| # Copyright (C) 2003, 2005, 2008, 2009, 2010, 2011, 2014, 2019 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 this program; see the file COPYING3. If not see |
| # <http://www.gnu.org/licenses/>. |
| |
| proc load_gcc_lib { filename } { |
| global srcdir loaded_libs |
| load_file $srcdir/../../gcc/testsuite/lib/$filename |
| set loaded_libs($filename) "" |
| } |
| |
| load_lib dg.exp |
| load_lib libgloss.exp |
| load_gcc_lib target-supports.exp |
| load_gcc_lib target-supports-dg.exp |
| load_gcc_lib target-libpath.exp |
| load_gcc_lib wrapper.exp |
| |
| proc check_effective_target_gccbug { } { |
| global has_gccbug |
| return $has_gccbug |
| } |
| |
| # Return 1 if the target matches the effective target 'arg', 0 otherwise. |
| # This can be used with any check_* proc that takes no argument and |
| # returns only 1 or 0. It could be used with check_* procs that take |
| # arguments with keywords that pass particular arguments. |
| |
| proc is-effective-target { arg } { |
| global et_index |
| set selected 0 |
| if { ![info exists et_index] } { |
| # Initialize the effective target index that is used in some |
| # check_effective_target_* procs. |
| set et_index 0 |
| } |
| if { [info procs check_effective_target_${arg}] != [list] } { |
| set selected [check_effective_target_${arg}] |
| } else { |
| error "unknown effective target keyword `$arg'" |
| } |
| verbose "is-effective-target: $arg $selected" 2 |
| return $selected |
| } |
| |
| proc is-effective-target-keyword { arg } { |
| if { [info procs check_effective_target_${arg}] != [list] } { |
| return 1 |
| } else { |
| return 0 |
| } |
| } |
| |
| # Intercept the call to the DejaGnu version of dg-process-target to |
| # support use of an effective-target keyword in place of a list of |
| # target triplets to xfail or skip a test. |
| # |
| # The argument to dg-process-target is the keyword "target" or "xfail" |
| # followed by a selector: |
| # target-triplet-1 ... |
| # effective-target-keyword |
| # selector-expression |
| # |
| # For a target list the result is "S" if the target is selected, "N" otherwise. |
| # For an xfail list the result is "F" if the target is affected, "P" otherwise. |
| |
| # In contexts that allow either "target" or "xfail" the argument can be |
| # target selector1 xfail selector2 |
| # which returns "N" if selector1 is not selected, otherwise the result of |
| # "xfail selector2". |
| # |
| # A selector expression appears within curly braces and uses a single logical |
| # operator: !, &&, or ||. An operand is another selector expression, an |
| # effective-target keyword, or a list of target triplets within quotes or |
| # curly braces. |
| |
| if { [info procs saved-dg-process-target] == [list] } { |
| rename dg-process-target saved-dg-process-target |
| |
| # Evaluate an operand within a selector expression. |
| proc selector_opd { op } { |
| set selector "target" |
| lappend selector $op |
| set answer [ expr { [dg-process-target $selector] == "S" } ] |
| verbose "selector_opd: `$op' $answer" 2 |
| return $answer |
| } |
| |
| # Evaluate a target triplet list within a selector expression. |
| # Unlike other operands, this needs to be expanded from a list to |
| # the same string as "target". |
| proc selector_list { op } { |
| set selector "target [join $op]" |
| set answer [ expr { [dg-process-target $selector] == "S" } ] |
| verbose "selector_list: `$op' $answer" 2 |
| return $answer |
| } |
| |
| # Evaluate a selector expression. |
| proc selector_expression { exp } { |
| if { [llength $exp] == 2 } { |
| if [string match "!" [lindex $exp 0]] { |
| set op1 [lindex $exp 1] |
| set answer [expr { ! [selector_opd $op1] }] |
| } else { |
| # Assume it's a list of target triplets. |
| set answer [selector_list $exp] |
| } |
| } elseif { [llength $exp] == 3 } { |
| set op1 [lindex $exp 0] |
| set opr [lindex $exp 1] |
| set op2 [lindex $exp 2] |
| if [string match "&&" $opr] { |
| set answer [expr { [selector_opd $op1] && [selector_opd $op2] }] |
| } elseif [string match "||" $opr] { |
