Mercurial > hg > graal-compiler
comparison src/cpu/sparc/vm/debug_sparc.cpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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-1:000000000000 | 0:a61af66fc99e |
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1 /* | |
2 * Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 #include "incls/_precompiled.incl" | |
26 #include "incls/_debug_sparc.cpp.incl" | |
27 | |
28 #ifndef PRODUCT | |
29 | |
30 extern "C" void findpc(int x); | |
31 | |
32 | |
33 void pd_ps(frame f) { | |
34 intptr_t* sp = f.sp(); | |
35 intptr_t* prev_sp = sp - 1; | |
36 intptr_t *pc = NULL; | |
37 intptr_t *next_pc = NULL; | |
38 int count = 0; | |
39 tty->print("register window backtrace from %#x:\n", sp); | |
40 while (sp != NULL && ((intptr_t)sp & 7) == 0 && sp > prev_sp && sp < prev_sp+1000) { | |
41 pc = next_pc; | |
42 next_pc = (intptr_t*) sp[I7->sp_offset_in_saved_window()]; | |
43 tty->print("[%d] sp=%#x pc=", count, sp); | |
44 findpc((intptr_t)pc); | |
45 if (WizardMode && Verbose) { | |
46 // print register window contents also | |
47 tty->print_cr(" L0..L7: {%#x %#x %#x %#x %#x %#x %#x %#x}", | |
48 sp[0+0],sp[0+1],sp[0+2],sp[0+3], | |
49 sp[0+4],sp[0+5],sp[0+6],sp[0+7]); | |
50 tty->print_cr(" I0..I7: {%#x %#x %#x %#x %#x %#x %#x %#x}", | |
51 sp[8+0],sp[8+1],sp[8+2],sp[8+3], | |
52 sp[8+4],sp[8+5],sp[8+6],sp[8+7]); | |
53 // (and print stack frame contents too??) | |
54 | |
55 CodeBlob *b = CodeCache::find_blob((address) pc); | |
56 if (b != NULL) { | |
57 if (b->is_nmethod()) { | |
58 methodOop m = ((nmethod*)b)->method(); | |
59 int nlocals = m->max_locals(); | |
60 int nparams = m->size_of_parameters(); | |
61 tty->print_cr("compiled java method (locals = %d, params = %d)", nlocals, nparams); | |
62 } | |
63 } | |
64 } | |
65 prev_sp = sp; | |
66 sp = (intptr_t *)sp[FP->sp_offset_in_saved_window()]; | |
67 sp = (intptr_t *)((intptr_t)sp + STACK_BIAS); | |
68 count += 1; | |
69 } | |
70 if (sp != NULL) | |
71 tty->print("[%d] sp=%#x [bogus sp!]", count, sp); | |
72 } | |
73 | |
74 #endif // PRODUCT |