gcc/testsuite/lib/fortran-torture.exp

   1 # Copyright (C) 2003, 2006, 2007 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
  25 # Return the list of options to use for fortran torture tests.
  26 # The default option list can be overridden by
  27 # TORTURE_OPTIONS="{ { list1 } ... { listN } }"
  28 proc get-fortran-torture-options { } {
  29     global TORTURE_OPTIONS
  30
  31     if [info exists TORTURE_OPTIONS] {
  32         return $TORTURE_OPTIONS
  33     }
  34
  35     # determine if host supports vectorization, and the necessary set
  36     # of options, based on code from testsuite/vect/vect.exp
  37
  38     set vectorizer_options [list "-O2" "-ftree-vectorize"]
  39
  40     if { [istarget "powerpc*-*-*"]
  41          && [is-effective-target powerpc_altivec_ok]
  42          && [check_vmx_hw_available] } {
  43         lappend vectorizer_options "-maltivec"
  44         set test_tree_vectorize 1
  45     } elseif { [istarget  "spu-*-*"] } {
  46         set test_tree_vectorize 1
  47     } elseif { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
  48         lappend vectorizer_options "-msse2"
  49         set test_tree_vectorize 1
  50     } elseif { [istarget "mips*-*-*"]
  51                && [check_effective_target_mpaired_single]
  52                && [check_effective_target_nomips16] } {
  53         lappend vectorizer_options "-mpaired-single"
  54         set test_tree_vectorize 1
  55     } elseif [istarget "sparc*-*-*"] {
  56         lappend vectorizer_options "-mcpu=ultrasparc" "-mvis"
  57         set test_tree_vectorize 1
  58     } elseif { [istarget "alpha*-*-*"]
  59                && [check_alpha_max_hw_available] } {
  60         lappend vectorizer_options "-mmax"
  61         set test_tree_vectorize 1
  62     } elseif [istarget "ia64-*-*"] {
  63         set test_tree_vectorize 1
  64     } else {
  65         set test_tree_vectorize 0
  66     }
  67
  68     set options {}
  69
  70     lappend options \
  71         { -O0 } \
  72         { -O1 } \
  73         { -O2 } \
  74         { -O2 -fomit-frame-pointer -finline-functions } \
  75         { -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
  76         { -O2 -fbounds-check } \
  77         { -O3 -g } \
  78         { -Os }
  79     if { $test_tree_vectorize } {
  80         lappend options $vectorizer_options
  81     }
  82
  83     return $options
  84 }
  85
  86
  87 #
  88 # fortran-torture-compile -- compile a gfortran.fortran-torture testcase.
  89 #
  90 # SRC is the full pathname of the testcase.
  91 # OPTION is the specific compiler flag we're testing (eg: -O2).
  92 #
  93 proc fortran-torture-compile { src option } {
  94     global output
  95     global srcdir tmpdir
  96     global host_triplet
  97
  98     set output "$tmpdir/[file tail [file rootname $src]].o"
  99
 100     regsub "(?q)$srcdir/" $src "" testcase
 101
 102     # If we couldn't rip $srcdir out of `src' then just do the best we can.
 103     # The point is to reduce the unnecessary noise in the logs.  Don't strip
 104     # out too much because different testcases with the same name can confuse
 105     # `test-tool'.
 106     if [string match "/*" $testcase] {
 107         set testcase "[file tail [file dirname $src]]/[file tail $src]"
 108     }
 109
 110     verbose "Testing $testcase, $option" 1
 111
 112     # Run the compiler and get results in comp_output.
 113     set options ""
 114     lappend options "additional_flags=-w $option"
 115
 116     set comp_output [gfortran_target_compile "$src" "$output" object $options]
 117
 118     # See if we got something bad.
 119     set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
 120
 121     if [string match "$fatal_signal 6" $comp_output] then {
 122         gfortran_fail $testcase "Got Signal 6, $option"
 123         catch { remote_file build delete $output }
 124         return
 125     }
 126
 127     if [string match "$fatal_signal 11" $comp_output] then {
 128         gfortran_fail $testcase "Got Signal 11, $option"
 129         catch { remote_file build delete $output }
 130         return
 131     }
 132
 133     if [string match "*internal compiler error*" $comp_output] then {
 134         gfortran_fail $testcase "$option (internal compiler error)"
 135         catch { remote_file build delete $output }
 136         return
 137     }
 138
 139     # We shouldn't get these because of -w, but just in case.
 140     if [string match "*95*:*warning:*" $comp_output] then {
 141         warning "$testcase: (with warnings) $option"
 142         send_log "$comp_output\n"
 143         unresolved "$testcase, $option"
 144         catch { remote_file build delete $output }
 145         return
 146     }
 147
 148     # Prune warnings we know are unwanted.
