[patch] testcases for PRs 1291 and 1431

["Kris Warkentin" <kewarken at qnx dot com>]

In the end I split them up like so.  The 1291 testcase now only exhibits the
one issue and the 1431 kfails the second.

cheers,

Kris

2003-10-29  Kris Warkentin  <kewarken@qnx.com>

 * gdb.arch/gdb1291.c: New test file.
 * gdb.arch/gdb1291.exp: New test script.
 * gdb.arch/gdb1431.c: New test file.
 * gdb.arch/gdb1431.exp: New test script.

---gdb1291.c---
void sub (void);

main()
{
        sub();
}

asm(".text\n"
    "    .align 5\n"
    "sub:\n"
    "    mov.l  r14,@-r15\n"
    "    mov.w  .STACK2,r3\n"
    "    sub    r3,r15\n"
    "    mov    r15,r14\n"
    "    mov.w  .STACK2,r7\n"
    "    add    r7,r14\n"
    "    mov    r14,r15\n"
    "    mov.l  @r15+,r14\n"
    "    rts\n"
    "    nop\n"
    "    .align 1\n"
    ".STACK2:\n"
    "    .short  260\n");

---gdb1291.exp---
# Copyright 2003 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@gnu.org

# This file is part of the gdb testsuite.

# Tests for PR:1291.  Ensure that backtrace works properly for stack
# frames greater than 256 bytes.

if $tracelevel {
    strace $tracelevel
}

# Test SH backtraces with >256 byte frame stack. (PR:1291)

set prms_id 0
set bug_id 0

if ![istarget "sh-*-*"] then {
    verbose "Skipping SH backtrace tests."
    return
}

set testfile "gdb1291"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable
{debug}] != "" } {
    gdb_suppress_entire_file "Testcase compile failed, so all tests in this
file will automatically fail."
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

#
# Run to `main' where we begin our tests.
#

if ![runto_main] then {
    gdb_suppress_tests
}

gdb_test "b sub" "Breakpoint 2*" "set breakpoint"
gdb_test "c" "Breakpoint 2*" "get to sub"
gdb_test "bt" "#0\[ \t\]*$hex \\(\\) at sh-bt.*\r\n#1\[ \t\]*$hex in main.*"
\
 "backtrace in gdb1291"

---gdb1431.c---
void sub1 (void);
void sub2 (void);

main()
{
        sub1();
        sub2();
}

asm(".text\n"
    "    .align 5\n"
    "sub1:\n"
    "    mov.l  r14,@-r15\n"
    "    add    #-128,r15\n"
    "    add    #-128,r15\n"
    "    mov    r15,r14\n"
    "    mov.w  .STACK1,r7\n"
    "    add    r7,r14\n"
    "    mov    r14,r15\n"
    "    mov.l  @r15+,r14\n"
    "    rts\n"
    "    nop\n"
    "    .align 1\n"
    ".STACK1:\n"
    "    .short  256\n");

asm(".text\n"
    "    .align 5\n"
    "sub2:\n"
    "    mov.l  r14,@-r15\n"
    "    mov.w  .STACK2,r3\n"
    "    sub    r3,r15\n"
    "    mov    r15,r14\n"
    "    mov.w  .STACK2,r7\n"
    "    add    r7,r14\n"
    "    mov    r14,r15\n"
    "    mov.l  @r15+,r14\n"
    "    rts\n"
    "    nop\n"
    "    .align 1\n"
    ".STACK2:\n"
    "    .short  260\n");

---gdb1431.exp---
# Copyright 2003 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@gnu.org

# This file is part of the gdb testsuite.

# Tests for PR:1431.  Catch gdb not continuing to second function properly.

if $tracelevel {
    strace $tracelevel
}

# Observe that the until command doesn't go all the way to sub2.

set prms_id 0
set bug_id 0

if ![istarget "sh-*-*"] then {
    verbose "Skipping SH backtrace tests."
    return
}

set testfile "gdb1431"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable
{debug}] != "" } {
    gdb_suppress_entire_file "Testcase compile failed, so all tests in this
file will automatically fail."
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

#
# Run to `main' where we begin our tests.
#

if ![runto_main] then {
    gdb_suppress_tests
}

gdb_test "u sub1" "sub1*" "get to sub1"
gdb_test "bt" "#0\[ \t\]*$hex \\(\\) at sh-bt.*\r\n#1\[ \t\]*$hex in main.*"
\
 "backtrace in gdb1291"

kfail "gdb/1431" "u sub2"
# This is what we would expect to be able to do:
#gdb_test "u sub2" "sub2*" "get to sub2"
#gdb_test "bt" "#0\[ \t\]*$hex \\(\\) at sh-bt.*\r\n#1\[ \t\]*$hex in
main.*" \
# "backtrace in gdb1291"

Attachment: gdb1431.exp
Description: Binary data

Attachment: gdb1291.c
Description: Binary data

Attachment: gdb1291.exp
Description: Binary data

Attachment: gdb1431.c
Description: Binary data