New approach to Crankshaft decision-making

src/mips/code-stubs-mips.cc

 // 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 104 matching lines @@
   // write barrier because the allocated object is in new space.
   __ LoadRoot(a1, Heap::kEmptyFixedArrayRootIndex);
   __ LoadRoot(a2, Heap::kTheHoleValueRootIndex);
   __ LoadRoot(t0, Heap::kUndefinedValueRootIndex);
   __ sw(a1, FieldMemOperand(v0, JSObject::kPropertiesOffset));
   __ sw(a1, FieldMemOperand(v0, JSObject::kElementsOffset));
   __ sw(a2, FieldMemOperand(v0, JSFunction::kPrototypeOrInitialMapOffset));
   __ sw(a3, FieldMemOperand(v0, JSFunction::kSharedFunctionInfoOffset));
   __ sw(cp, FieldMemOperand(v0, JSFunction::kContextOffset));
   __ sw(a1, FieldMemOperand(v0, JSFunction::kLiteralsOffset));
+  __ sw(zero_reg, FieldMemOperand(v0, JSFunction::kProfilerTicksOffset));
   __ sw(t0, FieldMemOperand(v0, JSFunction::kNextFunctionLinkOffset));
 
   // Initialize the code pointer in the function to be the one
   // found in the shared function info object.
   __ lw(a3, FieldMemOperand(a3, SharedFunctionInfo::kCodeOffset));
   __ Addu(a3, a3, Operand(Code::kHeaderSize - kHeapObjectTag));
   __ sw(a3, FieldMemOperand(v0, JSFunction::kCodeEntryOffset));
 
   // Return result. The argument function info has been popped already.
   __ Ret();
@@ skipping 7397 matching lines @@
   __ Ret(USE_DELAY_SLOT);
   __ mov(v0, a0);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS