gcc/testsuite/lib/c-torture.exp - gcc - Git at Google

 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

 # Please email any bugs, comments, and/or additions to this file to:
 # bug-dejagnu@gnu.org.

 # This file was written by Rob Savoye. (rob@cygnus.com)

 # The default option list can be overridden by
 # TORTURE_OPTIONS="{ { list1 } ... { listN } }"

 if ![info exists TORTURE_OPTIONS] {
     # It is theoretically beneficial to group all of the O2 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.
     set TORTURE_OPTIONS [list \
 	{ -O0 } { -O1 } { -O2 } \
 	{ -O2 -fomit-frame-pointer -finline-functions } \
 	{ -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
 	{ -O2 -fomit-frame-pointer -finline-functions -funroll-all-loops } \
 	{ -O2 -g } { -Os } ]
 }


 # Split TORTURE_OPTIONS into two choices: one for testcases with loops and
 # one for testcases without loops.

 set torture_with_loops $TORTURE_OPTIONS
 set torture_without_loops ""
 foreach option $TORTURE_OPTIONS {
     if ![string match "*loop*" $option] {
 	lappend torture_without_loops $option
     }
 }

 #
 # c-torture-compile -- runs the Tege C-torture test
 #
 # SRC is the full pathname of the testcase.
 # OPTION is the specific compiler flag we're testing (eg: -O2).
 #
 proc c-torture-compile { src option } {
     global output
     global srcdir tmpdir
     global host_triplet

     set output "$tmpdir/[file tail [file rootname $src]].o"

     regsub "^$srcdir/?" $src "" testcase
     # If we couldn't rip $srcdir out of `src' then just do the best we can.
     # The point is to reduce the unnecessary noise in the logs.  Don't strip
     # out too much because different testcases with the same name can confuse
     # `test-tool'.
     if [string match "/*" $testcase] {
 	set testcase "[file tail [file dirname $src]]/[file tail $src]"
     }

     verbose "Testing $testcase, $option" 1

     # Run the compiler and analyze the results.
     set options ""
     lappend options "additional_flags=-w $option"

     set comp_output [gcc_target_compile "$src" "$output" object $options];

     # Set a few common compiler messages.
     set fatal_signal "*cc: Internal compiler error: program*got fatal signal"

     if [string match "$fatal_signal 6" $comp_output] then {
 	gcc_fail $testcase "Got Signal 6, $option"
 	remote_file build delete $output
 	return
     }

     if [string match "$fatal_signal 11" $comp_output] then {
 	gcc_fail $testcase "Got Signal 11, $option"
 	remote_file build delete $output
 	return
     }

     # We shouldn't get these because of -w, but just in case.
     if [string match "*cc:*warning:*" $comp_output] then {
 	warning "$testcase: (with warnings) $option"
 	send_log "$comp_output\n"
 	unresolved "$testcase, $option"
 	remote_file build delete $output
 	return
     }

     set comp_output [prune_warnings $comp_output]

     set unsupported_message [gcc_check_unsupported_p $comp_output]
     if { $unsupported_message != "" } {
 	unsupported "$testcase: $unsupported_message"
 	remote_file build delete $output
 	return
     }

     # remove any leftover LF/CR to make sure any output is legit
     regsub -all -- "\[\r\n\]*" $comp_output "" comp_output
     # If any message remains, we fail.
     if ![string match "" $comp_output] then {
 	gcc_fail $testcase $option
 	remote_file build delete $output
 	return
     }

     gcc_pass $testcase $option
     remote_file build delete $output
 }

 #
 # c-torture-execute -- utility to compile and execute a testcase
 #
 # SRC is the full pathname of the testcase.
 #
 # If the testcase has an associated .x file, we source that to run the
 # test instead.  We use .x so that we don't lengthen the existing filename
 # to more than 14 chars.
 #
 proc c-torture-execute { src args } {
     global tmpdir tool srcdir output

     if { [llength $args] > 0 } {
 	set additional_flags [lindex $args 0];
     } else {
 	set additional_flags "";
     }
     # Check for alternate driver.
     if [file exists [file rootname $src].x] {
 	verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 	set done_p 0
 	catch "set done_p \[source [file rootname $src].x\]"
 	if { $done_p } {
 	    return
 	}
     }

