gdb/testsuite/gdb.hp/gdb.base-hp/reg.exp

   1 # This test script is part of GDB, the GNU debugger.
   2
   3 # Copyright 1998, 1999, 2001, 2004,
   4 # Free Software Foundation, Inc.
   5
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 # Please email any bugs, comments, and/or additions to this file to:
  20 # bug-gdb@prep.ai.mit.edu
  21
  22 # Tests of wide register displays for GDB on HPPA 2.0 machines
  23
  24 # use this to debug:
  25 #log_user 1
  26
  27 if $tracelevel then {
  28         strace $tracelevel
  29         }
  30
  31 if { [skip_hp_tests] } then { continue }
  32
  33 set testfile "reg"
  34
  35 if [istarget "hppa64-hp-hpux*"] {
  36     verbose "reg.exp is not for PA2.0W."
  37     return 0
  38 }
  39 set srcfile ${testfile}.s
  40 set binfile ${objdir}/${subdir}/${testfile}
  41
  42 # To build a pa 2.0 executable
  43 #
  44 #     as -o reg reg.s
  45 # or
  46 #     cc -g -o reg reg.s
  47 #
  48 # The +DA2.0N flag doesn't seem to be needed.
  49 #
  50 # Don't reject if there are warnings, as we expect this warning:
  51 #
  52 #    (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
  53 #    The linked output may not run on a PA 1.x system.
  54 #
  55
  56 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  57      untested reg.exp
  58      return -1
  59 }
  60
  61 gdb_exit
  62 gdb_start
  63 gdb_reinitialize_dir $srcdir/$subdir
  64 gdb_load ${binfile}
  65
  66 # test machine--there's no 2.0n architecture, so we have
  67 # to try to run the app.
  68 #
  69 send_gdb "break main\n"
  70     gdb_expect {
  71         -re "Breakpoint.*$gdb_prompt $" {
  72             pass "initial set-up"
  73         }
  74         -re ".*$gdb_prompt $" {
  75             fail "initial set-up"
  76         }
  77         timeout {
  78             fail "initial set-up (timeout)"
  79         }
  80     }
  81
  82 send_gdb "run\n"
  83     gdb_expect {
  84         -re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
  85             # Not hppa2.0 machine
  86             #
  87             return 0
  88         }
  89         -re "Cannot exec.*$gdb_prompt $" {
  90             # Not hppa2.0 machine
  91             #
  92             return 0
  93         }
  94         -re ".*Starting program:.*$gdb_prompt $" {
  95             pass "Ready to start test"
  96         }
  97         timeout {
  98             fail "initial set-up, part 2 (timeout)"
  99             return 0
 100         }
 101     }
 102
 103 # Let the program set known values.  This secretly deletes
 104 # the breakpoint at main and re-runs to mainend.
 105 #
 106 runto mainend
 107
 108 # Look for known values
 109 #
 110 # The output format changed between gdb 6.1.1 and gdb HEAD 2004-06-01.
 111 #
 112 #   gdb 6.1.1:
 113 #   (gdb) info reg r1
 114 #   r1 1
 115 #
 116 #   gdb HEAD 2004-06-01:
 117 #   (gdb) info reg r1
 118 #   r1             0x1     1
 119 #
 120 # For now, I accept both formats.  In the future, you can remove
 121 # the old gdb 6.1.1 format.
