gcc/testsuite/lib/scanasm.exp

   1 #   Copyright (C) 2000, 2002, 2003 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 2 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 this program; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Various utilities for scanning assembler output, used by gcc-dg.exp and
  18 # g++-dg.exp.
  19
  20 # Utility for scanning compiler result, invoked via dg-final.
  21
  22 # Scan the OUTPUT_FILE for a pattern.  If it is present and POSITIVE
  23 # is non-zero, or it is not present and POSITIVE is zero, the test
  24 # passes.  The ORIG_ARGS is the list of arguments provided by dg-final
  25 # to scan-assembler.  The first element in ORIG_ARGS is the regular
  26 # expression to look for in the file.  The second element, if present,
  27 # is a DejaGNU target selector.
  28
  29 proc dg-scan { name positive testcase output_file orig_args } {
  30     if { [llength $orig_args] < 1 } {
  31         error "$name: too few arguments"
  32         return
  33     }
  34     if { [llength $orig_args] > 2 } {
  35         error "$name: too many arguments"
  36         return
  37     }
  38     if { [llength $orig_args] >= 2 } {
  39         switch [dg-process-target [lindex $orig_args 1]] {
  40             "S" { }
  41             "N" { return }
  42             "F" { setup_xfail "*-*-*" }
  43             "P" { }
  44         }
  45     }
  46
  47     set fd [open $output_file r]
  48     set text [read $fd]
  49     close $fd
  50
  51     set pattern [lindex $orig_args 0]
  52     set printable_pattern [string map {\t \\t \n \\n \r \\r \\ \\\\} $pattern]
  53
  54     set match [regexp -- $pattern $text]
  55     if { $match == $positive } {
  56         pass "$testcase $name $printable_pattern"
  57     } else {
  58         fail "$testcase $name $printable_pattern"
  59     }
  60 }
  61
  62 # Look for a pattern in the .s file produced by the compiler.  See
  63 # dg-scan for details.
  64
  65 proc scan-assembler { args } {
  66     upvar 2 name testcase
  67     set output_file "[file rootname [file tail $testcase]].s"
  68
  69     dg-scan "scan-assembler" 1 $testcase $output_file $args
  70 }
  71
  72 # Check that a pattern is not present in the .s file produced by the
  73 # compiler.  See dg-scan for details.
  74
  75 proc scan-assembler-not { args } {
  76     upvar 2 name testcase
  77     set output_file "[file rootname [file tail $testcase]].s"
  78
  79     dg-scan "scan-assembler-not" 0 $testcase $output_file $args
  80 }
  81
  82 # Check that a symbol is defined as a hidden symbol in the .s file
  83 # produced by the compiler.
  84
  85 proc scan-hidden { args } {
  86     upvar 2 name testcase
  87     set output_file "[file rootname [file tail $testcase]].s"
  88
  89     set symbol [lindex $args 0]
  90     set args [lreplace $args 0 0 "hidden\[ \t_\]*$symbol"]
  91
  92     dg-scan "scan-hidden" 1 $testcase $output_file $args
  93 }
  94
  95 # Check that a symbol is not defined as a hidden symbol in the .s file
  96 # produced by the compiler.
  97
  98 proc scan-not-hidden { args } {
  99     upvar 2 name testcase
 100     set output_file "[file rootname [file tail $testcase]].s"
 101
 102     set symbol [lindex $args 0]
 103     set args [lreplace $args 0 0 "hidden\[ \t_\]*$symbol"]
 104
 105     dg-scan "scan-not-hidden" 0 $testcase $output_file $args
 106 }
 107
 108 # Look for a pattern in OUTPUT_FILE.  See dg-scan for details.
 109
 110 proc scan-file { output_file args } {
 111     upvar 2 name testcase
 112     dg-scan "scan-file" 1 $testcase $output_file $args
 113 }
 114
 115 # Check that a pattern is not present in the OUTPUT_FILE.  See dg-scan
 116 # for details.
 117
 118 proc scan-file-not { output_file args } {
 119     upvar 2 name testcase
 120     dg-scan "scan-file-not" 0 $testcase $output_file $args
 121 }
 122
 123 # Call pass if pattern is present given number of times, otherwise fail.
