Mon, 25 Jan 2010 18:03:29 -0500
6919980: G1: remove +UseG1GC from under experimental options (second attempt)
Summary: Trying this again, as the original change was lost.
Reviewed-by: ysr, jmasa
duke@435 | 1 | /* |
xdono@631 | 2 | * Copyright 1997-2008 Sun Microsystems, Inc. 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 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_globals.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | |
duke@435 | 29 | RUNTIME_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \ |
duke@435 | 30 | MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \ |
ysr@785 | 31 | MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_EXPERIMENTAL_FLAG, \ |
ysr@785 | 32 | MATERIALIZE_NOTPRODUCT_FLAG, \ |
coleenp@548 | 33 | MATERIALIZE_MANAGEABLE_FLAG, MATERIALIZE_PRODUCT_RW_FLAG, \ |
coleenp@548 | 34 | MATERIALIZE_LP64_PRODUCT_FLAG) |
duke@435 | 35 | |
duke@435 | 36 | RUNTIME_OS_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \ |
duke@435 | 37 | MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \ |
duke@435 | 38 | MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_NOTPRODUCT_FLAG) |
duke@435 | 39 | |
duke@435 | 40 | bool Flag::is_unlocker() const { |
ysr@785 | 41 | return strcmp(name, "UnlockDiagnosticVMOptions") == 0 || |
ysr@785 | 42 | strcmp(name, "UnlockExperimentalVMOptions") == 0; |
ysr@785 | 43 | |
duke@435 | 44 | } |
duke@435 | 45 | |
duke@435 | 46 | bool Flag::is_unlocked() const { |
duke@435 | 47 | if (strcmp(kind, "{diagnostic}") == 0) { |
duke@435 | 48 | return UnlockDiagnosticVMOptions; |
never@1515 | 49 | } else if (strcmp(kind, "{experimental}") == 0 || |
never@1515 | 50 | strcmp(kind, "{C2 experimental}") == 0) { |
ysr@785 | 51 | return UnlockExperimentalVMOptions; |
duke@435 | 52 | } else { |
duke@435 | 53 | return true; |
duke@435 | 54 | } |
duke@435 | 55 | } |
duke@435 | 56 | |
duke@435 | 57 | bool Flag::is_writeable() const { |
duke@435 | 58 | return (strcmp(kind, "{manageable}") == 0 || strcmp(kind, "{product rw}") == 0); |
duke@435 | 59 | } |
duke@435 | 60 | |
duke@435 | 61 | // All flags except "manageable" are assumed internal flags. |
duke@435 | 62 | // Long term, we need to define a mechanism to specify which flags |
duke@435 | 63 | // are external/stable and change this function accordingly. |
duke@435 | 64 | bool Flag::is_external() const { |
duke@435 | 65 | return (strcmp(kind, "{manageable}") == 0); |
duke@435 | 66 | } |
duke@435 | 67 | |
duke@435 | 68 | // Length of format string (e.g. "%.1234s") for printing ccstr below |
duke@435 | 69 | #define FORMAT_BUFFER_LEN 16 |
duke@435 | 70 | |
duke@435 | 71 | void Flag::print_on(outputStream* st) { |
duke@435 | 72 | st->print("%5s %-35s %c= ", type, name, (origin != DEFAULT ? ':' : ' ')); |
phh@1502 | 73 | if (is_bool()) st->print("%-16s", get_bool() ? "true" : "false"); |
phh@1502 | 74 | if (is_intx()) st->print("%-16ld", get_intx()); |
phh@1502 | 75 | if (is_uintx()) st->print("%-16lu", get_uintx()); |
phh@1502 | 76 | if (is_uint64_t()) st->print("%-16lu", get_uint64_t()); |
duke@435 | 77 | if (is_ccstr()) { |
duke@435 | 78 | const char* cp = get_ccstr(); |
never@538 | 79 | if (cp != NULL) { |
never@538 | 80 | const char* eol; |
never@538 | 81 | while ((eol = strchr(cp, '\n')) != NULL) { |
never@538 | 82 | char format_buffer[FORMAT_BUFFER_LEN]; |
never@538 | 83 | size_t llen = pointer_delta(eol, cp, sizeof(char)); |
never@538 | 84 | jio_snprintf(format_buffer, FORMAT_BUFFER_LEN, |
never@538 | 85 | "%%." SIZE_FORMAT "s", llen); |
never@538 | 86 | st->print(format_buffer, cp); |
