]>
Commit | Line | Data |
---|---|---|
8da195dd AC |
1 | # This testcase is part of GDB, the GNU debugger. |
2 | ||
1d506c26 | 3 | # Copyright 2002-2024 Free Software Foundation, Inc. |
27e829d0 AC |
4 | |
5 | # This program is free software; you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
e22f8b7c | 7 | # the Free Software Foundation; either version 3 of the License, or |
27e829d0 AC |
8 | # (at your option) any later version. |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
e22f8b7c | 16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
27e829d0 | 17 | |
e229648e JK |
18 | standard_testfile |
19 | set executable $testfile | |
27e829d0 | 20 | |
5b362f04 | 21 | if { [prepare_for_testing "failed to prepare" $executable $srcfile] } { |
b9c5a23d | 22 | return -1 |
27e829d0 AC |
23 | } |
24 | ||
27e829d0 AC |
25 | # |
26 | # set it up at a breakpoint so we can play with the variable values | |
27 | # | |
28 | ||
65a33d75 | 29 | if {![runto_main]} { |
cdd42066 | 30 | return |
27e829d0 AC |
31 | } |
32 | ||
33 | # | |
34 | ||
81a58f5b | 35 | proc check_set { t l r new add } { |
263a0f8c JK |
36 | global gdb_prompt |
37 | ||
8da195dd | 38 | set prefix "var ${t} l" |
27e829d0 | 39 | gdb_test "tbreak wack_${t}" |
263a0f8c JK |
40 | |
41 | set test "continue to wack_${t}" | |
42 | gdb_test_multiple "continue" $test { | |
43 | -re "register ${t} l = u, r = v;\r\n$gdb_prompt $" { | |
44 | # See GCC PR debug/53948. | |
45 | send_gdb "next\n" | |
46 | exp_continue | |
47 | } | |
48 | -re "l = add_${t} .l, r.;\r\n$gdb_prompt $" { | |
49 | pass $test | |
50 | } | |
51 | } | |
52 | ||
abf6d805 | 53 | set supported_l 1 |
25e5c209 TV |
54 | set test "${prefix}; print old l, expecting ${l}" |
55 | gdb_test_multiple "print l" "$test" { | |
abf6d805 | 56 | -re -wrap " = <optimized out>" { |
25e5c209 | 57 | unsupported $test |
abf6d805 | 58 | set supported_l 0 |
25e5c209 | 59 | } |
abf6d805 | 60 | -re -wrap " = ${l}" { |
25e5c209 TV |
61 | pass $test |
62 | } | |
63 | } | |
abf6d805 TV |
64 | |
65 | set test "${prefix}; print old r, expecting ${r}" | |
66 | gdb_test_multiple "print r" "$test" { | |
67 | -re -wrap " = <optimized out>" { | |
68 | unsupported $test | |
69 | } | |
70 | -re -wrap " = ${r}" { | |
71 | pass $test | |
72 | } | |
73 | } | |
74 | ||
75 | if { $supported_l } { | |
25e5c209 TV |
76 | gdb_test_no_output "set variable l = 4" \ |
77 | "${prefix}; setting l to 4" | |
78 | gdb_test "print l" " = ${new}" \ | |
79 | "${prefix}; print new l, expecting ${new}" | |
abf6d805 TV |
80 | } |
81 | gdb_test "next" "return l \\+ r;" \ | |
82 | "${prefix}; next over add call" | |
83 | if { $supported_l } { | |
25e5c209 TV |
84 | gdb_test "print l" " = ${add}" \ |
85 | "${prefix}; print incremented l, expecting ${add}" | |
86 | } | |
27e829d0 AC |
87 | } |
88 | ||
30b66ecc | 89 | check_set "charest" "-1 .*" "-2 .*" "4 ..004." "2 ..002." |
81a58f5b AC |
90 | check_set "short" "-1" "-2" "4" "2" |
91 | check_set "int" "-1" "-2" "4" "2" | |
92 | check_set "long" "-1" "-2" "4" "2" | |
