1# Copyright (C) 2003, 2005, 2008 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 17proc load_gcc_lib { filename } { 18 global srcdir 19 load_file $srcdir/lib/$filename 20} 21 22load_lib dg.exp 23load_lib libgloss.exp 24load_gcc_lib target-libpath.exp 25load_gcc_lib wrapper.exp 26 27 28# Define libffi callbacks for dg.exp. 29 30proc libffi-dg-test-1 { target_compile prog do_what extra_tool_flags } { 31 32 # To get all \n in dg-output test strings to match printf output 33 # in a system that outputs it as \015\012 (i.e. not just \012), we 34 # need to change all \n into \r?\n. As there is no dejagnu flag 35 # or hook to do that, we simply change the text being tested. 36 # Unfortunately, we have to know that the variable is called 37 # dg-output-text and lives in the caller of libffi-dg-test, which 38 # is two calls up. Overriding proc dg-output would be longer and 39 # would necessarily have the same assumption. 40 upvar 2 dg-output-text output_match 41 42 if { [llength $output_match] > 1 } { 43 regsub -all "\n" [lindex $output_match 1] "\r?\n" x 44 set output_match [lreplace $output_match 1 1 $x] 45 } 46 47 # Set up the compiler flags, based on what we're going to do. 48 49 set options [list] 50 switch $do_what { 51 "compile" { 52 set compile_type "assembly" 53 set output_file "[file rootname [file tail $prog]].s" 54 } 55 "link" { 56 set compile_type "executable" 57 set output_file "[file rootname [file tail $prog]].exe" 58 # The following line is needed for targets like the i960 where 59 # the default output file is b.out. Sigh. 60 } 61 "run" { 62 set compile_type "executable" 63 # FIXME: "./" is to cope with "." not being in $PATH. 64 # Should this be handled elsewhere? 65 # YES. 66 set output_file "./[file rootname [file tail $prog]].exe" 67 # This is the only place where we care if an executable was 68 # created or not. If it was, dg.exp will try to run it. 69 remote_file build delete $output_file; 70 } 71 default { 72 perror "$do_what: not a valid dg-do keyword" 73 return "" 74 } 75 } 76 77 if { $extra_tool_flags != "" } { 78 lappend options "additional_flags=$extra_tool_flags" 79 } 80 81 set comp_output [libffi_target_compile "$prog" "$output_file" "$compile_type" $options]; 82 83 84 return [list $comp_output $output_file] 85} 86 87 88proc libffi-dg-test { prog do_what extra_tool_flags } { 89 return [libffi-dg-test-1 target_compile $prog $do_what $extra_tool_flags] 90} 91 92proc libffi-init { args } { 93 global gluefile wrap_flags; 94 global srcdir 95 global blddirffi 96 global objdir 97 global TOOL_OPTIONS 98 global tool 99 global libffi_include 100 global libffi_link_flags 101 global tool_root_dir 102 global ld_library_path 103 104 set blddirffi [pwd]/.. 105 verbose "libffi $blddirffi" 106 107 set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a] 108 if {$gccdir != ""} { 109 set gccdir [file dirname $gccdir] 110 } 111 verbose "gccdir $gccdir" 112 113 set ld_library_path "." 114 append ld_library_path ":${gccdir}" 115 116 set compiler "${gccdir}/xgcc" 117 if { [is_remote host] == 0 && [which $compiler] != 0 } { 118 foreach i "[exec $compiler --print-multi-lib]" { 119 set mldir "" 120 regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir 121 set mldir [string trimright $mldir "\;@"] 122 if { "$mldir" == "." } { 123 continue 124 } 125 if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } { 126 append ld_library_path ":${gccdir}/${mldir}" 127 } 128 } 129 } 130 # add the library path for libffi. 131 append ld_library_path ":${blddirffi}/.libs" 132 133 verbose "ld_library_path: $ld_library_path" 134 135 # Point to the Libffi headers in libffi. 