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/>.
16 require allow_xml_test
20 # To test adding registers, we need a core set of registers for this
21 # architecture, or the description will be rejected.
26 switch -glob -- [istarget] {
28 set core-regs {aarch64-core.xml}
31 set architecture "arc:ARCv2"
33 set core-regs {v2-core.xml v2-aux.xml}
37 set core-regs {arm-core.xml}
40 set core-regs {m68k-core.xml}
43 set core-regs {mips-cpu.xml mips-cp0.xml mips-fpu.xml mips-dsp.xml}
46 set core-regs {nds32-core.xml}
49 set core-regs {or1k-core.xml}
53 set core-regs {power-core.xml}
56 set core-regs {s390-core32.xml s390-acr.xml s390-fpr.xml}
60 set core-regs {sparc32-cpu.xml sparc32-fpu.xml sparc32-cp0.xml}
63 set architecture "sparc:v9"
65 set core-regs {sparc64-cpu.xml sparc64-fpu.xml sparc64-cp0.xml}
68 set core-regs {tic6x-core.xml}
71 set architecture "i386"
73 set core-regs {32bit-core.xml 32bit-sse.xml}
76 set architecture "i386:x86-64"
78 set core-regs {64bit-core.xml 64bit-sse.xml}
81 set architecture "riscv:rv64"
83 set core-regs 64bit-cpu.xml
87 set single_reg_xml [gdb_remote_download host \
88 "$srcdir/$subdir/single-reg.xml"]
90 if {[string equal ${core-regs} ""]} {
91 set test "set tdesc file single-reg.xml"
92 set feature_unsupported 0
93 set feature_test_unsupported 0
94 gdb_test_multiple "set tdesc file $single_reg_xml" $test {
95 -re -wrap "warning: Target-supplied registers are not supported" {
96 set feature_unsupported 1
99 -re -wrap "warning: Architecture rejected target-supplied description" {
100 set feature_test_unsupported 1
105 if { $feature_unsupported } {
106 unsupported "register tests"
107 } elseif { $feature_test_unsupported } {
108 # Remind maintainers to add test support.
109 unsupported "register tests (missing architecture-specific core-regs setting)"
115 # Otherwise, we support both XML and target defined registers.
117 # Make sure we reject a description missing standard registers,
119 gdb_test "set tdesc file $single_reg_xml" \
120 "warning: Architecture rejected target-supplied description" \
121 "set tdesc file single-reg.xml"
123 # Copy the core registers into the objdir if necessary, so that they
124 # will be found by <xi:include>.
125 foreach src ${core-regs} {
126 set remote_filename($src) \
127 [gdb_remote_download host "$srcdir/../features/$regdir$src"]
130 # Similarly, we need to copy files under test into the objdir.
131 proc load_description { file errmsg xml_file } {
137 global remote_filename
139 set regs_file [standard_output_file $xml_file]
141 file delete $regs_file
142 set ifd [open "$srcdir/$subdir/$file" r]
143 set ofd [open $regs_file w]
144 while {[gets $ifd line] >= 0} {
145 if {[regexp {<xi:include href="core-regs.xml"/>} $line]} {
146 if {! [string equal ${architecture} ""]} {
147 puts $ofd " <architecture>${architecture}</architecture>"
149 foreach src ${core-regs} {
150 puts $ofd " <xi:include href=\"$src\"/>"
159 set host_regs_file [gdb_remote_download host "$regs_file"]
161 # Anchor the test output, so that error messages are detected.
162 set cmd "set tdesc filename $host_regs_file"
163 set msg "set tdesc filename $xml_file - from $file"
164 set cmd_regex [string_to_regexp $cmd]
165 gdb_test_multiple $cmd $msg {
166 -re "^$cmd_regex\r\n$errmsg$gdb_prompt $" {
172 if {![is_remote host]} {
173 gdb_test "cd [standard_output_file {}]" "Working directory .*" \
174 "cd to directory holding xml"
177 load_description "extra-regs.xml" "" "test-extra-regs.xml"
178 gdb_test "ptype \$extrareg" "type = (int32_t|int|long|long long)"
179 gdb_test "ptype \$uintreg" "type = uint32_t"
180 gdb_test "ptype \$vecreg" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
181 gdb_test "ptype \$unionreg" \
182 "type = union vecint {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
183 gdb_test "ptype \$unionreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
184 gdb_test "ptype \$structreg" \
185 "type = struct struct1 {\r\n *v4int8 v4;\r\n *v2int16 v2;\r\n}"
186 gdb_test "ptype \$structreg.v4" "type = int8_t __attribute__ \\(\\(vector_size\\(4\\)\\)\\)"
187 gdb_test "ptype \$bitfields" \
188 "type = struct struct2 {\r\n *uint64_t f1 : 35;\r\n *uint64_t f2 : 1;\r\n}"
189 gdb_test "ptype \$flags" \
190 "type = flag flags {\r\n *bool X @0;\r\n *uint32_t Y @2;\r\n}"
191 gdb_test "ptype \$mixed_flags" \
192 "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 Z_values {yes = 1, no = 0, maybe = 2, so} Z @8-9;\r\n}"
193 # Reggroups should have at least general and the extra foo group
194 gdb_test "maintenance print reggroups" \
195 "Group\[ \t\]+Type\[ \t\]+\r\n.*general\[ \t\]+user\[ \t\]+\r\n.*foo\[ \t\]+user\[ \t\]+"
197 with_test_prefix "core-only.xml" {
198 load_description "core-only.xml" "" "test-regs.xml"
199 # The extra register from the previous description should be gone.
200 gdb_test "ptype \$extrareg" "type = void"