Wed, 25 Aug 2010 05:27:54 -0700
6978355: renaming for 6961697
Summary: This is the renaming part of 6961697 to keep the actual changes small for review.
Reviewed-by: kvn, never
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | #include "incls/_precompiled.incl" |
duke@435 | 26 | #include "incls/_compilerOracle.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | class MethodMatcher : public CHeapObj { |
duke@435 | 29 | public: |
duke@435 | 30 | enum Mode { |
duke@435 | 31 | Exact, |
duke@435 | 32 | Prefix = 1, |
duke@435 | 33 | Suffix = 2, |
duke@435 | 34 | Substring = Prefix | Suffix, |
duke@435 | 35 | Any, |
duke@435 | 36 | Unknown = -1 |
duke@435 | 37 | }; |
duke@435 | 38 | |
duke@435 | 39 | protected: |
duke@435 | 40 | jobject _class_name; |
duke@435 | 41 | Mode _class_mode; |
duke@435 | 42 | jobject _method_name; |
duke@435 | 43 | Mode _method_mode; |
duke@435 | 44 | jobject _signature; |
duke@435 | 45 | MethodMatcher* _next; |
duke@435 | 46 | |
duke@435 | 47 | static bool match(symbolHandle candidate, symbolHandle match, Mode match_mode); |
duke@435 | 48 | |
duke@435 | 49 | symbolHandle class_name() const { return (symbolOop)JNIHandles::resolve_non_null(_class_name); } |
duke@435 | 50 | symbolHandle method_name() const { return (symbolOop)JNIHandles::resolve_non_null(_method_name); } |
duke@435 | 51 | symbolHandle signature() const { return (symbolOop)JNIHandles::resolve(_signature); } |
duke@435 | 52 | |
duke@435 | 53 | public: |
duke@435 | 54 | MethodMatcher(symbolHandle class_name, Mode class_mode, |
duke@435 | 55 | symbolHandle method_name, Mode method_mode, |
duke@435 | 56 | symbolHandle signature, MethodMatcher* next); |
duke@435 | 57 | MethodMatcher(symbolHandle class_name, symbolHandle method_name, MethodMatcher* next); |
duke@435 | 58 | |
duke@435 | 59 | // utility method |
duke@435 | 60 | MethodMatcher* find(methodHandle method) { |
duke@435 | 61 | symbolHandle class_name = Klass::cast(method->method_holder())->name(); |
duke@435 | 62 | symbolHandle method_name = method->name(); |
duke@435 | 63 | for (MethodMatcher* current = this; current != NULL; current = current->_next) { |
duke@435 | 64 | if (match(class_name, current->class_name(), current->_class_mode) && |
duke@435 | 65 | match(method_name, current->method_name(), current->_method_mode) && |
duke@435 | 66 | (current->signature().is_null() || current->signature()() == method->signature())) { |
duke@435 | 67 | return current; |
duke@435 | 68 | } |
duke@435 | 69 | } |
duke@435 | 70 | return NULL; |
duke@435 | 71 | } |
duke@435 | 72 | |
duke@435 | 73 | bool match(methodHandle method) { |
duke@435 | 74 | return find(method) != NULL; |
duke@435 | 75 | } |
duke@435 | 76 | |
duke@435 | 77 | MethodMatcher* next() const { return _next; } |
duke@435 | 78 | |
duke@435 | 79 | static void print_symbol(symbolHandle h, Mode mode) { |
duke@435 | 80 | ResourceMark rm; |
duke@435 | 81 | |
duke@435 | 82 | if (mode == Suffix || mode == Substring || mode == Any) { |
duke@435 | 83 | tty->print("*"); |
duke@435 | 84 | } |
duke@435 | 85 | if (mode != Any) { |
duke@435 | 86 | h()->print_symbol_on(tty); |
duke@435 | 87 | } |
duke@435 | 88 | if (mode == Prefix || mode == Substring) { |
duke@435 | 89 | tty->print("*"); |
duke@435 | 90 | } |
duke@435 | 91 | } |
duke@435 | 92 | |
duke@435 | 93 | void print_base() { |
duke@435 | 94 | print_symbol(class_name(), _class_mode); |
duke@435 | 95 | tty->print("."); |
duke@435 | 96 | print_symbol(method_name(), _method_mode); |
duke@435 | 97 | if (!signature().is_null()) { |
duke@435 | 98 | tty->print(" "); |
duke@435 | 99 | signature()->print_symbol_on(tty); |
duke@435 | 100 | } |
duke@435 | 101 | } |
duke@435 | 102 | |
duke@435 | 103 | virtual void print() { |
duke@435 | 104 | print_base(); |
duke@435 | 105 | tty->cr(); |
duke@435 | 106 | } |
duke@435 | 107 | }; |
duke@435 | 108 | |
duke@435 | 109 | MethodMatcher::MethodMatcher(symbolHandle class_name, symbolHandle method_name, MethodMatcher* next) { |
duke@435 | 110 | _class_name = JNIHandles::make_global(class_name); |
