--- /dev/null
+2007-11-04 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * gdb.arch/ppc-clobbered-registers-O2.exp: `powerpc64' changed to
+ `powerpc*'.
+
+Testcase for:
+
+http://sourceware.org/ml/gdb-patches/2007-09/msg00228.html
+
+2007-10-21 Luis Machado <luisgpm@br.ibm.com>
+
+ * rs6000-tdep.c (ppc_dwarf2_frame_init_reg): New function.
+ * (rs6000_gdbarch_init): Install ppc_dwarf2_frame_init_reg as
+ default dwarf2_frame_set_init_reg function.
+
+--- /dev/null 1 Jan 1970 00:00:00 -0000
++++ ./gdb/testsuite/gdb.arch/ppc-clobbered-registers-O2.c 3 Nov 2007 22:22:28 -0000
+@@ -0,0 +1,21 @@
++
++unsigned * __attribute__((noinline))
++start_sequence (unsigned * x, unsigned * y)
++{
++ return (unsigned *)0xdeadbeef;
++};
++
++unsigned __attribute__((noinline))
++gen_movsd (unsigned * operand0, unsigned * operand1)
++{
++ return *start_sequence(operand0, operand1);
++}
++
++int main(void)
++{
++ unsigned x, y;
++
++ x = 13;
++ y = 14;
++ return (int)gen_movsd (&x, &y);
++}
+--- /dev/null 1 Jan 1970 00:00:00 -0000
++++ ./gdb/testsuite/gdb.arch/ppc-clobbered-registers-O2.exp 3 Nov 2007 22:22:28 -0000
+@@ -0,0 +1,54 @@
++# 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.
++#
++# This file is part of the gdb testsuite.
++
++# Test displaying call clobbered registers in optimized binaries for ppc.
++# GDB should not show incorrect values.
++
++if ![istarget "powerpc*-*"] then {
++ verbose "Skipping powerpc* call clobbered registers testing."
++ return
++}
++
++set testfile "ppc-clobbered-registers-O2"
++set srcfile ${testfile}.c
++set binfile ${objdir}/${subdir}/${testfile}
++set compile_flags "debug additional_flags=-O2"
++
++if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable ${compile_flags}] != "" } {
++ unsupported "Testcase compile failed."
++ return -1
++}
++
++gdb_exit
++gdb_start
++gdb_reinitialize_dir $srcdir/$subdir
++gdb_load ${binfile}
++
++if ![runto_main] then {
++ perror "Couldn't run to breakpoint"
++ continue
++}
++
++gdb_test "b start_sequence" ".*Breakpoint 2 at.*line 6.*" \
++ "Insert breakpoint at problematic function"
++
++gdb_test continue ".*Breakpoint 2.*in start_sequence.*" \
++ "Run until problematic function"
++
++gdb_test backtrace ".*operand0=<value optimized out>.*operand1=<value optimized out>.*" \
++ "Check value of call clobbered registers"