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jlechner |
# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005 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 2 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 this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# If this target does not support weak symbols, skip this test.
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proc dg-require-weak { args } {
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set weak_available [ check_weak_available ]
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if { $weak_available == -1 } {
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upvar name name
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unresolved "$name"
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}
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if { $weak_available != 1 } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not support the "visibility" attribute, skip this
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# test.
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proc dg-require-visibility { args } {
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set visibility_available [ check_visibility_available [lindex $args 1 ] ]
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if { $visibility_available == -1 } {
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upvar name name
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unresolved "$name"
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}
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if { $visibility_available != 1 } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not support the "alias" attribute, skip this
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# test.
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proc dg-require-alias { args } {
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set alias_available [ check_alias_available ]
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if { $alias_available == -1 } {
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upvar name name
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unresolved "$name"
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}
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if { $alias_available < 2 } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target's linker does not support the --gc-sections flag,
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# skip this test.
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proc dg-require-gc-sections { args } {
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if { ![ check_gc_sections_available ] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not support profiling, skip this test.
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proc dg-require-profiling { args } {
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if { ![ check_profiling_available ${args} ] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not support DLL attributes skip this test.
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proc dg-require-dll { args } {
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global target_triplet
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# As a special case, the mcore-*-elf supports these attributes.
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# All Symbian OS targets also support these attributes.
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if { [string match "mcore-*-elf" $target_triplet]
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|| [string match "*-*-symbianelf" $target_triplet]} {
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return
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}
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# PE/COFF targets support dllimport/dllexport.
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if { [gcc_target_object_format] == "pe" } {
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return
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}
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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proc dg-require-iconv { args } {
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if { ![ check_iconv_available ${args} ] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not support named sections skip this test.
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proc dg-require-named-sections { args } {
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if { ![ check_named_sections_available ] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If the target does not match the required effective target, skip this test.
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proc dg-require-effective-target { args } {
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set args [lreplace $args 0 0]
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if { ![is-effective-target [lindex $args 0]] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not have fork, skip this test.
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proc dg-require-fork { args } {
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if { ![check_fork_available] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# If this target does not have mkfifo, skip this test.
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proc dg-require-mkfifo { args } {
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if { ![check_mkfifo_available] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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}
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# Check the flags with which the test will be run against options in
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# a test directive that will skip or xfail that test. The DejaGnu proc
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# check_conditional_xfail will look at the options in compiler_flags, so
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# set that up for this test based on flags we know about.
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proc check_test_flags { args } {
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global compiler_flags
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upvar 2 dg-extra-tool-flags extra_tool_flags
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# Pull the args out of the enclosing list.
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set args [lindex $args 0]
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# Start the list with a dummy tool name so the list will match "*"
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# if there are no flags.
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set compiler_flags " toolname "
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append compiler_flags $extra_tool_flags
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set dest [target_info name]
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if [board_info $dest exists multilib_flags] {
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append compiler_flags "[board_info $dest multilib_flags] "
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}
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set answer [check_conditional_xfail $args]
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# Any value in this variable originally was left over from an earlier test.
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set compiler_flags ""
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verbose "check_test_flags: $args $answer" 2
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return $answer
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}
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# Skip the test (report it as UNSUPPORTED) if the target list and
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# included flags are matched and the excluded flags are not matched.
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#
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# The first argument is the line number of the dg-skip-if directive
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# within the test file. Remaining arguments are as for xfail lists:
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# message { targets } { include } { exclude }
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#
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# This tests against multilib flags plus either the default flags for this
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# group of tests or flags specified with a previous dg-options command.
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proc dg-skip-if { args } {
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set args [lreplace $args 0 0]
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set selector [list target [lindex $args 1]]
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if { [dg-process-target $selector] == "S" } {
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# The target list matched; now check the flags. The DejaGnu proc
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# check_conditional_xfail will look at the options in compiler_flags,
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# so set that up for this test based on flags we know about. Start
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# the list with a dummy tool name so the list will match "*" if
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# there are no flags.
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global compiler_flags
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upvar dg-extra-tool-flags extra_tool_flags
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set compiler_flags " toolname "
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append compiler_flags $extra_tool_flags
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set dest [target_info name]
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if [board_info $dest exists multilib_flags] {
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append compiler_flags "[board_info $dest multilib_flags] "
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}
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# The target list might be an effective-target keyword, so replace
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# the original list with "*-*-*".
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if [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]] {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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}
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# Any value in this variable was left over from an earlier test.
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set compiler_flags ""
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}
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}
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# Like check_conditional_xfail, but callable from a dg test.
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proc dg-xfail-if { args } {
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# Don't change anything if we're already skipping the test.
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upvar dg-do-what dg-do-what
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if { [lindex ${dg-do-what} 1] == "N" } {
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return
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}
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set args [lreplace $args 0 0]
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set selector [list target [lindex $args 1]]
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if { [dg-process-target $selector] == "S" } {
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global compiler_conditional_xfail_data
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set compiler_conditional_xfail_data [lreplace $args 1 1 "*-*-*"]
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}
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}
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# Intercept the call to the DejaGnu version of dg-process-target to
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# support use of an effective-target keyword in place of a list of
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# target triplets to xfail or skip a test.
