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, 1995, 2007 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 2 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, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 # Please email any bugs, comments, and/or additions to this file to:
  19 # bug-gdb@prep.ai.mit.edu
  20
  21 # use this to debug:
  22 #log_user 1
  23
  24 if $tracelevel {
  25     strace $tracelevel
  26 }
  27
  28 if { [skip_hp_tests] } { continue }
  29
  30 if ![istarget "hppa*-*-*"] {
  31     verbose "Wide register test ignored for non-hppa targets."
  32     return 0
  33 }
  34
  35 if ![istarget "hppa64-hp-hpux*"] {
  36     verbose "reg-pa64.exp is only for PA2.0W (aka PA64)."
  37     return 0
  38 }
  39
  40 set testfile "reg-pa64"
  41 set srcfile ${testfile}.s
  42 set binfile ${objdir}/${subdir}/${testfile}
  43
  44 # To build a pa 2.0 executable
  45 #
  46 #     as +DA2.0W -o reg-pa64 reg-pa64.s
  47 # or
  48 #     cc +DA2.0W -g -o reg-pa64 reg-pa64.s
  49 #
  50 # Don't reject if there are warnings, as we expect this warning:
  51 #
  52 #    (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
  53 #    The linked output may not run on a PA 1.x system.
  54 #
  55
  56 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  57     untested reg-pa64.exp
  58     return -1
  59 }
  60
  61 gdb_exit
  62 gdb_start
  63 gdb_reinitialize_dir $srcdir/$subdir
  64 gdb_load ${binfile}
  65
  66 # test machine--there's no 2.0n architecture, so we have
  67 # to try to run the app.
  68 #
  69 gdb_test "break main" "Breakpoint.*" "initial set-up"
  70
  71 send_gdb "run\n"
  72 gdb_expect {
  73     -re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
  74         # Not hppa2.0 machine
  75         #
  76         return 0
  77     }
  78     -re "Cannot exec.*$gdb_prompt $" {
  79         # Not hppa2.0 machine
  80         #
  81         return 0
  82     }
  83     -re ".*Starting program:.*$gdb_prompt $" {
  84         pass "Ready to start test"
  85     }
  86     timeout {
  87         fail "initial set-up, part 2 (timeout)"
  88         return 0
  89     }
  90 }
  91
  92 # Let the program set known values.  This secretly deletes
  93 # the breakpoint at main and re-runs to mainend.
  94 #
  95 runto mainend
  96
  97 # Look for known values
  98 #
  99 gdb_test "info reg r1"  "r1 1"
 100 gdb_test "info reg r4"  "r4 2"
 101 gdb_test "info reg r5"  "r5 4"
 102 gdb_test "info reg r6"  "r6 8"
 103 gdb_test "info reg r7"  "r7 10"
 104 gdb_test "info reg r8"  "r8 20"
 105 gdb_test "info reg r9"  "r9 40"
 106 gdb_test "info reg r10" "r10 80"
 107 gdb_test "info reg r11" "r11 100"
 108 gdb_test "info reg r12" "r12 200"
 109 gdb_test "info reg r13" "r13 400"
 110 gdb_test "info reg r14" "r14 800"
 111 gdb_test "info reg r15" "r15 1000"
 112 gdb_test "info reg r16" "r16 2000"
 113
 114 # Two odd variants that GDB supports are:
 115 #   "1" means "r1", and
 116 #   "$1" means "r1"
 117 #
 118 gdb_test "info reg 1 4" "r1 1.*r4 2"
 119 gdb_test "info reg \$1" "r1 1"
 120
 121 # Verify that GDB responds gracefully to a register ID number that
 122 # is out of range.
 123 #
 124 gdb_test "info reg 999" "999: invalid register"
 125
 126 # Make sure the floating point status and error registers
 127 # don't show up as floating point numbers!
 128 #
 129 gdb_test "info reg fpsr" ".*fpsr 0.*" "fpsr"
 130 gdb_test "info reg fpe1" ".*fpe1 .*" "fpe1"
 131 gdb_test "info reg fpe2" ".*fpe2 .*" "fpe2"
 132 gdb_test "info reg fpe3" ".*fpe3 .*" "fpe3"
 133 #DTS CLLbs16708
 134 #info reg should recognize fpe4..fpe7.
 135 setup_xfail hppa64-hp-hpux* CLLbs16708
 136 gdb_test "info reg fpe4" ".*fpe4 .*" "fpe4"
 137 setup_xfail hppa64-hp-hpux* CLLbs16708
 138 gdb_test "info reg fpe5" ".*fpe5 .*" "fpe5"
 139 setup_xfail hppa64-hp-hpux* CLLbs16708
 140 gdb_test "info reg fpe6" ".*fpe6 .*" "fpe6"
 141 setup_xfail hppa64-hp-hpux* CLLbs16708
 142 gdb_test "info reg fpe7" ".*fpe7 .*" "fpe7"
 143
 144 gdb_test "info reg fr4"  ".*fr4.*(double precision).* 1.*"
 145 gdb_test "info reg fr5"  ".*fr5.*(double precision).* 2.*"
 146 gdb_test "info reg fr6"  ".*fr6.*(double precision).* 2.*"
 147 gdb_test "info reg fr7"  ".*fr7.*(double precision).* 4.*"
 148 gdb_test "info reg fr8"  ".*fr8.*(double precision).* 8.*"
 149 gdb_test "info reg fr9"  ".*fr9.*(double precision).* 32.*"
 150 gdb_test "info reg fr10" ".*fr10.*(double precision).* 256.*"
 151
 152 gdb_test "info reg r19" "r19 deadbeefbadcadee"
 153
 154 # Need to add test of use of $<register-name>
 155 #
 156 # Q: How do you say a literal "$" in expect?
 157 # A: You say "\$".   A literal "\" is "\\".
 158 #
 159 # Please note that this test will fail as long as we are running
 160 # in 32-bit mode: it will produce "$1 = 0xbadcadee".  To fix it
 161 # would require building a real 64-bit gdb (expression evaluation,
 162 # in particular).
 163 #
 164 send_gdb "p/x \$r19\n"
 165 gdb_expect {
 166     -re ".*= 0xdeadbeefbadcadee.*$gdb_prompt $" {
 167         pass "64-bit works"
 168     }
 169     -re ".*= 0xbadcadee.*$gdb_prompt $" {
 170         pass "32-bit extract when using PRINT; expected but not good"
 171     }
 172     -re ".*$gdb_prompt $" {
 173         fail "didn't print any part of right value"
 174     }
 175     timeout {
 176         fail "timeout on print"
 177     }
 178 }
 179
 180 # Need to add tests of setting wide regs too.  E.g.
 181 #
 182 # set $r4 = 0x1234567890123456
 183 # p/x $r4
 184 #
 185
 186 # done
 187 #
 188 gdb_exit
 189
 190 return 0