never@538 | 87 | st->cr(); |
never@538 | 88 | cp = eol+1; |
never@538 | 89 | st->print("%5s %-35s += ", "", name); |
never@538 | 90 | } |
never@538 | 91 | st->print("%-16s", cp); |
duke@435 | 92 | } |
duke@435 | 93 | } |
duke@435 | 94 | st->print(" %s", kind); |
duke@435 | 95 | st->cr(); |
duke@435 | 96 | } |
duke@435 | 97 | |
duke@435 | 98 | void Flag::print_as_flag(outputStream* st) { |
duke@435 | 99 | if (is_bool()) { |
duke@435 | 100 | st->print("-XX:%s%s", get_bool() ? "+" : "-", name); |
duke@435 | 101 | } else if (is_intx()) { |
duke@435 | 102 | st->print("-XX:%s=" INTX_FORMAT, name, get_intx()); |
duke@435 | 103 | } else if (is_uintx()) { |
duke@435 | 104 | st->print("-XX:%s=" UINTX_FORMAT, name, get_uintx()); |
phh@1502 | 105 | } else if (is_uint64_t()) { |
phh@1502 | 106 | st->print("-XX:%s=" UINT64_FORMAT, name, get_uint64_t()); |
duke@435 | 107 | } else if (is_ccstr()) { |
duke@435 | 108 | st->print("-XX:%s=", name); |
never@538 | 109 | const char* cp = get_ccstr(); |
never@538 | 110 | if (cp != NULL) { |
never@538 | 111 | // Need to turn embedded '\n's back into separate arguments |
never@538 | 112 | // Not so efficient to print one character at a time, |
never@538 | 113 | // but the choice is to do the transformation to a buffer |
never@538 | 114 | // and print that. And this need not be efficient. |
never@538 | 115 | for (; *cp != '\0'; cp += 1) { |
never@538 | 116 | switch (*cp) { |
never@538 | 117 | default: |
never@538 | 118 | st->print("%c", *cp); |
never@538 | 119 | break; |
never@538 | 120 | case '\n': |
never@538 | 121 | st->print(" -XX:%s=", name); |
never@538 | 122 | break; |
never@538 | 123 | } |
duke@435 | 124 | } |
duke@435 | 125 | } |
duke@435 | 126 | } else { |
duke@435 | 127 | ShouldNotReachHere(); |
duke@435 | 128 | } |
duke@435 | 129 | } |
duke@435 | 130 | |
duke@435 | 131 | // 4991491 do not "optimize out" the was_set false values: omitting them |
duke@435 | 132 | // tickles a Microsoft compiler bug causing flagTable to be malformed |
duke@435 | 133 | |
duke@435 | 134 | #define RUNTIME_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{product}", DEFAULT }, |
duke@435 | 135 | #define RUNTIME_PD_PRODUCT_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{pd product}", DEFAULT }, |
duke@435 | 136 | #define RUNTIME_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{diagnostic}", DEFAULT }, |
ysr@785 | 137 | #define RUNTIME_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{experimental}", DEFAULT }, |
duke@435 | 138 | #define RUNTIME_MANAGEABLE_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{manageable}", DEFAULT }, |
duke@435 | 139 | #define RUNTIME_PRODUCT_RW_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{product rw}", DEFAULT }, |
duke@435 | 140 | |
duke@435 | 141 | #ifdef PRODUCT |
duke@435 | 142 | #define RUNTIME_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */ |
duke@435 | 143 | #define RUNTIME_PD_DEVELOP_FLAG_STRUCT(type, name, doc) /* flag is constant */ |
duke@435 | 144 | #define RUNTIME_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) |
duke@435 | 145 | #else |
duke@435 | 146 | #define RUNTIME_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "", DEFAULT }, |
duke@435 | 147 | #define RUNTIME_PD_DEVELOP_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{pd}", DEFAULT }, |
duke@435 | 148 | #define RUNTIME_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{notproduct}", DEFAULT }, |
duke@435 | 149 | #endif |
duke@435 | 150 | |
coleenp@548 | 151 | #ifdef _LP64 |
coleenp@548 | 152 | #define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{lp64_product}", DEFAULT }, |
