Mercurial > hg > graal-compiler

annotate src/share/vm/runtime/globals.cpp @ 14276:234d576115b5

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8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message Summary: clarifying the error messages associated with vm options of type diagnostic, experimental, develop, and notproduct Reviewed-by: kvn, twisti, ctornqvi
author ccheung
date Thu, 16 Jan 2014 10:51:16 -0800
parents 6c583aa36bc9
children 20e2bd0e84bf
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1 /*
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2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "memory/allocation.inline.hpp"
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27 #include "oops/oop.inline.hpp"
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28 #include "runtime/arguments.hpp"
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29 #include "runtime/globals.hpp"
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30 #include "runtime/globals_extension.hpp"
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31 #include "utilities/ostream.hpp"
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32 #include "utilities/macros.hpp"
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33 #include "utilities/top.hpp"
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34 #if INCLUDE_ALL_GCS
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35 #include "gc_implementation/g1/g1_globals.hpp"
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36 #endif // INCLUDE_ALL_GCS
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37 #ifdef COMPILER1
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38 #include "c1/c1_globals.hpp"
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39 #endif
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40 #ifdef COMPILER2
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41 #include "opto/c2_globals.hpp"
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42 #endif
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43 #ifdef SHARK
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44 #include "shark/shark_globals.hpp"
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45 #endif
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46
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47 RUNTIME_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \
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48 MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \
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49 MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_EXPERIMENTAL_FLAG, \
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50 MATERIALIZE_NOTPRODUCT_FLAG, \
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51 MATERIALIZE_MANAGEABLE_FLAG, MATERIALIZE_PRODUCT_RW_FLAG, \
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52 MATERIALIZE_LP64_PRODUCT_FLAG)
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53
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54 RUNTIME_OS_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \
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55 MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \
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56 MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_NOTPRODUCT_FLAG)
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57
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58 ARCH_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PRODUCT_FLAG, \
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59 MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_EXPERIMENTAL_FLAG, \
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60 MATERIALIZE_NOTPRODUCT_FLAG)
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61
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62 MATERIALIZE_FLAGS_EXT
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63
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64
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65 static bool is_product_build() {
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66 #ifdef PRODUCT
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67 return true;
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68 #else
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69 return false;
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70 #endif
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71 }
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72
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73 void Flag::check_writable() {
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74 if (is_constant_in_binary()) {
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75 fatal(err_msg("flag is constant: %s", _name));
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76 }
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77 }
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78
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79 bool Flag::is_bool() const {
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80 return strcmp(_type, "bool") == 0;
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81 }
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82
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83 bool Flag::get_bool() const {
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84 return *((bool*) _addr);
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85 }
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86
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87 void Flag::set_bool(bool value) {
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88 check_writable();
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89 *((bool*) _addr) = value;
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90 }
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91
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92 bool Flag::is_intx() const {
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93 return strcmp(_type, "intx") == 0;
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94 }
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95
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96 intx Flag::get_intx() const {
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97 return *((intx*) _addr);
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98 }
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99
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100 void Flag::set_intx(intx value) {
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101 check_writable();
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102 *((intx*) _addr) = value;
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103 }
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104
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105 bool Flag::is_uintx() const {
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106 return strcmp(_type, "uintx") == 0;
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107 }
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108
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109 uintx Flag::get_uintx() const {
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110 return *((uintx*) _addr);
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111 }
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112
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113 void Flag::set_uintx(uintx value) {
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114 check_writable();
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115 *((uintx*) _addr) = value;
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116 }
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117
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118 bool Flag::is_uint64_t() const {
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119 return strcmp(_type, "uint64_t") == 0;
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120 }
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121
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122 uint64_t Flag::get_uint64_t() const {
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123 return *((uint64_t*) _addr);
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124 }
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125
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126 void Flag::set_uint64_t(uint64_t value) {
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127 check_writable();
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128 *((uint64_t*) _addr) = value;
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129 }
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130
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131 bool Flag::is_double() const {
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132 return strcmp(_type, "double") == 0;
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133 }
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134
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135 double Flag::get_double() const {
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136 return *((double*) _addr);
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137 }
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138
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139 void Flag::set_double(double value) {
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140 check_writable();
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141 *((double*) _addr) = value;
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142 }
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143
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144 bool Flag::is_ccstr() const {
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145 return strcmp(_type, "ccstr") == 0 || strcmp(_type, "ccstrlist") == 0;
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146 }
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147
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148 bool Flag::ccstr_accumulates() const {
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149 return strcmp(_type, "ccstrlist") == 0;
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150 }
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151
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152 ccstr Flag::get_ccstr() const {
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153 return *((ccstr*) _addr);
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154 }
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155
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156 void Flag::set_ccstr(ccstr value) {
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157 check_writable();
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158 *((ccstr*) _addr) = value;
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159 }
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160
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161
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162 Flag::Flags Flag::get_origin() {
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diff changeset
163 return Flags(_flags & VALUE_ORIGIN_MASK);
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diff changeset
164 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
165
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diff changeset
166 void Flag::set_origin(Flags origin) {
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diff changeset
167 assert((origin & VALUE_ORIGIN_MASK) == origin, "sanity");
