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jeremybenn |
# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005, 2007, 2008, 2009, 2010,
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# 2011 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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# .
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# DejaGnu's dg-test defines extra flags that are used to compile a test.
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# Access them for directives that need to examine all options that are
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# used for a test, including checks for non-cached effective targets.
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# We don't know how far up the call chain it is but we know we'll hit
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# it eventually, and that we're at least 3 calls down.
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proc current_compiler_flags { } {
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set frames 2
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while { ![info exists flags1] } {
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set frames [expr $frames + 1]
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upvar $frames dg-extra-tool-flags flags1
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}
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upvar $frames tool_flags flags2
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return "$flags1 $flags2"
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}
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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 overriding weak symbols, skip this
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# test.
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proc dg-require-weak-override { args } {
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set weak_override_available [ check_weak_override_available ]
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if { $weak_override_available == -1 } {
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upvar name name
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unresolved "$name"
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}
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if { $weak_override_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 does not support the "ifunc" attribute, skip this
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# test.
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proc dg-require-ifunc { args } {
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if { ![ check_ifunc_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'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 [lindex $args 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 DLL attributes skip this test.
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proc dg-require-dll { args } {
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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 { [istarget mcore-*-elf]
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|| [istarget *-*-symbianelf] } {
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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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# If this host does not support an ASCII locale, skip this test.
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proc dg-require-ascii-locale { args } {
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if { ![ check_ascii_locale_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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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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# Only apply this if the optional selector matches.
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proc dg-require-effective-target { args } {
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set args [lreplace $args 0 0]
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# Verify the number of arguments. The last is optional.
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if { [llength $args] < 1 || [llength $args] > 2 } {
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error "syntax error, need a single effective-target keyword with optional selector"
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}
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# Don't bother 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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# Evaluate selector if present.
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if { [llength $args] == 2 } {
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switch [dg-process-target [lindex $args 1]] {
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"S" { }
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"N" { return }
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}
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}
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if { ![is-effective-target [lindex $args 0]] } {
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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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# If this target does not use __cxa_atexit, skip this test.
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proc dg-require-cxa-atexit { args } {
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if { ![ check_cxa_atexit_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 host is remote rather than the same as the build system, skip
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# this test. Some tests are incompatible with DejaGnu's handling of
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# remote hosts, which involves copying the source file to the host and
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# compiling it with a relative path and "-o a.out".
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proc dg-require-host-local { args } {
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if [ is_remote host ] {
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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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proc dg-require-linker-plugin { args } {
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set linker_plugin_available [ check_linker_plugin_available ]
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if { $linker_plugin_available == 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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# Add any target-specific flags needed for accessing the given list
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# of features. This must come after all dg-options.
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proc dg-add-options { args } {
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upvar dg-extra-tool-flags extra-tool-flags
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foreach arg [lrange $args 1 end] {
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if { [info procs add_options_for_$arg] != "" } {
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set extra-tool-flags \
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[eval [list add_options_for_$arg ${extra-tool-flags}]]
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} else {
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error "Unrecognized option type: $arg"
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| 253 |
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}
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| 254 |
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}
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| 255 |
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}
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| 256 |
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| 257 |
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# Compare flags for a test directive against flags that will be used to
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| 258 |
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# compile the test: multilib flags, flags for torture options, and either
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| 259 |
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# the default flags for this group of tests or flags specified with a
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| 260 |
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# previous dg-options directive.
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| 261 |
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| 262 |
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proc check-flags { args } {
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global compiler_flags
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global TOOL_OPTIONS
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global TEST_ALWAYS_FLAGS
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| 267 |
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# The args are within another list; pull them out.
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| 268 |
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set args [lindex $args 0]
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| 270 |
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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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| 272 |
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set compiler_flags " toolname "
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| 273 |
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append compiler_flags [current_compiler_flags]
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| 274 |
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# If running a subset of the test suite, $TOOL_OPTIONS may not exist.
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| 275 |
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catch {append compiler_flags " $TOOL_OPTIONS "}
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| 276 |
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# If running a subset of the test suite, $TEST_ALWAYS_FLAGS may not exist.
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| 277 |
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catch {append compiler_flags " $TEST_ALWAYS_FLAGS "}
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| 278 |
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set dest [target_info name]
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| 279 |
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if [board_info $dest exists multilib_flags] {
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| 280 |
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append compiler_flags "[board_info $dest multilib_flags] "
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| 281 |
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}
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| 282 |
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| 283 |
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# The next two arguments are optional. If they were not specified,
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| 284 |
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# use the defaults.
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| 285 |
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if { [llength $args] == 2 } {
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| 286 |
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lappend $args [list "*"]
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| 287 |
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}
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| 288 |
|
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if { [llength $args] == 3 } {
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| 289 |
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lappend $args [list ""]
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| 290 |
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}
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| 291 |
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| 292 |
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# If the option strings are the defaults, or the same as the
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| 293 |
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# defaults, there is no need to call check_conditional_xfail to
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| 294 |
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# compare them to the actual options.
