2514
2515 if (BackgroundCompilation && (CompileTheWorld || ReplayCompiles)) {
2516 if (!FLAG_IS_DEFAULT(BackgroundCompilation)) {
2517 warning("BackgroundCompilation disabled due to CompileTheWorld or ReplayCompiles options.");
2518 }
2519 FLAG_SET_CMDLINE(bool, BackgroundCompilation, false);
2520 }
2521 if (UseCompiler && is_interpreter_only()) {
2522 if (!FLAG_IS_DEFAULT(UseCompiler)) {
2523 warning("UseCompiler disabled due to -Xint.");
2524 }
2525 FLAG_SET_CMDLINE(bool, UseCompiler, false);
2526 }
2527 #ifdef COMPILER2
2528 if (PostLoopMultiversioning && !RangeCheckElimination) {
2529 if (!FLAG_IS_DEFAULT(PostLoopMultiversioning)) {
2530 warning("PostLoopMultiversioning disabled because RangeCheckElimination is disabled.");
2531 }
2532 FLAG_SET_CMDLINE(bool, PostLoopMultiversioning, false);
2533 }
2534 #endif
2535 return status;
2536 }
2537
2538 bool Arguments::is_bad_option(const JavaVMOption* option, jboolean ignore,
2539 const char* option_type) {
2540 if (ignore) return false;
2541
2542 const char* spacer = " ";
2543 if (option_type == NULL) {
2544 option_type = ++spacer; // Set both to the empty string.
2545 }
2546
2547 if (os::obsolete_option(option)) {
2548 jio_fprintf(defaultStream::error_stream(),
2549 "Obsolete %s%soption: %s\n", option_type, spacer,
2550 option->optionString);
2551 return false;
2552 } else {
2553 jio_fprintf(defaultStream::error_stream(),
|
2514
2515 if (BackgroundCompilation && (CompileTheWorld || ReplayCompiles)) {
2516 if (!FLAG_IS_DEFAULT(BackgroundCompilation)) {
2517 warning("BackgroundCompilation disabled due to CompileTheWorld or ReplayCompiles options.");
2518 }
2519 FLAG_SET_CMDLINE(bool, BackgroundCompilation, false);
2520 }
2521 if (UseCompiler && is_interpreter_only()) {
2522 if (!FLAG_IS_DEFAULT(UseCompiler)) {
2523 warning("UseCompiler disabled due to -Xint.");
2524 }
2525 FLAG_SET_CMDLINE(bool, UseCompiler, false);
2526 }
2527 #ifdef COMPILER2
2528 if (PostLoopMultiversioning && !RangeCheckElimination) {
2529 if (!FLAG_IS_DEFAULT(PostLoopMultiversioning)) {
2530 warning("PostLoopMultiversioning disabled because RangeCheckElimination is disabled.");
2531 }
2532 FLAG_SET_CMDLINE(bool, PostLoopMultiversioning, false);
2533 }
2534 if (UseCountedLoopSafepoints && LoopStripMiningIter == 0) {
2535 if (!FLAG_IS_DEFAULT(UseCountedLoopSafepoints) || !FLAG_IS_DEFAULT(LoopStripMiningIter)) {
2536 warning("When counted loop safepoints are enabled, LoopStripMiningIter must be at least 1 (a safepoint every 1 iteration): setting it to 1");
2537 }
2538 LoopStripMiningIter = 1;
2539 } else if (!UseCountedLoopSafepoints && LoopStripMiningIter > 0) {
2540 if (!FLAG_IS_DEFAULT(UseCountedLoopSafepoints) || !FLAG_IS_DEFAULT(LoopStripMiningIter)) {
2541 warning("Disabling counted safepoints implies no loop strip mining: setting LoopStripMiningIter to 0");
2542 }
2543 LoopStripMiningIter = 0;
2544 }
2545 if (FLAG_IS_DEFAULT(LoopStripMiningIterShortLoop)) {
2546 // blind guess
2547 LoopStripMiningIterShortLoop = LoopStripMiningIter / 10;
2548 }
2549 #endif
2550 return status;
2551 }
2552
2553 bool Arguments::is_bad_option(const JavaVMOption* option, jboolean ignore,
2554 const char* option_type) {
2555 if (ignore) return false;
2556
2557 const char* spacer = " ";
2558 if (option_type == NULL) {
2559 option_type = ++spacer; // Set both to the empty string.
2560 }
2561
2562 if (os::obsolete_option(option)) {
2563 jio_fprintf(defaultStream::error_stream(),
2564 "Obsolete %s%soption: %s\n", option_type, spacer,
2565 option->optionString);
2566 return false;
2567 } else {
2568 jio_fprintf(defaultStream::error_stream(),
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