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* gdb.arch/powerpc-prologue.c, gdb.arch/powerpc-prologue.exp: New

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Daniel Jacobowitz 2006-01-23 01:47:32 +00:00
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gdb/testsuite/ChangeLog
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2006-01-22 Daniel Jacobowitz <dan@codesourcery.com>
* gdb.arch/powerpc-prologue.c, gdb.arch/powerpc-prologue.exp: New
files.
2006-01-20 Daniel Jacobowitz <dan@codesourcery.com>
* gdb.cp/maint.exp: Set complaints to a positive value.

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gdb/testsuite/gdb.arch/powerpc-prologue.c Normal file
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/* Unwinder test program.
Copyright 2006 Free Software Foundation, Inc.
This file is part of GDB.
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. */
#ifdef SYMBOL_PREFIX
#define SYMBOL(str) SYMBOL_PREFIX #str
#else
#define SYMBOL(str) #str
#endif
void gdb2029 (void);
int
main (void)
{
gdb2029 ();
return 0;
}
/* A typical PIC prologue from GCC. */
asm(".text\n"
" .align 8\n"
SYMBOL (gdb2029) ":\n"
" stw %r1, -32(%r1)\n"
" mflr %r0\n"
" bcl- 20,31,.+4\n"
" stw %r30, 24(%r1)\n"
" mflr %r30\n"
" stw %r0, 36(%r1)\n"
" twge %r2, %r2\n"
" lwz %r0, 36(%r1)\n"
" lwz %r30, 24(%r1)\n"
" mtlr %r0\n"
" addi %r0, %r0, 32\n"
" blr");

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gdb/testsuite/gdb.arch/powerpc-prologue.exp Normal file
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# 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.
# Test PowerPC prologue analyzer.
# Do not run on AIX (where we won't be able to build the tests without
# some surgery) or on PowerPC64 (ditto, dot symbols).
if {[istarget *-*-aix*] || ![istarget "powerpc-*-*"]} then {
verbose "Skipping PowerPC prologue tests."
return
}
set testfile "powerpc-prologue"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
# Don't use "debug", so that we don't have line information for the assembly
# fragments.
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } {
untested "PowerPC prologue tests"
return -1
}
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
}
# Testcase for PIC prologue.
gdb_test "continue" "Program received signal SIGTRAP.*" "continue to PIC"
gdb_test "backtrace 10" \
"#0\[ \t\]*$hex in gdb2029.*\r\n#1\[ \t\]*$hex in main.*" \
"backtrace in PIC"
gdb_test "info frame" \
".*Saved registers:.*r30 at.*r31 at.*pc at.*lr at.*" \
"saved registers in PIC"