     # Look for a loop within the source code - if we don't find one,
     # don't pass -funroll[-all]-loops.
     global torture_with_loops torture_without_loops
     if [expr [search_for $src "for*("]+[search_for $src "while*("]] then {
 	set option_list $torture_with_loops
     } else {
 	set option_list $torture_without_loops
     }

     set executable $tmpdir/[file tail [file rootname $src].x]

     regsub "^$srcdir/?" $src "" testcase
     # If we couldn't rip $srcdir out of `src' then just do the best we can.
     # The point is to reduce the unnecessary noise in the logs.  Don't strip
     # out too much because different testcases with the same name can confuse
     # `test-tool'.
     if [string match "/*" $testcase] {
 	set testcase "[file tail [file dirname $src]]/[file tail $src]"
     }

     set count 0;
     set oldstatus "foo";
     foreach option $option_list {
 	if { $count > 0 } {
 	    set oldexec $execname;
 	}
 	set execname "${executable}${count}";
 	incr count;

 	# torture_{compile,execute}_xfail are set by the .x script
 	# (if present)
 	if [info exists torture_compile_xfail] {
 	    setup_xfail $torture_compile_xfail
 	}
 	remote_file build delete $execname;
 	verbose "Testing $testcase, $option" 1

 	set options ""
 	lappend options "additional_flags=-w $option"
 	if { $additional_flags != "" } {
 	    lappend options "additional_flags=$additional_flags";
 	}
 	set comp_output [gcc_target_compile "$src" "${execname}" executable $options];

 	# Set a few common compiler messages.
 	set fatal_signal "*cc: Internal compiler error: program*got fatal signal"

 	if [string match "$fatal_signal 6" $comp_output] then {
 	    gcc_fail $testcase "Got Signal 6, $option"
 	    remote_file build delete $execname
 	    continue
 	}

 	if [string match "$fatal_signal 11" $comp_output] then {
 	    gcc_fail $testcase "Got Signal 11, $option"
 	    remote_file build delete $execname
 	    continue
 	}

 	# We shouldn't get these because of -w, but just in case.
 	if [string match "*cc:*warning:*" $comp_output] then {
 	    warning "$testcase: (with warnings) $option"
 	    send_log "$comp_output\n"
 	    unresolved "$testcase, $option"
 	    remote_file build delete $execname
 	    continue
 	}

 	set comp_output [prune_warnings $comp_output]

 	set unsupported_message [gcc_check_unsupported_p $comp_output]

 	if { $unsupported_message != "" } {
 	    unsupported "$testcase: $unsupported_message"
 	    continue
 	} elseif ![file exists $execname] {
 	    if ![is3way] {
 		fail "$testcase compilation, $option"
 		untested "$testcase execution, $option"
 		continue
 	    } else {
 		# FIXME: since we can't test for the existance of a remote
 		# file without short of doing an remote file list, we assume
 		# that since we got no output, it must have compiled.
 		pass "$testcase compilation, $option"
 	    }
 	} else {
 	    pass "$testcase compilation, $option"
 	}

