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 "code/relocInfo.hpp"
27 #include "compiler/compilerDefinitions.hpp"
28 #include "oops/metadata.hpp"
29 #include "runtime/os.hpp"
30 #include "interpreter/invocationCounter.hpp"
31 #include "runtime/arguments.hpp"
32 #include "runtime/flags/jvmFlag.hpp"
33 #include "runtime/flags/jvmFlagConstraintsCompiler.hpp"
34 #include "runtime/globals.hpp"
35 #include "runtime/globals_extension.hpp"
36 #include "utilities/powerOfTwo.hpp"
37
38 JVMFlag::Error AliasLevelConstraintFunc(intx value, bool verbose) {
39 if ((value <= 1) && (Arguments::mode() == Arguments::_comp || Arguments::mode() == Arguments::_mixed)) {
40 JVMFlag::printError(verbose,
41 "AliasLevel (" INTX_FORMAT ") is not "
42 "compatible with -Xcomp or -Xmixed\n",
43 value);
44 return JVMFlag::VIOLATES_CONSTRAINT;
45 } else {
46 return JVMFlag::SUCCESS;
47 }
359 "NodeLimitFudgeFactor must be between 2%% and 40%% "
360 "of MaxNodeLimit (" INTX_FORMAT ")\n",
361 MaxNodeLimit);
362 return JVMFlag::VIOLATES_CONSTRAINT;
363 }
364
365 return JVMFlag::SUCCESS;
366 }
367 #endif // COMPILER2
368
369 JVMFlag::Error RTMTotalCountIncrRateConstraintFunc(int value, bool verbose) {
370 #if INCLUDE_RTM_OPT
371 if (UseRTMLocking && !is_power_of_2(RTMTotalCountIncrRate)) {
372 JVMFlag::printError(verbose,
373 "RTMTotalCountIncrRate (%d) must be "
374 "a power of 2, resetting it to 64\n",
375 RTMTotalCountIncrRate);
376 FLAG_SET_DEFAULT(RTMTotalCountIncrRate, 64);
377 }
378 #endif
379
380 return JVMFlag::SUCCESS;
381 }
|
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 "code/relocInfo.hpp"
27 #include "compiler/compilerDefinitions.hpp"
28 #include "compiler/compilerDirectives.hpp"
29 #include "oops/metadata.hpp"
30 #include "runtime/os.hpp"
31 #include "interpreter/invocationCounter.hpp"
32 #include "runtime/arguments.hpp"
33 #include "runtime/flags/jvmFlag.hpp"
34 #include "runtime/flags/jvmFlagConstraintsCompiler.hpp"
35 #include "runtime/globals.hpp"
36 #include "runtime/globals_extension.hpp"
37 #include "utilities/powerOfTwo.hpp"
38
39 JVMFlag::Error AliasLevelConstraintFunc(intx value, bool verbose) {
40 if ((value <= 1) && (Arguments::mode() == Arguments::_comp || Arguments::mode() == Arguments::_mixed)) {
41 JVMFlag::printError(verbose,
42 "AliasLevel (" INTX_FORMAT ") is not "
43 "compatible with -Xcomp or -Xmixed\n",
44 value);
45 return JVMFlag::VIOLATES_CONSTRAINT;
46 } else {
47 return JVMFlag::SUCCESS;
48 }
360 "NodeLimitFudgeFactor must be between 2%% and 40%% "
361 "of MaxNodeLimit (" INTX_FORMAT ")\n",
362 MaxNodeLimit);
363 return JVMFlag::VIOLATES_CONSTRAINT;
364 }
365
366 return JVMFlag::SUCCESS;
367 }
368 #endif // COMPILER2
369
370 JVMFlag::Error RTMTotalCountIncrRateConstraintFunc(int value, bool verbose) {
371 #if INCLUDE_RTM_OPT
372 if (UseRTMLocking && !is_power_of_2(RTMTotalCountIncrRate)) {
373 JVMFlag::printError(verbose,
374 "RTMTotalCountIncrRate (%d) must be "
375 "a power of 2, resetting it to 64\n",
376 RTMTotalCountIncrRate);
377 FLAG_SET_DEFAULT(RTMTotalCountIncrRate, 64);
378 }
379 #endif
380
381 return JVMFlag::SUCCESS;
382 }
383
384 JVMFlag::Error DisableIntrinsicConstraintFunc(ccstrlist value, bool verbose) {
385 ControlIntrinsicValidator validator(value, true/*disabled_all*/);
386 if (!validator.is_valid()) {
387 JVMFlag::printError(verbose,
388 "An unrecognized intrinsic is detected in DisableIntrinsic: %s\n",
389 validator.what());
390 return JVMFlag::VIOLATES_CONSTRAINT;
391 }
392
393 return JVMFlag::SUCCESS;
394 }
395
396 JVMFlag::Error ControlIntrinsicConstraintFunc(ccstrlist value, bool verbose) {
397 ControlIntrinsicValidator validator(value, false/*disabled_all*/);
398 if (!validator.is_valid()) {
399 JVMFlag::printError(verbose,
400 "An unrecognized intrinsic is detected in ControlIntrinsic: %s\n",
401 validator.what());
402 return JVMFlag::VIOLATES_CONSTRAINT;
403 }
404
405 return JVMFlag::SUCCESS;
406 }
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