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comparison src/share/vm/classfile/javaClasses.hpp @ 3820:0b80db433fcb

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7046490: Preallocated OOME objects should obey Throwable stack trace protocol Summary: Update the OOME stacktrace to contain Throwable.UNASSIGNED_STACK when the backtrace is filled in Reviewed-by: mchung, phh
author dholmes
date Fri, 22 Jul 2011 00:29:01 -0700
parents ddd894528dbc
children c26de9aef2ed
comparison
equal deleted inserted replaced
3819:bcc6475bc68f 3820:0b80db433fcb
391 hc_backtrace_offset = 0, 391 hc_backtrace_offset = 0,
392 hc_detailMessage_offset = 1, 392 hc_detailMessage_offset = 1,
393 hc_cause_offset = 2, // New since 1.4 393 hc_cause_offset = 2, // New since 1.4
394 hc_stackTrace_offset = 3 // New since 1.4 394 hc_stackTrace_offset = 3 // New since 1.4
395 }; 395 };
396 enum {
397 hc_static_unassigned_stacktrace_offset = 0 // New since 1.7
398 };
396 // Trace constants 399 // Trace constants
397 enum { 400 enum {
398 trace_methods_offset = 0, 401 trace_methods_offset = 0,
399 trace_bcis_offset = 1, 402 trace_bcis_offset = 1,
400 trace_next_offset = 2, 403 trace_next_offset = 2,
404 407
405 static int backtrace_offset; 408 static int backtrace_offset;
406 static int detailMessage_offset; 409 static int detailMessage_offset;
407 static int cause_offset; 410 static int cause_offset;
408 static int stackTrace_offset; 411 static int stackTrace_offset;
412 static int static_unassigned_stacktrace_offset;
409 413
410 // Printing 414 // Printing
411 static char* print_stack_element_to_buffer(methodOop method, int bci); 415 static char* print_stack_element_to_buffer(methodOop method, int bci);
412 static void print_to_stream(Handle stream, const char* str); 416 static void print_to_stream(Handle stream, const char* str);
413 // StackTrace (programmatic access, new since 1.4) 417 // StackTrace (programmatic access, new since 1.4)
414 static void clear_stacktrace(oop throwable); 418 static void clear_stacktrace(oop throwable);
415 // No stack trace available 419 // No stack trace available
416 static const char* no_stack_trace_message(); 420 static const char* no_stack_trace_message();
421 // Stacktrace (post JDK 1.7.0 to allow immutability protocol to be followed)
422 static void set_stacktrace(oop throwable, oop st_element_array);
423 static oop unassigned_stacktrace();
417 424
418 public: 425 public:
419 // Backtrace 426 // Backtrace
420 static oop backtrace(oop throwable); 427 static oop backtrace(oop throwable);
421 static void set_backtrace(oop throwable, oop value); 428 static void set_backtrace(oop throwable, oop value);
436 443
437 // Allocate space for backtrace (created but stack trace not filled in) 444 // Allocate space for backtrace (created but stack trace not filled in)
438 static void allocate_backtrace(Handle throwable, TRAPS); 445 static void allocate_backtrace(Handle throwable, TRAPS);
439 // Fill in current stack trace for throwable with preallocated backtrace (no GC) 446 // Fill in current stack trace for throwable with preallocated backtrace (no GC)
440 static void fill_in_stack_trace_of_preallocated_backtrace(Handle throwable); 447 static void fill_in_stack_trace_of_preallocated_backtrace(Handle throwable);
441
442 // Fill in current stack trace, can cause GC 448 // Fill in current stack trace, can cause GC
443 static void fill_in_stack_trace(Handle throwable, methodHandle method, TRAPS); 449 static void fill_in_stack_trace(Handle throwable, methodHandle method, TRAPS);
444 static void fill_in_stack_trace(Handle throwable, methodHandle method = methodHandle()); 450 static void fill_in_stack_trace(Handle throwable, methodHandle method = methodHandle());
445 // Programmatic access to stack trace 451 // Programmatic access to stack trace
446 static oop get_stack_trace_element(oop throwable, int index, TRAPS); 452 static oop get_stack_trace_element(oop throwable, int index, TRAPS);