duke@435 | 111 | _method_name = JNIHandles::make_global(method_name); |
duke@435 | 112 | _next = next; |
duke@435 | 113 | _class_mode = MethodMatcher::Exact; |
duke@435 | 114 | _method_mode = MethodMatcher::Exact; |
duke@435 | 115 | _signature = NULL; |
duke@435 | 116 | } |
duke@435 | 117 | |
duke@435 | 118 | |
duke@435 | 119 | MethodMatcher::MethodMatcher(symbolHandle class_name, Mode class_mode, |
duke@435 | 120 | symbolHandle method_name, Mode method_mode, |
duke@435 | 121 | symbolHandle signature, MethodMatcher* next): |
duke@435 | 122 | _class_mode(class_mode) |
duke@435 | 123 | , _method_mode(method_mode) |
duke@435 | 124 | , _next(next) |
duke@435 | 125 | , _class_name(JNIHandles::make_global(class_name())) |
duke@435 | 126 | , _method_name(JNIHandles::make_global(method_name())) |
duke@435 | 127 | , _signature(JNIHandles::make_global(signature())) { |
duke@435 | 128 | } |
duke@435 | 129 | |
duke@435 | 130 | bool MethodMatcher::match(symbolHandle candidate, symbolHandle match, Mode match_mode) { |
duke@435 | 131 | if (match_mode == Any) { |
duke@435 | 132 | return true; |
duke@435 | 133 | } |
duke@435 | 134 | |
duke@435 | 135 | if (match_mode == Exact) { |
duke@435 | 136 | return candidate() == match(); |
duke@435 | 137 | } |
duke@435 | 138 | |
duke@435 | 139 | ResourceMark rm; |
duke@435 | 140 | const char * candidate_string = candidate->as_C_string(); |
duke@435 | 141 | const char * match_string = match->as_C_string(); |
duke@435 | 142 | |
duke@435 | 143 | switch (match_mode) { |
duke@435 | 144 | case Prefix: |
duke@435 | 145 | return strstr(candidate_string, match_string) == candidate_string; |
duke@435 | 146 | |
duke@435 | 147 | case Suffix: { |
duke@435 | 148 | size_t clen = strlen(candidate_string); |
duke@435 | 149 | size_t mlen = strlen(match_string); |
duke@435 | 150 | return clen >= mlen && strcmp(candidate_string + clen - mlen, match_string) == 0; |
duke@435 | 151 | } |
duke@435 | 152 | |
duke@435 | 153 | case Substring: |
duke@435 | 154 | return strstr(candidate_string, match_string) != NULL; |
duke@435 | 155 | |
duke@435 | 156 | default: |
duke@435 | 157 | return false; |
duke@435 | 158 | } |
duke@435 | 159 | } |
duke@435 | 160 | |
duke@435 | 161 | |
duke@435 | 162 | class MethodOptionMatcher: public MethodMatcher { |
duke@435 | 163 | const char * option; |
duke@435 | 164 | public: |
duke@435 | 165 | MethodOptionMatcher(symbolHandle class_name, Mode class_mode, |
duke@435 | 166 | symbolHandle method_name, Mode method_mode, |
duke@435 | 167 | symbolHandle signature, const char * opt, MethodMatcher* next): |
duke@435 | 168 | MethodMatcher(class_name, class_mode, method_name, method_mode, signature, next) { |
duke@435 | 169 | option = opt; |
duke@435 | 170 | } |
duke@435 | 171 | |
duke@435 | 172 | bool match(methodHandle method, const char* opt) { |
duke@435 | 173 | MethodOptionMatcher* current = this; |
duke@435 | 174 | while (current != NULL) { |
duke@435 | 175 | current = (MethodOptionMatcher*)current->find(method); |
duke@435 | 176 | if (current == NULL) { |
duke@435 | 177 | return false; |
duke@435 | 178 | } |
duke@435 | 179 | if (strcmp(current->option, opt) == 0) { |
duke@435 | 180 | return true; |
duke@435 | 181 | } |
duke@435 | 182 | current = current->next(); |
duke@435 | 183 | } |
duke@435 | 184 | return false; |
duke@435 | 185 | } |
duke@435 | 186 | |
duke@435 | 187 | MethodOptionMatcher* next() { |
duke@435 | 188 | return (MethodOptionMatcher*)_next; |
duke@435 | 189 | } |
duke@435 | 190 | |
duke@435 | 191 | virtual void print() { |
duke@435 | 192 | print_base(); |
duke@435 | 193 | tty->print(" %s", option); |
duke@435 | 194 | tty->cr(); |
duke@435 | 195 | } |
duke@435 | 196 | }; |
duke@435 | 197 | |
duke@435 | 198 | |
duke@435 | 199 | |
duke@435 | 200 | // this must parallel the command_names below |
duke@435 | 201 | enum OracleCommand { |
duke@435 | 202 | UnknownCommand = -1, |
duke@435 | 203 | OracleFirstCommand = 0, |
duke@435 | 204 | BreakCommand = OracleFirstCommand, |
