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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [lib/] [gcc-dg.exp] - Rev 310
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# Copyright (C) 1997, 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2008, 2009
# Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
load_lib dg.exp
load_lib file-format.exp
load_lib target-supports.exp
load_lib target-supports-dg.exp
load_lib scanasm.exp
load_lib scanrtl.exp
load_lib scantree.exp
load_lib scanipa.exp
load_lib timeout.exp
load_lib timeout-dg.exp
load_lib prune.exp
load_lib libgloss.exp
load_lib target-libpath.exp
load_lib torture-options.exp
# We set LC_ALL and LANG to C so that we get the same error messages as expected.
setenv LC_ALL C
setenv LANG C
# Many hosts now default to a non-ASCII C locale, however, so
# they can set a charset encoding here if they need.
if { [ishost "*-*-cygwin*"] } {
setenv LC_ALL C.ASCII
setenv LANG C.ASCII
}
if [info exists TORTURE_OPTIONS] {
set DG_TORTURE_OPTIONS $TORTURE_OPTIONS
} else {
# It is theoretically beneficial to group all of the O2/O3 options together,
# as in many cases the compiler will generate identical executables for
# all of them--and the c-torture testsuite will skip testing identical
# executables multiple times.
# Also note that -finline-functions is explicitly included in one of the
# items below, even though -O3 is also specified, because some ports may
# choose to disable inlining functions by default, even when optimizing.
set DG_TORTURE_OPTIONS [list \
{ -O0 } \
{ -O1 } \
{ -O2 } \
{ -O3 -fomit-frame-pointer } \
{ -O3 -fomit-frame-pointer -funroll-loops } \
{ -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions } \
{ -O3 -g } \
{ -Os } ]
}
if [info exists ADDITIONAL_TORTURE_OPTIONS] {
set DG_TORTURE_OPTIONS \
[concat $DG_TORTURE_OPTIONS $ADDITIONAL_TORTURE_OPTIONS]
}
set LTO_TORTURE_OPTIONS ""
if [check_effective_target_lto] {
set LTO_TORTURE_OPTIONS [list \
{ -O2 -flto } \
{ -O2 -fwhopr }
]
}
global GCC_UNDER_TEST
if ![info exists GCC_UNDER_TEST] {
set GCC_UNDER_TEST "[find_gcc]"
}
global orig_environment_saved
# This file may be sourced, so don't override environment settings
# that have been previously setup.
if { $orig_environment_saved == 0 } {
append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
set_ld_library_path_env_vars
}
# Define gcc callbacks for dg.exp.
proc gcc-dg-test-1 { target_compile prog do_what extra_tool_flags } {
# Set up the compiler flags, based on what we're going to do.
set options [list]
# Tests should be able to use "dg-do repo". However, the dg test
# driver checks the argument to dg-do against a list of acceptable
# options, and "repo" is not among them. Therefore, we resort to
# this ugly approach.
if [string match "*-frepo*" $extra_tool_flags] then {
set do_what "repo"
}
switch $do_what {
"preprocess" {
set compile_type "preprocess"
set output_file "[file rootname [file tail $prog]].i"
}
"compile" {
set compile_type "assembly"
set output_file "[file rootname [file tail $prog]].s"
}
"assemble" {
set compile_type "object"
set output_file "[file rootname [file tail $prog]].o"
}
"precompile" {
set compile_type "precompiled_header"
set output_file "[file tail $prog].gch"
}
"link" {
set compile_type "executable"
set output_file "[file rootname [file tail $prog]].exe"
# The following line is needed for targets like the i960 where
# the default output file is b.out. Sigh.
}
"repo" {
set compile_type "object"
set output_file "[file rootname [file tail $prog]].o"
}
"run" {
set compile_type "executable"
