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J. Duke 2007-12-01 00:00:00 +00:00
parent 686d76f772
commit 8153779ad3
2894 changed files with 911801 additions and 0 deletions
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74
hotspot/src/cpu/sparc/vm/debug_sparc.cpp Normal file
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/*
* Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
#include "incls/_precompiled.incl"
#include "incls/_debug_sparc.cpp.incl"
#ifndef PRODUCT
extern "C" void findpc(int x);
void pd_ps(frame f) {
intptr_t* sp = f.sp();
intptr_t* prev_sp = sp - 1;
intptr_t *pc = NULL;
intptr_t *next_pc = NULL;
int count = 0;
tty->print("register window backtrace from %#x:\n", sp);
while (sp != NULL && ((intptr_t)sp & 7) == 0 && sp > prev_sp && sp < prev_sp+1000) {
pc = next_pc;
next_pc = (intptr_t*) sp[I7->sp_offset_in_saved_window()];
tty->print("[%d] sp=%#x pc=", count, sp);
findpc((intptr_t)pc);
if (WizardMode && Verbose) {
// print register window contents also
tty->print_cr(" L0..L7: {%#x %#x %#x %#x %#x %#x %#x %#x}",
sp[0+0],sp[0+1],sp[0+2],sp[0+3],
sp[0+4],sp[0+5],sp[0+6],sp[0+7]);
tty->print_cr(" I0..I7: {%#x %#x %#x %#x %#x %#x %#x %#x}",
sp[8+0],sp[8+1],sp[8+2],sp[8+3],
sp[8+4],sp[8+5],sp[8+6],sp[8+7]);
// (and print stack frame contents too??)
CodeBlob *b = CodeCache::find_blob((address) pc);
if (b != NULL) {
if (b->is_nmethod()) {
methodOop m = ((nmethod*)b)->method();
int nlocals = m->max_locals();
int nparams = m->size_of_parameters();
tty->print_cr("compiled java method (locals = %d, params = %d)", nlocals, nparams);
}
}
}
prev_sp = sp;
sp = (intptr_t *)sp[FP->sp_offset_in_saved_window()];
sp = (intptr_t *)((intptr_t)sp + STACK_BIAS);
count += 1;
}
if (sp != NULL)
tty->print("[%d] sp=%#x [bogus sp!]", count, sp);
}
#endif // PRODUCT