duke@435 | 205 | PrintCommand, |
duke@435 | 206 | ExcludeCommand, |
duke@435 | 207 | InlineCommand, |
duke@435 | 208 | DontInlineCommand, |
duke@435 | 209 | CompileOnlyCommand, |
duke@435 | 210 | LogCommand, |
duke@435 | 211 | OptionCommand, |
duke@435 | 212 | QuietCommand, |
duke@435 | 213 | HelpCommand, |
duke@435 | 214 | OracleCommandCount |
duke@435 | 215 | }; |
duke@435 | 216 | |
duke@435 | 217 | // this must parallel the enum OracleCommand |
duke@435 | 218 | static const char * command_names[] = { |
duke@435 | 219 | "break", |
duke@435 | 220 | "print", |
duke@435 | 221 | "exclude", |
duke@435 | 222 | "inline", |
duke@435 | 223 | "dontinline", |
duke@435 | 224 | "compileonly", |
duke@435 | 225 | "log", |
duke@435 | 226 | "option", |
duke@435 | 227 | "quiet", |
duke@435 | 228 | "help" |
duke@435 | 229 | }; |
duke@435 | 230 | |
duke@435 | 231 | static const char * command_name(OracleCommand command) { |
duke@435 | 232 | if (command < OracleFirstCommand || command >= OracleCommandCount) { |
duke@435 | 233 | return "unknown command"; |
duke@435 | 234 | } |
duke@435 | 235 | return command_names[command]; |
duke@435 | 236 | } |
duke@435 | 237 | |
duke@435 | 238 | class MethodMatcher; |
duke@435 | 239 | static MethodMatcher* lists[OracleCommandCount] = { 0, }; |
duke@435 | 240 | |
duke@435 | 241 | |
duke@435 | 242 | static bool check_predicate(OracleCommand command, methodHandle method) { |
duke@435 | 243 | return ((lists[command] != NULL) && |
duke@435 | 244 | !method.is_null() && |
duke@435 | 245 | lists[command]->match(method)); |
duke@435 | 246 | } |
duke@435 | 247 | |
duke@435 | 248 | |
duke@435 | 249 | static MethodMatcher* add_predicate(OracleCommand command, |
duke@435 | 250 | symbolHandle class_name, MethodMatcher::Mode c_mode, |
duke@435 | 251 | symbolHandle method_name, MethodMatcher::Mode m_mode, |
duke@435 | 252 | symbolHandle signature) { |
duke@435 | 253 | assert(command != OptionCommand, "must use add_option_string"); |
duke@435 | 254 | if (command == LogCommand && !LogCompilation && lists[LogCommand] == NULL) |
duke@435 | 255 | tty->print_cr("Warning: +LogCompilation must be enabled in order for individual methods to be logged."); |
duke@435 | 256 | lists[command] = new MethodMatcher(class_name, c_mode, method_name, m_mode, signature, lists[command]); |
duke@435 | 257 | return lists[command]; |
duke@435 | 258 | } |
duke@435 | 259 | |
duke@435 | 260 | |
duke@435 | 261 | |
duke@435 | 262 | static MethodMatcher* add_option_string(symbolHandle class_name, MethodMatcher::Mode c_mode, |
duke@435 | 263 | symbolHandle method_name, MethodMatcher::Mode m_mode, |
duke@435 | 264 | symbolHandle signature, |
duke@435 | 265 | const char* option) { |
duke@435 | 266 | lists[OptionCommand] = new MethodOptionMatcher(class_name, c_mode, method_name, m_mode, |
duke@435 | 267 | signature, option, lists[OptionCommand]); |
duke@435 | 268 | return lists[OptionCommand]; |
duke@435 | 269 | } |
duke@435 | 270 | |
duke@435 | 271 | |
duke@435 | 272 | bool CompilerOracle::has_option_string(methodHandle method, const char* option) { |
duke@435 | 273 | return lists[OptionCommand] != NULL && |
duke@435 | 274 | ((MethodOptionMatcher*)lists[OptionCommand])->match(method, option); |
duke@435 | 275 | } |
duke@435 | 276 | |
duke@435 | 277 | |
duke@435 | 278 | bool CompilerOracle::should_exclude(methodHandle method, bool& quietly) { |
duke@435 | 279 | quietly = true; |
duke@435 | 280 | if (lists[ExcludeCommand] != NULL) { |
duke@435 | 281 | if (lists[ExcludeCommand]->match(method)) { |
duke@435 | 282 | quietly = _quiet; |
duke@435 | 283 | return true; |
duke@435 | 284 | } |
duke@435 | 285 | } |
duke@435 | 286 | |
duke@435 | 287 | if (lists[CompileOnlyCommand] != NULL) { |
duke@435 | 288 | return !lists[CompileOnlyCommand]->match(method); |
duke@435 | 289 | } |
duke@435 | 290 | return false; |
duke@435 | 291 | } |
duke@435 | 292 | |
duke@435 | 293 | |
duke@435 | 294 | bool CompilerOracle::should_inline(methodHandle method) { |
