bd52d17906
too large to list, but see: http://gcc.gnu.org/gcc-3.4/changes.html http://gcc.gnu.org/gcc-4.0/changes.html http://gcc.gnu.org/gcc-4.1/changes.html for the details.
315 lines
9.1 KiB
Plaintext
315 lines
9.1 KiB
Plaintext
# Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005
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# Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# This file was written by Rob Savoye (rob@cygnus.com)
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# Currently maintained by Doug Evans (dje@cygnus.com)
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# This file is loaded by the tool init file (eg: unix.exp). It provides
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# default definitions for objc_start, etc. and other supporting cast members.
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# These globals are used by objc_start if no compiler arguments are provided.
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# They are also used by the various testsuites to define the environment:
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# where to find stdio.h, libc.a, etc.
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load_lib libgloss.exp
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load_lib prune.exp
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load_lib gcc-defs.exp
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load_lib target-libpath.exp
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#
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# OBJC_UNDER_TEST is the compiler under test.
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#
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#
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# default_objc_version -- extract and print the version number of the compiler
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#
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proc default_objc_version { } {
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global OBJC_UNDER_TEST
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objc_init
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# ignore any arguments after the command
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set compiler [lindex $OBJC_UNDER_TEST 0]
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if ![is_remote host] {
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set compiler_name [which $compiler]
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} else {
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set compiler_name $compiler
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}
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# verify that the compiler exists
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if { $compiler_name != 0 } then {
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set tmp [remote_exec host "$compiler -v"]
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set status [lindex $tmp 0]
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set output [lindex $tmp 1]
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regexp " version \[^\n\r\]*" $output version
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if { $status == 0 && [info exists version] } then {
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clone_output "$compiler_name $version\n"
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} else {
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clone_output "Couldn't determine version of $compiler_name: $output\n"
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}
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} else {
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# compiler does not exist (this should have already been detected)
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warning "$compiler does not exist"
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}
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}
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#
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# Call objc_version. We do it this way so we can override it if needed.
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#
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proc objc_version { } {
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default_objc_version
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}
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#
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# objc_init -- called at the start of each .exp script.
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#
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# There currently isn't much to do, but always using it allows us to
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# make some enhancements without having to go back and rewrite the scripts.
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#
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set objc_initialized 0
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proc objc_init { args } {
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global rootme
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global tmpdir
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global libdir
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global gluefile wrap_flags
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global objc_initialized
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global OBJC_UNDER_TEST
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global TOOL_EXECUTABLE
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global objc_libgcc_s_path
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# We set LC_ALL and LANG to C so that we get the same error messages as expected.
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setenv LC_ALL C
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setenv LANG C
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if { $objc_initialized == 1 } { return; }
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if ![info exists OBJC_UNDER_TEST] then {
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if [info exists TOOL_EXECUTABLE] {
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set OBJC_UNDER_TEST $TOOL_EXECUTABLE
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} else {
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set OBJC_UNDER_TEST [find_gcc]
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}
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}
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if ![info exists tmpdir] then {
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set tmpdir /tmp
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}
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objc_maybe_build_wrapper "${tmpdir}/objc-testglue.o"
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append objc_libgcc_s_path [gcc-set-multilib-library-path $OBJC_UNDER_TEST]
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}
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proc objc_target_compile { source dest type options } {
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global rootme
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global tmpdir
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global gluefile wrap_flags
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global srcdir
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global OBJC_UNDER_TEST
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global TOOL_OPTIONS
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global ld_library_path
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global objc_libgcc_s_path
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global shlib_ext
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set ld_library_path ".:${objc_libgcc_s_path}"
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lappend options "libs=-lobjc"
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set shlib_ext [get_shlib_extension]
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verbose "shared lib extension: $shlib_ext"
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if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
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lappend options "libs=${gluefile}"
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lappend options "ldflags=$wrap_flags"
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}
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if [target_info exists objc,stack_size] {
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lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
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}
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if [target_info exists objc,no_trampolines] {
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lappend options "additional_flags=-DNO_TRAMPOLINES"
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}
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if [target_info exists objc,no_label_values] {
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lappend options "additional_flags=-DNO_LABEL_VALUES"
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}
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# TOOL_OPTIONS must come first, so that it doesn't override testcase
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# specific options.
