gdb/testsuite/gdb.base/float.exp

   1 # Copyright 2003, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@gnu.org
  18
  19 # This file is part of the gdb testsuite.
  20
  21 if $tracelevel {
  22     strace $tracelevel
  23 }
  24
  25 #
  26 # Test floating-point related functionality.
  27 #
  28
  29
  30 if { [prepare_for_testing float.exp float run.c] } {
  31     return -1
  32 }
  33
  34 # Set it up at a breakpoint so we have its registers.
  35
  36 if ![runto_main] then {
  37     perror "couldn't run to breakpoint"
  38     continue
  39 }
  40
  41 # Test "info float".
  42
  43 if { [istarget "alpha*-*-*"] } then {
  44     gdb_test "info float" "f0.*" "info float"
  45 } elseif { [istarget "arm*-*-*"] || \
  46         [istarget "xscale*-*-*"] || \
  47         [istarget "strongarm*-*-*"] } then {
  48     gdb_test_multiple "info float" "info float" {
  49         -re "Software FPU type.*mask:.*flags:.*$gdb_prompt $" {
  50             pass "info float (FPA)"
  51         }
  52         -re "fpscr.*s0.*s1.*s31.*$gdb_prompt $" {
  53             # Only check for single precision; d0 might be a vector register
  54             # if we have NEON.
  55             pass "info float (VFP)"
  56         }
  57         -re "No floating.point info available for this processor.*" {
  58             pass "info float (without FPU)"
  59         }
  60     }
  61 } elseif { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } then {
  62     gdb_test "info float" "R7:.*Status Word:.*Opcode:.*" "info float"
  63 } elseif [istarget "ia64-*-*"] then {
  64     gdb_test "info float" "f0.*f1.*f127.*" "info float"
  65 } elseif [istarget "m68k-*-*"] then {
  66     gdb_test_multiple "info float" "info_float" {
  67         -re "fp0.*fp1.*fp7.*$gdb_prompt $" {
  68             pass "info float (with FPU)"
  69         }
  70         -re "No floating.point info available for this processor.*" {
  71             pass "info float (without FPU)"
  72         }
  73     }
  74 } elseif [istarget "mips*-*-*"] then {
  75     gdb_test "info float" "f0:.*flt:.*dbl:.*" "info float"
  76 } elseif [istarget "powerpc*-*-*"] then {
  77     gdb_test_multiple "info float" "info_float" {
  78         -re "f0.*f1.*f31.*fpscr.*$gdb_prompt $" {
  79             pass "info float (with FPU)"
  80         }
  81         -re "No floating.point info available for this processor.*" {
  82             pass "info float (without FPU)"
  83         }
  84     }
  85 } elseif [istarget "s390*-*-*"] then {
  86     gdb_test "info float" "fpc.*f0.*f1.*f15.*" "info float"
  87 } elseif [istarget "sh*-*"] then {
  88     # SH may or may not have an FPU
  89     gdb_test_multiple "info float" "info float" {
  90         -re "fpul.*fr0.*fr1.*fr15.*$gdb_prompt $" {
  91               pass "info float (with FPU)"
  92           }
  93         -re "No floating.point info available for this processor.*" {
  94               pass "info float (without FPU)"
  95         }
  96     }
  97 } elseif [istarget "hppa*-*"] then {
  98     gdb_test "info float" "fr4.*fr4R.*fr31R.*" "info float"
  99 } elseif [istarget "sparc*-*-*"] then {
 100     gdb_test "info float" "f0.*f1.*f31.*d0.*d30.*" "info float"
 101 } else {
 102     gdb_test "info float" "No floating.point info available for this processor." "info float (unknown target)"
 103 }