gcc/testsuite/lib/fortran-torture.exp

   1 # Copyright (C) 2003-2013 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 # Please email any bugs, comments, and/or additions to this file to
  18 # the author.
  19
  20 # This file was written by Steven Bosscher (s.bosscher@student.tudelft.nl)
  21 # based on f-torture.exp, which was written by Rob Savoye.
  22
  23 load_lib target-supports.exp
  24 load_lib fortran-modules.exp
  25
  26 # Return the list of options to use for fortran torture tests.
  27 # The default option list can be overridden by
  28 # TORTURE_OPTIONS="{ { list1 } ... { listN } }"
  29 proc get-fortran-torture-options { } {
  30     global TORTURE_OPTIONS
  31
  32     if [info exists TORTURE_OPTIONS] {
  33         return $TORTURE_OPTIONS
  34     }
  35
  36     # determine if host supports vectorization, and the necessary set
  37     # of options, based on code from testsuite/vect/vect.exp
  38
  39     set vectorizer_options [list "-O2" "-ftree-vectorize"]
  40
  41     if { [istarget powerpc*-*-*]
  42          && [is-effective-target powerpc_altivec_ok]
  43          && [check_vmx_hw_available] } {
  44         lappend vectorizer_options "-maltivec"
  45         set test_tree_vectorize 1
  46     } elseif { [istarget spu-*-*] } {
  47         set test_tree_vectorize 1
  48     } elseif { ( [istarget i?86-*-*] || [istarget x86_64-*-*] )
  49                && [check_effective_target_sse2]
  50                && [check_sse2_hw_available]
  51                && [check_sse_os_support_available] } {
  52         lappend vectorizer_options "-msse2"
  53         set test_tree_vectorize 1
  54     } elseif { [istarget mips*-*-*]
  55                && [check_effective_target_mpaired_single]
  56                && [check_effective_target_nomips16] } {
  57         lappend vectorizer_options "-mpaired-single"
  58         set test_tree_vectorize 1
  59     } elseif { [istarget sparc*-*-*]
  60                && [check_effective_target_ultrasparc_hw] } {
  61         lappend vectorizer_options "-mcpu=ultrasparc" "-mvis"
  62         set test_tree_vectorize 1
  63     } elseif { [istarget alpha*-*-*]
  64                && [check_alpha_max_hw_available] } {
  65         lappend vectorizer_options "-mmax"
  66         set test_tree_vectorize 1
  67     } elseif [istarget ia64-*-*] {
  68         set test_tree_vectorize 1
  69     } else {
  70         set test_tree_vectorize 0
  71     }
  72
  73     set options {}
  74
  75     lappend options \
  76         { -O0 } \
  77         { -O1 } \
  78         { -O2 } \
  79         { -O2 -fomit-frame-pointer -finline-functions } \
  80         { -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
  81         { -O2 -fbounds-check } \
  82         { -O3 -g } \
  83         { -Os }
  84     if { $test_tree_vectorize } {
  85         lappend options $vectorizer_options
  86     }
  87
  88     if [info exists ADDITIONAL_TORTURE_OPTIONS] {
  89         set options [concat $options $ADDITIONAL_TORTURE_OPTIONS]
  90     }
  91
  92     return $options
  93 }
  94
  95
  96 #
  97 # fortran-torture-compile -- compile a gfortran.fortran-torture testcase.
  98 #
  99 # SRC is the full pathname of the testcase.
 100 # OPTION is the specific compiler flag we're testing (eg: -O2).
 101 #
 102 proc fortran-torture-compile { src option } {
 103     global output
 104     global srcdir tmpdir
 105     global host_triplet
 106
 107     set output "$tmpdir/[file tail [file rootname $src]].o"
 108
 109     regsub "(?q)$srcdir/" $src "" testcase
 110
 111     # If we couldn't rip $srcdir out of `src' then just do the best we can.
 112     # The point is to reduce the unnecessary noise in the logs.  Don't strip
 113     # out too much because different testcases with the same name can confuse
 114     # `test-tool'.
 115     if [string match "/*" $testcase] {
 116         set testcase "[file tail [file dirname $src]]/[file tail $src]"
 117     }
 118
 119     verbose "Testing $testcase, $option" 1
 120
 121     # Run the compiler and get results in comp_output.
 122     set options ""
 123     lappend options "additional_flags=-w $option"
 124
 125     set comp_output [gfortran_target_compile "$src" "$output" object $options]
 126
 127     # See if we got something bad.
 128     set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
 129
 130     if [string match "$fatal_signal 6" $comp_output] then {
 131         gfortran_fail $testcase "Got Signal 6, $option"
 132         catch { remote_file build delete $output }
 133         return
 134     }
 135
 136     if [string match "$fatal_signal 11" $comp_output] then {
 137         gfortran_fail $testcase "Got Signal 11, $option"
 138         catch { remote_file build delete $output }
 139         return
 140     }
 141
 142     if [string match "*internal compiler error*" $comp_output] then {
 143         gfortran_fail $testcase "$option (internal compiler error)"
 144         catch { remote_file build delete $output }
 145         return
 146     }
 147
 148     # We shouldn't get these because of -w, but just in case.
