1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "classfile/stringTable.hpp" 27 #include "classfile/symbolTable.hpp" 28 #include "gc/shared/referenceProcessor.hpp" 29 #include "runtime/arguments.hpp" 30 #include "runtime/commandLineFlagRangeList.hpp" 31 #include "runtime/os.hpp" 32 #include "utilities/defaultStream.hpp" 33 #include "utilities/macros.hpp" 34 35 class CommandLineFlagRange_int : public CommandLineFlagRange { 36 int _min; 37 int _max; 38 39 public: 40 // the "name" argument must be a string literal 41 CommandLineFlagRange_int(const char* name, int min, int max) : CommandLineFlagRange(name) { 42 _min=min, _max=max; 43 } 44 45 Flag::Error check_int(int value, bool verbose = true) { 46 if ((value < _min) || (value > _max)) { 47 if (verbose == true) { 48 jio_fprintf(defaultStream::error_stream(), 49 "int %s=%d is outside the allowed range [ %d ... D ]\n", 50 name(), value, _min, _max); 51 } 52 return Flag::OUT_OF_BOUNDS; 53 } else { 54 return Flag::SUCCESS; 55 } 56 } 57 58 void print(outputStream* st) { 59 st->print("[ %-25d ... %25d ]", _min, _max); 60 } 61 }; 62 63 class CommandLineFlagRange_intx : public CommandLineFlagRange { 64 intx _min; 65 intx _max; 66 67 public: 68 // the "name" argument must be a string literal 69 CommandLineFlagRange_intx(const char* name, intx min, intx max) : CommandLineFlagRange(name) { 70 _min=min, _max=max; 71 } 72 73 Flag::Error check_intx(intx value, bool verbose = true) { 74 if ((value < _min) || (value > _max)) { 75 if (verbose == true) { 76 jio_fprintf(defaultStream::error_stream(), 77 "intx %s=" INTX_FORMAT " is outside the allowed range [ " INTX_FORMAT " ... " INTX_FORMAT " ]\n", 78 name(), value, _min, _max); 79 } 80 return Flag::OUT_OF_BOUNDS; 81 } else { 82 return Flag::SUCCESS; 83 } 84 } 85 86 void print(outputStream* st) { 87 st->print("[ "INTX_FORMAT_W(-25)" ... "INTX_FORMAT_W(25)" ]", _min, _max); 88 } 89 }; 90 91 class CommandLineFlagRange_uint : public CommandLineFlagRange { 92 uint _min; 93 uint _max; 94 95 public: 96 // the "name" argument must be a string literal 97 CommandLineFlagRange_uint(const char* name, uint min, uint max) : CommandLineFlagRange(name) { 98 _min=min, _max=max; 99 } 100 101 Flag::Error check_uint(uint value, bool verbose = true) { 102 if ((value < _min) || (value > _max)) { 103 if (verbose == true) { 104 jio_fprintf(defaultStream::error_stream(), 105 "uintx %s=%u is outside the allowed range [ %u ... %u ]\n", 106 name(), value, _min, _max); 107 } 108 return Flag::OUT_OF_BOUNDS; 109 } else { 110 return Flag::SUCCESS; 111 } 112 } 113 114 void print(outputStream* st) { 115 st->print("[ %-25u ... %25u ]", _min, _max); 116 } 117 }; 118 119 class CommandLineFlagRange_uintx : public CommandLineFlagRange { 120 uintx _min; 121 uintx _max; 122 123 public: 124 // the "name" argument must be a string literal 125 CommandLineFlagRange_uintx(const char* name, uintx min, uintx max) : CommandLineFlagRange(name) { 126 _min=min, _max=max; 127 } 128 129 Flag::Error check_uintx(uintx value, bool verbose = true) { 130 if ((value < _min) || (value > _max)) { 131 if (verbose == true) { 132 jio_fprintf(defaultStream::error_stream(), 133 "uintx %s=" UINTX_FORMAT " is outside the allowed range [ " UINTX_FORMAT " ... " UINTX_FORMAT " ]\n", 134 name(), value, _min, _max); 135 } 136 return Flag::OUT_OF_BOUNDS; 137 } else { 138 return Flag::SUCCESS; 139 } 140 } 141 142 void print(outputStream* st) { 143 st->print("[ "UINTX_FORMAT_W(-25)" ... "UINTX_FORMAT_W(25)" ]", _min, _max); 144 } 145 }; 146 147 class CommandLineFlagRange_uint64_t : public CommandLineFlagRange { 148 uint64_t _min; 149 uint64_t _max; 150 151 public: 152 // the "name" argument must be a string literal 153 CommandLineFlagRange_uint64_t(const char* name, uint64_t min, uint64_t max) : CommandLineFlagRange(name) { 154 _min=min, _max=max; 155 } 156 157 Flag::Error check_uint64_t(uint64_t value, bool