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author | Jing Yu <jingyu@google.com> | 2009-11-05 15:11:04 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2009-11-05 15:11:04 -0800 |
commit | df62c1c110e8532b995b23540b7e3695729c0779 (patch) | |
tree | dbbd4cbdb50ac38011e058a2533ee4c3168b0205 /gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp | |
parent | 8d401cf711539af5a2f78d12447341d774892618 (diff) | |
download | toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.tar.gz toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.tar.bz2 toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.zip |
Check in gcc sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp')
-rw-r--r-- | gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp b/gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp new file mode 100644 index 000000000..929f8bcf2 --- /dev/null +++ b/gcc-4.2.1/gcc/testsuite/lib/target-supports-dg.exp @@ -0,0 +1,410 @@ +# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +# If this target does not support weak symbols, skip this test. + +proc dg-require-weak { args } { + set weak_available [ check_weak_available ] + if { $weak_available == -1 } { + upvar name name + unresolved "$name" + } + if { $weak_available != 1 } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not support the "visibility" attribute, skip this +# test. + +proc dg-require-visibility { args } { + set visibility_available [ check_visibility_available [lindex $args 1 ] ] + if { $visibility_available == -1 } { + upvar name name + unresolved "$name" + } + if { $visibility_available != 1 } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not support the "alias" attribute, skip this +# test. + +proc dg-require-alias { args } { + set alias_available [ check_alias_available ] + if { $alias_available == -1 } { + upvar name name + unresolved "$name" + } + if { $alias_available < 2 } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target's linker does not support the --gc-sections flag, +# skip this test. + +proc dg-require-gc-sections { args } { + if { ![ check_gc_sections_available ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not support profiling, skip this test. + +proc dg-require-profiling { args } { + if { ![ check_profiling_available ${args} ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not support DLL attributes skip this test. + +proc dg-require-dll { args } { + global target_triplet + # As a special case, the mcore-*-elf supports these attributes. + # All Symbian OS targets also support these attributes. + if { [string match "mcore-*-elf" $target_triplet] + || [string match "*-*-symbianelf" $target_triplet]} { + return + } + # PE/COFF targets support dllimport/dllexport. + if { [gcc_target_object_format] == "pe" } { + return + } + + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] +} + +proc dg-require-iconv { args } { + if { ![ check_iconv_available ${args} ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not support named sections skip this test. + +proc dg-require-named-sections { args } { + if { ![ check_named_sections_available ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If the target does not match the required effective target, skip this test. + +proc dg-require-effective-target { args } { + set args [lreplace $args 0 0] + if { ![is-effective-target [lindex $args 0]] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not have fork, skip this test. + +proc dg-require-fork { args } { + if { ![check_fork_available] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not have mkfifo, skip this test. + +proc dg-require-mkfifo { args } { + if { ![check_mkfifo_available] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# If this target does not use __cxa_atexit, skip this test. + +proc dg-require-cxa-atexit { args } { + if { ![ check_cxa_atexit_available ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } +} + +# Check the flags with which the test will be run against options in +# a test directive that will skip or xfail that test. The DejaGnu proc +# check_conditional_xfail will look at the options in compiler_flags, so +# set that up for this test based on flags we know about. + +proc check_test_flags { args } { + global compiler_flags + upvar 2 dg-extra-tool-flags extra_tool_flags + + # Pull the args out of the enclosing list. + set args [lindex $args 0] + + # Start the list with a dummy tool name so the list will match "*" + # if there are no flags. + set compiler_flags " toolname " + append compiler_flags $extra_tool_flags + set dest [target_info name] + if [board_info $dest exists multilib_flags] { + append compiler_flags "[board_info $dest multilib_flags] " + } + + set answer [check_conditional_xfail $args] + + # Any value in this variable originally was left over from an earlier test. + set compiler_flags "" + + verbose "check_test_flags: $args $answer" 2 + return $answer +} + +# Compare flags for a test directive against flags that will be used to +# compile the test: multilib flags, flags for torture options, and either +# the default flags for this group of tests or flags specified with a +# previous dg-options directive. + +proc check-flags { args } { + global compiler_flags + global TOOL_OPTIONS + # These variables are from DejaGnu's dg-test. + upvar dg-extra-tool-flags extra_tool_flags + upvar tool_flags tool_flags + + # The args are within another list; pull them out. + set args [lindex $args 0] + + # Start the list with a dummy tool name so the list will match "*" + # if there are no flags. + set compiler_flags " toolname " + append compiler_flags $extra_tool_flags + append compiler_flags $tool_flags + # If running a subset of the test suite, $TOOL_OPTIONS may not exist. + catch {append compiler_flags " $TOOL_OPTIONS "} + set dest [target_info name] + if [board_info $dest exists multilib_flags] { + append compiler_flags "[board_info $dest multilib_flags] " + } + + # The target list might be an effective-target keyword, so replace + # the