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| 295 |
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if { [string compare [lindex $args 2] "*"] == 0
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| 296 |
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&& [string compare [lindex $args 3] "" ] == 0 } {
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| 297 |
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set result 1
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| 298 |
|
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} else {
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| 299 |
|
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# The target list might be an effective-target keyword, so replace
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| 300 |
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# the original list with "*-*-*", since we already know it matches.
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| 301 |
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set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]]
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| 302 |
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}
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| 303 |
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| 304 |
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# Any value in this variable was left over from an earlier test.
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| 305 |
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set compiler_flags ""
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| 306 |
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| 307 |
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return $result
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| 308 |
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}
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| 309 |
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| 310 |
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# Skip the test (report it as UNSUPPORTED) if the target list and
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| 311 |
|
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# included flags are matched and the excluded flags are not matched.
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| 312 |
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#
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| 313 |
|
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# The first argument is the line number of the dg-skip-if directive
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| 314 |
|
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# within the test file. Remaining arguments are as for xfail lists:
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| 315 |
|
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# message { targets } { include } { exclude }
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| 316 |
|
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#
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| 317 |
|
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# This tests against multilib flags plus either the default flags for this
|
| 318 |
|
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# group of tests or flags specified with a previous dg-options command.
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| 319 |
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| 320 |
|
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proc dg-skip-if { args } {
|
| 321 |
|
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# Verify the number of arguments. The last two are optional.
|
| 322 |
|
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set args [lreplace $args 0 0]
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| 323 |
|
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if { [llength $args] < 2 || [llength $args] > 4 } {
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| 324 |
|
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error "dg-skip-if 2: need 2, 3, or 4 arguments"
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| 325 |
|
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}
|
| 326 |
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|
| 327 |
|
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# Don't bother if we're already skipping the test.
|
| 328 |
|
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upvar dg-do-what dg-do-what
|
| 329 |
|
|
if { [lindex ${dg-do-what} 1] == "N" } {
|
| 330 |
|
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return
|
| 331 |
|
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}
|
| 332 |
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|
|
| 333 |
|
|
set selector [list target [lindex $args 1]]
|
| 334 |
|
|
if { [dg-process-target $selector] == "S" } {
|
| 335 |
|
|
if [check-flags $args] {
|
| 336 |
|
|
upvar dg-do-what dg-do-what
|
| 337 |
|
|
set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
|
| 338 |
|
|
}
|
| 339 |
|
|
}
|
| 340 |
|
|
}
|
| 341 |
|
|
|
| 342 |
|
|
# Like check_conditional_xfail, but callable from a dg test.
|
| 343 |
|
|
|
| 344 |
|
|
proc dg-xfail-if { args } {
|
| 345 |
|
|
# Verify the number of arguments. The last three are optional.
|
| 346 |
|
|
set args [lreplace $args 0 0]
|
| 347 |
|
|
if { [llength $args] < 2 || [llength $args] > 4 } {
|
| 348 |
|
|
error "dg-xfail-if: need 2, 3, or 4 arguments"
|
| 349 |
|
|
}
|
| 350 |
|
|
|
| 351 |
|
|
# Don't change anything if we're already skipping the test.
|
| 352 |
|
|
upvar dg-do-what dg-do-what
|
| 353 |
|
|
if { [lindex ${dg-do-what} 1] == "N" } {
|
| 354 |
|
|
return
|
| 355 |
|
|
}
|
| 356 |
|
|
|
| 357 |
|
|
set selector [list target [lindex $args 1]]
|
| 358 |
|
|
if { [dg-process-target $selector] == "S" } {
|
| 359 |
|
|
global compiler_conditional_xfail_data
|
| 360 |
|
|
|
| 361 |
|
|
# The target list might be an effective-target keyword. Replace
|
| 362 |
|
|
# the original list with "*-*-*", since we already know it matches.
|
| 363 |
|
|
set args [lreplace $args 1 1 "*-*-*"]
|
| 364 |
|
|
|
| 365 |
|
|
# Supply default values for unspecified optional arguments.
|
| 366 |
|
|
if { [llength $args] == 2 } {
|
| 367 |
|
|
lappend $args [list "*"]
|
| 368 |
|
|
}
|
| 369 |
|
|
if { [llength $args] == 3 } {
|
| 370 |
|
|
lappend $args [list ""]