93 | check_set "longest" "-1" "-2" "4" "2" | |
94 | check_set "float" "-1" "-2" "4" "2" | |
95 | check_set "double" "-1" "-2" "4" "2" | |
96 | check_set "doublest" "-1" "-2" "4" "2" | |
27e829d0 AC |
97 | |
98 | # | |
99 | ||
81a58f5b | 100 | proc up_set { t l r new } { |
25e5c209 TV |
101 | global gdb_prompt |
102 | ||
8da195dd | 103 | set prefix "upvar ${t} l" |
27e829d0 | 104 | gdb_test "tbreak add_${t}" |
8da195dd AC |
105 | gdb_test "continue" "return u . v;" \ |
106 | "continue to add_${t}" | |
107 | gdb_test "up" "l = add_${t} .l, r.;" \ | |
108 | "${prefix}; up" | |
25e5c209 | 109 | |
abf6d805 | 110 | set supported_l 1 |
25e5c209 TV |
111 | set test "${prefix}; print old l, expecting ${l}" |
112 | gdb_test_multiple "print l" "$test" { | |
abf6d805 | 113 | -re -wrap " = <optimized out>" { |
25e5c209 | 114 | unsupported $test |
abf6d805 | 115 | set supported_l 0 |
25e5c209 | 116 | } |
abf6d805 | 117 | -re -wrap " = ${l}" { |
25e5c209 TV |
118 | pass $test |
119 | } | |
120 | } | |
abf6d805 TV |
121 | |
122 | set test "${prefix}; print old r, expecting ${r}" | |
123 | gdb_test_multiple "print r" "$test" { | |
124 | -re -wrap " = <optimized out>" { | |
125 | unsupported $test | |
126 | } | |
127 | -re -wrap " = ${r}" { | |
128 | pass $test | |
129 | } | |
130 | } | |
131 | ||
132 | if { $supported_l } { | |
25e5c209 TV |
133 | gdb_test_no_output "set variable l = 4" \ |
134 | "${prefix}; set l to 4" | |
135 | gdb_test "print l" " = ${new}" \ | |
136 | "${prefix}; print new l, expecting ${new}" | |
137 | } | |
27e829d0 AC |
138 | } |
139 | ||
30b66ecc | 140 | up_set "charest" "-1 .*" "-2 .*" "4 ..004." |
81a58f5b AC |
141 | up_set "short" "-1" "-2" "4" |
142 | up_set "int" "-1" "-2" "4" | |
143 | up_set "long" "-1" "-2" "4" | |
144 | up_set "longest" "-1" "-2" "4" | |
145 | up_set "float" "-1" "-2" "4" | |
146 | up_set "double" "-1" "-2" "4" | |
147 | up_set "doublest" "-1" "-2" "4" | |
27e829d0 AC |
148 | |
149 | # | |
150 | ||
151 | proc check_struct { t old new } { | |
8da195dd | 152 | set prefix "var struct ${t} u" |
27e829d0 AC |
153 | gdb_test "tbreak wack_struct_${t}" |
154 | gdb_test "continue" "int i; register struct s_${t} u = z_${t};" \ | |
8da195dd AC |
155 | "continue to wack_struct_${t}" |
156 | gdb_test "next 2" "add_struct_${t} .u.;" \ | |
157 | "${prefix}; next to add_struct_${t} call" | |
158 | gdb_test "print u" " = ${old}" \ | |
159 | "${prefix}; print old u, expecting ${old}" | |
27d3a1a2 | 160 | gdb_test_no_output "set variable u = s_${t}" \ |
8da195dd AC |
161 | "${prefix}; set u to s_${t}" |
162 | gdb_test "print u" " = ${new}" \ | |
163 | "${prefix}; print new u, expecting ${new}" | |
27e829d0 AC |
164 | } |
165 | ||
7634bb6e DJ |
166 | check_struct "1" "{s = \\{0}}" "{s = \\{1}}" |
167 | check_struct "2" "{s = \\{0, 0}}" "{s = \\{1, 2}}" | |
168 | check_struct "3" "{s = \\{0, 0, 0}}" "{s = \\{1, 2, 3}}" | |
169 | check_struct "4" "{s = \\{0, 0, 0, 0}}" "{s = \\{1, 2, 3, 4}}" | |
27e829d0 AC |
170 | |
171 | proc up_struct { t old new } { | |
8da195dd | 172 | set prefix "up struct ${t} u" |
27e829d0 AC |
173 | gdb_test "tbreak add_struct_${t}" |
174 | gdb_test "continue" "for .i = 0; i < sizeof .s. / sizeof .s.s.0..; i..." \ | |
8da195dd AC |
175 | "continue to add_struct_${t}" |
176 | gdb_test "up" "u = add_struct_${t} .u.;" \ | |
177 | "${prefix}; up" | |
178 | gdb_test "print u" " = ${old}" \ | |
179 | "${prefix}; print old u, expecting ${old}" | |
27d3a1a2 | 180 | gdb_test_no_output "set variable u = s_${t}" \ |
8da195dd AC |
181 | "${prefix}; set u to s_${t}" |
182 | gdb_test "print u" " = ${new}" \ | |
183 | "${prefix}; print new u, expecting ${new}" | |
27e829d0 AC |
184 | } |
185 | ||
7634bb6e DJ |
186 | up_struct "1" "{s = \\{0}}" "{s = \\{1}}" |
187 | up_struct "2" "{s = \\{0, 0}}" "{s = \\{1, 2}}" | |
188 | up_struct "3" "{s = \\{0, 0, 0}}" "{s = \\{1, 2, 3}}" | |
189 | up_struct "4" "{s = \\{0, 0, 0, 0}}" "{s = \\{1, 2, 3, 4}}" | |
27e829d0 AC |
190 | |
191 | # | |
192 | ||
193 | proc check_field { t } { | |
194 | global gdb_prompt | |
195 | gdb_test "tbreak wack_field_${t}" | |
196 | gdb_test "continue" "register struct f_${t} u = f_${t};" \ | |
197 | "continue field ${t}" | |
81a58f5b AC |
198 | |
199 | # Match either the return statement, or the line immediatly after | |
200 | # it. The compiler can end up merging the return statement into | |
201 | # the return instruction. | |
202 | gdb_test "next" "(return u;|\})" "next field ${t}" | |
27e829d0 AC |
203 | |
204 | gdb_test "print u" " = {i = 1, j = 1, k = 1}" "old field ${t}" | |
27d3a1a2 | 205 | gdb_test_no_output "set variable u = F_${t}" |
27e829d0 AC |
206 | gdb_test "print u" " = {i = 0, j = 0, k = 0}" "new field ${t}" |
207 | ||
27d3a1a2 | 208 | gdb_test_no_output "set variable u = F_${t}, u.i = f_${t}.i" |
27e829d0 AC |
209 | gdb_test "print u" " = {i = 1, j = 0, k = 0}" "f_${t}.i" |
210 | ||
27d3a1a2 | 211 | gdb_test_no_output "set variable u = F_${t}, u.j = f_${t}.j" |
27e829d0 AC |
212 | gdb_test "print u" " = {i = 0, j = 1, k = 0}" "f_${t}.j" |
213 | ||
27d3a1a2 | 214 | gdb_test_no_output "set variable u = F_${t}, u.k = f_${t}.k" |
27e829d0 AC |
215 | gdb_test "print u" " = {i = 0, j = 0, k = 1}" "f_${t}.k" |
216 | ||
27d3a1a2 | 217 | gdb_test_no_output "set variable u = f_${t}, u.i = F_${t}.i" |
27e829d0 AC |
218 | gdb_test "print u" " = {i = 0, j = 1, k = 1}" "F_${t}.i" |
219 | ||
27d3a1a2 | 220 | gdb_test_no_output "set variable u = f_${t}, u.j = F_${t}.j" |
27e829d0 AC |
221 | gdb_test "print u" " = {i = 1, j = 0, k = 1}" "F_${t}.j" |
222 | ||
27d3a1a2 | 223 | gdb_test_no_output "set variable u = f_${t}, u.k = F_${t}.k" |
27e829d0 AC |
224 | gdb_test "print u" " = {i = 1, j = 1, k = 0}" "F_${t}.k" |
225 | ||
226 | } | |
227 | ||
228 | check_field 1 | |
229 | check_field 2 | |
230 | check_field 3 | |
231 | check_field 4 | |
232 | ||
233 | # | |
234 | ||
235 | # WANTED: A fairly portable way of convincing the compiler to split a | |
236 | # value across memory and registers. | |
237 |