coleenp@548 | 153 | #else |
coleenp@548 | 154 | #define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) /* flag is constant */ |
coleenp@548 | 155 | #endif // _LP64 |
coleenp@548 | 156 | |
duke@435 | 157 | #define C1_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C1 product}", DEFAULT }, |
duke@435 | 158 | #define C1_PD_PRODUCT_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{C1 pd product}", DEFAULT }, |
duke@435 | 159 | #ifdef PRODUCT |
duke@435 | 160 | #define C1_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */ |
duke@435 | 161 | #define C1_PD_DEVELOP_FLAG_STRUCT(type, name, doc) /* flag is constant */ |
duke@435 | 162 | #define C1_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) |
duke@435 | 163 | #else |
duke@435 | 164 | #define C1_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C1}", DEFAULT }, |
duke@435 | 165 | #define C1_PD_DEVELOP_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{C1 pd}", DEFAULT }, |
duke@435 | 166 | #define C1_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C1 notproduct}", DEFAULT }, |
duke@435 | 167 | #endif |
duke@435 | 168 | |
duke@435 | 169 | |
duke@435 | 170 | #define C2_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C2 product}", DEFAULT }, |
duke@435 | 171 | #define C2_PD_PRODUCT_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{C2 pd product}", DEFAULT }, |
duke@435 | 172 | #define C2_DIAGNOSTIC_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C2 diagnostic}", DEFAULT }, |
never@1515 | 173 | #define C2_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C2 experimental}", DEFAULT }, |
duke@435 | 174 | #ifdef PRODUCT |
duke@435 | 175 | #define C2_DEVELOP_FLAG_STRUCT(type, name, value, doc) /* flag is constant */ |
duke@435 | 176 | #define C2_PD_DEVELOP_FLAG_STRUCT(type, name, doc) /* flag is constant */ |
duke@435 | 177 | #define C2_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) |
duke@435 | 178 | #else |
duke@435 | 179 | #define C2_DEVELOP_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C2}", DEFAULT }, |
duke@435 | 180 | #define C2_PD_DEVELOP_FLAG_STRUCT(type, name, doc) { #type, XSTR(name), &name, "{C2 pd}", DEFAULT }, |
duke@435 | 181 | #define C2_NOTPRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name, "{C2 notproduct}", DEFAULT }, |
duke@435 | 182 | #endif |
duke@435 | 183 | |
duke@435 | 184 | |
duke@435 | 185 | static Flag flagTable[] = { |
ysr@785 | 186 | 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) |
duke@435 | 187 | 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) |
ysr@777 | 188 | #ifndef SERIALGC |
ysr@785 | 189 | 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) |
ysr@777 | 190 | #endif // SERIALGC |
duke@435 | 191 | #ifdef COMPILER1 |
duke@435 | 192 | C1_FLAGS(C1_DEVELOP_FLAG_STRUCT, C1_PD_DEVELOP_FLAG_STRUCT, C1_PRODUCT_FLAG_STRUCT, C1_PD_PRODUCT_FLAG_STRUCT, C1_NOTPRODUCT_FLAG_STRUCT) |
duke@435 | 193 | #endif |
duke@435 | 194 | #ifdef COMPILER2 |
never@1515 | 195 | 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) |
duke@435 | 196 | #endif |
duke@435 | 197 | {0, NULL, NULL} |
duke@435 | 198 | }; |
duke@435 | 199 | |
duke@435 | 200 | Flag* Flag::flags = flagTable; |
duke@435 | 201 | size_t Flag::numFlags = (sizeof(flagTable) / sizeof(Flag)); |
duke@435 | 202 | |
duke@435 | 203 | inline bool str_equal(const char* s, char* q, size_t len) { |
duke@435 | 204 | // s is null terminated, q is not! |
duke@435 | 205 | if (strlen(s) != (unsigned int) len) return false; |
duke@435 | 206 | return strncmp(s, q, len) == 0; |
