
   typedef CodeStubAssembler::Label Label;
   typedef compiler::Node Node;
   typedef CodeStubAssembler::Variable Variable;
 
   Node* context = assembler->Parameter(4);
 
   // Shared entry point for the clz32 operation.
   Variable var_clz32_x(assembler, MachineRepresentation::kWord32);
@@ skipping 135 matching lines @@
   using compiler::Node;
 
   Node* x = assembler->Parameter(1);
   Node* context = assembler->Parameter(4);
   Node* x_value = assembler->TruncateTaggedToFloat64(context, x);
   Node* value = assembler->Float64Log10(x_value);
   Node* result = assembler->ChangeFloat64ToTagged(value);
   assembler->Return(result);
 }
 
+// ES6 section 20.2.2.15 Math.expm1 ( x )
+void Builtins::Generate_MathExpm1(CodeStubAssembler* assembler) {
+  using compiler::Node;
+
+  Node* x = assembler->Parameter(1);
+  Node* context = assembler->Parameter(4);
+  Node* x_value = assembler->TruncateTaggedToFloat64(context, x);
+  Node* value = assembler->Float64Expm1(x_value);
+  Node* result = assembler->ChangeFloat64ToTagged(value);
+  assembler->Return(result);
+}
+
 // ES6 section 20.2.2.28 Math.round ( x )
 void Builtins::Generate_MathRound(CodeStubAssembler* assembler) {
   Generate_MathRoundingOperation(assembler, &CodeStubAssembler::Float64Round);
 }
 
 // ES6 section 20.2.2.32 Math.sqrt ( x )
 void Builtins::Generate_MathSqrt(CodeStubAssembler* assembler) {
   using compiler::Node;
 
   Node* x = assembler->Parameter(1);
@@ skipping 3513 matching lines @@
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 #undef DEFINE_BUILTIN_ACCESSOR_T
 #undef DEFINE_BUILTIN_ACCESSOR_S
 #undef DEFINE_BUILTIN_ACCESSOR_H
 
 }  // namespace internal
 }  // namespace v8