| set answer [expr { [selector_opd $op1] || [selector_opd $op2] }] |
| } else { |
| # Assume it's a list of target triplets. |
| set answer [selector_list $exp] |
| } |
| } else { |
| # Assume it's a list of target triplets. |
| set answer [selector_list $exp] |
| } |
| |
| verbose "selector_expression: `$exp' $answer" 2 |
| return $answer |
| } |
| |
| # Evaluate "target selector" or "xfail selector". |
| |
| proc dg-process-target-1 { args } { |
| verbose "dg-process-target-1: `$args'" 2 |
| |
| # Extract the 'what' keyword from the argument list. |
| set selector [string trim [lindex $args 0]] |
| if [regexp "^xfail " $selector] { |
| set what "xfail" |
| } elseif [regexp "^target " $selector] { |
| set what "target" |
| } else { |
| error "syntax error in target selector \"$selector\"" |
| } |
| |
| # Extract the rest of the list, which might be a keyword. |
| regsub "^${what}" $selector "" rest |
| set rest [string trim $rest] |
| |
| if [is-effective-target-keyword $rest] { |
| # The selector is an effective target keyword. |
| if [is-effective-target $rest] { |
| return [expr { $what == "xfail" ? "F" : "S" }] |
| } else { |
| return [expr { $what == "xfail" ? "P" : "N" }] |
| } |
| } |
| |
| if [string match "{*}" $rest] { |
| if [selector_expression [lindex $rest 0]] { |
| return [expr { $what == "xfail" ? "F" : "S" }] |
| } else { |
| return [expr { $what == "xfail" ? "P" : "N" }] |
| } |
| } |
| |
| # The selector is not an effective-target keyword, so process |
| # the list of target triplets. |
| return [saved-dg-process-target $selector] |
| } |
| |
| # Intercept calls to the DejaGnu function. In addition to |
| # processing "target selector" or "xfail selector", handle |
| # "target selector1 xfail selector2". |
| |
| proc dg-process-target { args } { |
| verbose "replacement dg-process-target: `$args'" 2 |
| |
| set selector [string trim [lindex $args 0]] |
| |
| # If the argument list contains both 'target' and 'xfail', |
| # process 'target' and, if that succeeds, process 'xfail'. |
| if [regexp "^target .* xfail .*" $selector] { |
| set xfail_index [string first "xfail" $selector] |
| set xfail_selector [string range $selector $xfail_index end] |
| set target_selector [string range $selector 0 [expr $xfail_index-1]] |
| set target_selector [string trim $target_selector] |
| if { [dg-process-target-1 $target_selector] == "N" } { |
| return "N" |
| } |
| return [dg-process-target-1 $xfail_selector] |
| |
| } |
| return [dg-process-target-1 $selector] |
| } |
| } |
| |
| # Define libffi callbacks for dg.exp. |
| |
| proc libffi-dg-test-1 { target_compile prog do_what extra_tool_flags } { |
| |
| # To get all \n in dg-output test strings to match printf output |
| # in a system that outputs it as \015\012 (i.e. not just \012), we |
| # need to change all \n into \r?\n. As there is no dejagnu flag |
| # or hook to do that, we simply change the text being tested. |
| # Unfortunately, we have to know that the variable is called |
| # dg-output-text and lives in the caller of libffi-dg-test, which |
| # is two calls up. Overriding proc dg-output would be longer and |
| # would necessarily have the same assumption. |
| upvar 2 dg-output-text output_match |
| |
| if { [llength $output_match] > 1 } { |
| regsub -all "\n" [lindex $output_match 1] "\r?\n" x |
| set output_match [lreplace $output_match 1 1 $x] |
| } |
| |
| # Set up the compiler flags, based on what we're going to do. |
| |
| set options [list] |
| switch $do_what { |
| "compile" { |
| set compile_type "assembly" |
| set output_file "[file rootname [file tail $prog]].s" |
| } |
| "link" { |
| set compile_type "executable" |
| set output_file "[file rootname [file tail $prog]].exe" |
| # The following line is needed for targets like the i960 where |
| # the default output file is b.out. Sigh. |
| } |
| "run" { |
| set compile_type "executable" |
| # FIXME: "./" is to cope with "." not being in $PATH. |
| # Should this be handled elsewhere? |
| # YES. |
| set output_file "./[file rootname [file tail $prog]].exe" |
