| # Expect script for ld-plugin LTO tests |
| # Copyright 2011, 2012, 2013 |
| # Free Software Foundation, Inc. |
| # |
| # This file is part of the GNU Binutils. |
| # |
| # 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 this program; if not, write to the Free Software |
| # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| # MA 02110-1301, USA. |
| |
| # These tests require plugin and LTO. |
| if { ![check_plugin_api_available] |
| || ![check_lto_available] } { |
| return |
| } |
| |
| global CFLAGS |
| global CXXFLAGS |
| set saved_CFLAGS "$CFLAGS" |
| set saved_CXXFLAGS "$CXXFLAGS" |
| regsub -all "\\-Wp,-D_FORTIFY_SOURCE=\[0-9\]+" $CFLAGS "" CFLAGS |
| regsub -all "\\-Wp,-D_FORTIFY_SOURCE=\[0-9\]+" $CXXFLAGS "" CXXFLAGS |
| |
| proc restore_notify { } { |
| global saved_CFLAGS |
| global saved_CXXFLAGS |
| set CFLAGS "$saved_CFLAGS" |
| set CXXFLAGS "$saved_CXXFLAGS" |
| } |
| |
| # Simple LTO tests and generate input files for complex LTO tests. |
| set lto_link_tests { |
| {"LTO 1" |
| "-O2 -flto -fuse-linker-plugin" "-flto -fuse-linker-plugin" |
| {lto-1a.c lto-1b.c} {} "lto-1.exe"} |
| {"Build libdummy.a 2" |
| "" "-O2 -flto -fuse-linker-plugin" |
| {lto-2.c} {} "libdummy.a"} |
| {"LTO 2" |
| "-static -O2 -flto -fuse-linker-plugin tmpdir/lto-2.o -lm" "" |
| {dummy.c} {} "lto-2.exe"} |
| {"Build libdummy.a 3a" |
| "" "-flto" |
| {lto-3a.c} {} "libdummy.a"} |
| {"Build libdummy.a 3c" |
| "" "-O2" |
| {lto-3c.c} {} "libdummy.a"} |
| {"Build liblto-3.a" |
| "" "-flto" |
| {lto-3b.c} {} "liblto-3.a"} |
| {"Build libdummy.a 5a" |
| "" "-flto" |
| {lto-5a.c} {} "libdummy.a"} |
| {"Build libdummy.a 5b" |
| "" "-flto" |
| {lto-5b.c} {} "libdummy.a"} |
| {"LTO 6" |
| "-O2 -flto -fuse-linker-plugin" "" |
| {lto-6.c} {} "lto-6.exe" "c"} |
| {"Build libdummy.a 9" |
| "" "-O2 -finline -flto" |
| {lto-9.cc} {} "libdummy.a"} |
| {"Build libdummy.a 11a" |
| "" "-O -flto" |
| {lto-11a.c} {} "libdummy.a"} |
| {"Build libdummy.a 11b" |
| "" "-O -flto" |
| {lto-11b.c} {} "libdummy.a"} |
| {"Build libdummy.a 11c" |
| "" "-O" |
| {lto-11c.c} {} "libdummy.a"} |
| {"Build liblto-12.a" |
| "" "-O2 -flto" |
| {lto-12c.c} {} "liblto-12.a"} |
| {"Build libdummy.a 12" |
| "" "-O2 -flto" |
| {lto-12a.c lto-12b.c} {} "libdummy.a"} |
| {"Build libdummy.a 13" |
| "" "-O2 -flto" |
| {lto-13a.c lto-13b.c} {} "libdummy.a"} |
| {"Build liblto-13.a" |
| "" "-O2" |
| {lto-13c.c} {} "liblto-13.a"} |
| {"Build libdummy.a 14a" |
| "" "-flto" |
| {lto-14a.c lto-14b.c} {} "libdummy.a"} |
| {"Build liblto-14.a" |
| "" "-flto" |
| {lto-14c.c} {} "liblto-14.a"} |
| {"Build libdummy.a 15a" |
| "" "-flto" |
| {lto-15a.c} {} "libdummy.a"} |
| {"Build liblto-15.a" |
| "" "-flto" |
| {lto-15b.c} {} "liblto-15.a"} |
| {"PR ld/12696" |
| "-O2 -flto -fuse-linker-plugin -r -nostdlib" "-O2 -flto" |
| {pr12696-1.cc} {} "pr12696-1r.o" "c"} |
| {"Build libdummy.a PR ld/12758" |
| "" "" |
| {pr12758a.s} {} "libdummy.a"} |
| {"Build libpr12758.a" |
| "" "-flto -O2" |
| {pr12758b.c} {} "libpr12758.a"} |
| {"PR ld/12758" |
| "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12758a.o -Wl,--start-group tmpdir/libpr12758.a -Wl,--end-group" "" |
| {dummy.c} {} "pr12758.exe"} |
| {"Build libdummy.a PR ld/12760" |
| "" "" |
| {pr12760a.c} {} "libdummy.a"} |
| {"Build libpr12760.a" |
| "" "-flto -O2" |
| {pr12760b.c} {} "libpr12760.a"} |
| {"PR ld/12760" |
| "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" "" |
| {dummy.c} {} "pr12760.exe" "c" "warning: Bad bar"} |
| {"Build libdummy.a PR ld/12942 (1)" |
| "" "-flto -O2" |
| {pr12942a.cc pr12942c.cc} {} "libdummy.a" "c++"} |
| {"Build libdummy.a PR ld/12942 (2)" |
| "" "-O0" |
| {pr12942b.cc} {} "libdummy.a" "c++"} |
| {"Build libpr13183.a" |
| "-T" "-flto -O2" |
| {pr13183a.c} {} "libpr13183.a"} |
| {"Build libdummy.a PR ld/13183" |
| "" "-flto -O2" |
| {pr13183b.c} {} "libdummy.a"} |
| {"Build libdummy.a PR ld/13201" |
| "" "-flto -O2" |
| {pr13201.c} {} "libdummy.a"} |
| {"PR ld/13287" |
| "-flto -fuse-linker-plugin -Wl,--as-needed" "-flto" |
| {pr13287.cc} {} "pr13287.exe" "c++"} |
| {"PR ld/15323" |
| "" "-O2" |
| {pr15323a.c} {} "libdummy.a" "c"} |
| } |
| |
| # Generate input files for complex LTO tests for ELF. |
| set lto_link_elf_tests { |
| {"Build libdummy.a 7" |
| "" "-flto -O2" |
| {lto-7a.c lto-7b.c lto-7c.c} {} "libdummy.a"} |
| {"Build liblto-7.so" |
| "-shared" "-O2 -fpic" |
| {lto-7d.c} {} "liblto-7.so" "c"} |
| {"Build libdummy.a 8a" |
| "" "-O2" |
| {lto-8a.c} {} "libdummy.a"} |
| {"Build libdummy.a 8b" |
| "" "-flto -O2" |
| {lto-8b.c} {} "libdummy.a"} |
| {"Build liblto-17a.so" |
| "-shared -O2 -fpic -flto -fuse-linker-plugin" "-O2 -fpic -flto" |
| {lto-17a.c} {{"nm" {} "lto-17a.d"}} "liblto-17a.so" "c"} |
| {"Build liblto-17b.so 1" |
| "-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto" |
| {lto-17b.c} {{"nm" {} "lto-17b-1.d"}} "liblto-17b.so"} |
| {"Build liblto-17b.so 2" |
| "-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto" |
| {lto-17b.c} {{"nm" {} "lto-17b-2.d"}} "liblto-17b.so"} |
| {"PR ld/12982" |
| "-O2 -flto -fuse-linker-plugin" "-O2 -flto" |
| {pr12982.c} {{"readelf" {-l --wide} "pr12982.d"}} "pr12982.exe"} |
| {"PR ld/12975" |
| "-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib -Wl,-version-script,pr12975.t" "-O2 -flto" |
| {pr12975.c} {{"readelf" {-s --wide} "pr12975.d"}} "pr12975.so" "c"} |
| {"PR ld/13229" |
| "-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -finline -fno-early-inlining -flto" |
| {pr13229.cc} {{"readelf" {-s --wide} "pr13229.d"}} "pr13229.so" "c++"} |
| {"PR ld/13244" |
| "-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib" "-O2 -fno-early-inlining -flto" |
| {pr13244.c} {{"readelf" {-s --wide} "pr13244.d"}} "pr13244.so" "c"} |
| {"Build libpr15146a.a" |
| "" "-flto -O2" |
| {pr15146a.c} {} "lib15146a.a"} |
| {"Build pr15146b.so" |
| "-shared" "-O2 -fpic" |
| {pr15146b.c} {} "pr15146b.so" "c"} |
| {"Build pr15146c.so" |
| "-shared -Wl,--no-as-needed tmpdir/pr15146b.so" "-O2 -fpic" |
| {pr15146c.c} {} "pr15146c.so" "c"} |
| {"PR ld/15146 (1)" |
| "-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146a.o tmpdir/pr15146c.so" "" |
| {dummy.c} {{"readelf" {-d} "pr15146.d"}} "pr15146a.exe"} |
| {"Build libpr15146d.a" |
| "" "-flto -O2" |
| {pr15146d.c} {} "lib15146d.a"} |
| {"Build libpr15146d.a" |
| "" "-flto -O2" |
| {pr15146d.c} {} "lib15146d.a"} |
| } |
| |
| # Check final symbols in executables. |
| set lto_link_symbol_tests { |
| {"LTO 3 symbol" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" "" |
| {dummy.c} {{"nm" {} "lto-3.d"}} "lto-3.exe" "c"} |
| {"LTO 5 symbol" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" "" |
| {dummy.c} {{"nm" {} "lto-5.d"}} "lto-5.exe" "c"} |
| {"LTO 9 symbol" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-9.o" "" |
| {dummy.c} {{"nm" {-C} "lto-9.d"}} "lto-9.exe" "c++"} |
| {"LTO 16a symbol" |
| "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin" "-flto" |
| {lto-16a.c} {{"nm" {} "lto-16a.d"}} "lto-16.exe" "c"} |
| {"LTO 16b symbol" |
| "-O2 -Wl,-e,foo -u bar -nostdlib -flto -fuse-linker-plugin" "-flto" |
| {lto-16a.c lto-16b.c} {{"nm" {} "lto-16b.d"}} "lto-16b.exe" "c"} |
| {"PR ld/13183" |
| "-O2 -flto -fuse-linker-plugin tmpdir/pr13183b.o tmpdir/libpr13183.a" "" |
| {dummy.c} {{"nm" {} "pr13183.d"}} "pr13183.exe" "c"} |
| } |
| |
| # LTO run-time tests. |
| set lto_run_tests { |
| {"LTO 3a" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/liblto-3.a" "" |
| {dummy.c} "lto-3b.exe" "lto-3.out" "" "c"} |
| {"LTO 3b" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-3a.o tmpdir/lto-3c.o tmpdir/lto-3.o" "" |
| {dummy.c} "lto-3c.exe" "lto-3.out" "" "c"} |
| {"LTO 3c" |
| "-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" "" |
| {dummy.c} "lto-3d.exe" "lto-3.out" "" "c"} |
| {"LTO 5" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-5.o" "" |
| {dummy.c} "lto-5.exe" "lto-5.out" "" "c"} |
| {"LTO 11" |
| "-O -flto -fuse-linker-plugin tmpdir/liblto-11.a" "" |
| {dummy.c} "lto-11.exe" "lto-11.out" "" "c"} |
| {"LTO 12a" |
| "-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/liblto-12.a tmpdir/lto-12b.o" "" |
| {dummy.c} "lto-12a.exe" "lto-12.out" "" "c"} |
| {"LTO 12b" |
| "-O -flto -fuse-linker-plugin tmpdir/lto-12a.o tmpdir/lto-12b.o tmpdir/liblto-12.a" "" |
| {dummy.c} "lto-12b.exe" "lto-12.out" "" "c"} |
| {"LTO 13" |
| "-O -flto -fuse-linker-plugin tmpdir/lto-13a.o tmpdir/liblto-13.a tmpdir/lto-13b.o" "" |
| {dummy.c} "lto-13.exe" "lto-13.out" "" "c"} |
| {"LTO 14" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-14a.o -Wl,--whole-archive tmpdir/liblto-14.a -Wl,--no-whole-archive tmpdir/lto-14b.o" "" |
| {dummy.c} "lto-14.exe" "lto-14.out" "" "c"} |
| {"LTO 15" |
| "-O2 -flto -fuse-linker-plugin -Wl,--start-group tmpdir/liblto-15.a tmpdir/lto-15a.o -Wl,--end-group" "" |
| {dummy.c} "lto-15.exe" "lto-15.out" "" "c"} |
| {"PR ld/12942 (1)" |
| "-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942b.o" "" |
| {dummy.c} "pr12942a.exe" "pr12942.out" "" "c++"} |
| {"PR ld/12942 (2)" |
| "-O2 -flto -fuse-linker-plugin tmpdir/pr12942a.o tmpdir/pr12942c.o" "" |
| {dummy.c} "pr12942c.exe" "pr12942.out" "" "c++"} |
| {"PR ld/13066" |
| "-O2 -flto -fuse-linker-plugin" "" |
| {pr13066.cc} "pr13066.exe" "pr13066.out" "" "c++"} |
| {"PR ld/13201" |
| "-O2 -flto -fuse-linker-plugin -Wl,--as-needed tmpdir/pr13201.o -lm" "" |
| {dummy.c} "pr13201.exe" "pr13201.out" "" "c"} |
| {"PR ld/15323" |
| "-O2 -flto -fuse-linker-plugin tmpdir/pr15323a.o" "" |
| {pr15323b.c} "pr15323.exe" "pr15323.out" "-flto -O2" "c"} |
| } |
| |
| # LTO run-time tests for ELF |
| set lto_run_elf_tests { |
| {"LTO 7" |
| "-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" "" |
| {dummy.c} "lto-7.exe" "lto-7.out" "" "c"} |
| {"LTO 8" |
| "-O2 -flto -fuse-linker-plugin tmpdir/lto-8b.o tmpdir/lto-8a.o" "" |
| {dummy.c} "lto-8.exe" "lto-8.out" "" "c"} |
| {"LTO TLS IE" |
| "-O2 -flto -fuse-linker-plugin" "" |
| {run-ie.c} "run-ie.exe" "run-ie.out" "" "c"} |
| } |
| |
| run_cc_link_tests $lto_link_tests |
| |
| # Restrict these to ELF targets that support shared libs and PIC. |
| if { [is_elf_format] |
| && [run_host_cmd_yesno $CC "-shared -fPIC $srcdir/$subdir/dummy.c -o tmpdir/t.so"] } { |
| run_cc_link_tests $lto_link_elf_tests |
| set testname "PR ld/15146 (2)" |
| set exec_output [run_host_cmd "$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"] |
| if { [ regexp "ltrans.o: undefined reference to symbol 'xxx'" $exec_output ] } { |
| pass $testname |
| } { |
| fail $testname |
| } |
| } |
| |
| set testname "Build liblto-11.a" |
| remote_file host delete "tmpdir/liblto-11.a" |
| set catch_output [run_host_cmd "$ar" "rc tmpdir/liblto-11.a tmpdir/lto-11a.o tmpdir/lto-11b.o tmpdir/lto-11c.o"] |
| if {![string match "" $catch_output]} { |
| unresolved $testname |
| restore_notify |
| return |
| } |
| |
| # Check expected LTO linker errors. |
| set testname "PR ld/12942 (3)" |
| set exec_output [run_host_cmd "$CXX" "$gcc_gas_flag $gcc_ld_flag -O2 -flto -fuse-linker-plugin tmpdir/pr12942b.o tmpdir/pr12942a.o"] |
| if { [ regexp "pr12942a.h:7: undefined reference to `link_error\\(\\)'" $exec_output ] } { |
| pass $testname |
| } { |
| fail $testname |
| } |
| |
| # Run "ld -r" to generate inputs for complex LTO tests. |
| run_dump_test "lto-3r" |
| remote_exec host "mv" "tmpdir/dump tmpdir/lto-3.o" |
| run_dump_test "lto-5r" |
| remote_exec host "mv" "tmpdir/dump tmpdir/lto-5.o" |
| |
| run_cc_link_tests $lto_link_symbol_tests |
| |
| # The following tests require running the executable generated by ld. |
| if ![isnative] { |
| return |
| } |
| |
| run_ld_link_exec_tests [] $lto_run_tests |
| |
| if { [is_elf_format] } { |
| run_ld_link_exec_tests [] $lto_run_elf_tests |
| } |
| |
| restore_notify |