duke@435 | 207 | } |
duke@435 | 208 | |
duke@435 | 209 | Flag* Flag::find_flag(char* name, size_t length) { |
duke@435 | 210 | for (Flag* current = &flagTable[0]; current->name; current++) { |
duke@435 | 211 | if (str_equal(current->name, name, length)) { |
duke@435 | 212 | if (!(current->is_unlocked() || current->is_unlocker())) { |
ysr@785 | 213 | // disable use of diagnostic or experimental flags until they |
ysr@785 | 214 | // are explicitly unlocked |
duke@435 | 215 | return NULL; |
duke@435 | 216 | } |
duke@435 | 217 | return current; |
duke@435 | 218 | } |
duke@435 | 219 | } |
duke@435 | 220 | return NULL; |
duke@435 | 221 | } |
duke@435 | 222 | |
duke@435 | 223 | // Returns the address of the index'th element |
duke@435 | 224 | static Flag* address_of_flag(CommandLineFlagWithType flag) { |
duke@435 | 225 | assert((size_t)flag < Flag::numFlags, "bad command line flag index"); |
duke@435 | 226 | return &Flag::flags[flag]; |
duke@435 | 227 | } |
duke@435 | 228 | |
duke@435 | 229 | bool CommandLineFlagsEx::is_default(CommandLineFlag flag) { |
duke@435 | 230 | assert((size_t)flag < Flag::numFlags, "bad command line flag index"); |
duke@435 | 231 | Flag* f = &Flag::flags[flag]; |
duke@435 | 232 | return (f->origin == DEFAULT); |
duke@435 | 233 | } |
duke@435 | 234 | |
jmasa@448 | 235 | bool CommandLineFlagsEx::is_ergo(CommandLineFlag flag) { |
jmasa@448 | 236 | assert((size_t)flag < Flag::numFlags, "bad command line flag index"); |
jmasa@448 | 237 | Flag* f = &Flag::flags[flag]; |
jmasa@448 | 238 | return (f->origin == ERGONOMIC); |
jmasa@448 | 239 | } |
jmasa@448 | 240 | |
jmasa@448 | 241 | bool CommandLineFlagsEx::is_cmdline(CommandLineFlag flag) { |
jmasa@448 | 242 | assert((size_t)flag < Flag::numFlags, "bad command line flag index"); |
jmasa@448 | 243 | Flag* f = &Flag::flags[flag]; |
jmasa@448 | 244 | return (f->origin == COMMAND_LINE); |
jmasa@448 | 245 | } |
jmasa@448 | 246 | |
duke@435 | 247 | bool CommandLineFlags::wasSetOnCmdline(const char* name, bool* value) { |
duke@435 | 248 | Flag* result = Flag::find_flag((char*)name, strlen(name)); |
duke@435 | 249 | if (result == NULL) return false; |
duke@435 | 250 | *value = (result->origin == COMMAND_LINE); |
duke@435 | 251 | return true; |
duke@435 | 252 | } |
duke@435 | 253 | |
duke@435 | 254 | bool CommandLineFlags::boolAt(char* name, size_t len, bool* value) { |
duke@435 | 255 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 256 | if (result == NULL) return false; |
duke@435 | 257 | if (!result->is_bool()) return false; |
duke@435 | 258 | *value = result->get_bool(); |
duke@435 | 259 | return true; |
duke@435 | 260 | } |
duke@435 | 261 | |
duke@435 | 262 | bool CommandLineFlags::boolAtPut(char* name, size_t len, bool* value, FlagValueOrigin origin) { |
duke@435 | 263 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 264 | if (result == NULL) return false; |
duke@435 | 265 | if (!result->is_bool()) return false; |
duke@435 | 266 | bool old_value = result->get_bool(); |
duke@435 | 267 | result->set_bool(*value); |
duke@435 | 268 | *value = old_value; |
duke@435 | 269 | result->origin = origin; |
duke@435 | 270 | return true; |
duke@435 | 271 | } |
duke@435 | 272 | |
duke@435 | 273 | void CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, FlagValueOrigin origin) { |
duke@435 | 274 | Flag* faddr = address_of_flag(flag); |
duke@435 | 275 | guarantee(faddr != NULL && faddr->is_bool(), "wrong flag type"); |
duke@435 | 276 | faddr->set_bool(value); |
duke@435 | 277 | faddr->origin = origin; |
duke@435 | 278 | } |