verbose = true) { 158 if ((value < _min) || (value > _max)) { 159 if (verbose == true) { 160 jio_fprintf(defaultStream::error_stream(), 161 "uint64_t %s=" UINT64_FORMAT " is outside the allowed range [ " UINT64_FORMAT " ... " UINT64_FORMAT " ]\n", 162 name(), value, _min, _max); 163 } 164 return Flag::OUT_OF_BOUNDS; 165 } else { 166 return Flag::SUCCESS; 167 } 168 } 169 170 void print(outputStream* st) { 171 st->print("[ "UINT64_FORMAT_W(-25)" ... "UINT64_FORMAT_W(25)" ]", _min, _max); 172 } 173 }; 174 175 class CommandLineFlagRange_size_t : public CommandLineFlagRange { 176 size_t _min; 177 size_t _max; 178 179 public: 180 // the "name" argument must be a string literal 181 CommandLineFlagRange_size_t(const char* name, size_t min, size_t max) : CommandLineFlagRange(name) { 182 _min=min, _max=max; 183 } 184 185 Flag::Error check_size_t(size_t value, bool verbose = true) { 186 if ((value < _min) || (value > _max)) { 187 if (verbose == true) { 188 jio_fprintf(defaultStream::error_stream(), 189 "size_t %s=" SIZE_FORMAT " is outside the allowed range [ " SIZE_FORMAT " ... " SIZE_FORMAT " ]\n", 190 name(), value, _min, _max); 191 } 192 return Flag::OUT_OF_BOUNDS; 193 } else { 194 return Flag::SUCCESS; 195 } 196 } 197 198 void print(outputStream* st) { 199 st->print("[ "SIZE_FORMAT_W(-25)" ... "SIZE_FORMAT_W(25)" ]", _min, _max); 200 } 201 }; 202 203 class CommandLineFlagRange_double : public CommandLineFlagRange { 204 double _min; 205 double _max; 206 207 public: 208 // the "name" argument must be a string literal 209 CommandLineFlagRange_double(const char* name, double min, double max) : CommandLineFlagRange(name) { 210 _min=min, _max=max; 211 } 212 213 Flag::Error check_double(double value, bool verbose = true) { 214 if ((value < _min) || (value > _max)) { 215 if (verbose == true) { 216 jio_fprintf(defaultStream::error_stream(), 217 "double %s=%f is outside the allowed range [ %f ... %f ]\n", 218 name(), value, _min, _max); 219 } 220 return Flag::OUT_OF_BOUNDS; 221 } else { 222 return Flag::SUCCESS; 223 } 224 } 225 226 void print(outputStream* st) { 227 st->print("[ %-25.3f ... %25.3f ]", _min, _max); 228 } 229 }; 230 231 // No constraint emitting 232 void emit_range_no(...) { /* NOP */ } 233 234 // No constraint emitting if function argument is NOT provided 235 void emit_range_bool(const char* /*name*/) { /* NOP */ } 236 void emit_range_ccstr(const char* /*name*/) { /* NOP */ } 237 void emit_range_ccstrlist(const char* /*name*/) { /* NOP */ } 238 void emit_range_int(const char* /*name*/) { /* NOP */ } 239 void emit_range_intx(const char* /*name*/) { /* NOP */ } 240 void emit_range_uint(const char* /*name*/) { /* NOP */ } 241 void emit_range_uintx(const char* /*name*/) { /* NOP */ } 242 void emit_range_uint64_t(const char* /*name*/) { /* NOP */ } 243 void emit_range_size_t(const char* /*name*/) { /* NOP */ } 244 void emit_range_double(const char* /*name*/) { /* NOP */ } 245 246 // CommandLineFlagRange emitting code functions if range arguments are provided 247 void emit_range_intx(const char* name, intx min, intx max) { 248 CommandLineFlagRangeList::add(new CommandLineFlagRange_intx(name, min, max)); 249 } 250 void emit_range_uintx(const char* name, uintx min, uintx max) { 251 CommandLineFlagRangeList::add(new CommandLineFlagRange_uintx(name, min, max)); 252 } 253 void emit_range_uint64_t(const char* name, uint64_t min, uint64_t max) { 254 CommandLineFlagRangeList::add(new CommandLineFlagRange_uint64_t(name, min, max)); 255 } 256 void emit_range_size_t(const char* name, size_t min, size_t max) { 257 CommandLineFlagRangeList::add(new CommandLineFlagRange_size_t(name, min, max)); 258 } 259 void emit_range_double(const char* name, double min, double max) { 260 CommandLineFlagRangeList::add(new CommandLineFlagRange_double(name, min, max)); 261 } 262 263 // Generate code to call emit_range_xxx function 264 #define