| # This is the only place where we care if an executable was |
| # created or not. If it was, dg.exp will try to run it. |
| remote_file build delete $output_file; |
| } |
| default { |
| perror "$do_what: not a valid dg-do keyword" |
| return "" |
| } |
| } |
| |
| if { $extra_tool_flags != "" } { |
| lappend options "additional_flags=$extra_tool_flags" |
| } |
| |
| set comp_output [libffi_target_compile "$prog" "$output_file" "$compile_type" $options]; |
| |
| |
| return [list $comp_output $output_file] |
| } |
| |
| |
| proc libffi-dg-test { prog do_what extra_tool_flags } { |
| return [libffi-dg-test-1 target_compile $prog $do_what $extra_tool_flags] |
| } |
| |
| proc libffi-dg-prune { target_triplet text } { |
| # We get this with some qemu emulated systems (eg. ppc64le-linux-gnu) |
| regsub -all "(^|\n)\[^\n\]*unable to perform all requested operations" $text "" text |
| return $text |
| } |
| |
| proc libffi-init { args } { |
| global gluefile wrap_flags; |
| global srcdir |
| global blddirffi |
| global objdir |
| global blddircxx |
| global TOOL_OPTIONS |
| global tool |
| global libffi_include |
| global libffi_link_flags |
| global tool_root_dir |
| global ld_library_path |
| global compiler_vendor |
| |
| set blddirffi [lookfor_file [get_multilibs] libffi] |
| verbose "libffi $blddirffi" |
| set blddircxx [lookfor_file [get_multilibs] libstdc++-v3] |
| verbose "libstdc++ $blddircxx" |
| |
| set compiler_vendor "gnu" |
| |
| if { [string match $compiler_vendor "gnu"] } { |
| set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a] |
| if {$gccdir != ""} { |
| set gccdir [file dirname $gccdir] |
| } |
| verbose "gccdir $gccdir" |
| |
| set ld_library_path "." |
| append ld_library_path ":${gccdir}" |
| |
| set compiler "${gccdir}/xgcc" |
| if { [is_remote host] == 0 && [which $compiler] != 0 } { |
| foreach i "[exec $compiler --print-multi-lib]" { |
| set mldir "" |
| regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir |
| set mldir [string trimright $mldir "\;@"] |
| if { "$mldir" == "." } { |
| continue |
| } |
| if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } { |
| append ld_library_path ":${gccdir}/${mldir}" |
| } |
| } |
| } |
| } |
| |
| # add the library path for libffi. |
| append ld_library_path ":${blddirffi}/.libs" |
| # add the library path for libstdc++ as well. |
| append ld_library_path ":${blddircxx}/src/.libs" |
| |
| verbose "ld_library_path: $ld_library_path" |
| |
| # Point to the Libffi headers in libffi. |
| set libffi_include "${blddirffi}/include" |
| verbose "libffi_include $libffi_include" |
| |
| set libffi_dir "${blddirffi}/.libs" |
| verbose "libffi_dir $libffi_dir" |
| if { $libffi_dir != "" } { |
| set libffi_dir [file dirname ${libffi_dir}] |
| set libffi_link_flags "-L${libffi_dir}/.libs" |
| lappend libffi_link_flags "-L${blddircxx}/src/.libs" |
| } |
| |
| set_ld_library_path_env_vars |
| libffi_maybe_build_wrapper "${objdir}/testglue.o" |
| } |
| |
| proc libffi_exit { } { |
| global gluefile; |
| |
| if [info exists gluefile] { |
| file_on_build delete $gluefile; |
| unset gluefile; |
| } |
| } |
| |
| proc libffi_target_compile { source dest type options } { |
| global gluefile wrap_flags; |
| global srcdir |
| global blddirffi |
| global TOOL_OPTIONS |
| global libffi_link_flags |
| global libffi_include |
| global target_triplet |
| global compiler_vendor |
| |
| if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } { |
| lappend options "libs=${gluefile}" |
| lappend options "ldflags=$wrap_flags" |
| } |
| |
| # TOOL_OPTIONS must come first, so that it doesn't override testcase |
| # specific options. |
| if [info exists TOOL_OPTIONS] { |
| lappend options "additional_flags=$TOOL_OPTIONS" |
| } |
| |
| # search for ffi_mips.h in srcdir, too |
| lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include -I${libffi_include}/.." |
| lappend options "additional_flags=${libffi_link_flags}" |
| |
| # Darwin needs a stack execution allowed flag. |
| |
| if { [istarget "*-*-darwin9*"] || [istarget "*-*-darwin1*"] |
| || [istarget "*-*-darwin2*"] } { |
