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1d506c26 | 1 | # Copyright 2021-2024 Free Software Foundation, Inc. |
5f6d638d SM |
2 | |
3 | # This file is part of GDB. | |
4 | ||
5 | # This program is free software; you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation; either version 3 of the License, or | |
8 | # (at your option) any later version. | |
9 | ||
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | ||
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | ||
18 | # Verify handling of a GPU program that does a (v)fork + exec to execute | |
19 | # a non-GPU program. | |
20 | ||
21 | load_lib rocm.exp | |
22 | ||
23 | require allow_hipcc_tests | |
24 | ||
25 | standard_testfile -execer.cpp -execee.cpp | |
26 | ||
27 | set srcfile_execer "$srcfile" | |
28 | set srcfile_execee "$srcfile2" | |
29 | set binfile_execee "$binfile-execee" | |
30 | ||
31 | # Compile two versions of execer, one that uses fork and one that uses vfork. | |
32 | foreach_with_prefix fork_func { fork vfork } { | |
33 | set opts [list debug hip additional_flags=-DFORK=$fork_func \ | |
34 | additional_flags=-DEXECEE="${::binfile_execee}"] | |
35 | if {[build_executable "failed to prepare" ${::binfile}-execer-${fork_func} \ | |
36 | $srcfile_execer $opts]} { | |
37 | return | |
38 | } | |
39 | } | |
40 | ||
41 | if {[build_executable "failed to prepare" $binfile_execee $srcfile_execee \ | |
42 | {debug}]} { | |
43 | return | |
44 | } | |
45 | ||
46 | proc do_test { detach-on-fork follow-fork-mode fork_func } { | |
47 | # In this case, the parent can't execute, as it's blocked in | |
48 | # vfork. Skip it. | |
49 | if { ${detach-on-fork} == "off" | |
50 | && ${follow-fork-mode} == "parent" | |
51 | && ${fork_func} == "vfork" } { | |
52 | return | |
53 | } | |
54 | ||
55 | with_rocm_gpu_lock { | |
56 | clean_restart ${::binfile}-execer-${fork_func} | |
57 | ||
58 | gdb_test_no_output "set detach-on-fork ${detach-on-fork}" | |
59 | gdb_test_no_output "set follow-fork-mode ${follow-fork-mode}" | |
60 | ||
61 | if { ${follow-fork-mode} == "parent" } { | |
62 | runto break_here_execer allow-pending message | |
63 | gdb_continue_to_end "continue parent to end" "continue" 1 | |
64 | ||
65 | if { ${detach-on-fork} == "off" } { | |
66 | gdb_test "inferior 2" "Switching to inferior 2 .*" | |
67 | gdb_continue_to_end "continue child to end" "continue" 1 | |
68 | } | |
69 | } elseif { ${follow-fork-mode} == "child" } { | |
70 | runto break_here_execee allow-pending message | |
71 | gdb_continue_to_end "continue child to end" "continue" 1 | |
72 | ||
73 | if { ${detach-on-fork} == "off" } { | |
74 | gdb_test "inferior 1" "Switching to inferior 1 .*" | |
75 | gdb_continue_to_end "continue parent to end" "continue" 1 | |
76 | } | |
77 | } else { | |
78 | error "unexpected follow-fork-mode value: ${follow-fork-mode}" | |
79 | } | |
80 | } | |
81 | } | |
82 | ||
83 | foreach_with_prefix detach-on-fork { on off } { | |
84 | foreach_with_prefix follow-fork-mode { parent child } { | |
85 | foreach_with_prefix fork_func { fork vfork } { | |
86 | do_test ${detach-on-fork} ${follow-fork-mode} $fork_func | |
87 | } | |
88 | } | |
89 | } |