MIPS: Fix 'MIPS: Fix after 'Reland remaining parts of 'Use weak cells in map checks in polymorphic …

src/ic/mips64/ic-compiler-mips64.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/ic/ic.h"
 #include "src/ic/ic-compiler.h"
@@ skipping 44 matching lines @@
   __ ld(map_reg, FieldMemOperand(receiver(), HeapObject::kMapOffset));
   for (int current = 0; current < receiver_count; ++current) {
     Handle<HeapType> type = types->at(current);
     Handle<Map> map = IC::TypeToMap(*type, isolate());
     if (!map->is_deprecated()) {
       number_of_handled_maps++;
       // Check map and tail call if there's a match.
       // Separate compare from branch, to provide path for above JumpIfSmi().
       Handle<WeakCell> cell = Map::WeakCellForMap(map);
       __ GetWeakValue(match, cell);
+      __ Dsubu(match, match, Operand(map_reg));
       if (type->Is(HeapType::Number())) {
         DCHECK(!number_case.is_unused());
         __ bind(&number_case);
       }
       __ Jump(handlers->at(current), RelocInfo::CODE_TARGET, eq, match,
-              Operand(map_reg));
+              Operand(zero_reg));
     }
   }
   DCHECK(number_of_handled_maps != 0);
 
   __ bind(&miss);
   TailCallBuiltin(masm(), MissBuiltin(kind()));
 
   // Return the generated code.
   InlineCacheState state =
       number_of_handled_maps > 1 ? POLYMORPHIC : MONOMORPHIC;
@@ skipping 50 matching lines @@
   // Do tail-call to runtime routine.
   __ TailCallRuntime(Runtime::kSetProperty, 4, 1);
 }
 
 
 #undef __
 }
 }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS64