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9b254dd1 | 1 | # Copyright 2002, 2003, 2005, 2007, 2008 Free Software Foundation, Inc. |
a7d17088 DJ |
2 | |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
a7d17088 | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
a7d17088 DJ |
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. | |
e22f8b7c | 12 | # |
a7d17088 | 13 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
a7d17088 | 15 | |
a7d17088 DJ |
16 | # relocate.exp -- Expect script to test loading symbols from unrelocated |
17 | # object files. | |
18 | ||
19 | if $tracelevel then { | |
20 | strace $tracelevel | |
21 | } | |
22 | ||
23 | set testfile relocate | |
f2dd3617 | 24 | set srcfile ${testfile}.c |
a7d17088 DJ |
25 | set binfile ${objdir}/${subdir}/${testfile}.o |
26 | ||
27 | remote_exec build "rm -f ${binfile}" | |
f2dd3617 | 28 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" object {debug}] != "" } { |
b60f0898 JB |
29 | untested relocate.exp |
30 | return -1 | |
a7d17088 DJ |
31 | } |
32 | ||
33 | proc get_var_address { var } { | |
34 | global gdb_prompt hex | |
35 | ||
36 | send_gdb "print &${var}\n" | |
37 | # Match output like: | |
38 | # $1 = (int *) 0x0 | |
39 | # $5 = (int (*)()) 0 | |
40 | # $6 = (int (*)()) 0x24 <function_bar> | |
41 | gdb_expect { | |
42 | -re "\\\$\[0-9\]+ = \\(.*\\) (0|$hex)( <${var}>)?\[\r\n\]+${gdb_prompt} $" | |
43 | { | |
44 | pass "get address of ${var}" | |
45 | if { $expect_out(1,string) == "0" } { | |
46 | return "0x0" | |
47 | } else { | |
48 | return $expect_out(1,string) | |
49 | } | |
50 | } | |
51 | -re "${gdb_prompt} $" | |
52 | { fail "get address of ${var} (unknown output)" } | |
53 | timeout | |
54 | { fail "get address of ${var} (timeout)" } | |
55 | } | |
56 | return "" | |
57 | } | |
58 | ||
59 | ||
60 | ||
61 | gdb_exit | |
62 | gdb_start | |
63 | gdb_reinitialize_dir $srcdir/$subdir | |
64 | ||
65 | # Load the object file. | |
66 | gdb_test "add-symbol-file ${binfile} 0" \ | |
1c199746 | 67 | "Reading symbols from .*${testfile}\\.o\\.\\.\\.done\\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)" \ |
a7d17088 DJ |
68 | "add-symbol-file ${testfile}.o 0" \ |
69 | "add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.text_addr = 0x0\[\r\n\]+\\(y or n\\) " \ | |
70 | "y" | |
71 | ||
72 | # Print the addresses of static variables. | |
73 | set static_foo_addr [get_var_address static_foo] | |
74 | set static_bar_addr [get_var_address static_bar] | |
75 | ||
76 | # Make sure they have different addresses. | |
77 | if { "${static_foo_addr}" == "${static_bar_addr}" } { | |
78 | fail "static variables have different addresses" | |
79 | } else { | |
80 | pass "static variables have different addresses" | |
81 | } | |
82 | ||
83 | # Print the addresses of global variables. | |
84 | set global_foo_addr [get_var_address global_foo] | |
85 | set global_bar_addr [get_var_address global_bar] | |
86 | ||
87 | # Make sure they have different addresses. | |
88 | if { "${global_foo_addr}" == "${global_bar_addr}" } { | |
89 | fail "global variables have different addresses" | |
90 | } else { | |
91 | pass "global variables have different addresses" | |
92 | } | |
93 | ||
94 | # Print the addresses of functions. | |
95 | set function_foo_addr [get_var_address function_foo] | |
96 | set function_bar_addr [get_var_address function_bar] | |
97 | ||
98 | # Make sure they have different addresses. | |
99 | if { "${function_foo_addr}" == "${function_bar_addr}" } { | |
100 | fail "functions have different addresses" | |
101 | } else { | |
102 | pass "functions have different addresses" | |
103 | } | |
104 | ||
2f816dda DJ |
105 | # Now use a variable as an offset to add-symbol-file, and check that |
106 | # the functions' addresses change. | |
107 | ||
108 | gdb_exit | |
109 | gdb_start | |
110 | gdb_reinitialize_dir $srcdir/$subdir | |
111 | ||
112 | gdb_test "set \$offset = 0x10000" "" | |
113 | ||
114 | # Load the object file. | |
115 | gdb_test "add-symbol-file ${binfile} \$offset" \ | |
1c199746 | 116 | "Reading symbols from .*${testfile}\\.o\\.\\.\\.done\\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)" \ |
2f816dda DJ |
117 | "add-symbol-file ${testfile}.o \$offset" \ |
118 | "add symbol table from file \".*${testfile}\\.o\" at\[ \t\r\n\]+\.text_addr = 0x10000\[\r\n\]+\\(y or n\\) " \ | |
119 | "y" | |
120 | ||
121 | # Print the addresses of functions. | |
122 | set new_function_foo_addr [get_var_address function_foo] | |
123 | ||
124 | # Make sure they have different addresses. | |
125 | if { "${function_foo_addr}" == "${new_function_foo_addr}" } { | |
126 | fail "function foo has a different address" | |
127 | } else { | |
128 | pass "function foo has a different address" | |
129 | } | |
130 | ||
c1bd25fd DJ |
131 | # Now try loading the object as an exec-file; we should be able to print |
132 | # the values of variables after we do this. | |
133 | ||
134 | gdb_exit | |
135 | gdb_start | |
136 | gdb_reinitialize_dir $srcdir/$subdir | |
582e64c2 | 137 | gdb_file_cmd ${binfile} |
c1bd25fd DJ |
138 | |
139 | # Check the values of the variables. | |
140 | gdb_test "print static_foo" "\\\$$decimal = 1" | |
141 | gdb_test "print static_bar" "\\\$$decimal = 2" | |
142 | gdb_test "print global_foo" "\\\$$decimal = 3" | |
143 | gdb_test "print global_bar" "\\\$$decimal = 4" |