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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [lib/] [objc.exp] - Rev 414
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# Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005,
# 2007, 2008 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/>.
# 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 objc_start, etc. and other supporting cast members.
# These globals are used by objc_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.
load_lib libgloss.exp
load_lib prune.exp
load_lib gcc-defs.exp
load_lib timeout.exp
load_lib target-libpath.exp
#
# OBJC_UNDER_TEST is the compiler under test.
#
#
# default_objc_version -- extract and print the version number of the compiler
#
proc default_objc_version { } {
global OBJC_UNDER_TEST
objc_init
# Ignore any arguments after the command.
set compiler [lindex $OBJC_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 \[^\n\r\]*" $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 objc_version. We do it this way so we can override it if needed.
#
proc objc_version { } {
default_objc_version
}
#
# objc_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 objc_initialized 0
proc objc_init { args } {
global rootme
global tmpdir
global libdir
global gluefile wrap_flags
global objc_initialized
global OBJC_UNDER_TEST
global TOOL_EXECUTABLE
global objc_libgcc_s_path
global gcc_warning_prefix
global gcc_error_prefix
# 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 { $objc_initialized == 1 } { return; }
if ![info exists OBJC_UNDER_TEST] then {
if [info exists TOOL_EXECUTABLE] {
set OBJC_UNDER_TEST $TOOL_EXECUTABLE
} else {
set OBJC_UNDER_TEST [find_gcc]
}
}
if ![info exists tmpdir] then {
set tmpdir /tmp
}
set gcc_warning_prefix "warning:"
set gcc_error_prefix "error:"
objc_maybe_build_wrapper "${tmpdir}/objc-testglue.o"
set objc_libgcc_s_path [gcc-set-multilib-library-path $OBJC_UNDER_TEST]
}
proc objc_target_compile { source dest type options } {
global rootme
global tmpdir
global gluefile wrap_flags
global srcdir
global OBJC_UNDER_TEST
global TOOL_OPTIONS
global ld_library_path
global objc_libgcc_s_path
global shlib_ext
set shlib_ext [get_shlib_extension]
set ld_library_path ".:${objc_libgcc_s_path}"
# We have to figure out which runtime will be used on darwin because
# we need to add the include path for the gnu runtime if that is in
# use.
# First set the default...
if { [istarget "*-*-darwin*"] } {
set nextruntime 1
} else {
set nextruntime 0
}
verbose "initial next runtime state : $nextruntime" 2
# Next, see if we define the option in dg-options...
foreach opt $options {
if [regexp ".*-fnext-runtime.*" $opt] {
set nextruntime 1
}
if [regexp ".*-fgnu-runtime.*" $opt] {
set nextruntime 0
}
}
verbose "next runtime state after dg opts: $nextruntime" 2
set tgt [target_info name]
if [board_info $tgt exists multilib_flags] {
set lb [board_info $tgt multilib_flags]
verbose "board multilib_flags $lb" 2
foreach opt $lb {
if [regexp ".*-fnext-runtime.*" $opt] {
set nextruntime 1
}
if [regexp ".*-fgnu-runtime.*" $opt] {
set nextruntime 0
}
}
}
verbose "next runtime state after any multilib opts: $nextruntime" 2
lappend options "libs=-lobjc"
verbose "shared lib extension: $shlib_ext" 3
if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
lappend options "libs=${gluefile}"
lappend options "ldflags=$wrap_flags"
}
if [target_info exists objc,stack_size] {
lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
}
if [target_info exists objc,no_trampolines] {
lappend options "additional_flags=-DNO_TRAMPOLINES"
}
if [target_info exists objc,no_label_values] {
lappend options "additional_flags=-DNO_LABEL_VALUES"
}
# TOOL_OPTIONS must come first, so that it doesn't override testcase
# specific options.
if [info exists TOOL_OPTIONS] {
set options [concat "{additional_flags=$TOOL_OPTIONS}" $options]
}
# If we have built libobjc along with the compiler, point the test harness
# at it (and associated headers).
set objcpath "[get_multilibs]"
set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
if { $libobjc_dir == "" } {
# On darwin there is, potentially, a gnu runtime too.
set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
}
# Perhaps we didn't build static libs.
if { $libobjc_dir == "" } {
set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
# On darwin there is, potentially, a gnu runtime too.
if { $libobjc_dir == "" } {
set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
}
}
if { $libobjc_dir != "" } {
# If we are using the gnu runtime, add its includes.
if { $nextruntime == 0 } {
set objc_include_dir "${srcdir}/../../libobjc"
lappend options "additional_flags=-I${objc_include_dir}"
verbose "adding gnu runtime include dir: $objc_include_dir "
}
set libobjc_dir [file dirname ${libobjc_dir}]
# Allow for %s spec substitutions..
set objc_link_flags " -B${libobjc_dir} "
lappend options "additional_flags=${objc_link_flags}"
set objc_link_flags " -L${libobjc_dir} "
lappend options "additional_flags=${objc_link_flags}"
append ld_library_path ":${libobjc_dir}"
}
if { $type == "precompiled_header" } {
# If we generating a precompiled header, we have say this is an
# objective-C header.
set source [concat "-x objective-c-header" $source]
}
lappend options "compiler=$OBJC_UNDER_TEST"
lappend options "timeout=[timeout_value]"
set_ld_library_path_env_vars
return [target_compile $source $dest $type $options]
}
#
# objc_pass -- utility to record a testcase passed.
#
proc objc_pass { testcase cflags } {
if { "$cflags" == "" } {
pass "$testcase"
} else {
pass "$testcase, $cflags"
}
}
#
# objc_fail -- utility to record a testcase failed
#
proc objc_fail { testcase cflags } {
if { "$cflags" == "" } {
fail "$testcase"
} else {
fail "$testcase, $cflags"
}
}
#
# objc_finish -- called at the end of every .exp script that calls objc_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 objc_init did
# (that needs undoing).
#
proc objc_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 objc_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" $output] {
return "memory full"
}
return ""
}
# Prune messages from objc that aren't useful.
proc prune_objc_output { text } {
#send_user "Before:$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 objc 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 objc 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
}
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