gdb/testsuite/gdb.hp/gdb.base-hp/reg-pa64.exp

   1 # Tests of wide register displays for GDB on HPPA 2.0 machines
   2 #   Copyright 1994-2013 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 # use this to debug:
  18 #log_user 1
  19
  20 if { [skip_hp_tests] } { continue }
  21
  22 if ![istarget "hppa*-*-*"] {
  23     verbose "Wide register test ignored for non-hppa targets."
  24     return 0
  25 }
  26
  27 if ![istarget "hppa64-hp-hpux*"] {
  28     verbose "reg-pa64.exp is only for PA2.0W (aka PA64)."
  29     return 0
  30 }
  31
  32 set testfile "reg-pa64"
  33 set srcfile ${testfile}.s
  34 set binfile ${objdir}/${subdir}/${testfile}
  35
  36 # To build a pa 2.0 executable
  37 #
  38 #     as +DA2.0W -o reg-pa64 reg-pa64.s
  39 # or
  40 #     cc +DA2.0W -g -o reg-pa64 reg-pa64.s
  41 #
  42 # Don't reject if there are warnings, as we expect this warning:
  43 #
  44 #    (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
  45 #    The linked output may not run on a PA 1.x system.
  46 #
  47
  48 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  49     untested reg-pa64.exp
  50     return -1
  51 }
  52
  53 gdb_exit
  54 gdb_start
  55 gdb_reinitialize_dir $srcdir/$subdir
  56 gdb_load ${binfile}
  57
  58 # test machine--there's no 2.0n architecture, so we have
  59 # to try to run the app.
  60 #
  61 gdb_test "break main" "Breakpoint.*" "initial set-up"
  62
  63 send_gdb "run\n"
  64 gdb_expect {
  65     -re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
  66         # Not hppa2.0 machine
  67         #
  68         return 0
  69     }
  70     -re "Cannot exec.*$gdb_prompt $" {
  71         # Not hppa2.0 machine
  72         #
  73         return 0
  74     }
  75     -re ".*Starting program:.*$gdb_prompt $" {
  76         pass "Ready to start test"
  77     }
  78     timeout {
  79         fail "initial set-up, part 2 (timeout)"
  80         return 0
  81     }
  82 }
  83
  84 # Let the program set known values.  This secretly deletes
  85 # the breakpoint at main and re-runs to mainend.
  86 #
  87 runto mainend
  88
  89 # Look for known values
  90 #
  91 gdb_test "info reg r1"  "r1 1"
  92 gdb_test "info reg r4"  "r4 2"
  93 gdb_test "info reg r5"  "r5 4"
  94 gdb_test "info reg r6"  "r6 8"
  95 gdb_test "info reg r7"  "r7 10"
  96 gdb_test "info reg r8"  "r8 20"
  97 gdb_test "info reg r9"  "r9 40"
  98 gdb_test "info reg r10" "r10 80"
  99 gdb_test "info reg r11" "r11 100"
 100 gdb_test "info reg r12" "r12 200"
 101 gdb_test "info reg r13" "r13 400"
 102 gdb_test "info reg r14" "r14 800"
 103 gdb_test "info reg r15" "r15 1000"
 104 gdb_test "info reg r16" "r16 2000"
 105
 106 # Two odd variants that GDB supports are:
 107 #   "1" means "r1", and
 108 #   "$1" means "r1"
 109 #
 110 gdb_test "info reg 1 4" "r1 1.*r4 2"
 111 gdb_test "info reg \$1" "r1 1"
 112
 113 # Verify that GDB responds gracefully to a register ID number that
 114 # is out of range.
 115 #
 116 gdb_test "info reg 999" "999: invalid register"
 117
 118 # Make sure the floating point status and error registers
 119 # don't show up as floating point numbers!
 120 #
 121 gdb_test "info reg fpsr" ".*fpsr 0.*" "fpsr"
 122 gdb_test "info reg fpe1" ".*fpe1 .*" "fpe1"
 123 gdb_test "info reg fpe2" ".*fpe2 .*" "fpe2"
 124 gdb_test "info reg fpe3" ".*fpe3 .*" "fpe3"
 125 #DTS CLLbs16708
 126 #info reg should recognize fpe4..fpe7.
 127 setup_xfail hppa64-hp-hpux* CLLbs16708
 128 gdb_test "info reg fpe4" ".*fpe4 .*" "fpe4"
 129 setup_xfail hppa64-hp-hpux* CLLbs16708
 130 gdb_test "info reg fpe5" ".*fpe5 .*" "fpe5"
 131 setup_xfail hppa64-hp-hpux* CLLbs16708
 132 gdb_test "info reg fpe6" ".*fpe6 .*" "fpe6"
 133 setup_xfail hppa64-hp-hpux* CLLbs16708
 134 gdb_test "info reg fpe7" ".*fpe7 .*" "fpe7"
 135
 136 gdb_test "info reg fr4"  ".*fr4.*(double precision).* 1.*"
 137 gdb_test "info reg fr5"  ".*fr5.*(double precision).* 2.*"
 138 gdb_test "info reg fr6"  ".*fr6.*(double precision).* 2.*"
 139 gdb_test "info reg fr7"  ".*fr7.*(double precision).* 4.*"
 140 gdb_test "info reg fr8"  ".*fr8.*(double precision).* 8.*"
 141 gdb_test "info reg fr9"  ".*fr9.*(double precision).* 32.*"
 142 gdb_test "info reg fr10" ".*fr10.*(double precision).* 256.*"
 143
 144 gdb_test "info reg r19" "r19 deadbeefbadcadee"
 145
 146 # Need to add test of use of $<register-name>
 147 #
 148 # Q: How do you say a literal "$" in expect?
 149 # A: You say "\$".   A literal "\" is "\\".
 150 #
 151 # Please note that this test will fail as long as we are running
 152 # in 32-bit mode: it will produce "$1 = 0xbadcadee".  To fix it
 153 # would require building a real 64-bit gdb (expression evaluation,
 154 # in particular).
 155 #
 156 send_gdb "p/x \$r19\n"
 157 gdb_expect {
 158     -re ".*= 0xdeadbeefbadcadee.*$gdb_prompt $" {
 159         pass "64-bit works"
 160     }
 161     -re ".*= 0xbadcadee.*$gdb_prompt $" {
 162         pass "32-bit extract when using PRINT; expected but not good"
 163     }
 164     -re ".*$gdb_prompt $" {
 165         fail "didn't print any part of right value"
 166     }
 167     timeout {
 168         fail "timeout on print"
 169     }
 170 }
 171
 172 # Need to add tests of setting wide regs too.  E.g.
 173 #
 174 # set $r4 = 0x1234567890123456
 175 # p/x $r4
 176 #
 177
 178 # done
 179 #
 180 gdb_exit
 181
 182 return 0