# Copyright 2024 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # Test a binary that uses MOPS (Memory Operations) instructions. # This test is similar to gdb.base/memops-watchpoint.exp, but specifically # tests MOPS instructions rather than whatever instructions are used in the # system libc's implementation of memset/memcpy/memmove. require allow_hw_watchpoint_tests allow_aarch64_mops_tests standard_testfile if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \ [list debug additional_flags=-march=armv9.3-a]] } { return -1 } set linespec ${srcfile}:[gdb_get_line_number "Break here"] if ![runto ${linespec}] { return -1 } gdb_test "watch -location a\[28\]" \ "(Hardware w|W)atchpoint ${decimal}: -location a\\\[28\\\]" \ "set watch on a" gdb_test "watch -location b\[28\]" \ "(Hardware w|W)atchpoint ${decimal}: -location b\\\[28\\\]" \ "set watchpoint on b" gdb_test "watch -location c\[28\]" \ "(Hardware w|W)atchpoint ${decimal}: -location c\\\[28\\\]" \ "set watchpoint on c" gdb_test "continue" \ [multi_line \ "Continuing\\." \ "" \ "Hardware watchpoint ${decimal}: -location a\\\[28\\\]" \ "" \ "Old value = 104 'h'" \ "New value = 0 '\\\\000'" \ "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ "${decimal}\\s+__asm__ volatile \\(\"setp.*\\\\n\\\\t\""] \ "continue until set watchpoint hits" gdb_test "continue" \ [multi_line \ "Continuing\\." \ "" \ "Hardware watchpoint ${decimal}: -location b\\\[28\\\]" \ "" \ "Old value = 101 'e'" \ "New value = 114 'r'" \ "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ "${decimal}\\s+__asm__ volatile \\(\"cpyp.*\\\\n\\\\t\""] \ "continue until cpy watchpoint hits" gdb_test "continue" \ [multi_line \ "Continuing\\." \ "" \ "Hardware watchpoint ${decimal}: -location c\\\[28\\\]" \ "" \ "Old value = 100 'd'" \ "New value = 114 'r'" \ "$hex in main \\(\\) at .*aarch64-mops-watchpoint.c:$decimal" \ "${decimal}\\s+__asm__ volatile \\(\"cpyfp.*\\\\n\\\\t\""] \ "continue until cpyf watchpoint hits"