gcc/testsuite/g++.dg/vect/vect.exp

   1 # Copyright (C) 2004, 2007, 2008 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  16
  17 # GCC testsuite that uses the 'dg.exp' driver.
  18
  19 # There's a bunch of headers we need.
  20 if [is_remote host] {
  21     foreach header [glob -nocomplain $srcdir/$subdir/*.{h,def} ] {
  22         remote_download host $header
  23     }
  24 }
  25
  26 # Load support procs.
  27 load_lib g++-dg.exp
  28 load_lib target-supports.exp
  29
  30 # If the target system supports vector instructions, the default action
  31 # for a test is 'run', otherwise it's 'compile'.  Save current default.
  32 # Executing vector instructions on a system without hardware vector support
  33 # is also disabled by a call to check_vect, but disabling execution here is
  34 # more efficient.
  35 global dg-do-what-default
  36 set save-dg-do-what-default ${dg-do-what-default}
  37
  38 # Set up flags used for tests that don't specify options.
  39 set DEFAULT_VECTCFLAGS ""
  40
  41 # These flags are used for all targets.
  42 lappend DEFAULT_VECTCFLAGS "-O2" "-ftree-vectorize" "-fno-vect-cost-model" \
  43   "-ftree-vectorizer-verbose=4" "-fdump-tree-vect-stats"
  44
  45 # Skip these tests for targets that do not support generating vector
  46 # code.  Set additional target-dependent vector flags, which can be
  47 # overridden by using dg-options in individual tests.
  48 if  [istarget "powerpc-*paired*"]  {
  49    lappend DEFAULT_VECTCFLAGS "-mpaired"
  50     if [check_750cl_hw_available] {
  51         set dg-do-what-default run
  52     } else {
  53         set dg-do-what-default compile
  54     }
  55 } elseif [istarget "powerpc*-*-*"] {
  56     # Skip targets not supporting -maltivec.
  57     if ![is-effective-target powerpc_altivec_ok] {
  58         return
  59     }
  60
  61     lappend DEFAULT_VECTCFLAGS "-maltivec"
  62     if [check_vmx_hw_available] {
  63         set dg-do-what-default run
  64     } else {
  65         if [is-effective-target ilp32] {
  66             # Specify a cpu that supports VMX for compile-only tests.
  67             lappend DEFAULT_VECTCFLAGS "-mcpu=970"
  68         }
  69         set dg-do-what-default compile
  70     }
  71 } elseif { [istarget  "spu-*-*"] } {
  72    set dg-do-what-default run
  73 } elseif { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
  74     lappend DEFAULT_VECTCFLAGS "-msse2"
  75     if [check_sse2_hw_available] {
  76         set dg-do-what-default run
  77     } else {
  78         set dg-do-what-default compile
  79     }
  80 } elseif { [istarget "mips*-*-*"]
  81            && [check_effective_target_mpaired_single]
  82            && [check_effective_target_nomips16] } {
  83     lappend DEFAULT_VECTCFLAGS "-mpaired-single"
  84     set dg-do-what-default run
  85 } elseif [istarget "sparc*-*-*"] {
  86     lappend DEFAULT_VECTCFLAGS "-mcpu=ultrasparc" "-mvis"
  87     if [check_effective_target_ultrasparc_hw] {
  88         set dg-do-what-default run
  89     } else {
  90         set dg-do-what-default compile
  91     }
  92 } elseif [istarget "alpha*-*-*"] {
  93     # Alpha's vectorization capabilities are extremely limited.
  94     # It's more effort than its worth disabling all of the tests
  95     # that it cannot pass.  But if you actually want to see what
  96     # does work, command out the return.
  97     return
  98
  99     lappend DEFAULT_VECTCFLAGS "-mmax"
 100     if [check_alpha_max_hw_available] {
 101         set dg-do-what-default run
 102     } else {
 103         set dg-do-what-default compile
 104     }
 105 } elseif [istarget "ia64-*-*"] {
 106     set dg-do-what-default run
 107 } elseif [is-effective-target arm_neon_ok] {
 108     lappend DEFAULT_VECTCFLAGS "-mfpu=neon" "-mfloat-abi=softfp"
 109     if [is-effective-target arm_neon_hw] {
 110       set dg-do-what-default run
 111     } else {
 112       set dg-do-what-default compile
 113     }
 114 } else {
 115     return
 116 }
 117
 118 # Initialize `dg'.
 119 dg-init
 120
 121 # Main loop.
 122 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.{c,cc,S} ]] \
 123         "" $DEFAULT_VECTCFLAGS
 124
 125 #### Tests with special options
 126 global SAVED_DEFAULT_VECTCFLAGS
 127 set SAVED_DEFAULT_VECTCFLAGS $DEFAULT_VECTCFLAGS
 128
 129 # --param max-aliased-vops=0
 130 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 131 lappend DEFAULT_VECTCFLAGS "--param max-aliased-vops=0"
 132 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/param-max-aliased*.\[cS\]]]  \
 133         "" $DEFAULT_VECTCFLAGS
 134
 135 # Clean up.
 136 set dg-do-what-default ${save-dg-do-what-default}
 137
 138 # All done.
 139 dg-finish