1 # Expect script
for symbol
export classes
, MIPS variation.
3 # Copyright
(C
) 2012-2024 Free Software Foundation
, Inc.
5 # This file is part of the GNU Binutils.
7 # This
program is free software
; you can redistribute it and
/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation
; either version
3 of the License
, or
10 #
(at your option
) any later version.
12 # This
program is distributed in the hope that it will be useful
,
13 # but WITHOUT
ANY WARRANTY
; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License
for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this
program; if not
, write to the Free Software
19 # Foundation
, Inc.
, 51 Franklin Street
- Fifth Floor
, Boston
,
24 # Written by Maciej W. Rozycki
<macro@codesourcery.com
>
27 # Exclude non
-Linux targets
; feel free to
include your favorite one
29 if { ![istarget mips
*-*-linux
*] } {
33 proc mips_export_class_test
{ abi flag emul
} {
35 set testname
"MIPS $abi symbol export class test"
37 set dump
[string map
{o32
32 n32
32 n64
64} $abi
]
39 set AFLAGS
"$flag -EB"
42 # Build an auxiliary shared object with conflicting versioned symbol
44 run_ld_link_tests
[list \
46 "$testname (auxiliary shared object)" \
47 "$LDFLAGS -shared -version-script ../ld-elf/export-class-lib.ver" "" \
49 { ..
/ld-elf
/export-class
-lib.s
} \
51 "mips-$abi-export-class-lib.so" \
55 # Build a static object that pulls symbol definitions. It has to come
56 # first before the auxiliary shared object and other static objects
on
57 # the linker
's command line and hence we need to build it separately.
58 run_ld_link_tests [list \
60 "$testname (initial static object)" \
63 { ../ld-elf/export-class-ref.s } \
65 "mips-$abi-export-class-ref-r.o" \
69 # Build static objects that satisfy symbol dependencies and preempt
70 # shared-object symbol definitions, and link all the objects built into
71 # the final shared object. The command-line order of objects linked is
72 # important to make sure the linker correctly preempts versioned symbols
73 # from the auxiliary shared object and is as follows: ref, lib, dep, def.
74 # Get a dump to make sure symbol dependencies are resolved internally.
75 run_ld_link_tests [list \
77 "$testname (final shared object)" \
78 "$LDFLAGS -shared -Tdata=0x12340000 tmpdir/mips-$abi-export-class-ref-r.o tmpdir/mips-$abi-export-class-lib.so" "" \
80 { ../ld-elf/export-class-dep.s ../ld-elf/export-class-def.s } \
82 [list readelf -r mips-$dump-export-class.rd] \
83 [list readelf "-x .data" mips-$dump-export-class.xd] \
85 "mips-$abi-export-class.so" \
90 # For targets that default to a specific ISA (instead of "from-abi"),
91 # the 64-bit -march option is required to override it, like for
92 # "mipsisa32r2el-*-*".
93 set abis { o32 -32 elf32btsmip n32 "-n32 -march=mips3" elf32btsmipn32 n64 "-64 -march=mips3" elf64btsmip }
94 foreach { abi flag emul } $abis {
95 mips_export_class_test $abi $flag $emul