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diff changeset
168 _flags = Flags((_flags & ~VALUE_ORIGIN_MASK) | origin);
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diff changeset
169 }
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diff changeset
170
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diff changeset
171 bool Flag::is_default() {
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diff changeset
172 return (get_origin() == DEFAULT);
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parents: 12160
diff changeset
173 }
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diff changeset
174
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diff changeset
175 bool Flag::is_ergonomic() {
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diff changeset
176 return (get_origin() == ERGONOMIC);
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diff changeset
177 }
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diff changeset
178
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diff changeset
179 bool Flag::is_command_line() {
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diff changeset
180 return (get_origin() == COMMAND_LINE);
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diff changeset
181 }
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182
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diff changeset
183 bool Flag::is_product() const {
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diff changeset
184 return (_flags & KIND_PRODUCT) != 0;
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185 }
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186
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diff changeset
187 bool Flag::is_manageable() const {
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diff changeset
188 return (_flags & KIND_MANAGEABLE) != 0;
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189 }
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190
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diff changeset
191 bool Flag::is_diagnostic() const {
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diff changeset
192 return (_flags & KIND_DIAGNOSTIC) != 0;
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193 }
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194
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195 bool Flag::is_experimental() const {
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196 return (_flags & KIND_EXPERIMENTAL) != 0;
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197 }
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198
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199 bool Flag::is_notproduct() const {
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200 return (_flags & KIND_NOT_PRODUCT) != 0;
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diff changeset
201 }
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202
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diff changeset
203 bool Flag::is_develop() const {
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diff changeset
204 return (_flags & KIND_DEVELOP) != 0;
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205 }
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206
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diff changeset
207 bool Flag::is_read_write() const {
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208 return (_flags & KIND_READ_WRITE) != 0;
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diff changeset
209 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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210
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diff changeset
211 bool Flag::is_commercial() const {
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212 return (_flags & KIND_COMMERCIAL) != 0;
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213 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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214
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
215 /**
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216 * Returns if this flag is a constant in the binary. Right now this is
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217 * true for notproduct and develop flags in product builds.
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diff changeset
218 */
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219 bool Flag::is_constant_in_binary() const {
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diff changeset
220 #ifdef PRODUCT
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221 return is_notproduct() || is_develop();
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diff changeset
222 #else
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223 return false;
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diff changeset
224 #endif
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diff changeset
225 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
226
0
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227 bool Flag::is_unlocker() const {
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228 return strcmp(_name, "UnlockDiagnosticVMOptions") == 0 ||
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229 strcmp(_name, "UnlockExperimentalVMOptions") == 0 ||
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cd00eaeebef6 7117389: Add a framework for vendor-specific command line switch extensions to Hotspot
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230 is_unlocker_ext();
0
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231 }
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232
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233 bool Flag::is_unlocked() const {
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234 if (is_diagnostic()) {
0
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235 return UnlockDiagnosticVMOptions;
12322
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236 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
237 if (is_experimental()) {
350
d28aa69f0959 6618726: Introduce -XX:+UnlockExperimentalVMOptions flag
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parents: 342
diff changeset
238 return UnlockExperimentalVMOptions;
0
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239 }
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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240 return is_unlocked_ext();
0
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241 }
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242
5947
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jmelvin
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243 // Get custom message for this locked flag, or return NULL if
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
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244 // none is available.
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diff changeset
245 void Flag::get_locked_message(char* buf, int buflen) const {
14276
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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246 buf[0] = '\0';
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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247 if (is_diagnostic() && !is_unlocked()) {
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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248 jio_snprintf(buf, buflen, "Error: VM option '%s' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.\n",
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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249 _name);
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
250 return;
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
251 }
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
252 if (is_experimental() && !is_unlocked()) {
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
253 jio_snprintf(buf, buflen, "Error: VM option '%s' is experimental and must be enabled via -XX:+UnlockExperimentalVMOptions.\n",
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
254 _name);
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
255 return;
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
256 }
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
257 if (is_develop() && is_product_build()) {
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
258 jio_snprintf(buf, buflen, "Error: VM option '%s' is develop and is available only in debug version of VM.\n",
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
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diff changeset
259 _name);
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
260 return;
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
261 }
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
262 if (is_notproduct() && is_product_build()) {
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
263 jio_snprintf(buf, buflen, "Error: VM option '%s' is notproduct and is available only in debug version of VM.\n",
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
264 _name);
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
265 return;
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
266 }
5947
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
267 get_locked_message_ext(buf, buflen);
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
268 }
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
269
0
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diff changeset
270 bool Flag::is_writeable() const {
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
271 return is_manageable() || (is_product() && is_read_write()) || is_writeable_ext();
0
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parents:
diff changeset
272 }
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diff changeset
273
4715
6c995c08526c 7122880: Extend vendor-specific command interface to include manageable switches
phh
parents: 4107
diff changeset
274 // All flags except "manageable" are assumed to be internal flags.
0
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diff changeset
275 // Long term, we need to define a mechanism to specify which flags
a61af66fc99e Initial load
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diff changeset
276 // are external/stable and change this function accordingly.
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diff changeset
277 bool Flag::is_external() const {
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
278 return is_manageable() || is_external_ext();
0
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diff changeset
279 }
a61af66fc99e Initial load
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diff changeset
280
4715
6c995c08526c 7122880: Extend vendor-specific command interface to include manageable switches
phh
parents: 4107
diff changeset
281
0
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diff changeset
282 // Length of format string (e.g. "%.1234s") for printing ccstr below
a61af66fc99e Initial load
duke
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diff changeset
283 #define FORMAT_BUFFER_LEN 16
a61af66fc99e Initial load
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diff changeset
284
1768
6ee479178066 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 1692
diff changeset
285 void Flag::print_on(outputStream* st, bool withComments) {
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
286 // Don't print notproduct and develop flags in a product build.
