Port change in CallIC interface to x64 platform. Name of called function is ...

src/x64/stub-cache-x64.cc

 // Copyright 2010 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 115 matching lines @@
     __ movq(dst, FieldOperand(src, offset));
   } else {
     // Calculate the offset into the properties array.
     int offset = index * kPointerSize + FixedArray::kHeaderSize;
     __ movq(dst, FieldOperand(src, JSObject::kPropertiesOffset));
     __ movq(dst, FieldOperand(dst, offset));
   }
 }
 
 
-template <typename Pushable>
 static void PushInterceptorArguments(MacroAssembler* masm,
                                      Register receiver,
                                      Register holder,
-                                     Pushable name,
+                                     Register name,
                                      JSObject* holder_obj) {
   __ push(receiver);
   __ push(holder);
   __ push(name);
   InterceptorInfo* interceptor = holder_obj->GetNamedInterceptor();
   ASSERT(!Heap::InNewSpace(interceptor));
   __ movq(kScratchRegister, Handle<Object>(interceptor),
           RelocInfo::EMBEDDED_OBJECT);
   __ push(kScratchRegister);
   __ push(FieldOperand(kScratchRegister, InterceptorInfo::kDataOffset));
@@ skipping 190 matching lines @@
   // Check if the wrapped value is a string and load the length
   // directly if it is.
   __ movq(scratch2, FieldOperand(receiver, JSValue::kValueOffset));
   GenerateStringCheck(masm, scratch2, scratch1, miss, miss);
   __ movl(rax, FieldOperand(scratch2, String::kLengthOffset));
   __ Integer32ToSmi(rax, rax);
   __ ret(0);
 }
 
 
-template <class Pushable>
 static void CompileCallLoadPropertyWithInterceptor(MacroAssembler* masm,
                                                    Register receiver,
                                                    Register holder,
-                                                   Pushable name,
+                                                   Register name,
                                                    JSObject* holder_obj) {
   PushInterceptorArguments(masm, receiver, holder, name, holder_obj);
 
   ExternalReference ref =
       ExternalReference(IC_Utility(IC::kLoadPropertyWithInterceptorOnly));
   __ movq(rax, Immediate(5));
   __ movq(rbx, ref);
 
   CEntryStub stub(1);
   __ CallStub(&stub);
@@ skipping 187 matching lines @@
     __ TailCallRuntime(ref, 5, 1);
   }
 
  private:
   Register name_;
 };
 
 
 class CallInterceptorCompiler BASE_EMBEDDED {
  public:
-  explicit CallInterceptorCompiler(const ParameterCount& arguments)
-      : arguments_(arguments), argc_(arguments.immediate()) {}
+  CallInterceptorCompiler(const ParameterCount& arguments, Register name)
+      : arguments_(arguments), argc_(arguments.immediate()), name_(name) {}
 
   void CompileCacheable(MacroAssembler* masm,
                         StubCompiler* stub_compiler,
                         Register receiver,
                         Register holder,
                         Register scratch1,
                         Register scratch2,
                         JSObject* holder_obj,
                         LookupResult* lookup,
                         String* name,
@@ skipping 10 matching lines @@
         optimize = true;
       }
     }
 
     if (!optimize) {
       CompileRegular(masm, receiver, holder, scratch2, holder_obj, miss_label);
       return;
     }
 
     __ EnterInternalFrame();
-    __ push(holder);  // save the holder
+    __ push(holder);  // Save the holder.
+    __ push(name_);  // Save the name.
 
-    CompileCallLoadPropertyWithInterceptor(
-        masm,
-        receiver,
-        holder,
-        // Under EnterInternalFrame this refers to name.
-        Operand(rbp, (argc_ + 3) * kPointerSize),
-        holder_obj);
+    CompileCallLoadPropertyWithInterceptor(masm,
+                                           receiver,
+                                           holder,
+                                           name_,
+                                           holder_obj);
 
-    __ pop(receiver);  // restore holder
+    __ pop(name_);  // Restore the name.
+    __ pop(receiver);  // Restore the holder.
     __ LeaveInternalFrame();
 
