399 break;
400 default:
401 return false;
402 }
403 }
404
405 int vmIntrinsics::predicates_needed(vmIntrinsics::ID id) {
406 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
407 switch (id) {
408 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
409 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
410 case vmIntrinsics::_counterMode_AESCrypt:
411 return 1;
412 case vmIntrinsics::_digestBase_implCompressMB:
413 return 3;
414 default:
415 return 0;
416 }
417 }
418
419 bool vmIntrinsics::is_disabled_by_flags(const methodHandle& method) {
420 vmIntrinsics::ID id = method->intrinsic_id();
421 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
422
423 // -XX:-InlineNatives disables nearly all intrinsics except the ones listed in
424 // the following switch statement.
425 if (!InlineNatives) {
426 switch (id) {
427 case vmIntrinsics::_indexOfL:
428 case vmIntrinsics::_indexOfU:
429 case vmIntrinsics::_indexOfUL:
430 case vmIntrinsics::_indexOfIL:
431 case vmIntrinsics::_indexOfIU:
432 case vmIntrinsics::_indexOfIUL:
433 case vmIntrinsics::_indexOfU_char:
434 case vmIntrinsics::_compareToL:
435 case vmIntrinsics::_compareToU:
436 case vmIntrinsics::_compareToLU:
437 case vmIntrinsics::_compareToUL:
438 case vmIntrinsics::_equalsL:
439 case vmIntrinsics::_equalsU:
440 case vmIntrinsics::_equalsC:
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399 break;
400 default:
401 return false;
402 }
403 }
404
405 int vmIntrinsics::predicates_needed(vmIntrinsics::ID id) {
406 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
407 switch (id) {
408 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
409 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
410 case vmIntrinsics::_counterMode_AESCrypt:
411 return 1;
412 case vmIntrinsics::_digestBase_implCompressMB:
413 return 3;
414 default:
415 return 0;
416 }
417 }
418
419 bool vmIntrinsics::is_intrinsic_available(vmIntrinsics::ID id) {
420 return !DirectiveSet::is_intrinsic_disabled(id) &&
421 !vmIntrinsics::is_disabled_by_flags(id);
422 }
423
424 bool vmIntrinsics::is_disabled_by_flags(const methodHandle& method) {
425 vmIntrinsics::ID id = method->intrinsic_id();
426 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
427 return is_disabled_by_flags(id);
428 }
429
430 bool vmIntrinsics::is_disabled_by_flags(const vmIntrinsics::ID id) {
431 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
432
433 // -XX:-InlineNatives disables nearly all intrinsics except the ones listed in
434 // the following switch statement.
435 if (!InlineNatives) {
436 switch (id) {
437 case vmIntrinsics::_indexOfL:
438 case vmIntrinsics::_indexOfU:
439 case vmIntrinsics::_indexOfUL:
440 case vmIntrinsics::_indexOfIL:
441 case vmIntrinsics::_indexOfIU:
442 case vmIntrinsics::_indexOfIUL:
443 case vmIntrinsics::_indexOfU_char:
444 case vmIntrinsics::_compareToL:
445 case vmIntrinsics::_compareToU:
446 case vmIntrinsics::_compareToLU:
447 case vmIntrinsics::_compareToUL:
448 case vmIntrinsics::_equalsL:
449 case vmIntrinsics::_equalsU:
450 case vmIntrinsics::_equalsC:
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