summaryrefslogtreecommitdiff
path: root/gcc/testsuite/lib/go.exp
blob: d674f488cf4004ded515ddd28d2383196dd3ba04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
# Copyright (C) 2009-2014 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/>.

#
# go support library routines
#
load_lib prune.exp
load_lib gcc-defs.exp
load_lib timeout.exp
load_lib target-libpath.exp

#
# GOC_UNDER_TEST is the compiler under test.
#


set gpp_compile_options ""


#
# go_version -- extract and print the version number of the compiler
#

proc go_version { } {
    global GOC_UNDER_TEST
    
    go_init

    # ignore any arguments after the command
    set compiler [lindex $GOC_UNDER_TEST 0]
    
    # verify that the compiler exists
    if { [is_remote host] || [which $compiler] != 0 } then {
	set tmp [remote_exec host "$compiler -v"]
	set status [lindex $tmp 0]
	set output [lindex $tmp 1]
	regexp " version \[^\n\r\]*" $output version
	if { $status == 0 && [info exists version] } then {
	    if [is_remote host] {
		clone_output "$compiler $version\n"
	    } else {
		clone_output "[which $compiler] $version\n"
	    }
	} else {
	    clone_output "Couldn't determine version of [which $compiler]\n"
	}
    } else {
	# compiler does not exist (this should have already been detected)
	warning "$compiler does not exist"
    }
}

#
# go_include_flags -- include flags for the gcc tree structure
#

proc go_include_flags { paths } {
    global srcdir
    global TESTING_IN_BUILD_TREE

    set flags ""

    if { [is_remote host] || ![info exists TESTING_IN_BUILD_TREE] } {
	return "${flags}"
    }

    set gccpath ${paths}

    if { $gccpath != "" } {
	if [file exists "${gccpath}/libgo/os.gox"] {
	    append flags "-I${gccpath}/libgo "
	}
    }
}

#
# go_link_flags -- linker flags for the gcc tree structure
#

proc go_link_flags { paths } {
    global srcdir
    global ld_library_path
    global GOC_UNDER_TEST
    global shlib_ext

    set gccpath ${paths}
    set libio_dir ""
    set flags ""
    set ld_library_path "."
    set shlib_ext [get_shlib_extension]
    verbose "shared lib extension: $shlib_ext"

    if { $gccpath != "" } {
      if [file exists "${gccpath}/libgo/libgobegin.a"] {
	  append flags "-L${gccpath}/libgo "
      }
      if { [file exists "${gccpath}/libgo/.libs/libgo.a"] \
	   || [file exists "${gccpath}/libgo/.libs/libgo.${shlib_ext}"] } {
          append flags "-L${gccpath}/libgo/.libs "
          append ld_library_path ":${gccpath}/libgo/.libs"
      }
      if [file exists "${gccpath}/libiberty/libiberty.a"] {
          append flags "-L${gccpath}/libiberty "
      }
      append ld_library_path \
	[gcc-set-multilib-library-path $GOC_UNDER_TEST]
    }

    set_ld_library_path_env_vars

    return "$flags"
}

#
# go_init -- called at the start of each subdir of tests
#

proc go_init { args } {
    global subdir
    global gpp_initialized
    global base_dir
    global tmpdir
    global libdir
    global gluefile wrap_flags
    global objdir srcdir
    global ALWAYS_GOCFLAGS
    global TOOL_EXECUTABLE TOOL_OPTIONS
    global GOC_UNDER_TEST
    global TESTING_IN_BUILD_TREE
    global TEST_ALWAYS_FLAGS

    # 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

    if ![info exists GOC_UNDER_TEST] then {
	if [info exists TOOL_EXECUTABLE] {
	    set GOC_UNDER_TEST $TOOL_EXECUTABLE
	} else {
	    if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
		set GOC_UNDER_TEST [transform gccgo]
	    } else {
		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]]]
	    }
	}
    }

    if ![is_remote host] {
	if { [which $GOC_UNDER_TEST] == 0 } then {
	    perror "GOC_UNDER_TEST ($GOC_UNDER_TEST) does not exist"
	    exit 1
	}
    }
    if ![info exists tmpdir] {
	set tmpdir "/tmp"
    }

    if [info exists gluefile] {
	unset gluefile
    }

    go_maybe_build_wrapper "${tmpdir}/go-testglue.o"

    set ALWAYS_GOCFLAGS ""

    # TEST_ALWAYS_FLAGS are flags that should be passed to every
    # compilation.  They are passed first to allow individual
    # tests to override them.
    if [info exists TEST_ALWAYS_FLAGS] {
	lappend ALWAYS_GOCFLAGS "additional_flags=$TEST_ALWAYS_FLAGS"
    }

    if ![is_remote host] {
	if [info exists TOOL_OPTIONS] {
	    lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
	    lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
	} else {
	    lappend ALWAYS_GOCFLAGS "additional_flags=[go_include_flags [get_multilibs] ]"
	    lappend ALWAYS_GOCFLAGS "ldflags=[go_link_flags [get_multilibs] ]"
	}
    }

    if [info exists TOOL_OPTIONS] {
	lappend ALWAYS_GOCFLAGS "additional_flags=$TOOL_OPTIONS"
    }

    verbose -log "ALWAYS_GOCFLAGS set to $ALWAYS_GOCFLAGS"

    verbose "go is initialized" 3
}

#
# go_target_compile -- compile a source file
#

proc go_target_compile { source dest type options } {
    global tmpdir
    global gluefile wrap_flags
    global ALWAYS_GOCFLAGS
    global GOC_UNDER_TEST

    if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
	lappend options "libs=${gluefile}"
	lappend options "ldflags=${wrap_flags}"
    }

    lappend options "timeout=[timeout_value]"
    lappend options "compiler=$GOC_UNDER_TEST"

    set options [concat "$ALWAYS_GOCFLAGS" $options]
    set options [dg-additional-files-options $options $source]
    return [target_compile $source $dest $type $options]
}