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d49f2dd78b
the ABI section of the triple explicitly asks for N64, and in fact GCC also does so. It can fix the test failure: FAIL: libdep test: did not get expected output from the linker with Debian's mipsisa64r6el-linux-gnuabi64 toolchain.
545 lines
14 KiB
Plaintext
545 lines
14 KiB
Plaintext
# Basic expect script for LD Regression Tests
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# Copyright (C) 1993-2024 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 file 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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#
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# Written by Jeffrey Wheat (cassidy@cygnus.com)
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#
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if [info exists env(LD_UNDER_TEST)] {
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# LD_UNDER_TEST must be an absolute full path.
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if {[file pathtype $env(LD_UNDER_TEST)] ne "absolute"} {
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perror "**************************************************"
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perror "Environment variable LD_UNDER_TEST ($env(LD_UNDER_TEST)) isn't an absolute full path."
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perror "**************************************************"
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exit 1
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} elseif {![file exists $env(LD_UNDER_TEST)]} {
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perror "**************************************************"
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perror "Environment variable LD_UNDER_TEST ($env(LD_UNDER_TEST)) doesn't exist."
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perror "**************************************************"
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exit 1
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}
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set ld "$env(LD_UNDER_TEST)"
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set LD "$ld"
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}
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if ![info exists ld] then {
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set ld [findfile $base_dir/ld-new $base_dir/ld-new [transform ld]]
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}
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if ![info exists as] then {
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set as [findfile $base_dir/../gas/as-new $base_dir/../gas/as-new [transform as]]
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}
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if ![info exists nm] then {
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set nm [findfile $base_dir/../binutils/nm-new $base_dir/../binutils/nm-new [transform nm]]
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}
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if ![info exists objdump] then {
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set objdump [findfile $base_dir/../binutils/objdump]
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}
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if ![info exists objcopy] then {
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set objcopy [findfile $base_dir/../binutils/objcopy]
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}
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if ![info exists ar] then {
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set ar [findfile $base_dir/../binutils/ar]
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}
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if ![info exists strip] then {
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set strip [findfile $base_dir/../binutils/strip-new $base_dir/../binutils/strip-new [transform strip]]
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}
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if ![info exists size] then {
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set size [findfile $base_dir/../binutils/size]
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}
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remote_exec host "mkdir -p tmpdir"
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# Make symlinks from tmpdir/ld to the linker and assembler in the
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# build tree, so that we can use a -B option to gcc to force it to use
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# the newly built linker and assembler.
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# The variable ld_testsuite_bindir allows to provide another directory
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# for -B option. This can be useful when launching the testsuite outside
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# the build tree as the symlinks will be wrong in this case.
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if {[info exists ld_testsuite_bindir]} {
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set gcc_B_opt "-B$ld_testsuite_bindir/"
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} else {
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# Delete tmpdir/ld first to remove tmpdir/ld/ld created by the
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# previous LD_UNDER_TEST runs.
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file delete -force tmpdir/ld
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catch "exec mkdir tmpdir/ld" status
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if [info exists env(LD_UNDER_TEST)] {
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catch "exec ln -s $env(LD_UNDER_TEST) tmpdir/ld/ld" status
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} else {
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catch "exec ln -s ../../ld-new tmpdir/ld/ld" status
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}
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catch "exec ln -s ld tmpdir/ld/collect-ld" status
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catch "exec ln -s ../../../gas/as-new tmpdir/ld/as" status
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set gcc_B_opt "-B[pwd]/tmpdir/ld/"
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}
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# load the linker path
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set ld_L_opt ""
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if {[file exists tmpdir/libpath.exp]} {
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load_lib tmpdir/libpath.exp
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foreach dir $libpath {
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append ld_L_opt " -L$dir"
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}
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}
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if {![info exists CC]} {
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set CC gcc
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}
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if {![info exists CFLAGS]} {
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set CFLAGS "-g -O2"
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}
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if {![info exists CC_FOR_TARGET]} {
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set CC_FOR_TARGET [find_gcc]
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}
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if {![info exists CFLAGS_FOR_TARGET]} {
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set CFLAGS_FOR_TARGET "-g -O2"
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}
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if {![info exists CXX_FOR_TARGET]} {
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set CXX_FOR_TARGET [find_g++]
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}
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if {![info exists CXXFLAGS_FOR_TARGET]} {
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set CXXFLAGS_FOR_TARGET ""
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}
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# This allows us to run the linker testsuite with clang as the compilation
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# driver instead of gcc. The syntax of the overrides are as follows, one
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# per line:
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#
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# '#': Silence information about the changes to the command line arguments.