| lappend options "additional_flags=-Wl,-allow_stack_execute" |
| } |
| |
| # If you're building the compiler with --prefix set to a place |
| # where it's not yet installed, then the linker won't be able to |
| # find the libgcc used by libffi.dylib. We could pass the |
| # -dylib_file option, but that's complicated, and it's much easier |
| # to just make the linker find libgcc using -L options. |
| if { [string match "*-*-darwin*" $target_triplet] } { |
| lappend options "libs= -shared-libgcc" |
| } |
| |
| if { [string match "*-*-openbsd*" $target_triplet] } { |
| lappend options "libs= -lpthread" |
| } |
| |
| lappend options "libs= -lffi" |
| |
| if { [string match "aarch64*-*-linux*" $target_triplet] } { |
| lappend options "libs= -lpthread" |
| } |
| |
| if { [string match "*.cc" $source] } { |
| lappend options "ldflags=-shared-libgcc -lstdc++" |
| } |
| |
| if { [string match "arc*-*-linux*" $target_triplet] } { |
| lappend options "libs= -lpthread" |
| } |
| |
| verbose "options: $options" |
| return [target_compile $source $dest $type $options] |
| } |
| |
| # TEST should be a preprocessor condition. Returns true if it holds. |
| proc libffi_feature_test { test } { |
| set src "ffitest[pid].c" |
| |
| set f [open $src "w"] |
| puts $f "#include <ffi.h>" |
| puts $f $test |
| puts $f "/* OK */" |
| puts $f "#else" |
| puts $f "# error Failed $test" |
| puts $f "#endif" |
| close $f |
| |
| set lines [libffi_target_compile $src /dev/null assembly ""] |
| file delete $src |
| |
| return [string match "" $lines] |
| } |
| |
| # Utility routines. |
| |
| # |
| # search_for -- looks for a string match in a file |
| # |
| proc search_for { file pattern } { |
| set fd [open $file r] |
| while { [gets $fd cur_line]>=0 } { |
| if [string match "*$pattern*" $cur_line] then { |
| close $fd |
| return 1 |
| } |
| } |
| close $fd |
| return 0 |
| } |
| |
| # Modified dg-runtest that can cycle through a list of optimization options |
| # as c-torture does. |
| proc libffi-dg-runtest { testcases default-extra-flags } { |
| global runtests |
| |
| foreach test $testcases { |
| # If we're only testing specific files and this isn't one of |
| # them, skip it. |
| if ![runtest_file_p $runtests $test] { |
| continue |
| } |
| |
| # Look for a loop within the source code - if we don't find one, |
| # don't pass -funroll[-all]-loops. |
| global torture_with_loops torture_without_loops |
| if [expr [search_for $test "for*("]+[search_for $test "while*("]] { |
| set option_list $torture_with_loops |
| } else { |
| set option_list $torture_without_loops |
| } |
| |
| set nshort [file tail [file dirname $test]]/[file tail $test] |
| |
| foreach flags $option_list { |
| verbose "Testing $nshort, $flags" 1 |
| dg-test $test $flags ${default-extra-flags} |
| } |
| } |
| } |
| |
| proc run-many-tests { testcases extra_flags } { |
| global compiler_vendor |
| global has_gccbug |
| global env |
| switch $compiler_vendor { |
| "clang" { |
| set common "-W -Wall" |
| if [info exists env(LIBFFI_TEST_OPTIMIZATION)] { |
| set optimizations [ list $env(LIBFFI_TEST_OPTIMIZATION) ] |
| } else { |
| set optimizations { "-O0" "-O2" } |
| } |
| } |
| "gnu" { |
| set common "-W -Wall -Wno-psabi" |
| if [info exists env(LIBFFI_TEST_OPTIMIZATION)] { |
| set optimizations [ list $env(LIBFFI_TEST_OPTIMIZATION) ] |
| } else { |
| set optimizations { "-O0" "-O2" } |
| } |
| } |
| default { |
| # Assume we are using the vendor compiler. |
| set common "" |
| if [info exists env(LIBFFI_TEST_OPTIMIZATION)] { |
| set optimizations [ list $env(LIBFFI_TEST_OPTIMIZATION) ] |
| } else { |
| set optimizations { "" } |
| } |
| } |
| } |
| |
| info exists env(LD_LIBRARY_PATH) |
| |
| set targetabis { "" } |
| if [string match $compiler_vendor "gnu"] { |
| if [libffi_feature_test "#ifdef __i386__"] { |
| set targetabis { |
| "" |
| "-DABI_NUM=FFI_STDCALL -DABI_ATTR=__STDCALL__" |
| "-DABI_NUM=FFI_THISCALL -DABI_ATTR=__THISCALL__" |
| "-DABI_NUM=FFI_FASTCALL -DABI_ATTR=__FASTCALL__" |
| } |
| } elseif { [istarget "x86_64-*-*"] \ |