     __ CompareRoot(rax, Heap::kNoInterceptorResultSentinelRootIndex);
     Label invoke;
     __ j(not_equal, &invoke);
 
     stub_compiler->CheckPrototypes(holder_obj, receiver,
                                    lookup->holder(), scratch1,
                                    scratch2,
                                    name,
@@ skipping 18 matching lines @@
     __ bind(&invoke);
   }
 
   void CompileRegular(MacroAssembler* masm,
                       Register receiver,
                       Register holder,
                       Register scratch,
                       JSObject* holder_obj,
                       Label* miss_label) {
     __ EnterInternalFrame();
+    // Save the name_ register across the call.
+    __ push(name_);
 
     PushInterceptorArguments(masm,
                              receiver,
                              holder,
-                             Operand(rbp, (argc_ + 3) * kPointerSize),
+                             name_,
                              holder_obj);
 
     ExternalReference ref = ExternalReference(
         IC_Utility(IC::kLoadPropertyWithInterceptorForCall));
     __ movq(rax, Immediate(5));
     __ movq(rbx, ref);
 
     CEntryStub stub(1);
     __ CallStub(&stub);
 
+    __ pop(name_);
     __ LeaveInternalFrame();
   }
 
  private:
   const ParameterCount& arguments_;
   int argc_;
+  Register name_;
 };
 
 
 #undef __
 
 #define __ ACCESS_MASM((masm()))
 
 
 Object* CallStubCompiler::CompileCallConstant(Object* object,
                                               JSObject* holder,
                                               JSFunction* function,
                                               String* name,
                                               StubCompiler::CheckType check) {
   // ----------- S t a t e -------------
+  // rcx                 : function name
+  // rsp[0]              : return address
+  // rsp[8]              : argument argc
+  // rsp[16]             : argument argc - 1
+  // ...
+  // rsp[argc * 8]       : argument 1
+  // rsp[(argc + 1) * 8] : argument 0 = receiver
   // -----------------------------------
-  // rsp[0] return address
-  // rsp[8] argument argc
-  // rsp[16] argument argc - 1
-  // ...
-  // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = receiver
-  // rsp[(argc + 2) * 8] function name
 
   Label miss;
 
   // Get the receiver from the stack.
   const int argc = arguments().immediate();
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
   // Check that the receiver isn't a smi.
   if (check != NUMBER_CHECK) {
     __ JumpIfSmi(rdx, &miss);
   }
 
   // Make sure that it's okay not to patch the on stack receiver
   // unless we're doing a receiver map check.
   ASSERT(!object->IsGlobalObject() || check == RECEIVER_MAP_CHECK);
 
   switch (check) {
     case RECEIVER_MAP_CHECK:
       // Check that the maps haven't changed.
       CheckPrototypes(JSObject::cast(object), rdx, holder,
-                      rbx, rcx, name, &miss);
+                      rbx, rax, name, &miss);
 
       // Patch the receiver on the stack with the global proxy if
       // necessary.
       if (object->IsGlobalObject()) {
         __ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
         __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
       }
       break;
 
     case STRING_CHECK:
       if (!function->IsBuiltin()) {
         // Calling non-builtins with a value as receiver requires boxing.
         __ jmp(&miss);
       } else {
         // Check that the object is a two-byte string or a symbol.
-        __ CmpObjectType(rdx, FIRST_NONSTRING_TYPE, rcx);
+        __ CmpObjectType(rdx, FIRST_NONSTRING_TYPE, rax);
         __ j(above_equal, &miss);
         // Check that the maps starting from the prototype haven't changed.
         GenerateLoadGlobalFunctionPrototype(masm(),
                                             Context::STRING_FUNCTION_INDEX,
-                                            rcx);
-        CheckPrototypes(JSObject::cast(object->GetPrototype()), rcx, holder,
+                                            rax);
+        CheckPrototypes(JSObject::cast(object->GetPrototype()), rax, holder,
                         rbx, rdx, name, &miss);
       }
       break;
 