 	# See if this source file uses "long long" types, if it does, and
 	# no_long_long is set, skip execution of the test.
 	if [target_info exists no_long_long] then {
 	    if [expr [search_for $src "long long"]] then {
 		untested "$testcase execution, $option"
 		continue
 	    }
 	}

 	if [info exists torture_execute_xfail] {
 	    setup_xfail $torture_execute_xfail
 	}
 	set skip 0;
 	if [info exists oldexec] {
 	    if { [remote_file build cmp $oldexec $execname] == 0 } {
 		set skip 1;
 	    }
 	}
 	if { $skip == 0 } {
 	    set result [gcc_load "$execname" "" ""]
 	    set status [lindex $result 0];
 	    set output [lindex $result 1];
 	}
         if { $oldstatus == "pass" } {
 	    remote_file build delete $oldexec;
         }
 	$status "$testcase execution, $option"
 	set oldstatus $status;
     }
     if [info exists status] {
 	if { $status == "pass" } {
 	    remote_file build delete $execname;
 	}
     }
 }

 #
 # 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
 }

 #
 # c-torture -- the c-torture testcase source file processor
 #
 # This runs compilation only tests (no execute tests).
 # SRC is the full pathname of the testcase, or just a file name in which case
 # we prepend $srcdir/$subdir.
 #
 # If the testcase has an associated .x file, we source that to run the
 # test instead.  We use .x so that we don't lengthen the existing filename
 # to more than 14 chars.
 #
 proc c-torture { args } {
     global srcdir subdir

     set src [lindex $args 0];
     if { [llength $args] > 1 } {
 	set options [lindex $args 1];
     } else {
 	set options ""
     }

     # Prepend $srdir/$subdir if missing.
     if ![string match "*/*" $src] {
 	set src "$srcdir/$subdir/$src"
     }

     # Check for alternate driver.
     if [file exists [file rootname $src].x] {
 	verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 	set done_p 0
 	catch "set done_p \[source [file rootname $src].x\]"
 	if { $done_p } {
 	    return
 	}
     }

     # Look for a loop within the source code - if we don't find one,
     # don't pass -funroll[-all]-loops.
     global torture_with_loops torture_without_loops
     if [expr [search_for $src "for*("]+[search_for $src "while*("]] then {
 	set option_list $torture_with_loops
     } else {
 	set option_list $torture_without_loops
     }

     # loop through all the options
     foreach option $option_list {
 	# torture_compile_xfail is set by the .x script (if present)
 	if [info exists torture_compile_xfail] {
 	    setup_xfail $torture_compile_xfail
 	}

 	c-torture-compile $src "$option $options"
     }
 }
	# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

	# Please email any bugs, comments, and/or additions to this file to:
	# bug-dejagnu@gnu.org.

	# This file was written by Rob Savoye. (rob@cygnus.com)

	# The default option list can be overridden by
	# TORTURE_OPTIONS="{ { list1 } ... { listN } }"

	if ![info exists TORTURE_OPTIONS] {
	# It is theoretically beneficial to group all of the O2 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.
	set TORTURE_OPTIONS [list \
	{ -O0 } { -O1 } { -O2 } \
	{ -O2 -fomit-frame-pointer -finline-functions } \
	{ -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
	{ -O2 -fomit-frame-pointer -finline-functions -funroll-all-loops } \
	{ -O2 -g } { -Os } ]
	}


	# Split TORTURE_OPTIONS into two choices: one for testcases with loops and
	# one for testcases without loops.

	set torture_with_loops $TORTURE_OPTIONS
	set torture_without_loops ""
	foreach option $TORTURE_OPTIONS {
	if ![string match "loop" $option] {
	lappend torture_without_loops $option
	}
	}

	#
	# c-torture-compile -- runs the Tege C-torture test
	#
	# SRC is the full pathname of the testcase.
	# OPTION is the specific compiler flag we're testing (eg: -O2).
	#
	proc c-torture-compile { src option } {
	global output
	global srcdir tmpdir
	global host_triplet

	set output "$tmpdir/[file tail [file rootname $src]].o"

	regsub "^$srcdir/?" $src "" testcase
	# If we couldn't rip $srcdir out of `src' then just do the best we can.
	# The point is to reduce the unnecessary noise in the logs. Don't strip
	# out too much because different testcases with the same name can confuse
	# `test-tool'.
	if [string match "/*" $testcase] {
	set testcase "[file tail [file dirname $src]]/[file tail $src]"
	}

	verbose "Testing $testcase, $option" 1

	# Run the compiler and analyze the results.
	set options ""
	lappend options "additional_flags=-w $option"

	set comp_output [gcc_target_compile "$src" "$output" object $options];

