146 lines
4.8 KiB
Text
146 lines
4.8 KiB
Text
# Copyright 2003 Free Software Foundation, Inc.
|
|
#
|
|
# This file 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
if {![istarget mips*-*-*] || ![is_elf_format]} {
|
|
return
|
|
}
|
|
|
|
# Assemble jr.s using each of the argument lists in ARGLIST. Return the
|
|
# list of object files on success and an empty list on failure.
|
|
proc assemble_for_flags {arglist} {
|
|
global as srcdir subdir
|
|
|
|
set objs {}
|
|
set index 1
|
|
|
|
foreach args $arglist {
|
|
set obj "tmpdir/mips-flags-${index}.o"
|
|
if {![ld_assemble $as "$args $srcdir/$subdir/jr.s" $obj]} {
|
|
return ""
|
|
}
|
|
lappend objs $obj
|
|
incr index
|
|
}
|
|
return $objs
|
|
}
|
|
|
|
# Assemble a file using each set of arguments in ARGLIST. Check that
|
|
# the objects can be linked together and that the readelf output
|
|
# includes each flag named in FLAGS.
|
|
proc good_combination {arglist flags} {
|
|
global ld READELF
|
|
|
|
set finalobj "tmpdir/mips-flags.o"
|
|
set testname "MIPS compatible objects: $arglist"
|
|
set objs [assemble_for_flags $arglist]
|
|
|
|
if {$objs == ""} {
|
|
unresolved $testname
|
|
} elseif {![ld_simple_link $ld $finalobj "-r $objs"]} {
|
|
fail $testname
|
|
} else {
|
|
catch "exec $READELF --headers $finalobj" output
|
|
if {![regexp "Flags: *(\[^\n\]*)" $output full gotflags]} {
|
|
unresolved $testname
|
|
} else {
|
|
set failed 0
|
|
|
|
# GOTFLAGS is a list of flags separated by ", ".
|
|
# Convert it to a tcl list.
|
|
regsub -all ", " $gotflags "," gotflags
|
|
set gotflags [split $gotflags ","]
|
|
|
|
foreach flag $flags {
|
|
if {[lsearch -exact $gotflags $flag] < 0} {
|
|
set failed 1
|
|
}
|
|
}
|
|
if {$failed} {
|
|
fail $testname
|
|
} else {
|
|
pass $testname
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
# Like good_combination, but check that the objects can't be linked
|
|
# together successfully and that the output includes MESSAGE.
|
|
proc bad_combination {arglist message} {
|
|
global link_output ld
|
|
|
|
set finalobj "tmpdir/mips-flags.o"
|
|
set testname "MIPS incompatible objects: $arglist"
|
|
set objs [assemble_for_flags $arglist]
|
|
|
|
if {$objs == ""} {
|
|
unresolved $testname
|
|
} elseif {[ld_simple_link $ld $finalobj "-r $objs"]
|
|
|| [string first $message $link_output] < 0} {
|
|
fail $testname
|
|
} else {
|
|
pass $testname
|
|
}
|
|
}
|
|
|
|
# Routines to check for various kinds of incompatibility.
|
|
|
|
proc abi_conflict {arglist firstabi secondabi} {
|
|
bad_combination $arglist \
|
|
"linking $secondabi module with previous $firstabi modules"
|
|
}
|
|
|
|
proc isa_conflict {arglist firstisa secondisa} {
|
|
bad_combination $arglist \
|
|
"linking mips:$secondisa module with previous mips:$firstisa modules"
|
|
}
|
|
|
|
proc regsize_conflict {arglist} {
|
|
bad_combination $arglist \
|
|
"linking 32-bit code with 64-bit code"
|
|
}
|
|
|
|
abi_conflict { "-mabi=eabi -mgp32" "-mips4 -mabi=32" } EABI32 O32
|
|
abi_conflict { "-mips4 -mabi=o64" "-mips3 -mabi=eabi" } O64 EABI64
|
|
|
|
isa_conflict { "-march=vr5500" "-march=sb1" } 5500 sb1
|
|
isa_conflict { "-march=vr5400" "-march=4120" } 5400 4120
|
|
isa_conflict { "-march=r3900" "-march=r6000" } 3900 6000
|
|
isa_conflict { "-march=r4010" "-march=r4650" } 4010 4650
|
|
isa_conflict { "-mips3 -mgp32" "-mips32" } 4000 isa32
|
|
isa_conflict { "-march=sb1 -mgp32" "-mips32r2" } sb1 isa32r2
|
|
|
|
regsize_conflict { "-mips4 -mgp64" "-mips2" }
|
|
regsize_conflict { "-mips4 -mabi=o64" "-mips4 -mabi=32" }
|
|
regsize_conflict { "-mips4 -mabi=eabi -mgp32" "-mips4 -mabi=eabi -mgp64" }
|
|
regsize_conflict { "-march=vr5000 -mgp64" "-march=vr5000 -mgp32" }
|
|
regsize_conflict { "-mips32" "-mips64" }
|
|
regsize_conflict { "-mips32r2" "-mips64" }
|
|
|
|
good_combination { "-mips4 -mgp32" "-mips2" } { mips4 32bitmode }
|
|
good_combination { "-mips4 -mabi=32" "-mips2" } { mips4 o32 }
|
|
good_combination { "-mips2" "-mips4 -mabi=32" } { mips4 o32 }
|
|
good_combination { "-mips2" "-mips4 -mabi=eabi -mgp32" } { mips4 eabi32 }
|
|
good_combination { "-mips2" "-mips32" "-mips32r2" } { mips32r2 }
|
|
good_combination { "-mips1" "-mips32r2" "-mips32" } { mips32r2 }
|
|
|
|
good_combination { "-march=vr4100" "-march=vr4120" } { 4120 }
|
|
good_combination { "-march=vr5400" "-march=vr5500" "-mips4" } { 5500 }
|
|
good_combination { "-mips3" "-mips4" "-march=sb1" "-mips5" } { sb1 }
|
|
good_combination { "-mips1" "-march=3900" } { 3900 }
|
|
|
|
good_combination { "-march=vr4120 -mabi=32" "-mips3 -mabi=32" } { 4120 o32 }
|
|
good_combination { "-march=sb1 -mgp32" "-march=4000 -mgp32" } { sb1 32bitmode }
|