gcc/testsuite/lib/go.exp

   1 # Copyright (C) 2009 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
 143     # We set LC_ALL and LANG to C so that we get the same error messages as expected.
 144     setenv LC_ALL C
 145     setenv LANG C
 146
 147     if ![info exists GOC_UNDER_TEST] then {
 148         if [info exists TOOL_EXECUTABLE] {
 149             set GOC_UNDER_TEST $TOOL_EXECUTABLE
 150         } else {
 151             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 152                 set GOC_UNDER_TEST [transform gccgo]
 153             } else {
 154                 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]]]
 155             }
 156         }
 157     }
 158
 159     if ![is_remote host] {
 160         if { [which $GOC_UNDER_TEST] == 0 } then {
 161             perror "GOC_UNDER_TEST ($GOC_UNDER_TEST) does not exist"
 162             exit 1
 163         }
 164     }
 165     if ![info exists tmpdir] {
 166         set tmpdir "/tmp"
 167     }
 168
 169     if [info exists gluefile] {
 170         unset gluefile
 171     }
 172
 173     go_maybe_build_wrapper "${tmpdir}/go-testglue.o"
 174
 175     set ALWAYS_GOCFLAGS ""
 176
 177     if ![is_remote host] {
 178         if [info exists TOOL_OPTIONS] {
 179             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 180             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 181         } else {
 182             lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs] ]"
 183             lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs] ]"
 184         }
 185     }
 186
 187     if [info exists TOOL_OPTIONS] {
 188         lappend ALWAYS_GOCFLAGS "additional_flags=$TOOL_OPTIONS"
 189     }
 190
 191     verbose -log "ALWAYS_GOCFLAGS set to $ALWAYS_GOCFLAGS"
 192
 193     verbose "go is initialized" 3
 194 }
 195
 196 #
 197 # go_target_compile -- compile a source file
 198 #
 199
 200 proc go_target_compile { source dest type options } {
 201     global tmpdir
 202     global gluefile wrap_flags
 203     global ALWAYS_GOCFLAGS
 204     global GOC_UNDER_TEST
 205
 206     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 207         lappend options "libs=${gluefile}"
 208         lappend options "ldflags=${wrap_flags}"
 209     }
 210
 211     lappend options "compiler=$GOC_UNDER_TEST"
 212
 213     set options [concat "$ALWAYS_GOCFLAGS" $options]
 214     set options [dg-additional-files-options $options $source]
 215     return [target_compile $source $dest $type $options]
 216 }