gdb/testsuite/gdb.base/miscexprs.exp

   1 # Copyright 1998-2000, 2007-2012 Free Software Foundation, Inc.
   2
   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 3 of the License, or
   6 # (at your option) any later version.
   7 #
   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.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16
  17 # This file is part of the gdb testsuite
  18 # file written by Elena Zannoni (ezannoni@cygnus.com)
  19
  20 #
  21 # tests for expressions with struct/array elements and mixed operator types
  22 # with elementary types
  23 #
  24
  25 # By default, the datastructures are allocated on the stack.  For targets
  26 # with very small stack, that will not work.  In that case, just set
  27 # storage to `-DSTORAGE=static' which changes the datastructures to be
  28 # allocated in data segment.
  29 set storage "-DSTORAGE="
  30 if [target_info exists gdb,small_stack_section] {
  31     set storage "-DSTORAGE=static"
  32 }
  33
  34 set additional_flags "additional_flags=${storage}"
  35
  36 #
  37 # test running programs
  38 #
  39
  40 set testfile "miscexprs"
  41 set srcfile ${testfile}.c
  42 set binfile ${objdir}/${subdir}/${testfile}
  43
  44 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug ${additional_flags} nowarnings]] != "" } {
  45     untested miscexprs.exp
  46     return -1
  47 }
  48
  49 if [get_compiler_info] {
  50     return -1;
  51 }
  52
  53 gdb_exit
  54 gdb_start
  55 gdb_reinitialize_dir $srcdir/$subdir
  56 gdb_load ${binfile}
  57
  58
  59 #
  60 # set it up at a breakpoint so we can play with the variable values
  61 #
  62 if ![runto_main] then {
  63     perror "couldn't run to breakpoint"
  64     continue
  65 }
  66
  67 gdb_test "break marker1" ".*" ""
  68
  69 gdb_test "cont" \
  70     "Break.* marker1 \\(\\) at .*:$decimal.*" \
  71     "continue to marker1"
  72
  73 gdb_test "up" " main .*" "up from marker1"
  74
  75 global hex
  76
  77 gdb_test "print &ibig.i\[0\]" " = \\(int \\*\\) $hex" \
  78     "print value of &ibig.i\[0\]"
  79
  80 gdb_test_multiple "print &cbig.c\[0\]" "print value of &cbig.c\[0\]" {
  81     -re ".\[0-9\]* = $hex \"\".*$gdb_prompt $" {
  82         pass "print value of &cbig.c\[0\]"
  83     }
  84     -re ".\[0-9\]* = $hex \"*\".*$gdb_prompt $" {
  85         pass "print value of &cbig.c\[0\]"
  86     }
  87 }
  88
  89 gdb_test "print &fbig.f\[0\]" " = \\(float \\*\\) $hex" \
  90     "print value of &fbig.f\[0\]"
  91
  92 gdb_test "print &dbig.d\[0\]" " = \\(double \\*\\) $hex" \
  93     "print value of &dbig.d\[0\]"
  94
  95 gdb_test_multiple "print &sbig.s\[0\]" "print value of &sbig.s\[0\]" {
  96     -re ".\[0-9\]* = \\(short \\*\\) $hex.*$gdb_prompt $" {
  97         pass "print value of &sbig.s\[0\]"
  98     }
  99     -re ".\[0-9\]* = \\(short int \\*\\) $hex.*$gdb_prompt $" {
 100         pass "print value of &sbig.s\[0\]"
 101     }
 102 }
 103
 104 gdb_test_multiple "print &lbig.l\[0\]" "print value of &lbig.l\[0\]" {
 105     -re ".\[0-9\]* = \\(long \\*\\) $hex.*$gdb_prompt $" {
 106         pass "print value of &lbig.l\[0\]"
 107     }
 108     -re ".\[0-9\]* = \\(long int \\*\\) $hex.*$gdb_prompt $" {
 109         pass "print value of &lbig.l\[0\]"
 110     }
 111 }
 112
 113 gdb_test "print ibig.i\[100\] | 1" " = 5" \
 114     "print value of ibig.i\[100\] | 1"
 115
 116 gdb_test "print sbig.s\[90\] & 127" " = 127" \
 117     "print value of sbig.s\[90\] & 127"
 118
 119 gdb_test "print !ibig.i\[100\]" " = $false" \
 120     "print value of !ibig.i\[100\]"
 121
 122 gdb_test "print !sbig.s\[90\]" " = $false" \
 123     "print value of !sbig.s\[90\]"
 124
 125 gdb_test "print !fbig.f\[100\]" " = $false" \
 126     "print value of !ibig.i\[100\]"
 127
 128 gdb_test "print !dbig.d\[202\]" " = $false" \
 129     "print value of !ibig.i\[100\]"
 130
 131 gdb_test "print sbig.s\[90\] * 10" " = 2550" \
 132     "print value of !sbig.s\[90\] * 10"
 133
 134 gdb_test "print ibig.i\[100\] * sbig.s\[90\]" " = 1275" \
 135     "print value of ibig.i\[100\] * sbig.s\[90\]"
 136
 137 gdb_test "print fbig.f\[100\] * dbig.d\[202\]" " = 119.99\[0-9\]*" \
 138     "print value of fbig.f\[100\] * dbig.d\[202\]"
 139
 140 gdb_test "print !(sbig.s\[90\] * 2)" " = $false" \
 141     "print value of !(sbig.s\[90\] * 2)"
 142
 143 gdb_test "print sizeof(sbig)" " = 800" "print value of sizeof sbig"
 144
 145 gdb_test "print sizeof(cbig)" " = 100" "print value of sizeof cbig"
 146
 147 gdb_test "print sizeof(lbig)/sizeof(long)" " = 900" \
 148     "print value of sizeof lbig / sizeof long"
 149
 150 gdb_test "print ibig.i\[100\] << 2" " = 20" \
 151     "print value of ibig.i\[100\] << 2"
 152
 153 gdb_test "print sbig.s\[90\] >> 4" " = 15" \
 154     "print value of sbig.s\[90\] >> 4"
 155
 156 gdb_test "print lbig.l\[333\] >> 6" " = 15624999" \
 157     "print value of lbig.l\[333\] >> 6"
 158