2009-10-03 23:10:11 +02:00
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# Copyright (C) 2009 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# Contributed by Diego Novillo <dnovillo@google.com>
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2010-04-27 04:22:40 +02:00
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# Prune messages from gcc that aren't useful.
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proc lto_prune_vis_warns { text } {
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# Many tests that use visibility will still pass on platforms that don't support it.
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regsub -all "(^|\n)\[^\n\]*: warning: visibility attribute not supported in this configuration; ignored\[^\n\]*" $text "" text
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# And any stray location lines.
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regsub -all "(^|\n)\[^\n\]*: In function \[^\n\]*" $text "" text
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regsub -all "(^|\n)In file included from :\[^\n\]*" $text "" text
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return $text
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}
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2009-10-03 23:10:11 +02:00
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2009-11-11 21:34:13 +01:00
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# lto_init -- called at the start of each subdir of tests
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2009-10-03 23:10:11 +02:00
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proc lto_init { args } {
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global LTO_OPTIONS
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2009-11-11 21:34:13 +01:00
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if {[info exists args] && $args == "no-mathlib"} {
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global board_info
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global saved_mathlib
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set dest [target_info name]
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if [board_info $dest exists mathlib] {
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set saved_mathlib [board_info $dest mathlib]
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}
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set board_info($dest,mathlib) " "
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}
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2009-10-03 23:10:11 +02:00
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# Each test is run with the compiler options from this list.
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# The default option lists can be overridden by LTO_OPTIONS="[list
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# {opts_1} {opts_2}... {opts_n}]" where opts_i are lists of options.
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# You can put this in the environment before site.exp is written or
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# add it to site.exp directly.
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if ![info exists LTO_OPTIONS] {
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set LTO_OPTIONS [list \
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{-O0 -fwhopr} \
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{-O2 -fwhopr} \
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{-O0 -flto} \
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{-O2 -flto} \
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]
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}
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}
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2009-11-11 21:34:13 +01:00
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#
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# lto_finish -- called at the end of each subdir of tests if mathlib is
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# changed.
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#
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proc lto_finish { } {
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global board_info
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global saved_mathlib
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set dest [target_info name]
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if [info exists saved_mathlib] {
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set board_info($dest,mathlib) $saved_mathlib
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} elseif [board_info $dest exists mathlib] {
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unset board_info($dest,mathlib)
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}
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}
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2009-10-03 23:10:11 +02:00
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# Subsets of tests can be selectively disabled by members of this list:
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# - ATTRIBUTE: disable all tests using the __attribute__ extension,
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# - COMPLEX: disable all tests using the complex types feature,
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# - COMPLEX_INT: disable all tests using the complex integral types extension,
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# - VA: disable all tests using the variable number of arguments feature,
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# - VLA_IN_STRUCT: disable all tests using the variable-length arrays as
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# structure members extension,
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# - ZERO_ARRAY: disable all tests using the zero-sized arrays extension.
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# The default skip lists can be overriden by
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# LTO_SKIPS="[list {skip_1}...{skip_n}]"
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# where skip_i are skip identifiers. You can put this in the environment
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# before site.exp is written or add it to site.exp directly.
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if ![info exists LTO_SKIPS] {
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set LTO_SKIPS [list {}]
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}
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global lto_skip_list
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set lto_skip_list $LTO_SKIPS
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load_lib dg.exp
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load_lib gcc-dg.exp
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# lto-obj -- compile to an object file
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#
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# SOURCE is the source file
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# DEST is the object file
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# OPTALL is the list of compiler options to use with all tests
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# OPTFILE is the list of compiler options to use with this file
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# OPTSTR is the options to print with test messages
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# XFAILDATA is the xfail data to be passed to the compiler
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proc lto-obj { source dest optall optfile optstr xfaildata } {
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global testcase
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global tool
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global compiler_conditional_xfail_data
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global lto_skip_list
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# Add the skip specifiers.
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foreach skip $lto_skip_list {
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if { ![string match $skip ""] } {
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lappend optall "-DSKIP_$skip"
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}
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}
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# Set up the options for compiling this file.