EMIT_RANGE_PRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name 265 #define EMIT_RANGE_COMMERCIAL_FLAG(type, name, value, doc) ); emit_range_##type(#name 266 #define EMIT_RANGE_DIAGNOSTIC_FLAG(type, name, value, doc) ); emit_range_##type(#name 267 #define EMIT_RANGE_EXPERIMENTAL_FLAG(type, name, value, doc) ); emit_range_##type(#name 268 #define EMIT_RANGE_MANAGEABLE_FLAG(type, name, value, doc) ); emit_range_##type(#name 269 #define EMIT_RANGE_PRODUCT_RW_FLAG(type, name, value, doc) ); emit_range_##type(#name 270 #define EMIT_RANGE_PD_PRODUCT_FLAG(type, name, doc) ); emit_range_##type(#name 271 #define EMIT_RANGE_DEVELOPER_FLAG(type, name, value, doc) ); emit_range_##type(#name 272 #define EMIT_RANGE_PD_DEVELOPER_FLAG(type, name, doc) ); emit_range_##type(#name 273 #define EMIT_RANGE_NOTPRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name 274 #define EMIT_RANGE_LP64_PRODUCT_FLAG(type, name, value, doc) ); emit_range_##type(#name 275 276 // Generate func argument to pass into emit_range_xxx functions 277 #define EMIT_RANGE_CHECK(a, b) , a, b 278 279 #define INITIAL_RANGES_SIZE 128 280 GrowableArray<CommandLineFlagRange*>* CommandLineFlagRangeList::_ranges = NULL; 281 282 // Check the ranges of all flags that have them 283 void CommandLineFlagRangeList::init(void) { 284 285 _ranges = new (ResourceObj::C_HEAP, mtInternal) GrowableArray<CommandLineFlagRange*>(INITIAL_RANGES_SIZE, true); 286 287 emit_range_no(NULL RUNTIME_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, 288 EMIT_RANGE_PD_DEVELOPER_FLAG, 289 EMIT_RANGE_PRODUCT_FLAG, 290 EMIT_RANGE_PD_PRODUCT_FLAG, 291 EMIT_RANGE_DIAGNOSTIC_FLAG, 292 EMIT_RANGE_EXPERIMENTAL_FLAG, 293 EMIT_RANGE_NOTPRODUCT_FLAG, 294 EMIT_RANGE_MANAGEABLE_FLAG, 295 EMIT_RANGE_PRODUCT_RW_FLAG, 296 EMIT_RANGE_LP64_PRODUCT_FLAG, 297 EMIT_RANGE_CHECK, 298 IGNORE_CONSTRAINT) ); 299 300 EMIT_RANGES_FOR_GLOBALS_EXT 301 302 emit_range_no(NULL ARCH_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, 303 EMIT_RANGE_PRODUCT_FLAG, 304 EMIT_RANGE_DIAGNOSTIC_FLAG, 305 EMIT_RANGE_EXPERIMENTAL_FLAG, 306 EMIT_RANGE_NOTPRODUCT_FLAG, 307 EMIT_RANGE_CHECK, 308 IGNORE_CONSTRAINT)); 309 310 #ifdef COMPILER1 311 emit_range_no(NULL C1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, 312 EMIT_RANGE_PD_DEVELOPER_FLAG, 313 EMIT_RANGE_PRODUCT_FLAG, 314 EMIT_RANGE_PD_PRODUCT_FLAG, 315 EMIT_RANGE_DIAGNOSTIC_FLAG, 316 EMIT_RANGE_NOTPRODUCT_FLAG, 317 EMIT_RANGE_CHECK, 318 IGNORE_CONSTRAINT)); 319 #endif // COMPILER1 320 321 #ifdef COMPILER2 322 emit_range_no(NULL C2_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, 323 EMIT_RANGE_PD_DEVELOPER_FLAG, 324 EMIT_RANGE_PRODUCT_FLAG, 325 EMIT_RANGE_PD_PRODUCT_FLAG, 326 EMIT_RANGE_DIAGNOSTIC_FLAG, 327 EMIT_RANGE_EXPERIMENTAL_FLAG, 328 EMIT_RANGE_NOTPRODUCT_FLAG, 329 EMIT_RANGE_CHECK, 330 IGNORE_CONSTRAINT)); 331 #endif // COMPILER2 332 333 #if INCLUDE_ALL_GCS 334 emit_range_no(NULL G1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG, 335 EMIT_RANGE_PD_DEVELOPER_FLAG, 336 EMIT_RANGE_PRODUCT_FLAG, 337 EMIT_RANGE_PD_PRODUCT_FLAG, 338 EMIT_RANGE_DIAGNOSTIC_FLAG, 339 EMIT_RANGE_EXPERIMENTAL_FLAG, 340 EMIT_RANGE_NOTPRODUCT_FLAG, 341 EMIT_RANGE_MANAGEABLE_FLAG, 342 EMIT_RANGE_PRODUCT_RW_FLAG, 343 EMIT_RANGE_CHECK, 344 IGNORE_CONSTRAINT)); 345 #endif // INCLUDE_ALL_GCS 346 } 347 348 CommandLineFlagRange* CommandLineFlagRangeList::find(const char* name) { 349 CommandLineFlagRange* found = NULL; 350 for (int i=0; i<length(); i++) { 351 CommandLineFlagRange* range = at(i); 352 if (strcmp(range->name(), name) == 0) { 353 found = range; 354 break; 355 } 356 } 357 return found; 358 } 359 360 void CommandLineFlagRangeList::print(const char* name, outputStream* st, bool unspecified) { 361 CommandLineFlagRange* range = CommandLineFlagRangeList::find(name); 362 if (range != NULL) { 363 range->print(st); 364 } else if (unspecified == true) { 365 st->print("[ ... ]"); 366 } 367 }