Pregenerate a RecordWrite stub that we need in the new CallFunctionStub

src/arm/code-stubs-arm.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 859 matching lines @@
   // Other register combinations are generated as and when they are needed,
   // so it is unsafe to call them from stubs (we can't generate a stub while
   // we are generating a stub).
   return false;
 }
 
 
 void WriteInt32ToHeapNumberStub::GenerateFixedRegStubsAheadOfTime() {
   WriteInt32ToHeapNumberStub stub1(r1, r0, r2);
   WriteInt32ToHeapNumberStub stub2(r2, r0, r3);
-  Handle<Code> code1 = stub1.GetCode();
-  Handle<Code> code2 = stub2.GetCode();
+  Handle<Code> code1 = stub1.GetCode()->set_is_pregenerated(true);
+  Handle<Code> code2 = stub2.GetCode()->set_is_pregenerated(true);
 }
 
 
 // See comment for class.
 void WriteInt32ToHeapNumberStub::Generate(MacroAssembler* masm) {
   Label max_negative_int;
   // the_int_ has the answer which is a signed int32 but not a Smi.
   // We test for the special value that has a different exponent.  This test
   // has the neat side effect of setting the flags according to the sign.
   STATIC_ASSERT(HeapNumber::kSignMask == 0x80000000u);
@@ skipping 2514 matching lines @@
 
 void CodeStub::GenerateStubsAheadOfTime() {
   WriteInt32ToHeapNumberStub::GenerateFixedRegStubsAheadOfTime();
   StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime();
   RecordWriteStub::GenerateFixedRegStubsAheadOfTime();
 }
 
 
 void CodeStub::GenerateFPStubs() {
   CEntryStub save_doubles(1, kSaveFPRegs);
-  Handle<Code> code = save_doubles.GetCode();
+  Handle<Code> code = save_doubles.GetCode()->set_is_pregenerated(true);
   code->GetIsolate()->set_fp_stubs_generated(true);
 }
 
 
 void CEntryStub::GenerateThrowTOS(MacroAssembler* masm) {
   __ Throw(r0);
 }
 
 
 void CEntryStub::GenerateThrowUncatchable(MacroAssembler* masm,
@@ skipping 3443 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);
   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 180 matching lines @@
 
   // Fall through when we need to inform the incremental marker.
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM