Subversion Repositories openrisc_2011-10-31

#   Copyright (C) 2003, 2007 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

load_lib copy-file.exp

proc dg-pch { subdir test options suffix } {
    global runtests dg-do-what-default

    # If we're only testing specific files and this isn't one of them, skip it.
    if ![runtest_file_p $runtests $test] {
        return
    }
    set nshort "$subdir/[file tail $test]"
    set bname "[file rootname [file tail $nshort]]"

    catch { file delete "$bname$suffix.gch" }
    catch { file delete "$bname.s" }
    catch { file delete "$bname.s-gch" }

    # We don't try to use the loop-optimizing options, since they are highly
    # unlikely to make any difference to PCH.
    foreach flags $options {
        verbose "Testing $nshort, $flags" 1

        # For the header files, the default is to precompile.
        set dg-do-what-default precompile
        catch { file delete "$bname$suffix" }
        gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
        dg-test -keep-output "./$bname$suffix" $flags ""

        # For the rest, the default is to compile to .s.
        set dg-do-what-default compile

        if { [ file exists "$bname$suffix.gch" ] } {
            # Ensure that the PCH file is used, not the original header.
            file delete "$bname$suffix"

            dg-test -keep-output $test $flags "-I."
            file delete "$bname$suffix.gch"
            if { [ file exists "$bname.s" ] } {
                file rename "$bname.s" "$bname.s-gch"
                gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
                dg-test -keep-output $test $flags "-I."
                set tmp [ diff "$bname.s" "$bname.s-gch" ]
                if { $tmp == 0 } {
                    untested "$nshort $flags assembly comparison"
                } elseif { $tmp == 1 } {
                    pass "$nshort $flags assembly comparison"
                } else {
                    fail "$nshort $flags assembly comparison"
                }
                file delete "$bname$suffix"
                file delete "$bname.s"
                file delete "$bname.s-gch"
            } else {
                untested "$nshort $flags assembly comparison"
            }

        } else {
            untested "$nshort $flags"
            untested "$nshort $flags assembly comparison"
        }
    }
}