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
287 if (is_constant_in_binary()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
288 return;
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
289 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
290
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
291 st->print("%9s %-40s %c= ", _type, _name, (!is_default() ? ':' : ' '));
1768
6ee479178066 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 1692
diff changeset
292
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
293 if (is_bool()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
294 st->print("%-16s", get_bool() ? "true" : "false");
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
295 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
296 if (is_intx()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
297 st->print("%-16ld", get_intx());
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
298 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
299 if (is_uintx()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
300 st->print("%-16lu", get_uintx());
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
301 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
302 if (is_uint64_t()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
303 st->print("%-16lu", get_uint64_t());
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
304 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
305 if (is_double()) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
306 st->print("%-16f", get_double());
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
307 }
0
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diff changeset
308 if (is_ccstr()) {
12322
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diff changeset
309 const char* cp = get_ccstr();
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
310 if (cp != NULL) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
311 const char* eol;
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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parents: 12160
diff changeset
312 while ((eol = strchr(cp, '\n')) != NULL) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
313 char format_buffer[FORMAT_BUFFER_LEN];
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
314 size_t llen = pointer_delta(eol, cp, sizeof(char));
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
315 jio_snprintf(format_buffer, FORMAT_BUFFER_LEN,
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
316 "%%." SIZE_FORMAT "s", llen);
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
317 st->print(format_buffer, cp);
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
318 st->cr();
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
319 cp = eol+1;
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
320 st->print("%5s %-35s += ", "", _name);
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
321 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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322 st->print("%-16s", cp);
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323 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
324 else st->print("%-16s", "");
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325 }
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326
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b7cd330fd5b6 8026300: VM warning: increase O_BUFLEN in ostream.hpp -- output truncated occurs with fastdebug VM when printing flags
zgu
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327 st->print("%-20s", " ");
12322
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diff changeset
328 print_kind(st);
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diff changeset
329
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ikrylov
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diff changeset
330 if (withComments) {
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diff changeset
331 #ifndef PRODUCT
12322
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332 st->print("%s", _doc);
1768
6ee479178066 6979444: add command line option to print command line flags descriptions
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333 #endif
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334 }
0
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335 st->cr();
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336 }
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337
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338 void Flag::print_kind(outputStream* st) {
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339 struct Data {
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340 int flag;
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341 const char* name;
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342 };
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343
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344 Data data[] = {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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345 { KIND_C1, "C1" },
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346 { KIND_C2, "C2" },
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347 { KIND_ARCH, "ARCH" },
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348 { KIND_SHARK, "SHARK" },
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349 { KIND_PLATFORM_DEPENDENT, "pd" },
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350 { KIND_PRODUCT, "product" },
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351 { KIND_MANAGEABLE, "manageable" },
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352 { KIND_DIAGNOSTIC, "diagnostic" },
13392
396564992823 8028341: PSR:FUNC: SCOPE PARAMETER MISSING FROM THE -XX:+PRINTFLAGSFINAL
sgabdura
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353 { KIND_EXPERIMENTAL, "experimental" },
396564992823 8028341: PSR:FUNC: SCOPE PARAMETER MISSING FROM THE -XX:+PRINTFLAGSFINAL
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354 { KIND_COMMERCIAL, "commercial" },
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355 { KIND_NOT_PRODUCT, "notproduct" },
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356 { KIND_DEVELOP, "develop" },
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357 { KIND_LP64_PRODUCT, "lp64_product" },
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358 { KIND_READ_WRITE, "rw" },
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359 { -1, "" }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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360 };
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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361
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
362 if ((_flags & KIND_MASK) != 0) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
363 st->print("{");
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
364 bool is_first = true;
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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365
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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366 for (int i = 0; data[i].flag != -1; i++) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
367 Data d = data[i];
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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368 if ((_flags & d.flag) != 0) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
369 if (is_first) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
370 is_first = false;
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diff changeset
371 } else {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
372 st->print(" ");
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373 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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374 st->print(d.name);
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375 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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376 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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377
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diff changeset
378 st->print("}");
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379 }
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380 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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381
0
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382 void Flag::print_as_flag(outputStream* st) {
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383 if (is_bool()) {
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384 st->print("-XX:%s%s", get_bool() ? "+" : "-", _name);
0
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385 } else if (is_intx()) {
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386 st->print("-XX:%s=" INTX_FORMAT, _name, get_intx());
0
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387 } else if (is_uintx()) {
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388 st->print("-XX:%s=" UINTX_FORMAT, _name, get_uintx());
1067
ba7ea42fc66e 6898160: Need serviceability support for new vm argument type 'uint64_t'
phh
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389 } else if (is_uint64_t()) {
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diff changeset
390 st->print("-XX:%s=" UINT64_FORMAT, _name, get_uint64_t());
6049
f47478089efc 7167069: 6 VM flags crash the VM when queried via jinfo
brutisso
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diff changeset
391 } else if (is_double()) {
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diff changeset
392 st->print("-XX:%s=%f", _name, get_double());
0
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393 } else if (is_ccstr()) {
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diff changeset
394 st->print("-XX:%s=", _name);
103
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
395 const char* cp = get_ccstr();
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never
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diff changeset
396 if (cp != NULL) {
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
397 // Need to turn embedded '\n's back into separate arguments
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
398 // Not so efficient to print one character at a time,
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never
parents: 13
diff changeset
399 // but the choice is to do the transformation to a buffer
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never
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diff changeset
400 // and print that. And this need not be efficient.
