gdb: Allow GDB to _not_ load a previous command history
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.arch / s390-tdbregs.exp
1 # Copyright 2004-2020 Free Software Foundation, Inc.
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/>.
15
16 # Please email any bugs, comments, and/or additions to this file to:
17 # bug-gdb@gnu.org
18
19 # This file is part of the gdb testsuite.
20
21
22 if { ![istarget s390-*-*] && ![istarget s390x-*-* ] } {
23 verbose "Skipping s390 TDB register tests."
24 return
25 }
26
27 standard_testfile .c
28
29 # The test case assumes that no FP- or vector instructions occur within
30 # the transaction. Thus tell the compiler to use soft float, so it
31 # doesn't emit them. Some GCC versions may otherwise do so, and an
32 # endless loop would result.
33 if { [prepare_for_testing "failed to prepare" $testfile $srcfile \
34 [list "debug" "additional_flags=-msoft-float"]] } {
35 return -1
36 }
37
38 if ![runto_main] then {
39 fail "can't run to main"
40 return 0
41 }
42
43 gdb_test_multiple "next" "check for TE support" {
44 -re "Program received signal SIGILL,.*\r\n$gdb_prompt $" {
45 unsupported "no TE support."
46 return
47 }
48 -re "\[0-9\]+.*\r\n$gdb_prompt $" {
49 pass "TE support available"
50 }
51 -re "$gdb_prompt $" {
52 unsupported "no TE support (unknown error)."
53 return
54 }
55 }
56
57 set crashline [gdb_get_line_number "FAULT"]
58
59 gdb_test "print \$tdb0" "\\\$\[0-9\]+ = <unavailable>" "tdb0 unavailable"
60 gdb_test "print \$tr0" "\\\$\[0-9\]+ = <unavailable>" "tr0 unavailable"
61 gdb_test "next" \
62 "Program received signal SIGSEGV, .*" \
63 "crash in transaction"
64 gdb_test "print/x \$tdb0" "\\\$\[0-9\]+ = 0x1.*" "tdb0 available"
65 gdb_test "set print symbol-filename" "" "set print symbol-filename"
66 gdb_test "print/a \$atia" \
67 "<crash_in_transaction.*:$crashline>" \
68 "ATIA points to crash"
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