1 /* 2 * Copyright (c) 2003, 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_EXTENSION_HPP 26 #define SHARE_RUNTIME_GLOBALS_EXTENSION_HPP 27 28 #include "runtime/flags/jvmFlag.hpp" 29 #include "runtime/globals.hpp" 30 #include "utilities/macros.hpp" 31 32 // Construct enum of Flag_<cmdline-arg> constants. 33 34 #define FLAG_MEMBER_ENUM(name) Flag_##name##_enum 35 #define FLAG_MEMBER_ENUM_(name) FLAG_MEMBER_ENUM(name), 36 37 #define FLAG_MEMBER_ENUM_PRODUCT(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 38 #define FLAG_MEMBER_ENUM_PD_PRODUCT(type, name, doc) FLAG_MEMBER_ENUM_(name) 39 #define FLAG_MEMBER_ENUM_DIAGNOSTIC(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 40 #define FLAG_MEMBER_ENUM_PD_DIAGNOSTIC(type, name, doc) FLAG_MEMBER_ENUM_(name) 41 #define FLAG_MEMBER_ENUM_EXPERIMENTAL(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 42 #define FLAG_MEMBER_ENUM_MANAGEABLE(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 43 #define FLAG_MEMBER_ENUM_PRODUCT_RW(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 44 #define FLAG_MEMBER_ENUM_DEVELOP(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 45 #define FLAG_MEMBER_ENUM_PD_DEVELOP(type, name, doc) FLAG_MEMBER_ENUM_(name) 46 #define FLAG_MEMBER_ENUM_NOTPRODUCT(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 47 #ifdef _LP64 48 #define FLAG_MEMBER_ENUM_LP64_PRODUCT(type, name, value, doc) FLAG_MEMBER_ENUM_(name) 49 #else 50 #define FLAG_MEMBER_ENUM_LP64_PRODUCT(type, name, value, doc) /* flag is constant */ 51 #endif // _LP64 52 53 typedef enum { 54 ALL_FLAGS(FLAG_MEMBER_ENUM_DEVELOP, 55 FLAG_MEMBER_ENUM_PD_DEVELOP, 56 FLAG_MEMBER_ENUM_PRODUCT, 57 FLAG_MEMBER_ENUM_PD_PRODUCT, 58 FLAG_MEMBER_ENUM_DIAGNOSTIC, 59 FLAG_MEMBER_ENUM_PD_DIAGNOSTIC, 60 FLAG_MEMBER_ENUM_EXPERIMENTAL, 61 FLAG_MEMBER_ENUM_NOTPRODUCT, 62 FLAG_MEMBER_ENUM_MANAGEABLE, 63 FLAG_MEMBER_ENUM_PRODUCT_RW, 64 FLAG_MEMBER_ENUM_LP64_PRODUCT, 65 IGNORE_RANGE, 66 IGNORE_CONSTRAINT) 67 NUM_JVMFlagsEnum 68 } JVMFlagsEnum; 69 70 // Can't put the following in JVMFlags because 71 // of a circular dependency on the enum definition. 72 class JVMFlagEx : JVMFlag { 73 public: 74 static JVMFlag::Error boolAtPut(JVMFlagsEnum flag, bool value, JVMFlag::Flags origin); 75 static JVMFlag::Error intAtPut(JVMFlagsEnum flag, int value, JVMFlag::Flags origin); 76 static JVMFlag::Error uintAtPut(JVMFlagsEnum flag, uint value, JVMFlag::Flags origin); 77 static JVMFlag::Error intxAtPut(JVMFlagsEnum flag, intx value, JVMFlag::Flags origin); 78 static JVMFlag::Error uintxAtPut(JVMFlagsEnum flag, uintx value, JVMFlag::Flags origin); 79 static JVMFlag::Error uint64_tAtPut(JVMFlagsEnum flag, uint64_t value, JVMFlag::Flags origin); 80 static JVMFlag::Error size_tAtPut(JVMFlagsEnum flag, size_t value, JVMFlag::Flags origin); 81 static JVMFlag::Error doubleAtPut(JVMFlagsEnum flag, double value, JVMFlag::Flags origin); 82 // Contract: Flag will make private copy of the incoming value 83 static JVMFlag::Error ccstrAtPut(JVMFlagsEnum flag, ccstr value, JVMFlag::Flags origin); 84 static JVMFlag::Error ccstrlistAtPut(JVMFlagsEnum flag, ccstr value, JVMFlag::Flags origin) { 85 