 149     if [string match "*95*:*warning:*" $comp_output] then {
 150         warning "$testcase: (with warnings) $option"
 151         send_log "$comp_output\n"
 152         unresolved "$testcase, $option"
 153         catch { remote_file build delete $output }
 154         return
 155     }
 156
 157     # Prune warnings we know are unwanted.
 158     set comp_output [prune_warnings $comp_output]
 159
 160     # Report if the testcase is not supported.
 161     set unsupported_message [gfortran_check_unsupported_p $comp_output]
 162     if { $unsupported_message != "" } {
 163         unsupported "$testcase: $unsupported_message"
 164         catch { remote_file build delete $output }
 165         return
 166     }
 167
 168     # remove any leftover LF/CR to make sure any output is legit
 169     regsub -all -- "\[\r\n\]*" $comp_output "" comp_output
 170
 171     # If any message remains, we fail.
 172     if ![string match "" $comp_output] then {
 173         gfortran_fail $testcase $option
 174         catch { remote_file build delete $output }
 175         return
 176     }
 177
 178     gfortran_pass $testcase $option
 179     catch { remote_file build delete $output }
 180 }
 181
 182
 183 #
 184 # fortran-torture-execute -- compile and execute a testcase.
 185 #
 186 # SRC is the full pathname of the testcase.
 187 #
 188 # If the testcase has an associated .x file, we source that to run the
 189 # test instead.  We use .x so that we don't lengthen the existing filename
 190 # to more than 14 chars.
 191 #
 192 proc fortran-torture-execute { src } {
 193     global output
 194     global srcdir tmpdir
 195     global tool
 196     global compiler_conditional_xfail_data
 197     global torture_with_loops
 198
 199     # Check for alternate driver.
 200     set additional_flags ""
 201     if [file exists [file rootname $src].x] {
 202         verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 203         set done_p 0
 204         catch "set done_p \[source [file rootname $src].x\]"
 205         if { $done_p } {
 206             return
 207         }
 208     }
 209
 210     # Setup the options for the testcase run.
 211     set option_list $torture_with_loops
 212     set executable $tmpdir/[file tail [file rootname $src].x]
 213     regsub "(?q)$srcdir/" $src "" testcase
 214
 215     # If we couldn't rip $srcdir out of `src' then just do the best we can.
 216     # The point is to reduce the unnecessary noise in the logs.  Don't strip
 217     # out too much because different testcases with the same name can confuse
 218     # `test-tool'.
 219     if [string match "/*" $testcase] {
 220         set testcase "[file tail [file dirname $src]]/[file tail $src]"
 221     }
 222     list-module-names $src
 223
 224     # Walk the list of options and copmile and run the testcase for all
 225     # options that are not explicitly disabled by the .x script (if present).
 226     foreach option $option_list {
 227
 228         # Torture_{compile,execute}_xfail are set by the .x script.
 229         if [info exists torture_compile_xfail] {
 230             setup_xfail $torture_compile_xfail
 231         }
 232
 233         # Torture_execute_before_{compile,execute} can be set by the .x script.
 234         if [info exists torture_eval_before_compile] {
 235             set ignore_me [eval $torture_eval_before_compile]
 236         }
 237
 238         # FIXME: We should make sure that the modules required by this testcase
 239         # exist.  If not, the testcase should XFAIL.
 240
 241         # Compile the testcase.
 242         catch { remote_file build delete $executable }
 243         verbose "Testing $testcase, $option" 1
 244
 245         set options ""
 246         lappend options "additional_flags=-w $option"
 247         if { $additional_flags != "" } {
 248             lappend options "additional_flags=$additional_flags"
 249         }
 250         set comp_output [gfortran_target_compile "$src" "$executable" executable $options]
 251
 252         # See if we got something bad.
 253         set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
 254
 255         if [string match "$fatal_signal 6" $comp_output] then {
 256             gfortran_fail $testcase "Got Signal 6, $option"
 257             catch { remote_file build delete $executable }
 258             continue
 259         }
 260
 261         if [string match "$fatal_signal 11" $comp_output] then {
 262             gfortran_fail $testcase "Got Signal 11, $option"
 263             catch { remote_file build delete $executable }
 264             continue
 265         }
 266
 267         if [string match "*internal compiler error*" $comp_output] then {
 268             gfortran_fail $testcase "$option (internal compiler error)"
 269             catch { remote_file build delete $executable }
 270             continue
 271         }
 272
 273         # We shouldn't get these because of -w, but just in case.
 274         if [string match "*95*:*warning:*" $comp_output] then {
 275             warning "$testcase: (with warnings) $option"
 276             send_log "$comp_output\n"
 277             unresolved "$testcase, $option"
 278             catch { remote_file build delete $executable }
 279             continue
 280         }
 281
 282         # Prune warnings we know are unwanted.
 283         set comp_output [prune_warnings $comp_output]
 284
 285         # Report if the testcase is not supported.
