test/lib/llvm.exp

   1 # This procedure executes one line of a test case's execution script.
   2 proc execOneLine { test PRS outcome lineno line } {
   3   set status 0
   4   set resultmsg ""
   5   set retval [ catch { eval exec -keepnewline -- $line } errmsg ]
   6   if { $retval != 0 } {
   7     set code [lindex $::errorCode 0]
   8     set lineno [expr $lineno + 1]
   9     if { $PRS != ""} {
  10       set PRS " for $PRS"
  11     }
  12     set errmsg " at line $lineno\nwhile running: $line\n$errmsg"
  13     switch "$code" {
  14       CHILDSTATUS {
  15         set status [lindex $::errorCode 2]
  16         if { $status != 0 } {
  17           set resultmsg "$test$PRS\nFailed with exit($status)$errmsg"
  18         }
  19       }
  20       CHILDKILLED {
  21         set signal [lindex $::errorCode 2]
  22         set resultmsg "$test$PRS\nFailed with signal($signal)$errmsg"
  23       }
  24       CHILDSUSP {
  25         set signal [lindex $::errorCode 2]
  26         set resultmsg "$test$PRS\nFailed with suspend($signal)$errmsg"
  27       }
  28       POSIX {
  29         set posixNum [lindex $::errorCode 1]
  30         set posixMsg [lindex $::errorCode 2]
  31         set resultmsg "$test$PRS\nFailed with posix($posixNum,$posixMsg)$errmsg"
  32       }
  33       NONE {
  34       }
  35       default {
  36       }
  37     }
  38   }
  39   return $resultmsg
  40 }
  41
  42 # This procedure performs variable substitutions on the RUN: lines of a test
  43 # cases.
  44 proc substitute { line test tmpFile } {
  45   global srcroot objroot srcdir objdir subdir target_triplet prcontext
  46   global llvmgcc llvmgxx llvmgcc_version llvmgccmajvers ocamlc
  47   global gccpath gxxpath compile_c compile_cxx link shlibext llvmlibsdir
  48   set path [file join $srcdir $subdir]
  49
  50   # Substitute all Tcl variables.
  51   set new_line [subst $line ]
  52
  53   #replace %prcontext with prcontext.tcl (Must replace before %p)
  54   regsub -all {%prcontext} $new_line $prcontext new_line
  55   #replace %llvmgcc with actual path to llvmgcc
  56   regsub -all {%llvmgcc} $new_line "$llvmgcc -emit-llvm" new_line
  57   #replace %llvmgxx with actual path to llvmg++
  58   regsub -all {%llvmgxx} $new_line "$llvmgxx -emit-llvm" new_line
  59   #replace %compile_c with C compilation command
  60   regsub -all {%compile_c} $new_line "$compile_c" new_line
  61   #replace %compile_cxx with C++ compilation command
  62   regsub -all {%compile_cxx} $new_line "$compile_cxx" new_line
  63   #replace %link with C++ link command
  64   regsub -all {%link} $new_line "$link" new_line
  65   #replace %shlibext with shared library extension
  66   regsub -all {%shlibext} $new_line "$shlibext" new_line
  67   #replace %ocamlc with ocaml compiler command
  68   regsub -all {%ocamlc} $new_line "$ocamlc" new_line
  69   #replace %llvmlibsdir with configure library directory
  70   regsub -all {%llvmlibsdir} $new_line "$llvmlibsdir" new_line
  71   #replace %p with path to source,
  72   regsub -all {%p} $new_line [file join $srcdir $subdir] new_line
  73   #replace %s with filename
  74   regsub -all {%s} $new_line $test new_line
  75   #replace %t with temp filenames
  76   regsub -all {%t} $new_line $tmpFile new_line
  77   #replace %% with %
  78   regsub -all {%%} $new_line % new_line
  79   return $new_line
  80 }
  81
  82 # This procedure runs the set of tests for the test_source_files array.
  83 proc RunLLVMTests { test_source_files } {
  84   global srcroot objroot srcdir objdir subdir target_triplet llvmgcc_version
  85   set timeout 60
  86
  87   set path [file join $objdir $subdir]
  88
  89   #Make Output Directory if it does not exist already
  90   if { [file exists path] } {
  91     cd $path
  92   } else {
  93     file mkdir $path
  94     cd $path
  95   }
  96
  97   file mkdir Output
  98   cd Output
  99
 100   foreach test $test_source_files {
 101     #Should figure out best way to set the timeout
 102     #set timeout 40
 103
 104     set filename [file tail $test]
 105     set outcome PASS
 106     set tmpFile "$filename.tmp"
 107
 108     # Mark that it should not be XFAIL for this target.
 109     set targetPASS 0
 110
 111     #set hasRunline bool to check if testcase has a runline
 112     set numLines 0
 113
 114     # Open the test file and start reading lines
 115     set testFileId [ open $test r]
 116     set runline ""
 117     set PRNUMS ""
 118     foreach line [split [read $testFileId] \n] {
 119
 120       # if its the END. line then stop parsing (optimization for big files)
 121       if {[regexp {END.[ *]$} $line match endofscript]} {
 122         break
 123
 124       # if the line is continued, concatenate and continue the loop
 125       } elseif {[regexp {RUN: *(.+)(\\)$} $line match oneline suffix]} {
 126         set runline "$runline$oneline "
 127
 128       # if its a terminating RUN: line then do substitution on the whole line
 129       # and then save the line.
