| 1 | 306 | jeremybenn | # Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001, 2002, 2004, 2005,
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         | 2 |  |  | # 2007, 2008 Free Software Foundation, Inc.
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         | 3 |  |  |  
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         | 4 |  |  | # This program is free software; you can redistribute it and/or modify
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         | 5 |  |  | # it under the terms of the GNU General Public License as published by
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         | 6 |  |  | # the Free Software Foundation; either version 3 of the License, or
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         | 7 |  |  | # (at your option) any later version.
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         | 8 |  |  | #
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         | 9 |  |  | # This program is distributed in the hope that it will be useful,
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         | 10 |  |  | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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         | 11 |  |  | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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         | 12 |  |  | # GNU General Public License for more details.
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         | 13 |  |  | #
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         | 14 |  |  | # You should have received a copy of the GNU General Public License
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         | 15 |  |  | # along with GCC; see the file COPYING3.  If not see
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         | 16 |  |  | # .
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         | 17 |  |  |  
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         | 18 |  |  | # This file was written by Rob Savoye (rob@cygnus.com)
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         | 19 |  |  | # Currently maintained by Doug Evans (dje@cygnus.com)
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         | 20 |  |  |  
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         | 21 |  |  | # This file is loaded by the tool init file (eg: unix.exp).  It provides
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         | 22 |  |  | # default definitions for objc_start, etc. and other supporting cast members.
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         | 23 |  |  |  
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         | 24 |  |  | # These globals are used by objc_start if no compiler arguments are provided.
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         | 25 |  |  | # They are also used by the various testsuites to define the environment:
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         | 26 |  |  | # where to find stdio.h, libc.a, etc.
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         | 27 |  |  |  
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         | 28 |  |  | load_lib libgloss.exp
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         | 29 |  |  | load_lib prune.exp
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         | 30 |  |  | load_lib gcc-defs.exp
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         | 31 |  |  | load_lib timeout.exp
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         | 32 |  |  | load_lib target-libpath.exp
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         | 33 |  |  |  
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         | 34 |  |  | #
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         | 35 |  |  | # OBJC_UNDER_TEST is the compiler under test.
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         | 36 |  |  | #
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         | 37 |  |  |  
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         | 38 |  |  | #
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         | 39 |  |  | # default_objc_version -- extract and print the version number of the compiler
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         | 40 |  |  | #
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         | 41 |  |  |  
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         | 42 |  |  | proc default_objc_version { } {
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         | 43 |  |  |     global OBJC_UNDER_TEST
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         | 44 |  |  |  
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         | 45 |  |  |     objc_init
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         | 46 |  |  |  
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         | 47 |  |  |     # Ignore any arguments after the command.
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         | 48 |  |  |     set compiler [lindex $OBJC_UNDER_TEST 0]
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         | 49 |  |  |  
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         | 50 |  |  |     if ![is_remote host] {
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         | 51 |  |  |         set compiler_name [which $compiler]
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         | 52 |  |  |     } else {
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         | 53 |  |  |         set compiler_name $compiler
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         | 54 |  |  |     }
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         | 55 |  |  |  
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         | 56 |  |  |     # Verify that the compiler exists.
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         | 57 |  |  |     if { $compiler_name != 0 } then {
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         | 58 |  |  |         set tmp [remote_exec host "$compiler -v"]
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         | 59 |  |  |         set status [lindex $tmp 0]
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         | 60 |  |  |         set output [lindex $tmp 1]
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         | 61 |  |  |         regexp " version \[^\n\r\]*" $output version
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         | 62 |  |  |         if { $status == 0 && [info exists version] } then {
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         | 63 |  |  |             clone_output "$compiler_name $version\n"
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         | 64 |  |  |         } else {
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         | 65 |  |  |             clone_output "Couldn't determine version of $compiler_name: $output\n"
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         | 66 |  |  |         }
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         | 67 |  |  |     } else {
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         | 68 |  |  |         # Compiler does not exist (this should have already been detected).
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         | 69 |  |  |         warning "$compiler does not exist"
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         | 70 |  |  |     }
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         | 71 |  |  | }
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         | 72 |  |  |  
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         | 73 |  |  | #
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         | 74 |  |  | # Call objc_version. We do it this way so we can override it if needed.
