1 /* 2 * Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_RUNTIME_GLOBALS_SHARED_HPP 26 #define SHARE_RUNTIME_GLOBALS_SHARED_HPP 27 28 #include "utilities/align.hpp" 29 #include "utilities/globalDefinitions.hpp" 30 #include "utilities/macros.hpp" 31 32 #include <float.h> // for DBL_MAX 33 34 // The larger HeapWordSize for 64bit requires larger heaps 35 // for the same application running in 64bit. See bug 4967770. 36 // The minimum alignment to a heap word size is done. Other 37 // parts of the memory system may require additional alignment 38 // and are responsible for those alignments. 39 #ifdef _LP64 40 #define ScaleForWordSize(x) align_down((x) * 13 / 10, HeapWordSize) 41 #else 42 #define ScaleForWordSize(x) (x) 43 #endif 44 45 // use this for flags that are true per default in the tiered build 46 // but false in non-tiered builds, and vice versa 47 #ifdef TIERED 48 #define trueInTiered true 49 #define falseInTiered false 50 #else 51 #define trueInTiered false 52 #define falseInTiered true 53 #endif 54 55 // use this for flags that are true by default in the debug version but 56 // false in the optimized version, and vice versa 57 #ifdef ASSERT 58 #define trueInDebug true 59 #define falseInDebug false 60 #else 61 #define trueInDebug false 62 #define falseInDebug true 63 #endif 64 65 // use this for flags that are true per default in the product build 66 // but false in development builds, and vice versa 67 #ifdef PRODUCT 68 #define trueInProduct true 69 #define falseInProduct false 70 #else 71 #define trueInProduct false 72 #define falseInProduct true 73 #endif 74 75 // Only materialize src code for range checking when required, ignore otherwise 76 #define IGNORE_RANGE(a, b) 77 // Only materialize src code for contraint checking when required, ignore otherwise 78 #define IGNORE_CONSTRAINT(func,type) 79 80 #define IGNORE_FLAG(...) 81 82 #define VM_FLAGS( \ 83 develop, \ 84 develop_pd, \ 85 product, \ 86 product_pd, \ 87 notproduct, \ 88 range, \ 89 constraint) \ 90 \ 91 RUNTIME_FLAGS( \ 92 develop, \ 93 develop_pd, \ 94 product, \ 95 product_pd, \ 96 notproduct, \ 97 range, \ 98 constraint) \ 99 \ 100 GC_FLAGS( \ 101 develop, \ 102 develop_pd, \ 103 product, \ 104 product_pd, \ 105 notproduct, \ 106 range, \ 107 constraint) \ 108 109 // Put the LP64/JVMCI/COMPILER1/COMPILER1/ARCH at 110 // the top, as they are processed by jvmFlags.cpp in that 111 // order. 112 113 #define ALL_FLAGS( \ 114 develop, \ 115 develop_pd, \ 116 product, \ 117 product_pd, \ 118 notproduct, \ 119 range, \ 120 constraint) \ 121 \ 122 LP64_RUNTIME_FLAGS( \ 123 develop, \ 124 develop_pd, \ 125 product, \ 126 product_pd, \ 127 notproduct, \ 128 range, \ 129 constraint) \ 130 \ 131 JVMCI_ONLY(JVMCI_FLAGS( \ 132 develop, \ 133 develop_pd, \ 134 product, \ 135 product_pd, \ 136 notproduct, \ 137 range, \ 138 constraint)) \ 139 \ 140 COMPILER1_PRESENT(C1_FLAGS( \ 141 develop, \ 142 develop_pd, \ 143 product, \ 144 product_pd, \ 145 notproduct, \ 146 range, \ 147 constraint)) \ 148 \ 149 COMPILER2_PRESENT(C2_FLAGS( \ 150 develop, \ 151 develop_pd, \ 152 product, \ 153 product_pd, \ 154 notproduct, \ 155 range, \ 156 constraint)) \ 157 \ 158 ARCH_FLAGS( \ 159 develop, \ 160 product, \ 161 notproduct, \ 162 range, \ 163 constraint) \ 164 \ 165 VM_FLAGS( \ 166 develop, \ 167 develop_pd, \ 168 product, \ 169 product_pd, \ 170 notproduct, \ 171 range, \ 172 constraint) \ 173 \ 174 RUNTIME_OS_FLAGS( \ 175 develop, \ 176 develop_pd, \ 177 product, \ 178 product_pd, \ 179 notproduct, \ 180 range, \ 181 constraint) 182 183 #define ALL_CONSTRAINTS(f) \ 184 COMPILER_CONSTRAINTS(f) \ 185 RUNTIME_CONSTRAINTS(f) \ 186 GC_CONSTRAINTS(f) 187 188 #endif // SHARE_RUNTIME_GLOBALS_SHARED_HPP 189