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
|
# Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
# 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/>.
#
# Test Machine interface (MI) operations for disassembly.
#
# The goal is not to test gdb functionality, which is done by other tests,
# but to verify the correct output response to MI operations.
#
load_lib mi-support.exp
set MIFLAGS "-i=mi2"
gdb_exit
if [mi_gdb_start] {
continue
}
set testfile "basics"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
untested mi2-disassemble.exp
return -1
}
proc test_disassembly_only {} {
global mi_gdb_prompt
global hex
global decimal
set line_main_head [gdb_get_line_number "main ("]
set line_main_body [expr $line_main_head + 2]
# Test disassembly more only for the current function.
# Tests:
# -data-disassemble -s $pc -e "$pc+8" -- 0
# -data-disassembly -f basics.c -l $line_main_body -- 0
mi_gdb_test "print/x \$pc" "" ""
mi_gdb_test "111-data-disassemble -s \$pc -e \"\$pc + 12\" -- 0" \
"111\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\},\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\]" \
"data-disassemble from pc to pc+12 assembly only"
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -- 0" \
"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
"data-disassemble file & line, assembly only"
}
proc test_disassembly_lines_limit {} {
global mi_gdb_prompt
global hex
global decimal
set line_main_head [gdb_get_line_number "main ("]
set line_main_body [expr $line_main_head + 2]
# Test disassembly more only for the current function.
# Tests:
# -data-disassembly -f basics.c -l $line_main_body -n 20 -- 0
# -data-disassembly -f basics.c -l $line_main_body -n 0 -- 0
# -data-disassembly -f basics.c -l $line_main_body -n 50 -- 0
mi_gdb_test "print/x \$pc" "" ""
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 0" \
"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
"data-disassemble file, line, number assembly only"
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 0" \
"222\\^done,asm_insns=\\\[\\\]" \
"data-disassemble file, line, number (zero lines) assembly only"
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 0" \
"222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
"data-disassemble file, line, number (more than main lines) assembly only"
}
proc test_disassembly_mixed {} {
global mi_gdb_prompt
global hex
global decimal
set line_callee2_head [gdb_get_line_number "callee2 ("]
set line_callee2_open_brace [expr $line_callee2_head + 1]
# Test disassembly more only for the current function.
# Tests:
# -data-disassembly -f basics.c -l $line_callee2_open_brace -- 1
# -data-disassembly -s $pc -e "$pc+8" -- 1
mi_gdb_test "002-data-disassemble -f basics.c -l $line_callee2_open_brace -- 1" \
"002\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_callee2_open_brace\",file=\".*basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"callee2\",offset=\"0\",inst=\".*\"\}.*\\\]\}.*,src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",line_asm_insn=\\\[.*\{address=\"$hex\",func-name=\"callee2\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\\\]" \
"data-disassemble file, line assembly mixed"
#
# In mixed mode, the lowest level of granularity is the source line.
# So we are going to get the disassembly for the source line at
# which we are now, even if we have specified that the range is only 2 insns.
#
mi_gdb_test "003-data-disassemble -s \$pc -e \"\$pc+4\" -- 1" \
"003\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\\\]" \
"data-disassemble range assembly mixed"
}
proc test_disassembly_mixed_lines_limit {} {
global mi_gdb_prompt
global hex
global decimal
set line_main_head [gdb_get_line_number "main ("]
set line_main_open_brace [expr $line_main_head + 1]
set line_main_body [expr $line_main_head + 2]
# Test disassembly more only for the current function.
# Tests:
# -data-disassembly -f basics.c -l $line_main_body -n 20 -- 1
# -data-disassembly -f basics.c -l $line_main_body -n 0 -- 1
# -data-disassembly -f basics.c -l $line_main_body -n 50 -- 1
mi_gdb_test "print/x \$pc" "" ""
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 1" \
"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\]" \
"data-disassemble file, line, number assembly mixed"
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 1" \
"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_main_open_brace\",file=\".*basics.c\",line_asm_insn=\\\[\\\]\}\\\]" \
"data-disassemble file, line, number (zero lines) assembly mixed"
mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 1" \
"222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$decimal\",file=\".*basics.c\",line_asm_insn=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\}.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]\}\]" \
"data-disassemble file, line, number (more than main lines) assembly mixed"
}
proc test_disassembly_bogus_args {} {
global mi_gdb_prompt
global hex
set line_main_head [gdb_get_line_number "main ("]
set line_main_body [expr $line_main_head + 2]
# Test that bogus input to disassembly command is rejected.
# Tests:
# -data-disassembly -f foo -l abc -n 0 -- 0
# -data-disassembly -s foo -e bar -- 0
# -data-disassembly -s $pc -f basics.c -- 0
# -data-disassembly -f basics.c -l 32 -- 9
mi_gdb_test "123-data-disassemble -f foo -l abc -n 0 -- 0" \
"123\\^error,msg=\"mi_cmd_disassemble: Invalid filename.\"" \
"data-disassemble bogus filename"
mi_gdb_test "321-data-disassemble -s foo -e bar -- 0" \
"321\\^error,msg=\"No symbol \\\\\"foo\\\\\" in current context.\"" \
"data-disassemble bogus address"
mi_gdb_test "456-data-disassemble -s \$pc -f basics.c -- 0" \
"456\\^error,msg=\"mi_cmd_disassemble: Usage: \\( .-f filename -l linenum .-n howmany.. \\| .-s startaddr -e endaddr.\\) .--. mixed_mode.\"" \
"data-disassemble mix different args"
mi_gdb_test "789-data-disassemble -f basics.c -l $line_main_body -- 9" \
"789\\^error,msg=\"mi_cmd_disassemble: Mixed_mode argument must be 0 or 1.\"" \
"data-disassemble wrong mode arg"
}
mi_run_to_main
test_disassembly_only
test_disassembly_mixed
test_disassembly_bogus_args
test_disassembly_lines_limit
test_disassembly_mixed_lines_limit
mi_gdb_exit
return 0
|
