ld/testsuite/ld-mips-elf/mips-elf-flags.exp

   1 #   Copyright (C) 2003-2018 Free Software Foundation, Inc.
   2 #
   3 # This file is part of the GNU Binutils.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  18 # MA 02110-1301, USA.
  19
  20 if {![istarget mips*-*-*] || ![is_elf_format]} {
  21     return
  22 }
  23
  24 global ldemul
  25 if {[istarget mips*-*-irix6*]} {
  26     set ldemul "-melf32bsmip"
  27 } elseif {[istarget mips*el-*-linux*]} {
  28     set ldemul "-melf32ltsmip"
  29 } elseif {[istarget mips*-*-linux*]} {
  30     set ldemul "-melf32btsmip"
  31 } elseif {[istarget mips*el-*-*freebsd*]} {
  32     set ldemul "-melf32ltsmip_fbsd"
  33 } elseif {[istarget mips*-*-*freebsd*]} {
  34     set ldemul "-melf32btsmip_fbsd"
  35 } else {
  36     set ldemul ""
  37 }
  38
  39 # Check is ld supported 32bit emulations.
  40 proc check_ld_support_32bit { } {
  41     global ld
  42     global echo
  43
  44     set ld_output [remote_exec host $ld "-V"]
  45     if [string match "*elf32*" $ld_output] then {
  46         return 1
  47     } else {
  48         return 0
  49     }
  50 }
  51
  52 # Check args is 32bit abis.
  53 proc check_is_32bit_args {arg} {
  54
  55     if { [string match "*-32*" $arg]
  56          || [string match "*-mabi=32*" $arg]
  57          || [string match "*-mabi=o64*" $arg]
  58          || [string match "*-mgp32*" $arg] } {
  59         return 1
  60     } else {
  61         return 0
  62     }
  63 }
  64
  65 # Assemble jr.s using each of the argument lists in ARGLIST.  Return the
  66 # list of object files on success and an empty list on failure.
  67 proc assemble_for_flags {arglist} {
  68     global as srcdir subdir
  69
  70     set objs {}
  71     set index 1
  72
  73     foreach args $arglist {
  74         set obj "tmpdir/mips-flags-${index}.o"
  75         if {![ld_assemble $as "$args $srcdir/$subdir/jr.s" $obj]} {
  76             return ""
  77         }
  78         lappend objs $obj
  79         incr index
  80     }
  81     return $objs
  82 }
  83
  84 # Assemble a file using each set of arguments in ARGLIST.  Check that
  85 # the objects can be linked together and that the `readelf -h' output
  86 # includes each flag named in FLAGS.  Additional one or more arguments
  87 # request the addition of the `-A' option to `readelf' invocation.  In
  88 # this case check MIPS ABI Flags reported for the ISA to match the
  89 # first of these arguments, the ISA Extension to match the second, and
  90 # the ASEs listed are exactly the same as those listed in the third,
  91 # passed as a TCL list.
  92 proc good_combination {arglist flags args} {
  93     global ld ldemul READELF
  94
  95     set finalobj "tmpdir/mips-flags.o"
  96     set testname "MIPS compatible objects: $arglist"
  97     set objs [assemble_for_flags $arglist]
  98
  99     foreach argsl $arglist {
 100         if { [check_is_32bit_args $argsl] && ![check_ld_support_32bit] } {
 101             unsupported $testname
 102             return 0
 103         }
 104     }
 105
 106     if {$objs == ""} {
 107         unresolved $testname
 108     } elseif {![ld_link "$ld $ldemul" $finalobj "-r $objs"]} {
 109         fail $testname
 110     } else {
 111         set A [expr {[llength $args] > 0} ? {"A"} : {""}]
 112         set cmd "$READELF -h$A $finalobj"
 113         send_log "$cmd\n"
 114         set cmdret [remote_exec host [concat sh -c [list "$cmd 2>&1"]]]
 115         set output [lindex $cmdret 1]
 116         set cmdret [lindex $cmdret 0]
 117         if {$cmdret != 0 \
 118             || ![regexp "Flags: *(\[^\n\r\]*)" $output full gotflags]} {
 119             unresolved $testname
 120         } else {
 121             set failed 0
 122
 123             # GOTFLAGS is a list of flags separated by ", ".