# FIXME: "./" is to cope with "." not being in $PATH.
# Should this be handled elsewhere?
# YES.
set output_file "./[file rootname [file tail $prog]].exe"
# This is the only place where we care if an executable was
# created or not. If it was, dg.exp will try to run it.
catch { remote_file build delete $output_file }
}
default {
perror "$do_what: not a valid dg-do keyword"
return ""
}
}
if { $extra_tool_flags != "" } {
lappend options "additional_flags=$extra_tool_flags"
}
set comp_output [$target_compile "$prog" "$output_file" "$compile_type" $options]
# Look for an internal compiler error, which sometimes masks the fact
# that we didn't get an expected error message. XFAIL an ICE via
# dg-xfail-if and use { dg-prune-output ".*internal compiler error.*" }
# to avoid a second failure for excess errors.
if [string match "*internal compiler error*" $comp_output] {
upvar 2 name name
fail "$name (internal compiler error)"
}
if { $do_what == "repo" } {
set object_file "$output_file"
set output_file "[file rootname [file tail $prog]].exe"
set comp_output \
[ concat $comp_output \
[$target_compile "$object_file" "$output_file" \
"executable" $options] ]
}
return [list $comp_output $output_file]
}
proc gcc-dg-test { prog do_what extra_tool_flags } {
return [gcc-dg-test-1 gcc_target_compile $prog $do_what $extra_tool_flags]
}
proc gcc-dg-prune { system text } {
global additional_prunes
set text [prune_gcc_output $text]
foreach p $additional_prunes {
if { [string length $p] > 0 } {
# Following regexp matches a complete line containing $p.
regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
}
}
# If we see "region xxx is full" then the testcase is too big for ram.
# This is tricky to deal with in a large testsuite like c-torture so
# deal with it here. Just mark the testcase as unsupported.
if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $text] {
# The format here is important. See dg.exp.
return "::unsupported::memory full"
}
# Likewise, if we see ".text exceeds local store range" or
# similar.
if {[string match "spu-*" $system] && \
[string match "*exceeds local store*" $text]} {
# The format here is important. See dg.exp.
return "::unsupported::memory full"
}
return $text
}
# Replace ${tool}_load with a wrapper to provide for an expected nonzero
# exit status. Multiple languages include this file so this handles them
# all, not just gcc.
if { [info procs ${tool}_load] != [list] \
&& [info procs saved_${tool}_load] == [list] } {
rename ${tool}_load saved_${tool}_load
proc ${tool}_load { program args } {
global tool
global shouldfail
set result [eval [list saved_${tool}_load $program] $args]
if { $shouldfail != 0 } {
switch [lindex $result 0] {
"pass" { set status "fail" }
"fail" { set status "pass" }
}
set result [list $status [lindex $result 1]]
}
return $result
}
}
# Utility routines.
#
# search_for -- looks for a string match in a file
#
proc search_for { file pattern } {
set fd [open $file r]
while { [gets $fd cur_line]>=0 } {
if [string match "*$pattern*" $cur_line] then {
close $fd
return 1
}
}
close $fd
return 0
}
# Modified dg-runtest that can cycle through a list of optimization options
# as c-torture does.
proc gcc-dg-runtest { testcases default-extra-flags } {
global runtests
# Some callers set torture options themselves; don't override those.
set existing_torture_options [torture-options-exist]
if { $existing_torture_options == 0 } {
global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS
torture-init
set-torture-options $DG_TORTURE_OPTIONS [list {}] $LTO_TORTURE_OPTIONS
}
dump-torture-options
foreach test $testcases {
global torture_with_loops torture_without_loops
# If we're only testing specific files and this isn't one of
# them, skip it.
if ![runtest_file_p $runtests $test] {
continue
}
# Look for a loop within the source code - if we don't find one,
# don't pass -funroll[-all]-loops.
if [expr [search_for $test "for*("]+[search_for $test "while*("]] {
set option_list $torture_with_loops
} else {
set option_list $torture_without_loops
}
set nshort [file tail [file dirname $test]]/[file tail $test]
foreach flags $option_list {
verbose "Testing $nshort, $flags" 1
dg-test $test $flags ${default-extra-flags}
}
}
if { $existing_torture_options == 0 } {
torture-finish
}
}
proc gcc-dg-debug-runtest { target_compile trivial opt_opts testcases } {
global srcdir subdir
if ![info exists DEBUG_TORTURE_OPTIONS] {
set DEBUG_TORTURE_OPTIONS ""
foreach type {-gdwarf-2 -gstabs -gstabs+ -gxcoff -gxcoff+ -gcoff} {
set comp_output [$target_compile \
"$srcdir/$subdir/$trivial" "trivial.S" assembly \
"additional_flags=$type"]
if { ! [string match "*: target system does not support the * debug format*" \
$comp_output] } {
remove-build-file "trivial.S"
foreach level {1 "" 3} {
if { ($type == "-gdwarf-2") && ($level != "") } {
lappend DEBUG_TORTURE_OPTIONS [list "${type}" "-g${level}"]
foreach opt $opt_opts {
lappend DEBUG_TORTURE_OPTIONS \
[list "${type}" "-g${level}" "$opt" ]
}
} else {
lappend DEBUG_TORTURE_OPTIONS [list "${type}${level}"]
foreach opt $opt_opts {
lappend DEBUG_TORTURE_OPTIONS \
[list "${type}${level}" "$opt" ]
}
}
}
}
}
}
verbose -log "Using options $DEBUG_TORTURE_OPTIONS"
