MIPS: pre-crankshaft updates to assembler and related files. (1/3)

src/mips/frames-mips.h

 // Copyright 2011 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 69 matching lines @@
   1 << 20 |  // f20
   1 << 22 |  // f22
   1 << 24 |  // f24
   1 << 26 |  // f26
   1 << 28 |  // f28
   1 << 30;   // f30
 
 static const int kNumCalleeSavedFPU = 6;
 // Number of registers for which space is reserved in safepoints. Must be a
 // multiple of 8.
-// TODO(mips): Only 8 registers may actually be sufficient. Revisit.
 static const int kNumSafepointRegisters = 24;
 
 // Define the list of registers actually saved at safepoints.
 // Note that the number of saved registers may be smaller than the reserved
 // space, i.e. kNumSafepointSavedRegisters <= kNumSafepointRegisters.
 static const RegList kSafepointSavedRegisters = kJSCallerSaved | kCalleeSaved;
 static const int kNumSafepointSavedRegisters =
     kNumJSCallerSaved + kNumCalleeSaved;
 
 typedef Object* JSCallerSavedBuffer[kNumJSCallerSaved];
@@ skipping 127 matching lines @@
 
 inline Object* JavaScriptFrame::function_slot_object() const {
   const int offset = JavaScriptFrameConstants::kFunctionOffset;
   return Memory::Object_at(fp() + offset);
 }
 
 
 } }  // namespace v8::internal
 
 #endif