/* * Copyright (c) 2004-2008 Apple Inc. All rights reserved. * * @APPLE_APACHE_LICENSE_HEADER_START@ * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * @APPLE_APACHE_LICENSE_HEADER_END@ */ #include "AutoSubzone.h" namespace Auto { //----- Subzone -----// const unsigned char Subzone::age_map[16] = { 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 4, 5, 4, 5 }; const unsigned char Subzone::ref_map[16] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 0, 0, 1, 1 }; const unsigned char Subzone::next_age_map[16] = { r0_a0, r0_a0, r0_a1, r0_a2, r1_a0, r1_a0, r1_a1, r1_a2, r2_a0, r2_a0, r2_a1, r2_a2, r0_a3, r0_a4, r1_a3, r1_a4, }; const unsigned char Subzone::incr_refcount_map[16] = { r1_a0, r1_a1, r1_a2, r1_a3, // refcount 0 -> refcount 1 r2_a0, r2_a1, r2_a2, r2_a3, // refcount 1 -> refcount 2 0xff, 0xff, 0xff, 0xff, // not used r1_a4, r1_a5, // refcount 0 -> refcount 1 r2_a3, r2_a3, // refcount 1 -> refcount 2 (note (a4,a5)->a3 transition tho) }; const unsigned char Subzone::decr_refcount_map[16] = { 0xff, 0xff, 0xff, 0xff, // not used r0_a0, r0_a1, r0_a2, r0_a3, // refcount 1 -> refcount 0 r1_a0, r1_a1, r1_a2, r1_a5, // refcount 2 -> refcount 1 (note r2_a3 -> r1_a5) 0xff, 0xff, // not used r0_a4, r0_a5, // refcount 1 -> refcount 0 }; };