1# Basic expect script for LD Regression Tests
2#   Copyright 1993, 1994, 1995, 1997, 1998, 1999
3#   Free Software Foundation, Inc.
4#
5# This file is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 2 of the License, or
8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with this program; if not, write to the Free Software
17# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18#
19# Written by Jeffrey Wheat (cassidy@cygnus.com)
20#
21
22if ![info exists ld] then {
23    set ld [findfile $base_dir/ld-new $base_dir/ld-new [transform ld]]
24}
25
26if ![info exists as] then {
27    set as [findfile $base_dir/../gas/as-new $base_dir/../gas/as-new [transform as]]
28}
29
30if ![info exists nm] then {
31    set nm [findfile $base_dir/../binutils/nm-new $base_dir/../binutils/nm-new [transform nm]]
32}
33
34if ![info exists objdump] then {
35    set objdump [findfile $base_dir/../binutils/objdump]
36}
37
38if ![info exists objcopy] then {
39    set objcopy [findfile $base_dir/../binutils/objcopy]
40}
41
42if ![info exists ar] then {
43    set ar [findfile $base_dir/../binutils/ar]
44}
45
46if ![info exists strip] then {
47    set strip [findfile $base_dir/../binutils/strip-new $base_dir/../binutils/strip-new [transform strip]]
48}
49
50if {![file isdirectory tmpdir]} then {
51    catch "exec mkdir tmpdir" status
52}
53
54# Make a symlink from tmpdir/as to the assembler in the build tree, so
55# that we can use a -B option to gcc to force it to use the newly
56# built assembler.
57if {![file isdirectory tmpdir/gas]} then {
58    catch "exec mkdir tmpdir/gas" status
59    catch "exec ln -s ../../../gas/as-new tmpdir/gas/as" status
60}
61set gcc_gas_flag "-B[pwd]/tmpdir/gas/"
62
63# Make a symlink from tmpdir/ld to the linker in the build tree, so
64# that we can use a -B option to gcc to force it to use the newly
65# built linker.
66if {![file isdirectory tmpdir/ld]} then {
67    catch "exec mkdir tmpdir/ld" status
68    catch "exec ln -s ../../ld-new tmpdir/ld/ld" status
69}
70set gcc_ld_flag "-B[pwd]/tmpdir/ld/"
71
72# load the linker path
73load_lib tmpdir/libpath.exp
74
75foreach dir $libpath {
76    set gcc_ld_flag "$gcc_ld_flag -L$dir"
77}
78
79# The mips64-*-linux-gnu compiler defaults to the N32 ABI after
80# installed, but to the O32 ABI in the build tree, because of some
81# specs-file hacks.  Make sure we use an ABI that is compatible with
82# the one we expect.
83if {[istarget mips64*-*-linux*] &&
84    (![board_info [target_info name] exists multilib_flags] ||
85     ![string match "*-mabi" [board_info [target_info name] multilib_flags]])
86   } {
87    append gcc_gas_flag " -mabi=n32"
88}
89
90# load the utility procedures
91load_lib ld-lib.exp
92
93proc get_link_files {varname} {
94    global $varname
95    global target_triplet
96    global srcdir
97    global CC
98    if ![info exists $varname] {
99	set status [catch "exec sh -c \"host='$target_triplet' && CC='$CC' && . $srcdir/../configure.host && eval echo \\$$varname\"" result]
100	if $status { error "Error getting native link files: $result" }
101	set $varname $result
102    }
103}
104
105proc get_target_emul {} {
106    global target_triplet
107    global srcdir
108    set status [catch "exec sh -c \"targ='$target_triplet' && . $srcdir/../configure.tgt && echo \\\$targ_emul\"" result]
109    if $status { error "Error getting emulation name: $result" }
110    return $result
111}
112
113if [isnative] {
114    foreach x {HOSTING_CRT0 HOSTING_LIBS} {
115	get_link_files $x
116    }
117} else {
118    foreach x {HOSTING_CRT0 HOSTING_LIBS} { set $x "" }
119}
120if ![info exists HOSTING_EMU] { set HOSTING_EMU "-m [get_target_emul]" }
121
122#
123# ld_version -- extract and print the version number of ld compiler (GCC)
124#
125proc ld_version {} {
126    global ld
127    default_ld_version $ld
128}
129
130#
131# ld_exit -- just a stub for ld
132#
133proc ld_exit {} {
134}
135
136#
137# ld_start
138#	relink the linker
139#
140proc ld_start { ld target } {
141	#
142}
143
144#
145# ld_relocate
146#	link an object using relocation
147#
148proc ld_relocate { ld target objects } {
149	default_ld_relocate $ld $target $objects
150}
151
152#
153# ld_link
154#	link a program using ld
155#
156proc ld_link { ld target objects } {
157	default_ld_link $ld $target $objects
158}
159
160#
161# ld_simple_link
162#	link a program using ld, without including any libraries
163#
164proc ld_simple_link { ld target objects } {
165	default_ld_simple_link $ld $target $objects
166}
167
168#
169# ld_compile
170#	compile an object using $cc
171#
172proc ld_compile { cc source object } {
173	default_ld_compile $cc $source $object
174}
175
176#
177# ld_assemble
178#	assemble a file
179#
180proc ld_assemble { as source object } {
181	default_ld_assemble $as $source $object
182}
183
184#
185# ld_nm
186#	run nm on a file
187#
188proc ld_nm { nm nmflags object } {
189	default_ld_nm $nm $nmflags $object
190}
191
192#
193# ld_exec
194#	execute ithe target
195#
196proc ld_exec { target output } {
197	default_ld_exec $target $output
198}
199
200# From gas-defs.exp, to support run_dump_test.
201if ![info exists AS] then {
202    set AS $as
203}
204
205if ![info exists GASP] then {
206    set GASP [findfile $base_dir/../gas/gasp-new $base_dir/../gas/gasp-new [transform gasp]]
207}
208
209if ![info exists ASFLAGS] then {
210    set ASFLAGS ""
211}
212
213if ![info exists OBJDUMP] then {
214    set OBJDUMP $objdump
215}
216
217if ![info exists OBJDUMPFLAGS] then {
218    set OBJDUMPFLAGS {}
219}
220
221if ![info exists NM] then {
222    set NM $nm
223}
224
225if ![info exists NMFLAGS] then {
226    set NMFLAGS {}
227}
228
229if ![info exists OBJCOPY] then {
230    set OBJCOPY $objcopy
231}
232
233if ![info exists OBJCOPYFLAGS] then {
234    set OBJCOPYFLAGS {}
235}
236
237if ![info exists READELF] then {
238    set READELF [findfile $base_dir/../binutils/readelf]
239}
240
241if ![info exists READELFFLAGS] then {
242    set READELFFLAGS {}
243}
244
245if ![info exists LD] then {
246    set LD [findfile $base_dir/ld-new ./ld-new [transform ld]]
247}
248
249if ![info exists LDFLAGS] then {
250    set LDFLAGS {}
251}
252