136 set libffi_include "${blddirffi}/include" 137 verbose "libffi_include $libffi_include" 138 139 set libffi_dir "${blddirffi}/.libs" 140 verbose "libffi_dir $libffi_dir" 141 if { $libffi_dir != "" } { 142 set libffi_dir [file dirname ${libffi_dir}] 143 set libffi_link_flags "-L${libffi_dir}/.libs" 144 } 145 146 set_ld_library_path_env_vars 147 libffi_maybe_build_wrapper "${objdir}/testglue.o" 148} 149 150proc libffi_exit { } { 151 global gluefile; 152 153 if [info exists gluefile] { 154 file_on_build delete $gluefile; 155 unset gluefile; 156 } 157} 158 159proc libffi_target_compile { source dest type options } { 160 global gluefile wrap_flags; 161 global srcdir 162 global blddirffi 163 global TOOL_OPTIONS 164 global libffi_link_flags 165 global libffi_include 166 global target_triplet 167 168 169 if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } { 170 lappend options "libs=${gluefile}" 171 lappend options "ldflags=$wrap_flags" 172 } 173 174 # TOOL_OPTIONS must come first, so that it doesn't override testcase 175 # specific options. 176 if [info exists TOOL_OPTIONS] { 177 lappend options [concat "additional_flags=$TOOL_OPTIONS" $options]; 178 } 179 180 # search for ffi_mips.h in srcdir, too 181 lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include -I${libffi_include}/.." 182 lappend options "additional_flags=${libffi_link_flags}" 183 184 # If you're building the compiler with --prefix set to a place 185 # where it's not yet installed, then the linker won't be able to 186 # find the libgcc used by libffi.dylib. We could pass the 187 # -dylib_file option, but that's complicated, and it's much easier 188 # to just make the linker find libgcc using -L options. 189 if { [string match "*-*-darwin*" $target_triplet] } { 190 lappend options "libs= -shared-libgcc" 191 } 192 193 lappend options "libs= -lffi" 194 195 verbose "options: $options" 196 return [target_compile $source $dest $type $options] 197} 198 199# Utility routines. 200 201# 202# search_for -- looks for a string match in a file 203# 204proc search_for { file pattern } { 205 set fd [open $file r] 206 while { [gets $fd cur_line]>=0 } { 207 if [string match "*$pattern*" $cur_line] then { 208 close $fd 209 return 1 210 } 211 } 212 close $fd 213 return 0 214} 215 216# Modified dg-runtest that can cycle through a list of optimization options 217# as c-torture does. 218proc libffi-dg-runtest { testcases default-extra-flags } { 219 global runtests 220 221 foreach test $testcases { 222 # If we're only testing specific files and this isn't one of 223 # them, skip it. 224 if ![runtest_file_p $runtests $test] { 225 continue 226 } 227 228 # Look for a loop within the source code - if we don't find one, 229 # don't pass -funroll[-all]-loops. 230 global torture_with_loops torture_without_loops 231 if [expr [search_for $test "for*("]+[search_for $test "while*("]] { 232 set option_list $torture_with_loops 233 } else { 234 set option_list $torture_without_loops 235 } 236 237 set nshort [file tail [file dirname $test]]/[file tail $test] 238 239 foreach flags $option_list { 240 verbose "Testing $nshort, $flags" 1 241 dg-test $test $flags ${default-extra-flags} 242 } 243 } 244} 245 246 247# Like check_conditional_xfail, but callable from a dg test. 248 249proc dg-xfail-if { args } { 250 set args [lreplace $args 0 0] 251 set selector "target [join [lindex $args 1]]" 252 if { [dg-process-target $selector] == "S" } { 253 global compiler_conditional_xfail_data 254 set compiler_conditional_xfail_data $args 255 } 256} 257 258 259# We need to make sure that additional_files and additional_sources 260# are both cleared out after every test. It is not enough to clear 261# them out *before* the next test run because gcc-target-compile gets 262# run directly from some .exp files (outside of any test). (Those 263# uses should eventually be eliminated.) 264 265# Because the DG framework doesn't provide a hook that is run at the 266# end of a test, we must replace dg-test with a wrapper. 267 268if { [info procs saved-dg-test] == [list] } { 269 rename dg-test saved-dg-test 270 271 proc dg-test { args } { 272 global additional_files 273 global additional_sources 274 global errorInfo 275 276 if { [ catch { eval saved-dg-test $args } errmsg ] } { 277 set saved_info $errorInfo 278 set additional_files "" 279 set additional_sources "" 280 error $errmsg $saved_info 281 } 282 set additional_files "" 283 set additional_sources "" 284 } 285} 286 287# Local Variables: 288# tcl-indent-level:4 289# End: 290