return ccstrAtPut(flag, value, origin); 86 } 87 88 static bool is_default(JVMFlagsEnum flag); 89 static bool is_ergo(JVMFlagsEnum flag); 90 static bool is_cmdline(JVMFlagsEnum flag); 91 static bool is_jimage_resource(JVMFlagsEnum flag); 92 93 static void setOnCmdLine(JVMFlagsEnum flag); 94 95 static JVMFlag* flag_from_enum(JVMFlagsEnum flag); 96 }; 97 98 // Construct set functions for all flags 99 100 #define FLAG_MEMBER_SET(name) Flag_##name##_set 101 #define FLAG_MEMBER_SET_(type, name) inline JVMFlag::Error FLAG_MEMBER_SET(name)(type value, JVMFlag::Flags origin) { return JVMFlagEx::type##AtPut(FLAG_MEMBER_ENUM(name), value, origin); } 102 103 #define FLAG_MEMBER_SET_PRODUCT(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 104 #define FLAG_MEMBER_SET_PD_PRODUCT(type, name, doc) FLAG_MEMBER_SET_(type, name) 105 #define FLAG_MEMBER_SET_DIAGNOSTIC(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 106 #define FLAG_MEMBER_SET_PD_DIAGNOSTIC(type, name, doc) FLAG_MEMBER_SET_(type, name) 107 #define FLAG_MEMBER_SET_EXPERIMENTAL(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 108 #define FLAG_MEMBER_SET_MANAGEABLE(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 109 #define FLAG_MEMBER_SET_PRODUCT_RW(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 110 #define FLAG_MEMBER_SET_DEVELOP(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 111 #define FLAG_MEMBER_SET_PD_DEVELOP(type, name, doc) FLAG_MEMBER_SET_(type, name) 112 #define FLAG_MEMBER_SET_NOTPRODUCT(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 113 #ifdef _LP64 114 #define FLAG_MEMBER_SET_LP64_PRODUCT(type, name, value, doc) FLAG_MEMBER_SET_(type, name) 115 #else 116 #define FLAG_MEMBER_SET_LP64_PRODUCT(type, name, value, doc) /* flag is constant */ 117 #endif // _LP64 118 119 ALL_FLAGS(FLAG_MEMBER_SET_DEVELOP, 120 FLAG_MEMBER_SET_PD_DEVELOP, 121 FLAG_MEMBER_SET_PRODUCT, 122 FLAG_MEMBER_SET_PD_PRODUCT, 123 FLAG_MEMBER_SET_DIAGNOSTIC, 124 FLAG_MEMBER_SET_PD_DIAGNOSTIC, 125 FLAG_MEMBER_SET_EXPERIMENTAL, 126 FLAG_MEMBER_SET_NOTPRODUCT, 127 FLAG_MEMBER_SET_MANAGEABLE, 128 FLAG_MEMBER_SET_PRODUCT_RW, 129 FLAG_MEMBER_SET_LP64_PRODUCT, 130 IGNORE_RANGE, 131 IGNORE_CONSTRAINT) 132 133 #define FLAG_IS_DEFAULT(name) (JVMFlagEx::is_default(FLAG_MEMBER_ENUM(name))) 134 #define FLAG_IS_ERGO(name) (JVMFlagEx::is_ergo(FLAG_MEMBER_ENUM(name))) 135 #define FLAG_IS_CMDLINE(name) (JVMFlagEx::is_cmdline(FLAG_MEMBER_ENUM(name))) 136 #define FLAG_IS_JIMAGE_RESOURCE(name) (JVMFlagEx::is_jimage_resource(FLAG_MEMBER_ENUM(name))) 137 138 #define FLAG_SET_DEFAULT(name, value) ((name) = (value)) 139 140 #define FLAG_SET_CMDLINE(name, value) (JVMFlagEx::setOnCmdLine(FLAG_MEMBER_ENUM(name)), \ 141 FLAG_MEMBER_SET(name)((value), JVMFlag::COMMAND_LINE)) 142 #define FLAG_SET_ERGO(name, value) (FLAG_MEMBER_SET(name)((value), JVMFlag::ERGONOMIC)) 143 #define FLAG_SET_MGMT(name, value) (FLAG_MEMBER_SET(name)((value), JVMFlag::MANAGEMENT)) 144 145 #define FLAG_SET_ERGO_IF_DEFAULT(name, value) \ 146 do { \ 147 if (FLAG_IS_DEFAULT(name)) { \ 148 FLAG_SET_ERGO(name, value); \ 149 } \ 150 } while (0) 151 152 #endif // SHARE_RUNTIME_GLOBALS_EXTENSION_HPP