 286         set unsupported_message [gfortran_check_unsupported_p $comp_output]
 287         if { $unsupported_message != "" } {
 288             unsupported "$testcase: $unsupported_message"
 289             continue
 290         } elseif ![file exists $executable] {
 291             if ![is3way] {
 292                 fail "$testcase compilation, $option"
 293                 untested "$testcase execution, $option"
 294                 continue
 295             } else {
 296                 # FIXME: since we can't test for the existence of a remote
 297                 # file without short of doing an remote file list, we assume
 298                 # that since we got no output, it must have compiled.
 299                 pass "$testcase compilation, $option"
 300             }
 301         } else {
 302             pass "$testcase compilation, $option"
 303         }
 304
 305         # See if this source file uses INTEGER(KIND=8) types, if it does, and
 306         # no_long_long is set, skip execution of the test.
 307         # FIXME: We should also look for F95 style "_8" or select_int_kind()
 308         # integers, but that is obviously much harder than just regexping this.
 309         # So maybe we should just avoid those in testcases.
 310         if [target_info exists no_long_long] then {
 311             if [expr [search_for_re $src "integer\*8"] \
 312                      +[search_for_re $src "integer *( *8 *)"] \
 313                      +[search_for_re $src "integer *( *kind *= *8 *)"]] \
 314               then {
 315                 untested "$testcase execution, $option"
 316                 continue
 317             }
 318         }
 319
 320         if [info exists torture_execute_xfail] {
 321             setup_xfail $torture_execute_xfail
 322         }
 323
 324         if [info exists torture_eval_before_execute] {
 325             set ignore_me [eval $torture_eval_before_execute]
 326         }
 327
 328         # Run the testcase, and analyse the output.
 329         set result [gfortran_load "$executable" "" ""]
 330         set status [lindex $result 0]
 331         set output [lindex $result 1]
 332         if { $status == "pass" } {
 333             catch { remote_file build delete $executable }
 334         }
 335         $status "$testcase execution, $option"
 336     }
 337     cleanup-modules ""
 338 }
 339
 340
 341 #
 342 # search_for_re -- looks for a string match in a file
 343 #
 344 proc search_for_re { file pattern } {
 345     set fd [open $file r]
 346     while { [gets $fd cur_line]>=0 } {
 347         set lower [string tolower $cur_line]
 348         if [regexp "$pattern" $lower] then {
 349             close $fd
 350             return 1
 351         }
 352     }
 353     close $fd
 354     return 0
 355 }
 356
 357
 358 #
 359 # fortran-torture -- the fortran-torture testcase source file processor
 360 #
 361 # This runs compilation only tests (no execute tests).
 362 #
 363 # SRC is the full pathname of the testcase, or just a file name in which
 364 # case we prepend $srcdir/$subdir.
 365 #
 366 # If the testcase has an associated .x file, we source that to run the
 367 # test instead.  We use .x so that we don't lengthen the existing filename
 368 # to more than 14 chars.
 369 #
 370 proc fortran-torture { args } {
 371     global srcdir subdir
 372     global compiler_conditional_xfail_data
 373     global torture_with_loops
 374
 375     set src [lindex $args 0]
 376     if { [llength $args] > 1 } {
 377         set options [lindex $args 1]
 378     } else {
 379         set options ""
 380     }
 381
 382     # Prepend $srdir/$subdir if missing.
 383     if ![string match "*/*" $src] {
 384         set src "$srcdir/$subdir/$src"
 385     }
 386
 387     # Check for alternate driver.
 388     if [file exists [file rootname $src].x] {
 389         verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 390         set done_p 0
 391         catch "set done_p \[source [file rootname $src].x\]"
 392         if { $done_p } {
 393             return
 394         }
 395     }
 396     list-module-names $src
 397
 398     # loop through all the options
 399     set option_list $torture_with_loops
 400     foreach option $option_list {
 401
 402         # torture_compile_xfail is set by the .x script (if present)
 403         if [info exists torture_compile_xfail] {
 404             setup_xfail $torture_compile_xfail
 405         }
 406
 407         # torture_execute_before_compile is set by the .x script (if present)
 408         if [info exists torture_eval_before_compile] {
 409             set ignore_me [eval $torture_eval_before_compile]
 410         }
 411
 412         fortran-torture-compile $src "$option $options"
 413         cleanup-modules ""
 414     }
 415 }
 416
 417 #
 418 # add-ieee-options -- add options necessary for 100% ieee conformance.
 419 #
 420 proc add-ieee-options { } {
 421     # Ensure that excess precision does not cause problems.
 422     if { [istarget i?86-*-*]
 423          || [istarget m68k-*-*] } then {
 424       uplevel 1 lappend additional_flags "-ffloat-store"
 425     }
 426
 427     # Enable full IEEE compliance mode.
 428     if { [istarget alpha*-*-*]
 429          || [istarget sh*-*-*] } then {
 430       uplevel 1 lappend additional_flags "-mieee"
 431     }
 432 }