duke@435 | 279 | |
duke@435 | 280 | bool CommandLineFlags::intxAt(char* name, size_t len, intx* value) { |
duke@435 | 281 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 282 | if (result == NULL) return false; |
duke@435 | 283 | if (!result->is_intx()) return false; |
duke@435 | 284 | *value = result->get_intx(); |
duke@435 | 285 | return true; |
duke@435 | 286 | } |
duke@435 | 287 | |
duke@435 | 288 | bool CommandLineFlags::intxAtPut(char* name, size_t len, intx* value, FlagValueOrigin origin) { |
duke@435 | 289 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 290 | if (result == NULL) return false; |
duke@435 | 291 | if (!result->is_intx()) return false; |
duke@435 | 292 | intx old_value = result->get_intx(); |
duke@435 | 293 | result->set_intx(*value); |
duke@435 | 294 | *value = old_value; |
duke@435 | 295 | result->origin = origin; |
duke@435 | 296 | return true; |
duke@435 | 297 | } |
duke@435 | 298 | |
duke@435 | 299 | void CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, FlagValueOrigin origin) { |
duke@435 | 300 | Flag* faddr = address_of_flag(flag); |
duke@435 | 301 | guarantee(faddr != NULL && faddr->is_intx(), "wrong flag type"); |
duke@435 | 302 | faddr->set_intx(value); |
duke@435 | 303 | faddr->origin = origin; |
duke@435 | 304 | } |
duke@435 | 305 | |
duke@435 | 306 | bool CommandLineFlags::uintxAt(char* name, size_t len, uintx* value) { |
duke@435 | 307 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 308 | if (result == NULL) return false; |
duke@435 | 309 | if (!result->is_uintx()) return false; |
duke@435 | 310 | *value = result->get_uintx(); |
duke@435 | 311 | return true; |
duke@435 | 312 | } |
duke@435 | 313 | |
duke@435 | 314 | bool CommandLineFlags::uintxAtPut(char* name, size_t len, uintx* value, FlagValueOrigin origin) { |
duke@435 | 315 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 316 | if (result == NULL) return false; |
duke@435 | 317 | if (!result->is_uintx()) return false; |
duke@435 | 318 | uintx old_value = result->get_uintx(); |
duke@435 | 319 | result->set_uintx(*value); |
duke@435 | 320 | *value = old_value; |
duke@435 | 321 | result->origin = origin; |
duke@435 | 322 | return true; |
duke@435 | 323 | } |
duke@435 | 324 | |
duke@435 | 325 | void CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, FlagValueOrigin origin) { |
duke@435 | 326 | Flag* faddr = address_of_flag(flag); |
duke@435 | 327 | guarantee(faddr != NULL && faddr->is_uintx(), "wrong flag type"); |
duke@435 | 328 | faddr->set_uintx(value); |
duke@435 | 329 | faddr->origin = origin; |
duke@435 | 330 | } |
duke@435 | 331 | |
phh@1499 | 332 | bool CommandLineFlags::uint64_tAt(char* name, size_t len, uint64_t* value) { |
phh@1499 | 333 | Flag* result = Flag::find_flag(name, len); |
phh@1499 | 334 | if (result == NULL) return false; |
phh@1499 | 335 | if (!result->is_uint64_t()) return false; |
phh@1499 | 336 | *value = result->get_uint64_t(); |
phh@1499 | 337 | return true; |
phh@1499 | 338 | } |
phh@1499 | 339 | |
phh@1499 | 340 | bool CommandLineFlags::uint64_tAtPut(char* name, size_t len, uint64_t* value, FlagValueOrigin origin) { |
phh@1499 | 341 | Flag* result = Flag::find_flag(name, len); |
phh@1499 | 342 | if (result == NULL) return false; |
phh@1499 | 343 | if (!result->is_uint64_t()) return false; |
phh@1499 | 344 | uint64_t old_value = result->get_uint64_t(); |
phh@1499 | 345 | result->set_uint64_t(*value); |
phh@1499 | 346 | *value = old_value; |
phh@1499 | 347 | result->origin = origin; |
phh@1499 | 348 | return true; |
phh@1499 | 349 | } |
phh@1499 | 350 | |