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         | 75 |  |  | #
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         | 76 |  |  | proc objc_version { } {
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         | 77 |  |  |     default_objc_version
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         | 78 |  |  | }
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         | 79 |  |  |  
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         | 80 |  |  | #
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         | 81 |  |  | # objc_init -- called at the start of each .exp script.
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         | 82 |  |  | #
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         | 83 |  |  | # There currently isn't much to do, but always using it allows us to
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         | 84 |  |  | # make some enhancements without having to go back and rewrite the scripts.
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         | 85 |  |  | #
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         | 86 |  |  |  
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         | 87 |  |  | set objc_initialized 0
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         | 88 |  |  |  
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         | 89 |  |  | proc objc_init { args } {
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         | 90 |  |  |     global rootme
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         | 91 |  |  |     global tmpdir
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         | 92 |  |  |     global libdir
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         | 93 |  |  |     global gluefile wrap_flags
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         | 94 |  |  |     global objc_initialized
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         | 95 |  |  |     global OBJC_UNDER_TEST
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         | 96 |  |  |     global TOOL_EXECUTABLE
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         | 97 |  |  |     global objc_libgcc_s_path
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         | 98 |  |  |     global gcc_warning_prefix
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         | 99 |  |  |     global gcc_error_prefix
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         | 100 |  |  |  
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         | 101 |  |  |     # We set LC_ALL and LANG to C so that we get the same error messages as
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         | 102 |  |  |     # expected.
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         | 103 |  |  |     setenv LC_ALL C
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         | 104 |  |  |     setenv LANG C
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         | 105 |  |  |  
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         | 106 |  |  |     # Many hosts now default to a non-ASCII C locale, however, so
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         | 107 |  |  |     # they can set a charset encoding here if they need.
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         | 108 |  |  |     if { [ishost "*-*-cygwin*"] } {
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         | 109 |  |  |       setenv LC_ALL C.ASCII
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         | 110 |  |  |       setenv LANG C.ASCII
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         | 111 |  |  |     }
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         | 112 |  |  |  
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         | 113 |  |  |     if { $objc_initialized == 1 } { return; }
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         | 114 |  |  |  
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         | 115 |  |  |     if ![info exists OBJC_UNDER_TEST] then {
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         | 116 |  |  |         if [info exists TOOL_EXECUTABLE] {
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         | 117 |  |  |             set OBJC_UNDER_TEST $TOOL_EXECUTABLE
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         | 118 |  |  |         } else {
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         | 119 |  |  |             set OBJC_UNDER_TEST [find_gcc]
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         | 120 |  |  |         }
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         | 121 |  |  |     }
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         | 122 |  |  |  
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         | 123 |  |  |     if ![info exists tmpdir] then {
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         | 124 |  |  |         set tmpdir /tmp
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         | 125 |  |  |     }
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         | 126 |  |  |  
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         | 127 |  |  |     set gcc_warning_prefix "warning:"
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         | 128 |  |  |     set gcc_error_prefix "error:"
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         | 129 |  |  |  
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         | 130 |  |  |     objc_maybe_build_wrapper "${tmpdir}/objc-testglue.o"
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         | 131 |  |  |  
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         | 132 |  |  |     set objc_libgcc_s_path [gcc-set-multilib-library-path $OBJC_UNDER_TEST]
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         | 133 |  |  | }
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         | 134 |  |  |  
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         | 135 |  |  | proc objc_target_compile { source dest type options } {
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         | 136 |  |  |     global rootme
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         | 137 |  |  |     global tmpdir
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         | 138 |  |  |     global gluefile wrap_flags
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         | 139 |  |  |     global srcdir
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         | 140 |  |  |     global OBJC_UNDER_TEST
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         | 141 |  |  |     global TOOL_OPTIONS
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         | 142 |  |  |     global ld_library_path
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         | 143 |  |  |     global objc_libgcc_s_path
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         | 144 |  |  |     global shlib_ext
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         | 145 |  |  |  
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         | 146 |  |  |     set shlib_ext [get_shlib_extension]
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         | 147 |  |  |     set ld_library_path ".:${objc_libgcc_s_path}"
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         | 148 |  |  |  
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         | 149 |  |  |     # We have to figure out which runtime will be used on darwin because
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         | 150 |  |  |     # we need to add the include path for the gnu runtime if that is in
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         | 151 |  |  |     # use.
