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e2882c85 | 1 | # Copyright 2009-2018 Free Software Foundation, Inc. |
e7802207 TT |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
810cfdbb | 15 | load_lib dwarf.exp |
e7802207 TT |
16 | |
17 | # Test DW_OP_call_frame_cfa. | |
18 | ||
19 | # This test can only be run on targets which support DWARF-2 and use gas. | |
810cfdbb | 20 | if {![dwarf2_support]} { |
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21 | return 0 |
22 | } | |
23 | # This test can only be run on x86 targets. | |
6edba76f | 24 | if {![is_x86_like_target]} { |
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25 | return 0 |
26 | } | |
27 | ||
c83ee902 | 28 | standard_testfile .S |
e7802207 | 29 | |
5b362f04 | 30 | if {[prepare_for_testing "failed to prepare" $testfile $srcfile \ |
c83ee902 | 31 | [list {additional_flags=-nostdlib}]]} { |
e7802207 TT |
32 | return -1 |
33 | } | |
34 | ||
787d21e1 TT |
35 | if ![runto_main] { |
36 | return -1 | |
37 | } | |
38 | ||
39 | gdb_test "break *func" "Breakpoint 2.*" "set breakpoint for call-frame-cfa" | |
40 | gdb_continue_to_breakpoint "continue to breakpoint for call-frame-cfa" | |
e7802207 TT |
41 | gdb_test "display arg" "arg = 77" "set display for call-frame-cfa" |
42 | ||
43 | # We know how many instructions are in the function. Note that we | |
44 | # can't handle the "ret" instruction due to the epilogue unwinder. | |
45 | for {set i 1} {$i < 5} {incr i} { | |
46 | gdb_test "si" "arg = 77" "step $i for call-frame-cfa" | |
47 | } |