     case NUMBER_CHECK: {
       if (!function->IsBuiltin()) {
         // Calling non-builtins with a value as receiver requires boxing.
         __ jmp(&miss);
       } else {
         Label fast;
         // Check that the object is a smi or a heap number.
         __ JumpIfSmi(rdx, &fast);
-        __ CmpObjectType(rdx, HEAP_NUMBER_TYPE, rcx);
+        __ CmpObjectType(rdx, HEAP_NUMBER_TYPE, rax);
         __ j(not_equal, &miss);
         __ bind(&fast);
         // Check that the maps starting from the prototype haven't changed.
         GenerateLoadGlobalFunctionPrototype(masm(),
                                             Context::NUMBER_FUNCTION_INDEX,
-                                            rcx);
-        CheckPrototypes(JSObject::cast(object->GetPrototype()), rcx, holder,
+                                            rax);
+        CheckPrototypes(JSObject::cast(object->GetPrototype()), rax, holder,
                         rbx, rdx, name, &miss);
       }
       break;
     }
 
     case BOOLEAN_CHECK: {
       if (!function->IsBuiltin()) {
         // Calling non-builtins with a value as receiver requires boxing.
         __ jmp(&miss);
       } else {
         Label fast;
         // Check that the object is a boolean.
         __ CompareRoot(rdx, Heap::kTrueValueRootIndex);
         __ j(equal, &fast);
         __ CompareRoot(rdx, Heap::kFalseValueRootIndex);
         __ j(not_equal, &miss);
         __ bind(&fast);
         // Check that the maps starting from the prototype haven't changed.
         GenerateLoadGlobalFunctionPrototype(masm(),
                                             Context::BOOLEAN_FUNCTION_INDEX,
-                                            rcx);
-        CheckPrototypes(JSObject::cast(object->GetPrototype()), rcx, holder,
+                                            rax);
+        CheckPrototypes(JSObject::cast(object->GetPrototype()), rax, holder,
                         rbx, rdx, name, &miss);
       }
       break;
     }
 
     case JSARRAY_HAS_FAST_ELEMENTS_CHECK:
       CheckPrototypes(JSObject::cast(object), rdx, holder,
-                      rbx, rcx, name, &miss);
+                      rbx, rax, name, &miss);
       // Make sure object->HasFastElements().
       // Get the elements array of the object.
       __ movq(rbx, FieldOperand(rdx, JSObject::kElementsOffset));
       // Check that the object is in fast mode (not dictionary).
       __ Cmp(FieldOperand(rbx, HeapObject::kMapOffset),
              Factory::fixed_array_map());
       __ j(not_equal, &miss);
       break;
 
     default:
@@ skipping 23 matching lines @@
   }
   return GetCode(CONSTANT_FUNCTION, function_name);
 }
 
 
 Object* CallStubCompiler::CompileCallField(Object* object,
                                            JSObject* holder,
                                            int index,
                                            String* name) {
   // ----------- S t a t e -------------
+  // rcx                 : function name
+  // rsp[0]              : return address
+  // rsp[8]              : argument argc
+  // rsp[16]             : argument argc - 1
+  // ...
+  // rsp[argc * 8]       : argument 1
+  // rsp[(argc + 1) * 8] : argument 0 = receiver
   // -----------------------------------
-  // rsp[0] return address
-  // rsp[8] argument argc
-  // rsp[16] argument argc - 1
-  // ...
-  // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = receiver
-  // rsp[(argc + 2) * 8] function name
   Label miss;
 
   // Get the receiver from the stack.
   const int argc = arguments().immediate();
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
   // Check that the receiver isn't a smi.
   __ JumpIfSmi(rdx, &miss);
 
   // Do the right check and compute the holder register.
   Register reg =
       CheckPrototypes(JSObject::cast(object), rdx, holder,
-                      rbx, rcx, name, &miss);
+                      rbx, rax, name, &miss);
 
   GenerateFastPropertyLoad(masm(), rdi, reg, holder, index);
 
   // Check that the function really is a function.
   __ JumpIfSmi(rdi, &miss);
   __ CmpObjectType(rdi, JS_FUNCTION_TYPE, rbx);
   __ j(not_equal, &miss);
 
   // Patch the receiver on the stack with the global proxy if
   // necessary.
@@ skipping 12 matching lines @@
 
   // Return the generated code.
   return GetCode(FIELD, name);
 }
 
 
 Object* CallStubCompiler::CompileCallInterceptor(Object* object,
                                                  JSObject* holder,
                                                  String* name) {
   // ----------- S t a t e -------------
+  // rcx                 : function name
+  // rsp[0]              : return address
+  // rsp[8]              : argument argc
+  // rsp[16]             : argument argc - 1
+  // ...
+  // rsp[argc * 8]       : argument 1
+  // rsp[(argc + 1) * 8] : argument 0 = receiver
   // -----------------------------------
   Label miss;
 
