gcc/testsuite/gcc.dg/vect/vect.exp

   1 # Copyright (C) 1997, 2004, 2005, 2006, 2007, 2008, 2010
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with GCC; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # GCC testsuite that uses the `dg.exp' driver.
  19
  20 # Load support procs.
  21 load_lib gcc-dg.exp
  22
  23 # Set up flags used for tests that don't specify options.
  24 set DEFAULT_VECTCFLAGS ""
  25
  26 # These flags are used for all targets.
  27 lappend DEFAULT_VECTCFLAGS "-ftree-vectorize" "-fno-vect-cost-model"
  28
  29 # If the target system supports vector instructions, the default action
  30 # for a test is 'run', otherwise it's 'compile'.  Save current default.
  31 # Executing vector instructions on a system without hardware vector support
  32 # is also disabled by a call to check_vect, but disabling execution here is
  33 # more efficient.
  34 global dg-do-what-default
  35 set save-dg-do-what-default ${dg-do-what-default}
  36
  37 # Skip these tests for targets that do not support generating vector
  38 # code.  Set additional target-dependent vector flags, which can be
  39 # overridden by using dg-options in individual tests.
  40 if  [istarget "powerpc-*paired*"]  {
  41    lappend DEFAULT_VECTCFLAGS "-mpaired"
  42     if [check_750cl_hw_available] {
  43         set dg-do-what-default run
  44     } else {
  45         set dg-do-what-default compile
  46     }
  47 } elseif [istarget "powerpc*-*-*"] {
  48     # Skip targets not supporting -maltivec.
  49     if ![is-effective-target powerpc_altivec_ok] {
  50         return
  51     }
  52
  53     lappend DEFAULT_VECTCFLAGS "-maltivec"
  54     if [check_vsx_hw_available]  {
  55       lappend DEFAULT_VECTCFLAGS "-mvsx" "-mno-allow-movmisalign"
  56     }
  57
  58     if [check_vmx_hw_available] {
  59         set dg-do-what-default run
  60     } else {
  61         if [is-effective-target ilp32] {
  62             # Specify a cpu that supports VMX for compile-only tests.
  63             lappend DEFAULT_VECTCFLAGS "-mcpu=970"
  64         }
  65         set dg-do-what-default compile
  66     }
  67 } elseif { [istarget  "spu-*-*"] } {
  68    set dg-do-what-default run
  69 } elseif { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
  70     lappend DEFAULT_VECTCFLAGS "-msse2"
  71     if { [check_effective_target_sse2_runtime] } {
  72         set dg-do-what-default run
  73     } else {
  74         set dg-do-what-default compile
  75     }
  76 } elseif { [istarget "mips*-*-*"]
  77            && ([check_effective_target_mpaired_single]
  78                 || [check_effective_target_mips_loongson])
  79            && [check_effective_target_nomips16] } {
  80     if { [check_effective_target_mpaired_single] } {
  81         lappend DEFAULT_VECTCFLAGS "-mpaired-single"
  82     }
  83     set dg-do-what-default run
  84 } elseif [istarget "sparc*-*-*"] {
  85     lappend DEFAULT_VECTCFLAGS "-mcpu=ultrasparc" "-mvis"
  86     if [check_effective_target_ultrasparc_hw] {
  87         set dg-do-what-default run
  88     } else {
  89         set dg-do-what-default compile
  90     }
  91 } elseif [istarget "alpha*-*-*"] {
  92     # Alpha's vectorization capabilities are extremely limited.
  93     # It's more effort than its worth disabling all of the tests
  94     # that it cannot pass.  But if you actually want to see what
  95     # does work, command out the return.
  96     return
  97
  98     lappend DEFAULT_VECTCFLAGS "-mmax"
  99     if [check_alpha_max_hw_available] {
 100         set dg-do-what-default run
 101     } else {
 102         set dg-do-what-default compile
 103     }
 104 } elseif [istarget "ia64-*-*"] {
 105     set dg-do-what-default run
 106 } elseif [is-effective-target arm_neon_ok] {
 107     eval lappend DEFAULT_VECTCFLAGS [add_options_for_arm_neon ""]
 108     # NEON does not support denormals, so is not used for vectorization by
 109     # default to avoid loss of precision.  We must pass -ffast-math to test
 110     # vectorization of float operations.
