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Author: aoliva
Update of /cvs/dist/rpms/gdb/devel
In directory cvs.devel.redhat.com:/tmp/cvs-serv15135/gdb-devel
Modified Files:
gdb-6.3-prelink-core-20060223.patch gdb.spec
Added Files:
gdb-6.3-augmS-20060303.patch gdb-6.3-cfaval-20060303.patch
Log Message:
* Fri Mar 3 2006 Alexandre Oliva <aoliva at redhat.com> - 6.3.0.0-1.111
- Add support for "S" augmentation for signal stack frames.
- Add support for CFA value expressions and encodings.
- Various improvements to the prelink test.
gdb-6.3-augmS-20060303.patch:
dwarf2-frame.c | 34 +++++
dwarf2-frame.h | 8 +
testsuite/gdb.dwarf2/signal-augm.S | 207 +++++++++++++++++++++++++++++++++++
testsuite/gdb.dwarf2/signal-augm.c | 198 +++++++++++++++++++++++++++++++++
testsuite/gdb.dwarf2/signal-augm.exp | 77 +++++++++++++
5 files changed, 521 insertions(+), 3 deletions(-)
--- NEW FILE gdb-6.3-augmS-20060303.patch ---
for gdb/ChangeLog
2006-03-03 Alexandre Oliva <aoliva at redhat.com>
* dwarf2-frame.c (struct dwarf2_cie): Add signal_frame field.
(dwarf2_frame_sniffer): Use it.
(decode_frame_entry_1): Set it according to augmentation "S".
2004-11-07 Daniel Jacobowitz <dan at debian.org>
* dwarf2-frame.c (struct dwarf2_frame_ops): Add signal_frame_p.
(dwarf2_frame_set_signal_frame_p, dwarf2_frame_signal_frame_p)
(dwarf2_signal_frame_unwind): New.
(dwarf2_frame_sniffer): Use dwarf2_frame_signal_frame_p.
* dwarf2-frame.h (dwarf2_frame_set_signal_frame_p): New prototype.
for gdb/testsuite/ChangeLog
2006-03-03 Alexandre Oliva <aoliva at redhat.com>
* gdb.dwarf2/signal-augm.exp: New test.
* gdb.dwarf2/signal-augm.c, gdb.dwarf2/signal-augm.S: Its sources.
Index: gdb-6.3/gdb/dwarf2-frame.c
===================================================================
--- gdb-6.3.orig/gdb/dwarf2-frame.c 2006-02-14 17:21:07.000000000 -0200
+++ gdb-6.3/gdb/dwarf2-frame.c 2006-03-03 13:48:20.000000000 -0300
@@ -69,6 +69,9 @@ struct dwarf2_cie
/* True if a 'z' augmentation existed. */
unsigned char saw_z_augmentation;
+ /* True if an 'S' augmentation existed. */
+ unsigned char signal_frame;
+
struct dwarf2_cie *next;
};
@@ -849,10 +852,20 @@ dwarf2_frame_sniffer (struct frame_info
function. frame_pc_unwind(), for a no-return next function, can
end up returning something past the end of this function's body. */
CORE_ADDR block_addr = frame_unwind_address_in_block (next_frame);
- if (dwarf2_frame_find_fde (&block_addr))
- return &dwarf2_frame_unwind;
+ struct dwarf2_fde *fde = dwarf2_frame_find_fde (&block_addr);
+ if (!fde)
+ return NULL;
- return NULL;
+ /* On some targets, signal trampolines may have unwind information.
+ We need to recognize them so that we set the frame type
+ correctly. */
+
+ if (fde->cie->signal_frame
+ || dwarf2_frame_signal_frame_p (get_frame_arch (next_frame),
+ next_frame))
+ return &dwarf2_signal_frame_unwind;
+
+ return &dwarf2_frame_unwind;
}
@@ -1296,6 +1309,10 @@ decode_frame_entry_1 (struct comp_unit *
depends on the target address size. */
cie->encoding = DW_EH_PE_absptr;
+ /* We'll determine the final value later, but we need to
+ initialize it conservatively. */
+ cie->signal_frame = 0;
+
/* Check version number. */
cie_version = read_1_byte (unit->abfd, buf);
if (cie_version != 1 && cie_version != 3)
@@ -1373,6 +1390,17 @@ decode_frame_entry_1 (struct comp_unit *
augmentation++;
}
+ /* "S" indicates a signal frame, such that the return
+ address must not be decremented to locate the call frame
+ info for the previous frame; it might even be the first
+ instruction of a function, so decrementing it would take
+ us to a different function. */
+ else if (*augmentation == 'S')
+ {
+ cie->signal_frame = 1;
+ augmentation++;
+ }
+
/* Otherwise we have an unknown augmentation.
Bail out unless we saw a 'z' prefix. */
else
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.S 2006-03-03 13:31:10.000000000 -0300
@@ -0,0 +1,207 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2006 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Written by Jakub Jelinek, as testcase for GCC PR 26208. */
+
+ .globl fn3
+ .type fn3, @function
+#ifdef __powerpc64__
+ .section ".opd","aw"
+ .align 3
+fn3:
+ .quad .L.fn3,.TOC. at tocbase,0
+ .text
+.L.fn3:
+#else
+ .text
+ .p2align 4,,15
+fn3:
+#endif
+ .cfi_startproc
+#if defined __x86_64__
+ movl $10, %eax
+ movl $11, %ecx
+1: pushq %rax
+ .cfi_adjust_cfa_offset 8
+ pushq %rcx
+ .cfi_adjust_cfa_offset 8
+ popq %rax
+ .cfi_adjust_cfa_offset -8
+ popq %rcx
+ .cfi_adjust_cfa_offset -8
+ pushq %rax
+ .cfi_adjust_cfa_offset 8
+ pushq %rcx
+ .cfi_adjust_cfa_offset 8
+ popq %rax
+ .cfi_adjust_cfa_offset -8
+ popq %rcx
+ .cfi_adjust_cfa_offset -8
+ pushq %rax
+ .cfi_adjust_cfa_offset 8
+ pushq %rcx
+ .cfi_adjust_cfa_offset 8
+ popq %rax
+ .cfi_adjust_cfa_offset -8
+ popq %rcx
+ .cfi_adjust_cfa_offset -8
+ pushq %rax
+ .cfi_adjust_cfa_offset 8
+ pushq %rcx
+ .cfi_adjust_cfa_offset 8
+ popq %rax
+ .cfi_adjust_cfa_offset -8
+ popq %rcx
+ .cfi_adjust_cfa_offset -8
+ jmp 1b
+#elif defined __i386__
+ movl $10, %eax
+ movl $11, %ecx
+1: pushl %eax
+ .cfi_adjust_cfa_offset 4
+ pushl %ecx
+ .cfi_adjust_cfa_offset 4
+ popl %eax
+ .cfi_adjust_cfa_offset -4
+ popl %ecx
+ .cfi_adjust_cfa_offset -4
+ pushl %eax
+ .cfi_adjust_cfa_offset 4
+ pushl %ecx
+ .cfi_adjust_cfa_offset 4
+ popl %eax
+ .cfi_adjust_cfa_offset -4
+ popl %ecx
+ .cfi_adjust_cfa_offset -4
+ pushl %eax
+ .cfi_adjust_cfa_offset 4
+ pushl %ecx
+ .cfi_adjust_cfa_offset 4
+ popl %eax
+ .cfi_adjust_cfa_offset -4
+ popl %ecx
+ .cfi_adjust_cfa_offset -4
+ pushl %eax
+ .cfi_adjust_cfa_offset 4
+ pushl %ecx
+ .cfi_adjust_cfa_offset 4
+ popl %eax
+ .cfi_adjust_cfa_offset -4
+ popl %ecx
+ .cfi_adjust_cfa_offset -4
+ jmp 1b
+#elif defined __powerpc64__
+ mflr 0
+ mr 9,1
+ std 0,16(1)
+ .cfi_offset lr, 8
+ bl 1f
+1: stdu 1,-64(1)
+ .cfi_adjust_cfa_offset 64
+ stdu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ stdu 1,-64(1)