   // Get the number of arguments.
   const int argc = arguments().immediate();
 
   LookupResult lookup;
   LookupPostInterceptor(holder, name, &lookup);
 
   // Get the receiver from the stack.
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
-  CallInterceptorCompiler compiler(arguments());
+  CallInterceptorCompiler compiler(arguments(), rcx);
   CompileLoadInterceptor(&compiler,
                          this,
                          masm(),
                          JSObject::cast(object),
                          holder,
                          name,
                          &lookup,
                          rdx,
                          rbx,
-                         rcx,
+                         rdi,
                          &miss);
 
   // Restore receiver.
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
   // Check that the function really is a function.
   __ JumpIfSmi(rax, &miss);
   __ CmpObjectType(rax, JS_FUNCTION_TYPE, rbx);
   __ j(not_equal, &miss);
 
@@ skipping 19 matching lines @@
 
 
 
 Object* CallStubCompiler::CompileCallGlobal(JSObject* object,
                                             GlobalObject* holder,
                                             JSGlobalPropertyCell* cell,
                                             JSFunction* function,
                                             String* name) {
   // ----------- S t a t e -------------
   // -----------------------------------
-  // rsp[0] return address
-  // rsp[8] argument argc
-  // rsp[16] argument argc - 1
+  // rcx                 : function name
+  // rsp[0]              : return address
+  // rsp[8]              : argument argc
+  // rsp[16]             : argument argc - 1
   // ...
-  // rsp[argc * 8] argument 1
-  // rsp[(argc + 1) * 8] argument 0 = receiver
-  // rsp[(argc + 2) * 8] function name
+  // rsp[argc * 8]       : argument 1
+  // rsp[(argc + 1) * 8] : argument 0 = receiver
   Label miss;
 
   // Get the number of arguments.
   const int argc = arguments().immediate();
 
   // Get the receiver from the stack.
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
   // If the object is the holder then we know that it's a global
   // object which can only happen for contextual calls. In this case,
   // the receiver cannot be a smi.
   if (object != holder) {
     __ JumpIfSmi(rdx, &miss);
   }
 
   // Check that the maps haven't changed.
-  CheckPrototypes(object, rdx, holder, rbx, rcx, name, &miss);
+  CheckPrototypes(object, rdx, holder, rbx, rax, name, &miss);
 
   // Get the value from the cell.
   __ Move(rdi, Handle<JSGlobalPropertyCell>(cell));
   __ movq(rdi, FieldOperand(rdi, JSGlobalPropertyCell::kValueOffset));
 
   // Check that the cell contains the same function.
   if (Heap::InNewSpace(function)) {
     // We can't embed a pointer to a function in new space so we have
     // to verify that the shared function info is unchanged. This has
     // the nice side effect that multiple closures based on the same
     // function can all use this call IC. Before we load through the
     // function, we have to verify that it still is a function.
     __ JumpIfSmi(rdi, &miss);
-    __ CmpObjectType(rdi, JS_FUNCTION_TYPE, rcx);
+    __ CmpObjectType(rdi, JS_FUNCTION_TYPE, rax);
     __ j(not_equal, &miss);
 
     // Check the shared function info. Make sure it hasn't changed.
-    __ Move(rcx, Handle<SharedFunctionInfo>(function->shared()));
-    __ cmpq(FieldOperand(rdi, JSFunction::kSharedFunctionInfoOffset), rcx);
+    __ Move(rax, Handle<SharedFunctionInfo>(function->shared()));
+    __ cmpq(FieldOperand(rdi, JSFunction::kSharedFunctionInfoOffset), rax);
     __ j(not_equal, &miss);
   } else {
     __ Cmp(rdi, Handle<JSFunction>(function));
     __ j(not_equal, &miss);
   }
 
   // Patch the receiver on the stack with the global proxy.
   if (object->IsGlobalObject()) {
     __ movq(rdx, FieldOperand(rdx, GlobalObject::kGlobalReceiverOffset));
     __ movq(Operand(rsp, (argc + 1) * kPointerSize), rdx);
@@ skipping 882 matching lines @@
   __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal