84 lines
2.5 KiB
Text
84 lines
2.5 KiB
Text
# Copyright (C) 2008-2022 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# Test the vsr registers print values in float128 bit format.
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#
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if {![istarget "powerpc*"] || [skip_vsx_tests]} then {
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verbose "Skipping vsr float128 field tests."
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return
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}
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standard_testfile
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set compile_flags {debug nowarnings quiet}
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if [test_compiler_info gcc*] {
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set compile_flags "$compile_flags additional_flags=-maltivec additional_flags=-mabi=altivec"
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} elseif [test_compiler_info xlc*] {
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set compile_flags "$compile_flags additional_flags=-qaltivec"
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} else {
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warning "unknown compiler"
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return -1
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}
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if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $compile_flags] != "" } {
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untested "failed to compile"
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return -1
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}
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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# Run to `main' where we begin our tests.
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if ![runto_main] then {
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return 0
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}
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set endianness [get_endianness]
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# Data sets used throughout the test
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set vector_field ".*float128 = -2.25,.*"
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# The vsx registers now contain a 128-bit floating point field. The following tests
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# setting a vsr register with a 128-bit floating point value and then printing the
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# register contents using the float format to verify the value is correctly printed
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# as a 128-bit value.
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# the following corresponds to a 128-bit float value of -2.25
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if {$endianness == "big"} {
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gdb_test_no_output "set \$vs1.v4_int32\[3\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[2\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[1\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[0\] = 0xc0002000"
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} else {
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gdb_test_no_output "set \$vs1.v4_int32\[0\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[1\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[2\] = 0x0"
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gdb_test_no_output "set \$vs1.v4_int32\[3\] = 0xc0002000"
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}
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# check the contents of the register
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gdb_test "p/f \$vs1" "$vector_field"
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gdb_exit
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