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#
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# '^': Add FOO as a new argument at the beginning of the command line.
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#
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# '+': Add FOO as a new argument at the end of the command line.
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#
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# 's/XXX/YYY/': Substitute the regular expression XXX with YYY in the command
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# line.
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#
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# 'xOPTION': Removes all instances of the literal argument OPTION.
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#
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# 'XOPTION': Removes all instances of the literal argument OPTION,
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# and the following argument.
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#
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# 'Ox': Removes all flags matching 'O' or 'O[sz0-9]' and adds 'Ox'
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# at the end of the command line.
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#
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# \param OS - The stream to write edit information to.
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# \param Args - The vector of command line arguments.
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# \param Edit - The override command to perform.
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# \param SavedStrings - Set to use for storing string representations.
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# Only set up the environment variable if the user has not already provided one.
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if {! [info exists env(CCC_OVERRIDE_OPTIONS)]} {
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set env(CCC_OVERRIDE_OPTIONS) "#\
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+-Wno-unused-command-line-argument \
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+-Wno-unknown-attributes \
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+-Wno-tautological-compare \
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+-Wno-ignored-optimization-argument \
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+-Wno-deprecated \
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+-fuse-ld=$ld \
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x-Wa,--elf-stt-common=yes \
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x-Wa,-mx86-used-note=no \
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x-Wa,-mx86-used-note=yes \
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x-Wa,-madd-bnd-prefix \
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x-fno-early-inlining \
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x-fno-toplevel-reorder \
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x-flto-partition=none \
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x-feliminate-dwarf2-dups \
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s/-Wa,-mrelax-relocations=yes,-mx86-used-note=yes/-Wa,-mrelax-relocations=yes/ \
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s/-Wa,--compress-debug-sections=zlib/-Wa,-compress-debug-sections=zlib/ \
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s/-Wa,--compress-debug-sections=zlib-gabi/-Wa,-compress-debug-sections=zlib-gabi/ \
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"
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}
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# The mips64-*-linux-gnu compiler defaults to the N32 ABI after
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# installed, but to the O32 ABI in the build tree, because of some
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# specs-file hacks. Make sure we use an ABI that is compatible with
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# the one we expect.
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# mips*64*-*linux-gnuabi64 compiler defaults to N64 ABI.
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if {([istarget mips64*-*-linux*] || [istarget mips*64*-*-linux-gnuabi64]) &&
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(![board_info [target_info name] exists multilib_flags] ||
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![string match "*-mabi" [board_info [target_info name] multilib_flags]])
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} {
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if { [istarget *-*-gnuabi64] } {
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append gcc_B_opt " -mabi=64"
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} else {
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append gcc_B_opt " -mabi=n32"
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}
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}
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if { [istarget rx-*-*] } {
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global ASFLAGS
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set ASFLAGS "-muse-conventional-section-names"
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}
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# Blackfin ELF targets require selection of an explicit CPU. Use the sim.
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if {[istarget bfin*-elf*]} {
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append gcc_B_opt " -msim"
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}
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# load the utility procedures
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load_lib ld-lib.exp
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proc get_target_emul {} {
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global target_triplet
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global srcdir
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set status [catch "exec sh -c \"targ='$target_triplet' && . $srcdir/../configure.tgt && echo \\\$targ_emul\"" result]
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if $status { error "Error getting emulation name: $result" }
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return $result
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}
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if ![info exists HOSTING_EMU] { set HOSTING_EMU "-m [get_target_emul]" }
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#
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# ld_version -- extract and print the version number of ld compiler (GCC)
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#
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proc ld_version {} {
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global ld
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default_ld_version $ld
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}
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#
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# ld_exit -- just a stub for ld
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#
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proc ld_exit {} {
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}
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#
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# ld_start
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# relink the linker
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#
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proc ld_start { ld target } {
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#
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}
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#
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# ld_relocate
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# link an object using relocation
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#
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proc ld_relocate { ld target objects } {
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default_ld_relocate $ld $target $objects
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}
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#
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# ld_link
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# link a program using ld
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#
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proc ld_link { ld target objects } {
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default_ld_link $ld $target $objects
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}
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#
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# ld_compile
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# compile an object using $cc
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#
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proc ld_compile { cc source object } {
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default_ld_compile $cc $source $object
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}
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#
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# ld_assemble
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# assemble a file
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#
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proc ld_assemble { as source object } {
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default_ld_assemble $as "" $source $object
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}
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#
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# ld_assemble_flags
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# assemble a file with extra flags
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#
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proc ld_assemble_flags { as flags source object } {
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default_ld_assemble $as $flags $source $object
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}
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#
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# ld_nm
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# run nm on a file
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#
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proc ld_nm { nm nmflags object } {
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default_ld_nm $nm $nmflags $object
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}
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#
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# ld_exec
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# execute ithe target
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#
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proc ld_exec { target output } {
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default_ld_exec $target $output
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}
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# From gas-defs.exp, to support run_dump_test.
