Get rid of AllocationFlags::TAG_OBJECT

src/arm/macro-assembler-arm.cc

Index: src/arm/macro-assembler-arm.cc
diff --git a/src/arm/macro-assembler-arm.cc b/src/arm/macro-assembler-arm.cc
index 972082439e50316546f3f8e4ab7d19313d617703..f7b57300937a8e7e0eced51d591b221f9781d8ff 100644
--- a/src/arm/macro-assembler-arm.cc
+++ b/src/arm/macro-assembler-arm.cc
@@ -2081,10 +2081,8 @@ void MacroAssembler::Allocate(int object_size,
   b(hi, gc_required);
   str(result_end, MemOperand(top_address));
 
-  // Tag object if requested.
-  if ((flags & TAG_OBJECT) != 0) {
-    add(result, result, Operand(kHeapObjectTag));
-  }
+  // Tag object.
+  add(result, result, Operand(kHeapObjectTag));
 }
 
 
@@ -2177,10 +2175,8 @@ void MacroAssembler::Allocate(Register object_size, Register result,
   }
   str(result_end, MemOperand(top_address));
 
-  // Tag object if requested.
-  if ((flags & TAG_OBJECT) != 0) {
-    add(result, result, Operand(kHeapObjectTag));
-  }
+  // Tag object.
+  add(result, result, Operand(kHeapObjectTag));
 }
 
 
@@ -2199,12 +2195,8 @@ void MacroAssembler::AllocateTwoByteString(Register result,
   and_(scratch1, scratch1, Operand(~kObjectAlignmentMask));
 
   // Allocate two-byte string in new space.
-  Allocate(scratch1,
-           result,
-           scratch2,
-           scratch3,
-           gc_required,
-           TAG_OBJECT);
+  Allocate(scratch1, result, scratch2, scratch3, gc_required,
+           NO_ALLOCATION_FLAGS);
 
   // Set the map, length and hash field.
   InitializeNewString(result,
@@ -2228,12 +2220,8 @@ void MacroAssembler::AllocateOneByteString(Register result, Register length,
   and_(scratch1, scratch1, Operand(~kObjectAlignmentMask));
 
   // Allocate one-byte string in new space.
-  Allocate(scratch1,
-           result,
-           scratch2,
-           scratch3,
-           gc_required,
-           TAG_OBJECT);
+  Allocate(scratch1, result, scratch2, scratch3, gc_required,
+           NO_ALLOCATION_FLAGS);
 
   // Set the map, length and hash field.
   InitializeNewString(result, length, Heap::kOneByteStringMapRootIndex,
@@ -2247,7 +2235,7 @@ void MacroAssembler::AllocateTwoByteConsString(Register result,
                                                Register scratch2,
                                                Label* gc_required) {
   Allocate(ConsString::kSize, result, scratch1, scratch2, gc_required,
-           TAG_OBJECT);
+           NO_ALLOCATION_FLAGS);
 
   InitializeNewString(result,
                       length,
@@ -2261,12 +2249,8 @@ void MacroAssembler::AllocateOneByteConsString(Register result, Register length,
                                                Register scratch1,
                                                Register scratch2,
                                                Label* gc_required) {
-  Allocate(ConsString::kSize,
-           result,
-           scratch1,
-           scratch2,
-           gc_required,
-           TAG_OBJECT);
+  Allocate(ConsString::kSize, result, scratch1, scratch2, gc_required,
+           NO_ALLOCATION_FLAGS);
 
   InitializeNewString(result, length, Heap::kConsOneByteStringMapRootIndex,
                       scratch1, scratch2);
@@ -2279,7 +2263,7 @@ void MacroAssembler::AllocateTwoByteSlicedString(Register result,
                                                  Register scratch2,
                                                  Label* gc_required) {
   Allocate(SlicedString::kSize, result, scratch1, scratch2, gc_required,
-           TAG_OBJECT);
+           NO_ALLOCATION_FLAGS);
 
   InitializeNewString(result,
                       length,
@@ -2295,7 +2279,7 @@ void MacroAssembler::AllocateOneByteSlicedString(Register result,
                                                  Register scratch2,
                                                  Label* gc_required) {
   Allocate(SlicedString::kSize, result, scratch1, scratch2, gc_required,
-           TAG_OBJECT);
+           NO_ALLOCATION_FLAGS);
 
   InitializeNewString(result, length, Heap::kSlicedOneByteStringMapRootIndex,
                       scratch1, scratch2);
@@ -3211,12 +3195,11 @@ void MacroAssembler::AllocateHeapNumber(Register result,
                                         Register scratch2,
                                         Register heap_number_map,
                                         Label* gc_required,
-                                        TaggingMode tagging_mode,
                                         MutableMode mode) {
   // Allocate an object in the heap for the heap number and tag it as a heap
   // object.
   Allocate(HeapNumber::kSize, result, scratch1, scratch2, gc_required,
-           tagging_mode == TAG_RESULT ? TAG_OBJECT : NO_ALLOCATION_FLAGS);
+           NO_ALLOCATION_FLAGS);
 
   Heap::RootListIndex map_index = mode == MUTABLE
       ? Heap::kMutableHeapNumberMapRootIndex
@@ -3224,11 +3207,7 @@ void MacroAssembler::AllocateHeapNumber(Register result,
   AssertIsRoot(heap_number_map, map_index);
 
   // Store heap number map in the allocated object.
-  if (tagging_mode == TAG_RESULT) {
-    str(heap_number_map, FieldMemOperand(result, HeapObject::kMapOffset));
-  } else {
-    str(heap_number_map, MemOperand(result, HeapObject::kMapOffset));
-  }
+  str(heap_number_map, FieldMemOperand(result, HeapObject::kMapOffset));
 }
 
 
@@ -3253,7 +3232,8 @@ void MacroAssembler::AllocateJSValue(Register result, Register constructor,
   DCHECK(!result.is(value));
 
   // Allocate JSValue in new space.
-  Allocate(JSValue::kSize, result, scratch1, scratch2, gc_required, TAG_OBJECT);
+  Allocate(JSValue::kSize, result, scratch1, scratch2, gc_required,
+           NO_ALLOCATION_FLAGS);
 
   // Initialize the JSValue.
   LoadGlobalFunctionInitialMap(constructor, scratch1, scratch2);