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         | 152 |  |  |     # First set the default...
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         | 153 |  |  |     if { [istarget "*-*-darwin*"] } {
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         | 154 |  |  |         set nextruntime 1
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         | 155 |  |  |     } else {
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         | 156 |  |  |         set nextruntime 0
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         | 157 |  |  |     }
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         | 158 |  |  |     verbose "initial next runtime state : $nextruntime" 2
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         | 159 |  |  |     # Next, see if we define the option in dg-options...
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         | 160 |  |  |     foreach opt $options {
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         | 161 |  |  |         if [regexp ".*-fnext-runtime.*" $opt] {
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         | 162 |  |  |             set nextruntime 1
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         | 163 |  |  |         }
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         | 164 |  |  |         if [regexp ".*-fgnu-runtime.*" $opt] {
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         | 165 |  |  |             set nextruntime 0
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         | 166 |  |  |         }
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         | 167 |  |  |     }
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         | 168 |  |  |     verbose "next runtime state after dg opts: $nextruntime"  2
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         | 169 |  |  |  
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         | 170 |  |  |     set tgt [target_info name]
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         | 171 |  |  |     if [board_info $tgt exists multilib_flags] {
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         | 172 |  |  |         set lb [board_info $tgt multilib_flags]
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         | 173 |  |  |         verbose "board multilib_flags $lb" 2
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         | 174 |  |  |         foreach opt $lb {
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         | 175 |  |  |             if [regexp ".*-fnext-runtime.*" $opt] {
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         | 176 |  |  |                 set nextruntime 1
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         | 177 |  |  |             }
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         | 178 |  |  |             if [regexp ".*-fgnu-runtime.*" $opt] {
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         | 179 |  |  |                 set nextruntime 0
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         | 180 |  |  |             }
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         | 181 |  |  |         }
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         | 182 |  |  |     }
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         | 183 |  |  |     verbose "next runtime state after any multilib opts: $nextruntime" 2
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         | 184 |  |  |  
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         | 185 |  |  |     lappend options "libs=-lobjc"
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         | 186 |  |  |     verbose "shared lib extension: $shlib_ext" 3
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         | 187 |  |  |  
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         | 188 |  |  |     if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
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         | 189 |  |  |         lappend options "libs=${gluefile}"
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         | 190 |  |  |         lappend options "ldflags=$wrap_flags"
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         | 191 |  |  |     }
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         | 192 |  |  |  
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         | 193 |  |  |     if [target_info exists objc,stack_size] {
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         | 194 |  |  |         lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
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         | 195 |  |  |     }
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         | 196 |  |  |     if [target_info exists objc,no_trampolines] {
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         | 197 |  |  |         lappend options "additional_flags=-DNO_TRAMPOLINES"
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         | 198 |  |  |     }
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         | 199 |  |  |     if [target_info exists objc,no_label_values] {
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         | 200 |  |  |         lappend options "additional_flags=-DNO_LABEL_VALUES"
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         | 201 |  |  |     }
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         | 202 |  |  |     # TOOL_OPTIONS must come first, so that it doesn't override testcase
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         | 203 |  |  |     # specific options.
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         | 204 |  |  |     if [info exists TOOL_OPTIONS] {
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         | 205 |  |  |         set options [concat "{additional_flags=$TOOL_OPTIONS}" $options]
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         | 206 |  |  |     }
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         | 207 |  |  |  
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         | 208 |  |  |     # If we have built libobjc along with the compiler, point the test harness
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         | 209 |  |  |     # at it (and associated headers).
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         | 210 |  |  |  
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         | 211 |  |  |     set objcpath "[get_multilibs]"
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         | 212 |  |  |  
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         | 213 |  |  |     set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
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         | 214 |  |  |     if { $libobjc_dir == "" } {
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         | 215 |  |  |         # On darwin there is, potentially, a gnu runtime too.
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         | 216 |  |  |         set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
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         | 217 |  |  |     }
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         | 218 |  |  |     # Perhaps we didn't build static libs.