+ .cfi_adjust_cfa_offset 64
+ stdu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ b 1b
+#elif defined __powerpc__
+ mflr 0
+ mr 9,1
+ stwu 1,-16(1)
+ .cfi_adjust_cfa_offset 16
+ stw 0,20(1)
+ .cfi_offset lr, 4
+ bl 1f
+1: stwu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ stwu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ stwu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ stwu 9,-64(1)
+ .cfi_adjust_cfa_offset 64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ addi 1,1,64
+ .cfi_adjust_cfa_offset -64
+ b 1b
+#elif defined __s390x__
+ stmg %r14,%r15,112(%r15)
+ .cfi_offset %r14, -48
+ .cfi_offset %r15, -40
+ lghi %r14,6
+1: aghi %r15,-160
+ .cfi_adjust_cfa_offset 160
+ aghi %r15,-160
+ .cfi_adjust_cfa_offset 160
+ aghi %r15,160
+ .cfi_adjust_cfa_offset -160
+ aghi %r15,160
+ .cfi_adjust_cfa_offset -160
+ aghi %r15,-160
+ .cfi_adjust_cfa_offset 160
+ aghi %r15,-160
+ .cfi_adjust_cfa_offset 160
+ aghi %r15,160
+ .cfi_adjust_cfa_offset -160
+ aghi %r15,160
+ .cfi_adjust_cfa_offset -160
+ j 1b
+#elif defined __s390__
+ stm %r14,%r15,56(%r15)
+ .cfi_offset %r14, -40
+ .cfi_offset %r15, -36
+ lgi %r14,6
+1: ahi %r15,-96
+ .cfi_adjust_cfa_offset 96
+ ahi %r15,-96
+ .cfi_adjust_cfa_offset 96
+ ahi %r15,96
+ .cfi_adjust_cfa_offset -96
+ ahi %r15,96
+ .cfi_adjust_cfa_offset -96
+ ahi %r15,-96
+ .cfi_adjust_cfa_offset 96
+ ahi %r15,-96
+ .cfi_adjust_cfa_offset 96
+ ahi %r15,96
+ .cfi_adjust_cfa_offset -96
+ ahi %r15,96
+ .cfi_adjust_cfa_offset -96
+ j 1b
+#endif
+ .cfi_endproc
+#ifdef __powerpc64__
+ .size fn3, . - .L.fn3
+#else
+ .size fn3, .-fn3
+#endif
+ .section .note.GNU-stack,"", at progbits
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.c 2006-03-03 13:31:10.000000000 -0300
@@ -0,0 +1,198 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2006 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Written by Jakub Jelinek, as testcase for GCC PR 26208. GDB does
+ not need all of it, since all we do is to try to recognize signal
+ stack frames. If the compiler does not support the S augmentation
+ used to denote stack frames, and GDB does not otherwise recognize
+ stack frames, the test fails. */
+
+#include <unwind.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+#include <stdio.h>
+#include <pthread.h>
+#include <unistd.h>
+#include <sys/wait.h>
+#include <sys/syscall.h>
+
+static _Unwind_Reason_Code
+force_unwind_stop (int version, _Unwind_Action actions,
+ _Unwind_Exception_Class exc_class,
+ struct _Unwind_Exception *exc_obj,
+ struct _Unwind_Context *context,
+ void *stop_parameter)
+{
+ if (actions & _UA_END_OF_STACK)
+ abort ();
+ return _URC_NO_REASON;
+}
+
+static void
+force_unwind ()
+{
+ struct _Unwind_Exception *exc = malloc (sizeof (*exc));
+ memset (&exc->exception_class, 0, sizeof (exc->exception_class));
+ exc->exception_cleanup = 0;
+
+#ifndef __USING_SJLJ_EXCEPTIONS__
+ _Unwind_ForcedUnwind (exc, force_unwind_stop, 0);
+#else
+ _Unwind_SjLj_ForcedUnwind (exc, force_unwind_stop, 0);
+#endif
+
+ abort ();
+}
+
+int count;
+
+static void
+counter (void *p __attribute__((unused)))
+{
+ ++count;
+}
+
+static void
+handler (void *p __attribute__((unused)))
+{
+ if (count != 2)
+ abort ();
+ _exit (0);
+}
+
+static int __attribute__((noinline))
+fn5 (void)
+{
+ char dummy __attribute__((cleanup (counter)));
+ force_unwind ();
+ return 0;
+}
+
+static void
+fn4 (int sig, siginfo_t *info, void *ctx)
+{
+ char dummy __attribute__((cleanup (counter)));
+ fn5 ();
+}
+
+extern void fn3 (long a, long b, long c, long d, long e, long f, long g);
+
+static int __attribute__((noinline))
+fn2 (void)
+{
+ fn3 (1, 2, 3, 4, 5, 6, 7);
+ return 0;
+}
+
+static int __attribute__((noinline))
+fn1 (void)
+{
+#if defined __i386__ && defined SIGACTION_DIRECT_SYSCALL
+ struct i386_kernel_sigaction
+ {
+ void (*k_sa_handler) (int, siginfo_t *, void *);
+ unsigned long k_sa_flags;
+ void (*sa_restorer) (void);
+ unsigned long long k_sa_mask;
+ } s;
+ extern void __cleanup12_rt_sigreturn (void);
+ s.k_sa_handler = fn4;
+ s.k_sa_mask = 0;
+ s.k_sa_flags = 0x4000000 | SA_RESETHAND | SA_SIGINFO;
+ s.sa_restorer = __cleanup12_rt_sigreturn;
+ asm volatile (".subsection 1; nop; __cleanup12_rt_sigreturn:"
+ "movl %0, %%eax; int $0x80; .previous"
+ : : "i" (__NR_rt_sigreturn));
+ syscall (SYS_rt_sigaction, SIGUSR1, &s, NULL, 8);
+#else
+ struct sigaction s;
+ sigemptyset (&s.sa_mask);
+ s.sa_sigaction = fn4;
+ s.sa_flags = SA_RESETHAND | SA_SIGINFO;
+ sigaction (SIGUSR1, &s, NULL);
+#endif
+ fn2 ();
+ return 0;
+}
+
+static void *
+tf (void *arg)
+{
+ char dummy __attribute__((cleanup (handler)));
+ (void) arg;
+ fn1 ();
+ return 0;
+}
+
+void
+do_test (void)
+{
+ pthread_t th;
+ struct timespec ts;
+ if (pthread_create (&th, 0, tf, 0))
+ {
+ fputs ("pthread_create failed\n", stderr);
+ _exit (1);
+ }
+ ts.tv_sec = 1;
+ ts.tv_nsec = 0;
+ nanosleep (&ts, NULL);
+ if (pthread_kill (th, SIGUSR1))
+ {
+ fputs ("pthread_kill failed\n", stderr);
+ _exit (1);
+ }
+ ts.tv_sec = 3;
+ ts.tv_nsec = 0;
+ nanosleep (&ts, NULL);
+ _exit (1);
+}
+
+int
+main (int argc, char **argv)
+{
+ int i, failures = 0, status;
+ if (argc == 2 && strcmp (argv[1], "-d") == 0)
+ do_test ();
+ else
+ for (i = 0; i < 50; i++)
+ {
+ pid_t pid = fork ();
+ if (pid < 0)
+ {
+ perror ("fork");
+ failures++;
+ }
+ else if (pid == 0)
+ do_test ();
+ else if (waitpid (pid, &status, 0) < 0)
+ {
+ perror ("waitpid");
+ failures++;
+ }
+ else if (! WIFEXITED (status) || WEXITSTATUS (status))
+ {
+ fprintf (stderr, "Failure in round %d\n", i);
+ failures++;
+ }
+ }
+ if (failures)
+ abort ();
+ return 0;
+}
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.exp
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/signal-augm.exp 2006-03-03 13:31:10.000000000 -0300
@@ -0,0 +1,77 @@
+# Copyright 2006 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb at prep.ai.mit.edu
+
