Simplify DoubleRegister for the ia32 port.

src/ia32/assembler-ia32.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 44 matching lines @@
 uint64_t CpuFeatures::found_by_runtime_probing_only_ = 0;
 uint64_t CpuFeatures::cross_compile_ = 0;
 
 
 ExternalReference ExternalReference::cpu_features() {
   ASSERT(CpuFeatures::initialized_);
   return ExternalReference(&CpuFeatures::supported_);
 }
 
 
-int DoubleRegister::NumAllocatableRegisters() {
-  return XMMRegister::kNumAllocatableRegisters;
-}
-
-
-int DoubleRegister::NumRegisters() {
-  return XMMRegister::kNumRegisters;
-}
-
-
-const char* DoubleRegister::AllocationIndexToString(int index) {
-  return XMMRegister::AllocationIndexToString(index);
-}
-
-
 void CpuFeatures::Probe(bool serializer_enabled) {
   ASSERT(!initialized_);
   ASSERT(supported_ == 0);
 #ifdef DEBUG
   initialized_ = true;
 #endif
   if (serializer_enabled) {
     supported_ |= OS::CpuFeaturesImpliedByPlatform();
     return;  // No features if we might serialize.
   }
@@ skipping 2587 matching lines @@
     fprintf(coverage_log, "%s\n", file_line);
     fflush(coverage_log);
   }
 }
 
 #endif
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32