global runtests
foreach test $testcases {
# If we're only testing specific files and this isn't one of
# them, skip it.
if ![runtest_file_p $runtests $test] {
continue
}
set nshort [file tail [file dirname $test]]/[file tail $test]
foreach flags $DEBUG_TORTURE_OPTIONS {
set doit 1
# These tests check for information which may be deliberately
# suppressed at -g1.
if { ([string match {*/debug-[126].c} "$nshort"] \
|| [string match {*/enum-1.c} "$nshort"] \
|| [string match {*/enum-[12].C} "$nshort"]) \
&& ([string match "*1" [lindex "$flags" 0] ]
|| [lindex "$flags" 1] == "-g1") } {
set doit 0
}
# High optimization can remove the variable whose existence is tested.
# Dwarf debugging with commentary (-dA) preserves the symbol name in the
# assembler output, but stabs debugging does not.
# http://gcc.gnu.org/ml/gcc-regression/2003-04/msg00095.html
if { [string match {*/debug-[12].c} "$nshort"] \
&& [string match "*O*" "$flags"] \
&& ( [string match "*coff*" "$flags"] \
|| [string match "*stabs*" "$flags"] ) } {
set doit 0
}
if { $doit } {
verbose -log "Testing $nshort, $flags" 1
dg-test $test $flags ""
}
}
}
}
# Prune any messages matching ARGS[1] (a regexp) from test output.
proc dg-prune-output { args } {
global additional_prunes
if { [llength $args] != 2 } {
error "[lindex $args 1]: need one argument"
return
}
lappend additional_prunes [lindex $args 1]
}
# Remove files matching the pattern from the build machine.
proc remove-build-file { pat } {
verbose "remove-build-file `$pat'" 2
set file_list "[glob -nocomplain $pat]"
verbose "remove-build-file `$file_list'" 2
foreach output_file $file_list {
if [is_remote host] {
# Ensure the host knows the file is gone by deleting there
# first.
remote_file host delete $output_file
}
remote_file build delete $output_file
}
}
# Remove runtime-generated profile file for the current test.
proc cleanup-profile-file { } {
remove-build-file "mon.out"
remove-build-file "gmon.out"
}
# Remove compiler-generated coverage files for the current test.
proc cleanup-coverage-files { } {
# This assumes that we are two frames down from dg-test or some other proc
# that stores the filename of the testcase in a local variable "name".
# A cleaner solution would require a new DejaGnu release.
upvar 2 name testcase
remove-build-file "[file rootname [file tail $testcase]].gc??"
# Clean up coverage files for additional source files.
if [info exists additional_sources] {
foreach srcfile $additional_sources {
remove-build-file "[file rootname [file tail $srcfile]].gc??"
}
}
}
# Remove compiler-generated files from -repo for the current test.
proc cleanup-repo-files { } {
# This assumes that we are two frames down from dg-test or some other proc
# that stores the filename of the testcase in a local variable "name".
# A cleaner solution would require a new DejaGnu release.
upvar 2 name testcase
remove-build-file "[file rootname [file tail $testcase]].o"
remove-build-file "[file rootname [file tail $testcase]].rpo"
# Clean up files for additional source files.
if [info exists additional_sources] {
foreach srcfile $additional_sources {
remove-build-file "[file rootname [file tail $srcfile]].o"
remove-build-file "[file rootname [file tail $srcfile]].rpo"