+# This file was written by Alexandre Oliva <aoliva at redhat.com>
+
+if $tracelevel then {
+ strace $tracelevel
+ }
+
+set prms_id 0
+set bug_id 0
+
+# signal-augm.S needs hand-coded assembly
+if {![istarget i*86-*-linux*]
+ && ![istarget x86_64-*-linux*]
+ && ![istarget powerpc*-*-linux*]
+ && ![istarget s390*-*-linux*]} {
+ return -1;
+}
+
+if [get_compiler_info "ignored"] {
+ return -1
+}
+
+if {$gcc_compiled == 0} {
+ return -1
+}
+
+set testfile "signal-augm"
+
+set srcbasename ${srcdir}/${subdir}/${testfile}
+set binfile ${objdir}/${subdir}/${testfile}
+if { [gdb_compile "${srcbasename}.c ${srcbasename}.S" "${binfile}" executable [list debug "additional_flags=-pthread -fexceptions -fnon-call-exceptions -fasynchronous-unwind-tables -O2"]] != ""} {
+ return -1;
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+if [target_info exists gdb_stub] {
+ gdb_step_for_stub;
+}
+
+gdb_test "break fn5" "Breakpoint.*at.*" "breakpoint fn5"
+
+set test "stop at fn5"
+gdb_test_multiple "run -d" "$test" {
+ -re "received signal" {
+ send_gdb "continue\n"
+ }
+ -re "Breakpoint 1" {
+ pass "$test"
+ }
+}
+
+gdb_test "backtrace" ".*\#0 .* fn5 .*\#1 .* fn4 .*\#2 .*signal handler.*\#3 .* fn3 .*\#4 .* fn2 .*\#5 .* fn1 .*\#6 .* tf.*" "$test"
+
+return 0
+
Index: gdb-6.3/gdb/dwarf2-frame.h
===================================================================
--- gdb-6.3.orig/gdb/dwarf2-frame.h 2006-02-14 17:21:06.000000000 -0200
+++ gdb-6.3/gdb/dwarf2-frame.h 2006-03-03 13:45:42.000000000 -0300
@@ -84,6 +84,14 @@ extern void dwarf2_frame_set_init_reg (s
void (*init_reg) (struct gdbarch *, int,
struct dwarf2_frame_state_reg *));
+/* Set the architecture-specific signal trampoline recognition
+ function for GDBARCH to SIGNAL_FRAME_P. */
+
+extern void
+ dwarf2_frame_set_signal_frame_p (struct gdbarch *gdbarch,
+ int (*signal_frame_p) (struct gdbarch *,
+ struct frame_info *));
+
/* Return the frame unwind methods for the function that contains PC,
or NULL if it can't be handled by DWARF CFI frame unwinder. */
gdb-6.3-cfaval-20060303.patch:
gdb/dwarf2-frame.c | 88 ++++++++++
gdb/dwarf2-frame.h | 4
gdb/testsuite/gdb.dwarf2/cfa-val-expr-1.c | 261 ++++++++++++++++++++++++++++++
gdb/testsuite/gdb.dwarf2/cfa-val-expr-2.c | 226 +++++++++++++++++++++++++
gdb/testsuite/gdb.dwarf2/cfa-val-expr.exp | 87 ++++++++++
gdb/valarith.c | 9 -
include/elf/dwarf2.h | 68 +++++++
7 files changed, 738 insertions(+), 5 deletions(-)
--- NEW FILE gdb-6.3-cfaval-20060303.patch ---
for include/elf/ChangeLog
2006-03-02 Ben Elliston <bje at au.ibm.com>
Import from the GCC tree:
2006-03-01 Jakub Jelinek <jakub at redhat.com>
* dwarf2.h (DW_TAG_condition, DW_TAG_shared_type): New constants
from DWARF 3.
(DW_AT_description, DW_AT_binary_scale, DW_AT_decimal_scale,
DW_AT_small, DW_AT_decimal_sign, DW_AT_digit_count,
DW_AT_picture_string, DW_AT_mutable, DW_AT_threads_scaled,
DW_AT_explicit, DW_AT_object_pointer, DW_AT_endianity,
DW_AT_elemental, DW_AT_pure, DW_AT_recursive): New.
(DW_OP_form_tls_address, DW_OP_call_frame_cfa, DW_OP_bit_piece): New.
(DW_ATE_packed_decimal, DW_ATE_numeric_string, DW_ATE_edited,
DW_ATE_signed_fixed, DW_ATE_unsigned_fixed): New.
(DW_DS_unsigned, DW_DS_leading_overpunch, DW_DS_trailing_overpunch,
DW_DS_leading_separate, DW_DS_trailing_separate): New.
(DW_END_default, DW_END_big, DW_END_little): New.
(DW_END_lo_user, DW_END_hi_user): Define.
(DW_LNE_lo_user, DW_LNE_hi_user): Define.
(DW_CFA_val_offset, DW_CFA_val_offset_sf, DW_CFA_val_expression): New.
(DW_LANG_PLI, DW_LANG_ObjC, DW_LANG_ObjC_plus_plus, DW_LANG_UPC,
DW_LANG_D): New.
2005-07-18 Ben Elliston <bje at au.ibm.com>
* dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float (now in
DWARF 3).
for gdb/ChangeLog
2006-03-03 Alexandre Oliva <aoliva at redhat.com>
* dwarf2-frame.h (enum dwarf2_frame_reg_rule): Add
DWARF2_FRAME_REG_SAVED_VAL_OFFSET and
DWARF2_FRAME_REG_SAVED_VAL_EXP.
* dwarf2-frame.c (execute_cfa_program): Handle val_offset,
val_offset_sf and val_expression.
(dwarf2_frame_prev_register): Handle the new reg rules.
2005-08-11 Andreas Schwab <schwab at suse.de>
PR exp/1978
* valarith.c (value_binop): Fix result type for the shift
operators.
for gdb/testsuite/ChangeLog
2006-03-03 Alexandre Oliva <aoliva at redhat.com>
* gdb.dwarf2/cfa-val-expr.exp: New test.
* gdb.dwarf2/cfa-val-expr-1.c, gdb.dwarf2/cfa-val-expr-2.c:
Its sources.
Index: gdb-6.3/gdb/dwarf2-frame.c
===================================================================
--- gdb-6.3.orig/gdb/dwarf2-frame.c 2006-03-03 13:51:53.000000000 -0300
+++ gdb-6.3/gdb/dwarf2-frame.c 2006-03-03 14:28:03.000000000 -0300
@@ -435,6 +435,34 @@ bad CFI data; mismatched DW_CFA_restore_
fs->regs.reg[reg].loc.offset = offset;
break;
+ case DW_CFA_val_offset:
+ insn_ptr = read_uleb128 (insn_ptr, insn_end, ®);
+ dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);
+ insn_ptr = read_uleb128 (insn_ptr, insn_end, &utmp);
+ offset = utmp * fs->data_align;
+ fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_VAL_OFFSET;
+ fs->regs.reg[reg].loc.offset = offset;
+ break;
+
+ case DW_CFA_val_offset_sf:
+ insn_ptr = read_uleb128 (insn_ptr, insn_end, ®);
+ dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);
+ insn_ptr = read_sleb128 (insn_ptr, insn_end, &offset);
+ offset *= fs->data_align;
+ fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_VAL_OFFSET;
+ fs->regs.reg[reg].loc.offset = offset;
+ break;
+
+ case DW_CFA_val_expression:
+ insn_ptr = read_uleb128 (insn_ptr, insn_end, ®);
+ dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);
+ insn_ptr = read_uleb128 (insn_ptr, insn_end, &utmp);
+ fs->regs.reg[reg].loc.exp = insn_ptr;
+ fs->regs.reg[reg].exp_len = utmp;
+ fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_VAL_EXP;
+ insn_ptr += utmp;
+ break;
+
case DW_CFA_def_cfa_sf:
insn_ptr = read_uleb128 (insn_ptr, insn_end, &fs->cfa_reg);
insn_ptr = read_sleb128 (insn_ptr, insn_end, &offset);
