* lib/g77.exp, lib/f-torture.exp: New files.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@15839 138bc75d-0d04-0410-961f-82ee72b054a4

3 files changed, 589 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b0759496df4..e2003c03429 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+Mon Oct  6 12:03:10 1997  Jeffrey A Law  (law@cygnus.com)
+
+	* lib/g77.exp, lib/f-torture.exp: New files.
+
 Mon Sep 15 00:36:53 1997  Jeffrey A Law  (law@cygnus.com)
 
 	* lib/g++.exp (g++_init): Look for xgcc in $basedir too.
diff --git a/gcc/testsuite/lib/f-torture.exp b/gcc/testsuite/lib/f-torture.exp
new file mode 100644
index 00000000000..3493b03840a
--- /dev/null
+++ b/gcc/testsuite/lib/f-torture.exp
@@ -0,0 +1,320 @@
+# 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.prep.ai.mit.edu
+
+# 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] {
+    # FIXME: We should test -g at least once.
+    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 }]
+}
+
+
+# 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 $option
+    }
+}
+
+#
+# f-torture-compile -- runs the Tege C-torture test
+#
+# SRC is the full pathname of the testcase.
+# OPTION is the specific compiler flag we're testing (eg: -O2).
+#
+proc f-torture-compile { src option } {
+    global output
+    global srcdir tmpdir
+    global host_triplet
+
+    set output "$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 $option"
+
+    set comp_output [g77_target_compile "$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 {
+	g77_fail $testcase "Got Signal 6, $option"
+	remote_file build delete $output
+	return
+    }
+
+    if [string match "$fatal_signal 11" $comp_output] then {
+	g77_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 [g77_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 {
+	g77_fail $testcase $option
+	remote_file build delete $output
+	return
+    }
+
+    g77_pass $testcase $option
+    remote_file build delete $output
+}
+
+#
+# f-torture-execute -- utility to compile and execute a testcase
+#
+# SRC is the full pathname of the testcase.
+#
+# If the testcase has an associated .cexp file, we source that to run the
+# test instead.  We use .cexp instead of .exp so that the testcase is still
+# controlled by the main .exp driver (this is useful when one wants to only
+# run the compile.exp tests for example - one need only pass compile.exp to
+# dejagnu, and not compile.exp, foo1.exp, foo2.exp, etc.).
+#
+proc f-torture-execute { src } {
+    global tmpdir tool srcdir output 
+
+    # Check for alternate driver.
+    if [file exists [file rootname $src].cexp] {
+	verbose "Using alternate driver [file rootname [file tail $src]].cexp" 2
+	set done_p 0
+	catch "set done_p \[source [file rootname $src].cexp\]"
+	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 "do*("]+[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]"
+    }
+
+    foreach option $option_list {
+	# torture_{compile,execute}_xfail are set by the .cexp script
+	# (if present)
+	if [info exists torture_compile_xfail] {
+	    setup_xfail $torture_compile_xfail
+	}
+	remote_file build delete $executable
+	verbose "Testing $testcase, $option" 1
+
+	set options ""
+	lappend options "additional_flags=-w $option"
+	set comp_output [g77_target_compile "$src" "$executable" 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 {
+	    g77_fail $testcase "Got Signal 6, $option"
+	    remote_file build delete $executable
+	    continue
+	}
+	
+	if [string match "$fatal_signal 11" $comp_output] then {
+	    g77_fail $testcase "Got Signal 11, $option"
+	    remote_file build delete $executable
+	    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 $executable
+	    continue
+	}
+	
+	set comp_output [prune_warnings $comp_output]
+	
+	set unsupported_message [g77_check_unsupported_p $comp_output]
+
+	if { $unsupported_message != "" } {
+	    unsupported "$testcase: $unsupported_message"
+	    continue
+	} elseif ![file exists $executable] {
+	    if ![is3way] {
+		fail "$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 $torture_execute_xfail
+	}
+	
+	set result [g77_load "$executable" "" ""]
+	set status [lindex $result 0];
+	set output [lindex $result 1];
+        if { $status == "pass" } {
+	    remote_file build delete $executable
+        }
+	$status "$testcase execution, $option"
+    }
+}
+
+#
+# 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 } {
+	set lower [string tolower $cur_line]
+	if [string match "*$pattern*" $lower] then {
+	    close $fd
+	    return 1
+	}
+    }
+    close $fd
+    return 0
+}
+
+#
+# f-torture -- the f-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 .cexp file, we source that to run the
+# test instead.  We use .cexp instead of .exp so that the testcase is still
+# controlled by the main .exp driver (this is useful when one wants to only
+# run the compile.exp tests for example - one need only pass compile.exp to
+# dejagnu, and not compile.exp, foo1.exp, foo2.exp, etc.).
