[wasm] Use a C wrapper function to calculate F64Pow.

src/compiler/wasm-compiler.cc

Index: src/compiler/wasm-compiler.cc
diff --git a/src/compiler/wasm-compiler.cc b/src/compiler/wasm-compiler.cc
index 6b7c99327b17dd7552cba36b5cab84ac8be5ce60..50c7ca17d98cb06b4863c947867112023d6078bb 100644
--- a/src/compiler/wasm-compiler.cc
+++ b/src/compiler/wasm-compiler.cc
@@ -609,8 +609,7 @@ Node* WasmGraphBuilder::Binop(wasm::WasmOpcode opcode, Node* left, Node* right,
     case wasm::kExprF64Max:
       return BuildF64Max(left, right);
     case wasm::kExprF64Pow:
-      op = m->Float64Pow();
-      break;
+      return BuildF64Pow(left, right);
     case wasm::kExprF64Atan2:
       op = m->Float64Atan2();
       break;
@@ -1490,6 +1489,13 @@ Node* WasmGraphBuilder::BuildF64Asin(Node* input) {
   return BuildCFuncInstruction(ref, type, input);
 }
 
+Node* WasmGraphBuilder::BuildF64Pow(Node* left, Node* right) {
+  MachineType type = MachineType::Float64();
+  ExternalReference ref =
+      ExternalReference::wasm_float64_pow(jsgraph()->isolate());
+  return BuildCFuncInstruction(ref, type, left, right);
+}
+
 Node* WasmGraphBuilder::BuildF64Mod(Node* left, Node* right) {
   MachineType type = MachineType::Float64();
   ExternalReference ref =