phh@1499 | 351 | void CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, FlagValueOrigin origin) { |
phh@1499 | 352 | Flag* faddr = address_of_flag(flag); |
phh@1499 | 353 | guarantee(faddr != NULL && faddr->is_uint64_t(), "wrong flag type"); |
phh@1499 | 354 | faddr->set_uint64_t(value); |
phh@1499 | 355 | faddr->origin = origin; |
phh@1499 | 356 | } |
phh@1499 | 357 | |
duke@435 | 358 | bool CommandLineFlags::doubleAt(char* name, size_t len, double* value) { |
duke@435 | 359 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 360 | if (result == NULL) return false; |
duke@435 | 361 | if (!result->is_double()) return false; |
duke@435 | 362 | *value = result->get_double(); |
duke@435 | 363 | return true; |
duke@435 | 364 | } |
duke@435 | 365 | |
duke@435 | 366 | bool CommandLineFlags::doubleAtPut(char* name, size_t len, double* value, FlagValueOrigin origin) { |
duke@435 | 367 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 368 | if (result == NULL) return false; |
duke@435 | 369 | if (!result->is_double()) return false; |
duke@435 | 370 | double old_value = result->get_double(); |
duke@435 | 371 | result->set_double(*value); |
duke@435 | 372 | *value = old_value; |
duke@435 | 373 | result->origin = origin; |
duke@435 | 374 | return true; |
duke@435 | 375 | } |
duke@435 | 376 | |
duke@435 | 377 | void CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, FlagValueOrigin origin) { |
duke@435 | 378 | Flag* faddr = address_of_flag(flag); |
duke@435 | 379 | guarantee(faddr != NULL && faddr->is_double(), "wrong flag type"); |
duke@435 | 380 | faddr->set_double(value); |
duke@435 | 381 | faddr->origin = origin; |
duke@435 | 382 | } |
duke@435 | 383 | |
duke@435 | 384 | bool CommandLineFlags::ccstrAt(char* name, size_t len, ccstr* value) { |
duke@435 | 385 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 386 | if (result == NULL) return false; |
duke@435 | 387 | if (!result->is_ccstr()) return false; |
duke@435 | 388 | *value = result->get_ccstr(); |
duke@435 | 389 | return true; |
duke@435 | 390 | } |
duke@435 | 391 | |
duke@435 | 392 | // Contract: Flag will make private copy of the incoming value. |
duke@435 | 393 | // Outgoing value is always malloc-ed, and caller MUST call free. |
duke@435 | 394 | bool CommandLineFlags::ccstrAtPut(char* name, size_t len, ccstr* value, FlagValueOrigin origin) { |
duke@435 | 395 | Flag* result = Flag::find_flag(name, len); |
duke@435 | 396 | if (result == NULL) return false; |
duke@435 | 397 | if (!result->is_ccstr()) return false; |
duke@435 | 398 | ccstr old_value = result->get_ccstr(); |
never@805 | 399 | char* new_value = NULL; |
never@805 | 400 | if (*value != NULL) { |
never@805 | 401 | new_value = NEW_C_HEAP_ARRAY(char, strlen(*value)+1); |
never@805 | 402 | strcpy(new_value, *value); |
never@805 | 403 | } |
duke@435 | 404 | result->set_ccstr(new_value); |
duke@435 | 405 | if (result->origin == DEFAULT && old_value != NULL) { |
duke@435 | 406 | // Prior value is NOT heap allocated, but was a literal constant. |
duke@435 | 407 | char* old_value_to_free = NEW_C_HEAP_ARRAY(char, strlen(old_value)+1); |
duke@435 | 408 | strcpy(old_value_to_free, old_value); |
duke@435 | 409 | old_value = old_value_to_free; |
duke@435 | 410 | } |
duke@435 | 411 | *value = old_value; |
duke@435 | 412 | result->origin = origin; |
duke@435 | 413 | return true; |
duke@435 | 414 | } |
duke@435 | 415 | |
duke@435 | 416 | // Contract: Flag will make private copy of the incoming value. |
duke@435 | 417 | void CommandLineFlagsEx::ccstrAtPut(CommandLineFlagWithType flag, ccstr value, FlagValueOrigin origin) { |