}
}
}
# Remove compiler-generated RTL dump files for the current test.
#
# SUFFIX is the filename suffix pattern.
proc cleanup-rtl-dump { suffix } {
cleanup-dump "\[0-9\]\[0-9\]\[0-9\]r.$suffix"
}
# Remove a specific tree dump file for the current test.
#
# SUFFIX is the tree dump file suffix pattern.
proc cleanup-tree-dump { suffix } {
cleanup-dump "\[0-9\]\[0-9\]\[0-9\]t.$suffix"
}
# Remove a specific ipa dump file for the current test.
#
# SUFFIX is the ipa dump file suffix pattern.
proc cleanup-ipa-dump { suffix } {
cleanup-dump "\[0-9\]\[0-9\]\[0-9\]i.$suffix"
}
# Remove all dump files with the provided suffix.
proc cleanup-dump { suffix } {
# This assumes that we are three frames down from dg-test or some other
# proc that stores the filename of the testcase in a local variable
# "name". A cleaner solution would require a new DejaGnu release.
upvar 3 name testcase
# The name might include a list of options; extract the file name.
set src [file tail [lindex $testcase 0]]
remove-build-file "[file tail $src].$suffix"
# -fcompare-debug dumps
remove-build-file "[file tail $src].gk.$suffix"
# Clean up dump files for additional source files.
if [info exists additional_sources] {
foreach srcfile $additional_sources {
remove-build-file "[file tail $srcfile].$suffix"
# -fcompare-debug dumps
remove-build-file "[file tail $srcfile].gk.$suffix"
}
}
}
# Remove files kept by --save-temps for the current test.
#
# Currently this is only .i, .ii, .s and .o files, but more can be added
# if there are tests generating them.
# ARGS is a list of suffixes to NOT delete.
proc cleanup-saved-temps { args } {
global additional_sources
set suffixes {}
# add the to-be-kept suffixes
foreach suffix {".ii" ".i" ".s" ".o" ".gkd"} {
if {[lsearch $args $suffix] < 0} {
lappend suffixes $suffix
}
}
# This assumes that we are two frames down from dg-test or some other proc
# that stores the filename of the testcase in a local variable "name".
# A cleaner solution would require a new DejaGnu release.
upvar 2 name testcase
foreach suffix $suffixes {
remove-build-file "[file rootname [file tail $testcase]]$suffix"
# -fcompare-debug dumps
remove-build-file "[file rootname [file tail $testcase]].gk$suffix"
}
# Clean up saved temp files for additional source files.
if [info exists additional_sources] {
foreach srcfile $additional_sources {
foreach suffix $suffixes {
remove-build-file "[file rootname [file tail $srcfile]]$suffix"
# -fcompare-debug dumps
remove-build-file "[file rootname [file tail $srcfile]].gk$suffix"
}
}
}
}
# Remove files for specified Fortran modules.
proc cleanup-modules { modlist } {
foreach modname $modlist {
remove-build-file [string tolower $modname].mod
}
}
# Scan Fortran modules for a given regexp.
#
# Argument 0 is the module name
# Argument 1 is the regexp to match
proc scan-module { args } {
set modfilename [string tolower [lindex $args 0]].mod
set fd [open $modfilename r]
set text [read $fd]
close $fd
upvar 2 name testcase
if [regexp -- [lindex $args 1] $text] {
pass "$testcase scan-module [lindex $args 1]"
} else {
fail "$testcase scan-module [lindex $args 1]"
}
}
# Verify that the compiler output file exists, invoked via dg-final.
proc output-exists { args } {
# Process an optional target or xfail list.
if { [llength $args] >= 1 } {
switch [dg-process-target [lindex $args 0]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
# Access variables from gcc-dg-test-1.
upvar 2 name testcase
upvar 2 output_file output_file
if [file exists $output_file] {
pass "$testcase output-exists $output_file"
} else {
fail "$testcase output-exists $output_file"
}
}
# Verify that the compiler output file does not exist, invoked via dg-final.
proc output-exists-not { args } {
# Process an optional target or xfail list.
if { [llength $args] >= 1 } {
switch [dg-process-target [lindex $args 0]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
# Access variables from gcc-dg-test-1.
upvar 2 name testcase
upvar 2 output_file output_file
if [file exists $output_file] {
fail "$testcase output-exists-not $output_file"
} else {
pass "$testcase output-exists-not $output_file"
