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, 2008, 2009 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 $tracelevel {
  21     strace $tracelevel
  22 }
  23
  24 if { [skip_hp_tests] } { continue }
  25
  26 if ![istarget "hppa*-*-*"] {
  27     verbose "Wide register test ignored for non-hppa targets."
  28     return 0
  29 }
  30
  31 if ![istarget "hppa64-hp-hpux*"] {
  32     verbose "reg-pa64.exp is only for PA2.0W (aka PA64)."
  33     return 0
  34 }
  35
  36 set testfile "reg-pa64"
  37 set srcfile ${testfile}.s
  38 set binfile ${objdir}/${subdir}/${testfile}
  39
  40 # To build a pa 2.0 executable
  41 #
  42 #     as +DA2.0W -o reg-pa64 reg-pa64.s
  43 # or
  44 #     cc +DA2.0W -g -o reg-pa64 reg-pa64.s
  45 #
  46 # Don't reject if there are warnings, as we expect this warning:
  47 #
  48 #    (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
  49 #    The linked output may not run on a PA 1.x system.
  50 #
  51
  52 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  53     untested reg-pa64.exp
  54     return -1
  55 }
  56
  57 gdb_exit
  58 gdb_start
  59 gdb_reinitialize_dir $srcdir/$subdir
  60 gdb_load ${binfile}
  61
  62 # test machine--there's no 2.0n architecture, so we have
  63 # to try to run the app.
  64 #
  65 gdb_test "break main" "Breakpoint.*" "initial set-up"
  66
  67 send_gdb "run\n"
  68 gdb_expect {
  69     -re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
  70         # Not hppa2.0 machine
  71         #
  72         return 0
  73     }
  74     -re "Cannot exec.*$gdb_prompt $" {
  75         # Not hppa2.0 machine
  76         #
  77         return 0
  78     }
  79     -re ".*Starting program:.*$gdb_prompt $" {
  80         pass "Ready to start test"
  81     }
  82     timeout {
  83         fail "initial set-up, part 2 (timeout)"
  84         return 0
  85     }
  86 }
  87
  88 # Let the program set known values.  This secretly deletes
  89 # the breakpoint at main and re-runs to mainend.
  90 #
  91 runto mainend
  92
  93 # Look for known values
  94 #
  95 gdb_test "info reg r1"  "r1 1"
  96 gdb_test "info reg r4"  "r4 2"
  97 gdb_test "info reg r5"  "r5 4"
  98 gdb_test "info reg r6"  "r6 8"
  99 gdb_test "info reg r7"  "r7 10"
 100 gdb_test "info reg r8"  "r8 20"
 101 gdb_test "info reg r9"  "r9 40"
 102 gdb_test "info reg r10" "r10 80"
 103 gdb_test "info reg r11" "r11 100"
 104 gdb_test "info reg r12" "r12 200"
 105 gdb_test "info reg r13" "r13 400"
 106 gdb_test "info reg r14" "r14 800"
 107 gdb_test "info reg r15" "r15 1000"
 108 gdb_test "info reg r16" "r16 2000"
 109
 110 # Two odd variants that GDB supports are:
 111 #   "1" means "r1", and
 112 #   "$1" means "r1"
 113 #
 114 gdb_test "info reg 1 4" "r1 1.*r4 2"
 115 gdb_test "info reg \$1" "r1 1"
 116
 117 # Verify that GDB responds gracefully to a register ID number that
 118 # is out of range.
 119 #
 120 gdb_test "info reg 999" "999: invalid register"
 121
 122 # Make sure the floating point status and error registers
 123 # don't show up as floating point numbers!
 124 #
 125 gdb_test "info reg fpsr" ".*fpsr 0.*" "fpsr"
 126 gdb_test "info reg fpe1" ".*fpe1 .*" "fpe1"
 127 gdb_test "info reg fpe2" ".*fpe2 .*" "fpe2"
 128 gdb_test "info reg fpe3" ".*fpe3 .*" "fpe3"
 129 #DTS CLLbs16708
 130 #info reg should recognize fpe4..fpe7.
 131 setup_xfail hppa64-hp-hpux* CLLbs16708
 132 gdb_test "info reg fpe4" ".*fpe4 .*" "fpe4"
 133 setup_xfail hppa64-hp-hpux* CLLbs16708
 134 gdb_test "info reg fpe5" ".*fpe5 .*" "fpe5"
 135 setup_xfail hppa64-hp-hpux* CLLbs16708
 136 gdb_test "info reg fpe6" ".*fpe6 .*" "fpe6"
 137 setup_xfail hppa64-hp-hpux* CLLbs16708
 138 gdb_test "info reg fpe7" ".*fpe7 .*" "fpe7"
 139
 140 gdb_test "info reg fr4"  ".*fr4.*(double precision).* 1.*"
 141 gdb_test "info reg fr5"  ".*fr5.*(double precision).* 2.*"
 142 gdb_test "info reg fr6"  ".*fr6.*(double precision).* 2.*"
 143 gdb_test "info reg fr7"  ".*fr7.*(double precision).* 4.*"
 144 gdb_test "info reg fr8"  ".*fr8.*(double precision).* 8.*"
 145 gdb_test "info reg fr9"  ".*fr9.*(double precision).* 32.*"
 146 gdb_test "info reg fr10" ".*fr10.*(double precision).* 256.*"
 147
 148 gdb_test "info reg r19" "r19 deadbeefbadcadee"
 149
 150 # Need to add test of use of $<register-name>
 151 #
 152 # Q: How do you say a literal "$" in expect?
 153 # A: You say "\$".   A literal "\" is "\\".
 154 #
 155 # Please note that this test will fail as long as we are running
 156 # in 32-bit mode: it will produce "$1 = 0xbadcadee".  To fix it
 157 # would require building a real 64-bit gdb (expression evaluation,
 158 # in particular).
 159 #
 160 send_gdb "p/x \$r19\n"
 161 gdb_expect {
 162     -re ".*= 0xdeadbeefbadcadee.*$gdb_prompt $" {
 163         pass "64-bit works"
 164     }
 165     -re ".*= 0xbadcadee.*$gdb_prompt $" {
 166         pass "32-bit extract when using PRINT; expected but not good"
 167     }
 168     -re ".*$gdb_prompt $" {
 169         fail "didn't print any part of right value"
 170     }
 171     timeout {
 172         fail "timeout on print"
 173     }
 174 }
 175
 176 # Need to add tests of setting wide regs too.  E.g.
 177 #
 178 # set $r4 = 0x1234567890123456
 179 # p/x $r4
 180 #
 181
 182 # done
 183 #
 184 gdb_exit
 185
 186 return 0