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         | 219 |  |  |     if { $libobjc_dir == "" } {
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         | 220 |  |  |         set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
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         | 221 |  |  |         # On darwin there is, potentially, a gnu runtime too.
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         | 222 |  |  |         if { $libobjc_dir == "" } {
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         | 223 |  |  |             set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
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         | 224 |  |  |         }
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         | 225 |  |  |     }
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         | 226 |  |  |  
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         | 227 |  |  |     if { $libobjc_dir != "" } {
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         | 228 |  |  |         # If we are using the gnu runtime, add its includes.
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         | 229 |  |  |         if { $nextruntime == 0 } {
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         | 230 |  |  |             set objc_include_dir "${srcdir}/../../libobjc"
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         | 231 |  |  |             lappend options "additional_flags=-I${objc_include_dir}"
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         | 232 |  |  |             verbose "adding gnu runtime include dir: $objc_include_dir "
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         | 233 |  |  |         }
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         | 234 |  |  |         set libobjc_dir [file dirname ${libobjc_dir}]
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         | 235 |  |  |         # Allow for %s spec substitutions..
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         | 236 |  |  |         set objc_link_flags " -B${libobjc_dir} "
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         | 237 |  |  |         lappend options "additional_flags=${objc_link_flags}"
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         | 238 |  |  |         set objc_link_flags " -L${libobjc_dir} "
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         | 239 |  |  |         lappend options "additional_flags=${objc_link_flags}"
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         | 240 |  |  |         append ld_library_path ":${libobjc_dir}"
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         | 241 |  |  |     }
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         | 242 |  |  |     if { $type == "precompiled_header" } {
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         | 243 |  |  |         # If we generating a precompiled header, we have say this is an
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         | 244 |  |  |         # objective-C header.
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         | 245 |  |  |         set source [concat "-x objective-c-header" $source]
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         | 246 |  |  |     }
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         | 247 |  |  |     lappend options "compiler=$OBJC_UNDER_TEST"
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         | 248 |  |  |     lappend options "timeout=[timeout_value]"
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         | 249 |  |  |  
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         | 250 |  |  |     set_ld_library_path_env_vars
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         | 251 |  |  |  
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         | 252 |  |  |     return [target_compile $source $dest $type $options]
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         | 253 |  |  | }
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         | 254 |  |  |  
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         | 255 |  |  | #
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         | 256 |  |  | # objc_pass -- utility to record a testcase passed.
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         | 257 |  |  | #
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         | 258 |  |  |  
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         | 259 |  |  | proc objc_pass { testcase cflags } {
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         | 260 |  |  |     if { "$cflags" == "" } {
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         | 261 |  |  |         pass "$testcase"
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         | 262 |  |  |     } else {
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         | 263 |  |  |         pass "$testcase, $cflags"
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         | 264 |  |  |     }
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         | 265 |  |  | }
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         | 266 |  |  |  
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         | 267 |  |  | #
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         | 268 |  |  | # objc_fail -- utility to record a testcase failed
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         | 269 |  |  | #
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         | 270 |  |  |  
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         | 271 |  |  | proc objc_fail { testcase cflags } {
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         | 272 |  |  |     if { "$cflags" == "" } {
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         | 273 |  |  |         fail "$testcase"
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         | 274 |  |  |     } else {
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         | 275 |  |  |         fail "$testcase, $cflags"
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         | 276 |  |  |     }
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         | 277 |  |  | }
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         | 278 |  |  |  
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         | 279 |  |  | #
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         | 280 |  |  | # objc_finish -- called at the end of every .exp script that calls objc_init
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         | 281 |  |  | #
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         | 282 |  |  | # The purpose of this proc is to hide all quirks of the testing environment
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         | 283 |  |  | # from the testsuites.  It also exists to undo anything that objc_init did
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         | 284 |  |  | # (that needs undoing).
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         | 285 |  |  | #
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         | 286 |  |  |  
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         | 287 |  |  | proc objc_finish { } {
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         | 288 |  |  |     # The testing harness apparently requires this.
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         | 289 |  |  |     global errorInfo
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         | 290 |  |  |  
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         | 291 |  |  |     if [info exists errorInfo] then {
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         | 292 |  |  |         unset errorInfo
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         | 293 |  |  |     }
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         | 294 |  |  |  
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         | 295 |  |  |     # Might as well reset these (keeps our caller from wondering whether
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         | 296 |  |  |     # s/he has to or not).
