1 # Copyright (C) 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/>.
18 # Test the vsr registers print values in float128 bit format.
21 require {istarget "powerpc*"} allow_vsx_tests
25 set compile_flags {debug nowarnings quiet}
26 if [test_compiler_info gcc*] {
27 set compile_flags "$compile_flags additional_flags=-maltivec additional_flags=-mabi=altivec"
28 } elseif [test_compiler_info xlc*] {
29 set compile_flags "$compile_flags additional_flags=-qaltivec"
31 warning "unknown compiler"
35 if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $compile_flags] != "" } {
36 untested "failed to compile"
41 gdb_reinitialize_dir $srcdir/$subdir
44 # Run to `main' where we begin our tests.
50 set endianness [get_endianness]
52 # Data sets used throughout the test
54 set vector_field ".*float128 = -2.25,.*"
56 # The vsx registers now contain a 128-bit floating point field. The following tests
57 # setting a vsr register with a 128-bit floating point value and then printing the
58 # register contents using the float format to verify the value is correctly printed
61 # the following corresponds to a 128-bit float value of -2.25
62 if {$endianness == "big"} {
63 gdb_test_no_output "set \$vs1.v4_int32\[3\] = 0x0"
64 gdb_test_no_output "set \$vs1.v4_int32\[2\] = 0x0"
65 gdb_test_no_output "set \$vs1.v4_int32\[1\] = 0x0"
66 gdb_test_no_output "set \$vs1.v4_int32\[0\] = 0xc0002000"
68 gdb_test_no_output "set \$vs1.v4_int32\[0\] = 0x0"
69 gdb_test_no_output "set \$vs1.v4_int32\[1\] = 0x0"
70 gdb_test_no_output "set \$vs1.v4_int32\[2\] = 0x0"
71 gdb_test_no_output "set \$vs1.v4_int32\[3\] = 0xc0002000"
74 # check the contents of the register
75 gdb_test "p/f \$vs1" "$vector_field"