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1 # Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2007
2 # Free Software Foundation, Inc.
3
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18 #
19 # Test Machine interface (MI) operations for disassembly.
20 #
21 # The goal is not to test gdb functionality, which is done by other tests,
22 # but to verify the correct output response to MI operations.
23 #
24
25 load_lib mi-support.exp
26 set MIFLAGS "-i=mi"
27
28 gdb_exit
29 if [mi_gdb_start] {
30 continue
31 }
32
33 set testfile "basics"
34 set srcfile ${testfile}.c
35 set binfile ${objdir}/${subdir}/${testfile}
36 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
37 untested mi-disassemble.exp
38 return -1
39 }
40
41 mi_delete_breakpoints
42 mi_gdb_reinitialize_dir $srcdir/$subdir
43 mi_gdb_load ${binfile}
44
45 proc test_disassembly_only {} {
46 global mi_gdb_prompt
47 global hex
48 global decimal
49
50 set line_main_head [gdb_get_line_number "main ("]
51 set line_main_body [expr $line_main_head + 2]
52
53 # Test disassembly more only for the current function.
54 # Tests:
55 # -data-disassemble -s $pc -e "$pc+8" -- 0
56 # -data-disassembly -f basics.c -l $line_main_body -- 0
57
58 mi_gdb_test "print/x \$pc" "" ""
59 mi_gdb_test "111-data-disassemble -s \$pc -e \"\$pc + 12\" -- 0" \
60 "111\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\},\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}.*\]" \
61 "data-disassemble from pc to pc+12 assembly only"
62
63 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -- 0" \
64 "222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
65 "data-disassemble file & line, assembly only"
66 }
67
68 proc test_disassembly_lines_limit {} {
69 global mi_gdb_prompt
70 global hex
71 global decimal
72
73 set line_main_head [gdb_get_line_number "main ("]
74 set line_main_body [expr $line_main_head + 2]
75
76 # Test disassembly more only for the current function.
77 # Tests:
78 # -data-disassembly -f basics.c -l $line_main_body -n 20 -- 0
79 # -data-disassembly -f basics.c -l $line_main_body -n 0 -- 0
80 # -data-disassembly -f basics.c -l $line_main_body -n 50 -- 0
81
82 mi_gdb_test "print/x \$pc" "" ""
83 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 0" \
84 "222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
85 "data-disassemble file, line, number assembly only"
86
87 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 0" \
88 "222\\^done,asm_insns=\\\[\\\]" \
89 "data-disassemble file, line, number (zero lines) assembly only"
90
91 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 0" \
92 "222\\^done,asm_insns=\\\[\{address=\"$hex\",func-name=\"main\",offset=\"0\",inst=\".*\"\},.*,\{address=\"$hex\",func-name=\"main\",offset=\"$decimal\",inst=\".*\"\}\\\]" \
93 "data-disassemble file, line, number (more than main lines) assembly only"
94 }
95
96
97 proc test_disassembly_mixed {} {
98 global mi_gdb_prompt
99 global hex
100 global decimal
101
102 set line_callee2_head [gdb_get_line_number "callee2 ("]
103 set line_callee2_open_brace [expr $line_callee2_head + 1]
104
105 # Test disassembly more only for the current function.
106 # Tests:
107 # -data-disassembly -f basics.c -l $line_callee2_open_brace -- 1
108 # -data-disassembly -s $pc -e "$pc+8" -- 1
109
110 mi_gdb_test "002-data-disassemble -f basics.c -l $line_callee2_open_brace -- 1" \
111 "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=\".*\"\}\\\]\}\\\]" \
112 "data-disassemble file, line assembly mixed"
113
114 #
115 # In mixed mode, the lowest level of granularity is the source line.
116 # So we are going to get the disassembly for the source line at
117 # which we are now, even if we have specified that the range is only 2 insns.
118 #
119 mi_gdb_test "003-data-disassemble -s \$pc -e \"\$pc+4\" -- 1" \
120 "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=\".*\"\}\\\]\}\\\]" \
121 "data-disassemble range assembly mixed"
122 }
123
124 proc test_disassembly_mixed_lines_limit {} {
125 global mi_gdb_prompt
126 global hex
127 global decimal
128
129 set line_main_head [gdb_get_line_number "main ("]
130 set line_main_open_brace [expr $line_main_head + 1]
131 set line_main_body [expr $line_main_head + 2]
132
133 # Test disassembly more only for the current function.
134 # Tests:
135 # -data-disassembly -f basics.c -l $line_main_body -n 20 -- 1
136 # -data-disassembly -f basics.c -l $line_main_body -n 0 -- 1
137 # -data-disassembly -f basics.c -l $line_main_body -n 50 -- 1
138
139 mi_gdb_test "print/x \$pc" "" ""
140 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 20 -- 1" \
141 "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=\".*\"\}\\\]\}\]" \
142 "data-disassemble file, line, number assembly mixed"
143
144 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 0 -- 1" \
145 "222\\^done,asm_insns=\\\[src_and_asm_line=\{line=\"$line_main_open_brace\",file=\".*basics.c\",line_asm_insn=\\\[\\\]\}\\\]" \
146 "data-disassemble file, line, number (zero lines) assembly mixed"
147
148 mi_gdb_test "222-data-disassemble -f basics.c -l $line_main_body -n 50 -- 1" \
149 "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=\".*\"\}\\\]\}\]" \
150 "data-disassemble file, line, number (more than main lines) assembly mixed"
151 }
152
153 proc test_disassembly_bogus_args {} {
154 global mi_gdb_prompt
155 global hex
156
157 set line_main_head [gdb_get_line_number "main ("]
158 set line_main_body [expr $line_main_head + 2]
159
160 # Test that bogus input to disassembly command is rejected.
161 # Tests:
162 # -data-disassembly -f foo -l abc -n 0 -- 0
163 # -data-disassembly -s foo -e bar -- 0
164 # -data-disassembly -s $pc -f basics.c -- 0
165 # -data-disassembly -f basics.c -l 32 -- 9
166
167 mi_gdb_test "123-data-disassemble -f foo -l abc -n 0 -- 0" \
168 "&.*123\\^error,msg=\"mi_cmd_disassemble: Invalid filename.\"" \
169 "data-disassemble bogus filename"
170
171 mi_gdb_test "321-data-disassemble -s foo -e bar -- 0" \
172 "&.*321\\^error,msg=\"No symbol \\\\\"foo\\\\\" in current context.\"" \
173 "data-disassemble bogus address"
174
175 mi_gdb_test "456-data-disassemble -s \$pc -f basics.c -- 0" \
176 "&.*456\\^error,msg=\"mi_cmd_disassemble: Usage: \\( .-f filename -l linenum .-n howmany.. \\| .-s startaddr -e endaddr.\\) .--. mixed_mode.\"" \
177 "data-disassemble mix different args"
178
179 mi_gdb_test "789-data-disassemble -f basics.c -l $line_main_body -- 9" \
180 "&.*789\\^error,msg=\"mi_cmd_disassemble: Mixed_mode argument must be 0 or 1.\"" \
181 "data-disassemble wrong mode arg"
182
183 }
184
185 mi_run_to_main
186 test_disassembly_only
187 test_disassembly_mixed
188 test_disassembly_bogus_args
189 test_disassembly_lines_limit
190 test_disassembly_mixed_lines_limit
191
192 mi_gdb_exit
193 return 0