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if ![info exists AS] then {
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set AS $as
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}
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if ![info exists ASFLAGS] then {
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set ASFLAGS ""
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}
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if ![info exists OBJDUMP] then {
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set OBJDUMP $objdump
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}
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if ![info exists OBJDUMPFLAGS] then {
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set OBJDUMPFLAGS {}
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}
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if ![info exists NM] then {
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set NM $nm
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}
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if ![info exists NMFLAGS] then {
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set NMFLAGS {}
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}
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if ![info exists OBJCOPY] then {
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set OBJCOPY $objcopy
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}
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if ![info exists OBJCOPYFLAGS] then {
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set OBJCOPYFLAGS {}
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}
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if ![info exists RANLIB] then {
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set RANLIB [findfile $base_dir/../binutils/ranlib]
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}
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if ![info exists READELF] then {
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set READELF [findfile $base_dir/../binutils/readelf]
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}
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if ![info exists READELFFLAGS] then {
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set READELFFLAGS {}
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}
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if ![info exists SIZE] then {
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set SIZE [findfile $base_dir/../binutils/size]
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}
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if ![info exists SIZEFLAGS] then {
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set SIZEFLAGS ""
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}
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if ![info exists ELFEDIT] then {
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set ELFEDIT [findfile $base_dir/../binutils/elfedit]
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}
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if ![info exists LD] then {
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set LD [findfile $base_dir/ld-new ./ld-new [transform ld]]
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}
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if ![info exists LDFLAGS] then {
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set LDFLAGS {}
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}
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if { ![info exists DT_RELR_LDFLAGS] } then {
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if { [supports_dt_relr] } then {
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set DT_RELR_LDFLAGS "-z pack-relative-relocs"
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} else {
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set DT_RELR_LDFLAGS {}
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}
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}
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if { ![info exists DT_RELR_CC_LDFLAGS] } then {
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if { [supports_dt_relr] } then {
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set DT_RELR_CC_LDFLAGS "-Wl,-z,pack-relative-relocs"
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} else {
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set DT_RELR_CC_LDFLAGS {}
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}
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}
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if { ![info exists NO_DT_RELR_LDFLAGS] } then {
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if { [supports_dt_relr] } then {
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set NO_DT_RELR_LDFLAGS "-z nopack-relative-relocs"
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} else {
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set NO_DT_RELR_LDFLAGS {}
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}
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}
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if { ![info exists NO_DT_RELR_CC_LDFLAGS] } then {
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if { [supports_dt_relr] } then {
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set NO_DT_RELR_CC_LDFLAGS "-Wl,-z,nopack-relative-relocs"
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} else {
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set NO_DT_RELR_CC_LDFLAGS {}
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}
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}
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# Set LD_CLASS to "64bit" for a 64-bit *host* linker.
