[wasm] Use the new Float64Atan(2) TF operators in wasm.

src/compiler/wasm-compiler.cc

 // Copyright 2015 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/compiler/wasm-compiler.h"
 
 #include "src/isolate-inl.h"
 
 #include "src/base/platform/elapsed-timer.h"
 #include "src/base/platform/platform.h"
@@ skipping 589 matching lines @@
       return BuildF32Min(left, right);
     case wasm::kExprF64Min:
       return BuildF64Min(left, right);
     case wasm::kExprF32Max:
       return BuildF32Max(left, right);
     case wasm::kExprF64Max:
       return BuildF64Max(left, right);
     case wasm::kExprF64Pow:
       return BuildF64Pow(left, right);
     case wasm::kExprF64Atan2:
-      return BuildF64Atan2(left, right);
+      op = m->Float64Atan2();
+      break;
     case wasm::kExprF64Mod:
       return BuildF64Mod(left, right);
     case wasm::kExprI32AsmjsDivS:
       return BuildI32AsmjsDivS(left, right);
     case wasm::kExprI32AsmjsDivU:
       return BuildI32AsmjsDivU(left, right);
     case wasm::kExprI32AsmjsRemS:
       return BuildI32AsmjsRemS(left, right);
     case wasm::kExprI32AsmjsRemU:
       return BuildI32AsmjsRemU(left, right);
@@ skipping 153 matching lines @@
         return BuildF64NearestInt(input);
       op = m->Float64RoundTiesEven().op();
       break;
     }
     case wasm::kExprF64Acos: {
       return BuildF64Acos(input);
     }
     case wasm::kExprF64Asin: {
       return BuildF64Asin(input);
     }
-    case wasm::kExprF64Atan: {
-      return BuildF64Atan(input);
-    }
+    case wasm::kExprF64Atan:
+      op = m->Float64Atan();
+      break;
     case wasm::kExprF64Cos: {
       return BuildF64Cos(input);
     }
     case wasm::kExprF64Sin: {
       return BuildF64Sin(input);
     }
     case wasm::kExprF64Tan: {
       return BuildF64Tan(input);
     }
     case wasm::kExprF64Exp: {
@@ skipping 544 matching lines @@
   return BuildCFuncInstruction(ref, type, input);
 }
 
 Node* WasmGraphBuilder::BuildF64Asin(Node* input) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_asin_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, input);
 }
 
-Node* WasmGraphBuilder::BuildF64Atan(Node* input) {
-  MachineType type = MachineType::Float64();
-  ExternalReference ref =
-      ExternalReference::f64_atan_wrapper_function(jsgraph()->isolate());
-  return BuildCFuncInstruction(ref, type, input);
-}
-
 Node* WasmGraphBuilder::BuildF64Cos(Node* input) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_cos_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, input);
 }
 
 Node* WasmGraphBuilder::BuildF64Sin(Node* input) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_sin_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, input);
 }
 
 Node* WasmGraphBuilder::BuildF64Tan(Node* input) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_tan_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, input);
 }
 
 Node* WasmGraphBuilder::BuildF64Exp(Node* input) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_exp_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, input);
 }
 
-Node* WasmGraphBuilder::BuildF64Atan2(Node* left, Node* right) {
-  MachineType type = MachineType::Float64();
-  ExternalReference ref =
-      ExternalReference::f64_atan2_wrapper_function(jsgraph()->isolate());
-  return BuildCFuncInstruction(ref, type, left, right);
-}
-
 Node* WasmGraphBuilder::BuildF64Pow(Node* left, Node* right) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
       ExternalReference::f64_pow_wrapper_function(jsgraph()->isolate());
   return BuildCFuncInstruction(ref, type, left, right);
 }
 
 Node* WasmGraphBuilder::BuildF64Mod(Node* left, Node* right) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =
@@ skipping 1894 matching lines @@
                             function_->code_start_offset),
            compile_ms);
   }
 
   return code;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8