768 }
769 }
770
771 if (!is_compiled_frame()) {
772 if (frame::callee_aggregate_return_pointer_words != 0) {
773 values.describe(frame_no, sp() + frame::callee_aggregate_return_pointer_sp_offset, "callee_aggregate_return_pointer_word");
774 }
775 for (int w = 0; w < frame::callee_register_argument_save_area_words; w++) {
776 values.describe(frame_no, sp() + frame::callee_register_argument_save_area_sp_offset + w,
777 err_msg("callee_register_argument_save_area_words %d", w));
778 }
779 }
780 }
781
782 #endif
783
784 intptr_t *frame::initial_deoptimization_info() {
785 // unused... but returns fp() to minimize changes introduced by 7087445
786 return fp();
787 }
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768 }
769 }
770
771 if (!is_compiled_frame()) {
772 if (frame::callee_aggregate_return_pointer_words != 0) {
773 values.describe(frame_no, sp() + frame::callee_aggregate_return_pointer_sp_offset, "callee_aggregate_return_pointer_word");
774 }
775 for (int w = 0; w < frame::callee_register_argument_save_area_words; w++) {
776 values.describe(frame_no, sp() + frame::callee_register_argument_save_area_sp_offset + w,
777 err_msg("callee_register_argument_save_area_words %d", w));
778 }
779 }
780 }
781
782 #endif
783
784 intptr_t *frame::initial_deoptimization_info() {
785 // unused... but returns fp() to minimize changes introduced by 7087445
786 return fp();
787 }
788
789 #ifndef PRODUCT
790 extern "C" void findpc(int x);
791
792 void frame::pd_ps() {
793 intptr_t* curr_sp = sp();
794 intptr_t* prev_sp = curr_sp - 1;
795 intptr_t *pc = NULL;
796 intptr_t *next_pc = NULL;
797 int count = 0;
798 tty->print_cr("register window backtrace from " INTPTR_FORMAT ":", p2i(curr_sp));
799 while (curr_sp != NULL && ((intptr_t)curr_sp & 7) == 0 && curr_sp > prev_sp && curr_sp < prev_sp+1000) {
800 pc = next_pc;
801 next_pc = (intptr_t*) curr_sp[I7->sp_offset_in_saved_window()];
802 tty->print("[%d] curr_sp=" INTPTR_FORMAT " pc=", count, p2i(curr_sp));
803 findpc((intptr_t)pc);
804 if (WizardMode && Verbose) {
805 // print register window contents also
806 tty->print_cr(" L0..L7: {"
807 INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " "
808 INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " ",
809 curr_sp[0+0], curr_sp[0+1], curr_sp[0+2], curr_sp[0+3],
810 curr_sp[0+4], curr_sp[0+5], curr_sp[0+6], curr_sp[0+7]);
811 tty->print_cr(" I0..I7: {"
812 INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " "
813 INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " " INTPTR_FORMAT " ",
814 curr_sp[8+0], curr_sp[8+1], curr_sp[8+2], curr_sp[8+3],
815 curr_sp[8+4], curr_sp[8+5], curr_sp[8+6], curr_sp[8+7]);
816 // (and print stack frame contents too??)
817
818 CodeBlob *b = CodeCache::find_blob((address) pc);
819 if (b != NULL) {
820 if (b->is_nmethod()) {
821 Method* m = ((nmethod*)b)->method();
822 int nlocals = m->max_locals();
823 int nparams = m->size_of_parameters();
824 tty->print_cr("compiled java method (locals = %d, params = %d)", nlocals, nparams);
825 }
826 }
827 }
828 prev_sp = curr_sp;
829 curr_sp = (intptr_t *)curr_sp[FP->sp_offset_in_saved_window()];
830 curr_sp = (intptr_t *)((intptr_t)curr_sp + STACK_BIAS);
831 count += 1;
832 }
833 if (curr_sp != NULL)
834 tty->print("[%d] curr_sp=" INTPTR_FORMAT " [bogus sp!]", count, p2i(curr_sp));
835 }
836
837 #endif // PRODUCT
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