# Copyright 2007-2016 Free Software Foundation, Inc. # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # # Tests for ARM iWMMXt register setting and fetching. if ![istarget "arm*-*-*"] then { verbose "Skipping iWMMXt register tests." return } set testfile "iwmmxt-regs" set binfile ${objdir}/${subdir}/${testfile} set src1 ${srcdir}/${subdir}/${testfile}.c # Try to compile the test case. If we can't, assume this is not an # iWMMXt toolchain and bail out. if { [gdb_compile ${src1} ${binfile} executable {quiet debug}] != "" } { verbose "Skipping iWMMXt register tests." return } gdb_start gdb_reinitialize_dir $srcdir/$subdir gdb_load ${binfile} # # Run to `main' where we begin our tests. # if ![runto_main] then { gdb_suppress_tests } # Set all the registers to arbitrary values. for {set i 0} {$i < 16} {incr i 1} { gdb_test "set \$wR$i.u64 = ((${i}LL << 32) | ${i})" "" "set reg wR$i" } gdb_test "set \$wCSSF = 300" "" "set reg wCSSF" gdb_test "set \$wCASF = 200" "" "set reg wCASF" for {set i 0} {$i < 4} {incr i 1} { gdb_test "set \$wCGR$i = 100 + $i" "" "set reg wCGR$i" } # See if the sets stuck. gdb_test "next" ".*write_regs.*" "next over read_regs" for {set i 0} {$i < 16} {incr i 1} { gdb_test "p \$wR$i.u64 == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test reg wR$i" } # Don't test wCSSF. gdb_test "p \$wCASF" "\\\$$decimal = 200" "test reg wCASF" for {set i 0} {$i < 4} {incr i 1} { gdb_test "p \$wCGR$i == 100 + $i" "\\\$$decimal = 1" "test reg wCGR$i" } # Also verify the copies read by the target. for {set i 0} {$i < 16} {incr i 1} { gdb_test "p regs\[$i\] == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test stored wR$i" } # Don't test wcssf. gdb_test "p control_regs\[1\]" "\\\$$decimal = 200" "test stored wCASF" for {set i 0} {$i < 4} {incr i 1} { gdb_test "p control_regs\[$i + 2\] == 100 + $i" "\\\$$decimal = 1" "test stored wCGR$i" }