gcc/testsuite/lib/dg-pch.exp

   1 #   Copyright (C) 2003 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 load_lib copy-file.exp
  18
  19 proc dg-pch { subdir test options suffix } {
  20     global runtests dg-do-what-default
  21
  22     # If we're only testing specific files and this isn't one of them, skip it.
  23     if ![runtest_file_p $runtests $test] {
  24         return
  25     }
  26     set nshort "$subdir/[file tail $test]"
  27     set bname "[file rootname [file tail $nshort]]"
  28
  29     catch { file delete "$bname$suffix.gch" }
  30     catch { file delete "$bname.s" }
  31     catch { file delete "$bname.s-gch" }
  32
  33     # We don't try to use the loop-optimizing options, since they are highly
  34     # unlikely to make any difference to PCH.
  35     foreach flags $options {
  36         verbose "Testing $nshort, $flags" 1
  37
  38         # For the header files, the default is to precompile.
  39         set dg-do-what-default precompile
  40         catch { file delete "$bname$suffix" }
  41         gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
  42         dg-test -keep-output "./$bname$suffix" $flags ""
  43
  44         # For the rest, the default is to compile to .s.
  45         set dg-do-what-default compile
  46
  47         if { [ file exists "$bname$suffix.gch" ] } {
  48             # Ensure that the PCH file is used, not the original header.
  49             file delete "$bname$suffix"
  50
  51             dg-test -keep-output $test $flags "-I."
  52             file delete "$bname$suffix.gch"
  53             if { [ file exists "$bname.s" ] } {
  54                 file rename "$bname.s" "$bname.s-gch"
  55                 gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
  56                 dg-test -keep-output $test $flags "-I."
  57                 set tmp [ diff "$bname.s" "$bname.s-gch" ]
  58                 if { $tmp == 0 } {
  59                     untested "$nshort $flags assembly comparison"
  60                 } elseif { $tmp == 1 } {
  61                     pass "$nshort $flags assembly comparison"
  62                 } else {
  63                     fail "$nshort $flags assembly comparison"
  64                 }
  65                 file delete "$bname$suffix"
  66                 file delete "$bname.s"
  67                 file delete "$bname.s-gch"
  68             } else {
  69                 untested "$nshort $flags assembly comparison"
  70             }
  71
  72         } else {
  73             untested "$nshort $flags"
  74             untested "$nshort $flags assembly comparison"
  75         }
  76     }
  77 }