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never
parents: 13
diff changeset
401 for (; *cp != '\0'; cp += 1) {
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
402 switch (*cp) {
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
403 default:
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never
parents: 13
diff changeset
404 st->print("%c", *cp);
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never
parents: 13
diff changeset
405 break;
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parents: 13
diff changeset
406 case '\n':
12322
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diff changeset
407 st->print(" -XX:%s=", _name);
103
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
408 break;
38a50dd839cf 6619271: The -Xprintflags causes the VM to segv
never
parents: 13
diff changeset
409 }
0
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410 }
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411 }
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412 } else {
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413 ShouldNotReachHere();
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414 }
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415 }
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416
a61af66fc99e Initial load
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diff changeset
417 // 4991491 do not "optimize out" the was_set false values: omitting them
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parents:
diff changeset
418 // tickles a Microsoft compiler bug causing flagTable to be malformed
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419
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420 #define NAME(name) NOT_PRODUCT(&name) PRODUCT_ONLY(&CONST_##name)
0
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421
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422 #define RUNTIME_PRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
423 #define RUNTIME_PD_PRODUCT_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
424 #define RUNTIME_DIAGNOSTIC_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DIAGNOSTIC) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
425 #define RUNTIME_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_EXPERIMENTAL) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
426 #define RUNTIME_MANAGEABLE_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_MANAGEABLE) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
427 #define RUNTIME_PRODUCT_RW_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_READ_WRITE) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
428 #define RUNTIME_DEVELOP_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
429 #define RUNTIME_PD_DEVELOP_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
430 #define RUNTIME_NOTPRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_NOT_PRODUCT) },
0
a61af66fc99e Initial load
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parents:
diff changeset
431
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 103
diff changeset
432 #ifdef _LP64
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
433 #define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_LP64_PRODUCT) },
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 103
diff changeset
434 #else
12322
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diff changeset
435 #define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 103
diff changeset
436 #endif // _LP64
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 103
diff changeset
437
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
438 #define C1_PRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
439 #define C1_PD_PRODUCT_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
440 #define C1_DIAGNOSTIC_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DIAGNOSTIC) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
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diff changeset
441 #define C1_DEVELOP_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
442 #define C1_PD_DEVELOP_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
443 #define C1_NOTPRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_NOT_PRODUCT) },
0
a61af66fc99e Initial load
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diff changeset
444
12322
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diff changeset
445 #define C2_PRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
446 #define C2_PD_PRODUCT_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
447 #define C2_DIAGNOSTIC_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DIAGNOSTIC) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
448 #define C2_EXPERIMENTAL_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_EXPERIMENTAL) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
449 #define C2_DEVELOP_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
450 #define C2_PD_DEVELOP_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
451 #define C2_NOTPRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_NOT_PRODUCT) },
0
a61af66fc99e Initial load
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parents:
diff changeset
452
12322
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twisti
parents: 12160
diff changeset
453 #define ARCH_PRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_PRODUCT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
454 #define ARCH_DIAGNOSTIC_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DIAGNOSTIC) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
455 #define ARCH_EXPERIMENTAL_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_EXPERIMENTAL) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
456 #define ARCH_DEVELOP_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DEVELOP) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
457 #define ARCH_NOTPRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_NOT_PRODUCT) },
6633
a5dd6e3ef9f3 6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents: 6197
diff changeset
458