duke@435 | 295 | return (check_predicate(InlineCommand, method)); |
duke@435 | 296 | } |
duke@435 | 297 | |
duke@435 | 298 | |
duke@435 | 299 | bool CompilerOracle::should_not_inline(methodHandle method) { |
duke@435 | 300 | return (check_predicate(DontInlineCommand, method)); |
duke@435 | 301 | } |
duke@435 | 302 | |
duke@435 | 303 | |
duke@435 | 304 | bool CompilerOracle::should_print(methodHandle method) { |
duke@435 | 305 | return (check_predicate(PrintCommand, method)); |
duke@435 | 306 | } |
duke@435 | 307 | |
duke@435 | 308 | |
duke@435 | 309 | bool CompilerOracle::should_log(methodHandle method) { |
duke@435 | 310 | if (!LogCompilation) return false; |
duke@435 | 311 | if (lists[LogCommand] == NULL) return true; // by default, log all |
duke@435 | 312 | return (check_predicate(LogCommand, method)); |
duke@435 | 313 | } |
duke@435 | 314 | |
duke@435 | 315 | |
duke@435 | 316 | bool CompilerOracle::should_break_at(methodHandle method) { |
duke@435 | 317 | return check_predicate(BreakCommand, method); |
duke@435 | 318 | } |
duke@435 | 319 | |
duke@435 | 320 | |
duke@435 | 321 | static OracleCommand parse_command_name(const char * line, int* bytes_read) { |
duke@435 | 322 | assert(ARRAY_SIZE(command_names) == OracleCommandCount, |
duke@435 | 323 | "command_names size mismatch"); |
duke@435 | 324 | |
duke@435 | 325 | *bytes_read = 0; |
duke@435 | 326 | char command[32]; |
duke@435 | 327 | int result = sscanf(line, "%32[a-z]%n", command, bytes_read); |
duke@435 | 328 | for (uint i = 0; i < ARRAY_SIZE(command_names); i++) { |
duke@435 | 329 | if (strcmp(command, command_names[i]) == 0) { |
duke@435 | 330 | return (OracleCommand)i; |
duke@435 | 331 | } |
duke@435 | 332 | } |
duke@435 | 333 | return UnknownCommand; |
duke@435 | 334 | } |
duke@435 | 335 | |
duke@435 | 336 | |
duke@435 | 337 | static void usage() { |
duke@435 | 338 | tty->print_cr(" CompileCommand and the CompilerOracle allows simple control over"); |
duke@435 | 339 | tty->print_cr(" what's allowed to be compiled. The standard supported directives"); |
duke@435 | 340 | tty->print_cr(" are exclude and compileonly. The exclude directive stops a method"); |
duke@435 | 341 | tty->print_cr(" from being compiled and compileonly excludes all methods except for"); |
duke@435 | 342 | tty->print_cr(" the ones mentioned by compileonly directives. The basic form of"); |
duke@435 | 343 | tty->print_cr(" all commands is a command name followed by the name of the method"); |
duke@435 | 344 | tty->print_cr(" in one of two forms: the standard class file format as in"); |
duke@435 | 345 | tty->print_cr(" class/name.methodName or the PrintCompilation format"); |
duke@435 | 346 | tty->print_cr(" class.name::methodName. The method name can optionally be followed"); |
duke@435 | 347 | tty->print_cr(" by a space then the signature of the method in the class file"); |
duke@435 | 348 | tty->print_cr(" format. Otherwise the directive applies to all methods with the"); |
duke@435 | 349 | tty->print_cr(" same name and class regardless of signature. Leading and trailing"); |
duke@435 | 350 | tty->print_cr(" *'s in the class and/or method name allows a small amount of"); |
duke@435 | 351 | tty->print_cr(" wildcarding. "); |
duke@435 | 352 | tty->cr(); |
duke@435 | 353 | tty->print_cr(" Examples:"); |
duke@435 | 354 | tty->cr(); |
duke@435 | 355 | tty->print_cr(" exclude java/lang/StringBuffer.append"); |
duke@435 | 356 | tty->print_cr(" compileonly java/lang/StringBuffer.toString ()Ljava/lang/String;"); |
duke@435 | 357 | tty->print_cr(" exclude java/lang/String*.*"); |
duke@435 | 358 | tty->print_cr(" exclude *.toString"); |
duke@435 | 359 | } |
duke@435 | 360 | |
duke@435 | 361 | |
duke@435 | 362 | // The characters allowed in a class or method name. All characters > 0x7f |
duke@435 | 363 | // are allowed in order to handle obfuscated class files (e.g. Volano) |
duke@435 | 364 | #define RANGEBASE "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789$_<>" \ |
duke@435 | 365 | "\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f" \ |