 124 proc scan-assembler-times { args } {
 125     if { [llength $args] < 2 } {
 126         error "scan-assembler: too few arguments"
 127         return
 128     }
 129     if { [llength $args] > 3 } {
 130         error "scan-assembler: too many arguments"
 131         return
 132     }
 133     if { [llength $args] >= 3 } {
 134         switch [dg-process-target [lindex $args 2]] {
 135             "S" { }
 136             "N" { return }
 137             "F" { setup_xfail "*-*-*" }
 138             "P" { }
 139         }
 140     }
 141
 142     # This assumes that we are two frames down from dg-test, and that
 143     # it still stores the filename of the testcase in a local variable "name".
 144     # A cleaner solution would require a new dejagnu release.
 145     upvar 2 name testcase
 146
 147     # This must match the rule in gcc-dg.exp.
 148     set output_file "[file rootname [file tail $testcase]].s"
 149
 150     set fd [open $output_file r]
 151     set text [read $fd]
 152     close $fd
 153
 154     if { [llength [regexp -inline -all -- [lindex $args 0] $text]] == [lindex $args 1]} {
 155         pass "$testcase scan-assembler-times [lindex $args 0] [lindex $args 1]"
 156     } else {
 157         fail "$testcase scan-assembler-times [lindex $args 0] [lindex $args 1]"
 158     }
 159 }
 160
 161 # Utility for scanning demangled compiler result, invoked via dg-final.
 162 # Call pass if pattern is present, otherwise fail.
 163 proc scan-assembler-dem { args } {
 164     global cxxfilt
 165     global base_dir
 166
 167     if { [llength $args] < 1 } {
 168         error "scan-assembler-dem: too few arguments"
 169         return
 170     }
 171     if { [llength $args] > 2 } {
 172         error "scan-assembler-dem: too many arguments"
 173         return
 174     }
 175     if { [llength $args] >= 2 } {
 176         switch [dg-process-target [lindex $args 1]] {
 177             "S" { }
 178             "N" { return }
 179             "F" { setup_xfail "*-*-*" }
 180             "P" { }
 181         }
 182     }
 183
 184     # Find c++filt like we find g++ in g++.exp.
 185     if ![info exists cxxfilt]  {
 186         set cxxfilt [findfile $base_dir/../../binutils/cxxfilt \
 187                      $base_dir/../../binutils/cxxfilt \
 188                      [findfile $base_dir/../c++filt $base_dir/../c++filt \
 189                       [findfile $base_dir/c++filt $base_dir/c++filt \
 190                        [transform c++filt]]]]
 191         verbose -log "c++filt is $cxxfilt"
 192     }
 193
 194     upvar 2 name testcase
 195     set output_file "[file rootname [file tail $testcase]].s"
 196
 197     set fd [open "| $cxxfilt < $output_file" r]
 198     set text [read $fd]
 199     close $fd
 200
 201     if [regexp -- [lindex $args 0] $text] {
 202         pass "$testcase scan-assembler-dem [lindex $args 0]"
 203     } else {
 204         fail "$testcase scan-assembler-dem [lindex $args 0]"
 205     }
 206 }
 207
 208 # Call pass if demangled pattern is not present, otherwise fail.
 209 proc scan-assembler-dem-not { args } {
 210     global cxxfilt
 211     global base_dir
 212
 213     if { [llength $args] < 1 } {
 214         error "scan-assembler-dem-not: too few arguments"
 215         return
 216     }
 217     if { [llength $args] > 2 } {
 218         error "scan-assembler-dem-not: too many arguments"
 219         return
 220     }
 221     if { [llength $args] >= 2 } {
 222         switch [dg-process-target [lindex $args 1]] {
 223             "S" { }
 224             "N" { return }
 225             "F" { setup_xfail "*-*-*" }
 226             "P" { }
 227         }
 228     }
 229
 230     # Find c++filt like we find g++ in g++.exp.
 231     if ![info exists cxxfilt]  {
 232         set cxxfilt [findfile $base_dir/../../binutils/cxxfilt \
 233                      $base_dir/../../binutils/cxxfilt \
 234                      [findfile $base_dir/../c++filt $base_dir/../c++filt \
 235                       [findfile $base_dir/c++filt $base_dir/c++filt \
 236                        [transform c++filt]]]]
 237         verbose -log "c++filt is $cxxfilt"
 238     }
 239
 240     upvar 2 name testcase
 241     set output_file "[file rootname [file tail $testcase]].s"
 242
 243     set fd [open "| $cxxfilt < $output_file" r]
 244     set text [read $fd]
 245     close $fd
 246
 247     if ![regexp -- [lindex $args 0] $text] {
 248         pass "$testcase scan-assembler-dem-not [lindex $args 0]"
 249     } else {
 250         fail "$testcase scan-assembler-dem-not [lindex $args 0]"
 251     }
 252 }