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
459 #define SHARK_PRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
460 #define SHARK_PD_PRODUCT_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
461 #define SHARK_DIAGNOSTIC_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), &name, NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DIAGNOSTIC) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
462 #define SHARK_DEVELOP_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
463 #define SHARK_PD_DEVELOP_FLAG_STRUCT( type, name, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
464 #define SHARK_NOTPRODUCT_FLAG_STRUCT( type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_NOT_PRODUCT) },
0
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parents:
diff changeset
465
a61af66fc99e Initial load
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diff changeset
466 static Flag flagTable[] = {
4088
358eca91be48 7116730: Revert 7116481: Commercial features in Hotspot must be gated by a switch
phh
parents: 4087
diff changeset
467 RUNTIME_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT, RUNTIME_LP64_PRODUCT_FLAG_STRUCT)
0
a61af66fc99e Initial load
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diff changeset
468 RUNTIME_OS_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT)
8001
db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 6633
diff changeset
469 #if INCLUDE_ALL_GCS
350
d28aa69f0959 6618726: Introduce -XX:+UnlockExperimentalVMOptions flag
ysr
parents: 342
diff changeset
470 G1_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT)
8001
db9981fd3124 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 6633
diff changeset
471 #endif // INCLUDE_ALL_GCS
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diff changeset
472 #ifdef COMPILER1
12160
f98f5d48f511 7199175: JSR 292: C1 needs patching when invokedynamic/invokehandle call site is not linked
roland
parents: 11070
diff changeset
473 C1_FLAGS(C1_DEVELOP_FLAG_STRUCT, C1_PD_DEVELOP_FLAG_STRUCT, C1_PRODUCT_FLAG_STRUCT, C1_PD_PRODUCT_FLAG_STRUCT, C1_DIAGNOSTIC_FLAG_STRUCT, C1_NOTPRODUCT_FLAG_STRUCT)
0
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diff changeset
474 #endif
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475 #ifdef COMPILER2
1080
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 1067
diff changeset
476 C2_FLAGS(C2_DEVELOP_FLAG_STRUCT, C2_PD_DEVELOP_FLAG_STRUCT, C2_PRODUCT_FLAG_STRUCT, C2_PD_PRODUCT_FLAG_STRUCT, C2_DIAGNOSTIC_FLAG_STRUCT, C2_EXPERIMENTAL_FLAG_STRUCT, C2_NOTPRODUCT_FLAG_STRUCT)
0
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diff changeset
477 #endif
1692
d2ede61b7a12 6976186: integrate Shark HotSpot changes
twisti
parents: 1552
diff changeset
478 #ifdef SHARK
d2ede61b7a12 6976186: integrate Shark HotSpot changes
twisti
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diff changeset
479 SHARK_FLAGS(SHARK_DEVELOP_FLAG_STRUCT, SHARK_PD_DEVELOP_FLAG_STRUCT, SHARK_PRODUCT_FLAG_STRUCT, SHARK_PD_PRODUCT_FLAG_STRUCT, SHARK_DIAGNOSTIC_FLAG_STRUCT, SHARK_NOTPRODUCT_FLAG_STRUCT)
d2ede61b7a12 6976186: integrate Shark HotSpot changes
twisti
parents: 1552
diff changeset
480 #endif
6633
a5dd6e3ef9f3 6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents: 6197
diff changeset
481 ARCH_FLAGS(ARCH_DEVELOP_FLAG_STRUCT, ARCH_PRODUCT_FLAG_STRUCT, ARCH_DIAGNOSTIC_FLAG_STRUCT, ARCH_EXPERIMENTAL_FLAG_STRUCT, ARCH_NOTPRODUCT_FLAG_STRUCT)
4107
cd00eaeebef6 7117389: Add a framework for vendor-specific command line switch extensions to Hotspot
phh
parents: 4088
diff changeset
482 FLAGTABLE_EXT
0
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parents:
diff changeset
483 {0, NULL, NULL}
a61af66fc99e Initial load
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diff changeset
484 };
a61af66fc99e Initial load
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parents:
diff changeset
485
a61af66fc99e Initial load
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parents:
diff changeset
486 Flag* Flag::flags = flagTable;
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diff changeset
487 size_t Flag::numFlags = (sizeof(flagTable) / sizeof(Flag));
a61af66fc99e Initial load
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parents:
diff changeset
488
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6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
489 inline bool str_equal(const char* s, const char* q, size_t len) {
0
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parents:
diff changeset
490 // s is null terminated, q is not!
a61af66fc99e Initial load
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diff changeset
491 if (strlen(s) != (unsigned int) len) return false;
a61af66fc99e Initial load
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parents:
diff changeset
492 return strncmp(s, q, len) == 0;
a61af66fc99e Initial load
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parents:
diff changeset
493 }
a61af66fc99e Initial load
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parents:
diff changeset
494
5947
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
495 // Search the flag table for a named flag
14276
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
496 Flag* Flag::find_flag(const char* name, size_t length, bool allow_locked, bool return_flag) {
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
497 for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
498 if (str_equal(current->_name, name, length)) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
499 // Found a matching entry.
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
500 // Don't report notproduct and develop flags in product builds.
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
501 if (current->is_constant_in_binary()) {
14276
234d576115b5 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 14183
diff changeset
502 return (return_flag == true ? current : NULL);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
503 }
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
504 // Report locked flags only if allowed.