@@ -474,6 +502,10 @@ struct dwarf2_frame_ops
{
/* Pre-initialize the register state REG for register REGNUM. */
void (*init_reg) (struct gdbarch *, int, struct dwarf2_frame_state_reg *);
+
+ /* Check whether the frame preceding NEXT_FRAME will be a signal
+ trampoline. */
+ int (*signal_frame_p) (struct gdbarch *, struct frame_info *);
};
/* Default architecture-specific register state initialization
@@ -550,6 +582,33 @@ dwarf2_frame_init_reg (struct gdbarch *g
ops->init_reg (gdbarch, regnum, reg);
}
+
+/* Set the architecture-specific signal trampoline recognition
+ function for GDBARCH to SIGNAL_FRAME_P. */
+
+void
+dwarf2_frame_set_signal_frame_p (struct gdbarch *gdbarch,
+ int (*signal_frame_p) (struct gdbarch *,
+ struct frame_info *))
+{
+ struct dwarf2_frame_ops *ops = gdbarch_data (gdbarch, dwarf2_frame_data);
+
+ ops->signal_frame_p = signal_frame_p;
+}
+
+/* Query the architecture-specific signal frame recognizer for
+ NEXT_FRAME. */
+
+static int
+dwarf2_frame_signal_frame_p (struct gdbarch *gdbarch,
+ struct frame_info *next_frame)
+{
+ struct dwarf2_frame_ops *ops = gdbarch_data (gdbarch, dwarf2_frame_data);
+
+ if (ops->signal_frame_p == NULL)
+ return 0;
+ return ops->signal_frame_p (gdbarch, next_frame);
+}
struct dwarf2_frame_cache
@@ -797,6 +856,28 @@ dwarf2_frame_prev_register (struct frame
}
break;
+ case DWARF2_FRAME_REG_SAVED_VAL_OFFSET:
+ *optimizedp = 0;
+ *lvalp = not_lval;
+ *addrp = 0;
+ *realnump = -1;
+ if (valuep)
+ store_unsigned_integer (valuep, register_size (gdbarch, regnum),
+ cache->cfa + cache->reg[regnum].loc.offset);
+ break;
+
+ case DWARF2_FRAME_REG_SAVED_VAL_EXP:
+ *optimizedp = 0;
+ *lvalp = not_lval;
+ *addrp = 0;
+ *realnump = -1;
+ if (valuep)
+ store_unsigned_integer (valuep, register_size (gdbarch, regnum),
+ execute_stack_op (cache->reg[regnum].loc.exp,
+ cache->reg[regnum].exp_len,
+ next_frame, cache->cfa));
+ break;
+
case DWARF2_FRAME_REG_UNSPECIFIED:
/* GCC, in its infinite wisdom decided to not provide unwind
information for registers that are "same value". Since
@@ -845,6 +926,13 @@ static const struct frame_unwind dwarf2_
dwarf2_frame_prev_register
};
+static const struct frame_unwind dwarf2_signal_frame_unwind =
+{
+ SIGTRAMP_FRAME,
+ dwarf2_frame_this_id,
+ dwarf2_frame_prev_register
+};
+
const struct frame_unwind *
dwarf2_frame_sniffer (struct frame_info *next_frame)
{
Index: gdb-6.3/gdb/dwarf2-frame.h
===================================================================
--- gdb-6.3.orig/gdb/dwarf2-frame.h 2006-03-03 13:51:53.000000000 -0300
+++ gdb-6.3/gdb/dwarf2-frame.h 2006-03-03 13:51:55.000000000 -0300
@@ -55,6 +55,10 @@ enum dwarf2_frame_reg_rule
register. */
DWARF2_FRAME_REG_INDIRECT,
+ /* These are defined in Dwarf3. */
+ DWARF2_FRAME_REG_SAVED_VAL_OFFSET,
+ DWARF2_FRAME_REG_SAVED_VAL_EXP,
+
/* These aren't defined by the DWARF2 CFI specification, but are
used internally by GDB. These should be superseeded by
REG_INDIRECT. */
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr-1.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr-1.c 2006-03-03 13:51:55.000000000 -0300
@@ -0,0 +1,261 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2006 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Written by Jakub Jelinek, as testcase for Dwarf3 value expression
+ support in GCC unwinders. GDB does not need all of it, since all
+ we do is to try to get correct backtraces. No compiler or binutils
+ support is required. */
+
+/* Test complex CFA value expressions. */
+
+#include <unwind.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static _Unwind_Reason_Code
+force_unwind_stop (int version, _Unwind_Action actions,
+ _Unwind_Exception_Class exc_class,
+ struct _Unwind_Exception *exc_obj,
+ struct _Unwind_Context *context,
+ void *stop_parameter)
+{
+ if (actions & _UA_END_OF_STACK)
+ abort ();
+ return _URC_NO_REASON;
+}
+
+static void
+force_unwind ()
+{
+ struct _Unwind_Exception *exc = malloc (sizeof (*exc));
+ memset (&exc->exception_class, 0, sizeof (exc->exception_class));
+ exc->exception_cleanup = 0;
+
+ _Unwind_ForcedUnwind (exc, force_unwind_stop, 0);
+ abort ();
+}
+
+int count;
+
+static void
+counter (void *p __attribute__((unused)))
+{
+ ++count;
+}
+
+static void
+handler (void *p __attribute__((unused)))
+{
+ if (count != 2)
+ abort ();
+ _exit (0);
+}
+
+static int __attribute__((noinline))
+fn5 (void)
+{
+ char dummy __attribute__((cleanup (counter)));
+ force_unwind ();
+ return 0;
+}
+
+void
+bar (void)
+{
+ char dummy __attribute__((cleanup (counter)));
+ fn5 ();
+}
+
+void __attribute__((noinline))
+foo (int x)
+{
+ char buf[256];
+#ifdef __i386__
+ __asm (
+ "testl %0, %0\n\t"
+ "jnz 1f\n\t"
+ ".subsection 1\n\t"
+ ".type _L_mutex_lock_%=, @function\n"
+"_L_mutex_lock_%=:\n"
+"1:\t" "leal %1, %%ecx\n"
+"2:\t" "call bar\n"
+"3:\t" "jmp 18f\n"
+"4:\t" ".size _L_mutex_lock_%=, .-_L_mutex_lock_%=\n\t"
+ ".previous\n\t"
+ ".section .eh_frame,\"a\", at progbits\n"
+"5:\t" ".long 7f-6f # Length of Common Information Entry\n"
+"6:\t" ".long 0x0 # CIE Identifier Tag\n\t"
+ ".byte 0x1 # CIE Version\n\t"
+ ".ascii \"zR\\0\" # CIE Augmentation\n\t"
+ ".uleb128 0x1 # CIE Code Alignment Factor\n\t"
+ ".sleb128 -4 # CIE Data Alignment Factor\n\t"
+ ".byte 0x8 # CIE RA Column\n\t"
+ ".uleb128 0x1 # Augmentation size\n\t"
+ ".byte 0x1b # FDE Encoding (pcrel sdata4)\n\t"
+ ".byte 0xc # DW_CFA_def_cfa\n\t"
+ ".uleb128 0x4\n\t"
+ ".uleb128 0x0\n\t"
+ ".align 4\n"
+"7:\t" ".long 17f-8f # FDE Length\n"
+"8:\t" ".long 8b-5b # FDE CIE offset\n\t"
+ ".long 1b-. # FDE initial location\n\t"
+ ".long 4b-1b # FDE address range\n\t"
+ ".uleb128 0x0 # Augmentation size\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x8\n\t"
+ ".uleb128 10f-9f\n"
+"9:\t" ".byte 0x78 # DW_OP_breg8\n\t"
+ ".sleb128 3b-1b\n"
+"10:\t" ".byte 0x40 + (2b-1b) # DW_CFA_advance_loc\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x8\n\t"
