1 # Copyright 2020-2021 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Please email any bugs, comments, and/or additions to this file to:
19 # Test bfloat16 support in AVX512 registers
21 if { [skip_avx512bf16_tests] } {
22 unsupported "target does not support AVX512BF16"
28 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
32 if { ![runto_main] } {
33 unsupported "could not run to main"
38 set line1 [gdb_get_line_number "first breakpoint here"]
40 gdb_continue_to_breakpoint "line1" ".*$srcfile:$line1.*"
42 gdb_test "print \$xmm0.v8_bfloat16" \
43 "= \\{0, 0.125, 0.25, 0.375, 0.5, 0.625, 0.75, 0.875\\}"
45 gdb_test "print \$xmm6.v8_bfloat16" \
46 "= \\{3, 3.125, 3.25, 3.375, 3.5, 3.625, 3.75, 3.875\\}"
49 set line2 [gdb_get_line_number "second breakpoint here"]
51 gdb_continue_to_breakpoint "line2" ".*$srcfile:$line2.*"
53 gdb_test "print \$ymm0.v16_bfloat16\[1\]" "= 8.25"
54 gdb_test "print \$ymm6.v16_bfloat16\[1\]" "= 20.25"
57 set line3 [gdb_get_line_number "third breakpoint here"]
59 gdb_continue_to_breakpoint "line3" ".*$srcfile:$line3.*"
61 gdb_test "print \$zmm0.v32_bfloat16\[1\]" "= 20.5"
62 gdb_test "print \$zmm6.v32_bfloat16\[1\]" "= 68.5"
64 # Test setting of bfloat values
65 gdb_test_no_output "set var \$xmm0.v8_bfloat16\[0\] = 32.25" \
66 "set %xmm0.v8_bfloat16\[0\]"
67 gdb_test_no_output "set var \$ymm8.v16_bfloat16\[1\] = 33.5" \
68 "set %ymm8.v16_bfloat16\[1\]"
69 gdb_test_no_output "set var \$zmm16.v32_bfloat16\[2\] = 22.75" \
70 "set %zmm16.v32_bfloat16\[2\]"
72 gdb_test "p \$xmm0.v8_bfloat16\[0\]" "= 32.25"
73 gdb_test "p \$ymm8.v16_bfloat16\[1\]" "= 33.5"
74 gdb_test "p \$zmm16.v32_bfloat16\[2\]" "= 22.75"