ARM: use vstm/vldm when possible.

src/arm/assembler-arm-inl.h

 // 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 39 matching lines @@
 int Register::NumAllocatableRegisters() {
   return kMaxNumAllocatableRegisters;
 }
 
 
 int DwVfpRegister::NumRegisters() {
   return CpuFeatures::IsSupported(VFP32DREGS) ? 32 : 16;
 }
 
 
+int DwVfpRegister::NumReservedRegisters() {
+  return kNumReservedRegisters;
+}
+
+
 int DwVfpRegister::NumAllocatableRegisters() {
   return NumRegisters() - kNumReservedRegisters;
 }
 
 
 int DwVfpRegister::ToAllocationIndex(DwVfpRegister reg) {
   ASSERT(!reg.is(kDoubleRegZero));
   ASSERT(!reg.is(kScratchDoubleReg));
   if (reg.code() > kDoubleRegZero.code()) {
     return reg.code() - kNumReservedRegisters;
@@ skipping 421 matching lines @@
     // ldr   ip, [pc, #...]
     // since the instruction accessing this address in the constant pool remains
     // unchanged.
   }
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_ASSEMBLER_ARM_INL_H_