1 # Copyright 2007-2024 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/>.
17 # Tests for ARM iWMMXt register setting and fetching.
19 require {istarget "arm*-*-*"}
21 set testfile "iwmmxt-regs"
22 set binfile ${objdir}/${subdir}/${testfile}
23 set src1 ${srcdir}/${subdir}/${testfile}.c
25 # Try to compile the test case. If we can't, assume this is not an
26 # iWMMXt toolchain and bail out.
27 if { [gdb_compile ${src1} ${binfile} executable {quiet debug}] != "" } {
28 verbose "Skipping iWMMXt register tests."
33 gdb_reinitialize_dir $srcdir/$subdir
37 # Run to `main' where we begin our tests.
44 # Set all the registers to arbitrary values.
45 for {set i 0} {$i < 16} {incr i 1} {
46 gdb_test "set \$wR$i.u64 = ((${i}LL << 32) | ${i})" "" "set reg wR$i"
48 gdb_test "set \$wCSSF = 300" "" "set reg wCSSF"
49 gdb_test "set \$wCASF = 200" "" "set reg wCASF"
50 for {set i 0} {$i < 4} {incr i 1} {
51 gdb_test "set \$wCGR$i = 100 + $i" "" "set reg wCGR$i"
54 # See if the sets stuck.
55 gdb_test "next" ".*write_regs.*" "next over read_regs"
57 for {set i 0} {$i < 16} {incr i 1} {
58 gdb_test "p \$wR$i.u64 == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test reg wR$i"
61 gdb_test "p \$wCASF" "\\\$$decimal = 200" "test reg wCASF"
62 for {set i 0} {$i < 4} {incr i 1} {
63 gdb_test "p \$wCGR$i == 100 + $i" "\\\$$decimal = 1" "test reg wCGR$i"
66 # Also verify the copies read by the target.
67 for {set i 0} {$i < 16} {incr i 1} {
68 gdb_test "p regs\[$i\] == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test stored wR$i"
71 gdb_test "p control_regs\[1\]" "\\\$$decimal = 200" "test stored wCASF"
72 for {set i 0} {$i < 4} {incr i 1} {
73 gdb_test "p control_regs\[$i + 2\] == 100 + $i" "\\\$$decimal = 1" "test stored wCGR$i"