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set options ""
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lappend options "additional_flags=$optall $optfile"
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set compiler_conditional_xfail_data $xfaildata
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set comp_output [${tool}_target_compile "$source" "$dest" object $options]
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${tool}_check_compile "$testcase $dest assemble" $optstr $dest $comp_output
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}
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# lto-link-and-maybe-run -- link the object files and run the executable
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# if compile_type is set to "run"
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#
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# TESTNAME is the mixture of object files to link
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# OBJLIST is the list of object files to link
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# DEST is the name of the executable
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# OPTALL is a list of compiler and linker options to use for all tests
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# OPTFILE is a list of compiler and linker options to use for this test
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# OPTSTR is the list of options to list in messages
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proc lto-link-and-maybe-run { testname objlist dest optall optfile optstr } {
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global testcase
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global tool
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global compile_type
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# Check that all of the objects were built successfully.
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foreach obj [split $objlist] {
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if ![file_on_host exists $obj] then {
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unresolved "$testcase $testname link $optstr"
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unresolved "$testcase $testname execute $optstr"
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return
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}
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}
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# Set up the options for linking this test.
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set options ""
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lappend options "additional_flags=$optall $optfile"
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# Link the objects into an executable.
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set comp_output [${tool}_target_compile "$objlist" $dest executable \
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"$options"]
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2010-04-27 04:22:40 +02:00
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# Prune unimportant visibility warnings before checking output.
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set comp_output [lto_prune_vis_warns $comp_output]
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2009-10-03 23:10:11 +02:00
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if ![${tool}_check_compile "$testcase $testname link" "" \
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$dest $comp_output] then {
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unresolved "$testcase $testname execute $optstr"
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return
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}
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# Return if we only needed to link.
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if { ![string compare "link" $compile_type] } {
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return
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}
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# Run the self-checking executable.
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if ![string match "*/*" $dest] then {
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set dest "./$dest"
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}
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set result [${tool}_load $dest "" ""]
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set status [lindex $result 0]
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if { $status == "pass" } then {
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file_on_host delete $dest
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}
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$status "$testcase $testname execute $optstr"
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}
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# lto-get-options-main -- get target requirements for a test and
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# options for the primary source file and the test as a whole
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#
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# SRC is the full pathname of the primary source file.
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proc lto-get-options-main { src } {
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global compile_type
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global dg-extra-ld-options
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global dg-suppress-ld-options
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set dg-extra-ld-options ""
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set dg-suppress-ld-options ""
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# dg-options sets a variable called dg-extra-tool-flags.
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set dg-extra-tool-flags ""
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# dg-options sets a variable called tool_flags.
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set tool_flags ""
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# dg-require-* sets dg-do-what.
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upvar dg-do-what dg-do-what
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upvar dg-final-code dg-final-code
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set dg-final-code ""
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set tmp [dg-get-options $src]
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verbose "getting options for $src: $tmp"
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foreach op $tmp {
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set cmd [lindex $op 0]
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verbose "cmd is $cmd"
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if { [string match "dg-skip-if" $cmd] \
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|| [string match "dg-require-*" $cmd] } {
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set status [catch "$op" errmsg]
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if { $status != 0 } {
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perror "src: $errmsg for \"$op\"\n"
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unresolved "$src: $errmsg for \"$op\""
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return
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}
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} elseif { [string match "dg-lto-options" $cmd] } {
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set op [lreplace $op 0 0 "dg-options"]
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set status [catch "$op" errmsg]
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if { $status != 0 } {
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perror "src: $errmsg for \"$op\"\n"
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unresolved "$src: $errmsg for \"$op\""
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return
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}
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} elseif { ![string compare "dg-xfail-if" $cmd] \
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|| ![string compare "dg-options" $cmd] } {
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warning "lto.exp does not support $cmd in primary source file"
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} elseif { ![string compare "dg-lto-do" $cmd] } {
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2009-10-12 19:13:41 +02:00
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if { [llength $op] > 3 } {
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set kw [lindex [lindex $op 3] 0]
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if [string match "target" $kw] {
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perror "$src: dg-lto-do does not support \"target\""
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} elseif [string match "xfail" $kw] {
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perror "$src: dg-lto-do does not support \"xfail\""
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} else {
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perror "$src: dg-lto-do takes a single argument"
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}
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}
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2009-10-03 23:10:11 +02:00
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set dgdo [lindex $op 2]
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verbose "dg-lto-do command for \"$op\" is $dgdo"
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if { ![string compare "assemble" $dgdo] } {
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set compile_type "assemble"
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} elseif { ![string compare "run" $dgdo] } {
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set compile_type "run"
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} elseif { ![string compare "link" $dgdo] } {
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set compile_type "link"
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} else {
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warning "lto.exp does not support dg-lto-do $dgdo"
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}
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} elseif { ![string compare "dg-extra-ld-options" $cmd] } {
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set dg-extra-ld-options [lindex $op 2]
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verbose "dg-extra-ld-options for main is ${dg-extra-ld-options}"
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} elseif { ![string compare "dg-suppress-ld-options" $cmd] } {
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set dg-suppress-ld-options [lindex $op 2]
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verbose \
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"dg-suppress-ld-options for main is ${dg-suppress-ld-options}"
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} elseif { ![string compare "dg-final" $cmd] } {
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if { [llength $op] > 3 } {
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error "[lindex $op 0]: too many arguments"
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} else {
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append dg-final-code "[lindex $op 2]\n"
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}
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} else {
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# Ignore unrecognized dg- commands, but warn about them.