duke@435 | 366 | "\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f" \ |
duke@435 | 367 | "\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf" \ |
duke@435 | 368 | "\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf" \ |
duke@435 | 369 | "\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf" \ |
duke@435 | 370 | "\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf" \ |
duke@435 | 371 | "\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef" \ |
duke@435 | 372 | "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff" |
duke@435 | 373 | |
duke@435 | 374 | #define RANGE0 "[*" RANGEBASE "]" |
duke@435 | 375 | #define RANGEDOT "[*" RANGEBASE ".]" |
duke@435 | 376 | #define RANGESLASH "[*" RANGEBASE "/]" |
duke@435 | 377 | |
duke@435 | 378 | |
duke@435 | 379 | // Accept several syntaxes for these patterns |
duke@435 | 380 | // original syntax |
duke@435 | 381 | // cmd java.lang.String foo |
duke@435 | 382 | // PrintCompilation syntax |
duke@435 | 383 | // cmd java.lang.String::foo |
duke@435 | 384 | // VM syntax |
duke@435 | 385 | // cmd java/lang/String[. ]foo |
duke@435 | 386 | // |
duke@435 | 387 | |
duke@435 | 388 | static const char* patterns[] = { |
duke@435 | 389 | "%*[ \t]%255" RANGEDOT " " "%255" RANGE0 "%n", |
duke@435 | 390 | "%*[ \t]%255" RANGEDOT "::" "%255" RANGE0 "%n", |
duke@435 | 391 | "%*[ \t]%255" RANGESLASH "%*[ .]" "%255" RANGE0 "%n", |
duke@435 | 392 | }; |
duke@435 | 393 | |
duke@435 | 394 | static MethodMatcher::Mode check_mode(char name[], const char*& error_msg) { |
duke@435 | 395 | int match = MethodMatcher::Exact; |
jrose@1590 | 396 | while (name[0] == '*') { |
duke@435 | 397 | match |= MethodMatcher::Suffix; |
duke@435 | 398 | strcpy(name, name + 1); |
duke@435 | 399 | } |
duke@435 | 400 | |
jrose@1590 | 401 | if (strcmp(name, "*") == 0) return MethodMatcher::Any; |
jrose@1590 | 402 | |
duke@435 | 403 | size_t len = strlen(name); |
jrose@1590 | 404 | while (len > 0 && name[len - 1] == '*') { |
duke@435 | 405 | match |= MethodMatcher::Prefix; |
jrose@1590 | 406 | name[--len] = '\0'; |
duke@435 | 407 | } |
duke@435 | 408 | |
duke@435 | 409 | if (strstr(name, "*") != NULL) { |
duke@435 | 410 | error_msg = " Embedded * not allowed"; |
duke@435 | 411 | return MethodMatcher::Unknown; |
duke@435 | 412 | } |
duke@435 | 413 | return (MethodMatcher::Mode)match; |
duke@435 | 414 | } |
duke@435 | 415 | |
duke@435 | 416 | static bool scan_line(const char * line, |
duke@435 | 417 | char class_name[], MethodMatcher::Mode* c_mode, |
duke@435 | 418 | char method_name[], MethodMatcher::Mode* m_mode, |
duke@435 | 419 | int* bytes_read, const char*& error_msg) { |
duke@435 | 420 | *bytes_read = 0; |
duke@435 | 421 | error_msg = NULL; |
duke@435 | 422 | for (uint i = 0; i < ARRAY_SIZE(patterns); i++) { |
duke@435 | 423 | if (2 == sscanf(line, patterns[i], class_name, method_name, bytes_read)) { |
duke@435 | 424 | *c_mode = check_mode(class_name, error_msg); |
duke@435 | 425 | *m_mode = check_mode(method_name, error_msg); |
duke@435 | 426 | return *c_mode != MethodMatcher::Unknown && *m_mode != MethodMatcher::Unknown; |
duke@435 | 427 | } |
duke@435 | 428 | } |
duke@435 | 429 | return false; |
duke@435 | 430 | } |
duke@435 | 431 | |
duke@435 | 432 | |
duke@435 | 433 | |
duke@435 | 434 | void CompilerOracle::parse_from_line(char* line) { |
duke@435 | 435 | if (line[0] == '\0') return; |
duke@435 | 436 | if (line[0] == '#') return; |
duke@435 | 437 | |
duke@435 | 438 | bool have_colon = (strstr(line, "::") != NULL); |
duke@435 | 439 | for (char* lp = line; *lp != '\0'; lp++) { |
duke@435 | 440 | // Allow '.' to separate the class name from the method name. |
duke@435 | 441 | // This is the preferred spelling of methods: |
duke@435 | 442 | // exclude java/lang/String.indexOf(I)I |
duke@435 | 443 | // Allow ',' for spaces (eases command line quoting). |
duke@435 | 444 | // exclude,java/lang/String.indexOf |
duke@435 | 445 | // For backward compatibility, allow space as separator also. |
