Version 3.20.15

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 169475791d05ff9672dfff163ba14dde0506bea5..128dc6be2810cccfb9c5cc26e1e93e4d969ef0b0 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -3617,17 +3617,6 @@ bool Map::is_deprecated() {
 }
 
 
-void Map::set_migration_target(bool value) {
-  set_bit_field3(IsMigrationTarget::update(bit_field3(), value));
-}
-
-
-bool Map::is_migration_target() {
-  if (!FLAG_track_fields) return false;
-  return IsMigrationTarget::decode(bit_field3());
-}
-
-
 void Map::freeze() {
   set_bit_field3(IsFrozen::update(bit_field3(), true));
 }
@@ -3688,6 +3677,11 @@ void Map::NotifyLeafMapLayoutChange() {
 }
 
 
+bool Map::CanOmitPrototypeChecks() {
+  return is_stable() && FLAG_omit_prototype_checks_for_leaf_maps;
+}
+
+
 bool Map::CanOmitMapChecks() {
   return is_stable() && FLAG_omit_map_checks_for_leaf_maps;
 }
@@ -3822,6 +3816,7 @@ inline void Code::set_is_crankshafted(bool value) {
 
 int Code::major_key() {
   ASSERT(kind() == STUB ||
+         kind() == UNARY_OP_IC ||
          kind() == BINARY_OP_IC ||
          kind() == COMPARE_IC ||
          kind() == COMPARE_NIL_IC ||
@@ -3836,6 +3831,7 @@ int Code::major_key() {
 
 void Code::set_major_key(int major) {
   ASSERT(kind() == STUB ||
+         kind() == UNARY_OP_IC ||
          kind() == BINARY_OP_IC ||
          kind() == COMPARE_IC ||
          kind() == COMPARE_NIL_IC ||
@@ -4025,6 +4021,21 @@ void Code::set_check_type(CheckType value) {
 }
 
 
+byte Code::unary_op_type() {
+  ASSERT(is_unary_op_stub());
+  return UnaryOpTypeField::decode(
+      READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
+}
+
+
+void Code::set_unary_op_type(byte value) {
+  ASSERT(is_unary_op_stub());
+  int previous = READ_UINT32_FIELD(this, kKindSpecificFlags1Offset);
+  int updated = UnaryOpTypeField::update(previous, value);
+  WRITE_UINT32_FIELD(this, kKindSpecificFlags1Offset, updated);
+}
+
+
 byte Code::to_boolean_state() {
   return extended_extra_ic_state();
 }
@@ -4209,20 +4220,7 @@ void Map::InitializeDescriptors(DescriptorArray* descriptors) {
 
 
 ACCESSORS(Map, instance_descriptors, DescriptorArray, kDescriptorsOffset)
-
-
-void Map::set_bit_field3(uint32_t bits) {
-  // Ensure the upper 2 bits have the same value by sign extending it. This is
-  // necessary to be able to use the 31st bit.
-  int value = bits << 1;
-  WRITE_FIELD(this, kBitField3Offset, Smi::FromInt(value >> 1));
-}
-
-
-uint32_t Map::bit_field3() {
-  Object* value = READ_FIELD(this, kBitField3Offset);
-  return Smi::cast(value)->value();
-}
+SMI_ACCESSORS(Map, bit_field3, kBitField3Offset)
 
 
 void Map::ClearTransitions(Heap* heap, WriteBarrierMode mode) {