Fix the no-VFP3 build on ARM.

Review URL: http://codereview.chromium.org/8066008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9468 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/code-stubs-arm.cc

@@ -3416,6 +3416,8 @@ void CodeStub::GenerateFPStubs() {
   CEntryStub save_doubles(1, kSaveFPRegs);
   Handle<Code> code = save_doubles.GetCode();
   code->set_is_pregenerated(true);
+  StoreBufferOverflowStub stub(kSaveFPRegs);
+  stub.GetCode()->set_is_pregenerated(true);
   code->GetIsolate()->set_fp_stubs_generated(true);
 }
 
@@ -6884,11 +6886,14 @@ bool RecordWriteStub::IsPregenerated() {
 }
 
 
+bool StoreBufferOverflowStub::IsPregenerated() {
+  return save_doubles_ == kDontSaveFPRegs || ISOLATE->fp_stubs_generated();
+}
+
+
 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime() {
   StoreBufferOverflowStub stub1(kDontSaveFPRegs);
   stub1.GetCode()->set_is_pregenerated(true);
-  StoreBufferOverflowStub stub2(kSaveFPRegs);
-  stub2.GetCode()->set_is_pregenerated(true);
 }
 
 

src/arm/code-stubs-arm.h

@@ -65,7 +65,7 @@ class StoreBufferOverflowStub: public CodeStub {
 
   void Generate(MacroAssembler* masm);
 
-  virtual bool IsPregenerated() { return true; }
+  virtual bool IsPregenerated();
   static void GenerateFixedRegStubsAheadOfTime();
   virtual bool SometimesSetsUpAFrame() { return false; }