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warning "lto.exp does not support $cmd"
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}
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}
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# Return flags to use for compiling the primary source file and for
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# linking.
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verbose "dg-extra-tool-flags for main is ${dg-extra-tool-flags}"
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return ${dg-extra-tool-flags}
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}
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# lto-get-options -- get special tool flags to use for a secondary
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# source file
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#
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# SRC is the full pathname of the source file.
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# The result is a list of options to use.
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#
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# This code is copied from proc dg-test in dg.exp from DejaGNU.
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proc lto-get-options { src } {
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# dg-options sets a variable called dg-extra-tool-flags.
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set dg-extra-tool-flags ""
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# dg-xfail-if sets compiler_conditional_xfail_data.
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global compiler_conditional_xfail_data
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set compiler_conditional_xfail_data ""
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# dg-xfail-if needs access to dg-do-what.
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upvar dg-do-what dg-do-what
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set tmp [dg-get-options $src]
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foreach op $tmp {
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set cmd [lindex $op 0]
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if { ![string compare "dg-options" $cmd] \
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|| ![string compare "dg-xfail-if" $cmd] } {
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set status [catch "$op" errmsg]
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if { $status != 0 } {
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perror "src: $errmsg for \"$op\"\n"
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unresolved "$src: $errmsg for \"$op\""
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return
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}
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} elseif { [string match "dg-require-*" $cmd] } {
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warning "lto.exp does not support $cmd in secondary source files"
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} else {
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# Ignore unrecognized dg- commands, but warn about them.
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warning "lto.exp does not support $cmd in secondary source files"
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}
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}
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return ${dg-extra-tool-flags}
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}
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# lto-execute -- compile multi-file tests
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#
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# SRC1 is the full pathname of the main file of the testcase.
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# SID identifies a test suite in the names of temporary files.
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proc lto-execute { src1 sid } {
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global srcdir tmpdir
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2009-11-23 23:49:20 +01:00
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global lto_option_list
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2009-10-03 23:10:11 +02:00
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global tool
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global verbose
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global testcase
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global gluefile
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global compiler_conditional_xfail_data
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global dg-do-what-default
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global compile_type
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global dg-extra-ld-options
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global dg-suppress-ld-options
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global LTO_OPTIONS
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global dg-final-code
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# Get extra flags for this test from the primary source file, and
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# process other dg-* options that this suite supports. Warn about
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# unsupported flags.
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verbose "lto-execute: $src1" 1
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set compile_type "run"
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set dg-do-what [list ${dg-do-what-default} "" P]
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set extra_flags(0) [lto-get-options-main $src1]
|
|
|
|
set compile_xfail(0) ""
|
|
|
|
|
|
|
|
# If the main file defines dg-options, those flags are used to
|
2009-11-23 23:49:20 +01:00
|
|
|
# overwrite the default lto_option_list taken from LTO_OPTIONS.
|
2009-10-03 23:10:11 +02:00
|
|
|
if { [string length $extra_flags(0)] > 0 } {
|
2009-11-23 23:49:20 +01:00
|
|
|
set lto_option_list $extra_flags(0)
|
2009-10-03 23:10:11 +02:00
|
|
|
set extra_flags(0) ""
|
|
|
|
} else {
|
2009-11-23 23:49:20 +01:00
|
|
|
set lto_option_list $LTO_OPTIONS
|
2009-10-03 23:10:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
# Check whether this test is supported for this target.
|
|
|
|
if { [lindex ${dg-do-what} 1 ] == "N" } {
|
|
|
|
unsupported "$src1"