duke@435 | 446 | // exclude java/lang/String indexOf |
duke@435 | 447 | // exclude,java/lang/String,indexOf |
duke@435 | 448 | // For easy cut-and-paste of method names, allow VM output format |
duke@435 | 449 | // as produced by methodOopDesc::print_short_name: |
duke@435 | 450 | // exclude java.lang.String::indexOf |
duke@435 | 451 | // For simple implementation convenience here, convert them all to space. |
duke@435 | 452 | if (have_colon) { |
duke@435 | 453 | if (*lp == '.') *lp = '/'; // dots build the package prefix |
duke@435 | 454 | if (*lp == ':') *lp = ' '; |
duke@435 | 455 | } |
duke@435 | 456 | if (*lp == ',' || *lp == '.') *lp = ' '; |
duke@435 | 457 | } |
duke@435 | 458 | |
duke@435 | 459 | char* original_line = line; |
duke@435 | 460 | int bytes_read; |
duke@435 | 461 | OracleCommand command = parse_command_name(line, &bytes_read); |
duke@435 | 462 | line += bytes_read; |
duke@435 | 463 | |
duke@435 | 464 | if (command == QuietCommand) { |
duke@435 | 465 | _quiet = true; |
duke@435 | 466 | return; |
duke@435 | 467 | } |
duke@435 | 468 | |
duke@435 | 469 | if (command == HelpCommand) { |
duke@435 | 470 | usage(); |
duke@435 | 471 | return; |
duke@435 | 472 | } |
duke@435 | 473 | |
duke@435 | 474 | MethodMatcher::Mode c_match = MethodMatcher::Exact; |
duke@435 | 475 | MethodMatcher::Mode m_match = MethodMatcher::Exact; |
duke@435 | 476 | char class_name[256]; |
duke@435 | 477 | char method_name[256]; |
duke@435 | 478 | char sig[1024]; |
duke@435 | 479 | char errorbuf[1024]; |
duke@435 | 480 | const char* error_msg = NULL; |
duke@435 | 481 | MethodMatcher* match = NULL; |
duke@435 | 482 | |
duke@435 | 483 | if (scan_line(line, class_name, &c_match, method_name, &m_match, &bytes_read, error_msg)) { |
duke@435 | 484 | EXCEPTION_MARK; |
duke@435 | 485 | symbolHandle c_name = oopFactory::new_symbol_handle(class_name, CHECK); |
duke@435 | 486 | symbolHandle m_name = oopFactory::new_symbol_handle(method_name, CHECK); |
duke@435 | 487 | symbolHandle signature; |
duke@435 | 488 | |
duke@435 | 489 | line += bytes_read; |
duke@435 | 490 | // there might be a signature following the method. |
duke@435 | 491 | // signatures always begin with ( so match that by hand |
duke@435 | 492 | if (1 == sscanf(line, "%*[ \t](%254[);/" RANGEBASE "]%n", sig + 1, &bytes_read)) { |
duke@435 | 493 | sig[0] = '('; |
duke@435 | 494 | line += bytes_read; |
duke@435 | 495 | signature = oopFactory::new_symbol_handle(sig, CHECK); |
duke@435 | 496 | } |
duke@435 | 497 | |
duke@435 | 498 | if (command == OptionCommand) { |
duke@435 | 499 | // Look for trailing options to support |
duke@435 | 500 | // ciMethod::has_option("string") to control features in the |
duke@435 | 501 | // compiler. Multiple options may follow the method name. |
duke@435 | 502 | char option[256]; |
duke@435 | 503 | while (sscanf(line, "%*[ \t]%255[a-zA-Z0-9]%n", option, &bytes_read) == 1) { |
duke@435 | 504 | if (match != NULL && !_quiet) { |
duke@435 | 505 | // Print out the last match added |
duke@435 | 506 | tty->print("CompilerOracle: %s ", command_names[command]); |
duke@435 | 507 | match->print(); |
duke@435 | 508 | } |
duke@435 | 509 | match = add_option_string(c_name, c_match, m_name, m_match, signature, strdup(option)); |
duke@435 | 510 | line += bytes_read; |
duke@435 | 511 | } |
duke@435 | 512 | } else { |
duke@435 | 513 | bytes_read = 0; |
duke@435 | 514 | sscanf(line, "%*[ \t]%n", &bytes_read); |
duke@435 | 515 | if (line[bytes_read] != '\0') { |
duke@435 | 516 | jio_snprintf(errorbuf, sizeof(errorbuf), " Unrecognized text after command: %s", line); |
duke@435 | 517 | error_msg = errorbuf; |
duke@435 | 518 | } else { |
duke@435 | 519 | match = add_predicate(command, c_name, c_match, m_name, m_match, signature); |
duke@435 | 520 | } |
duke@435 | 521 | } |
duke@435 | 522 | } |
duke@435 | 523 | |
duke@435 | 524 | if (match != NULL) { |
duke@435 | 525 | if (!_quiet) { |
duke@435 | 526 | tty->print("CompilerOracle: %s ", command_names[command]); |
duke@435 | 527 | match->print(); |