	# Set a few common compiler messages.
	set fatal_signal "cc: Internal compiler error: programgot fatal signal"

	if [string match "$fatal_signal 6" $comp_output] then {
	gcc_fail $testcase "Got Signal 6, $option"
	remote_file build delete $output
	return
	}

	if [string match "$fatal_signal 11" $comp_output] then {
	gcc_fail $testcase "Got Signal 11, $option"
	remote_file build delete $output
	return
	}

	# We shouldn't get these because of -w, but just in case.
	if [string match "cc:warning:*" $comp_output] then {
	warning "$testcase: (with warnings) $option"
	send_log "$comp_output\n"
	unresolved "$testcase, $option"
	remote_file build delete $output
	return
	}

	set comp_output [prune_warnings $comp_output]

	set unsupported_message [gcc_check_unsupported_p $comp_output]
	if { $unsupported_message != "" } {
	unsupported "$testcase: $unsupported_message"
	remote_file build delete $output
	return
	}

	# remove any leftover LF/CR to make sure any output is legit
	regsub -all -- "\[\r\n\]*" $comp_output "" comp_output
	# If any message remains, we fail.
	if ![string match "" $comp_output] then {
	gcc_fail $testcase $option
	remote_file build delete $output
	return
	}

	gcc_pass $testcase $option
	remote_file build delete $output
	}

	#
	# c-torture-execute -- utility to compile and execute a testcase
	#
	# SRC is the full pathname of the testcase.
	#
	# If the testcase has an associated .x file, we source that to run the
	# test instead. We use .x so that we don't lengthen the existing filename
	# to more than 14 chars.
	#
	proc c-torture-execute { src args } {
	global tmpdir tool srcdir output

	if { [llength $args] > 0 } {
	set additional_flags [lindex $args 0];
	} else {
	set additional_flags "";
	}
	# Check for alternate driver.
	if [file exists [file rootname $src].x] {
	verbose "Using alternate driver [file rootname [file tail $src]].x" 2
	set done_p 0
	catch "set done_p \[source [file rootname $src].x\]"
	if { $done_p } {
	return
	}
	}

	# Look for a loop within the source code - if we don't find one,
	# don't pass -funroll[-all]-loops.
	global torture_with_loops torture_without_loops
	if [expr [search_for $src "for("]+[search_for $src "while("]] then {
	set option_list $torture_with_loops
	} else {
	set option_list $torture_without_loops
	}

	set executable $tmpdir/[file tail [file rootname $src].x]

	regsub "^$srcdir/?" $src "" testcase
	# If we couldn't rip $srcdir out of `src' then just do the best we can.
	# The point is to reduce the unnecessary noise in the logs. Don't strip
	# out too much because different testcases with the same name can confuse
	# `test-tool'.
	if [string match "/*" $testcase] {
	set testcase "[file tail [file dirname $src]]/[file tail $src]"
	}

	set count 0;
	set oldstatus "foo";
	foreach option $option_list {
	if { $count > 0 } {
	set oldexec $execname;
	}
	set execname "${executable}${count}";
	incr count;

	# torture_{compile,execute}_xfail are set by the .x script
	# (if present)
	if [info exists torture_compile_xfail] {
	setup_xfail $torture_compile_xfail
	}
	remote_file build delete $execname;
	verbose "Testing $testcase, $option" 1

	set options ""
	lappend options "additional_flags=-w $option"
	if { $additional_flags != "" } {
	lappend options "additional_flags=$additional_flags";
	}
	set comp_output [gcc_target_compile "$src" "${execname}" executable $options];