0
a61af66fc99e Initial load
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parents:
diff changeset
505 if (!(current->is_unlocked() || current->is_unlocker())) {
5947
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
506 if (!allow_locked) {
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
507 // disable use of locked flags, e.g. diagnostic, experimental,
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
508 // commercial... until they are explicitly unlocked
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
509 return NULL;
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
510 }
0
a61af66fc99e Initial load
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parents:
diff changeset
511 }
a61af66fc99e Initial load
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parents:
diff changeset
512 return current;
a61af66fc99e Initial load
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parents:
diff changeset
513 }
a61af66fc99e Initial load
duke
parents:
diff changeset
514 }
5947
80fe40862b02 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 4773
diff changeset
515 // Flag name is not in the flag table
0
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parents:
diff changeset
516 return NULL;
a61af66fc99e Initial load
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parents:
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517 }
a61af66fc99e Initial load
duke
parents:
diff changeset
518
11070
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
519 // Compute string similarity based on Dice's coefficient
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
520 static float str_similar(const char* str1, const char* str2, size_t len2) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
521 int len1 = (int) strlen(str1);
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
522 int total = len1 + (int) len2;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
523
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
524 int hit = 0;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
525
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
526 for (int i = 0; i < len1 -1; ++i) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
527 for (int j = 0; j < (int) len2 -1; ++j) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
528 if ((str1[i] == str2[j]) && (str1[i+1] == str2[j+1])) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
529 ++hit;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
530 break;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
531 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
532 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
533 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
534
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
535 return 2.0f * (float) hit / (float) total;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
536 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
537
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
538 Flag* Flag::fuzzy_match(const char* name, size_t length, bool allow_locked) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
539 float VMOptionsFuzzyMatchSimilarity = 0.7f;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
540 Flag* match = NULL;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
541 float score;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
542 float max_score = -1;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
543
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
544 for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
545 score = str_similar(current->_name, name, length);
11070
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
546 if (score > max_score) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
547 max_score = score;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
548 match = current;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
549 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
550 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
551
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
552 if (!(match->is_unlocked() || match->is_unlocker())) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
553 if (!allow_locked) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
554 return NULL;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
555 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
556 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
557
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
558 if (max_score < VMOptionsFuzzyMatchSimilarity) {
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
559 return NULL;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
560 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
561
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
562 return match;
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
563 }
6e3634222155 8017611: Auto corrector for mistyped vm options
tamao
parents: 11028
diff changeset
564
0
a61af66fc99e Initial load
duke
parents:
diff changeset
565 // Returns the address of the index'th element
a61af66fc99e Initial load
duke
parents:
diff changeset
566 static Flag* address_of_flag(CommandLineFlagWithType flag) {
a61af66fc99e Initial load
duke
parents:
diff changeset
567 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
a61af66fc99e Initial load
duke
parents:
diff changeset
568 return &Flag::flags[flag];
a61af66fc99e Initial load
duke
parents:
diff changeset
569 }
a61af66fc99e Initial load
duke
parents:
diff changeset
570
a61af66fc99e Initial load
duke
parents:
diff changeset
571 bool CommandLineFlagsEx::is_default(CommandLineFlag flag) {
a61af66fc99e Initial load
duke
parents:
diff changeset
572 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
a61af66fc99e Initial load
duke
parents:
diff changeset
573 Flag* f = &Flag::flags[flag];
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
574 return f->is_default();
0
a61af66fc99e Initial load
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parents:
diff changeset
575 }
a61af66fc99e Initial load
duke
parents:
diff changeset
576
13
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
577 bool CommandLineFlagsEx::is_ergo(CommandLineFlag flag) {
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
578 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
579 Flag* f = &Flag::flags[flag];
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
580 return f->is_ergonomic();
13
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
581 }
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
582
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
583 bool CommandLineFlagsEx::is_cmdline(CommandLineFlag flag) {
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
584 assert((size_t)flag < Flag::numFlags, "bad command line flag index");
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
585 Flag* f = &Flag::flags[flag];
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
586 return f->is_command_line();
13
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
587 }
183f41cf8bfe 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 0
diff changeset
588
0
a61af66fc99e Initial load
duke
parents:
diff changeset
589 bool CommandLineFlags::wasSetOnCmdline(const char* name, bool* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
590 Flag* result = Flag::find_flag((char*)name, strlen(name));
a61af66fc99e Initial load
duke
parents:
diff changeset
591 if (result == NULL) return false;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
592 *value = result->is_command_line();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
593 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
594 }
a61af66fc99e Initial load
duke
parents:
diff changeset
595
a61af66fc99e Initial load
duke
parents:
diff changeset
596 bool CommandLineFlags::boolAt(char* name, size_t len, bool* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
597 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
598 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
599 if (!result->is_bool()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
600 *value = result->get_bool();
a61af66fc99e Initial load
duke
parents:
diff changeset
601 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
602 }
a61af66fc99e Initial load
duke
parents:
diff changeset
603
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
604 bool CommandLineFlags::boolAtPut(char* name, size_t len, bool* value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
605 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
606 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
607 if (!result->is_bool()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
608 bool old_value = result->get_bool();
a61af66fc99e Initial load
duke
parents:
diff changeset
609 result->set_bool(*value);
a61af66fc99e Initial load
duke
parents:
diff changeset
610 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
611 result->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
612 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
613 }
a61af66fc99e Initial load
duke
parents:
diff changeset
614
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
615 void CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
616 Flag* faddr = address_of_flag(flag);
a61af66fc99e Initial load
duke
parents:
diff changeset
617 guarantee(faddr != NULL && faddr->is_bool(), "wrong flag type");
a61af66fc99e Initial load
duke
parents:
diff changeset
618 faddr->set_bool(value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
619 faddr->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
620 }
a61af66fc99e Initial load
duke
parents:
diff changeset
621
a61af66fc99e Initial load
duke
parents:
diff changeset
622 bool CommandLineFlags::intxAt(char* name, size_t len, intx* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
623 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
624 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
