gdb/testsuite/gdb.arch/powerpc-d128-regs.exp

   1 # This testcase is part of GDB, the GNU debugger.
   2
   3 # Copyright 2008
   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@gnu.org
  21
  22 # Testcase for ppc decimal128 pseudo-registers.
  23
  24 if $tracelevel then {
  25         strace $tracelevel
  26 }
  27
  28 if ![istarget "powerpc64-*"] then {
  29     verbose "Skipping powerpc Decimal128 pseudo-registers testcase."
  30     return
  31 }
  32
  33 set testfile "powerpc-d128-regs"
  34 set srcfile ${testfile}.c
  35 set binfile ${objdir}/${subdir}/${testfile}
  36
  37 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {quiet debug}] != "" } {
  38      untested powerpc-d128-regs.exp
  39      return -1
  40 }
  41
  42 # Start with a fresh gdb.
  43
  44 gdb_exit
  45 gdb_start
  46 gdb_reinitialize_dir $srcdir/$subdir
  47 gdb_load ${binfile}
  48
  49 if { ![runto main] } then {
  50    fail "run to main"
  51    return
  52 }
  53
  54 if [gdb_test "show arch" ".*currently powerpc:common.*" "Checking for PPC arch"] {
  55     return -1;
  56 }
  57
  58 gdb_test "next" ""
  59
  60 for {set i 0} {$i < 16} {incr i 1} {
  61 gdb_test "set \$dl$i=d128" "" "Set dl$i register"
  62
  63 gdb_test "print \$dl$i" "\\\$$decimal = 1\.2345678910" "Print dl$i register as DFP"
  64
  65 gdb_test "info reg dl$i" \
  66          "dl$i\[ \]*1\.2345678910\[\t\]*\\(raw 0x2205800000000000000000049c5de09c\\)" \
  67          "Print dl$i register with the info reg command"
  68
  69 gdb_test "info reg f[expr 2*$i]" \
  70          "f[expr 2*$i]\[ \]*8\.608957309287334e\-145\[\t\]*\\(raw 0x2205800000000000\\)" \
  71          "Testing lower half of dl$i register"
  72
  73 gdb_test "info reg f[expr 2*$i+1]" \
  74          "f[expr 2*$i+1]\[ \]*9\.7841140127686122e\-314\[\t\]*\\(raw 0x000000049c5de09c\\)" \
  75          "Testing upper half of dl$i register"
  76
  77 }