Index: src/builtins/arm64/builtins-arm64.cc |
diff --git a/src/builtins/arm64/builtins-arm64.cc b/src/builtins/arm64/builtins-arm64.cc |
index 2d1af62b23bc693de8b552921765958234cdfd7e..f6d639085a9b046535ced49f93132378423a8cfe 100644 |
--- a/src/builtins/arm64/builtins-arm64.cc |
+++ b/src/builtins/arm64/builtins-arm64.cc |
@@ -1994,13 +1994,9 @@ void Builtins::Generate_FunctionPrototypeApply(MacroAssembler* masm) { |
// -- jssp[0] : thisArg |
// ----------------------------------- |
- // 2. Make sure the receiver is actually callable. |
- Label receiver_not_callable; |
- __ JumpIfSmi(receiver, &receiver_not_callable); |
- __ Ldr(x10, FieldMemOperand(receiver, HeapObject::kMapOffset)); |
- __ Ldrb(w10, FieldMemOperand(x10, Map::kBitFieldOffset)); |
- __ TestAndBranchIfAllClear(x10, 1 << Map::kIsCallable, |
- &receiver_not_callable); |
+ // 2. We don't need to check explicitly for callable receiver here, |
+ // since that's the first thing the Call/CallWithArrayLike builtins |
+ // will do. |
// 3. Tail call with no arguments if argArray is null or undefined. |
Label no_arguments; |
@@ -2020,13 +2016,6 @@ void Builtins::Generate_FunctionPrototypeApply(MacroAssembler* masm) { |
DCHECK(receiver.Is(x1)); |
__ Jump(masm->isolate()->builtins()->Call(), RelocInfo::CODE_TARGET); |
} |
- |
- // 4c. The receiver is not callable, throw an appropriate TypeError. |
- __ Bind(&receiver_not_callable); |
- { |
- __ Poke(receiver, 0); |
- __ TailCallRuntime(Runtime::kThrowApplyNonFunction); |
- } |
} |
// static |
@@ -2125,23 +2114,13 @@ void Builtins::Generate_ReflectApply(MacroAssembler* masm) { |
// -- jssp[0] : thisArgument |
// ----------------------------------- |
- // 2. Make sure the target is actually callable. |
- Label target_not_callable; |
- __ JumpIfSmi(target, &target_not_callable); |
- __ Ldr(x10, FieldMemOperand(target, HeapObject::kMapOffset)); |
- __ Ldr(x10, FieldMemOperand(x10, Map::kBitFieldOffset)); |
- __ TestAndBranchIfAllClear(x10, 1 << Map::kIsCallable, &target_not_callable); |
+ // 2. We don't need to check explicitly for callable target here, |
+ // since that's the first thing the Call/CallWithArrayLike builtins |
+ // will do. |
- // 3a. Apply the target to the given argumentsList. |
+ // 3. Apply the target to the given argumentsList. |
__ Jump(masm->isolate()->builtins()->CallWithArrayLike(), |
RelocInfo::CODE_TARGET); |
- |
- // 3b. The target is not callable, throw an appropriate TypeError. |
- __ Bind(&target_not_callable); |
- { |
- __ Poke(target, 0); |
- __ TailCallRuntime(Runtime::kThrowApplyNonFunction); |
- } |
} |
void Builtins::Generate_ReflectConstruct(MacroAssembler* masm) { |