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jeremybenn |
# Copyright 2007, 2008, 2009, 2010 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 .
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#
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# Tests for ARM iWMMXt register setting and fetching.
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if ![istarget "arm*-*-*"] then {
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verbose "Skipping iWMMXt register tests."
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return
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}
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set testfile "iwmmxt-regs"
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set binfile ${objdir}/${subdir}/${testfile}
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set src1 ${srcdir}/${subdir}/${testfile}.c
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# Try to compile the test case. If we can't, assume this is not an
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# iWMMXt toolchain and bail out.
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if { [gdb_compile ${src1} ${binfile} executable {quiet debug}] != "" } {
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verbose "Skipping iWMMXt register tests."
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return
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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 ${binfile}
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#
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# Run to `main' where we begin our tests.
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#
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if ![runto_main] then {
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gdb_suppress_tests
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}
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# Set all the registers to arbitrary values.
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for {set i 0} {$i < 16} {incr i 1} {
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gdb_test "set \$wR$i.u64 = ((${i}LL << 32) | ${i})" "" "set reg wR$i"
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}
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gdb_test "set \$wCSSF = 300" "" "set reg wCSSF"
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gdb_test "set \$wCASF = 200" "" "set reg wCASF"
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for {set i 0} {$i < 4} {incr i 1} {
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gdb_test "set \$wCGR$i = 100 + $i" "" "set reg wCGR$i"
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}
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# See if the sets stuck.
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gdb_test "next" ".*write_regs.*" "next over read_regs"
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for {set i 0} {$i < 16} {incr i 1} {
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gdb_test "p \$wR$i.u64 == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test reg wR$i"
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}
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# Don't test wCSSF.
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gdb_test "p \$wCASF" "\\\$$decimal = 200" "test reg wCASF"
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for {set i 0} {$i < 4} {incr i 1} {
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gdb_test "p \$wCGR$i == 100 + $i" "\\\$$decimal = 1" "test reg wCGR$i"
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}
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# Also verify the copies read by the target.
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for {set i 0} {$i < 16} {incr i 1} {
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gdb_test "p regs\[$i\] == ((${i}LL << 32) | ${i})" "\\\$$decimal = 1" "test stored wR$i"
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}
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# Don't test wcssf.
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gdb_test "p control_regs\[1\]" "\\\$$decimal = 200" "test stored wCASF"
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for {set i 0} {$i < 4} {incr i 1} {
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gdb_test "p control_regs\[$i + 2\] == 100 + $i" "\\\$$decimal = 1" "test stored wCGR$i"
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}
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