gdb/testsuite/gdb.base/call-rt-st.exp

   1 # Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007, 2008, 2009
   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 3 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, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  18
  19 # this file tests command line calls with functions returning structures
  20 # corresponding source file: call_return_struct.c
  21
  22
  23
  24 if $tracelevel then {
  25         strace $tracelevel
  26 }
  27
  28 set prms_id 0
  29 set bug_id 0
  30
  31 set testfile "call-rt-st"
  32 set srcfile ${testfile}.c
  33 set binfile ${objdir}/${subdir}/${testfile}
  34
  35
  36 # Test depends on printf, which the sparclet stub doesn't support.
  37 if { [istarget "sparclet-*-*"] } {
  38     return 0;
  39 }
  40
  41 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  42     untested "couldn't compile ${srcdir}/${subdir}/${srcfile}"
  43     return -1
  44 }
  45
  46
  47
  48 # Create and source the file that provides information about the compiler
  49 # used to compile the test case.
  50
  51 if [get_compiler_info ${binfile}] {
  52     return -1;
  53 }
  54
  55 # Some targets can't do function calls, so don't even bother with this
  56 # test.
  57 if [target_info exists gdb,cannot_call_functions] {
  58     setup_xfail "*-*-*" 2416
  59     fail "This target can not call functions"
  60     continue
  61 }
  62
  63 # Set the current language to C.  This counts as a test.  If it
  64 # fails, then we skip the other tests.
  65
  66 proc set_lang_c {} {
  67     global gdb_prompt
  68
  69     send_gdb "set language c\n"
  70     gdb_expect {
  71         -re ".*$gdb_prompt $" {}
  72         timeout { fail "set language c (timeout)" ; return 0; }
  73     }
  74
  75     send_gdb "show language\n"
  76     gdb_expect {
  77         -re ".* source language is \"c\".*$gdb_prompt $" {
  78             pass "set language to \"c\""
  79             return 1
  80         }
  81         -re ".*$gdb_prompt $" {
  82             fail "setting language to \"c\""
  83             return 0
  84         }
  85         timeout {
  86             fail "can't show language (timeout)"
  87             return 0
  88         }
  89     }
  90 }
  91
  92 # Start with a fresh gdb.
  93
  94 gdb_exit
  95 gdb_start
  96 gdb_reinitialize_dir $srcdir/$subdir
  97 gdb_load ${binfile}
  98 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
  99 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
 100 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
 101
 102
 103 if ![runto_main] then {
 104     perror "couldn't run to breakpoint"
 105     continue
 106 }
 107
 108
 109 gdb_test "break loop_count" \
 110     "Breakpoint.* file .*call-rt-st.c, line 128\\." \
 111     "breakpoint loop_count"
 112
 113
 114 send_gdb "continue\n"
 115 gdb_expect {
 116  -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 $" {
 117                  pass "continue to loop_count"}
 118       -re ".*$gdb_prompt $" { fail "continue to loop_count"}
 119       timeout           { fail "(timeout) continue to loop_count"}
 120 }
 121
 122 send_gdb "finish\n"
 123 gdb_expect {
 124     -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 $" {
 125         pass "finish out from loop_count (line 777)"
 126     }
 127     -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 $" {
 128         pass "finish out from loop_count (line 775)"
 129     }
 130     -re ".*$gdb_prompt $" {
 131         fail "finish out from loop_count"
 132     }
 133     timeout {
 134         fail "finish out from loop_count (timeout)"
 135     }
 136 }
 137
 138 # Ask GDB to print the value of EXPR, and expect to see the regexp
 139 # RESULT in the output.  If we get back the error message "Function
 140 # return value unknown", call that an `unsupported' test; on some
 141 # architectures, it's impossible to find structs returned by value
 142 # reliably.
 143 proc print_struct_call { expr result } {
 144     global gdb_prompt
 145
 146     set command "print $expr"
 147     send_gdb "${command}\n"
 148     gdb_expect {
 149         -re "$result\[\r\n\]+$gdb_prompt $" {
 150             pass "$command"
 151         }
 152         -re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
 153             unsupported "$command"
 154         }
 155         -re "$gdb_prompt $" {
 156             fail "$command"
 157         }
 158         timeout {
 159             fail "$command (timeout)"
 160         }
 161     }
 162 }
 163
 164
 165 if ![gdb_skip_stdio_test "print print_struct_rep(*struct1)"] {
 166     print_struct_call "print_struct_rep(*struct1)" \
 167             ".*Contents of struct1:\[ \t\n\r\]+22\[ \t\]+0\[ \t\n\r\]+.\[0-9\]+ = \\{value = 5, head = 0\\}"
 168 }
 169
 170 if ![gdb_skip_stdio_test "print print_one_large_struct(...)"] {
 171     print_struct_call "print_one_large_struct(*list1)" \
 172             ".*\[ \t\]+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\\}"
 173 }
 174
 175 if {![gdb_skip_float_test "print print_one_double(*d1)"] && \
 176         ![gdb_skip_stdio_test "print print_one_double(*d1)"] } {
 177     print_struct_call "print_one_double(*d1)" \
 178             ".*Contents of one_double_t:\[ \r\n\]+1\\.111110\[ \r\n\]+.\[0-9\]+ = \\{double1 = 1\\.111\[0-9\]*\\}"
 179 }
 180
 181 if {![gdb_skip_float_test "print print_two_floats(*f3)"] && \
 182         ![gdb_skip_stdio_test "print print_two_floats(*f3)"] } {
 183     print_struct_call "print_two_floats(*f3)" \
 184             ".*Contents of two_floats_t:\[ \r\n\]+-2\\.345000\[ \t]+1\\.000000\[ \r\n\]+.\[0-9\]+ = \\{float1 = -2\\.34500003, float2 = 1\\}"
 185 }
 186
 187 if ![gdb_skip_stdio_test "print print_bit_flags_char(*cflags)"] {
 188     print_struct_call "print_bit_flags_char(*cflags)" \
 189             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1 '\\\\1', beta = 0 '\\\\0', gamma = 1 '\\\\1', delta = 0 '\\\\0', epsilon = 1 '\\\\1', omega = 0 '\\\\0'\\}"
 190 }
 191
 192 if ![gdb_skip_stdio_test "print print_bit_flags_short(*sflags)"] {
 193     print_struct_call "print_bit_flags_short(*sflags)" \
 194             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 195 }
 196
 197 if ![gdb_skip_stdio_test "print print_bit_flags(*flags)"] {
 198     print_struct_call "print_bit_flags(*flags)" \
 199             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 200 }
 201
 202 if ![gdb_skip_stdio_test "print print_bit_flags_combo(*flags_combo)"] {
 203     print_struct_call "print_bit_flags_combo(*flags_combo)" \
 204             ".*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\\}"
 205 }
 206
 207 if ![gdb_skip_stdio_test "print print_three_chars(*three_chars)"] {
 208     print_struct_call "print_three_chars(*three_char)" \
 209             ".*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'\\}"
 210 }
 211
 212 if ![gdb_skip_stdio_test "print print_five_chars(*five_chars)"] {
 213     print_struct_call "print_five_chars(*five_char)" \
 214             ".*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'\\}"
 215 }
 216
 217 if ![gdb_skip_stdio_test "print print_int_char_combo(*int_char_combo)"] {
 218     print_struct_call "print_int_char_combo(*int_char_combo)" \
 219             ".*Contents of int_char_combo_t:\[ \r\n\]+13\[ \t\]+!\[ \r\n\]+.\[0-9\]+ = \\{int1 = 13, ch1 = 33 '!'\\}"
 220 }
 221
 222 return