Avoid GC when compiling CallIC stubs....

src/arm/stub-cache-arm.cc

 // Copyright 2006-2009 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 1234 matching lines @@
 
 
 void CallStubCompiler::GenerateNameCheck(String* name, Label* miss) {
   if (kind_ == Code::KEYED_CALL_IC) {
     __ cmp(r2, Operand(Handle<String>(name)));
     __ b(ne, miss);
   }
 }
 
 
-void CallStubCompiler::GenerateMissBranch() {
-  Handle<Code> ic = ComputeCallMiss(arguments().immediate(), kind_);
-  __ Jump(ic, RelocInfo::CODE_TARGET);
+Object* CallStubCompiler::GenerateMissBranch() {
+  Object* obj = StubCache::ComputeCallMiss(arguments().immediate(), kind_);
+  if (obj->IsFailure()) return obj;
+  __ Jump(Handle<Code>(Code::cast(obj)), RelocInfo::CODE_TARGET);
+  return obj;
 }
 
 
 Object* CallStubCompiler::CompileCallField(JSObject* object,
                                            JSObject* holder,
                                            int index,
                                            String* name) {
   // ----------- S t a t e -------------
   //  -- r2    : name
   //  -- lr    : return address
@@ skipping 11 matching lines @@
   __ b(eq, &miss);
 
   // Do the right check and compute the holder register.
   Register reg = CheckPrototypes(object, r0, holder, r1, r3, r4, name, &miss);
   GenerateFastPropertyLoad(masm(), r1, reg, holder, index);
 
   GenerateCallFunction(masm(), object, arguments(), &miss);
 
   // Handle call cache miss.
   __ bind(&miss);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(FIELD, name);
 }
 
 
 Object* CallStubCompiler::CompileArrayPushCall(Object* object,
                                                JSObject* holder,
                                                JSFunction* function,
                                                String* name,
@@ skipping 30 matching lines @@
     __ ldr(r3, FieldMemOperand(r1, GlobalObject::kGlobalReceiverOffset));
     __ str(r3, MemOperand(sp, argc * kPointerSize));
   }
 
   __ TailCallExternalReference(ExternalReference(Builtins::c_ArrayPush),
                                argc + 1,
                                1);
 
   // Handle call cache miss.
   __ bind(&miss);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(function);
 }
 
 
 Object* CallStubCompiler::CompileArrayPopCall(Object* object,
                                               JSObject* holder,
                                               JSFunction* function,
                                               String* name,
@@ skipping 30 matching lines @@
     __ ldr(r3, FieldMemOperand(r1, GlobalObject::kGlobalReceiverOffset));
     __ str(r3, MemOperand(sp, argc * kPointerSize));
   }
 
   __ TailCallExternalReference(ExternalReference(Builtins::c_ArrayPop),
                                argc + 1,
                                1);
 
   // Handle call cache miss.
   __ bind(&miss);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(function);
 }
 
 
 Object* CallStubCompiler::CompileStringCharCodeAtCall(Object* object,
                                                       JSObject* holder,
                                                       JSFunction* function,
                                                       String* name,
@@ skipping 152 matching lines @@
     __ InvokeFunction(function, arguments(), JUMP_FUNCTION);
   }
 
   // Handle call cache miss.
   __ bind(&miss);
   if (depth != kInvalidProtoDepth) {
     FreeSpaceForFastApiCall(masm());
   }
 
   __ bind(&miss_in_smi_check);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(function);
 }
 
 
 Object* CallStubCompiler::CompileCallInterceptor(JSObject* object,
                                                  JSObject* holder,
                                                  String* name) {
   // ----------- S t a t e -------------
@@ skipping 28 matching lines @@
 
   // Move returned value, the function to call, to r1.
   __ mov(r1, r0);
   // Restore receiver.
   __ ldr(r0, MemOperand(sp, argc * kPointerSize));
 
   GenerateCallFunction(masm(), object, arguments(), &miss);
 
   // Handle call cache miss.
   __ bind(&miss);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(INTERCEPTOR, name);
 }
 
 
 Object* CallStubCompiler::CompileCallGlobal(JSObject* object,
                                             GlobalObject* holder,
                                             JSGlobalPropertyCell* cell,
                                             JSFunction* function,
@@ skipping 63 matching lines @@
   __ IncrementCounter(&Counters::call_global_inline, 1, r3, r4);
   ASSERT(function->is_compiled());
   Handle<Code> code(function->code());
   ParameterCount expected(function->shared()->formal_parameter_count());
   __ InvokeCode(code, expected, arguments(),
                 RelocInfo::CODE_TARGET, JUMP_FUNCTION);
 
   // Handle call cache miss.
   __ bind(&miss);
   __ IncrementCounter(&Counters::call_global_inline_miss, 1, r1, r3);
-  GenerateMissBranch();
+  Object* obj = GenerateMissBranch();
+  if (obj->IsFailure()) return obj;
 
   // Return the generated code.
   return GetCode(NORMAL, name);
 }
 
 
 Object* StoreStubCompiler::CompileStoreField(JSObject* object,
                                              int index,
                                              Map* transition,
                                              String* name) {
@@ skipping 670 matching lines @@
   // Return the generated code.
   return GetCode();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM