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92c09111f3
2014-01-09 Vidya Praveen <vidyapraveen@arm.com> * lib/ld-lib.exp (check_lto_shared_available): New check. * ld-plugin/lto.exp: Use check_lto_shared_available.
354 lines
12 KiB
Plaintext
354 lines
12 KiB
Plaintext
# Expect script for ld-plugin LTO tests
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# Copyright 2011, 2012, 2013
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# Free Software Foundation, Inc.
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#
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# This file is part of the GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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# These tests require plugin and LTO.
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if { ![check_plugin_api_available]
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|| ![check_lto_available] } {
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return
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}
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global CFLAGS
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global CXXFLAGS
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set saved_CFLAGS "$CFLAGS"
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set saved_CXXFLAGS "$CXXFLAGS"
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regsub -all "\\-Wp,-D_FORTIFY_SOURCE=\[0-9\]+" $CFLAGS "" CFLAGS
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regsub -all "\\-Wp,-D_FORTIFY_SOURCE=\[0-9\]+" $CXXFLAGS "" CXXFLAGS
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proc restore_notify { } {
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global saved_CFLAGS
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global saved_CXXFLAGS
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set CFLAGS "$saved_CFLAGS"
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set CXXFLAGS "$saved_CXXFLAGS"
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}
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# Simple LTO tests and generate input files for complex LTO tests.
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set lto_link_tests {
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{"LTO 1"
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"-O2 -flto -fuse-linker-plugin" "-flto -fuse-linker-plugin"
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{lto-1a.c lto-1b.c} {} "lto-1.exe"}
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{"Build libdummy.a 2"
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"" "-O2 -flto -fuse-linker-plugin"
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{lto-2.c} {} "libdummy.a"}
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{"LTO 2"
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"-static -O2 -flto -fuse-linker-plugin tmpdir/lto-2.o -lm" ""
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{dummy.c} {} "lto-2.exe"}
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{"Build libdummy.a 3a"
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"" "-flto"
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{lto-3a.c} {} "libdummy.a"}
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{"Build libdummy.a 3c"
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"" "-O2"
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{lto-3c.c} {} "libdummy.a"}
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{"Build liblto-3.a"
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"" "-flto -ffat-lto-objects"
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{lto-3b.c} {} "liblto-3.a"}
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{"Build libdummy.a 5a"
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"" "-flto"
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{lto-5a.c} {} "libdummy.a"}
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{"Build libdummy.a 5b"
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"" "-flto"
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{lto-5b.c} {} "libdummy.a"}
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{"LTO 6"
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"-O2 -flto -fuse-linker-plugin" ""
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{lto-6.c} {} "lto-6.exe" "c"}
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{"Build libdummy.a 9"
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"" "-O2 -finline -flto"
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{lto-9.cc} {} "libdummy.a"}
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{"Build libdummy.a 11a"
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"" "-O -flto"
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{lto-11a.c} {} "libdummy.a"}
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{"Build libdummy.a 11b"
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"" "-O -flto"
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{lto-11b.c} {} "libdummy.a"}
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{"Build libdummy.a 11c"
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"" "-O"
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{lto-11c.c} {} "libdummy.a"}
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{"Build liblto-12.a"
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"" "-O2 -flto"
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{lto-12c.c} {} "liblto-12.a"}
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{"Build libdummy.a 12"
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"" "-O2 -flto"
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{lto-12a.c lto-12b.c} {} "libdummy.a"}
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{"Build libdummy.a 13"
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"" "-O2 -flto"
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{lto-13a.c lto-13b.c} {} "libdummy.a"}
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{"Build liblto-13.a"
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"" "-O2"
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{lto-13c.c} {} "liblto-13.a"}
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{"Build libdummy.a 14a"
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"" "-flto"
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{lto-14a.c lto-14b.c} {} "libdummy.a"}
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{"Build liblto-14.a"
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"" "-flto"
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{lto-14c.c} {} "liblto-14.a"}
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{"Build libdummy.a 15a"
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"" "-flto"
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{lto-15a.c} {} "libdummy.a"}
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{"Build liblto-15.a"
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"" "-flto"
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{lto-15b.c} {} "liblto-15.a"}
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{"PR ld/12696"
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"-O2 -flto -fuse-linker-plugin -r -nostdlib" "-O2 -flto"
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{pr12696-1.cc} {} "pr12696-1r.o" "c"}
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{"Build libdummy.a PR ld/12758"
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"" ""
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{pr12758a.s} {} "libdummy.a"}
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{"Build libpr12758.a"
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"" "-flto -O2 -ffat-lto-objects"
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{pr12758b.c} {} "libpr12758.a"}
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{"PR ld/12758"
