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# Expect script for ld-sh tests
# Copyright (C) 2001-2017 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.
#
# Test SH relaxing - that is, that it's disabled when SHmedia sections
# are present.
if ![istarget sh64-*-*] {
return
}
# There are four source files: the first is SHcompact only, the second
# is SHmedia only, the third has both, and the fourth has only a
# .cranges section. The table below has:
# Title
# as flags for first source (else "n/a" to skip)
# ditto, other three files
# ld flags
# 1/0 whether relaxing should have been done or not, or -1 if we expect
# the linker to not produce an output file.
if [istarget sh64*-*-linux*] {
set emul32 "shlelf32_linux"
} elseif { [istarget sh64*-*-netbsd*] || [istarget sh5*-*-netbsd*] } {
set emul32 "shelf32_nbsd"
} else {
set emul32 "shelf32"
}
set sh64relaxtests {
{"SH64 not relaxing, shcompact"
{"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-m$emul32" 0}
{"SH64 relaxing, shcompact"
{"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-relax -m$emul32" 1}
{"SH64 relaxing, shcompacts"
{"-relax -isa shcompact" "-isa shcompact" "n/a" "n/a"} "-relax -m$emul32" 1}
{"SH64 relaxing disabled, shmedia"
{"-relax -isa shcompact" "-isa shmedia -no-mix" "n/a" "n/a"} "-relax -m$emul32" 0}
{"SH64 relaxing disabled, mixed"
{"-relax -isa shcompact" "n/a" "-isa shcompact" "n/a"} "-relax -m$emul32" 0}
{"SH64 relaxing disabled, cranges"
{"-relax -isa shcompact" "n/a" "n/a" ""} "-relax -m$emul32" 0}
}
proc run_sh64relaxtest {sh64relaxtests} {
global ld
global as
global nm
global objdump
global readelf
global srcdir
global subdir
global emul32
set testindex 0
set sh64relaxfiles {
"relax1.s" "relax2.s" "relax3.s" "relax4.s"
}
foreach testentry $sh64relaxtests {
set testname [lindex $testentry 0]
set as_options [lindex $testentry 1]
set ld_options [subst [lindex $testentry 2]]
set expect_relaxed [lindex $testentry 3]
set is_unresolved 0
set objfiles {}
incr testindex
# Assemble each file in the test.
for {set i 0} {$i < 4} {incr i} {
set as_file [lindex $sh64relaxfiles $i]
set as_opt [lindex $as_options $i]
if { [string compare $as_opt "n/a"] != 0 } {
set objfile "tmpdir/[file rootname $as_file]-$testindex.o"
lappend objfiles $objfile
if ![ld_assemble $as "$as_opt $srcdir/$subdir/$as_file" $objfile] {
set is_unresolved 1
break
}
}
}
# Catch assembler errors.
if { $is_unresolved != 0 } {
unresolved $testname
continue
}
set binfile "tmpdir/relax-$testindex.x"
# We're not interested in the pass/fail of the linker as much
# as we're interested in whether or not relaxing got properly
# disabled. Hence the lax checking here.
file delete $binfile
set result [ld_simple_link $ld $binfile " --no-warn-mismatch $ld_options $objfiles"]
if ![file exists $binfile] {
if {$expect_relaxed == -1} {
pass $testname
continue
}
verbose "$testname: file $binfile doesn't exist" 1
fail $testname
continue
}
catch "exec $objdump -d $binfile" objdump_output
regexp "\[ \t](jsr|bsr)\[ \t]" $objdump_output ignore calltype
if [string match $calltype "bsr"] {
set relaxed 1
} elseif [string match $calltype "jsr"] {
set relaxed 0
} else {
verbose "$testname: neither jsr nor bsr found" 1
verbose $objdump_output 2
fail $testname
continue
}
if {$relaxed != $expect_relaxed} {
verbose $objdump_output 2
fail $testname
exit
} else {
pass $testname
}
}
}
run_sh64relaxtest $sh64relaxtests
|