 111     lappend DEFAULT_VECTCFLAGS "-ffast-math"
 112     if [is-effective-target arm_neon_hw] {
 113       set dg-do-what-default run
 114     } else {
 115       set dg-do-what-default compile
 116     }
 117 } else {
 118     return
 119 }
 120
 121 # Initialize `dg'.
 122 dg-init
 123
 124 global O1_VECTCFLAGS
 125 set O1_VECTCFLAGS $DEFAULT_VECTCFLAGS
 126 lappend O1_VECTCFLAGS "-O1"
 127 lappend O1_VECTCFLAGS "-fdump-tree-vect-details"
 128
 129 lappend DEFAULT_VECTCFLAGS "-O2"
 130
 131 # Tests that should be run without generating dump info
 132 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/nodump-*.\[cS\]]]  \
 133         "" $DEFAULT_VECTCFLAGS
 134
 135 set VECT_SLP_CFLAGS $DEFAULT_VECTCFLAGS
 136
 137 lappend DEFAULT_VECTCFLAGS "-fdump-tree-vect-details"
 138 lappend VECT_SLP_CFLAGS "-fdump-tree-slp-details"
 139
 140 # Main loop.
 141 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/pr*.\[cS\]]]  \
 142         "" $DEFAULT_VECTCFLAGS
 143 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/vect-*.\[cS\]]]  \
 144         "" $DEFAULT_VECTCFLAGS
 145 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/slp-*.\[cS\]]]  \
 146         "" $DEFAULT_VECTCFLAGS
 147 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/bb-slp*.\[cS\]]]  \
 148         "" $VECT_SLP_CFLAGS
 149
 150
 151 #### Tests with special options
 152 global SAVED_DEFAULT_VECTCFLAGS
 153 set SAVED_DEFAULT_VECTCFLAGS $DEFAULT_VECTCFLAGS
 154 set SAVED_VECT_SLP_CFLAGS $VECT_SLP_CFLAGS
 155
 156 # --param vect-max-version-for-alias-checks=0 tests
 157 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 158 lappend DEFAULT_VECTCFLAGS "--param" "vect-max-version-for-alias-checks=0"
 159 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-vfa-*.\[cS\]]]  \
 160         "" $DEFAULT_VECTCFLAGS
 161
 162 # -ffast-math tests
 163 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 164 lappend DEFAULT_VECTCFLAGS "-ffast-math"
 165 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/fast-math-*.\[cS\]]]  \
 166         "" $DEFAULT_VECTCFLAGS
 167
 168 # -fno-math-errno tests
 169 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 170 lappend DEFAULT_VECTCFLAGS "-fno-math-errno"
 171 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-math-errno-*.\[cS\]]]  \
 172         "" $DEFAULT_VECTCFLAGS
 173
 174 # -fwrapv tests
 175 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 176 lappend DEFAULT_VECTCFLAGS "-fwrapv"
 177 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/wrapv-*.\[cS\]]]  \
 178         "" $DEFAULT_VECTCFLAGS
 179
 180 # -ftrapv tests
 181 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 182 lappend DEFAULT_VECTCFLAGS "-ftrapv"
 183 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/trapv-*.\[cS\]]]  \
 184         "" $DEFAULT_VECTCFLAGS
 185
 186 # -fdump-tree-dceloop-details tests
 187 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 188 lappend DEFAULT_VECTCFLAGS "-fdump-tree-dceloop-details"
 189 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/dump-tree-dceloop-*.\[cS\]]]  \
 190         "" $DEFAULT_VECTCFLAGS
 191
 192 # -fno-tree-dce tests
 193 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 194 lappend DEFAULT_VECTCFLAGS "-fno-tree-dce"
 195 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-tree-dce-*.\[cS\]]]  \
 196         "" $DEFAULT_VECTCFLAGS
 197
 198 # -fsection-anchors tests
 199 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 200 lappend DEFAULT_VECTCFLAGS "-fsection-anchors"
 201 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/section-anchors-*.\[cS\]]]  \
 202         "" $DEFAULT_VECTCFLAGS
 203
 204 # alignment-sensitive -fsection-anchors tests
 205 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 206 lappend DEFAULT_VECTCFLAGS "-fsection-anchors" "-fdump-ipa-increase_alignment"
 207 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/aligned-section-anchors-*.\[cS\]]]  \
 208         "" $DEFAULT_VECTCFLAGS
