1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
|
# Copyright 2014-2020 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/>.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-2 and use gas.
if {![dwarf2_support]} {
return 0
}
standard_testfile data-loc.c data-loc-dw.S
# We need to know the size of integer and address types in order
# to write some of the debugging info we'd like to generate.
#
# For that, we ask GDB by debugging our data-loc.c program.
# Any program would do, but since we already have data-loc.c
# specifically for this testcase, might as well use that.
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
return -1
}
# Make some DWARF for the test.
set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
cu {} {
DW_TAG_compile_unit {
{DW_AT_language @DW_LANG_Ada95}
{DW_AT_name foo.adb}
{DW_AT_comp_dir /tmp}
} {
declare_labels integer_label array_label array_ptr_label
set int_size [get_sizeof "int" 4]
set voidp_size [get_sizeof "void *" 96]
integer_label: DW_TAG_base_type {
{DW_AT_byte_size $int_size DW_FORM_sdata}
{DW_AT_encoding @DW_ATE_signed}
{DW_AT_name integer}
}
array_label: DW_TAG_array_type {
{DW_AT_name foo__array_type}
{DW_AT_type :$integer_label}
{DW_AT_data_location {
DW_OP_push_object_address
DW_OP_deref
} SPECIAL_expr}
{external 1 flag}
} {
DW_TAG_subrange_type {
{DW_AT_type :$integer_label}
{DW_AT_lower_bound {
DW_OP_push_object_address
DW_OP_plus_uconst $voidp_size
DW_OP_deref
DW_OP_deref_size $int_size
} SPECIAL_expr}
{DW_AT_upper_bound {
DW_OP_push_object_address
DW_OP_plus_uconst $voidp_size
DW_OP_deref
DW_OP_plus_uconst $int_size
DW_OP_deref_size $int_size
} SPECIAL_expr}
}
}
array_ptr_label: DW_TAG_typedef {
{DW_AT_name foo__array_type}
{DW_AT_type :$array_label}
}
DW_TAG_variable {
{DW_AT_name foo__three}
{DW_AT_type :$array_label}
{DW_AT_location {
DW_OP_addr [gdb_target_symbol table_1]
} SPECIAL_expr}
{external 1 flag}
}
DW_TAG_variable {
{DW_AT_name foo__three_tdef}
{DW_AT_type :$array_ptr_label}
{DW_AT_location {
DW_OP_addr [gdb_target_symbol table_1]
} SPECIAL_expr}
{external 1 flag}
}
DW_TAG_variable {
{DW_AT_name foo__five}
{DW_AT_type :$array_label}
{DW_AT_location {
DW_OP_addr [gdb_target_symbol table_2]
} SPECIAL_expr}
{external 1 flag}
}
DW_TAG_variable {
{DW_AT_name foo__five_tdef}
{DW_AT_type :$array_ptr_label}
{DW_AT_location {
DW_OP_addr [gdb_target_symbol table_2]
} SPECIAL_expr}
{external 1 flag}
}
}
}
}
# Now that we've generated the DWARF debugging info, rebuild our
# program using our debug info instead of the info generated by
# the compiler.
if { [prepare_for_testing "failed to prepare" ${testfile} \
[list $srcfile $asm_file] {nodebug}] } {
return -1
}
if ![runto_main] {
return -1
}
gdb_test_no_output "set language ada"
# foo.three
gdb_test "print foo.three" \
" = \\(1, 2, 3\\)"
gdb_test "ptype foo.three" \
"type = array \\(1 .. 3\\) of integer"
gdb_test "print foo.three(1)" \
" = 1"
gdb_test "print foo.three(2)" \
" = 2"
gdb_test "print foo.three(3)" \
" = 3"
gdb_test "print foo.three'first" \
" = 1"
gdb_test "print foo.three'last" \
" = 3"
gdb_test "print foo.three'length" \
" = 3"
# foo.three_tdef
gdb_test "print foo.three_tdef" \
" = \\(1, 2, 3\\)"
gdb_test "ptype foo.three_tdef" \
"type = array \\(1 .. 3\\) of integer"
gdb_test "print foo.three_tdef(1)" \
" = 1"
gdb_test "print foo.three_tdef(2)" \
" = 2"
gdb_test "print foo.three_tdef(3)" \
" = 3"
gdb_test "print foo.three_tdef'first" \
" = 1"
gdb_test "print foo.three_tdef'last" \
" = 3"
gdb_test "print foo.three_tdef'length" \
" = 3"
gdb_test "print foo.five" \
" = \\(2 => 5, 8, 13, 21, 34\\)"
gdb_test "ptype foo.five" \
"type = array \\(2 .. 6\\) of integer"
gdb_test "ptype foo.array_type" \
"type = array \\(<>\\) of integer"
# foo.five
gdb_test "print foo.five(2)" \
" = 5"
gdb_test "print foo.five(3)" \
" = 8"
gdb_test "print foo.five(4)" \
" = 13"
gdb_test "print foo.five(5)" \
" = 21"
gdb_test "print foo.five(6)" \
" = 34"
gdb_test "print foo.five'first" \
" = 2"
gdb_test "print foo.five'last" \
" = 6"
gdb_test "print foo.five'length" \
" = 5"
# foo.five_tdef
gdb_test "print foo.five_tdef" \
" = \\(2 => 5, 8, 13, 21, 34\\)"
gdb_test "ptype foo.five_tdef" \
"type = array \\(2 .. 6\\) of integer"
gdb_test "print foo.five_tdef(2)" \
" = 5"
gdb_test "print foo.five_tdef(3)" \
" = 8"
gdb_test "print foo.five_tdef(4)" \
" = 13"
gdb_test "print foo.five_tdef(5)" \
" = 21"
gdb_test "print foo.five_tdef(6)" \
" = 34"
gdb_test "print foo.five_tdef'first" \
" = 2"
gdb_test "print foo.five_tdef'last" \
" = 6"
gdb_test "print foo.five_tdef'length" \
" = 5"
gdb_test_no_output "set lang c"
# foo__three
gdb_test "print foo__three" \
" = \\{1, 2, 3\\}"
gdb_test "ptype foo__three" \
"type = integer \\\[3\\\]"
# foo__three_tdef
gdb_test "print foo__three_tdef" \
" = \\{1, 2, 3\\}"
gdb_test "ptype foo__three_tdef" \
"type = integer \\\[3\\\]"
# foo__five
gdb_test "print foo__five" \
" = \\{5, 8, 13, 21, 34\\}"
gdb_test "ptype foo__five" \
"type = integer \\\[5\\\]"
# foo__five_tdef
gdb_test "print foo__five_tdef" \
" = \\{5, 8, 13, 21, 34\\}"
gdb_test "ptype foo__five_tdef" \
"type = integer \\\[5\\\]"
gdb_test "ptype foo__array_type" \
"type = integer \\\[variable length\\\]"
|
