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Diffstat (limited to 'gcc/testsuite/lib/objc.exp')
| -rw-r--r-- | gcc/testsuite/lib/objc.exp | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/gcc/testsuite/lib/objc.exp b/gcc/testsuite/lib/objc.exp new file mode 100644 index 000000000..ae0671f9e --- /dev/null +++ b/gcc/testsuite/lib/objc.exp @@ -0,0 +1,374 @@ +# Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005, +# 2007, 2008, 2010 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 + + set options [dg-additional-files-options $options $source] + + 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 +} + |