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

From-SVN: r15839

gcc/testsuite/ChangeLog

+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.

gcc/testsuite/lib/g77.exp

+# 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
+}
+