	# Set a few common compiler messages.
	set fatal_signal "cc: Internal compiler error: programgot fatal signal"

	if [string match "$fatal_signal 6" $comp_output] then {
	gcc_fail $testcase "Got Signal 6, $option"
	remote_file build delete $execname
	continue
	}

	if [string match "$fatal_signal 11" $comp_output] then {
	gcc_fail $testcase "Got Signal 11, $option"
	remote_file build delete $execname
	continue
	}

	# We shouldn't get these because of -w, but just in case.
	if [string match "cc:warning:*" $comp_output] then {
	warning "$testcase: (with warnings) $option"
	send_log "$comp_output\n"
	unresolved "$testcase, $option"
	remote_file build delete $execname
	continue
	}

	set comp_output [prune_warnings $comp_output]

	set unsupported_message [gcc_check_unsupported_p $comp_output]

	if { $unsupported_message != "" } {
	unsupported "$testcase: $unsupported_message"
	continue
	} elseif ![file exists $execname] {
	if ![is3way] {
	fail "$testcase compilation, $option"
	untested "$testcase execution, $option"
	continue
	} else {
	# FIXME: since we can't test for the existance of a remote
	# file without short of doing an remote file list, we assume
	# that since we got no output, it must have compiled.
	pass "$testcase compilation, $option"
	}
	} else {
	pass "$testcase compilation, $option"
	}

	# See if this source file uses "long long" types, if it does, and
	# no_long_long is set, skip execution of the test.
	if [target_info exists no_long_long] then {
	if [expr [search_for $src "long long"]] then {
	untested "$testcase execution, $option"
	continue
	}
	}

	if [info exists torture_execute_xfail] {
	setup_xfail $torture_execute_xfail
	}
	set skip 0;
	if [info exists oldexec] {
	if { [remote_file build cmp $oldexec $execname] == 0 } {
	set skip 1;
	}
	}
	if { $skip == 0 } {
	set result [gcc_load "$execname" "" ""]
	set status [lindex $result 0];
	set output [lindex $result 1];
	}
	if { $oldstatus == "pass" } {
	remote_file build delete $oldexec;
	}
	$status "$testcase execution, $option"
	set oldstatus $status;
	}
	if [info exists status] {
	if { $status == "pass" } {
	remote_file build delete $execname;
	}
	}
	}

	#
	# 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
	}

	#
	# c-torture -- the c-torture testcase source file processor
	#
	# This runs compilation only tests (no execute tests).
	# SRC is the full pathname of the testcase, or just a file name in which case
	# we prepend $srcdir/$subdir.
	#
	# If the testcase has an associated .x file, we source that to run the
	# test instead. We use .x so that we don't lengthen the existing filename
	# to more than 14 chars.
	#
	proc c-torture { args } {
	global srcdir subdir

	set src [lindex $args 0];
	if { [llength $args] > 1 } {
	set options [lindex $args 1];
	} else {
	set options ""
	}

	# Prepend $srdir/$subdir if missing.
	if ![string match "/" $src] {
	set src "$srcdir/$subdir/$src"
	}

	# Check for alternate driver.
	if [file exists [file rootname $src].x] {
	verbose "Using alternate driver [file rootname [file tail $src]].x" 2
	set done_p 0
	catch "set done_p \[source [file rootname $src].x\]"
	if { $done_p } {
	return
	}
	}

	# Look for a loop within the source code - if we don't find one,
	# don't pass -funroll[-all]-loops.
	global torture_with_loops torture_without_loops
	if [expr [search_for $src "for("]+[search_for $src "while("]] then {
	set option_list $torture_with_loops
	} else {
	set option_list $torture_without_loops
	}

	# loop through all the options
	foreach option $option_list {
	# torture_compile_xfail is set by the .x script (if present)
	if [info exists torture_compile_xfail] {
	setup_xfail $torture_compile_xfail
	}

	c-torture-compile $src "$option $options"
	}
	}