1 # This testcase is part of GDB, the GNU debugger.
3 # Copyright 2017-2023 Free Software Foundation, Inc.
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.
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.
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/>.
18 # Test listing reggroups and the registers in each group.
22 if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
30 set invalid_register_re "Invalid register .*"
32 # Fetch all reggroups from 'maint print reggroups'.
34 proc fetch_reggroups {test} {
38 gdb_test_multiple "maint print reggroups" $test {
39 -re "maint print reggroups\r\n" {
42 -re "^ Group\[ \t\]+Type\[ \t\]+\r\n" {
45 -re "^ (\[_0-9a-zA-Z-\]+)\[ \t\]+(user|internal)\[ \t\]+\r\n" {
46 lappend reggroups $expect_out(1,string)
50 gdb_assert "[llength $reggroups] != 0" $test
57 # Fetch all registers for a reggroup from 'info reg <reggroup>'.
59 proc fetch_reggroup_regs {reggroup test} {
61 global invalid_register_re
63 # The command info reg <reggroup> will return something like the following:
66 # r1 0x7fdffc 0x7fdffc^M
67 # r2 0x7fe000 0x7fe000^M
68 # npc 0x23a8 0x23a8 <main+12>^M
69 # sr 0x8401 [ SM CY FO CID=0 ]^M
71 # We parse out and return the reg names, this is done by detecting
72 # that for each line we have a register name followed by a $hex number.
74 # Note: we will not return vector registers, but I think this is ok because
75 # for testing purposes we just want to ensure we get some registers and dont
76 # fail. Example vector register:
78 # xmm0 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, ... }}
81 gdb_test_multiple "info reg $reggroup" $test {
82 -re "info reg $reggroup\r\n" {
85 -re "^(\[0-9a-zA-Z-\]+)\[ \t\]+(0x\[0-9a-f\]+)\[ \t\]+(\[^\n\r\]+)\r\n" {
86 lappend regs $expect_out(1,string)
89 -re $invalid_register_re {
90 fail "$test (unexpected invalid register response)"
99 set reggroups [fetch_reggroups "fetch reggroups"]
101 foreach reggroup $reggroups {
102 set regs [fetch_reggroup_regs $reggroup "fetch reggroup regs $reggroup"]
103 set regcount [expr $regcount + [llength $regs]]
106 gdb_assert "[llength $regcount] != 0" "system has reggroup registers"
108 # If this fails it means that probably someone changed the error text returned
109 # for an invalid register argument. If that happens we should fix the pattern
110 # here and in the fetch_reggroup_regs procedure above.
111 gdb_test "info reg invalid-reggroup" $invalid_register_re \
112 "info reg invalid-reggroup should report 'Invalid register'"