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"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12758a.o -Wl,--start-group tmpdir/libpr12758.a -Wl,--end-group" ""
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{dummy.c} {} "pr12758.exe"}
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{"Build libdummy.a PR ld/12760"
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"" ""
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{pr12760a.c} {} "libdummy.a"}
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{"Build libpr12760.a"
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"" "-flto -O2 -ffat-lto-objects"
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{pr12760b.c} {} "libpr12760.a"}
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{"PR ld/12760"
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"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" ""
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{dummy.c} {} "pr12760.exe" "c" "warning: Bad bar"}
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{"Build libpr13183.a"
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"-T" "-flto -O2 -ffat-lto-objects"
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{pr13183a.c} {} "libpr13183.a"}
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{"Build libdummy.a PR ld/13183"
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"" "-flto -O2"
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{pr13183b.c} {} "libdummy.a"}
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{"Build libdummy.a PR ld/13201"
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"" "-flto -O2"
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{pr13201.c} {} "libdummy.a"}
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{"PR ld/13287"
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"-flto -fuse-linker-plugin -Wl,--as-needed" "-flto"
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{pr13287.cc} {} "pr13287.exe" "c++"}
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{"PR ld/15323"
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"" "-O2"
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{pr15323a.c} {} "libdummy.a" "c"}
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}
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if { [at_least_gcc_version 4 7] } {
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set lto_link_tests [concat $lto_link_tests {
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{"Build libdummy.a PR ld/12942 (1)"
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"" "-flto -O2"
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{pr12942a.cc pr12942c.cc} {} "libdummy.a" "c++"}
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{"Build libdummy.a PR ld/12942 (2)"
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"" "-O0"
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{pr12942b.cc} {} "libdummy.a" "c++"}
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}]
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}
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# Generate input files for complex LTO tests for ELF.
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set lto_link_elf_tests {
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{"Build libdummy.a 7"
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"" "-flto -O2"
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{lto-7a.c lto-7b.c lto-7c.c} {} "libdummy.a"}
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{"Build liblto-7.so"
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"-shared" "-O2 -fpic"
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{lto-7d.c} {} "liblto-7.so" "c"}
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{"Build libdummy.a 8a"
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"" "-O2"
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{lto-8a.c} {} "libdummy.a"}
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{"Build libdummy.a 8b"
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"" "-flto -O2"
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{lto-8b.c} {} "libdummy.a"}
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{"Build liblto-17a.so"
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"-shared -O2 -fpic -flto -fuse-linker-plugin" "-O2 -fpic -flto"
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{lto-17a.c} {{"nm" {} "lto-17a.d"}} "liblto-17a.so" "c"}
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{"Build liblto-17b.so 1"
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"-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto"
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{lto-17b.c} {{"nm" {} "lto-17b-1.d"}} "liblto-17b.so"}
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{"Build liblto-17b.so 2"
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"-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto"
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{lto-17b.c} {{"nm" {} "lto-17b-2.d"}} "liblto-17b.so"}
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{"PR ld/12982"
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"-O2 -flto -fuse-linker-plugin" "-O2 -flto"
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{pr12982.c} {{"readelf" {-l --wide} "pr12982.d"}} "pr12982.exe"}
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{"PR ld/12975"
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"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib -Wl,-version-script,pr12975.t" "-O2 -flto"
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{pr12975.c} {{"readelf" {-s --wide} "pr12975.d"}} "pr12975.so" "c"}
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{"PR ld/13229"
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"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -finline -fno-early-inlining -flto"
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{pr13229.cc} {{"readelf" {-s --wide} "pr13229.d"}} "pr13229.so" "c++"}
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{"PR ld/13244"
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"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -fno-early-inlining -flto"
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{pr13244.c} {{"readelf" {-s --wide} "pr13244.d"}} "pr13244.so" "c"}
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{"Build libpr15146a.a"
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"" "-flto -O2"
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{pr15146a.c} {} "lib15146a.a"}
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{"Build pr15146b.so"
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"-shared" "-O2 -fpic"
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{pr15146b.c} {} "pr15146b.so" "c"}
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{"Build pr15146c.so"
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"-shared -Wl,--no-as-needed tmpdir/pr15146b.so" "-O2 -fpic"
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{pr15146c.c} {} "pr15146c.so" "c"}
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{"PR ld/15146 (1)"
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"-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146a.o tmpdir/pr15146c.so" ""
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{dummy.c} {{"readelf" {-d} "pr15146.d"}} "pr15146a.exe"}
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{"Build libpr15146d.a"
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"" "-flto -O2"
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{pr15146d.c} {} "lib15146d.a"}
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{"Build libpr15146d.a"
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"" "-flto -O2"
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{pr15146d.c} {} "lib15146d.a"}
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}
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# Check final symbols in executables.
