Pregenerate a RecordWrite stub that we need in the new CallFunctionStub

src/ia32/code-stubs-ia32.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 4406 matching lines @@
 void CodeStub::GenerateStubsAheadOfTime() {
   StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime();
   // It is important that the store buffer overflow stubs are generated first.
   RecordWriteStub::GenerateFixedRegStubsAheadOfTime();
 }
 
 
 void CodeStub::GenerateFPStubs() {
   CEntryStub save_doubles(1, kSaveFPRegs);
   Handle<Code> code = save_doubles.GetCode();
+  code->set_is_pregenerated(true);
   code->GetIsolate()->set_fp_stubs_generated(true);
 }
 
 
 void CEntryStub::GenerateThrowTOS(MacroAssembler* masm) {
   __ Throw(eax);
 }
 
 
 void CEntryStub::GenerateCore(MacroAssembler* masm,
@@ skipping 2223 matching lines @@
   Register object, value, address;
   RememberedSetAction action;
 };
 
 
 struct AheadOfTimeWriteBarrierStubList kAheadOfTime[] = {
   // Used in RegExpExecStub.
   { ebx, eax, edi, EMIT_REMEMBERED_SET },
   // Used in CompileArrayPushCall.
   { ebx, ecx, edx, EMIT_REMEMBERED_SET },
-  // Used in CompileStoreGlobal.
+  // Used in CompileStoreGlobal and CallFunctionStub.
   { ebx, ecx, edx, OMIT_REMEMBERED_SET },
   // Used in StoreStubCompiler::CompileStoreField and
   // KeyedStoreStubCompiler::CompileStoreField via GenerateStoreField.
   { edx, ecx, ebx, EMIT_REMEMBERED_SET },
   // GenerateStoreField calls the stub with two different permutations of
   // registers.  This is the second.
   { ebx, ecx, edx, EMIT_REMEMBERED_SET },
   // StoreIC::GenerateNormal via GenerateDictionaryStore, CompileArrayPushCall
   { ebx, edi, edx, EMIT_REMEMBERED_SET },
   // KeyedStoreIC::GenerateGeneric.
@@ skipping 16 matching lines @@
         save_fp_regs_mode_ == kDontSaveFPRegs) {
       return true;
     }
   }
   return false;
 }
 
 
 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime() {
   StoreBufferOverflowStub stub1(kDontSaveFPRegs);
-  stub1.GetCode();
+  stub1.GetCode()->set_is_pregenerated(true);
 
   CpuFeatures::TryForceFeatureScope scope(SSE2);
   if (CpuFeatures::IsSupported(SSE2)) {
     StoreBufferOverflowStub stub2(kSaveFPRegs);
-    stub2.GetCode();
+    stub2.GetCode()->set_is_pregenerated(true);
   }
 }
 
 
 void RecordWriteStub::GenerateFixedRegStubsAheadOfTime() {
   for (AheadOfTimeWriteBarrierStubList* entry = kAheadOfTime;
        !entry->object.is(no_reg);
        entry++) {
     RecordWriteStub stub(entry->object,
                          entry->value,
                          entry->address,
                          entry->action,
                          kDontSaveFPRegs);
-    stub.GetCode();
+    stub.GetCode()->set_is_pregenerated(true);
   }
 }
 
 
 // Takes the input in 3 registers: address_ value_ and object_.  A pointer to
 // the value has just been written into the object, now this stub makes sure
 // we keep the GC informed.  The word in the object where the value has been
 // written is in the address register.
 void RecordWriteStub::Generate(MacroAssembler* masm) {
   Label skip_to_incremental_noncompacting;
@@ skipping 185 matching lines @@
 
   // Fall through when we need to inform the incremental marker.
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32