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if { ![info exists LD_CLASS] } then {
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set REAL_LD [findfile $base_dir/.libs/ld-new .libs/ld-new $LD [transform ld]]
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set readelf_output [run_host_cmd "$READELF" "-h $REAL_LD"]
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if { [regexp {[ \t]+Class:[ \t]+ELF64} $readelf_output] } then {
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set LD_CLASS "64bit"
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} else {
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set LD_CLASS "32bit"
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}
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}
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# Compiler tests
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proc compiler_supports { flag args } {
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if { [check_compiler_available] } {
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global CC_FOR_TARGET
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set flags ""
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if [board_info [target_info name] exists cflags] {
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append flags " [board_info [target_info name] cflags]"
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}
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if [board_info [target_info name] exists ldflags] {
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append flags " [board_info [target_info name] ldflags]"
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}
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set fn "cs[pid].c"
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set rfno "cs[pid].exe"
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set f [open $fn "w"]
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if { [llength $args] > 0 } {
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puts $f [lindex $args 0]
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} else {
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puts $f "int main (void) { return 0; }"
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}
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close $f
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set rfn [remote_download host $fn]
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set avail [run_host_cmd_yesno "$CC_FOR_TARGET" "$flags $flag $rfn -o $rfno"]
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remote_file host delete $rfno
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remote_file host delete $rfn
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file delete $fn
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return $avail
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}
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return 0
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}
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if { ![info exists PLT_CFLAGS] } then {
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set PLT_CFLAGS ""
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if [compiler_supports "-c -fplt"] {
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set PLT_CFLAGS "-fplt"
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}
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}
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if { ![info exists NOPIE_CFLAGS] || ![info exists NOPIE_LDFLAGS] } then {
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set NOPIE_CFLAGS ""
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set NOPIE_LDFLAGS ""
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if [compiler_supports "-fno-PIE -no-pie"] {
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set NOPIE_CFLAGS "-fno-PIE"
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set NOPIE_LDFLAGS "-no-pie"
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}
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}
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if { ![info exists NOCF_PROTECTION_CFLAGS] } then {
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set NOCF_PROTECTION_CFLAGS ""
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if [compiler_supports "-fcf-protection=none"] {
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set NOCF_PROTECTION_CFLAGS "-fcf-protection=none"
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}
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}
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if { ![info exists GNU2_CFLAGS] } then {
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set GNU2_CFLAGS ""
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if [compiler_supports "-c -mtls-dialect=gnu2" "__thread int y = 1;"] {
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set GNU2_CFLAGS "-mtls-dialect=gnu2"
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}
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}
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if { ![info exists INT128_CFLAGS] } then {
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set INT128_CFLAGS ""
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if [compiler_supports "-c" "__int128 a = 42;"] {
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set INT128_CFLAGS "-DHAS_INT128"
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}
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}
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if { ![info exists STATIC_LDFLAGS] } then {
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set STATIC_LDFLAGS ""
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if [compiler_supports "-static"] {
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set STATIC_LDFLAGS "-static"
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}
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}
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if { ![info exists STATIC_PIE_LDFLAGS] } then {
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set STATIC_PIE_LDFLAGS ""
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if [compiler_supports "-static-pie"] {
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set STATIC_PIE_LDFLAGS "-static-pie"
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}
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}
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if { ![info exists NOSANITIZE_CFLAGS] } then {
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set NOSANITIZE_CFLAGS ""
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if [compiler_supports "-fno-sanitize=all"] {
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set NOSANITIZE_CFLAGS "-fno-sanitize=all"
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}
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}
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append CFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS"
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append CXXFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS"
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if { ![info exists NOLTO_CFLAGS] } then {
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set NOLTO_CFLAGS ""
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if [compiler_supports "-fno-lto"] {
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set NOLTO_CFLAGS "-fno-lto"
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}
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}
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# Provide dummy libraries that alpha-vms-ld always loads
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if { [istarget alpha*-*-*vms*] } {
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set src tmpdir/empty.s
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set f [open $src "w"]
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close $f
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if { [ld_assemble $as $src tmpdir/empty.o]
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&& ![ld_link $LD tmpdir/empty tmpdir/empty.o]
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&& [regsub -all {[^\n]*: cannot find -l([^\n :]*)[^\n]*} $exec_output {tmpdir/lib\1.a } missing_libs] } {
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regsub -all {\$} $missing_libs {\\\$} missing_libs
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for { set i 0 } { $i < [llength $missing_libs] } { incr i } {
|
|
set f [lindex $missing_libs $i]
|
|
verbose -log "creating dummy $f"
|
|
ar_simple_create $ar {} $f tmpdir/empty.o
|
|
}
|
|
append LDFLAGS " -Ltmpdir"
|
|
unset i missing_libs
|
|
}
|
|
unset f src
|
|
}
|
|
|
|
set plug_opt ""
|
|
if { [check_compiler_available] } {
|
|
set plugin_names {
|
|
liblto_plugin.so
|
|
liblto_plugin-0.dll
|
|
cyglto_plugin-0.dll
|
|
}
|
|
foreach plug $plugin_names {
|
|
set plug_so [run_host_cmd $CC_FOR_TARGET "--print-prog-name $plug"]
|
|
if { $plug_so eq $plug } then {
|
|
set plug_so [run_host_cmd $CC_FOR_TARGET "--print-file-name $plug"]
|
|
}
|
|
if { $plug_so ne $plug } then {
|
|
set plug_opt "--plugin $plug_so"
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
if {[file exists .libs/libdep.so]} {
|
|
set dep_plug_opt "--plugin .libs/libdep.so"
|
|
} elseif {[file exists .libs/libdep.dll]} {
|
|
set dep_plug_opt "--plugin .libs/libdep.dll"
|
|
} else {
|
|
set dep_plug_opt ""
|
|
}
|