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

   1 # Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007, 2008, 2009, 2010
   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
  29 set testfile "call-rt-st"
  30 set srcfile ${testfile}.c
  31 set binfile ${objdir}/${subdir}/${testfile}
  32
  33
  34 # Test depends on printf, which the sparclet stub doesn't support.
  35 if { [istarget "sparclet-*-*"] } {
  36     return 0;
  37 }
  38
  39 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  40     untested "couldn't compile ${srcdir}/${subdir}/${srcfile}"
  41     return -1
  42 }
  43
  44
  45
  46 # Create and source the file that provides information about the compiler
  47 # used to compile the test case.
  48
  49 if [get_compiler_info ${binfile}] {
  50     return -1;
  51 }
  52
  53 # Some targets can't do function calls, so don't even bother with this
  54 # test.
  55 if [target_info exists gdb,cannot_call_functions] {
  56     setup_xfail "*-*-*" 2416
  57     fail "This target can not call functions"
  58     continue
  59 }
  60
  61 # Set the current language to C.  This counts as a test.  If it
  62 # fails, then we skip the other tests.
  63
  64 proc set_lang_c {} {
  65     global gdb_prompt
  66
  67     send_gdb "set language c\n"
  68     gdb_expect {
  69         -re ".*$gdb_prompt $" {}
  70         timeout { fail "set language c (timeout)" ; return 0; }
  71     }
  72
  73     send_gdb "show language\n"
  74     gdb_expect {
  75         -re ".* source language is \"c\".*$gdb_prompt $" {
  76             pass "set language to \"c\""
  77             return 1
  78         }
  79         -re ".*$gdb_prompt $" {
  80             fail "setting language to \"c\""
  81             return 0
  82         }
  83         timeout {
  84             fail "can't show language (timeout)"
  85             return 0
  86         }
  87     }
  88 }
  89
  90 # Start with a fresh gdb.
  91
  92 gdb_exit
  93 gdb_start
  94 gdb_reinitialize_dir $srcdir/$subdir
  95 gdb_load ${binfile}
  96 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
  97 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
  98 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
  99
 100
 101 if ![runto_main] then {
 102     perror "couldn't run to breakpoint"
 103     continue
 104 }
 105
 106
 107 gdb_test "break loop_count" \
 108     "Breakpoint.* file .*call-rt-st.c, line 128\\." \
 109     "breakpoint loop_count"
 110
 111
 112 send_gdb "continue\n"
 113 gdb_expect {
 114  -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 $" {
 115                  pass "continue to loop_count"}
 116       -re ".*$gdb_prompt $" { fail "continue to loop_count"}
 117       timeout           { fail "(timeout) continue to loop_count"}
 118 }
 119
 120 send_gdb "finish\n"
 121 gdb_expect {
 122     -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 $" {
 123         pass "finish out from loop_count (line 777)"
 124     }
 125     -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 $" {
 126         pass "finish out from loop_count (line 775)"
 127     }
 128     -re ".*$gdb_prompt $" {
 129         fail "finish out from loop_count"
 130     }
 131     timeout {
 132         fail "finish out from loop_count (timeout)"
 133     }
 134 }
 135
 136 # Ask GDB to print the value of EXPR, and expect to see the regexp
 137 # RESULT in the output.  If we get back the error message "Function
 138 # return value unknown", call that an `unsupported' test; on some
 139 # architectures, it's impossible to find structs returned by value
 140 # reliably.
 141 proc print_struct_call { expr result } {
 142     global gdb_prompt
 143
 144     set command "print $expr"
 145     send_gdb "${command}\n"
 146     gdb_expect {
 147         -re "$result\[\r\n\]+$gdb_prompt $" {
 148             pass "$command"
 149         }
 150         -re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
 151             unsupported "$command"
 152         }
 153         -re "$gdb_prompt $" {
 154             fail "$command"
 155         }
 156         timeout {
 157             fail "$command (timeout)"
 158         }
 159     }
 160 }
 161
 162
 163 if ![gdb_skip_stdio_test "print print_struct_rep(*struct1)"] {
 164     print_struct_call "print_struct_rep(*struct1)" \
 165             ".*Contents of struct1:\[ \t\n\r\]+22\[ \t\]+0\[ \t\n\r\]+.\[0-9\]+ = \\{value = 5, head = 0\\}"
 166 }
 167
 168 if ![gdb_skip_stdio_test "print print_one_large_struct(...)"] {
 169     print_struct_call "print_one_large_struct(*list1)" \
 170             ".*\[ \t\]+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\\}"
 171 }
 172
 173 if {![gdb_skip_float_test "print print_one_double(*d1)"] && \
 174         ![gdb_skip_stdio_test "print print_one_double(*d1)"] } {
 175     print_struct_call "print_one_double(*d1)" \
 176             ".*Contents of one_double_t:\[ \r\n\]+1\\.111110\[ \r\n\]+.\[0-9\]+ = \\{double1 = 1\\.111\[0-9\]*\\}"
 177 }
 178
 179 if {![gdb_skip_float_test "print print_two_floats(*f3)"] && \
 180         ![gdb_skip_stdio_test "print print_two_floats(*f3)"] } {
 181     print_struct_call "print_two_floats(*f3)" \
 182             ".*Contents of two_floats_t:\[ \r\n\]+-2\\.345000\[ \t]+1\\.000000\[ \r\n\]+.\[0-9\]+ = \\{float1 = -2\\.34500003, float2 = 1\\}"
 183 }
 184
 185 if ![gdb_skip_stdio_test "print print_bit_flags_char(*cflags)"] {
 186     print_struct_call "print_bit_flags_char(*cflags)" \
 187             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1 '\\\\001', beta = 0 '\\\\000', gamma = 1 '\\\\001', delta = 0 '\\\\000', epsilon = 1 '\\\\001', omega = 0 '\\\\000'\\}"
 188 }
 189
 190 if ![gdb_skip_stdio_test "print print_bit_flags_short(*sflags)"] {
 191     print_struct_call "print_bit_flags_short(*sflags)" \
 192             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 193 }
 194
 195 if ![gdb_skip_stdio_test "print print_bit_flags(*flags)"] {
 196     print_struct_call "print_bit_flags(*flags)" \
 197             ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+.\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 198 }
 199
 200 if ![gdb_skip_stdio_test "print print_bit_flags_combo(*flags_combo)"] {
 201     print_struct_call "print_bit_flags_combo(*flags_combo)" \
 202             ".*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\\}"
 203 }
 204
 205 if ![gdb_skip_stdio_test "print print_three_chars(*three_chars)"] {
 206     print_struct_call "print_three_chars(*three_char)" \
 207             ".*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'\\}"
 208 }
 209
 210 if ![gdb_skip_stdio_test "print print_five_chars(*five_chars)"] {
 211     print_struct_call "print_five_chars(*five_char)" \
 212             ".*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'\\}"
 213 }
 214
 215 if ![gdb_skip_stdio_test "print print_int_char_combo(*int_char_combo)"] {
 216     print_struct_call "print_int_char_combo(*int_char_combo)" \
 217             ".*Contents of int_char_combo_t:\[ \r\n\]+13\[ \t\]+!\[ \r\n\]+.\[0-9\]+ = \\{int1 = 13, ch1 = 33 '!'\\}"
 218 }
 219
 220 return