1# Copyright 2024 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# Test a binary that uses MOPS (Memory Operations) instructions. 17# This test is similar to gdb.base/memops-watchpoint.exp, but specifically 18# tests MOPS instructions rather than whatever instructions are used in the 19# system libc's implementation of memset/memcpy/memmove. 20 21require allow_hw_watchpoint_tests allow_aarch64_mops_tests 22 23standard_testfile 24 25if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \ 26 [list debug additional_flags=-march=armv9.3-a]] } { 27 return -1 28} 29 30set linespec ${srcfile}:[gdb_get_line_number "Break here"] 31if ![runto ${linespec}] { 32 return -1 33} 34 35gdb_test "watch -location a\[28\]" \ 36 "(Hardware w|W)atchpoint ${decimal}: -location a\\\[28\\\]" \ 37 "set watch on a" 38gdb_test "watch -location b\[28\]" \ 39 "(Hardware w|W)atchpoint ${decimal}: -location b\\\[28\\\]" \ 40 "set watchpoint on b" 41gdb_test "watch -location c\[28\]" \ 42 "(Hardware w|W)atchpoint ${decimal}: -location c\\\[28\\\]" \ 43 "set watchpoint on c" 44 45gdb_test "continue" \ 46 [multi_line \ 47 "Continuing\\." \ 48 "" \ 49 "Hardware watchpoint ${decimal}: -location a\\\[28\\\]" \ 50 "" \ 51 "Old value = 104 'h'" \ 52 "New value = 0 '\\\\000'" \ 53 "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ 54 "${decimal}\\s+__asm__ volatile \\(\"setp.*\\\\n\\\\t\""] \ 55 "continue until set watchpoint hits" 56 57gdb_test "continue" \ 58 [multi_line \ 59 "Continuing\\." \ 60 "" \ 61 "Hardware watchpoint ${decimal}: -location b\\\[28\\\]" \ 62 "" \ 63 "Old value = 101 'e'" \ 64 "New value = 114 'r'" \ 65 "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ 66 "${decimal}\\s+__asm__ volatile \\(\"cpyp.*\\\\n\\\\t\""] \ 67 "continue until cpy watchpoint hits" 68 69gdb_test "continue" \ 70 [multi_line \ 71 "Continuing\\." \ 72 "" \ 73 "Hardware watchpoint ${decimal}: -location c\\\[28\\\]" \ 74 "" \ 75 "Old value = 100 'd'" \ 76 "New value = 114 'r'" \ 77 "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ 78 "${decimal}\\s+__asm__ volatile \\(\"cpyfp.*\\\\n\\\\t\""] \ 79 "continue until cpyf watchpoint hits" 80