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if [info exists TOOL_OPTIONS] {
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set options [concat "{additional_flags=$TOOL_OPTIONS}" $options]
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}
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# If we have built libobjc along with the compiler (which usually
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# _is not_ the case on Mac OS X systems), point the test harness
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# at it (and associated headers).
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set objcpath "[get_multilibs]"
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set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
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if { $libobjc_dir == ""} {
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verbose "see if we have -fgnu-runtime in options"
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if [regexp ".*-fgnu-runtime.*" "${options}"] {
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set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
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}
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}
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# Now check if we have a shared only build.
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if { $libobjc_dir == ""} {
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set libobjc_dir \
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[lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
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}
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if { $libobjc_dir == ""} {
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verbose "see if we have -fgnu-runtime in options"
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if [regexp ".*-fgnu-runtime.*" "${options}"] {
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set libobjc_dir \
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[lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
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}
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}
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if { $libobjc_dir != "" } {
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set objc_include_dir "${srcdir}/../../libobjc"
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lappend options "additional_flags=-I${objc_include_dir}"
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set libobjc_dir [file dirname ${libobjc_dir}]
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set objc_link_flags "-L${libobjc_dir}"
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lappend options "additional_flags=${objc_link_flags}"
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append ld_library_path ":${libobjc_dir}"
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}
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lappend options "compiler=$OBJC_UNDER_TEST"
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set_ld_library_path_env_vars
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return [target_compile $source $dest $type $options]
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}
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#
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# objc_pass -- utility to record a testcase passed
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#
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proc objc_pass { testcase cflags } {
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if { "$cflags" == "" } {
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pass "$testcase"
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} else {
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pass "$testcase, $cflags"
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}
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}
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#
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# objc_fail -- utility to record a testcase failed
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#
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proc objc_fail { testcase cflags } {
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if { "$cflags" == "" } {
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fail "$testcase"
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} else {
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fail "$testcase, $cflags"
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}
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}
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#
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# objc_finish -- called at the end of every .exp script that calls objc_init
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#
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# The purpose of this proc is to hide all quirks of the testing environment
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# from the testsuites. It also exists to undo anything that objc_init did
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# (that needs undoing).
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#
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proc objc_finish { } {
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# The testing harness apparently requires this.
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global errorInfo
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if [info exists errorInfo] then {
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unset errorInfo
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}
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# Might as well reset these (keeps our caller from wondering whether
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# s/he has to or not).
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global prms_id bug_id
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set prms_id 0
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set bug_id 0
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}
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proc objc_exit { } {
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global gluefile
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if [info exists gluefile] {
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file_on_build delete $gluefile
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unset gluefile
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}
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}
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# If this is an older version of dejagnu (without runtest_file_p),
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# provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
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# This can be deleted after next dejagnu release.
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if { [info procs runtest_file_p] == "" } then {
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proc runtest_file_p { runtests testcase } {
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if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
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if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
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return 1
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} else {
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return 0
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}
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}
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return 1
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}
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}
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# Provide a definition of this if missing (delete after next dejagnu release).
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if { [info procs prune_warnings] == "" } then {
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proc prune_warnings { text } {
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return $text
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}
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}
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# Utility used by mike-gcc.exp and c-torture.exp.
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# Check the compiler(/assembler/linker) output for text indicating that
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# the testcase should be marked as "unsupported".
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#
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# When dealing with a large number of tests, it's difficult to weed out the
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# ones that are too big for a particular cpu (eg: 16 bit with a small amount
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# of memory). There are various ways to deal with this. Here's one.
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# Fortunately, all of the cases where this is likely to happen will be using
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# gld so we can tell what the error text will look like.
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proc ${tool}_check_unsupported_p { output } {
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if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
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return "memory full"
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}
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return ""
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}
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# Prune messages from objc that aren't useful.
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proc prune_objc_output { text } {
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#send_user "Before:$text\n"
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regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
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regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
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# It would be nice to avoid passing anything to objc that would cause it to
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# issue these messages (since ignoring them seems like a hack on our part),
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# but that's too difficult in the general case. For example, sometimes
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# you need to use -B to point objc at crt0.o, but there are some targets
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# that don't have crt0.o.
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regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
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regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
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#send_user "After:$text\n"
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return $text
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}
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