gcc/testsuite/lib/go.exp

   1 # Copyright (C) 2009-2020 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 timeout.exp
  23 load_lib target-libpath.exp
  24
  25 #
  26 # GOC_UNDER_TEST is the compiler under test.
  27 #
  28
  29
  30 set gpp_compile_options ""
  31
  32
  33 #
  34 # go_version -- extract and print the version number of the compiler
  35 #
  36
  37 proc go_version { } {
  38     global GOC_UNDER_TEST
  39
  40     go_init
  41
  42     # ignore any arguments after the command
  43     set compiler [lindex $GOC_UNDER_TEST 0]
  44
  45     # verify that the compiler exists
  46     if { [is_remote host] || [which $compiler] != 0 } then {
  47         set tmp [remote_exec host "$compiler -v"]
  48         set status [lindex $tmp 0]
  49         set output [lindex $tmp 1]
  50         regexp " version \[^\n\r\]*" $output version
  51         if { $status == 0 && [info exists version] } then {
  52             if [is_remote host] {
  53                 clone_output "$compiler $version\n"
  54             } else {
  55                 clone_output "[which $compiler] $version\n"
  56             }
  57         } else {
  58             clone_output "Couldn't determine version of [which $compiler]\n"
  59         }
  60     } else {
  61         # compiler does not exist (this should have already been detected)
  62         warning "$compiler does not exist"
  63     }
  64 }
  65
  66 #
  67 # go_include_flags -- include flags for the gcc tree structure
  68 #
  69
  70 proc go_include_flags { paths } {
  71     global srcdir
  72     global TESTING_IN_BUILD_TREE
  73
  74     set flags ""
  75
  76     if { [is_remote host] || ![info exists TESTING_IN_BUILD_TREE] } {
  77         return "${flags}"
  78     }
  79
  80     set gccpath ${paths}
  81
  82     if { $gccpath != "" } {
  83         if [file exists "${gccpath}/libgo/os.gox"] {
  84             append flags "-I${gccpath}/libgo "
  85         }
  86     }
  87 }
  88
  89 #
  90 # go_link_flags -- linker flags for the gcc tree structure
  91 #
  92
  93 proc go_link_flags { paths } {
  94     global srcdir
  95     global ld_library_path
  96     global GOC_UNDER_TEST
  97     global shlib_ext
  98
  99     set gccpath ${paths}
 100     set libio_dir ""
 101     set flags ""
 102     set ld_library_path "."
 103     set shlib_ext [get_shlib_extension]
 104     verbose "shared lib extension: $shlib_ext"
 105
 106     if { $gccpath != "" } {
 107       if [file exists "${gccpath}/libgo/libgobegin.a"] {
 108           append flags "-L${gccpath}/libgo "
 109       }
 110       if { [file exists "${gccpath}/libgo/.libs/libgo.a"] \
 111            || [file exists "${gccpath}/libgo/.libs/libgo.${shlib_ext}"] } {
 112           append flags "-L${gccpath}/libgo/.libs "
 113           append ld_library_path ":${gccpath}/libgo/.libs"
 114       }
 115       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 116           append flags "-L${gccpath}/libiberty "
 117       }
 118       append ld_library_path \
 119         [gcc-set-multilib-library-path $GOC_UNDER_TEST]
 120     }
 121
 122     set_ld_library_path_env_vars
 123
 124     return "$flags"
 125 }
 126
 127 #
 128 # go_init -- called at the start of each subdir of tests
 129 #
 130
 131 proc go_init { args } {
 132     global subdir
 133     global gpp_initialized
 134     global base_dir
 135     global tmpdir
 136     global libdir
 137     global gluefile wrap_flags
 138     global objdir srcdir
 139     global ALWAYS_GOCFLAGS
 140     global TOOL_EXECUTABLE TOOL_OPTIONS
 141     global GOC_UNDER_TEST
 142     global TESTING_IN_BUILD_TREE
 143     global TEST_ALWAYS_FLAGS
 144
 145     # We set LC_ALL and LANG to C so that we get the same error messages as expected.
 146     setenv LC_ALL C
 147     setenv LANG C
 148
 149     if ![info exists GOC_UNDER_TEST] then {
 150         if [info exists TOOL_EXECUTABLE] {
 151             set GOC_UNDER_TEST $TOOL_EXECUTABLE
 152         } else {
 153             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 154                 set GOC_UNDER_TEST [transform gccgo]
 155             } else {
 156                 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]]]
 157             }
 158         }
 159     }
 160
 161     if ![is_remote host] {
 162         if { [which $GOC_UNDER_TEST] == 0 } then {
 163             perror "GOC_UNDER_TEST ($GOC_UNDER_TEST) does not exist"
 164             exit 1
 165         }
 166     }
 167     if ![info exists tmpdir] {
 168         set tmpdir "/tmp"
 169     }
 170
 171     if [info exists gluefile] {
 172         unset gluefile
 173     }
 174
 175     go_maybe_build_wrapper "${tmpdir}/go-testglue.o"
 176
 177     set ALWAYS_GOCFLAGS ""
 178
 179     # TEST_ALWAYS_FLAGS are flags that should be passed to every
 180     # compilation.  They are passed first to allow individual
 181     # tests to override them.
 182     if [info exists TEST_ALWAYS_FLAGS] {
 183         lappend ALWAYS_GOCFLAGS "additional_flags=$TEST_ALWAYS_FLAGS"
 184     }
 185
 186     if ![is_remote host] {
 187         if [info exists TOOL_OPTIONS] {
 188             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 189             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 190         } else {
 191             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs] ]"
 192             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs] ]"
 193         }
 194     }
 195
 196     if [info exists TOOL_OPTIONS] {
 197         lappend ALWAYS_GOCFLAGS "additional_flags=$TOOL_OPTIONS"
 198     }
 199
 200     verbose -log "ALWAYS_GOCFLAGS set to $ALWAYS_GOCFLAGS"
 201
 202     verbose "go is initialized" 3
 203 }
 204
 205 #
 206 # go_target_compile -- compile a source file
 207 #
 208
 209 proc go_target_compile { source dest type options } {
 210     global tmpdir
 211     global gluefile wrap_flags
 212     global ALWAYS_GOCFLAGS
 213     global GOC_UNDER_TEST
 214
 215     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 216         lappend options "libs=${gluefile}"
 217         lappend options "ldflags=${wrap_flags}"
 218     }
 219
 220     lappend options "timeout=[timeout_value]"
 221     lappend options "compiler=$GOC_UNDER_TEST"
 222
 223     set options [concat "$ALWAYS_GOCFLAGS" $options]
 224     set options [dg-additional-files-options $options $source]
 225     return [target_compile $source $dest $type $options]
 226 }