625 if (!result->is_intx()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
626 *value = result->get_intx();
a61af66fc99e Initial load
duke
parents:
diff changeset
627 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
628 }
a61af66fc99e Initial load
duke
parents:
diff changeset
629
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
630 bool CommandLineFlags::intxAtPut(char* name, size_t len, intx* value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
631 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
632 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
633 if (!result->is_intx()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
634 intx old_value = result->get_intx();
a61af66fc99e Initial load
duke
parents:
diff changeset
635 result->set_intx(*value);
a61af66fc99e Initial load
duke
parents:
diff changeset
636 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
637 result->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
638 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
639 }
a61af66fc99e Initial load
duke
parents:
diff changeset
640
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
641 void CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
642 Flag* faddr = address_of_flag(flag);
a61af66fc99e Initial load
duke
parents:
diff changeset
643 guarantee(faddr != NULL && faddr->is_intx(), "wrong flag type");
a61af66fc99e Initial load
duke
parents:
diff changeset
644 faddr->set_intx(value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
645 faddr->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
646 }
a61af66fc99e Initial load
duke
parents:
diff changeset
647
a61af66fc99e Initial load
duke
parents:
diff changeset
648 bool CommandLineFlags::uintxAt(char* name, size_t len, uintx* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
649 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
650 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
651 if (!result->is_uintx()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
652 *value = result->get_uintx();
a61af66fc99e Initial load
duke
parents:
diff changeset
653 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
654 }
a61af66fc99e Initial load
duke
parents:
diff changeset
655
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
656 bool CommandLineFlags::uintxAtPut(char* name, size_t len, uintx* value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
657 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
658 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
659 if (!result->is_uintx()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
660 uintx old_value = result->get_uintx();
a61af66fc99e Initial load
duke
parents:
diff changeset
661 result->set_uintx(*value);
a61af66fc99e Initial load
duke
parents:
diff changeset
662 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
663 result->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
664 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
665 }
a61af66fc99e Initial load
duke
parents:
diff changeset
666
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
667 void CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
668 Flag* faddr = address_of_flag(flag);
a61af66fc99e Initial load
duke
parents:
diff changeset
669 guarantee(faddr != NULL && faddr->is_uintx(), "wrong flag type");
a61af66fc99e Initial load
duke
parents:
diff changeset
670 faddr->set_uintx(value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
671 faddr->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
672 }
a61af66fc99e Initial load
duke
parents:
diff changeset
673
1064
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
674 bool CommandLineFlags::uint64_tAt(char* name, size_t len, uint64_t* value) {
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
675 Flag* result = Flag::find_flag(name, len);
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
676 if (result == NULL) return false;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
677 if (!result->is_uint64_t()) return false;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
678 *value = result->get_uint64_t();
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
679 return true;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
680 }
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
681
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
682 bool CommandLineFlags::uint64_tAtPut(char* name, size_t len, uint64_t* value, Flag::Flags origin) {
1064
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
683 Flag* result = Flag::find_flag(name, len);
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
684 if (result == NULL) return false;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
685 if (!result->is_uint64_t()) return false;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
686 uint64_t old_value = result->get_uint64_t();
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
687 result->set_uint64_t(*value);
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
688 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
689 result->set_origin(origin);
1064
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
690 return true;
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
691 }
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
692
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
693 void CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, Flag::Flags origin) {
1064
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
694 Flag* faddr = address_of_flag(flag);
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
695 guarantee(faddr != NULL && faddr->is_uint64_t(), "wrong flag type");
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
696 faddr->set_uint64_t(value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
697 faddr->set_origin(origin);
1064
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
698 }
473cce303f13 6887571: Increase default heap config sizes
phh
parents: 372
diff changeset
699
0
a61af66fc99e Initial load
duke
parents:
diff changeset
700 bool CommandLineFlags::doubleAt(char* name, size_t len, double* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
701 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
702 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
703 if (!result->is_double()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
704 *value = result->get_double();
a61af66fc99e Initial load
duke
parents:
diff changeset
705 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
706 }
a61af66fc99e Initial load
duke
parents:
diff changeset
707
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
708 bool CommandLineFlags::doubleAtPut(char* name, size_t len, double* value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
709 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
710 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
711 if (!result->is_double()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
712 double old_value = result->get_double();
a61af66fc99e Initial load
duke
parents:
diff changeset
713 result->set_double(*value);
a61af66fc99e Initial load
duke
parents:
diff changeset
714 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
715 result->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
716 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
717 }
a61af66fc99e Initial load
duke
parents:
diff changeset
718
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
719 void CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
720 Flag* faddr = address_of_flag(flag);
a61af66fc99e Initial load
duke
parents:
diff changeset
721 guarantee(faddr != NULL && faddr->is_double(), "wrong flag type");
a61af66fc99e Initial load
duke
parents:
diff changeset
722 faddr->set_double(value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
723 faddr->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
724 }
a61af66fc99e Initial load
duke
parents:
diff changeset
725
a61af66fc99e Initial load
duke
parents:
diff changeset
726 bool CommandLineFlags::ccstrAt(char* name, size_t len, ccstr* value) {
a61af66fc99e Initial load
duke
parents:
diff changeset
727 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
728 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
729 if (!result->is_ccstr()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
730 *value = result->get_ccstr();
a61af66fc99e Initial load
duke
parents:
diff changeset
731 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
732 }
a61af66fc99e Initial load
duke
parents:
diff changeset
733
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
734 bool CommandLineFlags::ccstrAtPut(char* name, size_t len, ccstr* value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
735 Flag* result = Flag::find_flag(name, len);
a61af66fc99e Initial load
duke
parents:
diff changeset
736 if (result == NULL) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
737 if (!result->is_ccstr()) return false;
a61af66fc99e Initial load
duke
parents:
diff changeset
738 ccstr old_value = result->get_ccstr();
370
885fe0f95828 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 196
diff changeset
739 char* new_value = NULL;
885fe0f95828 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 196
diff changeset
740 if (*value != NULL) {
6197
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 6049
diff changeset
741 new_value = NEW_C_HEAP_ARRAY(char, strlen(*value)+1, mtInternal);
370
885fe0f95828 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 196
diff changeset
742 strcpy(new_value, *value);
885fe0f95828 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 196
diff changeset
743 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
744 result->set_ccstr(new_value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
745 if (result->is_default() && old_value != NULL) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
746 // Prior value is NOT heap allocated, but was a literal constant.