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set lto_link_symbol_tests {
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{"LTO 3 symbol"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" ""
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{dummy.c} {{"nm" {} "lto-3.d"}} "lto-3.exe" "c"}
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{"LTO 5 symbol"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" ""
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{dummy.c} {{"nm" {} "lto-5.d"}} "lto-5.exe" "c"}
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{"LTO 9 symbol"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-9.o" ""
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{dummy.c} {{"nm" {-C} "lto-9.d"}} "lto-9.exe" "c++"}
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{"LTO 16a symbol"
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"-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin" "-flto"
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{lto-16a.c} {{"nm" {} "lto-16a.d"}} "lto-16.exe" "c"}
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{"LTO 16b symbol"
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"-O2 -Wl,-e,foo -u bar -nostdlib -flto -fuse-linker-plugin" "-flto"
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{lto-16a.c lto-16b.c} {{"nm" {} "lto-16b.d"}} "lto-16b.exe" "c"}
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{"PR ld/13183"
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"-O2 -flto -fuse-linker-plugin tmpdir/pr13183b.o tmpdir/libpr13183.a" ""
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{dummy.c} {{"nm" {} "pr13183.d"}} "pr13183.exe" "c"}
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}
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# LTO run-time tests.
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set lto_run_tests {
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{"LTO 3a"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" ""
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{dummy.c} "lto-3b.exe" "lto-3.out" "" "c"}
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{"LTO 3b"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/lto-3.o" ""
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{dummy.c} "lto-3c.exe" "lto-3.out" "" "c"}
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{"LTO 3c"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o -Wl,--whole-archive tmpdir/liblto-3.a -Wl,--no-whole-archive tmpdir/liblto-3.a" ""
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{dummy.c} "lto-3d.exe" "lto-3.out" "" "c"}
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{"LTO 5"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" ""
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{dummy.c} "lto-5.exe" "lto-5.out" "" "c"}
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{"LTO 11"
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"-O -flto -fuse-linker-plugin tmpdir/liblto-11.a" ""
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{dummy.c} "lto-11.exe" "lto-11.out" "" "c"}
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{"LTO 12a"
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"-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/liblto-12.a tmpdir/lto-12b.o" ""
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{dummy.c} "lto-12a.exe" "lto-12.out" "" "c"}
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{"LTO 12b"
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"-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/lto-12b.o tmpdir/liblto-12.a" ""
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{dummy.c} "lto-12b.exe" "lto-12.out" "" "c"}
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{"LTO 13"
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"-O -flto -fuse-linker-plugin tmpdir/lto-13a.o tmpdir/liblto-13.a tmpdir/lto-13b.o" ""
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{dummy.c} "lto-13.exe" "lto-13.out" "" "c"}
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{"LTO 14"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-14a.o -Wl,--whole-archive tmpdir/liblto-14.a -Wl,--no-whole-archive tmpdir/lto-14b.o" ""
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{dummy.c} "lto-14.exe" "lto-14.out" "" "c"}
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{"LTO 15"
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"-O2 -flto -fuse-linker-plugin -Wl,--start-group tmpdir/liblto-15.a tmpdir/lto-15a.o -Wl,--end-group" ""
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{dummy.c} "lto-15.exe" "lto-15.out" "" "c"}
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{"PR ld/13066"
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"-O2 -flto -fuse-linker-plugin" ""
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{pr13066.cc} "pr13066.exe" "pr13066.out" "" "c++"}
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{"PR ld/13201"
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"-O2 -flto -fuse-linker-plugin -Wl,--as-needed tmpdir/pr13201.o -lm" ""
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{dummy.c} "pr13201.exe" "pr13201.out" "" "c"}
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{"PR ld/15323"
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"-O2 -flto -fuse-linker-plugin tmpdir/pr15323a.o" ""
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{pr15323b.c} "pr15323.exe" "pr15323.out" "-flto -O2" "c"}
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}
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if { [at_least_gcc_version 4 7] } {
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set lto_run_tests [concat $lto_run_tests {