 122 #
 123 # -- chastain 2004-06-26
 124
 125 set ws "\[\r\n\t \]+"
 126
 127 proc hp_integer_reg {regname vhex vdec} {
 128   global ws
 129   set value_611 "$regname${ws}$vhex"
 130   set value_new "$regname${ws}0x$vhex${ws}$vdec"
 131   gdb_test "info reg $regname" "$value_611|$value_new"
 132 }
 133
 134 hp_integer_reg "r1"      "1"     "1"
 135 hp_integer_reg "r4"      "2"     "2"
 136 hp_integer_reg "r5"      "4"     "4"
 137 hp_integer_reg "r6"      "8"     "8"
 138 hp_integer_reg "r7"     "10"    "16"
 139 hp_integer_reg "r8"     "20"    "32"
 140 hp_integer_reg "r9"     "40"    "64"
 141 hp_integer_reg "r10"    "80"   "128"
 142 hp_integer_reg "r11"   "100"   "256"
 143 hp_integer_reg "r12"   "200"   "512"
 144 hp_integer_reg "r13"   "400"  "1024"
 145 hp_integer_reg "r14"   "800"  "2048"
 146 hp_integer_reg "r15"  "1000"  "4096"
 147 hp_integer_reg "r16"  "2000"  "8192"
 148
 149 # Two odd variants that GDB supports are:
 150 #   "1" means "r1", and
 151 #   "$1" means "r1"
 152
 153 hp_integer_reg "1" "1" "1"
 154 hp_integer_reg "4" "2" "2"
 155
 156 set name "info reg \$1"
 157 gdb_test_multiple "info reg \$1" "$name" {
 158     -re "r1${ws}1\r\n$gdb_prompt $" {
 159         pass "$name"
 160     }
 161     -re "r1${ws}0x1${ws}1\r\n$gdb_prompt $" {
 162         pass "$name"
 163     }
 164 }
 165
 166 # Verify that GDB responds gracefully to a register ID number that
 167 # is out of range.
 168
 169 gdb_test "info reg 999" "Invalid register.*999.*"
 170
 171 # Make sure the floating point status and error registers
 172 # don't show up as floating point numbers!
 173
 174 hp_integer_reg "fpsr" "0" "0"
 175 hp_integer_reg "fpe1" "0" "0"
 176 hp_integer_reg "fpe2" "0" "0"
 177 hp_integer_reg "fpe3" "0" "0"
 178 hp_integer_reg "fpe4" "0" "0"
 179 hp_integer_reg "fpe5" "0" "0"
 180 hp_integer_reg "fpe6" "0" "0"
 181 hp_integer_reg "fpe7" "0" "0"
 182
 183 # Floating point registers.
 184 # TODO: these are old format only.
 185
 186 gdb_test "info reg fr4"  ".*fr4.*(double precision).* 1"
 187 gdb_test "info reg fr5"  ".*fr5.*(double precision).* 2"
 188 gdb_test "info reg fr6"  ".*fr6.*(double precision).* 2"
 189 gdb_test "info reg fr7"  ".*fr7.*(double precision).* 4"
 190 gdb_test "info reg fr8"  ".*fr8.*(double precision).* 8"
 191 gdb_test "info reg fr9"  ".*fr9.*(double precision).* 32"
 192 gdb_test "info reg fr10" ".*fr10.*(double precision).* 256"
 193
 194 # An integer register with a 64-bit value.
 195
 196 set name "info reg r19"
 197 gdb_test_multiple "info reg r19" "$name" {
 198     -re "r19${ws}deadbeefbadcadee\r\n$gdb_prompt $" {
 199         # old gdb 6.1.1 format, good result
 200         pass "$name"
 201     }
 202     -re "r19${ws}badcadee\r\n$gdb_prompt $" {
 203         # old gdb 6.1.1 format, bad result
 204         fail "$name (32-bit truncation)"
 205     }
 206     -re "r19${ws}0xdeadbeefbadcadee${ws}16045690984232431086\r\n$gdb_prompt $" {
 207         # new gdb HEAD 2004-06-01 format, good result
 208         pass "$name"
 209     }
 210     -re "r19${ws}0xbadcadee${ws}3135024622\r\n$gdb_prompt $" {
 211         # new gdb HEAD 2004-06-01 format, 32 bit truncation
 212         fail "$name (32-bit truncation)"
 213     }
 214 }
 215
 216 set name "print /x \$r19"
 217 gdb_test_multiple "print /x \$r19" "$name" {
 218     -re "= 0xdeadbeefbadcadee\r\n$gdb_prompt $" {
 219         pass "$name"
 220     }
 221     -re "= 0xbadcadee\r\n$gdb_prompt $" {
 222         # this was a PASS in the last version so keep it PASS for now
 223         # -- chastain 2004-06-26
 224         pass "$name (32-bit truncation)"
 225     }
 226 }
 227
 228 # Need to add tests of setting wide regs too.  E.g.
 229 #
 230 # set $r4 = 0x1234567890123456
 231 # p/x $r4
 232 #
 233
 234 # done
 235 #
 236 gdb_exit
 237
 238 return 0