* gdb.arch/powerpc-aix-prologue.c: New file.
* gdb.arch/powerpc-aix-prologue.exp: New file.
This commit is contained in:
Joel Brobecker
parent
dd732f94a8
commit
c0586a34cd
@ -1,3 +1,8 @@
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2004-05-07 Joel Brobecker <brobecker@gnat.com>
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* gdb.arch/powerpc-aix-prologue.c: New file.
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* gdb.arch/powerpc-aix-prologue.exp: New file.
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2004-05-07 Jim Blandy <jimb@redhat.com>
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* gdb.base/lineinc.exp, gdb.base/lineinc1.h, gdb.base/lineinc2.h,
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55
gdb/testsuite/gdb.arch/powerpc-aix-prologue.c
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55
gdb/testsuite/gdb.arch/powerpc-aix-prologue.c
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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USA. */
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void li_stw (void);
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int
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main (void)
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{
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li_stw ();
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return 0;
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}
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/* Asm for procedure li_stw().
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The purpose of this function is to verify that GDB does not
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include the li insn as part of the function prologue (only part
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of the prologue if part of a pair of insns saving vector registers).
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Similarly, GDB should not include the stw insn following the li insn,
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because the source register is not used for parameter passing. */
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asm (" .csect .text[PR]\n"
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" .align 2\n"
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" .lglobl .li_stw\n"
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" .csect li_stw[DS]\n"
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"li_stw:\n"
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" .long .li_stw, TOC[tc0], 0\n"
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" .csect .text[PR]\n"
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".li_stw:\n"
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" stw 31,-4(1)\n"
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" stwu 1,-48(1)\n"
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" mr 31,1\n"
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" stw 11,24(31)\n"
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" li 0,8765\n"
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" stw 0,28(31)\n"
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" lwz 1,0(1)\n"
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" lwz 31,-4(1)\n"
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" blr\n");
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82
gdb/testsuite/gdb.arch/powerpc-aix-prologue.exp
Normal file
82
gdb/testsuite/gdb.arch/powerpc-aix-prologue.exp
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@ -0,0 +1,82 @@
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# Copyright 2004 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# This file is part of the gdb testsuite.
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if $tracelevel {
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strace $tracelevel
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}
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# Test rs6000 prologue analyzer.
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set prms_id 0
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set bug_id 0
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if ![istarget "powerpc-*-aix*"] then {
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verbose "Skipping powerpc-aix prologue tests."
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return
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}
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set testfile "powerpc-aix-prologue"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } {
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unsupported "Testcase compile failed."
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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# Insert a breakpoint in FUNCTION and verifies that the breakpoint was
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# inserted at the expected location. EXPECTED_LOCATION should be an
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# offset relative to the function start address.
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proc insert_breakpoint {function expected_location} {
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global gdb_prompt
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global expect_out
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global hex
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set address ""
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# Insert a breakpoint using the given function name, and extract
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# the breakpoint address for the output.
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gdb_test_multiple "break $function" "set breakpoint in $function" {
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-re "Breakpoint 1 at ($hex).*$gdb_prompt $" {
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set address $expect_out(1,string)
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}
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default {
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fail "set breakpoint in $function"
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}
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}
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# If we managed to get the breakpoing address, then check that
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# we inserted it at the expected location by examining the
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# instruction at that address (we're not interested in the insn
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# itself, but rather at the address printed at the begining of
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# the instruction).
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if { $address != "" } then {
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gdb_test "x /i $address" \
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".*<$function\\+$expected_location>.*" \
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"check $function breakpoint address"
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} else {
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fail "unable to compute breakpoint address"
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}
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}
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insert_breakpoint "li_stw" 12
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