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         | 297 |  |  |     global prms_id bug_id
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         | 298 |  |  |     set prms_id 0
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         | 299 |  |  |     set bug_id 0
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         | 300 |  |  | }
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         | 301 |  |  |  
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         | 302 |  |  | proc objc_exit { } {
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         | 303 |  |  |     global gluefile
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         | 304 |  |  |  
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         | 305 |  |  |     if [info exists gluefile] {
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         | 306 |  |  |         file_on_build delete $gluefile
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         | 307 |  |  |         unset gluefile
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         | 308 |  |  |     }
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         | 309 |  |  | }
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         | 310 |  |  |  
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         | 311 |  |  | # If this is an older version of dejagnu (without runtest_file_p),
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         | 312 |  |  | # provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
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         | 313 |  |  | # This can be deleted after next dejagnu release.
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         | 314 |  |  |  
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         | 315 |  |  | if { [info procs runtest_file_p] == "" } then {
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         | 316 |  |  |     proc runtest_file_p { runtests testcase } {
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         | 317 |  |  |         if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
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         | 318 |  |  |             if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
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         | 319 |  |  |                 return 1
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         | 320 |  |  |             } else {
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         | 321 |  |  |                 return 0
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         | 322 |  |  |             }
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         | 323 |  |  |         }
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         | 324 |  |  |         return 1
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         | 325 |  |  |     }
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         | 326 |  |  | }
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         | 327 |  |  |  
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         | 328 |  |  | # Provide a definition of this if missing (delete after next dejagnu release).
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         | 329 |  |  |  
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         | 330 |  |  | if { [info procs prune_warnings] == "" } then {
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         | 331 |  |  |     proc prune_warnings { text } {
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         | 332 |  |  |         return $text
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         | 333 |  |  |     }
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         | 334 |  |  | }
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         | 335 |  |  |  
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         | 336 |  |  | # Utility used by mike-gcc.exp and c-torture.exp.
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         | 337 |  |  | # Check the compiler(/assembler/linker) output for text indicating that
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         | 338 |  |  | # the testcase should be marked as "unsupported".
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         | 339 |  |  | #
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         | 340 |  |  | # When dealing with a large number of tests, it's difficult to weed out the
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         | 341 |  |  | # ones that are too big for a particular cpu (eg: 16 bit with a small amount
 | 
      
         | 342 |  |  | # of memory).  There are various ways to deal with this.  Here's one.
 | 
      
         | 343 |  |  | # Fortunately, all of the cases where this is likely to happen will be using
 | 
      
         | 344 |  |  | # gld so we can tell what the error text will look like.
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         | 345 |  |  |  
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         | 346 |  |  | proc ${tool}_check_unsupported_p { output } {
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         | 347 |  |  |     if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
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         | 348 |  |  |         return "memory full"
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         | 349 |  |  |     }
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         | 350 |  |  |     return ""
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         | 351 |  |  | }
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         | 352 |  |  |  
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         | 353 |  |  | # Prune messages from objc that aren't useful.
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         | 354 |  |  |  
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         | 355 |  |  | proc prune_objc_output { text } {
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         | 356 |  |  |     #send_user "Before:$text\n"
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         | 357 |  |  |     regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
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         | 358 |  |  |     regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
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         | 359 |  |  |  
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         | 360 |  |  |     # It would be nice to avoid passing anything to objc that would cause it to
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         | 361 |  |  |     # issue these messages (since ignoring them seems like a hack on our part),
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         | 362 |  |  |     # but that's too difficult in the general case.  For example, sometimes
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         | 363 |  |  |     # you need to use -B to point objc at crt0.o, but there are some targets
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         | 364 |  |  |     # that don't have crt0.o.
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         | 365 |  |  |     regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
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         | 366 |  |  |     regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
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         | 367 |  |  |  
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         | 368 |  |  |     #send_user "After:$text\n"
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         | 369 |  |  |  
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         | 370 |  |  |     return $text
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         | 371 |  |  | }
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         | 372 |  |  |  
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