duke@435 | 528 | } |
duke@435 | 529 | } else { |
duke@435 | 530 | tty->print_cr("CompilerOracle: unrecognized line"); |
duke@435 | 531 | tty->print_cr(" \"%s\"", original_line); |
duke@435 | 532 | if (error_msg != NULL) { |
duke@435 | 533 | tty->print_cr(error_msg); |
duke@435 | 534 | } |
duke@435 | 535 | } |
duke@435 | 536 | } |
duke@435 | 537 | |
duke@435 | 538 | static const char* cc_file() { |
duke@435 | 539 | if (CompileCommandFile == NULL) |
duke@435 | 540 | return ".hotspot_compiler"; |
duke@435 | 541 | return CompileCommandFile; |
duke@435 | 542 | } |
duke@435 | 543 | bool CompilerOracle::_quiet = false; |
duke@435 | 544 | |
duke@435 | 545 | void CompilerOracle::parse_from_file() { |
duke@435 | 546 | FILE* stream = fopen(cc_file(), "rt"); |
duke@435 | 547 | if (stream == NULL) return; |
duke@435 | 548 | |
duke@435 | 549 | char token[1024]; |
duke@435 | 550 | int pos = 0; |
duke@435 | 551 | int c = getc(stream); |
duke@435 | 552 | while(c != EOF) { |
duke@435 | 553 | if (c == '\n') { |
duke@435 | 554 | token[pos++] = '\0'; |
duke@435 | 555 | parse_from_line(token); |
duke@435 | 556 | pos = 0; |
duke@435 | 557 | } else { |
duke@435 | 558 | token[pos++] = c; |
duke@435 | 559 | } |
duke@435 | 560 | c = getc(stream); |
duke@435 | 561 | } |
duke@435 | 562 | token[pos++] = '\0'; |
duke@435 | 563 | parse_from_line(token); |
duke@435 | 564 | |
duke@435 | 565 | fclose(stream); |
duke@435 | 566 | } |
duke@435 | 567 | |
duke@435 | 568 | void CompilerOracle::parse_from_string(const char* str, void (*parse_line)(char*)) { |
duke@435 | 569 | char token[1024]; |
duke@435 | 570 | int pos = 0; |
duke@435 | 571 | const char* sp = str; |
duke@435 | 572 | int c = *sp++; |
duke@435 | 573 | while (c != '\0') { |
duke@435 | 574 | if (c == '\n') { |
duke@435 | 575 | token[pos++] = '\0'; |
duke@435 | 576 | parse_line(token); |
duke@435 | 577 | pos = 0; |
duke@435 | 578 | } else { |
duke@435 | 579 | token[pos++] = c; |
duke@435 | 580 | } |
duke@435 | 581 | c = *sp++; |
duke@435 | 582 | } |
duke@435 | 583 | token[pos++] = '\0'; |
duke@435 | 584 | parse_line(token); |
duke@435 | 585 | } |
duke@435 | 586 | |
duke@435 | 587 | void CompilerOracle::append_comment_to_file(const char* message) { |
duke@435 | 588 | fileStream stream(fopen(cc_file(), "at")); |
duke@435 | 589 | stream.print("# "); |
duke@435 | 590 | for (int index = 0; message[index] != '\0'; index++) { |
duke@435 | 591 | stream.put(message[index]); |
duke@435 | 592 | if (message[index] == '\n') stream.print("# "); |
duke@435 | 593 | } |
duke@435 | 594 | stream.cr(); |
duke@435 | 595 | } |
duke@435 | 596 | |
duke@435 | 597 | void CompilerOracle::append_exclude_to_file(methodHandle method) { |
duke@435 | 598 | fileStream stream(fopen(cc_file(), "at")); |
duke@435 | 599 | stream.print("exclude "); |
duke@435 | 600 | Klass::cast(method->method_holder())->name()->print_symbol_on(&stream); |
duke@435 | 601 | stream.print("."); |
duke@435 | 602 | method->name()->print_symbol_on(&stream); |
duke@435 | 603 | method->signature()->print_symbol_on(&stream); |
duke@435 | 604 | stream.cr(); |
duke@435 | 605 | stream.cr(); |
duke@435 | 606 | } |
duke@435 | 607 | |
duke@435 | 608 | |
duke@435 | 609 | void compilerOracle_init() { |
duke@435 | 610 | CompilerOracle::parse_from_string(CompileCommand, CompilerOracle::parse_from_line); |
duke@435 | 611 | CompilerOracle::parse_from_string(CompileOnly, CompilerOracle::parse_compile_only); |
duke@435 | 612 | CompilerOracle::parse_from_file(); |
jrose@1590 | 613 | if (lists[PrintCommand] != NULL) { |
jrose@1590 | 614 | if (PrintAssembly) { |
jrose@1590 | 615 | warning("CompileCommand and/or .hotspot_compiler file contains 'print' commands, but PrintAssembly is also enabled"); |
jrose@1590 | 616 | } else if (FLAG_IS_DEFAULT(DebugNonSafepoints)) { |
jrose@1590 | 617 | warning("printing of assembly code is enabled; turning on DebugNonSafepoints to gain additional output"); |
jrose@1590 | 618 | DebugNonSafepoints = true; |
jrose@1590 | 619 | } |
jrose@1590 | 620 | } |
