1 # Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
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
5 # the Free Software Foundation; either version 2 of the License, or
6 # (at your option) any later version.
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.
13 # You should have received a copy of the GNU General Public License
14 # along with this program; if not, write to the Free Software
15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 # Please email any bugs, comments, and/or additions to this file to:
18 # bug-gdb@prep.ai.mit.edu
20 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
22 # this file tests command line calls with functions returning structures
23 # corresponding source file: call_return_struct.c
34 set testfile "call-rt-st"
35 set srcfile ${testfile}.c
36 set binfile ${objdir}/${subdir}/${testfile}
39 # Test depends on printf, which the sparclet stub doesn't support.
40 if { [istarget "sparclet-*-*"] } {
44 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } {
45 gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
50 # Create and source the file that provides information about the compiler
51 # used to compile the test case.
53 if [get_compiler_info ${binfile}] {
57 # Some targets can't do function calls, so don't even bother with this
59 if [target_info exists gdb,cannot_call_functions] {
60 setup_xfail "*-*-*" 2416
61 fail "This target can not call functions"
65 # Set the current language to C. This counts as a test. If it
66 # fails, then we skip the other tests.
71 send_gdb "set language c\n"
73 -re ".*$gdb_prompt $" {}
74 timeout { fail "set language c (timeout)" ; return 0; }
77 send_gdb "show language\n"
79 -re ".* source language is \"c\".*$gdb_prompt $" {
80 pass "set language to \"c\""
83 -re ".*$gdb_prompt $" {
84 fail "setting language to \"c\""
88 fail "can't show language (timeout)"
99 # Start with a fresh gdb.
103 gdb_reinitialize_dir $srcdir/$subdir
105 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
106 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
107 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
110 if ![runto_main] then {
111 perror "couldn't run to breakpoint"
116 gdb_test "break loop_count" \
117 "Breakpoint.* file .*call-rt-st.c, line 128\\." \
118 "breakpoint loop_count"
121 send_gdb "continue\n"
123 -re "Continuing\\..*Breakpoint.*loop_count \\(\\) at.*call-rt-st.c:128\[ \t\r\n\]+128\[\t \]+for \\(index=0; index.4; index..\\);\[\r\n \]+$gdb_prompt $" {
124 pass "continue to loop_count"}
125 -re ".*$gdb_prompt $" { fail "continue to loop_count"}
126 timeout { fail "(timeout) continue to loop_count"}
131 -re "Run till exit from .0 loop_count \\(\\) at.*call-rt-st.c:128\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:777\[ \t\r\n\]+777\[\t \]+return 0;.*$gdb_prompt $" {
132 pass "finish out from loop_count (line 777)"
134 -re "Run till exit from .0 loop_count \\(\\) at.*call-rt-st.c:128\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:775\[ \t\r\n\]+775\[\t \]+loop_count.*$gdb_prompt $" {
135 pass "finish out from loop_count (line 775)"
137 -re ".*$gdb_prompt $" {
138 fail "finish out from loop_count"
141 fail "finish out from loop_count (timeout)"
145 # Ask GDB to print the value of EXPR, and expect to see the regexp
146 # RESULT in the output. If we get back the error message "Function
147 # return value unknown", call that an `unsupported' test; on some
148 # architectures, it's impossible to find structs returned by value
150 proc print_struct_call { expr result } {
153 set command "print $expr"
154 send_gdb "${command}\n"
156 -re "$result\[\r\n\]+$gdb_prompt $" {
159 -re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
160 unsupported "$command"
162 -re "$gdb_prompt $" {
166 fail "$command (timeout)"
172 if ![gdb_skip_stdio_test "print print_struct_rep(*struct1)"] {
173 print_struct_call "print_struct_rep(*struct1)" \
174 ".*Contents of struct1:\[ \t\n\r\]+22\[ \t\]+0\[ \t\n\r\]+.\[0-9\]+ = \\{value = 5, head = 0\\}"
177 if ![gdb_skip_stdio_test "print print_one_large_struct(...)"] {
178 print_struct_call "print_one_large_struct(*list1)" \
179 ".*\[ \t\]+4\[ \t\]+1\[ \r\n\]+.\[0-9\]+ = \\{next_index = \\{1, 2, 3, 4, 5, 6, 7, 8, 9, 10\\}, values = \\{4, 6, 8, 10, 12, 14, 16, 18, 20, 22\\}, head = 0\\}"
182 if {![gdb_skip_float_test "print print_one_double(*d1)"] && \
183 ![gdb_skip_stdio_test "print print_one_double(*d1)"] } {
184 print_struct_call "print_one_double(*d1)" \
185 ".*Contents of one_double_t:\[ \r\n\]+1\\.111110\[ \r\n\]+.\[0-9\]+ = \\{double1 = 1\\.111\[0-9\]*\\}"
188 if {![gdb_skip_float_test "print print_two_floats(*f3)"] && \
189 ![gdb_skip_stdio_test "print print_two_floats(*f3)"] } {
190 print_struct_call "print_two_floats(*f3)" \
191 ".*Contents of two_floats_t:\[ \r\n\]+-2\\.345000\[ \t]+1\\.000000\[ \r\n\]+.\[0-9\]+ = \\{float1 = -2\\.34500003, float2 = 1\\}"
194 if ![gdb_skip_stdio_test "print print_bit_flags_char(*flags)"] {
195 print_struct_call "print_bit_flags_char(*flags)" \
196 ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1 '\\\\001', beta = 0 '\\\\0', gamma = 1 '\\\\001', delta = 0 '\\\\0', epsilon = 1 '\\\\001', omega = 0 '\\\\0'\\}"
199 if ![gdb_skip_stdio_test "print print_bit_flags_short(*flags)"] {
200 print_struct_call "print_bit_flags_short(*flags)" \
201 ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
204 if ![gdb_skip_stdio_test "print print_bit_flags(*flags)"] {
205 print_struct_call "print_bit_flags(*flags)" \
206 ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
209 if ![gdb_skip_stdio_test "print print_bit_flags_combo(*flags_combo)"] {
210 print_struct_call "print_bit_flags_combo(*flags_combo)" \
211 ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+ch1: y\[ \t\]+ch2: n\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, ch1 = 121 'y', gamma = 1, delta = 0, ch2 = 110 'n', epsilon = 1, omega = 0\\}"
214 if ![gdb_skip_stdio_test "print print_three_chars(*three_chars)"] {
215 print_struct_call "print_three_chars(*three_char)" \
216 ".*Contents of three_char_t:\[ \r\n\]+x\[ \t\]+y\[ \t\]+z\[ \r\n\]+.\[0-9\]+ = \\{ch1 = 120 'x', ch2 = 121 'y', ch3 = 122 'z'\\}"
219 if ![gdb_skip_stdio_test "print print_five_chars(*five_chars)"] {
220 print_struct_call "print_five_chars(*five_char)" \
221 ".*Contents of five_char_t:\[ \r\n\]+h\[ \t\]+e\[ \t\]+l\[ \t\]+l\[ \t\]+o\[ \r\n\]+.\[0-9\]+ = \\{ch1 = 104 'h', ch2 = 101 'e', ch3 = 108 'l', ch4 = 108 'l', ch5 = 111 'o'\\}"
224 if ![gdb_skip_stdio_test "print print_int_char_combo(*int_char_combo)"] {
225 print_struct_call "print_int_char_combo(*int_char_combo)" \
226 ".*Contents of int_char_combo_t:\[ \r\n\]+13\[ \t\]+!\[ \r\n\]+.\[0-9\]+ = \\{int1 = 13, ch1 = 33 '!'\\}"