duke@435 | 418 | Flag* faddr = address_of_flag(flag); |
duke@435 | 419 | guarantee(faddr != NULL && faddr->is_ccstr(), "wrong flag type"); |
duke@435 | 420 | ccstr old_value = faddr->get_ccstr(); |
duke@435 | 421 | char* new_value = NEW_C_HEAP_ARRAY(char, strlen(value)+1); |
duke@435 | 422 | strcpy(new_value, value); |
duke@435 | 423 | faddr->set_ccstr(new_value); |
duke@435 | 424 | if (faddr->origin != DEFAULT && old_value != NULL) { |
duke@435 | 425 | // Prior value is heap allocated so free it. |
duke@435 | 426 | FREE_C_HEAP_ARRAY(char, old_value); |
duke@435 | 427 | } |
duke@435 | 428 | faddr->origin = origin; |
duke@435 | 429 | } |
duke@435 | 430 | |
duke@435 | 431 | extern "C" { |
duke@435 | 432 | static int compare_flags(const void* void_a, const void* void_b) { |
duke@435 | 433 | return strcmp((*((Flag**) void_a))->name, (*((Flag**) void_b))->name); |
duke@435 | 434 | } |
duke@435 | 435 | } |
duke@435 | 436 | |
duke@435 | 437 | void CommandLineFlags::printSetFlags() { |
duke@435 | 438 | // Print which flags were set on the command line |
duke@435 | 439 | // note: this method is called before the thread structure is in place |
duke@435 | 440 | // which means resource allocation cannot be used. |
duke@435 | 441 | |
duke@435 | 442 | // Compute size |
duke@435 | 443 | int length= 0; |
duke@435 | 444 | while (flagTable[length].name != NULL) length++; |
duke@435 | 445 | |
duke@435 | 446 | // Sort |
duke@435 | 447 | Flag** array = NEW_C_HEAP_ARRAY(Flag*, length); |
duke@435 | 448 | for (int index = 0; index < length; index++) { |
duke@435 | 449 | array[index] = &flagTable[index]; |
duke@435 | 450 | } |
duke@435 | 451 | qsort(array, length, sizeof(Flag*), compare_flags); |
duke@435 | 452 | |
duke@435 | 453 | |
duke@435 | 454 | for (int i = 0; i < length; i++) { |
duke@435 | 455 | if (array[i]->origin /* naked field! */) { |
duke@435 | 456 | array[i]->print_as_flag(tty); |
duke@435 | 457 | tty->print(" "); |
duke@435 | 458 | } |
duke@435 | 459 | } |
duke@435 | 460 | tty->cr(); |
duke@435 | 461 | FREE_C_HEAP_ARRAY(Flag*, array); |
duke@435 | 462 | } |
duke@435 | 463 | |
duke@435 | 464 | #ifndef PRODUCT |
duke@435 | 465 | |
duke@435 | 466 | |
duke@435 | 467 | void CommandLineFlags::verify() { |
duke@435 | 468 | assert(Arguments::check_vm_args_consistency(), "Some flag settings conflict"); |
duke@435 | 469 | } |
duke@435 | 470 | |
kvn@1585 | 471 | #endif // PRODUCT |
kvn@1585 | 472 | |
duke@435 | 473 | void CommandLineFlags::printFlags() { |
duke@435 | 474 | // Print the flags sorted by name |
duke@435 | 475 | // note: this method is called before the thread structure is in place |
duke@435 | 476 | // which means resource allocation cannot be used. |
duke@435 | 477 | |
duke@435 | 478 | // Compute size |
duke@435 | 479 | int length= 0; |
duke@435 | 480 | while (flagTable[length].name != NULL) length++; |
duke@435 | 481 | |
duke@435 | 482 | // Sort |
duke@435 | 483 | Flag** array = NEW_C_HEAP_ARRAY(Flag*, length); |
duke@435 | 484 | for (int index = 0; index < length; index++) { |
duke@435 | 485 | array[index] = &flagTable[index]; |
duke@435 | 486 | } |
duke@435 | 487 | qsort(array, length, sizeof(Flag*), compare_flags); |
duke@435 | 488 | |
duke@435 | 489 | |
duke@435 | 490 | tty->print_cr("[Global flags]"); |
duke@435 | 491 | for (int i = 0; i < length; i++) { |
duke@435 | 492 | if (array[i]->is_unlocked()) { |
duke@435 | 493 | array[i]->print_on(tty); |
duke@435 | 494 | } |
duke@435 | 495 | } |
duke@435 | 496 | FREE_C_HEAP_ARRAY(Flag*, array); |
duke@435 | 497 | } |