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# Copyright 2004-2021 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 3 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
# 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, see <>.
# This file is part of the gdb testsuite.
# Test rs6000 prologue analyzer.
if ![istarget "powerpc-*-aix*"] then {
verbose "Skipping powerpc-aix prologue tests."
set testfile "powerpc-aix-prologue"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } {
unsupported "failed to compile"
return -1
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
# Insert a breakpoint in FUNCTION and verifies that the breakpoint was
# inserted at the expected location. EXPECTED_LOCATION should be an
# offset relative to the function start address.
proc insert_breakpoint {function expected_location} {
global gdb_prompt
global expect_out
global hex
set address ""
# Insert a breakpoint using the given function name, and extract
# the breakpoint address for the output.
gdb_test_multiple "break $function" "set breakpoint in $function" {
-re "Breakpoint .* at ($hex).*$gdb_prompt $" {
set address $expect_out(1,string)
default {
fail "set breakpoint in $function"
# If we managed to get the breakpoing address, then check that
# we inserted it at the expected location by examining the
# instruction at that address (we're not interested in the insn
# itself, but rather at the address printed at the begining of
# the instruction).
if { $address != "" } then {
gdb_test "x /i $address" \
".*<$function\\+$expected_location>.*" \
"check $function breakpoint address"
} else {
fail "unable to compute breakpoint address"
insert_breakpoint "li_stw" 12
insert_breakpoint "stack_check_probe_1" 16
insert_breakpoint "stack_check_probe_2" 40
insert_breakpoint "stack_check_probe_loop_1" 68
insert_breakpoint "stack_check_probe_loop_2" 60