Use register parameters in ElementsTransitionGenerator.

src/arm64/ic-arm64.cc

 // Copyright 2013 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_ARM64
 
 #include "src/arm64/assembler-arm64.h"
 #include "src/code-stubs.h"
@@ skipping 1010 matching lines @@
   __ JumpIfNotRoot(x10, Heap::kHeapNumberMapRootIndex, &non_double_value);
 
   // Value is a double. Transition FAST_SMI_ELEMENTS ->
   // FAST_DOUBLE_ELEMENTS and complete the store.
   __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS,
                                          FAST_DOUBLE_ELEMENTS,
                                          receiver_map,
                                          x10,
                                          x11,
                                          slow);
-  ASSERT(receiver_map.Is(x3));  // Transition code expects map in x3.
   AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS,
                                                     FAST_DOUBLE_ELEMENTS);
-  ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, slow);
+  ElementsTransitionGenerator::GenerateSmiToDouble(
+      masm, receiver, key, value, receiver_map, mode, slow);
   __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
   __ B(&fast_double_without_map_check);
 
   __ Bind(&non_double_value);
   // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS.
   __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS,
                                          FAST_ELEMENTS,
                                          receiver_map,
                                          x10,
                                          x11,
                                          slow);
-  ASSERT(receiver_map.Is(x3));  // Transition code expects map in x3.
+
   mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS);
-  ElementsTransitionGenerator::GenerateMapChangeElementsTransition(masm, mode,
-                                                                   slow);
+  ElementsTransitionGenerator::GenerateMapChangeElementsTransition(
+      masm, receiver, key, value, receiver_map, mode, slow);
+
   __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
   __ B(&finish_store);
 
   __ Bind(&transition_double_elements);
   // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a
   // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and
   // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS
   __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS,
                                          FAST_ELEMENTS,
                                          receiver_map,
                                          x10,
                                          x11,
                                          slow);
-  ASSERT(receiver_map.Is(x3));  // Transition code expects map in x3.
   mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS);
-  ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, slow);
+  ElementsTransitionGenerator::GenerateDoubleToObject(
+      masm, receiver, key, value, receiver_map, mode, slow);
   __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
   __ B(&finish_store);
 }
 
 
 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm,
                                    StrictMode strict_mode) {
   ASM_LOCATION("KeyedStoreIC::GenerateGeneric");
   Label slow;
   Label array;
@@ skipping 259 matching lines @@
     ASSERT(to_patch->Mask(TestBranchMask) == TBNZ);
     // This is JumpIfSmi(smi_reg, branch_imm).
     patcher.tbz(smi_reg, 0, branch_imm);
   }
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64