Added sqrt and pow for arm and x64 - to fix build failures.

src/mips/codegen-mips.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 274 matching lines @@
 void CodeGenerator::GenerateLog(ZoneList<Expression*>* args) {
   UNIMPLEMENTED_MIPS();
 }
 
 
 void CodeGenerator::GenerateIsNonNegativeSmi(ZoneList<Expression*>* args) {
   UNIMPLEMENTED_MIPS();
 }
 
 
-void CodeGenerator::GeneratePow(ZoneList<Expression*>* args) {
+void CodeGenerator::GenerateMathPow(ZoneList<Expression*>* args) {
+  UNIMPLEMENTED_MIPS();
+}
+
+
+void CodeGenerator::GenerateMathSqrt(ZoneList<Expression*>* args) {
   UNIMPLEMENTED_MIPS();
 }
 
 
 // This should generate code that performs a charCodeAt() call or returns
 // undefined in order to trigger the slow case, Runtime_StringCharCodeAt.
 // It is not yet implemented on ARM, so it always goes to the slow case.
 void CodeGenerator::GenerateFastCharCodeAt(ZoneList<Expression*>* args) {
   UNIMPLEMENTED_MIPS();
 }
@@ skipping 233 matching lines @@
 int CompareStub::MinorKey() {
   // Encode the two parameters in a unique 16 bit value.
   ASSERT(static_cast<unsigned>(cc_) >> 28 < (1 << 15));
   return (static_cast<unsigned>(cc_) >> 27) | (strict_ ? 1 : 0);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal