1 # Copyright 2008-2024 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 # This file is part of the gdb testsuite.
19 # Test aarch64 floating point registers q0, q1, v0, v1, fpsr, fpcr
21 require is_aarch64_target
24 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
32 set endianness [get_endianness]
34 gdb_test "break ${srcfile}:[gdb_get_line_number "return"]" \
35 "Breakpoint $decimal at 0x\[0-9a-fA-F\]+: file .*${srcfile}.*\\\." \
36 "set the breakpoint after setting the fp registers"
39 "Continuing.*Breakpoint $decimal.*" \
40 "continue until breakpoint"
42 if {$endianness == "little"} {
43 set reg_value0 "0x1f1e1d1c1b1a19181716151413121110"
44 set reg_value1 "0x2f2e2d2c2b2a29282726252423222120"
46 set reg_value0 "0x101112131415161718191a1b1c1d1e1f"
47 set reg_value1 "0x202122232425262728292a2b2c2d2e2f"
51 "q0.*{u = $reg_value0, s = $reg_value0.*" \
52 "check register q0 value"
55 "q1.*{u = $reg_value1, s = $reg_value1.*" \
56 "check register q1 value"
59 "v0.*$reg_value0}}}" \
60 "check register v0 value"
63 "v1.*$reg_value1}}}" \
64 "check register v1 value"
66 gdb_test "p/x \$fpsr" \
67 "fpsr.*0x\[0-9a-fA-F\].*" \
68 "check register fpsr value"
70 gdb_test "p/x \$fpcr" \
71 "fpcr.*0x\[0-9a-fA-F\].*" \
72 "check register fpcr value"
74 with_test_prefix "bfloat16" {
75 gdb_test "set \$h0.bf = 1.185e-38" \
80 "h0.*{bf = 1.185e-38, f = 7.689e-06, u = 129, s = 129}" \
83 gdb_test "set \$v0.h.bf\[0\] = 0" \
85 "set v0.h.bf\[0\] to 0"
87 gdb_test "p \$v0.h.s\[0\]" \
91 gdb_test "set \$v0.h.bf\[0\] = 1.185e-38" \
93 "set v0.h.bf\[0\] to 129"
95 gdb_test "p \$v0.h.s\[0\]" \