 149     set comp_output [prune_warnings $comp_output]
 150
 151     # Report if the testcase is not supported.
 152     set unsupported_message [gfortran_check_unsupported_p $comp_output]
 153     if { $unsupported_message != "" } {
 154         unsupported "$testcase: $unsupported_message"
 155         catch { remote_file build delete $output }
 156         return
 157     }
 158
 159     # remove any leftover LF/CR to make sure any output is legit
 160     regsub -all -- "\[\r\n\]*" $comp_output "" comp_output
 161
 162     # If any message remains, we fail.
 163     if ![string match "" $comp_output] then {
 164         gfortran_fail $testcase $option
 165         catch { remote_file build delete $output }
 166         return
 167     }
 168
 169     gfortran_pass $testcase $option
 170     catch { remote_file build delete $output }
 171 }
 172
 173
 174 #
 175 # fortran-torture-execute -- compile and execute a testcase.
 176 #
 177 # SRC is the full pathname of the testcase.
 178 #
 179 # If the testcase has an associated .x file, we source that to run the
 180 # test instead.  We use .x so that we don't lengthen the existing filename
 181 # to more than 14 chars.
 182 #
 183 proc fortran-torture-execute { src } {
 184     global output
 185     global srcdir tmpdir
 186     global tool
 187     global compiler_conditional_xfail_data
 188     global torture_with_loops
 189
 190     # Check for alternate driver.
 191     set additional_flags ""
 192     if [file exists [file rootname $src].x] {
 193         verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 194         set done_p 0
 195         catch "set done_p \[source [file rootname $src].x\]"
 196         if { $done_p } {
 197             return
 198         }
 199     }
 200
 201     # Setup the options for the testcase run.
 202     set option_list $torture_with_loops
 203     set executable $tmpdir/[file tail [file rootname $src].x]
 204     regsub "(?q)$srcdir/" $src "" testcase
 205
 206     # If we couldn't rip $srcdir out of `src' then just do the best we can.
 207     # The point is to reduce the unnecessary noise in the logs.  Don't strip
 208     # out too much because different testcases with the same name can confuse
 209     # `test-tool'.
 210     if [string match "/*" $testcase] {
 211         set testcase "[file tail [file dirname $src]]/[file tail $src]"
 212     }
 213
 214     # Walk the list of options and copmile and run the testcase for all
 215     # options that are not explicitly disabled by the .x script (if present).
 216     foreach option $option_list {
 217
 218         # Torture_{compile,execute}_xfail are set by the .x script.
 219         if [info exists torture_compile_xfail] {
 220             setup_xfail $torture_compile_xfail
 221         }
 222
 223         # Torture_execute_before_{compile,execute} can be set by the .x script.
 224         if [info exists torture_eval_before_compile] {
 225             set ignore_me [eval $torture_eval_before_compile]
 226         }
 227
 228         # FIXME: We should make sure that the modules required by this testcase
 229         # exist.  If not, the testcase should XFAIL.
 230
 231         # Compile the testcase.
 232         catch { remote_file build delete $executable }
 233         verbose "Testing $testcase, $option" 1
 234
 235         set options ""
 236         lappend options "additional_flags=-w $option"
 237         if { $additional_flags != "" } {
 238             lappend options "additional_flags=$additional_flags"
 239         }
 240         set comp_output [gfortran_target_compile "$src" "$executable" executable $options]
 241
 242         # See if we got something bad.
 243         set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
 244
 245         if [string match "$fatal_signal 6" $comp_output] then {
 246             gfortran_fail $testcase "Got Signal 6, $option"
 247             catch { remote_file build delete $executable }
 248             continue
 249         }
 250
 251         if [string match "$fatal_signal 11" $comp_output] then {
 252             gfortran_fail $testcase "Got Signal 11, $option"
 253             catch { remote_file build delete $executable }
 254             continue
 255         }
 256
 257         if [string match "*internal compiler error*" $comp_output] then {
 258             gfortran_fail $testcase "$option (internal compiler error)"
 259             catch { remote_file build delete $executable }
 260             continue
 261         }
 262
 263         # We shouldn't get these because of -w, but just in case.
 264         if [string match "*95*:*warning:*" $comp_output] then {
 265             warning "$testcase: (with warnings) $option"
 266             send_log "$comp_output\n"
 267             unresolved "$testcase, $option"
 268             catch { remote_file build delete $executable }
 269             continue
 270         }
 271
 272         # Prune warnings we know are unwanted.
 273         set comp_output [prune_warnings $comp_output]
 274
 275         # Report if the testcase is not supported.
