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comparison src/cpu/sparc/vm/stubGenerator_sparc.cpp @ 3937:c565834fb592

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7088020: SEGV in JNIHandleBlock::release_block Reviewed-by: kvn, twisti
author never
date Sat, 10 Sep 2011 00:11:04 -0700
parents 2f9b79ddb05c
children a92cdbac8b9e
comparison
equal deleted inserted replaced
3936:2c24ef16533d 3937:c565834fb592
434 // properly traversed and ignored during GC, so we change the meaning of the "__" 434 // properly traversed and ignored during GC, so we change the meaning of the "__"
435 // macro within this method. 435 // macro within this method.
436 #undef __ 436 #undef __
437 #define __ masm-> 437 #define __ masm->
438 438
439 address generate_throw_exception(const char* name, address runtime_entry, bool restore_saved_exception_pc, 439 address generate_throw_exception(const char* name, address runtime_entry,
440 Register arg1 = noreg, Register arg2 = noreg) { 440 Register arg1 = noreg, Register arg2 = noreg) {
441 #ifdef ASSERT 441 #ifdef ASSERT
442 int insts_size = VerifyThread ? 1 * K : 600; 442 int insts_size = VerifyThread ? 1 * K : 600;
443 #else 443 #else
444 int insts_size = VerifyThread ? 1 * K : 256; 444 int insts_size = VerifyThread ? 1 * K : 256;
459 // sites, the implicit exception is taken before the callee frame 459 // sites, the implicit exception is taken before the callee frame
460 // is pushed. 460 // is pushed.
461 __ save_frame(0); 461 __ save_frame(0);
462 462
463 int frame_complete = __ offset(); 463 int frame_complete = __ offset();
464
465 if (restore_saved_exception_pc) {
466 __ ld_ptr(G2_thread, JavaThread::saved_exception_pc_offset(), I7);
467 __ sub(I7, frame::pc_return_offset, I7);
468 }
469 464
470 // Note that we always have a runtime stub frame on the top of stack by this point 465 // Note that we always have a runtime stub frame on the top of stack by this point
471 Register last_java_sp = SP; 466 Register last_java_sp = SP;
472 // 64-bit last_java_sp is biased! 467 // 64-bit last_java_sp is biased!
473 __ set_last_Java_frame(last_java_sp, G0); 468 __ set_last_Java_frame(last_java_sp, G0);
3416 // stub expects the required and actual type to already be in O1 3411 // stub expects the required and actual type to already be in O1
3417 // and O2 respectively. 3412 // and O2 respectively.
3418 StubRoutines::_throw_WrongMethodTypeException_entry = 3413 StubRoutines::_throw_WrongMethodTypeException_entry =
3419 generate_throw_exception("WrongMethodTypeException throw_exception", 3414 generate_throw_exception("WrongMethodTypeException throw_exception",
3420 CAST_FROM_FN_PTR(address, SharedRuntime::throw_WrongMethodTypeException), 3415 CAST_FROM_FN_PTR(address, SharedRuntime::throw_WrongMethodTypeException),
3421 false, G5_method_type, G3_method_handle); 3416 G5_method_type, G3_method_handle);
3422 } 3417 }
3423 3418
3424 3419
3425 void generate_all() { 3420 void generate_all() {
3426 // Generates all stubs and initializes the entry points 3421 // Generates all stubs and initializes the entry points
3427 3422
3428 // Generate partial_subtype_check first here since its code depends on 3423 // Generate partial_subtype_check first here since its code depends on
3429 // UseZeroBaseCompressedOops which is defined after heap initialization. 3424 // UseZeroBaseCompressedOops which is defined after heap initialization.
3430 StubRoutines::Sparc::_partial_subtype_check = generate_partial_subtype_check(); 3425 StubRoutines::Sparc::_partial_subtype_check = generate_partial_subtype_check();
3431 // These entry points require SharedInfo::stack0 to be set up in non-core builds 3426 // These entry points require SharedInfo::stack0 to be set up in non-core builds
3432 StubRoutines::_throw_AbstractMethodError_entry = generate_throw_exception("AbstractMethodError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_AbstractMethodError), false); 3427 StubRoutines::_throw_AbstractMethodError_entry = generate_throw_exception("AbstractMethodError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_AbstractMethodError));
3433 StubRoutines::_throw_IncompatibleClassChangeError_entry= generate_throw_exception("IncompatibleClassChangeError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_IncompatibleClassChangeError), false); 3428 StubRoutines::_throw_IncompatibleClassChangeError_entry= generate_throw_exception("IncompatibleClassChangeError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_IncompatibleClassChangeError));
3434 StubRoutines::_throw_ArithmeticException_entry = generate_throw_exception("ArithmeticException throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_ArithmeticException), true); 3429 StubRoutines::_throw_NullPointerException_at_call_entry= generate_throw_exception("NullPointerException at call throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_NullPointerException_at_call));
3435 StubRoutines::_throw_NullPointerException_entry = generate_throw_exception("NullPointerException throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_NullPointerException), true); 3430 StubRoutines::_throw_StackOverflowError_entry = generate_throw_exception("StackOverflowError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_StackOverflowError));
3436 StubRoutines::_throw_NullPointerException_at_call_entry= generate_throw_exception("NullPointerException at call throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_NullPointerException_at_call), false);
3437 StubRoutines::_throw_StackOverflowError_entry = generate_throw_exception("StackOverflowError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_StackOverflowError), false);
3438 3431
3439 StubRoutines::_handler_for_unsafe_access_entry = 3432 StubRoutines::_handler_for_unsafe_access_entry =
3440 generate_handler_for_unsafe_access(); 3433 generate_handler_for_unsafe_access();
3441 3434
3442 // support for verify_oop (must happen after universe_init) 3435 // support for verify_oop (must happen after universe_init)