original list with "*-*-*", since we already know it matches. + set result [check_conditional_xfail [lreplace $args 1 1 "*-*-*"]] + + # Any value in this variable was left over from an earlier test. + set compiler_flags "" + + return $result +} + +# Skip the test (report it as UNSUPPORTED) if the target list and +# included flags are matched and the excluded flags are not matched. +# +# The first argument is the line number of the dg-skip-if directive +# within the test file. Remaining arguments are as for xfail lists: +# message { targets } { include } { exclude } +# +# This tests against multilib flags plus either the default flags for this +# group of tests or flags specified with a previous dg-options command. + +proc dg-skip-if { args } { + # Don't bother if we're already skipping the test. + upvar dg-do-what dg-do-what + if { [lindex ${dg-do-what} 1] == "N" } { + return + } + + set args [lreplace $args 0 0] + + set selector [list target [lindex $args 1]] + if { [dg-process-target $selector] == "S" } { + # These are defined in DejaGnu's dg-test, needed by check-flags. + upvar dg-extra-tool-flags dg-extra-tool-flags + upvar tool_flags tool_flags + + if [check-flags $args] { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + } + } +} + +# Like check_conditional_xfail, but callable from a dg test. + +proc dg-xfail-if { args } { + # Don't change anything if we're already skipping the test. + upvar dg-do-what dg-do-what + if { [lindex ${dg-do-what} 1] == "N" } { + return + } + + set args [lreplace $args 0 0] + set selector [list target [lindex $args 1]] + if { [dg-process-target $selector] == "S" } { + global compiler_conditional_xfail_data + set compiler_conditional_xfail_data [lreplace $args 1 1 "*-*-*"] + } +} + +# Record whether the program is expected to return a nonzero status. + +set shouldfail 0 + +proc dg-shouldfail { args } { + # Don't bother if we're already skipping the test. + upvar dg-do-what dg-do-what + if { [lindex ${dg-do-what} 1] == "N" } { + return + } + + global shouldfail + + set args [lreplace $args 0 0] + if { [llength $args] > 1 } { + set selector [list target [lindex $args 1]] + if { [dg-process-target $selector] == "S" } { + # The target matches, now check the flags. These variables + # are defined in DejaGnu's dg-test, needed by check-flags. + upvar dg-extra-tool-flags dg-extra-tool-flags + upvar tool_flags tool_flags + + if [check-flags $args] { + set shouldfail 1 + } + } + } else { + set shouldfail 1 + } +} + +# Intercept the call to the DejaGnu version of dg-process-target to +# support use of an effective-target keyword in place of a list of +# target triplets to xfail or skip a test. +# +# selector is one of: +# xfail target-triplet-1 ... +# xfail effective-target-keyword +# xfail selector-expression +# target target-triplet-1 ... +# target effective-target-keyword +# target selector-expression +# +# For a target list the result is "S" if the target is selected, "N" otherwise. +# For an xfail list the result is "F" if the target is affected, "P" otherwise. +# +# A selector expression appears within curly braces and uses a single logical +# operator: !, &&, or ||. An operand is another selector expression, an +# effective-target keyword, or a list of target triplets within quotes or +# curly braces. + +if { [info procs saved-dg-process-target] == [list] } { + rename dg-process-target saved-dg-process-target + + # Evaluate an operand within a selector expression. + proc selector_opd { op } { + set selector "target" + lappend selector $op + set answer [ expr { [dg-process-target $selector] == "S" } ] + verbose "selector_opd: `$op' $answer" 2 + return $answer + } + + # Evaluate a target triplet list within a selector expression. + # Unlike other operands, this needs to be expanded from a list to + # the same string as "target". + proc selector_list { op } { + set selector "target [join $op]" + set answer [ expr { [dg-process-target $selector] == "S" } ] + verbose "selector_list: `$op' $answer" 2 + return $answer + } + + # Evaluate a selector expression. + proc selector_expression { exp } { + if { [llength $exp] == 2 } { + if [string match "!" [lindex $exp 0]] { + set op1 [lindex $exp 1] + set answer [expr { ! [selector_opd $op1] }] + } else { + # Assume it's a list of target triplets. + set answer [selector_list $exp] + } + } elseif { [llength $exp] == 3 } { + set op1 [lindex $exp 0] + set opr [lindex $exp 1] + set op2 [lindex $exp 2] + if [string match "&&" $opr] { + set answer [expr { [selector_opd $op1] && [selector_opd $op2] }] + } elseif [string match "||" $opr] { + set answer [expr { [selector_opd $op1] || [selector_opd $op2] }] + } else { + # Assume it's a list of target triplets. + set answer [selector_list $exp] + } + } else { + # Assume it's a list of target triplets. + set answer [selector_list $exp] + } + + verbose "selector_expression: `$exp' $answer" 2 + return $answer + } + + proc dg-process-target { args } { + verbose "replacement dg-process-target: `$args'" 2 + + # Extract the 'what' keyword from the argument list. + set selector [string trim [lindex $args 0]] + if [regexp "^xfail " $selector] { + set what "xfail" + } elseif [regexp "^target " $selector] { + set what "target" + } else { + error "syntax error in target selector \"$selector\"" + } + + # Extract the rest of the list, which might be a keyword. + regsub "^${what}" $selector "" rest + set rest [string trim $rest] + + if [is-effective-target-keyword $rest] { + # The selector is an effective target keyword. + if [is-effective-target $rest] { + return [expr { $what == "xfail" ? "F" : "S" }] + } else { + return [expr { $what == "xfail" ? "P" : "N" }] + } + } + + if [string match "{*}" $rest] { + if [selector_expression [lindex $rest 0]] { + return [expr { $what == "xfail" ? "F" : "S" }] + } else { + return [expr { $what == "xfail" ? "P" : "N" }] + } + } + + # The selector is not an effective-target keyword, so process + # the list of target triplets. + return [saved-dg-process-target $selector] + } +} |