1 # Copyright 2007-2016 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/>.
16 if {[gdb_skip_xml_test]} {
17 unsupported "tdesc-regs.exp"
23 # To test adding registers, we need a core set of registers for this
24 # architecture, or the description will be rejected.
29 switch -glob -- [istarget] {
31 set core-regs {aarch64-core.xml}
34 set architecture "arc:ARCv2"
35 set core-regs {arc-v2.xml}
38 set core-regs {arm-core.xml}
41 set core-regs {m68k-core.xml}
44 set core-regs {mips-cpu.xml mips-cp0.xml mips-fpu.xml mips-dsp.xml}
47 set core-regs {nds32-core.xml}
50 set core-regs {nios2-cpu.xml}
54 set core-regs {power-core.xml}
57 set core-regs {s390-core32.xml s390-acr.xml s390-fpr.xml}
60 # This may be either the spu-linux-nat target, or the Cell/B.E.
61 # multi-architecture debugger in SPU standalone executable mode.
62 # We do not support XML register sets on SPU in either case.
63 # However, the multi-arch debugger will accept XML registers sets
64 # (on the PowerPC side), hence the test below would fail.
65 # Simply return unconditionally here.
66 unsupported "register tests"
70 set core-regs {tic6x-core.xml}
73 set architecture "i386"
75 set core-regs {32bit-core.xml 32bit-sse.xml}
78 set architecture "i386:x86-64"
80 set core-regs {64bit-core.xml 64bit-sse.xml}
84 # If no core registers were specified, assume this target does not
85 # support target-defined registers. Verify that we get a warning if
86 # we try to use them. This not only tests the warning, but also
87 # reminds maintainers to add test support when they add the feature.
89 set single_reg_xml [gdb_remote_download host \
90 "$srcdir/$subdir/single-reg.xml"]
92 if {[string equal ${core-regs} ""]} {
93 gdb_test "set tdesc file $single_reg_xml" \
94 "warning: Target-supplied registers are not supported.*" \
95 "set tdesc file single-reg.xml"
96 unsupported "register tests"
100 # Otherwise, we support both XML and target defined registers.
102 # Make sure we reject a description missing standard registers,
104 gdb_test "set tdesc file $single_reg_xml" \
105 "warning: Architecture rejected target-supplied description" \
106 "set tdesc file single-reg.xml"
108 # Copy the core registers into the objdir if necessary, so that they
109 # will be found by <xi:include>.
110 foreach src ${core-regs} {
111 set remote_filename($src) \
112 [gdb_remote_download host "$srcdir/../features/$regdir$src"]
115 # Similarly, we need to copy files under test into the objdir.
116 proc load_description { file errmsg xml_file } {
122 global remote_filename
124 set regs_file [standard_output_file $xml_file]
126 file delete $regs_file
127 set ifd [open "$srcdir/$subdir/$file" r]
128 set ofd [open $regs_file w]
129 while {[gets $ifd line] >= 0} {
130 if {[regexp {<xi:include href="core-regs.xml"/>} $line]} {
131 if {! [string equal ${architecture} ""]} {
132 puts $ofd " <architecture>${architecture}</architecture>"
134 foreach src ${core-regs} {
135 puts $ofd " <xi:include href=\"$src\"/>"
144 if {[is_remote host]} {
145 set regs_file [remote_download host "$subdir/$xml_file" $xml_file]
148 # Anchor the test output, so that error messages are detected.
149 set cmd "set tdesc filename [file tail $regs_file]"
150 set msg "set tdesc filename $xml_file - from $file"
151 set cmd_regex [string_to_regexp $cmd]
152 gdb_test_multiple $cmd $msg {
153 -re "^$cmd_regex\r\n$errmsg$gdb_prompt $" {
159 if {![is_remote host]} {
160 gdb_test "cd [standard_output_file {}]" "Working directory .*" \
161 "cd to directory holding xml"
164 load_description "extra-regs.xml" "" "test-extra-regs.xml"
165 gdb_test "ptype \$extrareg" "type = (int|long|long long)"
166 gdb_test "ptype \$uintreg" "type = uint32_t"
167 gdb_test "ptype \$vecreg" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
168 gdb_test "ptype \$unionreg" \
169 "type = union {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
170 gdb_test "ptype \$unionreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
171 gdb_test "ptype \$structreg" \
172 "type = struct struct1 {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
173 gdb_test "ptype \$structreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
174 gdb_test "ptype \$bitfields" \
175 "type = struct struct2 {\r\n *uint64_t f1 : 35;\r\n *uint64_t f2 : 1;\r\n}"
176 gdb_test "ptype \$flags" \
177 "type = flag flags {\r\n *bool X @0;\r\n *uint32_t Y @2;\r\n}"
178 gdb_test "ptype \$mixed_flags" \
179 "type = flag mixed_flags {\r\n *bool A @0;\r\n *uint32_t B @1-3;\r\n *bool C @4;\r\n *uint32_t D @5;\r\n *uint32_t @6-7;\r\n *enum {yes = 1, no = 0, maybe = 2, so} Z @8-9;\r\n}"
181 load_description "core-only.xml" "" "test-regs.xml"
182 # The extra register from the previous description should be gone.
183 gdb_test "ptype \$extrareg" "type = void"