+# Copyright 2021 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 support for _Float16 parameters and return values.
+
+if { [skip_avx512fp16_tests] } {
+ unsupported "target does not support AVX512fp16"
+ return -1
+}
+
+standard_testfile
+
+if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
+ {debug additional_flags="-mavx512fp16"}] } {
+ return -1
+}
+
+if { ![runto_main] } {
+ unsupported "could not run to main"
+ return -1
+}
+
+gdb_test "p square(2.2)" "= 4\\.8359"
+
+set line1 [gdb_get_line_number "BP1"]
+set line2 [gdb_get_line_number "BP2"]
+set line3 [gdb_get_line_number "BP3"]
+gdb_breakpoint $line1
+gdb_breakpoint $line3
+
+gdb_continue_to_breakpoint "line1" ".*$srcfile:$line1.*"
+
+with_test_prefix "real" {
+ gdb_test "p num" "= 1\\.25"
+ gdb_test "ptype num" "type = _Float16"
+ gdb_test "finish" "Value returned is.*= 1\\.5625"
+}
+
+gdb_continue_to_breakpoint "line3" ".*$srcfile:$line3.*"
+gdb_test "p plus(b)" "= 8\\.75 \\+ 1\\.5i"
+
+gdb_breakpoint $line2
+gdb_continue_to_breakpoint "line2" ".*$srcfile:$line2.*"
+
+with_test_prefix "complex" {
+ gdb_test "p num" "= 6\\.25 \\+ 1i"
+ gdb_test "ptype num" "type = complex _Float16"
+ gdb_test "finish" "Value returned is.*= 8\\.75 \\+ 1\\.5i"
+}
+
+gdb_continue_to_end