}
}
# We need to make sure that additional_* are cleared out after every
# test. It is not enough to clear them out *before* the next test run
# because gcc-target-compile gets run directly from some .exp files
# (outside of any test). (Those uses should eventually be eliminated.)
# Because the DG framework doesn't provide a hook that is run at the
# end of a test, we must replace dg-test with a wrapper.
if { [info procs saved-dg-test] == [list] } {
rename dg-test saved-dg-test
proc dg-test { args } {
global additional_files
global additional_sources
global additional_prunes
global errorInfo
global compiler_conditional_xfail_data
global shouldfail
if { [ catch { eval saved-dg-test $args } errmsg ] } {
set saved_info $errorInfo
set additional_files ""
set additional_sources ""
set additional_prunes ""
set shouldfail 0
if [info exists compiler_conditional_xfail_data] {
unset compiler_conditional_xfail_data
}
unset_timeout_vars
error $errmsg $saved_info
}
set additional_files ""
set additional_sources ""
set additional_prunes ""
set shouldfail 0
unset_timeout_vars
if [info exists compiler_conditional_xfail_data] {
unset compiler_conditional_xfail_data
}
}
}
if { [info procs saved-dg-warning] == [list] \
&& [info exists gcc_warning_prefix] } {
rename dg-warning saved-dg-warning
proc dg-warning { args } {
# Make this variable available here and to the saved proc.
upvar dg-messages dg-messages
global gcc_warning_prefix
process-message saved-dg-warning "$gcc_warning_prefix" "$args"
}
}
if { [info procs saved-dg-error] == [list] \
&& [info exists gcc_error_prefix] } {
rename dg-error saved-dg-error
proc dg-error { args } {
# Make this variable available here and to the saved proc.
upvar dg-messages dg-messages
global gcc_error_prefix
process-message saved-dg-error "$gcc_error_prefix" "$args"
}
# Override dg-bogus at the same time. It doesn't handle a prefix
# but its expression should include a column number. Otherwise the
# line number can match the column number for other messages, leading
# to insanity.
rename dg-bogus saved-dg-bogus
proc dg-bogus { args } {
upvar dg-messages dg-messages
process-message saved-dg-bogus "" $args
}
}
# Modify the regular expression saved by a DejaGnu message directive to
# include a prefix and to force the expression to match a single line.
# MSGPROC is the procedure to call.
# MSGPREFIX is the prefix to prepend.
# DGARGS is the original argument list.
proc process-message { msgproc msgprefix dgargs } {
upvar dg-messages dg-messages
# Process the dg- directive, including adding the regular expression
# to the new message entry in dg-messages.
set msgcnt [llength ${dg-messages}]
catch { eval $msgproc $dgargs }
# If the target expression wasn't satisfied there is no new message.
if { [llength ${dg-messages}] == $msgcnt } {
return;
}
# Get the entry for the new message. Prepend the message prefix to
# the regular expression and make it match a single line.
set newentry [lindex ${dg-messages} end]
set expmsg [lindex $newentry 2]
# Handle column numbers from the specified expression (if there is
# one) and set up the search expression that will be used by DejaGnu.
if [regexp "^(\[0-9\]+):" $expmsg "" column] {
# The expression in the directive included a column number.
# Remove "COLUMN:" from the original expression and move it
# to the proper place in the search expression.
regsub "^\[0-9\]+:" $expmsg "" expmsg
set expmsg "$column: $msgprefix\[^\n\]*$expmsg"
} elseif [string match "" [lindex $newentry 0]] {
# The specified line number is 0; don't expect a column number.
set expmsg "$msgprefix\[^\n\]*$expmsg"
} else {
# There is no column number in the search expression, but we
# should expect one in the message itself.
set expmsg "\[0-9\]+: $msgprefix\[^\n\]*$expmsg"
}
set newentry [lreplace $newentry 2 2 $expmsg]
set dg-messages [lreplace ${dg-messages} end end $newentry]
verbose "process-message:\n${dg-messages}" 2
}
# Look for messages that don't have standard prefixes.
proc dg-message { args } {
upvar dg-messages dg-messages
process-message saved-dg-warning "" $args
}
set additional_prunes ""
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