176 lines
5.4 KiB
Text
176 lines
5.4 KiB
Text
# Copyright 2007-2016 Free Software Foundation, Inc.
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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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if {[gdb_skip_xml_test]} {
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unsupported "tdesc-regs.exp"
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return -1
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}
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gdb_start
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# To test adding registers, we need a core set of registers for this
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# architecture, or the description will be rejected.
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set core-regs ""
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set regdir ""
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set architecture ""
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switch -glob -- [istarget] {
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"aarch64*-*-*" {
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set core-regs {aarch64-core.xml}
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}
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"arm*-*-*" {
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set core-regs {arm-core.xml}
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}
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"*m68k-*-*" {
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set core-regs {m68k-core.xml}
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}
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"mips*-*-*" {
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set core-regs {mips-cpu.xml mips-cp0.xml mips-fpu.xml mips-dsp.xml}
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}
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"nios2-*-*" {
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set core-regs {nios2-cpu.xml}
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}
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"powerpc*-*-*" {
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set regdir "rs6000/"
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set core-regs {power-core.xml}
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}
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"s390*-*-*" {
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set core-regs {s390-core32.xml s390-acr.xml s390-fpr.xml}
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}
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"spu*-*-*" {
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# This may be either the spu-linux-nat target, or the Cell/B.E.
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# multi-architecture debugger in SPU standalone executable mode.
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# We do not support XML register sets on SPU in either case.
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# However, the multi-arch debugger will accept XML registers sets
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# (on the PowerPC side), hence the test below would fail.
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# Simply return unconditionally here.
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unsupported "register tests"
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return 0
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}
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"tic6x-*-*" {
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set core-regs {tic6x-core.xml}
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}
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"i?86-*-*" {
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set architecture "i386"
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set regdir "i386/"
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set core-regs {32bit-core.xml 32bit-sse.xml}
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}
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"x86_64-*-*" {
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set architecture "i386:x86-64"
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set regdir "i386/"
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set core-regs {64bit-core.xml 64bit-sse.xml}
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}
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}
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# If no core registers were specified, assume this target does not
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# support target-defined registers. Verify that we get a warning if
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# we try to use them. This not only tests the warning, but also
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# reminds maintainers to add test support when they add the feature.
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set single_reg_xml [gdb_remote_download host \
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"$srcdir/$subdir/single-reg.xml"]
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if {[string equal ${core-regs} ""]} {
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gdb_test "set tdesc file $single_reg_xml" \
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"warning: Target-supplied registers are not supported.*" \
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"set tdesc file single-reg.xml"
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unsupported "register tests"
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return 0
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}
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# Otherwise, we support both XML and target defined registers.
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# Make sure we reject a description missing standard registers,
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# like the PC.
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gdb_test "set tdesc file $single_reg_xml" \
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"warning: Architecture rejected target-supplied description" \
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"set tdesc file single-reg.xml"
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# Copy the core registers into the objdir if necessary, so that they
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# will be found by <xi:include>.
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foreach src ${core-regs} {
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set remote_filename($src) \
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[gdb_remote_download host "$srcdir/../features/$regdir$src"]
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}
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# Similarly, we need to copy files under test into the objdir.
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proc load_description { file errmsg } {
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global srcdir
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global subdir
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global gdb_prompt
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global core-regs
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global architecture
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global remote_filename
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set regs_file [standard_output_file regs.xml]
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file delete $regs_file
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set ifd [open "$srcdir/$subdir/$file" r]
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set ofd [open $regs_file w]
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while {[gets $ifd line] >= 0} {
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if {[regexp {<xi:include href="core-regs.xml"/>} $line]} {
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if {! [string equal ${architecture} ""]} {
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puts $ofd " <architecture>${architecture}</architecture>"
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}
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foreach src ${core-regs} {
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puts $ofd " <xi:include href=\"$src\"/>"
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}
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} else {
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puts $ofd $line
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}
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}
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close $ifd
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close $ofd
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if {[is_remote host]} {
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set regs_file [remote_download host "$subdir/regs.xml" "regs.xml"]
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}
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# Anchor the test output, so that error messages are detected.
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set cmd "set tdesc filename [file tail $regs_file]"
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set msg "set tdesc filename regs.xml - from $file"
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set cmd_regex [string_to_regexp $cmd]
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gdb_test_multiple $cmd $msg {
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-re "^$cmd_regex\r\n$errmsg$gdb_prompt $" {
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pass $msg
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}
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}
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if {[is_remote host]} {
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remote_file host delete "regs.xml"
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}
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}
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if {![is_remote host]} {
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gdb_test "cd [standard_output_file {}]" "Working directory .*" \
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"cd to directory holding xml"
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}
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load_description "extra-regs.xml" ""
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gdb_test "ptype \$extrareg" "type = (int|long|long long)"
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gdb_test "ptype \$uintreg" "type = uint32_t"
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gdb_test "ptype \$vecreg" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
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gdb_test "ptype \$unionreg" \
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"type = union {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
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gdb_test "ptype \$unionreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
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gdb_test "ptype \$structreg" \
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"type = struct struct1 {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
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gdb_test "ptype \$structreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
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gdb_test "ptype \$bitfields" \
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"type = struct struct2 {\r\n *uint64_t f1 : 35;\r\n *uint64_t f2 : 1;\r\n}"
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load_description "core-only.xml" ""
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# The extra register from the previous description should be gone.
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gdb_test "ptype \$extrareg" "type = void"
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