}
+void StoreArrayLengthStub::Generate(MacroAssembler* masm) {
+ // This accepts as a receiver anything JSArray::SetElementsLength accepts
+ // (currently anything except for external arrays which means anything with
+ // elements of FixedArray type). Value must be a number, but only smis are
+ // accepted as the most common case.
+ Label miss;
+
+ Register receiver;
+ Register value;
+ if (kind() == Code::KEYED_STORE_IC) {
+ // ----------- S t a t e -------------
+ // -- ra : return address
+ // -- a0 : value
+ // -- a1 : key
+ // -- a2 : receiver
+ // -----------------------------------
+ __ Branch(&miss, ne, a1,
+ Operand(masm->isolate()->factory()->length_symbol()));
+ receiver = a2;
+ value = a0;
+ } else {
+ ASSERT(kind() == Code::STORE_IC);
+ // ----------- S t a t e -------------
+ // -- ra : return address
+ // -- a0 : value
+ // -- a1 : receiver
+ // -- a2 : key
+ // -----------------------------------
+ receiver = a1;
+ value = a0;
+ }
+ Register scratch = a3;
+
+ // Check that the receiver isn't a smi.
+ __ JumpIfSmi(receiver, &miss);
+
+ // Check that the object is a JS array.
+ __ GetObjectType(receiver, scratch, scratch);
+ __ Branch(&miss, ne, scratch, Operand(JS_ARRAY_TYPE));
+
+ // Check that elements are FixedArray.
+ // We rely on StoreIC_ArrayLength below to deal with all types of
+ // fast elements (including COW).
+ __ lw(scratch, FieldMemOperand(receiver, JSArray::kElementsOffset));
+ __ GetObjectType(scratch, scratch, scratch);
+ __ Branch(&miss, ne, scratch, Operand(FIXED_ARRAY_TYPE));
+
+ // Check that the array has fast properties, otherwise the length
+ // property might have been redefined.
+ __ lw(scratch, FieldMemOperand(receiver, JSArray::kPropertiesOffset));
+ __ lw(scratch, FieldMemOperand(scratch, FixedArray::kMapOffset));
+ __ LoadRoot(at, Heap::kHashTableMapRootIndex);
+ __ Branch(&miss, eq, scratch, Operand(at));
+
+ // Check that value is a smi.
+ __ JumpIfNotSmi(value, &miss);
+
+ // Prepare tail call to StoreIC_ArrayLength.
+ __ Push(receiver, value);
+
+ ExternalReference ref =
+ ExternalReference(IC_Utility(IC::kStoreIC_ArrayLength), masm->isolate());
+ __ TailCallExternalReference(ref, 2, 1);
+
+ __ bind(&miss);
+
+ StubCompiler::GenerateStoreMiss(masm, kind());
+}
+
+
Register InstanceofStub::left() { return a0; }
}
-void StoreIC::GenerateArrayLength(MacroAssembler* masm) {
- // ----------- S t a t e -------------
- // -- a0 : value
- // -- a1 : receiver
- // -- a2 : name
- // -- ra : return address
- // -----------------------------------
- //
- // This accepts as a receiver anything JSArray::SetElementsLength accepts
- // (currently anything except for external arrays which means anything with
- // elements of FixedArray type). Value must be a number, but only smis are
- // accepted as the most common case.
-
- Label miss;
-
- Register receiver = a1;
- Register value = a0;
- Register scratch = a3;
-
- // Check that the receiver isn't a smi.
- __ JumpIfSmi(receiver, &miss);
-
- // Check that the object is a JS array.
- __ GetObjectType(receiver, scratch, scratch);
- __ Branch(&miss, ne, scratch, Operand(JS_ARRAY_TYPE));
-
- // Check that elements are FixedArray.
- // We rely on StoreIC_ArrayLength below to deal with all types of
- // fast elements (including COW).
- __ lw(scratch, FieldMemOperand(receiver, JSArray::kElementsOffset));
- __ GetObjectType(scratch, scratch, scratch);
- __ Branch(&miss, ne, scratch, Operand(FIXED_ARRAY_TYPE));
-
- // Check that the array has fast properties, otherwise the length
- // property might have been redefined.
- __ lw(scratch, FieldMemOperand(receiver, JSArray::kPropertiesOffset));
- __ lw(scratch, FieldMemOperand(scratch, FixedArray::kMapOffset));
- __ LoadRoot(at, Heap::kHashTableMapRootIndex);
- __ Branch(&miss, eq, scratch, Operand(at));
-
- // Check that value is a smi.
- __ JumpIfNotSmi(value, &miss);
-
- // Prepare tail call to StoreIC_ArrayLength.
- __ Push(receiver, value);
-
- ExternalReference ref = ExternalReference(IC_Utility(kStoreIC_ArrayLength),
- masm->isolate());
- __ TailCallExternalReference(ref, 2, 1);
-
- __ bind(&miss);
-
- GenerateMiss(masm);
-}
-
-
void StoreIC::GenerateNormal(MacroAssembler* masm) {
// ----------- S t a t e -------------
// -- a0 : value
}
+void StubCompiler::GenerateStoreMiss(MacroAssembler* masm, Code::Kind kind) {
+ ASSERT(kind == Code::STORE_IC || kind == Code::KEYED_STORE_IC);
+ Handle<Code> code = (kind == Code::STORE_IC)
+ ? masm->isolate()->builtins()->StoreIC_Miss()
+ : masm->isolate()->builtins()->KeyedStoreIC_Miss();
+ __ Jump(code, RelocInfo::CODE_TARGET);
+}
+
+
static void GenerateCallFunction(MacroAssembler* masm,
Handle<Object> object,
const ParameterCount& arguments,