 124             # Convert it to a tcl list.
 125             regsub -all ", " $gotflags "," gotflags
 126             set gotflags [split $gotflags ","]
 127
 128             foreach flag $flags {
 129                 if {[lsearch -exact $gotflags $flag] < 0} {
 130                     # The mips*-*-irix* not use o32 flags.
 131                     if {[istarget mips*-*-irix*] && $flag == "o32"} {
 132                         set failed 0
 133                     } else {
 134                         set failed 1
 135                     }
 136                 }
 137             }
 138
 139             set isa [string trim [lindex $args 0]]
 140             if {$isa != ""
 141                 && (![regexp "ISA: *(\[^\n\r\]*)" $output full gotisa]
 142                     || ![string match $isa $gotisa])} {
 143                 set failed 1
 144             }
 145
 146             set ext [string trim [lindex $args 1]]
 147             if {$ext != ""
 148                 && (![regexp "ISA Extension: *(\[^\n\r\]*)" \
 149                       $output full gotext]
 150                     || ![string match $ext $gotext])} {
 151                 set failed 1
 152             }
 153
 154             set ases [string trim [lindex $args 2]]
 155             if {[llength $ases] > 0} {
 156                 if {![regexp "ASEs:\[\n\r\]+((?:\t\[^\n\r\]*\[\n\r\]+)*)" \
 157                       $output full gotases]} {
 158                     set failed 1
 159                 } else {
 160                     # GOTASES is a list of strings separated by tab and
 161                     # line separator characters.  Convert it to a TCL list.
 162                     regsub -all "\[\n\r\t\]+" $gotases "\n" gotases
 163                     set gotases [split [string trim $gotases] "\n"]
 164
 165                     foreach ase $ases {
 166                         set aseidx [lsearch -exact $gotases $ase]
 167                         if {$aseidx >= 0} {
 168                             set gotases [lreplace $gotases $aseidx $aseidx]
 169                         } else {
 170                             set failed 1
 171                         }
 172                     }
 173                     if {[llength $gotases] > 0} {
 174                         set failed 1
 175                     }
 176                 }
 177             }
 178
 179             if {$failed} {
 180                 fail $testname
 181             } else {
 182                 pass $testname
 183             }
 184         }
 185     }
 186 }
 187
 188 # Like good_combination, but check that the objects can't be linked
 189 # together successfully and that the output includes MESSAGE.
 190 proc bad_combination {arglist message} {
 191     global link_output ld ldemul
 192
 193     set finalobj "tmpdir/mips-flags.o"
 194     set testname "MIPS incompatible objects: $arglist"
 195     set objs [assemble_for_flags $arglist]
 196
 197     foreach argsl $arglist {
 198         if { [check_is_32bit_args $argsl] && ![check_ld_support_32bit] } {
 199             unsupported $testname
 200             return 0
 201         }
 202     }
 203
 204     if {$objs == ""} {
 205         unresolved $testname
 206     } elseif {[ld_link "$ld $ldemul" $finalobj "-r $objs"]
 207               || [string first $message $link_output] < 0} {
 208         fail $testname
 209     } else {
 210         pass $testname
 211     }
 212 }
 213
 214 # Routines to check for various kinds of incompatibility.