 130       } elseif {[regexp {RUN: *([^&]+)(&&)?} $line match oneline suffix]} {
 131         set runline "$runline$oneline"
 132         set runline [ substitute $runline $test $tmpFile ]
 133         set lines($numLines) $runline
 134         set numLines [expr $numLines + 1]
 135         set runline ""
 136
 137       # if its an PR line, save the problem report number
 138       } elseif {[regexp {PR([0-9]+)} $line match prnum]} {
 139         if {$PRNUMS == ""} {
 140           set PRNUMS "PR$prnum"
 141         } else {
 142           set PRNUMS "$PRNUMS,$prnum"
 143         }
 144       # if its an XFAIL line, see if we should be XFAILing or not.
 145       } elseif {[regexp {XFAIL:[ *](.+)} $line match targets]} {
 146         set targets
 147
 148         #split up target if more then 1 specified
 149         foreach target [split $targets ,] {
 150           if { [regexp {\*} $target match] } {
 151               if {$targetPASS != 1} {
 152                  set outcome XFAIL
 153               }
 154           } elseif { [regexp $target $target_triplet match] } {
 155               if {$targetPASS != 1} {
 156                  set outcome XFAIL
 157               }
 158           } elseif { [regexp {llvmgcc(([0-9]+)|([0-9]+[.][0-9]+))} $target match submatch submatch2]  } {
 159             if { [regexp ^($submatch)$|^(($submatch)(\.)) $llvmgcc_version match] } {
 160               if {$targetPASS != 1} {
 161                  set outcome XFAIL
 162               }
 163             }
 164           }
 165         }
 166       } elseif {[regexp {XTARGET:[ *](.+)} $line match targets]} {
 167         set targets
 168
 169         #split up target if more then 1 specified
 170         foreach target [split $targets ,] {
 171           if { [regexp {\*} $target match] } {
 172               set targetPASS 1
 173               set outcome PASS
 174           } elseif { [regexp $target $target_triplet match] } {
 175               set targetPASS 1
 176               set outcome PASS
 177           } elseif { [regexp {llvmgcc(([0-9]+)|([0-9]+[.][0-9]+))} $target match submatch submatch2]  } {
 178             if { [regexp ^($submatch)$|^(($submatch)(\.)) $llvmgcc_version match] } {
 179               set targetPASS 1
 180               set outcome PASS
 181             }
 182           }
 183         }
 184       }
 185     }
 186
 187     # Done reading the script
 188     close $testFileId
 189
 190
 191     if { $numLines == 0 } {
 192       fail "$test: \nDoes not have a RUN line\n"
 193     } else {
 194       set failed 0
 195       for { set i 0 } { $i < $numLines } { set i [ expr $i + 1 ] } {
 196         regsub ^.*RUN:(.*) $lines($i) \1 theLine
 197         set resultmsg [execOneLine $test $PRNUMS $outcome $i $theLine ]
 198         if { $resultmsg != "" } {
 199           if { $outcome == "XFAIL" } {
 200             xfail "$resultmsg"
 201           } else {
 202             fail "$resultmsg"
 203           }
 204           set failed 1
 205           break
 206         }
 207       }
 208       if { $failed } {
 209         continue
 210       } else {
 211         if { $PRNUMS != "" } {
 212           set PRNUMS " for $PRNUMS"
 213         }
 214         if { $outcome == "XFAIL" } {
 215           xpass "$test$PRNUMS"
 216         } else {
 217           pass "$test$PRNUMS"
 218         }
 219       }
 220     }
 221   }
 222 }
 223
 224 # This procedure provides an interface to check the LLVMGCC_LANGS makefile
 225 # variable to see if llvm-gcc supports compilation of a particular language.
 226 proc llvm_gcc_supports { lang } {
 227   global llvmgcc llvmgcc_langs
 228   # validate the language choices and determine the name of the compiler
 229   # component responsible for determining if the compiler has been built.
 230   switch "$lang" {
 231     ada     { set file gnat1 }
 232     c       { set file cc1 }
 233     c++     { set file cc1plus }
 234     objc    { set file cc1 }
 235     objc++  { set file cc1 }
 236     fortran { set file fcc1 }
 237     default { return 0 }
 238   }
 239   foreach supported_lang [split "$llvmgcc_langs" ,] {
 240     if { "$lang" == "$supported_lang" } {
 241       # FIXME: Knowing it is configured is not enough. We should do two more
 242       # checks here. First, we need to run llvm-gcc -print-prog-name=$file to
 243       # get the path to the compiler. If we don't get a path, the language isn't
 244       # properly configured or built. If we do get a path, we should check to
 245       # make sure that it is executable and perhaps even try executing it.
 246       return 1;
 247     }
 248   }
 249   return 0;
 250 }
 251
 252 # This procedure provides an interface to check the TARGETS_TO_BUILD makefile
 253 # variable to see if a particular target has been configured to build. This
 254 # helps avoid running tests for targets that aren't available.
 255 proc llvm_supports_target { tgtName } {
 256   global TARGETS_TO_BUILD
 257   foreach target [split $TARGETS_TO_BUILD] {
 258     if { [regexp $tgtName $target match] } {
 259       return 1
 260     }
 261   }
 262   return 0
 263 }