gcc/testsuite/lib/go.exp

   1 # Copyright (C) 2009-2013 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  16
  17 #
  18 # go support library routines
  19 #
  20 load_lib prune.exp
  21 load_lib gcc-defs.exp
  22 load_lib target-libpath.exp
  23
  24 #
  25 # GOC_UNDER_TEST is the compiler under test.
  26 #
  27
  28
  29 set gpp_compile_options ""
  30
  31
  32 #
  33 # go_version -- extract and print the version number of the compiler
  34 #
  35
  36 proc go_version { } {
  37     global GOC_UNDER_TEST
  38
  39     go_init
  40
  41     # ignore any arguments after the command
  42     set compiler [lindex $GOC_UNDER_TEST 0]
  43
  44     # verify that the compiler exists
  45     if { [is_remote host] || [which $compiler] != 0 } then {
  46         set tmp [remote_exec host "$compiler -v"]
  47         set status [lindex $tmp 0]
  48         set output [lindex $tmp 1]
  49         regexp " version \[^\n\r\]*" $output version
  50         if { $status == 0 && [info exists version] } then {
  51             if [is_remote host] {
  52                 clone_output "$compiler $version\n"
  53             } else {
  54                 clone_output "[which $compiler] $version\n"
  55             }
  56         } else {
  57             clone_output "Couldn't determine version of [which $compiler]\n"
  58         }
  59     } else {
  60         # compiler does not exist (this should have already been detected)
  61         warning "$compiler does not exist"
  62     }
  63 }
  64
  65 #
  66 # go_include_flags -- include flags for the gcc tree structure
  67 #
  68
  69 proc go_include_flags { paths } {
  70     global srcdir
  71     global TESTING_IN_BUILD_TREE
  72
  73     set flags ""
  74
  75     if { [is_remote host] || ![info exists TESTING_IN_BUILD_TREE] } {
  76         return "${flags}"
  77     }
  78
  79     set gccpath ${paths}
  80
  81     if { $gccpath != "" } {
  82         if [file exists "${gccpath}/libgo/os.gox"] {
  83             append flags "-I${gccpath}/libgo "
  84         }
  85     }
  86 }
  87
  88 #
  89 # go_link_flags -- linker flags for the gcc tree structure
  90 #
  91
  92 proc go_link_flags { paths } {
  93     global srcdir
  94     global ld_library_path
  95     global GOC_UNDER_TEST
  96     global shlib_ext
  97
  98     set gccpath ${paths}
  99     set libio_dir ""
 100     set flags ""
 101     set ld_library_path "."
 102     set shlib_ext [get_shlib_extension]
 103     verbose "shared lib extension: $shlib_ext"
 104
 105     if { $gccpath != "" } {
 106       if [file exists "${gccpath}/libgo/libgobegin.a"] {
 107           append flags "-L${gccpath}/libgo "
 108       }
 109       if { [file exists "${gccpath}/libgo/.libs/libgo.a"] \
 110            || [file exists "${gccpath}/libgo/.libs/libgo.${shlib_ext}"] } {
 111           append flags "-L${gccpath}/libgo/.libs "
 112           append ld_library_path ":${gccpath}/libgo/.libs"
 113       }
 114       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 115           append flags "-L${gccpath}/libiberty "
 116       }
 117       append ld_library_path \
 118         [gcc-set-multilib-library-path $GOC_UNDER_TEST]
 119     }
 120
 121     set_ld_library_path_env_vars
 122
 123     return "$flags"
 124 }
 125
 126 #
 127 # go_init -- called at the start of each subdir of tests
 128 #
 129
 130 proc go_init { args } {
 131     global subdir
 132     global gpp_initialized
 133     global base_dir
 134     global tmpdir
 135     global libdir
 136     global gluefile wrap_flags
 137     global objdir srcdir
 138     global ALWAYS_GOCFLAGS
 139     global TOOL_EXECUTABLE TOOL_OPTIONS
 140     global GOC_UNDER_TEST
 141     global TESTING_IN_BUILD_TREE
 142     global TEST_ALWAYS_FLAGS
 143
 144     # We set LC_ALL and LANG to C so that we get the same error messages as expected.
 145     setenv LC_ALL C
 146     setenv LANG C
 147
 148     if ![info exists GOC_UNDER_TEST] then {
 149         if [info exists TOOL_EXECUTABLE] {
 150             set GOC_UNDER_TEST $TOOL_EXECUTABLE
 151         } else {
 152             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 153                 set GOC_UNDER_TEST [transform gccgo]
 154             } else {
 155                 set GOC_UNDER_TEST [findfile $base_dir/../../gccgo "$base_dir/../../gccgo -B$base_dir/../../" [findfile $base_dir/gccgo "$base_dir/gccgo -B$base_dir/" [transform gccgo]]]
 156             }
 157         }
 158     }
 159
 160     if ![is_remote host] {
 161         if { [which $GOC_UNDER_TEST] == 0 } then {
 162             perror "GOC_UNDER_TEST ($GOC_UNDER_TEST) does not exist"
 163             exit 1
 164         }
 165     }
 166     if ![info exists tmpdir] {
 167         set tmpdir "/tmp"
 168     }
 169
 170     if [info exists gluefile] {
 171         unset gluefile
 172     }
 173
 174     go_maybe_build_wrapper "${tmpdir}/go-testglue.o"
 175
 176     set ALWAYS_GOCFLAGS ""
 177
 178     # TEST_ALWAYS_FLAGS are flags that should be passed to every
 179     # compilation.  They are passed first to allow individual
 180     # tests to override them.
 181     if [info exists TEST_ALWAYS_FLAGS] {
 182         lappend ALWAYS_GOCFLAGS "additional_flags=$TEST_ALWAYS_FLAGS"
 183     }
 184
 185     if ![is_remote host] {
 186         if [info exists TOOL_OPTIONS] {
 187             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 188             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 189         } else {
 190             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs] ]"
 191             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs] ]"
 192         }
 193     }
 194
 195     if [info exists TOOL_OPTIONS] {
 196         lappend ALWAYS_GOCFLAGS "additional_flags=$TOOL_OPTIONS"
 197     }
 198
 199     verbose -log "ALWAYS_GOCFLAGS set to $ALWAYS_GOCFLAGS"
 200
 201     verbose "go is initialized" 3
 202 }
 203
 204 #
 205 # go_target_compile -- compile a source file
 206 #
 207
 208 proc go_target_compile { source dest type options } {
 209     global tmpdir
 210     global gluefile wrap_flags
 211     global ALWAYS_GOCFLAGS
 212     global GOC_UNDER_TEST
 213
 214     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 215         lappend options "libs=${gluefile}"
 216         lappend options "ldflags=${wrap_flags}"
 217     }
 218
 219     lappend options "timeout=[timeout_value]"
 220     lappend options "compiler=$GOC_UNDER_TEST"
 221
 222     set options [concat "$ALWAYS_GOCFLAGS" $options]
 223     set options [dg-additional-files-options $options $source]
 224     return [target_compile $source $dest $type $options]
 225 }