+ ".uleb128 12f-11f\n"
+"11:\t" ".byte 0x78 # DW_OP_breg8\n\t"
+ ".sleb128 3b-2b\n"
+"12:\t" ".byte 0x40 + (3b-2b-1) # DW_CFA_advance_loc\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x8\n\t"
+ ".uleb128 16f-13f\n"
+"13:\t" ".byte 0x78 # DW_OP_breg8\n\t"
+ ".sleb128 15f-14f\n\t"
+ ".byte 0x0d # DW_OP_const4s\n"
+"14:\t" ".4byte 3b-.\n\t"
+ ".byte 0x1c # DW_OP_minus\n\t"
+ ".byte 0x0d # DW_OP_const4s\n"
+"15:\t" ".4byte 18f-.\n\t"
+ ".byte 0x22 # DW_OP_plus\n"
+"16:\t" ".align 4\n"
+"17:\t" ".previous\n"
+"18:"
+ : : "r" (x), "m" (x), "r" (buf)
+ : "memory", "eax", "edx", "ecx");
+#elif defined __x86_64__
+ __asm (
+ "testl %0, %0\n\t"
+ "jnz 1f\n\t"
+ ".subsection 1\n\t"
+ ".type _L_mutex_lock_%=, @function\n"
+"_L_mutex_lock_%=:\n"
+"1:\t" "leaq %1, %%rdi\n"
+"2:\t" "subq $128, %%rsp\n"
+"3:\t" "call bar\n"
+"4:\t" "addq $128, %%rsp\n"
+"5:\t" "jmp 24f\n"
+"6:\t" ".size _L_mutex_lock_%=, .-_L_mutex_lock_%=\n\t"
+ ".previous\n\t"
+ ".section .eh_frame,\"a\", at progbits\n"
+"7:\t" ".long 9f-8f # Length of Common Information Entry\n"
+"8:\t" ".long 0x0 # CIE Identifier Tag\n\t"
+ ".byte 0x1 # CIE Version\n\t"
+ ".ascii \"zR\\0\" # CIE Augmentation\n\t"
+ ".uleb128 0x1 # CIE Code Alignment Factor\n\t"
+ ".sleb128 -8 # CIE Data Alignment Factor\n\t"
+ ".byte 0x10 # CIE RA Column\n\t"
+ ".uleb128 0x1 # Augmentation size\n\t"
+ ".byte 0x1b # FDE Encoding (pcrel sdata4)\n\t"
+ ".byte 0x12 # DW_CFA_def_cfa_sf\n\t"
+ ".uleb128 0x7\n\t"
+ ".sleb128 16\n\t"
+ ".align 8\n"
+"9:\t" ".long 23f-10f # FDE Length\n"
+"10:\t" ".long 10b-7b # FDE CIE offset\n\t"
+ ".long 1b-. # FDE initial location\n\t"
+ ".long 6b-1b # FDE address range\n\t"
+ ".uleb128 0x0 # Augmentation size\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 12f-11f\n"
+"11:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 4b-1b\n"
+"12:\t" ".byte 0x40 + (2b-1b) # DW_CFA_advance_loc\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 14f-13f\n"
+"13:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 4b-2b\n"
+"14:\t" ".byte 0x40 + (3b-2b) # DW_CFA_advance_loc\n\t"
+ ".byte 0x0e # DW_CFA_def_cfa_offset\n\t"
+ ".uleb128 0\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 16f-15f\n"
+"15:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 4b-3b\n"
+"16:\t" ".byte 0x40 + (4b-3b-1) # DW_CFA_advance_loc\n\t"
+ ".byte 0x0e # DW_CFA_def_cfa_offset\n\t"
+ ".uleb128 128\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 20f-17f\n"
+"17:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 19f-18f\n\t"
+ ".byte 0x0d # DW_OP_const4s\n"
+"18:\t" ".4byte 4b-.\n\t"
+ ".byte 0x1c # DW_OP_minus\n\t"
+ ".byte 0x0d # DW_OP_const4s\n"
+"19:\t" ".4byte 24f-.\n\t"
+ ".byte 0x22 # DW_OP_plus\n"
+"20:\t" ".byte 0x40 + (5b-4b+1) # DW_CFA_advance_loc\n\t"
+ ".byte 0x13 # DW_CFA_def_cfa_offset_sf\n\t"
+ ".sleb128 16\n\t"
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 22f-21f\n"
+"21:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 4b-5b\n"
+"22:\t" ".align 8\n"
+"23:\t" ".previous\n"
+"24:"
+ : : "r" (x), "m" (x), "r" (buf)
+ : "memory", "rax", "rdx", "rcx", "rsi", "rdi",
+ "r8", "r9", "r10", "r11");
+#else
+# error Unsupported test architecture
+#endif
+}
+
+static int __attribute__((noinline))
+fn2 (void)
+{
+ foo (3);
+ return 0;
+}
+
+static int __attribute__((noinline))
+fn1 (void)
+{
+ fn2 ();
+ return 0;
+}
+
+static void *
+fn0 (void)
+{
+ char dummy __attribute__((cleanup (handler)));
+ fn1 ();
+ return 0;
+}
+
+int
+main (void)
+{
+ fn0 ();
+ return 0;
+}
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr-2.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr-2.c 2006-03-03 13:51:55.000000000 -0300
@@ -0,0 +1,226 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2006 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Written by Jakub Jelinek, as testcase for Dwarf3 value expression
+ support in GCC unwinders. GDB does not need all of it, since all
+ we do is to try to get correct backtraces. No compiler or binutils
+ support is required. */
+
+/* Test complex CFA value expressions. */
+
+#include <unwind.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static _Unwind_Reason_Code
+force_unwind_stop (int version, _Unwind_Action actions,
+ _Unwind_Exception_Class exc_class,
+ struct _Unwind_Exception *exc_obj,
+ struct _Unwind_Context *context,
+ void *stop_parameter)
+{
+ if (actions & _UA_END_OF_STACK)
+ abort ();
+ return _URC_NO_REASON;
+}
+
+static void
+force_unwind ()
+{
+ struct _Unwind_Exception *exc = malloc (sizeof (*exc));
+ memset (&exc->exception_class, 0, sizeof (exc->exception_class));
+ exc->exception_cleanup = 0;
+
+ _Unwind_ForcedUnwind (exc, force_unwind_stop, 0);
+ abort ();
+}
+
+int count;
+
+static void
+counter (void *p __attribute__((unused)))
+{
+ ++count;
+}
+
+static void
+handler (void *p __attribute__((unused)))
+{
+ if (count != 2)
+ abort ();
+ _exit (0);
+}
+
+static int __attribute__((noinline))
+fn5 (void)
+{
+ char dummy __attribute__((cleanup (counter)));
+ force_unwind ();
+ return 0;
+}
+
+void
+bar (void)
+{
+ char dummy __attribute__((cleanup (counter)));
+ fn5 ();
+}
+
+void __attribute__((noinline))
+foo (int x)
+{
+ char buf[256];
+#ifdef __x86_64__
+ __asm (
+ "testl %0, %0\n\t"
+ "jnz 1f\n\t"
+ ".subsection 1\n\t"
+ ".type _L_mutex_lock_%=, @function\n"
+"_L_mutex_lock_%=:\n"
+"1:\t" "leaq %1, %%rdi\n"
+"2:\t" "subq $128, %%rsp\n"
+"3:\t" "call bar\n"
+"4:\t" "addq $128, %%rsp\n"
+"5:\t" "jmp 21f\n"
+"6:\t" ".size _L_mutex_lock_%=, .-_L_mutex_lock_%=\n\t"
+ ".previous\n\t"
+ ".section .eh_frame,\"a\", at progbits\n"
+"7:\t" ".long 9f-8f # Length of Common Information Entry\n"
+"8:\t" ".long 0x0 # CIE Identifier Tag\n\t"
+ ".byte 0x1 # CIE Version\n\t"
+ ".ascii \"zR\\0\" # CIE Augmentation\n\t"
+ ".uleb128 0x1 # CIE Code Alignment Factor\n\t"
+ ".sleb128 -8 # CIE Data Alignment Factor\n\t"
+ ".byte 0x10 # CIE RA Column\n\t"