 209
 210 # -fno-section-anchors tests
 211 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 212 lappend DEFAULT_VECTCFLAGS "-fno-section-anchors"
 213 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-section-anchors-*.\[cS\]]]  \
 214         "" $DEFAULT_VECTCFLAGS
 215
 216 # -funswitch-loops tests
 217 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 218 lappend DEFAULT_VECTCFLAGS "-funswitch-loops"
 219 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/unswitch-loops-*.\[cS\]]]  \
 220         "" $DEFAULT_VECTCFLAGS
 221
 222 # -fno-trapping-math tests
 223 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 224 lappend DEFAULT_VECTCFLAGS "-fno-trapping-math"
 225 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-trapping-math-*.\[cS\]]]  \
 226         "" $DEFAULT_VECTCFLAGS
 227
 228 # -fno-tree-scev-cprop
 229 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 230 lappend DEFAULT_VECTCFLAGS "-fno-tree-scev-cprop"
 231 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-scevccp-vect-*.\[cS\]]]  \
 232         "" $DEFAULT_VECTCFLAGS
 233
 234 # -fno-tree-scev-cprop
 235 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 236 lappend DEFAULT_VECTCFLAGS "-fno-tree-scev-cprop"
 237 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-scevccp-outer-*.\[cS\]]]  \
 238         "" $DEFAULT_VECTCFLAGS
 239
 240 # -fno-tree-scev-cprop -fno-tree-reassoc
 241 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 242 lappend DEFAULT_VECTCFLAGS "-fno-tree-scev-cprop" "-fno-tree-reassoc"
 243 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-scevccp-noreassoc-*.\[cS\]]]  \
 244         "" $DEFAULT_VECTCFLAGS
 245
 246 # -fno-tree-scev-cprop
 247 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 248 lappend DEFAULT_VECTCFLAGS "-fno-tree-scev-cprop"
 249 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-scevccp-slp-*.\[cS\]]]  \
 250         "" $DEFAULT_VECTCFLAGS
 251
 252 # -fno-tree-dominator-opts
 253 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 254 lappend DEFAULT_VECTCFLAGS "-fno-tree-dominator-opts"
 255 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-tree-dom-*.\[cS\]]]  \
 256         "" $DEFAULT_VECTCFLAGS
 257
 258 # -fno-tree-pre
 259 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 260 lappend DEFAULT_VECTCFLAGS "-fno-tree-pre"
 261 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-tree-pre-*.\[cS\]]]  \
 262         "" $DEFAULT_VECTCFLAGS
 263
 264 # With -Os
 265 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 266 lappend DEFAULT_VECTCFLAGS "-Os"
 267 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/Os-vect-*.\[cS\]]]  \
 268         "" $DEFAULT_VECTCFLAGS
 269
 270 # With --param ggc-min-expand=0 --param ggc-min-heapsize=0
 271 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 272 lappend DEFAULT_VECTCFLAGS "--param" "ggc-min-expand=0" "--param" "ggc-min-heapsize=0"
 273 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/ggc-*.\[cS\]]]  \
 274         "" $DEFAULT_VECTCFLAGS
 275
 276 # With -O3.
 277 # Don't allow IPA cloning, because it throws our counts out of whack.
 278 set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
 279 lappend DEFAULT_VECTCFLAGS "-O3" "-fno-ipa-cp-clone"
 280 if  [istarget "spu-*-*"] {
 281   lappend DEFAULT_VECTCFLAGS "-funroll-loops"
 282 }
 283 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/O3-*.\[cS\]]]  \
 284         "" $DEFAULT_VECTCFLAGS
 285
 286 # With -O1
 287 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/O1-*.\[cS\]]]  \
 288         "" $O1_VECTCFLAGS
 289
 290 # -fno-tree-reassoc
 291 set VECT_SLP_CFLAGS $SAVED_VECT_SLP_CFLAGS
 292 lappend VECT_SLP_CFLAGS "-fno-tree-reassoc"
 293 dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-tree-reassoc-bb-slp-*.\[cS\]]]  \
 294         "" $VECT_SLP_CFLAGS
 295
 296 # Clean up.
 297 set dg-do-what-default ${save-dg-do-what-default}
 298
 299 # All done.
 300 dg-finish