ld/testsuite/ld-sh/sh64/relax.exp

   1 # Expect script for ld-sh tests
   2 #   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007 Free Software Foundation
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21
  22 # Test SH relaxing - that is, that it's disabled when SHmedia sections
  23 # are present.
  24
  25 if ![istarget sh64-*-*] {
  26     return
  27 }
  28
  29 # There are four source files: the first is SHcompact only, the second
  30 # is SHmedia only, the third has both, and the fourth has only a
  31 # .cranges section.  The table below has:
  32 #   Title
  33 #   as flags for first source (else "n/a" to skip)
  34 #   ditto, other three files
  35 #   ld flags
  36 #   1/0 whether relaxing should have been done or not, or -1 if we expect
  37 #     the linker to not produce an output file.
  38
  39 if [istarget sh64*-*-linux*] {
  40     set emul32 "shlelf32_linux"
  41 } elseif { [istarget sh64*-*-netbsd*] || [istarget sh5*-*-netbsd*] } {
  42     set emul32 "shelf32_nbsd"
  43 } else {
  44     set emul32 "shelf32"
  45 }
  46
  47 set sh64relaxtests {
  48     {"SH64 not relaxing, shcompact"
  49       {"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-m$emul32" 0}
  50     {"SH64 relaxing, shcompact"
  51       {"-relax -isa shcompact" "n/a" "n/a" "n/a"} "-relax -m$emul32" 1}
  52     {"SH64 relaxing, shcompacts"
  53       {"-relax -isa shcompact" "-isa shcompact" "n/a" "n/a"} "-relax -m$emul32" 1}
  54     {"SH64 relaxing disabled, shmedia"
  55       {"-relax -isa shcompact" "-isa shmedia -no-mix" "n/a" "n/a"} "-relax -m$emul32" 0}
  56     {"SH64 relaxing disabled, mixed"
  57       {"-relax -isa shcompact" "n/a" "-isa shcompact" "n/a"} "-relax -m$emul32" 0}
  58     {"SH64 relaxing disabled, cranges"
  59       {"-relax -isa shcompact" "n/a" "n/a" ""} "-relax -m$emul32" 0}
  60 }
  61
  62 proc run_sh64relaxtest {sh64relaxtests} {
  63     global ld
  64     global as
  65     global nm
  66     global objdump
  67     global readelf
  68     global srcdir
  69     global subdir
  70     global emul32
  71
  72     set testindex 0
  73
  74     set sh64relaxfiles {
  75         "relax1.s" "relax2.s" "relax3.s" "relax4.s"
  76     }
  77
  78     foreach testentry $sh64relaxtests {
  79         set testname [lindex $testentry 0]
  80         set as_options [lindex $testentry 1]
  81         set ld_options [subst [lindex $testentry 2]]
  82         set expect_relaxed [lindex $testentry 3]
  83
  84         set is_unresolved 0
  85         set objfiles {}
  86
  87         incr testindex
  88
  89         # Assemble each file in the test.
  90         for {set i 0} {$i < 4} {incr i} {
  91             set as_file [lindex $sh64relaxfiles $i]
  92             set as_opt [lindex $as_options $i]
  93             if { [string compare $as_opt "n/a"] != 0 } {
  94                 set objfile "tmpdir/[file rootname $as_file]-$testindex.o"
  95                 lappend objfiles $objfile
  96
  97                 if ![ld_assemble $as "$as_opt $srcdir/$subdir/$as_file" $objfile] {
  98                     set is_unresolved 1
  99                     break
 100                 }
 101             }
 102         }
 103
 104         # Catch assembler errors.
 105         if { $is_unresolved != 0 } {
 106             unresolved $testname
 107             continue
 108         }
 109
 110         set binfile "tmpdir/relax-$testindex.x"
 111
 112         # We're not interested in the pass/fail of the linker as much
 113         # as we're interested in whether or not relaxing got properly
 114         # disabled.  Hence the lax checking here.
 115
 116         file delete $binfile
 117         set result [ld_simple_link $ld $binfile " --no-warn-mismatch $ld_options $objfiles"]
 118         if ![file exists $binfile] {
 119
 120             if {$expect_relaxed == -1} {
 121                 pass $testname
 122                 continue
 123             }
 124
 125             verbose "$testname: file $binfile doesn't exist" 1
 126             fail $testname
 127             continue
 128         }
 129
 130         catch "exec $objdump -d $binfile" objdump_output
 131
 132         regexp "\[ \t](jsr|bsr)\[ \t]" $objdump_output ignore calltype
 133
 134         if [string match $calltype "bsr"] {
 135             set relaxed 1
 136         } elseif [string match $calltype "jsr"] {
 137             set relaxed 0
 138         } else {
 139             verbose "$testname: neither jsr nor bsr found" 1
 140             verbose $objdump_output 2
 141             fail $testname
 142             continue
 143         }
 144
 145         if {$relaxed != $expect_relaxed} {
 146             verbose $objdump_output 2
 147             fail $testname
 148             exit
 149         } else {
 150             pass $testname
 151         }
 152     }
 153 }
 154
 155 run_sh64relaxtest $sh64relaxtests