+ ".uleb128 0x1 # Augmentation size\n\t"
+ ".byte 0x1b # FDE Encoding (pcrel sdata4)\n\t"
+ ".byte 0xc # DW_CFA_def_cfa\n\t"
+ ".uleb128 0x7\n\t"
+ ".uleb128 0x0\n\t"
+ ".align 8\n"
+"9:\t" ".long 20f-10f # FDE Length\n"
+"10:\t" ".long 10b-7b # FDE CIE offset\n\t"
+ ".long 1b-. # FDE initial location\n\t"
+ ".long 6b-1b # FDE address range\n\t"
+ ".uleb128 0x0 # Augmentation size\n\t"
+ /* This CFA expression computes the address right
+ past the jnz instruction above, from %rip somewhere
+ within the _L_mutex_lock_%= subsection. */
+ ".byte 0x16 # DW_CFA_val_expression\n\t"
+ ".uleb128 0x10\n\t"
+ ".uleb128 19f-11f\n"
+"11:\t" ".byte 0x80 # DW_OP_breg16\n\t"
+ ".sleb128 0\n"
+"12:\t" ".byte 0x12 # DW_OP_dup\n\t"
+ ".byte 0x94 # DW_OP_deref_size\n\t"
+ ".byte 1\n\t"
+ ".byte 0x12 # DW_OP_dup\n\t"
+ ".byte 0x08 # DW_OP_const1u\n\t"
+ ".byte 0x48\n\t"
+ ".byte 0x2e # DW_OP_ne\n\t"
+ ".byte 0x28 # DW_OP_bra\n\t"
+ ".2byte 16f-13f\n"
+"13:\t" ".byte 0x13 # DW_OP_drop\n\t"
+ ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 1\n\t"
+ ".byte 0x12 # DW_OP_dup\n\t"
+ ".byte 0x94 # DW_OP_deref_size\n\t"
+ ".byte 1\n\t"
+ ".byte 0x08 # DW_OP_const1u\n\t"
+ ".byte 0x81\n\t"
+ ".byte 0x2e # DW_OP_ne\n\t"
+ ".byte 0x28 # DW_OP_bra\n\t"
+ ".2byte 15f-14f\n"
+"14:\t" ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 3b-2b-1\n\t"
+ ".byte 0x2f # DW_OP_skip\n\t"
+ ".2byte 12b-15f\n"
+"15:\t" ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 2b-1b-1\n\t"
+ ".byte 0x2f # DW_OP_skip\n\t"
+ ".2byte 12b-16f\n"
+"16:\t" ".byte 0x08 # DW_OP_const1u\n\t"
+ ".byte 0xe8\n\t"
+ ".byte 0x2e # DW_OP_ne\n\t"
+ ".byte 0x28 # DW_OP_bra\n\t"
+ ".2byte 18f-17f\n"
+"17:\t" ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 4b-3b\n\t"
+ ".byte 0x2f # DW_OP_skip\n\t"
+ ".2byte 12b-18f\n"
+"18:\t" ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 1\n\t"
+ ".byte 0x12 # DW_OP_dup\n\t"
+ ".byte 0x94 # DW_OP_deref_size\n\t"
+ ".byte 4\n\t"
+ ".byte 0x08 # DW_OP_const1u\n\t"
+ ".byte 72 - (6b-5b) * 8 # (6b-5b) == 5 ? 32 : 56\n\t"
+ ".byte 0x24 # DW_OP_shl\n\t"
+ ".byte 0x08 # DW_OP_const1u\n\t"
+ ".byte 72 - (6b-5b) * 8 # (6b-5b) == 5 ? 32 : 56\n\t"
+ ".byte 0x26 # DW_OP_shra\n\t"
+ ".byte 0x22 # DW_OP_plus\n\t"
+ ".byte 0x23 # DW_OP_plus_uconst\n\t"
+ ".uleb128 6b-5b-1\n"
+"19:\t" ".byte 0x40 + (3b-1b) # DW_CFA_advance_loc\n\t"
+ ".byte 0xe # DW_CFA_def_cfa_offset\n\t"
+ ".uleb128 128\n\t"
+ ".byte 0x40 + (5b-3b) # DW_CFA_advance_loc\n\t"
+ ".byte 0xe # DW_CFA_def_cfa_offset\n\t"
+ ".uleb128 0\n\t"
+ ".align 8\n"
+"20:\t" ".previous\n"
+"21:"
+ : : "r" (x), "m" (x), "r" (buf)
+ : "memory", "rax", "rdx", "rcx", "rsi", "rdi",
+ "r8", "r9", "r10", "r11");
+#else
+# error Unsupported test architecture
+#endif
+}
+
+static int __attribute__((noinline))
+fn2 (void)
+{
+ foo (3);
+ return 0;
+}
+
+static int __attribute__((noinline))
+fn1 (void)
+{
+ fn2 ();
+ return 0;
+}
+
+static void *
+fn0 (void)
+{
+ char dummy __attribute__((cleanup (handler)));
+ fn1 ();
+ return 0;
+}
+
+int
+main (void)
+{
+ fn0 ();
+ return 0;
+}
Index: gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr.exp
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ gdb-6.3/gdb/testsuite/gdb.dwarf2/cfa-val-expr.exp 2006-03-03 13:51:55.000000000 -0300
@@ -0,0 +1,87 @@
+# Copyright 2006 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb at prep.ai.mit.edu
+
+# This file was written by Alexandre Oliva <aoliva at redhat.com>
+
+if $tracelevel then {
+ strace $tracelevel
+ }
+
+set prms_id 0
+set bug_id 0
+
+# signal-augm.S needs hand-coded assembly
+if {![istarget i*86-*-linux*]
+ && ![istarget x86_64-*-linux*]} {
+ return -1;
+}
+
+if [get_compiler_info "ignored"] {
+ return -1
+}
+
+if {$gcc_compiled == 0} {
+ return -1
+}
+
+set tnum 1
+set testfile "cfa-val-expr-$tnum"
+
+set srcfile ${srcdir}/${subdir}/${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+if { [gdb_compile "${srcfile}" "${binfile}" executable [list debug "additional_flags=-fexceptions -fnon-call-exceptions -fasynchronous-unwind-tables -O2"]] != ""} {
+ return -1;
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+if [target_info exists gdb_stub] {
+ gdb_step_for_stub;
+}
+
+gdb_test "break fn5" "Breakpoint.*at.*" "breakpoint fn5 ($tnum)"
+gdb_test "run" ".*Breakpoint 1.*" "stopped at fn5 ($tnum)"
+gdb_test "backtrace" ".*\#0 .* fn5 .*\#1 .* bar .*\#2 .* _L_mutex.* .*\#3 .* foo .*\#4 .* fn2 .*\#5 .* fn1 .*\#6 .* main.*" "backtrace ($tnum)"
+
+set tnum 2
+set testfile "cfa-val-expr-$tnum"
+
+set srcfile ${srcdir}/${subdir}/${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+if { [gdb_compile "${srcfile}" "${binfile}" executable [list debug "additional_flags=-fexceptions -fnon-call-exceptions -fasynchronous-unwind-tables -O2"]] != ""} {
+ return -1;
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+if [target_info exists gdb_stub] {
+ gdb_step_for_stub;
+}
+
+gdb_test "break fn5" "Breakpoint.*at.*" "breakpoint fn5 ($tnum)"
+gdb_test "run" ".*Breakpoint 1.*" "stopped at fn5 ($tnum)"
+gdb_test "backtrace" ".*\#0 .* fn5 .*\#1 .* bar .*\#2 .* _L_mutex.* .*\#3 .* foo .*\#4 .* fn2 .*\#5 .* fn1 .*\#6 .* main.*" "backtrace ($tnum)"
+
+return 0
Index: gdb-6.3/include/elf/dwarf2.h
===================================================================
--- gdb-6.3.orig/include/elf/dwarf2.h 2006-03-03 13:55:48.000000000 -0300
+++ gdb-6.3/include/elf/dwarf2.h 2006-03-03 14:27:03.000000000 -0300
@@ -1,7 +1,7 @@
-/* Declarations and definitions of codes relating to the DWARF2 symbolic
- debugging information format.
+/* Declarations and definitions of codes relating to the DWARF2 and
+ DWARF3 symbolic debugging information formats.
Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
- 2003 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
Written by Gary Funck (gary at intrepid.com) The Ada Joint Program
Office (AJPO), Florida State University and Silicon Graphics Inc.