|
|
|
|
verbose "$src1 not supported on this target, skipping it" 3
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
# Set up the names of the other source files.
|
|
|
|
set dir [file dirname $src1]
|
|
|
|
set base [file rootname $src1]
|
|
|
|
set base [string range $base [string length $dir] end]
|
|
|
|
regsub "_0" $base "" base
|
|
|
|
regsub "/" $base "" base
|
|
|
|
set src_list $src1
|
|
|
|
set i 1
|
|
|
|
set done 0
|
|
|
|
while { !$done } {
|
|
|
|
set names [glob -nocomplain -types f -- "${dir}/${base}_${i}.*"]
|
|
|
|
if { [llength ${names}] > 1 } {
|
|
|
|
warning "lto-execute: more than one file matched ${dir}/${base}_${i}.*"
|
|
|
|
}
|
|
|
|
if { [llength ${names}] == 1 } {
|
|
|
|
lappend src_list [lindex ${names} 0]
|
|
|
|
incr i
|
|
|
|
} else {
|
|
|
|
set num_srcs ${i}
|
|
|
|
set done 1
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Use the dg-options mechanism to specify extra flags for each
|
|
|
|
# of the secondary files.
|
|
|
|
# The extra flags in each file are used to compile that file, and the
|
|
|
|
# extra flags in *_0.* are also used for linking.
|
|
|
|
verbose "\tsrc_list is: $src_list"
|
|
|
|
for {set i 1} {$i < $num_srcs} {incr i} {
|
|
|
|
set extra_flags($i) [lto-get-options [lindex $src_list $i]]
|
|
|
|
set compile_xfail($i) $compiler_conditional_xfail_data
|
|
|
|
}
|
|
|
|
|
|
|
|
# Define the names of the object files.
|
|
|
|
set obj_list ""
|
|
|
|
for {set i 0} {$i < $num_srcs} {incr i} {
|
|
|
|
lappend obj_list "${sid}_${base}_${i}.o"
|
|
|
|
}
|
|
|
|
|
|
|
|
# Get the base name of this test, for use in messages.
|
|
|
|
set testcase [lindex ${src_list} 0]
|
|
|
|
|
|
|
|
# Remove the $srcdir and $tmpdir prefixes from $src1. (It would
|
|
|
|
# be possible to use "regsub" here, if we were careful to escape
|
|
|
|
# all regular expression characters in $srcdir and $tmpdir, but
|
|
|
|
# that would be more complicated that this approach.)
|
|
|
|
if {[string first "$srcdir/" "${testcase}"] == 0} {
|
|
|
|
set testcase [string range "${testcase}" [string length "$srcdir/"] end]
|
|
|
|
}
|
|
|
|
if {[string first "$tmpdir/" "$testcase"] == 0} {
|
|
|
|
set testcase [string range "$testcase" [string length "$tmpdir/"] end]
|
|
|
|
set testcase "tmpdir-$testcase"
|
|
|
|
}
|
|
|
|
regsub "_0.*" $testcase "" testcase
|
|
|
|
|
|
|
|
# Set up the base name of executable files so they'll be unique.
|
|
|
|
regsub -all "\[./\]" $testcase "-" execbase
|
|
|
|
|
|
|
|
# If we couldn't rip $srcdir out of `src1' then just do the best we can.
|
|
|
|
# The point is to reduce the unnecessary noise in the logs. Don't strip
|
|
|
|
# out too much because different testcases with the same name can confuse
|
|
|
|
# `test-tool'.
|
|
|
|
if [string match "/*" $testcase] then {
|
|
|
|
set testcase "[file tail [file dirname $src1]]/[file tail $src1]"
|
|
|
|
}
|
|
|
|
|
|
|
|
# Loop through all of the option lists used for this test.
|
|
|
|
set count 0
|
2009-11-23 23:49:20 +01:00
|
|
|
foreach option $lto_option_list {
|
2009-10-03 23:10:11 +02:00
|
|
|
verbose "Testing $testcase, $option"
|
|
|
|
|
|
|
|
# There's a unique name for each executable we generate.
|
|
|
|
set execname "${execbase}-${count}1"
|
|
|
|
incr count
|
|
|
|
|
|
|
|
file_on_host delete $execname
|
|
|
|
|
|
|
|
# Compile pieces with the compiler under test.
|
|
|
|
set i 0
|
|
|
|
foreach src $src_list obj $obj_list {
|
|
|
|
lto-obj $src $obj $option $extra_flags($i) $option \
|
|
|
|
$compile_xfail($i)