6197
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 6049
diff changeset
747 char* old_value_to_free = NEW_C_HEAP_ARRAY(char, strlen(old_value)+1, mtInternal);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
748 strcpy(old_value_to_free, old_value);
a61af66fc99e Initial load
duke
parents:
diff changeset
749 old_value = old_value_to_free;
a61af66fc99e Initial load
duke
parents:
diff changeset
750 }
a61af66fc99e Initial load
duke
parents:
diff changeset
751 *value = old_value;
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
752 result->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
753 return true;
a61af66fc99e Initial load
duke
parents:
diff changeset
754 }
a61af66fc99e Initial load
duke
parents:
diff changeset
755
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
756 void CommandLineFlagsEx::ccstrAtPut(CommandLineFlagWithType flag, ccstr value, Flag::Flags origin) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
757 Flag* faddr = address_of_flag(flag);
a61af66fc99e Initial load
duke
parents:
diff changeset
758 guarantee(faddr != NULL && faddr->is_ccstr(), "wrong flag type");
a61af66fc99e Initial load
duke
parents:
diff changeset
759 ccstr old_value = faddr->get_ccstr();
6197
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 6049
diff changeset
760 char* new_value = NEW_C_HEAP_ARRAY(char, strlen(value)+1, mtInternal);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
761 strcpy(new_value, value);
a61af66fc99e Initial load
duke
parents:
diff changeset
762 faddr->set_ccstr(new_value);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
763 if (!faddr->is_default() && old_value != NULL) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
764 // Prior value is heap allocated so free it.
6197
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 6049
diff changeset
765 FREE_C_HEAP_ARRAY(char, old_value, mtInternal);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
766 }
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
767 faddr->set_origin(origin);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
768 }
a61af66fc99e Initial load
duke
parents:
diff changeset
769
a61af66fc99e Initial load
duke
parents:
diff changeset
770 extern "C" {
a61af66fc99e Initial load
duke
parents:
diff changeset
771 static int compare_flags(const void* void_a, const void* void_b) {
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
772 return strcmp((*((Flag**) void_a))->_name, (*((Flag**) void_b))->_name);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
773 }
a61af66fc99e Initial load
duke
parents:
diff changeset
774 }
a61af66fc99e Initial load
duke
parents:
diff changeset
775
4773
4f25538b54c9 7120511: Add diagnostic commands
fparain
parents: 4715
diff changeset
776 void CommandLineFlags::printSetFlags(outputStream* out) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
777 // Print which flags were set on the command line
a61af66fc99e Initial load
duke
parents:
diff changeset
778 // note: this method is called before the thread structure is in place
a61af66fc99e Initial load
duke
parents:
diff changeset
779 // which means resource allocation cannot be used.
a61af66fc99e Initial load
duke
parents:
diff changeset
780
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
781 // The last entry is the null entry.
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
782 const size_t length = Flag::numFlags - 1;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
783
a61af66fc99e Initial load
duke
parents:
diff changeset
784 // Sort
6197
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 6049
diff changeset
785 Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
786 for (size_t i = 0; i < length; i++) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
787 array[i] = &flagTable[i];
0
a61af66fc99e Initial load
duke
parents:
diff changeset
788 }
a61af66fc99e Initial load
duke
parents:
diff changeset
789 qsort(array, length, sizeof(Flag*), compare_flags);
a61af66fc99e Initial load
duke
parents:
diff changeset
790
a61af66fc99e Initial load
duke
parents:
diff changeset
791 // Print
12322
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
792 for (size_t i = 0; i < length; i++) {
72b7e96c1922 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 12160
diff changeset
793 if (array[i]->get_origin() /* naked field! */) {
4773
4f25538b54c9 7120511: Add diagnostic commands
fparain
parents: 4715
diff changeset
794 array[i]->print_as_flag(out);
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795 out->print(" ");
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796 }
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797 }
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798 out->cr();
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799 FREE_C_HEAP_ARRAY(Flag*, array, mtInternal);
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800 }
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801
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802 #ifndef PRODUCT
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803
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804
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805 void CommandLineFlags::verify() {
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806 assert(Arguments::check_vm_args_consistency(), "Some flag settings conflict");
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807 }
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808
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809 #endif // PRODUCT
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810
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811 void CommandLineFlags::printFlags(outputStream* out, bool withComments) {
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812 // Print the flags sorted by name
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813 // note: this method is called before the thread structure is in place
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814 // which means resource allocation cannot be used.
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815
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816 // The last entry is the null entry.
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817 const size_t length = Flag::numFlags - 1;
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818
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819 // Sort
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820 Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
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821 for (size_t i = 0; i < length; i++) {
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822 array[i] = &flagTable[i];
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823 }
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824 qsort(array, length, sizeof(Flag*), compare_flags);
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825
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826 // Print
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827 out->print_cr("[Global flags]");
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828 for (size_t i = 0; i < length; i++) {
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829 if (array[i]->is_unlocked()) {
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830 array[i]->print_on(out, withComments);
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831 }
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832 }
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833 FREE_C_HEAP_ARRAY(Flag*, array, mtInternal);
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834 }