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#
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# selector is one of:
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# xfail target-triplet-1 ...
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# xfail effective-target-keyword
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# xfail selector-expression
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# target target-triplet-1 ...
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# target effective-target-keyword
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# target selector-expression
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#
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# For a target list the result is "S" if the target is selected, "N" otherwise.
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# For an xfail list the result is "F" if the target is affected, "P" otherwise.
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#
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# A selector expression appears within curly braces and uses a single logical
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# operator: !, &&, or ||. An operand is another selector expression, an
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# effective-target keyword, or a list of target triplets within quotes or
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# curly braces.
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if { [info procs saved-dg-process-target] == [list] } {
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rename dg-process-target saved-dg-process-target
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# Evaluate an operand within a selector expression.
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proc selector_opd { op } {
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set selector "target"
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lappend selector $op
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set answer [ expr { [dg-process-target $selector] == "S" } ]
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verbose "selector_opd: `$op' $answer" 2
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return $answer
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}
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| 264 |
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| 265 |
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# Evaluate a target triplet list within a selector expression.
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# Unlike other operands, this needs to be expanded from a list to
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# the same string as "target".
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proc selector_list { op } {
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set selector "target [join $op]"
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set answer [ expr { [dg-process-target $selector] == "S" } ]
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verbose "selector_list: `$op' $answer" 2
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| 272 |
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return $answer
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}
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| 274 |
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| 275 |
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# Evaluate a selector expression.
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| 276 |
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proc selector_expression { exp } {
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| 277 |
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if { [llength $exp] == 2 } {
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| 278 |
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if [string match "!" [lindex $exp 0]] {
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| 279 |
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set op1 [lindex $exp 1]
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| 280 |
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set answer [expr { ! [selector_opd $op1] }]
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| 281 |
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} else {
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| 282 |
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# Assume it's a list of target triplets.
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| 283 |
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set answer [selector_list $exp]
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| 284 |
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}
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| 285 |
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} elseif { [llength $exp] == 3 } {
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| 286 |
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set op1 [lindex $exp 0]
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| 287 |
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set opr [lindex $exp 1]
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| 288 |
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set op2 [lindex $exp 2]
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| 289 |
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if [string match "&&" $opr] {
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| 290 |
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set answer [expr { [selector_opd $op1] && [selector_opd $op2] }]
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| 291 |
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} elseif [string match "||" $opr] {
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| 292 |
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set answer [expr { [selector_opd $op1] || [selector_opd $op2] }]
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| 293 |
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} else {
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| 294 |
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# Assume it's a list of target triplets.
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| 295 |
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set answer [selector_list $exp]
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| 296 |
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}
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| 297 |
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} else {
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| 298 |
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# Assume it's a list of target triplets.
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| 299 |
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set answer [selector_list $exp]
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| 300 |
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}
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| 301 |
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| 302 |
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verbose "selector_expression: `$exp' $answer" 2
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| 303 |
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return $answer
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| 304 |
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}
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| 305 |
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| 306 |
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proc dg-process-target { args } {
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| 307 |
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verbose "replacement dg-process-target: `$args'" 2
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| 308 |
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| 309 |
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# Extract the 'what' keyword from the argument list.
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| 310 |
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set selector [string trim [lindex $args 0]]
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| 311 |
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if [regexp "^xfail " $selector] {
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| 312 |
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set what "xfail"
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| 313 |
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} elseif [regexp "^target " $selector] {
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| 314 |
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set what "target"
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| 315 |
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} else {
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| 316 |
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error "syntax error in target selector \"$selector\""
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| 317 |
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}
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| 318 |
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| 319 |
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# Extract the rest of the list, which might be a keyword.
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| 320 |
|
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regsub "^${what}" $selector "" rest
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| 321 |
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set rest [string trim $rest]
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| 322 |
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| 323 |
|
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if [is-effective-target-keyword $rest] {
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| 324 |
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# The selector is an effective target keyword.
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| 325 |
|
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if [is-effective-target $rest] {
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| 326 |
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return [expr { $what == "xfail" ? "F" : "S" }]
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| 327 |
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} else {
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| 328 |
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return [expr { $what == "xfail" ? "P" : "N" }]
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| 329 |
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}
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| 330 |
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}
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| 331 |
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| 332 |
|
|
if [string match "{*}" $rest] {
|
| 333 |
|
|
if [selector_expression [lindex $rest 0]] {
|
| 334 |
|
|
return [expr { $what == "xfail" ? "F" : "S" }]
|
| 335 |
|
|
} else {
|
| 336 |
|
|
return [expr { $what == "xfail" ? "P" : "N" }]
|
| 337 |
|
|
}
|
| 338 |
|
|
}
|
| 339 |
|
|
|
| 340 |
|
|
# The selector is not an effective-target keyword, so process
|
| 341 |
|
|
# the list of target triplets.
|
| 342 |
|
|
return [saved-dg-process-target $selector]
|
| 343 |
|
|
}
|
| 344 |
|
|
}
|
