[proxies] throw TypeError in [[Call]] if is_callable Map bit is unset

src/mips64/builtins-mips64.cc

Index: src/mips64/builtins-mips64.cc
diff --git a/src/mips64/builtins-mips64.cc b/src/mips64/builtins-mips64.cc
index ff068196b83720322b2369c252f949371d80604b..1d8d5d35990e76cb26e86895a6f11190046bbb70 100644
--- a/src/mips64/builtins-mips64.cc
+++ b/src/mips64/builtins-mips64.cc
@@ -2267,6 +2267,12 @@ void Builtins::Generate_Call(MacroAssembler* masm, ConvertReceiverMode mode,
           RelocInfo::CODE_TARGET, eq, t2, Operand(JS_FUNCTION_TYPE));
   __ Jump(masm->isolate()->builtins()->CallBoundFunction(tail_call_mode),
           RelocInfo::CODE_TARGET, eq, t2, Operand(JS_BOUND_FUNCTION_TYPE));
+
+  // Check if target has a [[Call]] internal method.
+  __ lbu(t1, FieldMemOperand(t1, Map::kBitFieldOffset));
+  __ And(t1, t1, Operand(1 << Map::kIsCallable));
+  __ Branch(&non_callable, eq, t1, Operand(zero_reg));
+
   __ Branch(&non_function, ne, t2, Operand(JS_PROXY_TYPE));
 
   // 0. Prepare for tail call if necessary.
@@ -2286,10 +2292,6 @@ void Builtins::Generate_Call(MacroAssembler* masm, ConvertReceiverMode mode,
   // 2. Call to something else, which might have a [[Call]] internal method (if
   // not we raise an exception).
   __ bind(&non_function);
-  // Check if target has a [[Call]] internal method.
-  __ lbu(t1, FieldMemOperand(t1, Map::kBitFieldOffset));
-  __ And(t1, t1, Operand(1 << Map::kIsCallable));
-  __ Branch(&non_callable, eq, t1, Operand(zero_reg));
   // Overwrite the original receiver with the (original) target.
   __ Dlsa(at, sp, a0, kPointerSizeLog2);
   __ sd(a1, MemOperand(at));