|
| 371 |
|
|
}
|
| 372 |
|
|
|
| 373 |
|
|
set compiler_conditional_xfail_data $args
|
| 374 |
|
|
}
|
| 375 |
|
|
}
|
| 376 |
|
|
|
| 377 |
|
|
# Like dg-xfail-if but for the execute step.
|
| 378 |
|
|
|
| 379 |
|
|
proc dg-xfail-run-if { args } {
|
| 380 |
|
|
# Verify the number of arguments. The last two are optional.
|
| 381 |
|
|
set args [lreplace $args 0 0]
|
| 382 |
|
|
if { [llength $args] < 2 || [llength $args] > 4 } {
|
| 383 |
|
|
error "dg-xfail-run-if: need 2, 3, or 4 arguments"
|
| 384 |
|
|
}
|
| 385 |
|
|
|
| 386 |
|
|
# Don't bother if we're already skipping the test.
|
| 387 |
|
|
upvar dg-do-what dg-do-what
|
| 388 |
|
|
if { [lindex ${dg-do-what} 1] == "N" } {
|
| 389 |
|
|
return
|
| 390 |
|
|
}
|
| 391 |
|
|
|
| 392 |
|
|
set selector [list target [lindex $args 1]]
|
| 393 |
|
|
if { [dg-process-target $selector] == "S" } {
|
| 394 |
|
|
if [check-flags $args] {
|
| 395 |
|
|
upvar dg-do-what dg-do-what
|
| 396 |
|
|
set dg-do-what [list [lindex ${dg-do-what} 0] "S" "F"]
|
| 397 |
|
|
}
|
| 398 |
|
|
}
|
| 399 |
|
|
}
|
| 400 |
|
|
|
| 401 |
|
|
# Record whether the program is expected to return a nonzero status.
|
| 402 |
|
|
|
| 403 |
|
|
set shouldfail 0
|
| 404 |
|
|
|
| 405 |
|
|
proc dg-shouldfail { args } {
|
| 406 |
|
|
# Don't bother if we're already skipping the test.
|
| 407 |
|
|
upvar dg-do-what dg-do-what
|
| 408 |
|
|
if { [lindex ${dg-do-what} 1] == "N" } {
|
| 409 |
|
|
return
|
| 410 |
|
|
}
|
| 411 |
|
|
|
| 412 |
|
|
global shouldfail
|
| 413 |
|
|
|
| 414 |
|
|
set args [lreplace $args 0 0]
|
| 415 |
|
|
if { [llength $args] > 1 } {
|
| 416 |
|
|
set selector [list target [lindex $args 1]]
|
| 417 |
|
|
if { [dg-process-target $selector] == "S" } {
|
| 418 |
|
|
# The target matches, now check the flags.
|
| 419 |
|
|
if [check-flags $args] {
|
| 420 |
|
|
set shouldfail 1
|
| 421 |
|
|
}
|
| 422 |
|
|
}
|
| 423 |
|
|
} else {
|
| 424 |
|
|
set shouldfail 1
|
| 425 |
|
|
}
|
| 426 |
|
|
}
|
| 427 |
|
|
|
| 428 |
|
|
# Intercept the call to the DejaGnu version of dg-process-target to
|
| 429 |
|
|
# support use of an effective-target keyword in place of a list of
|
| 430 |
|
|
# target triplets to xfail or skip a test.
|
| 431 |
|
|
#
|
| 432 |
|
|
# selector is one of:
|
| 433 |
|
|
# xfail target-triplet-1 ...
|
| 434 |
|
|
# xfail effective-target-keyword
|
| 435 |
|
|
# xfail selector-expression
|
| 436 |
|
|
# target target-triplet-1 ...
|
| 437 |
|
|
# target effective-target-keyword
|
| 438 |
|
|
# target selector-expression
|
| 439 |
|
|
#
|
| 440 |
|
|
# For a target list the result is "S" if the target is selected, "N" otherwise.
|
| 441 |
|
|
# For an xfail list the result is "F" if the target is affected, "P" otherwise.
|
| 442 |
|
|
#
|
| 443 |
|
|
# A selector expression appears within curly braces and uses a single logical
|
| 444 |
|
|
# operator: !, &&, or ||. An operand is another selector expression, an
|
| 445 |
|
|
# effective-target keyword, or a list of target triplets within quotes or
|
| 446 |
|
|
# curly braces.
|
| 447 |
|
|
|
| 448 |
|
|
if { [info procs saved-dg-process-target] == [list] } {
|
| 449 |
|
|
rename dg-process-target saved-dg-process-target
|
| 450 |
|
|
|
| 451 |
|
|
# Evaluate an operand within a selector expression.
|
| 452 |
|
|
proc selector_opd { op } {
|
| 453 |
|
|
set selector "target"
|
| 454 |
|
|
lappend selector $op
|
| 455 |
|
|
set answer [ expr { [dg-process-target $selector] == "S" } ]