|
|
|
|
incr i
|
|
|
|
}
|
|
|
|
|
|
|
|
# Link (using the compiler under test), run, and clean up tests.
|
|
|
|
if { ![string compare "run" $compile_type] \
|
|
|
|
|| ![string compare "link" $compile_type] } {
|
|
|
|
|
|
|
|
# Filter out any link options we were asked to suppress.
|
|
|
|
set reduced {}
|
|
|
|
foreach x [split $option] {
|
|
|
|
if {[lsearch ${dg-suppress-ld-options} $x] == -1} {
|
|
|
|
lappend reduced $x
|
|
|
|
}
|
|
|
|
}
|
|
|
|
set filtered [join $reduced " "]
|
|
|
|
|
|
|
|
lto-link-and-maybe-run \
|
|
|
|
"[lindex $obj_list 0]-[lindex $obj_list end]" \
|
|
|
|
$obj_list $execname $filtered ${dg-extra-ld-options} \
|
|
|
|
$filtered
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
# Are there any further tests to perform?
|
|
|
|
# Note that if the program has special run-time requirements, running
|
|
|
|
# of the program can be delayed until here. Ditto for other situations.
|
|
|
|
# It would be a bit cumbersome though.
|
|
|
|
|
|
|
|
if ![string match ${dg-final-code} ""] {
|
|
|
|
regsub -all "\\\\(\[{}\])" ${dg-final-code} "\\1" dg-final-code
|
|
|
|
# Note that the use of `args' here makes this a varargs proc.
|
|
|
|
proc dg-final-proc { args } ${dg-final-code}
|
|
|
|
verbose "Running dg-final tests." 3
|
|
|
|
verbose "dg-final-proc:\n[info body dg-final-proc]" 4
|
|
|
|
if [catch "dg-final-proc $src1" errmsg] {
|
|
|
|
perror "$name: error executing dg-final: $errmsg"
|
|
|
|
# ??? The call to unresolved here is necessary to clear
|
|
|
|
# `errcnt'. What we really need is a proc like perror that
|
|
|
|
# doesn't set errcnt. It should also set exit_status to 1.
|
|
|
|
unresolved "$name: error executing dg-final: $errmsg"
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Clean up object files.
|
|
|
|
set files [glob -nocomplain ${sid}_*.o]
|
|
|
|
if { $files != "" } {
|
|
|
|
foreach objfile $files {
|
|
|
|
if { ![info exists gluefile] || $objfile != $gluefile } {
|
|
|
|
eval "file_on_host delete $objfile"
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if { ![string compare "run" $compile_type] \
|
|
|
|
|| ![string compare "link" $compile_type] } {
|
|
|
|
file_on_host delete $execname
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Utility for scanning a symbol in the final executable, invoked via dg-final.
|
|
|
|
# Call pass if pattern is present, otherwise fail.
|
|
|
|
#
|
|
|
|
# Argument 0 is the regexp to match.
|
|
|
|
# Argument 1 handles expected failures and the like
|
|
|
|
proc scan-symbol { args } {
|
|
|
|
global nm
|
|
|
|
global base_dir
|
|
|
|
upvar 2 execname execname
|
|
|
|
|
|
|
|
if { [llength $args] >= 2 } {
|
|
|
|
switch [dg-process-target [lindex $args 1]] {
|
|
|
|
"S" { }
|
|
|
|
"N" { return }
|
|
|
|
"F" { setup_xfail "*-*-*" }
|
|
|
|
"P" { }
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
# Find nm like we find g++ in g++.exp.
|
|
|
|
if ![info exists nm] {
|
|
|
|
set nm [findfile $base_dir/../../../binutils/nm \
|
|
|
|
$base_dir/../../../binutils/nm \
|
|
|
|
[findfile $base_dir/../../nm $base_dir/../../nm \
|
|
|
|
[findfile $base_dir/nm $base_dir/nm \
|
|
|
|
[transform nm]]]]
|
|
|
|
verbose -log "nm is $nm"
|
|
|
|
}
|
|
|
|
|
2009-11-18 17:02:17 +01:00
|
|
|
set output_file "[glob -nocomplain $execname]"
|
2009-10-03 23:10:11 +02:00
|
|
|
if { $output_file == "" } {
|
|
|
|
fail "scan-symbol $args: dump file does not exist"
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
set fd [open "| $nm $output_file" r]
|
|
|
|
set text [read $fd]
|
|
|
|
close $fd
|
|
|
|
|
|
|
|
if [regexp -- [lindex $args 0] $text] {
|
|
|
|
pass "scan-symbol $args"
|
|
|
|
} else {
|
|
|
|
fail "scan-symbol $args"
|
|
|
|
}
|
|
|
|
}
|