@@ -187,6 +187,8 @@ enum dwarf_tag
DW_TAG_unspecified_type = 0x3b,
DW_TAG_partial_unit = 0x3c,
DW_TAG_imported_unit = 0x3d,
+ DW_TAG_condition = 0x3f,
+ DW_TAG_shared_type = 0x40,
/* SGI/MIPS Extensions. */
DW_TAG_MIPS_loop = 0x4081,
/* HP extensions. See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz . */
@@ -317,6 +319,21 @@ enum dwarf_attribute
DW_AT_call_column = 0x57,
DW_AT_call_file = 0x58,
DW_AT_call_line = 0x59,
+ DW_AT_description = 0x5a,
+ DW_AT_binary_scale = 0x5b,
+ DW_AT_decimal_scale = 0x5c,
+ DW_AT_small = 0x5d,
+ DW_AT_decimal_sign = 0x5e,
+ DW_AT_digit_count = 0x5f,
+ DW_AT_picture_string = 0x60,
+ DW_AT_mutable = 0x61,
+ DW_AT_threads_scaled = 0x62,
+ DW_AT_explicit = 0x63,
+ DW_AT_object_pointer = 0x64,
+ DW_AT_endianity = 0x65,
+ DW_AT_elemental = 0x66,
+ DW_AT_pure = 0x67,
+ DW_AT_recursive = 0x68,
/* SGI/MIPS extensions. */
DW_AT_MIPS_fde = 0x2001,
DW_AT_MIPS_loop_begin = 0x2002,
@@ -518,6 +535,9 @@ enum dwarf_location_atom
DW_OP_call2 = 0x98,
DW_OP_call4 = 0x99,
DW_OP_call_ref = 0x9a,
+ DW_OP_form_tls_address = 0x9b,
+ DW_OP_call_frame_cfa = 0x9c,
+ DW_OP_bit_piece = 0x9d,
/* GNU extensions. */
DW_OP_GNU_push_tls_address = 0xe0,
/* HP extensions. */
@@ -547,6 +567,12 @@ enum dwarf_type
DW_ATE_unsigned_char = 0x8,
/* DWARF 3. */
DW_ATE_imaginary_float = 0x9,
+ DW_ATE_packed_decimal = 0xa,
+ DW_ATE_numeric_string = 0xb,
+ DW_ATE_edited = 0xc,
+ DW_ATE_signed_fixed = 0xd,
+ DW_ATE_unsigned_fixed = 0xe,
+ DW_ATE_decimal_float = 0xf,
/* HP extensions. */
DW_ATE_HP_float80 = 0x80, /* Floating-point (80 bit). */
DW_ATE_HP_complex_float80 = 0x81, /* Complex floating-point (80 bit). */
@@ -560,6 +586,29 @@ enum dwarf_type
#define DW_ATE_lo_user 0x80
#define DW_ATE_hi_user 0xff
+/* Decimal sign encodings. */
+enum dwarf_decimal_sign_encoding
+ {
+ /* DWARF 3. */
+ DW_DS_unsigned = 0x01,
+ DW_DS_leading_overpunch = 0x02,
+ DW_DS_trailing_overpunch = 0x03,
+ DW_DS_leading_separate = 0x04,
+ DW_DS_trailing_separate = 0x05
+ };
+
+/* Endianity encodings. */
+enum dwarf_endianity_encoding
+ {
+ /* DWARF 3. */
+ DW_END_default = 0x00,
+ DW_END_big = 0x01,
+ DW_END_little = 0x02
+ };
+
+#define DW_END_lo_user 0x40
+#define DW_END_hi_user 0xff
+
/* Array ordering names and codes. */
enum dwarf_array_dim_ordering
{
@@ -666,6 +715,9 @@ enum dwarf_line_number_x_ops
DW_LNE_HP_define_proc = 0x20
};
+#define DW_LNE_lo_user 0x80
+#define DW_LNE_hi_user 0xff
+
/* Call frame information. */
enum dwarf_call_frame_info
{
@@ -693,6 +745,9 @@ enum dwarf_call_frame_info
DW_CFA_offset_extended_sf = 0x11,
DW_CFA_def_cfa_sf = 0x12,
DW_CFA_def_cfa_offset_sf = 0x13,
+ DW_CFA_val_offset = 0x14,
+ DW_CFA_val_offset_sf = 0x15,
+ DW_CFA_val_expression = 0x16,
/* SGI/MIPS specific. */
DW_CFA_MIPS_advance_loc8 = 0x1d,
/* GNU extensions. */
@@ -726,11 +781,16 @@ enum dwarf_source_language
DW_LANG_Fortran90 = 0x0008,
DW_LANG_Pascal83 = 0x0009,
DW_LANG_Modula2 = 0x000a,
- DW_LANG_Java = 0x000b,
/* DWARF 3. */
+ DW_LANG_Java = 0x000b,
DW_LANG_C99 = 0x000c,
DW_LANG_Ada95 = 0x000d,
DW_LANG_Fortran95 = 0x000e,
+ DW_LANG_PLI = 0x000f,
+ DW_LANG_ObjC = 0x0010,
+ DW_LANG_ObjC_plus_plus = 0x0011,
+ DW_LANG_UPC = 0x0012,
+ DW_LANG_D = 0x0013,
/* MIPS. */
DW_LANG_Mips_Assembler = 0x8001,
/* UPC. */
Index: gdb-6.3/gdb/valarith.c
===================================================================
--- gdb-6.3.orig/gdb/valarith.c 2004-09-20 17:18:39.000000000 -0300
+++ gdb-6.3/gdb/valarith.c 2006-03-03 15:45:05.000000000 -0300
@@ -881,7 +881,14 @@ value_binop (struct value *arg1, struct
Use the signedness of the operand with the greater length.
If both operands are of equal length, use unsigned operation
if one of the operands is unsigned. */
- if (promoted_len1 > promoted_len2)
+ if (op == BINOP_RSH || op == BINOP_LSH)
+ {
+ /* In case of the shift operators the type of the result only
+ depends on the type of the left operand. */
+ unsigned_operation = is_unsigned1;
+ result_len = promoted_len1;
+ }
+ else if (promoted_len1 > promoted_len2)
{
unsigned_operation = is_unsigned1;
result_len = promoted_len1;
gdb-6.3-prelink-core-20060223.patch:
Makefile.in | 2
mipsnbsd-tdep.c | 6 +
solib-legacy.c | 11 +++
solib-svr4.c | 124 +++++++++++++++++++++++++++++++++++----
solib-svr4.h | 6 +
testsuite/gdb.base/prelink-lib.c | 15 ++++
testsuite/gdb.base/prelink.c | 11 +++
testsuite/gdb.base/prelink.exp | 115 ++++++++++++++++++++++++++++++++++++
8 files changed, 279 insertions(+), 11 deletions(-)
Index: gdb-6.3-prelink-core-20060223.patch
===================================================================
RCS file: /cvs/dist/rpms/gdb/devel/gdb-6.3-prelink-core-20060223.patch,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- gdb-6.3-prelink-core-20060223.patch 23 Feb 2006 20:47:29 -0000 1.1
+++ gdb-6.3-prelink-core-20060223.patch 3 Mar 2006 19:10:47 -0000 1.2
@@ -1,5 +1,5 @@
for gdb/ChangeLog
-from Alexandre Oliva <aoliva at redhat.com>
+2006-02-28 Alexandre Oliva <aoliva at redhat.com>
* solib-svr4.h (struct link_map_offsets): Add l_ld_offset and
l_ld_size fields.
@@ -18,15 +18,22 @@
* Makefile.in (solib-svr4.o): Depend on $(elf_bfd_h).
for gdb/testsuite/ChangeLog
-from Alexandre Oliva <aoliva at redhat.com>
+2006-03-03 Alexandre Oliva <aoliva at redhat.com>
+
+ * gdb.base/prelink.exp: Add -q to prelink runs. Rename
+ executable to prelinkt. Don't re-prelink if we didn't get a
+ core file. Test prelink -u exit status to tell whether
+ prelinking failed. Use gdb_test_multiple.
+
+2006-02-28 Alexandre Oliva <aoliva at redhat.com>
* gdb.base/prelink.exp: New test.
* gdb.base/prelink.c, gdb.base/prelink-lib.c: New sources.