 276         set unsupported_message [gfortran_check_unsupported_p $comp_output]
 277         if { $unsupported_message != "" } {
 278             unsupported "$testcase: $unsupported_message"
 279             continue
 280         } elseif ![file exists $executable] {
 281             if ![is3way] {
 282                 fail "$testcase compilation, $option"
 283                 untested "$testcase execution, $option"
 284                 continue
 285             } else {
 286                 # FIXME: since we can't test for the existence of a remote
 287                 # file without short of doing an remote file list, we assume
 288                 # that since we got no output, it must have compiled.
 289                 pass "$testcase compilation, $option"
 290             }
 291         } else {
 292             pass "$testcase compilation, $option"
 293         }
 294
 295         # See if this source file uses INTEGER(KIND=8) types, if it does, and
 296         # no_long_long is set, skip execution of the test.
 297         # FIXME: We should also look for F95 style "_8" or select_int_kind()
 298         # integers, but that is obviously much harder than just regexping this.
 299         # So maybe we should just avoid those in testcases.
 300         if [target_info exists no_long_long] then {
 301             if [expr [search_for_re $src "integer\*8"] \
 302                      +[search_for_re $src "integer *( *8 *)"] \
 303                      +[search_for_re $src "integer *( *kind *= *8 *)"]] \
 304               then {
 305                 untested "$testcase execution, $option"
 306                 continue
 307             }
 308         }
 309
 310         if [info exists torture_execute_xfail] {
 311             setup_xfail $torture_execute_xfail
 312         }
 313
 314         if [info exists torture_eval_before_execute] {
 315             set ignore_me [eval $torture_eval_before_execute]
 316         }
 317
 318         # Run the testcase, and analyse the output.
 319         set result [gfortran_load "$executable" "" ""]
 320         set status [lindex $result 0]
 321         set output [lindex $result 1]
 322         if { $status == "pass" } {
 323             catch { remote_file build delete $executable }
 324         }
 325         $status "$testcase execution, $option"
 326     }
 327 }
 328
 329
 330 #
 331 # search_for_re -- looks for a string match in a file
 332 #
 333 proc search_for_re { file pattern } {
 334     set fd [open $file r]
 335     while { [gets $fd cur_line]>=0 } {
 336         set lower [string tolower $cur_line]
 337         if [regexp "$pattern" $lower] then {
 338             close $fd
 339             return 1
 340         }
 341     }
 342     close $fd
 343     return 0
 344 }
 345
 346
 347 #
 348 # fortran-torture -- the fortran-torture testcase source file processor
 349 #
 350 # This runs compilation only tests (no execute tests).
 351 #
 352 # SRC is the full pathname of the testcase, or just a file name in which
 353 # case we prepend $srcdir/$subdir.
 354 #
 355 # If the testcase has an associated .x file, we source that to run the
 356 # test instead.  We use .x so that we don't lengthen the existing filename
 357 # to more than 14 chars.
 358 #
 359 proc fortran-torture { args } {
 360     global srcdir subdir
 361     global compiler_conditional_xfail_data
 362     global torture_with_loops
 363
 364     set src [lindex $args 0]
 365     if { [llength $args] > 1 } {
 366         set options [lindex $args 1]
 367     } else {
 368         set options ""
 369     }
 370
 371     # Prepend $srdir/$subdir if missing.
 372     if ![string match "*/*" $src] {
 373         set src "$srcdir/$subdir/$src"
 374     }
 375
 376     # Check for alternate driver.
 377     if [file exists [file rootname $src].x] {
 378         verbose "Using alternate driver [file rootname [file tail $src]].x" 2
 379         set done_p 0
 380         catch "set done_p \[source [file rootname $src].x\]"
 381         if { $done_p } {
 382             return
 383         }
 384     }
 385
 386     # loop through all the options
 387     set option_list $torture_with_loops
 388     foreach option $option_list {
 389
 390         # torture_compile_xfail is set by the .x script (if present)
 391         if [info exists torture_compile_xfail] {
 392             setup_xfail $torture_compile_xfail
 393         }
 394
 395         # torture_execute_before_compile is set by the .x script (if present)
 396         if [info exists torture_eval_before_compile] {
 397             set ignore_me [eval $torture_eval_before_compile]
 398         }
 399
 400         fortran-torture-compile $src "$option $options"
 401     }
 402 }
 403
 404 #
 405 # add-ieee-options -- add options necessary for 100% ieee conformance.
 406 #
 407 proc add-ieee-options { } {
 408     # Ensure that excess precision does not cause problems.
 409     if { [istarget "i?86-*-*"]
 410          || [istarget "m68k-*-*"] } then {
 411       uplevel 1 lappend additional_flags "-ffloat-store"
 412     }
 413
 414     # Enable full IEEE compliance mode.
 415     if { [istarget "alpha*-*-*"]
 416          || [istarget "sh*-*-*"] } then {
 417       uplevel 1 lappend additional_flags "-mieee"
 418     }
 419 }