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
|
# Copyright (C) 1999 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 2 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Please email any bugs, comments, and/or additions to this file to:
# jlarmour@cygnus.co.uk
# This file was written by Jonathan Larmour (jlarmour@cygnus.co.uk).
# GCC testsuite that uses the `dg.exp' driver.
# Load support procs.
load_lib gcc-dg.exp
###################################
# proc gcc_target_object_format { }
###################################
proc gcc_target_object_format { } {
global gcc_target_object_format_saved
if [info exists gcc_target_object_format_saved] {
verbose "gcc_target_object_format returning saved $gcc_target_object_format_saved" 2
return $gcc_target_object_format_saved
} else {
set objdump_name [find_binutils_prog objdump]
set open_file [open objfmtst.c w]
puts $open_file "void foo(void) { }"
close $open_file
gcc_target_compile objfmtst.c objfmtst.o object ""
set output [exec $objdump_name --file-headers objfmtst.o ]
file delete objfmtst.o
if ![ regexp "file format (.*)arch" $output dummy objformat ] {
verbose "Could not parse objdump output" 2
set gcc_target_object_format_saved unknown
} else {
switch -regexp $objformat {
elf {
verbose "gcc_target_object_format returning elf" 2
set gcc_target_object_format_saved elf
}
ecoff {
verbose "gcc_target_object_format returning ecoff" 2
set gcc_target_object_format_saved ecoff
}
coff {
verbose "gcc_target_object_format returning coff" 2
set gcc_target_object_format_saved coff
}
a\.out {
verbose "gcc_target_object_format returning a.out" 2
set gcc_target_object_format_saved a.out
}
default {
verbose "gcc_target_object_format returning unknown" 2
set gcc_target_object_format_saved unknown
}
}
}
return $gcc_target_object_format_saved
}
}
###############################
# proc check_weak_available { }
###############################
# weak symbols are only supported in some configs/object formats
# this proc returns 1 if they're support, 0 if they're not, or -1 if unsure
proc check_weak_available { } {
global target_cpu
# All mips targets should support it
if { [ string first "mips" $target_cpu ] >= 0 } {
return 1
}
# ELF and ECOFF support it. a.out does with gas/gld but may also with
# other linkers, so we should try it
set objformat [gcc_target_object_format]
switch $objformat {
elf { return 1 }
ecoff { return 1 }
a.out { return 1 }
unknown { return -1 }
default { return 0 }
}
}
##########
# weak-1.c
##########
if { [ check_weak_available ] == 1 } {
dg-init
set lines [gcc_target_compile "$srcdir/$subdir/weak-1a.c" "weak-1a.o" object ""]
if ![string match "" $lines] then {
fail "weak-1a.o"
} else {
dg-runtest "$srcdir/$subdir/weak-1.c" "weak-1a.o" ""
file delete weak-1a.o
}
dg-finish
} elseif { [ check_weak_available ] == 0 } {
unsupported "weak-1.c"
} else {
unresolved "weak-1.c"
}
##########
# weak-2.c
##########
if { [ check_weak_available ] == 1 } {
dg-init
set lines [gcc_target_compile "$srcdir/$subdir/weak-2a.c" "weak-2a.o" object ""]
if ![string match "" $lines] then {
fail "weak-2a.o"
} else {
set lines [gcc_target_compile "$srcdir/$subdir/weak-2b.c" "weak-2b.o" object ""]
if ![string match "" $lines] then {
fail "weak-2b.o"
} else {
dg-runtest "$srcdir/$subdir/weak-2.c" "weak-2a.o weak-2b.o" ""
file delete weak-2a.o weak-2b.o
}
}
dg-finish
} elseif { [ check_weak_available ] == 0 } {
unsupported "weak-2.c"
} else {
unresolved "weak-2.c"
}
###########
# alias-1.c
###########
dg-init
dg-runtest "$srcdir/$subdir/alias-1.c" "" ""
dg-finish
###########
# wkali-1.c
###########
dg-init
dg-runtest "$srcdir/$subdir/wkali-1.c" "" ""
dg-finish
###########
# wkali-2.c
###########
if { [ check_weak_available ] == 1 } {
dg-init
set lines [gcc_target_compile "$srcdir/$subdir/wkali-2a.c" "wkali-2a.o" object ""]
if ![string match "" $lines] then {
fail "wkali-2a.o"
} else {
set lines [gcc_target_compile "$srcdir/$subdir/wkali-2b.c" "wkali-2b.o" object ""]
if ![string match "" $lines] then {
fail "wkali-2b.o"
} else {
dg-runtest "$srcdir/$subdir/wkali-2.c" "wkali-2a.o wkali-2b.o" ""
file delete wkali-2a.o wkali-2b.o
}
}
dg-finish
} elseif { [ check_weak_available ] == 0 } {
unsupported "wkali-2.c"
} else {
unresolved "wkali-2.c"
}
###########
# gcsec-1.c
###########
set ld_output [ exec [ find_ld ] --help ]
if { [ string first "--gc-sections" $ld_output ] >= 0 } {
dg-init
dg-runtest "$srcdir/$subdir/gcsec-1.c" "-ffunction-sections -fdata-sections -Wl,--gc-sections" ""
dg-finish
} else {
unsupported "gcsec-1.c"
}
### EOF ecos.exp
|