Index: gdb-6.3/gdb/mipsnbsd-tdep.c
===================================================================
---- gdb-6.3.orig/gdb/mipsnbsd-tdep.c 2004-07-23 22:00:19.000000000 -0300
-+++ gdb-6.3/gdb/mipsnbsd-tdep.c 2006-02-23 17:28:05.000000000 -0300
+--- gdb-6.3.orig/gdb/mipsnbsd-tdep.c 2006-02-23 17:39:41.000000000 -0300
++++ gdb-6.3/gdb/mipsnbsd-tdep.c 2006-02-23 17:39:57.000000000 -0300
@@ -295,6 +295,9 @@ mipsnbsd_ilp32_solib_svr4_fetch_link_map
lmo.l_name_offset = 8;
lmo.l_name_size = 4;
@@ -49,8 +56,8 @@
Index: gdb-6.3/gdb/solib-legacy.c
===================================================================
---- gdb-6.3.orig/gdb/solib-legacy.c 2003-06-11 10:16:29.000000000 -0300
-+++ gdb-6.3/gdb/solib-legacy.c 2006-02-23 17:28:05.000000000 -0300
+--- gdb-6.3.orig/gdb/solib-legacy.c 2006-02-23 17:39:41.000000000 -0300
++++ gdb-6.3/gdb/solib-legacy.c 2006-02-23 17:39:57.000000000 -0300
@@ -68,6 +68,9 @@ legacy_svr4_fetch_link_map_offsets (void
lmo.l_next_offset = offsetof (struct link_map, l_next);
lmo.l_next_size = fieldsize (struct link_map, l_next);
@@ -85,8 +92,8 @@
#endif /* HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS */
Index: gdb-6.3/gdb/solib-svr4.c
===================================================================
---- gdb-6.3.orig/gdb/solib-svr4.c 2006-02-14 17:21:06.000000000 -0200
-+++ gdb-6.3/gdb/solib-svr4.c 2006-02-23 17:28:05.000000000 -0300
+--- gdb-6.3.orig/gdb/solib-svr4.c 2006-02-23 17:39:41.000000000 -0300
++++ gdb-6.3/gdb/solib-svr4.c 2006-02-23 17:39:57.000000000 -0300
@@ -36,10 +36,13 @@
#include "inferior.h"
#include "command.h"
@@ -293,8 +300,8 @@
SO_NAME_MAX_PATH_SIZE - 1, &errcode);
Index: gdb-6.3/gdb/solib-svr4.h
===================================================================
---- gdb-6.3.orig/gdb/solib-svr4.h 2004-03-12 19:01:39.000000000 -0300
-+++ gdb-6.3/gdb/solib-svr4.h 2006-02-23 17:28:05.000000000 -0300
+--- gdb-6.3.orig/gdb/solib-svr4.h 2006-02-23 17:39:41.000000000 -0300
++++ gdb-6.3/gdb/solib-svr4.h 2006-02-23 17:39:57.000000000 -0300
@@ -51,6 +51,12 @@ struct link_map_offsets
/* Size of l_addr field in struct link_map. */
int l_addr_size;
@@ -310,8 +317,8 @@
Index: gdb-6.3/gdb/Makefile.in
===================================================================
---- gdb-6.3.orig/gdb/Makefile.in 2006-02-14 17:21:08.000000000 -0200
-+++ gdb-6.3/gdb/Makefile.in 2006-02-23 17:28:05.000000000 -0300
+--- gdb-6.3.orig/gdb/Makefile.in 2006-02-23 17:39:41.000000000 -0300
++++ gdb-6.3/gdb/Makefile.in 2006-02-23 17:39:57.000000000 -0300
@@ -2535,7 +2535,7 @@ solib-sunos.o: solib-sunos.c $(defs_h) $
solib-svr4.o: solib-svr4.c $(defs_h) $(elf_external_h) $(elf_common_h) \
$(elf_mips_h) $(symtab_h) $(bfd_h) $(symfile_h) $(objfiles_h) \
@@ -324,7 +331,7 @@
Index: gdb-6.3/gdb/testsuite/gdb.base/prelink-lib.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-6.3/gdb/testsuite/gdb.base/prelink-lib.c 2006-02-23 17:28:05.000000000 -0300
++++ gdb-6.3/gdb/testsuite/gdb.base/prelink-lib.c 2006-02-23 17:39:57.000000000 -0300
@@ -0,0 +1,15 @@
+int
+g (void (*p)(void))
@@ -344,7 +351,7 @@
Index: gdb-6.3/gdb/testsuite/gdb.base/prelink.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-6.3/gdb/testsuite/gdb.base/prelink.c 2006-02-23 17:28:05.000000000 -0300
++++ gdb-6.3/gdb/testsuite/gdb.base/prelink.c 2006-02-23 17:39:57.000000000 -0300
@@ -0,0 +1,11 @@
+#include <stdio.h>
+
@@ -360,8 +367,8 @@
Index: gdb-6.3/gdb/testsuite/gdb.base/prelink.exp
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-6.3/gdb/testsuite/gdb.base/prelink.exp 2006-02-23 17:28:05.000000000 -0300
-@@ -0,0 +1,128 @@
++++ gdb-6.3/gdb/testsuite/gdb.base/prelink.exp 2006-03-03 14:35:19.000000000 -0300
+@@ -0,0 +1,115 @@
+# Copyright 2006 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
@@ -395,9 +402,15 @@
+ return
+}
+
++if [get_compiler_info "ignored"] {
++ return -1
++}
++
++if {$gcc_compiled == 0} {
++ return -1
++}
++
+set testfile "prelink"
-+set srcfile ${testfile}.c
-+set binfile ${objdir}/${subdir}/${testfile}
+
+set libsrcfile ${testfile}-lib.c
+set libfile ${objdir}/${subdir}/${testfile}.so
@@ -406,25 +419,17 @@
+ return -1
+}
+
-+if {[catch "system \"prelink -NR ${libfile}\""] != 0} {
++if {[catch "system \"prelink -qNR ${libfile}\""] != 0} {
+ # Maybe we don't have prelink.
+ return -1
+}
+
+set srcfile ${testfile}.c
-+set binfile ${objdir}/${subdir}/${testfile}
++set binfile ${objdir}/${subdir}/${testfile}t
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile}" "${binfile}" executable [list debug "additional_flags=-Wl,-rpath,${objdir}/${subdir}"]] != ""} {
+ return -1;
+}
+
-+if [get_compiler_info ${binfile}] {
-+ return -1
-+}
-+
-+if {$gcc_compiled == 0} {
-+ return -1
-+}
-+
+set found 0
+set coredir "${objdir}/${subdir}/coredir.[getpid]"
+file mkdir $coredir
@@ -446,9 +451,6 @@
+ }
+}
+
-+catch "system \"prelink -u ${libfile}\""
-+catch "system \"prelink -NR ${libfile}\""
-+
+# Try to clean up after ourselves.
+remote_file build delete [file join $coredir coremmap.data]
+remote_exec build "rmdir $coredir"
@@ -458,6 +460,12 @@
+ return 0
+}
+
++if {[catch "system \"prelink -uN ${libfile}\""] != 0} {
++ warning "${libfile} was not prelinked, maybe system libraries are not prelinked?"
++ return 0
++}
++catch "system \"prelink -qNR ${libfile}\""
++
+# Start with a fresh gdb
+
+gdb_exit
@@ -465,26 +473,12 @@
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
-+set oldtimeout $timeout
-+set timeout [expr "$timeout + 60"]
-+verbose "Timeout is now $timeout seconds" 2
-+send_gdb "core-file $objdir/$subdir/prelink.core\n"
-+gdb_expect {
-+ -re "warning: \.dynamic section.*not at the expected address" {
-+ pass "changed base address"
-+ }
-+ -re ".*$gdb_prompt $" { fail "changed base address" }
-+ timeout { fail "(timeout) changed base address" }
-+}
-+gdb_expect {
-+ -re "warning: difference.*caused by prelink, adjusting" {
-+ pass "prelink adjustment"
++set test "prelink"
++gdb_test_multiple "core-file $objdir/$subdir/prelink.core" "$test" {
++ -re "warning: \.dynamic section.*not at the expected address.*warning: difference.*caused by prelink, adjusting expectations." {
++ pass "$test"
+ }
-+ -re ".*$gdb_prompt $" { fail "prelink adjustment" }
-+ timeout { fail "(timeout) prelink adjustment" }
+}
-+set timeout $oldtimeout
-+verbose "Timeout is now $timeout seconds" 2
+
+gdb_exit
+
Index: gdb.spec
===================================================================
RCS file: /cvs/dist/rpms/gdb/devel/gdb.spec,v
retrieving revision 1.174
retrieving revision 1.175
diff -u -r1.174 -r1.175
--- gdb.spec 23 Feb 2006 20:48:51 -0000 1.174
+++ gdb.spec 3 Mar 2006 19:10:47 -0000 1.175
@@ -11,7 +11,7 @@
Version: 6.3.0.0
# The release always contains a leading reserved number, start it at 0.
-Release: 1.110
+Release: 1.114
License: GPL
Group: Development/Debuggers
@@ -269,6 +269,12 @@
# prelink base addresses.
Patch172: gdb-6.3-prelink-core-20060223.patch
+# Enable gdb to recognize stack frames annotated with the "S" augmentation.
+Patch173: gdb-6.3-augmS-20060303.patch
+
+# Enable gdb to recognize CFA value expressions introduced in Dwarf3.
+Patch174: gdb-6.3-cfaval-20060303.patch
+
%ifarch ia64
BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu libunwind >= 0.96-3
%else
@@ -373,6 +379,8 @@
%patch170 -p1
%patch171 -p1
%patch172 -p1
+%patch173 -p1
+%patch174 -p1
# Change the version that gets printed at GDB startup, so it is RedHat
# specific.
@@ -541,6 +549,14 @@
# don't include the files in include, they are part of binutils
%changelog
+* Fri Mar 3 2006 Alexandre Oliva <aoliva at redhat.com> - 6.3.0.0-1.114
+- Bump up release number.
+
+* Fri Mar 3 2006 Alexandre Oliva <aoliva at redhat.com> - 6.3.0.0-1.111
+- Add support for "S" augmentation for signal stack frames.
+- Add support for CFA value expressions and encodings.
+- Various improvements to the prelink test.
+
* Thu Feb 23 2006 Alexandre Oliva <aoliva at redhat.com> - 6.3.0.0-1.110
- Bump up release number.
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