|
| 456 |
|
|
verbose "selector_opd: `$op' $answer" 2
|
| 457 |
|
|
return $answer
|
| 458 |
|
|
}
|
| 459 |
|
|
|
| 460 |
|
|
# Evaluate a target triplet list within a selector expression.
|
| 461 |
|
|
# Unlike other operands, this needs to be expanded from a list to
|
| 462 |
|
|
# the same string as "target".
|
| 463 |
|
|
proc selector_list { op } {
|
| 464 |
|
|
set selector "target [join $op]"
|
| 465 |
|
|
set answer [ expr { [dg-process-target $selector] == "S" } ]
|
| 466 |
|
|
verbose "selector_list: `$op' $answer" 2
|
| 467 |
|
|
return $answer
|
| 468 |
|
|
}
|
| 469 |
|
|
|
| 470 |
|
|
# Evaluate a selector expression.
|
| 471 |
|
|
proc selector_expression { exp } {
|
| 472 |
|
|
if { [llength $exp] == 2 } {
|
| 473 |
|
|
if [string match "!" [lindex $exp 0]] {
|
| 474 |
|
|
set op1 [lindex $exp 1]
|
| 475 |
|
|
set answer [expr { ! [selector_opd $op1] }]
|
| 476 |
|
|
} else {
|
| 477 |
|
|
# Assume it's a list of target triplets.
|
| 478 |
|
|
set answer [selector_list $exp]
|
| 479 |
|
|
}
|
| 480 |
|
|
} elseif { [llength $exp] == 3 } {
|
| 481 |
|
|
set op1 [lindex $exp 0]
|
| 482 |
|
|
set opr [lindex $exp 1]
|
| 483 |
|
|
set op2 [lindex $exp 2]
|
| 484 |
|
|
if [string match "&&" $opr] {
|
| 485 |
|
|
set answer [expr { [selector_opd $op1] && [selector_opd $op2] }]
|
| 486 |
|
|
} elseif [string match "||" $opr] {
|
| 487 |
|
|
set answer [expr { [selector_opd $op1] || [selector_opd $op2] }]
|
| 488 |
|
|
} else {
|
| 489 |
|
|
# Assume it's a list of target triplets.
|
| 490 |
|
|
set answer [selector_list $exp]
|
| 491 |
|
|
}
|
| 492 |
|
|
} else {
|
| 493 |
|
|
# Assume it's a list of target triplets.
|
| 494 |
|
|
set answer [selector_list $exp]
|
| 495 |
|
|
}
|
| 496 |
|
|
|
| 497 |
|
|
verbose "selector_expression: `$exp' $answer" 2
|
| 498 |
|
|
return $answer
|
| 499 |
|
|
}
|
| 500 |
|
|
|
| 501 |
|
|
proc dg-process-target { args } {
|
| 502 |
|
|
verbose "replacement dg-process-target: `$args'" 2
|
| 503 |
|
|
|
| 504 |
|
|
# Extract the 'what' keyword from the argument list.
|
| 505 |
|
|
set selector [string trim [lindex $args 0]]
|
| 506 |
|
|
if [regexp "^xfail " $selector] {
|
| 507 |
|
|
set what "xfail"
|
| 508 |
|
|
} elseif [regexp "^target " $selector] {
|
| 509 |
|
|
set what "target"
|
| 510 |
|
|
} else {
|
| 511 |
|
|
error "syntax error in target selector \"$selector\""
|
| 512 |
|
|
}
|
| 513 |
|
|
|
| 514 |
|
|
# Extract the rest of the list, which might be a keyword.
|
| 515 |
|
|
regsub "^${what}" $selector "" rest
|
| 516 |
|
|
set rest [string trim $rest]
|
| 517 |
|
|
|
| 518 |
|
|
if [is-effective-target-keyword $rest] {
|
| 519 |
|
|
# The selector is an effective target keyword.
|
| 520 |
|
|
if [is-effective-target $rest] {
|
| 521 |
|
|
return [expr { $what == "xfail" ? "F" : "S" }]
|
| 522 |
|
|
} else {
|
| 523 |
|
|
return [expr { $what == "xfail" ? "P" : "N" }]
|
| 524 |
|
|
}
|
| 525 |
|
|
}
|
| 526 |
|
|
|
| 527 |
|
|
if [string match "{*}" $rest] {
|
| 528 |
|
|
if [selector_expression [lindex $rest 0]] {
|
| 529 |
|
|
return [expr { $what == "xfail" ? "F" : "S" }]
|
| 530 |
|
|
} else {
|
| 531 |
|
|
return [expr { $what == "xfail" ? "P" : "N" }]
|
| 532 |
|
|
}
|
| 533 |
|
|
}
|
| 534 |
|
|
|
| 535 |
|
|
# The selector is not an effective-target keyword, so process
|
| 536 |
|
|
# the list of target triplets.
|
| 537 |
|
|
return [saved-dg-process-target $selector]
|
| 538 |
|
|
}
|
| 539 |
|
|
}
|