+#
+proc f-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].cexp] {
+	verbose "Using alternate driver [file rootname [file tail $src]].cexp" 2
+	set done_p 0
+	catch "set done_p \[source [file rootname $src].cexp\]"
+	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 "do*("]+[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 .cexp script (if present)
+	if [info exists torture_compile_xfail] {
+	    setup_xfail $torture_compile_xfail
+	}
+
+	f-torture-compile $src "$option $options"
+    }
+}
diff --git a/gcc/testsuite/lib/g77.exp b/gcc/testsuite/lib/g77.exp
new file mode 100644
index 00000000000..ddb3cf216ae
--- /dev/null
+++ b/gcc/testsuite/lib/g77.exp
@@ -0,0 +1,265 @@
+# Copyright (C) 1992, 1993, 1994, 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-g77@prep.ai.mit.edu
+
+# This file was written by Rob Savoye (rob@cygnus.com)
+# Currently maintained by Doug Evans (dje@cygnus.com)
+
+# This file is loaded by the tool init file (eg: unix.exp).  It provides
+# default definitions for g77_start, etc. and other supporting cast members.
+
+# These globals are used by g77_start if no compiler arguments are provided.
+# They are also used by the various testsuites to define the environment:
+# where to find stdio.h, libc.a, etc.
+
+#
+# G77_UNDER_TEST is the compiler under test.
+#
+
+#
+# default_g77_version -- extract and print the version number of the compiler
+#
+
+proc default_g77_version { } {
+    global G77_UNDER_TEST
+
+    g77_init;
+
+    # ignore any arguments after the command
+    set compiler [lindex $G77_UNDER_TEST 0]
+
+    if ![is_remote host] {
+	set compiler_name [which $compiler];
+    } else {
+	set compiler_name $compiler;
+    }
+
+    # verify that the compiler exists
+    if { $compiler_name != 0 } then {
+	set tmp [remote_exec host "$compiler -v"]
+	set status [lindex $tmp 0];
+	set output [lindex $tmp 1];
+	regexp "version.*$" $output version
+	if { $status == 0 && [info exists version] } then {
+	    clone_output "$compiler_name $version\n"
+	} else {
+	    clone_output "Couldn't determine version of $compiler_name: $output\n"
+	}
+    } else {
+	# compiler does not exist (this should have already been detected)
+	warning "$compiler does not exist"
+    }
+}
+
+#
+# Call g77_version. We do it this way so we can override it if needed.
+#
+proc g77_version { } {
+    default_g77_version;
+}
+
+#
+# g77_init -- called at the start of each .exp script.
+#
+# There currently isn't much to do, but always using it allows us to
+# make some enhancements without having to go back and rewrite the scripts.