| && [libffi_feature_test "#if !defined __ILP32__ \ |
| && !defined __i386__"] } { |
| set targetabis { |
| "" |
| "-DABI_NUM=FFI_GNUW64 -DABI_ATTR=__MSABI__" |
| } |
| } |
| } |
| |
| set common [ concat $common $extra_flags ] |
| foreach test $testcases { |
| set testname [file tail $test] |
| if [search_for $test "ABI_NUM"] { |
| set abis $targetabis |
| } else { |
| set abis { "" } |
| } |
| foreach opt $optimizations { |
| foreach abi $abis { |
| set options [concat $common $opt $abi] |
| set has_gccbug false; |
| if { [string match $compiler_vendor "gnu"] \ |
| && [string match "*MSABI*" $abi] \ |
| && ( ( [string match "*DGTEST=57 *" $common] \ |
| && [string match "*call.c*" $testname] ) \ |
| || ( [string match "*DGTEST=54 *" $common] \ |
| && [string match "*callback*" $testname] ) \ |
| || [string match "*DGTEST=55 *" $common] \ |
| || [string match "*DGTEST=56 *" $common] ) } then { |
| if [libffi_feature_test "#if (__GNUC__ < 9) || ((__GNUC__ == 9) && (__GNUC_MINOR__ < 3))"] { |
| set has_gccbug true; |
| } |
| } |
| verbose "Testing $testname, $options" 1 |
| verbose "has_gccbug = $has_gccbug" 1 |
| dg-test $test $options "" |
| } |
| } |
| } |
| } |
| |
| # Like check_conditional_xfail, but callable from a dg test. |
| |
| proc dg-xfail-if { args } { |
| set args [lreplace $args 0 0] |
| set selector "target [join [lindex $args 1]]" |
| if { [dg-process-target $selector] == "S" } { |
| global compiler_conditional_xfail_data |
| set compiler_conditional_xfail_data $args |
| } |
| } |
| |
| proc check-flags { args } { |
| |
| # The args are within another list; pull them out. |
| set args [lindex $args 0] |
| |
| # The next two arguments are optional. If they were not specified, |
| # use the defaults. |
| if { [llength $args] == 2 } { |
| lappend $args [list "*"] |
| } |
| if { [llength $args] == 3 } { |
| lappend $args [list ""] |
| } |
| |
| # If the option strings are the defaults, or the same as the |
| # defaults, there is no need to call check_conditional_xfail to |
| # compare them to the actual options. |
| if { [string compare [lindex $args 2] "*"] == 0 |
| && [string compare [lindex $args 3] "" ] == 0 } { |
| set result 1 |
| } else { |
| # The target list might be an effective-target keyword, so replace |
| # the original list with "*-*-*", since we already know it matches. |
| set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]] |
| } |
| |
| return $result |
| } |
| |
| proc dg-skip-if { args } { |
| # Verify the number of arguments. The last two are optional. |
| set args [lreplace $args 0 0] |
| if { [llength $args] < 2 || [llength $args] > 4 } { |
| error "dg-skip-if 2: need 2, 3, or 4 arguments" |
| } |
| |
| # Don't bother if we're already skipping the test. |
| upvar dg-do-what dg-do-what |
| if { [lindex ${dg-do-what} 1] == "N" } { |
| return |
| } |
| |
| set selector [list target [lindex $args 1]] |
| if { [dg-process-target $selector] == "S" } { |
| if [check-flags $args] { |
| upvar dg-do-what dg-do-what |
| set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] |
| } |
| } |
| } |
| |
| # We need to make sure that additional_files and additional_sources |
| # are both cleared out after every test. It is not enough to clear |
| # them out *before* the next test run because gcc-target-compile gets |
| # run directly from some .exp files (outside of any test). (Those |
| # uses should eventually be eliminated.) |
| |
| # Because the DG framework doesn't provide a hook that is run at the |
| # end of a test, we must replace dg-test with a wrapper. |
| |
| if { [info procs saved-dg-test] == [list] } { |
| rename dg-test saved-dg-test |
| |
| proc dg-test { args } { |
| global additional_files |
| global additional_sources |
| global errorInfo |
| |
| if { [ catch { eval saved-dg-test $args } errmsg ] } { |
| set saved_info $errorInfo |
| set additional_files "" |
| set additional_sources "" |
| error $errmsg $saved_info |
| } |
| set additional_files "" |
| set additional_sources "" |
| } |
| } |
| |
| # Local Variables: |
| # tcl-indent-level:4 |
| # End: |