 215
 216 proc abi_conflict {arglist firstabi secondabi} {
 217     bad_combination $arglist \
 218       "linking $secondabi module with previous $firstabi modules"
 219 }
 220
 221 proc isa_conflict {arglist firstisa secondisa} {
 222     bad_combination $arglist \
 223       "linking mips:$secondisa module with previous mips:$firstisa modules"
 224 }
 225
 226 proc regsize_conflict {arglist} {
 227     bad_combination $arglist \
 228       "linking 32-bit code with 64-bit code"
 229 }
 230
 231 abi_conflict { "-mabi=eabi -mgp32" "-mips4 -mabi=32" } EABI32 O32
 232 abi_conflict { "-mips4 -mabi=o64"  "-mips3 -mabi=eabi" } O64 EABI64
 233
 234 isa_conflict { "-march=vr5500 -32"     "-march=sb1 -32" } 5500 sb1
 235 isa_conflict { "-march=vr5400 -32"     "-march=4120 -32" } 5400 4120
 236 isa_conflict { "-march=r3900 -32"      "-march=r6000 -32" } 3900 6000
 237 isa_conflict { "-march=r4010 -32"      "-march=r4650 -32" } 4010 4650
 238 isa_conflict { "-mips3 -mgp32 -32"     "-mips32 -32" } 4000 isa32
 239 isa_conflict { "-march=sb1 -mgp32 -32" "-mips32r2 -32" } sb1 isa32r2
 240 isa_conflict { "-march=sb1 -32"        "-mips64r2 -32" } sb1 isa64r2
 241
 242 isa_conflict { "-march=vr4100 -32"     "-march=r10000 -32" } 4100 8000
 243 isa_conflict { "-march=r5900 -32"      "-march=vr4111 -32" } 5900 4111
 244 isa_conflict { "-march=loongson2e -32" "-march=loongson2f -32" } loongson_2e loongson_2f
 245 isa_conflict { "-march=gs464 -32" "-march=loongson2f -32" } gs464 loongson_2f
 246
 247 isa_conflict { "-march=interaptiv-mr2 -32" \
 248                "-march=r4010 -32" } interaptiv-mr2 4010
 249 isa_conflict { "-march=interaptiv-mr2 -mnan=2008 -mfp64 -32" \
 250                "-mips32r6 -32" } interaptiv-mr2 isa32r6
 251 isa_conflict { "-march=interaptiv-mr2 -32" \
 252                "-mips3 -32" } interaptiv-mr2 4000
 253 isa_conflict { "-march=interaptiv-mr2 -32" \
 254                "-mips64r2 -32" } interaptiv-mr2 isa64r2
 255 isa_conflict { "-march=interaptiv-mr2 -32" \
 256                "-march=octeon -32" } interaptiv-mr2 octeon
 257
 258 regsize_conflict { "-mips4 -mgp64 -mabi=o64"         "-mips2 -32" }
 259 regsize_conflict { "-mips4 -mabi=o64"                "-mips4 -mabi=32" }
 260 regsize_conflict { "-mips4 -mabi=eabi -mgp32"        "-mips4 -mabi=eabi -mgp64" }
 261 regsize_conflict { "-march=vr5000 -mgp64 -mabi=o64"  "-march=vr5000 -mgp32 -32" }
 262 regsize_conflict { "-mips32 -32"                     "-mips64 -mabi=o64" }
 263 regsize_conflict { "-mips32r2 -32"                   "-mips64 -mabi=o64" }
 264 regsize_conflict { "-mips32r2 -32"                   "-mips64r2 -mabi=o64" }
 265
 266 good_combination { "-mips4 -mgp32 -32"  "-mips2 -32" } { mips4 o32 }
 267 good_combination { "-mips4 -mabi=32"    "-mips2 -32" } { mips4 o32 }
 268 good_combination { "-mips2 -32"         "-mips4 -mabi=32" } { mips4 o32 }
 269 good_combination { "-mips2 -mabi=eabi"  "-mips4 -mabi=eabi -mgp32" } { mips4 eabi32 }
 270 good_combination { "-mips2 -32"         "-mips32 -32" "-mips32r2 -32" } { mips32r2 }
 271 good_combination { "-mips1 -32"         "-mips32r2 -32" "-mips32 -32" } { mips32r2 }
 272
 273 good_combination { "-march=vr4100 -32"  "-march=vr4120 -32" } { 4120 }
 274 good_combination { "-march=vr5400 -32"  "-march=vr5500 -32" "-mips4 -32" } { 5500 }
 275 good_combination { "-mips3 -32"         "-mips4 -32"        "-march=sb1 -32"  "-mips5 -32" } { sb1 }