+#
+
+set g77_initialized 0
+
+proc g77_init { args } {
+    global tmpdir
+    global libdir
+    global gluefile wrap_flags
+    global g77_initialized
+    global G77_UNDER_TEST
+    global TOOL_EXECUTABLE
+
+    if { $g77_initialized == 1 } { return; }
+
+    if ![info exists G77_UNDER_TEST] then {
+	if [info exists TOOL_EXECUTABLE] {
+	    set G77_UNDER_TEST $TOOL_EXECUTABLE;
+	} else {
+	    set G77_UNDER_TEST [find_g77]
+	}
+    }
+
+    if ![info exists tmpdir] then {
+	set tmpdir /tmp
+    }
+    if { [target_info needs_status_wrapper]!="" && ![info exists gluefile] } {
+	set gluefile ${tmpdir}/testglue.o;
+	set result [build_wrapper $gluefile];
+	if { $result != "" } {
+	    set gluefile [lindex $result 0];
+	    set wrap_flags [lindex $result 1];
+	} else {
+	    unset gluefile
+	}
+    }
+}
+
+proc g77_target_compile { source dest type options } {
+    global tmpdir;
+    global gluefile wrap_flags;
+    global G77_UNDER_TEST
+    global TOOL_OPTIONS
+
+    if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
+	lappend options "libs=${gluefile}"
+	lappend options "ldflags=$wrap_flags"
+    }
+
+    if [target_info exists g77,stack_size] {
+	lappend options "additional_flags=-DSTACK_SIZE=[target_info g77,stack_size]"
+    }
+    if [target_info exists g77,no_trampolines] {
+	lappend options "additional_flags=-DNO_TRAMPOLINES"
+    }
+    if [target_info exists g77,no_label_values] {
+	lappend options "additional_flags=-DNO_LABEL_VALUES"
+    }
+    if [info exists TOOL_OPTIONS] {
+	lappend options "additional_flags=$TOOL_OPTIONS"
+    }
+    if [target_info exists g77,no_varargs] {
+	lappend options "additional_flags=-DNO_VARARGS"
+    }
+    lappend options "compiler=$G77_UNDER_TEST"
+    return [target_compile $source $dest $type $options]
+}
+
+#
+# g77_pass -- utility to record a testcase passed
+#
+
+proc g77_pass { testcase cflags } {
+    if { "$cflags" == "" } {
+	pass "$testcase"
+    } else {
+	pass "$testcase, $cflags"
+    }
+}
+
+#
+# g77_fail -- utility to record a testcase failed
+#
+
+proc g77_fail { testcase cflags } {
+    if { "$cflags" == "" } {
+	fail "$testcase"
+    } else {
+	fail "$testcase, $cflags"
+    }
+}
+
+#
+# g77_finish -- called at the end of every .exp script that calls g77_init
+#
+# The purpose of this proc is to hide all quirks of the testing environment
+# from the testsuites.  It also exists to undo anything that g77_init did
+# (that needs undoing).
+#
+
+proc g77_finish { } {
+    # The testing harness apparently requires this.
+    global errorInfo;
+
+    if [info exists errorInfo] then {
+	unset errorInfo
+    }
+
+    # Might as well reset these (keeps our caller from wondering whether
+    # s/he has to or not).
+    global prms_id bug_id
+    set prms_id 0
+    set bug_id 0
+}
+
+proc g77_exit { } {
+    global gluefile;
+
+    if [info exists gluefile] {
+	file_on_build delete $gluefile;
+	unset gluefile;
+    }
+}
+    
+# If this is an older version of dejagnu (without runtest_file_p),
+# provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
+# This can be deleted after next dejagnu release.
+
+if { [info procs runtest_file_p] == "" } then {
+    proc runtest_file_p { runtests testcase } {
+	if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
+	    if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
+		return 1
+	    } else {
+		return 0
+	    }
+	}
+	return 1
+    }
+}
+
+# Provide a definition of this if missing (delete after next dejagnu release).
+
+if { [info procs prune_warnings] == "" } then {
+    proc prune_warnings { text } {
+	return $text
+    }
+}
+
+# Utility used by mike-gcc.exp and c-torture.exp.
+# Check the compiler(/assembler/linker) output for text indicating that
+# the testcase should be marked as "unsupported".
+#
+# When dealing with a large number of tests, it's difficult to weed out the
+# ones that are too big for a particular cpu (eg: 16 bit with a small amount
+# of memory).  There are various ways to deal with this.  Here's one.
+# Fortunately, all of the cases where this is likely to happen will be using
+# gld so we can tell what the error text will look like.
+
+proc ${tool}_check_unsupported_p { output } {
+    if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
+	return "memory full"
+    }
+    return ""
+}
+
+# Prune messages from g77 that aren't useful.
+
+proc prune_g77_output { text } {
+    #send_user "Before:$text\n"
+    regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
+
+    # It would be nice to avoid passing anything to g77 that would cause it to
+    # issue these messages (since ignoring them seems like a hack on our part),
+    # but that's too difficult in the general case.  For example, sometimes
+    # you need to use -B to point g77 at crt0.o, but there are some targets
+    # that don't have crt0.o.
+    regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
+    regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
+
+    #send_user "After:$text\n"
+
+    return $text
+}
+