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+/* This test program is part of GDB, the GNU debugger.
+
+ 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/>. */
+
+int
+main (void)
+{
+ char source[40] __attribute__ ((aligned (8)))
+ = "This is a relatively long string...";
+ char a[40] __attribute__ ((aligned (8)))
+ = "String to be overwritten with zeroes";
+ char b[40] __attribute__ ((aligned (8)))
+ = "Another string to be memcopied...";
+ char c[40] __attribute__ ((aligned (8)))
+ = "Another string to be memmoved...";
+ char *p, *q;
+ long size, zero;
+
+ /* Break here. */
+ p = a;
+ size = sizeof (a);
+ zero = 0;
+ /* memset implemented in MOPS instructions. */
+ __asm__ volatile ("setp [%0]!, %1!, %2\n\t"
+ "setm [%0]!, %1!, %2\n\t"
+ "sete [%0]!, %1!, %2\n\t"
+ : "+&r"(p), "+&r"(size)
+ : "r"(zero)
+ : "memory");
+
+ p = b;
+ q = source;
+ size = sizeof (b);
+ /* memmove implemented in MOPS instructions. */
+ __asm__ volatile ("cpyp [%0]!, [%1]!, %2!\n\t"
+ "cpym [%0]!, [%1]!, %2!\n\t"
+ "cpye [%0]!, [%1]!, %2!\n\t"
+ : "+&r" (p), "+&r" (q), "+&r" (size)
+ :
+ : "memory");
+ p = c;
+ q = source;
+ size = sizeof (c);
+ /* memcpy implemented in MOPS instructions. */
+ __asm__ volatile ("cpyfp [%0]!, [%1]!, %2!\n\t"
+ "cpyfm [%0]!, [%1]!, %2!\n\t"
+ "cpyfe [%0]!, [%1]!, %2!\n\t"
+ : "+&r" (p), "+&r" (q), "+&r" (size)
+ :
+ : "memory");
+
+ return 0;
+}
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+# 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"