 276 good_combination { "-mips1 -32"         "-march=3900 -32" } { 3900 }
 277 good_combination { "-mips3 -32"         "-mips64r2 -32" "   -mips64 -32" } { mips64r2 }
 278
 279 good_combination { "-march=vr4120 -mabi=32"  "-mips3 -mabi=32" } { 4120 o32 }
 280 good_combination { "-march=sb1 -mgp32 -32"   "-march=4000 -mgp32 -32" } { sb1 o32 }
 281 good_combination { "-mips32 -mabi=32"        "-march=sb1 -mabi=32" } { sb1 o32 }
 282 good_combination { "-mips64r2 -mabi=32"      "-mips32 -mabi=32" } { mips64r2 o32 }
 283 good_combination { "-mips5 -mabi=o64"        "-mips64r2 -mabi=o64" } { mips64r2 o64 }
 284
 285 good_combination { "-march=interaptiv-mr2 -32" "-mips1 -32" } \
 286                  { mips32r2 interaptiv-mr2 } \
 287                  MIPS32r3 "Imagination interAptiv MR2" \
 288                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 289 good_combination { "-march=interaptiv-mr2 -32" "-mips32r2 -32" } \
 290                  { mips32r2 interaptiv-mr2 } \
 291                  MIPS32r3 "Imagination interAptiv MR2" \
 292                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 293 good_combination { "-march=interaptiv-mr2 -32" "-march=interaptiv -32" } \
 294                  { mips32r2 interaptiv-mr2 } \
 295                  MIPS32r3 "Imagination interAptiv MR2" \
 296                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 297 good_combination { "-march=interaptiv-mr2 -32" "-mips32r3 -32" } \
 298                  { mips32r2 interaptiv-mr2 } \
 299                  MIPS32r3 "Imagination interAptiv MR2" \
 300                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 301 good_combination { "-march=interaptiv-mr2 -32" "-mips32r3 -mips16 -32" } \
 302                  { mips32r2 interaptiv-mr2 } \
 303                  MIPS32r3 "Imagination interAptiv MR2" \
 304                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" "MIPS16 ASE" }
 305 good_combination { "-march=interaptiv-mr2 -mips16 -32" "-mips32r3 -32" } \
 306                  { mips32r2 interaptiv-mr2 } \
 307                  MIPS32r3 "Imagination interAptiv MR2" \
 308                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" \
 309                    "MIPS16 ASE" "MIPS16e2 ASE" }
 310 good_combination { "-march=interaptiv-mr2 -32" "-mips32r5 -32" } \
 311                  { mips32r2 interaptiv-mr2 } \
 312                  MIPS32r5 "Imagination interAptiv MR2" \
 313                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 314 good_combination { "-march=interaptiv-mr2 -32" "-march=m5100 -32" } \
 315                  { mips32r2 interaptiv-mr2 } \
 316                  MIPS32r5 "Imagination interAptiv MR2" \
 317                  { "DSP ASE" "Enhanced VA Scheme" "MT ASE" }
 318
 319 good_combination { "-march=gs464 -32" "-march=gs464e -32" }     \
 320                  { gs464e o32 }                                 \
 321                  MIPS64r2 "None"                                \
 322                  { "Loongson MMI ASE" "Loongson CAM ASE" "Loongson EXT ASE" "Loongson EXT2 ASE" }
 323 good_combination { "-march=gs264e -32" "-march=gs464e -32" }    \
 324                  { gs264e o32 }                                 \
 325                  MIPS64r2 "None"                                \
 326                  { "Loongson MMI ASE" "Loongson CAM ASE" "Loongson EXT ASE" "Loongson EXT2 ASE" }