duke@435 | 621 | } |
duke@435 | 622 | |
duke@435 | 623 | |
duke@435 | 624 | void CompilerOracle::parse_compile_only(char * line) { |
duke@435 | 625 | int i; |
duke@435 | 626 | char name[1024]; |
duke@435 | 627 | const char* className = NULL; |
duke@435 | 628 | const char* methodName = NULL; |
duke@435 | 629 | |
duke@435 | 630 | bool have_colon = (strstr(line, "::") != NULL); |
duke@435 | 631 | char method_sep = have_colon ? ':' : '.'; |
duke@435 | 632 | |
duke@435 | 633 | if (Verbose) { |
duke@435 | 634 | tty->print_cr(line); |
duke@435 | 635 | } |
duke@435 | 636 | |
duke@435 | 637 | ResourceMark rm; |
duke@435 | 638 | while (*line != '\0') { |
duke@435 | 639 | MethodMatcher::Mode c_match = MethodMatcher::Exact; |
duke@435 | 640 | MethodMatcher::Mode m_match = MethodMatcher::Exact; |
duke@435 | 641 | |
duke@435 | 642 | for (i = 0; |
duke@435 | 643 | i < 1024 && *line != '\0' && *line != method_sep && *line != ',' && !isspace(*line); |
duke@435 | 644 | line++, i++) { |
duke@435 | 645 | name[i] = *line; |
duke@435 | 646 | if (name[i] == '.') name[i] = '/'; // package prefix uses '/' |
duke@435 | 647 | } |
duke@435 | 648 | |
duke@435 | 649 | if (i > 0) { |
duke@435 | 650 | char* newName = NEW_RESOURCE_ARRAY( char, i + 1); |
duke@435 | 651 | if (newName == NULL) |
duke@435 | 652 | return; |
duke@435 | 653 | strncpy(newName, name, i); |
duke@435 | 654 | newName[i] = '\0'; |
duke@435 | 655 | |
duke@435 | 656 | if (className == NULL) { |
duke@435 | 657 | className = newName; |
duke@435 | 658 | c_match = MethodMatcher::Prefix; |
duke@435 | 659 | } else { |
duke@435 | 660 | methodName = newName; |
duke@435 | 661 | } |
duke@435 | 662 | } |
duke@435 | 663 | |
duke@435 | 664 | if (*line == method_sep) { |
duke@435 | 665 | if (className == NULL) { |
duke@435 | 666 | className = ""; |
duke@435 | 667 | c_match = MethodMatcher::Any; |
duke@435 | 668 | } else { |
duke@435 | 669 | // foo/bar.blah is an exact match on foo/bar, bar.blah is a suffix match on bar |
duke@435 | 670 | if (strchr(className, '/') != NULL) { |
duke@435 | 671 | c_match = MethodMatcher::Exact; |
duke@435 | 672 | } else { |
duke@435 | 673 | c_match = MethodMatcher::Suffix; |
duke@435 | 674 | } |
duke@435 | 675 | } |
duke@435 | 676 | } else { |
duke@435 | 677 | // got foo or foo/bar |
duke@435 | 678 | if (className == NULL) { |
duke@435 | 679 | ShouldNotReachHere(); |
duke@435 | 680 | } else { |
duke@435 | 681 | // got foo or foo/bar |
duke@435 | 682 | if (strchr(className, '/') != NULL) { |
duke@435 | 683 | c_match = MethodMatcher::Prefix; |
duke@435 | 684 | } else if (className[0] == '\0') { |
duke@435 | 685 | c_match = MethodMatcher::Any; |
duke@435 | 686 | } else { |
duke@435 | 687 | c_match = MethodMatcher::Substring; |
duke@435 | 688 | } |
duke@435 | 689 | } |
duke@435 | 690 | } |
duke@435 | 691 | |
duke@435 | 692 | // each directive is terminated by , or NUL or . followed by NUL |
duke@435 | 693 | if (*line == ',' || *line == '\0' || (line[0] == '.' && line[1] == '\0')) { |
duke@435 | 694 | if (methodName == NULL) { |
duke@435 | 695 | methodName = ""; |
duke@435 | 696 | if (*line != method_sep) { |
duke@435 | 697 | m_match = MethodMatcher::Any; |
duke@435 | 698 | } |
duke@435 | 699 | } |
duke@435 | 700 | |
duke@435 | 701 | EXCEPTION_MARK; |
duke@435 | 702 | symbolHandle c_name = oopFactory::new_symbol_handle(className, CHECK); |
duke@435 | 703 | symbolHandle m_name = oopFactory::new_symbol_handle(methodName, CHECK); |
duke@435 | 704 | symbolHandle signature; |
duke@435 | 705 | |
duke@435 | 706 | add_predicate(CompileOnlyCommand, c_name, c_match, m_name, m_match, signature); |
duke@435 | 707 | if (PrintVMOptions) { |
duke@435 | 708 | tty->print("CompileOnly: compileonly "); |
duke@435 | 709 | lists[CompileOnlyCommand]->print(); |
duke@435 | 710 | } |
duke@435 | 711 | |
duke@435 | 712 | className = NULL; |
duke@435 | 713 | methodName = NULL; |
duke@435 | 714 | } |
duke@435 | 715 | |
duke@435 | 716 | line = *line == '\0' ? line : line + 1; |
duke@435 | 717 | } |
duke@435 | 718 | } |