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{"PR ld/12942 (1)"
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"-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942b.o" ""
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{dummy.c} "pr12942a.exe" "pr12942.out" "" "c++"}
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{"PR ld/12942 (2)"
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"-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942c.o" ""
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{dummy.c} "pr12942c.exe" "pr12942.out" "" "c++"}
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}]
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}
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# LTO run-time tests for ELF
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set lto_run_elf_tests {
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{"LTO 7"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-7b.o tmpdir/lto-7c.o tmpdir/lto-7a.o -Wl,--no-as-needed tmpdir/liblto-7.so" ""
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{dummy.c} "lto-7.exe" "lto-7.out" "" "c"}
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{"LTO 8"
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"-O2 -flto -fuse-linker-plugin tmpdir/lto-8b.o tmpdir/lto-8a.o" ""
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{dummy.c} "lto-8.exe" "lto-8.out" "" "c"}
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{"LTO TLS IE"
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"-O2 -flto -fuse-linker-plugin" ""
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{run-ie.c} "run-ie.exe" "run-ie.out" "" "c"}
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}
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run_cc_link_tests $lto_link_tests
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# Restrict these to ELF targets that support shared libs and PIC.
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if { [is_elf_format] && [check_lto_shared_available] } {
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run_cc_link_tests $lto_link_elf_tests
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set testname "PR ld/15146 (2)"
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set exec_output [run_host_cmd "$CC" "$gcc_gas_flag $gcc_ld_flag -O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146d.o tmpdir/pr15146c.so"]
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if { [ regexp "undefined reference to symbol 'xxx'" $exec_output ] } {
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pass $testname
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} {
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fail $testname
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}
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}
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set testname "Build liblto-11.a"
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remote_file host delete "tmpdir/liblto-11.a"
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set catch_output [run_host_cmd "$ar" "rc tmpdir/liblto-11.a tmpdir/lto-11a.o tmpdir/lto-11b.o tmpdir/lto-11c.o"]
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if {![string match "" $catch_output]} {
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unresolved $testname
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restore_notify
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return
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}
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if { [at_least_gcc_version 4 7] } {
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# Check expected LTO linker errors.
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set testname "PR ld/12942 (3)"
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set exec_output [run_host_cmd "$CXX" "$gcc_gas_flag $gcc_ld_flag -O2 -flto -fuse-linker-plugin tmpdir/pr12942b.o tmpdir/pr12942a.o"]
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if { [ regexp "undefined reference to `link_error\\(\\)'" $exec_output ] } {
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pass $testname
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} {
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fail $testname
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}
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}
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# Run "ld -r" to generate inputs for complex LTO tests.
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run_dump_test "lto-3r"
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remote_exec host "mv" "tmpdir/dump tmpdir/lto-3.o"
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run_dump_test "lto-5r"
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remote_exec host "mv" "tmpdir/dump tmpdir/lto-5.o"
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run_cc_link_tests $lto_link_symbol_tests
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# The following tests require running the executable generated by ld.
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if ![isnative] {
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return
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}
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run_ld_link_exec_tests [] $lto_run_tests
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if { [is_elf_format] } {
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run_ld_link_exec_tests [] $lto_run_elf_tests
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}
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|
restore_notify
|