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# This procedure executes one line of a test case's execution script.
proc execOneLine { test PRS outcome lineno line } {
set status 0
set resultmsg ""
set retval [ catch { eval exec -keepnewline -- $line } errmsg ]
if { $retval != 0 } {
set code [lindex $::errorCode 0]
set lineno [expr $lineno + 1]
if { $PRS != ""} {
set PRS " for $PRS"
}
set errmsg " at line $lineno\nwhile running: $line\n$errmsg"
switch "$code" {
CHILDSTATUS {
set status [lindex $::errorCode 2]
if { $status != 0 } {
set resultmsg "$test$PRS\nFailed with exit($status)$errmsg"
}
}
CHILDKILLED {
set signal [lindex $::errorCode 2]
set resultmsg "$test$PRS\nFailed with signal($signal)$errmsg"
}
CHILDSUSP {
set signal [lindex $::errorCode 2]
set resultmsg "$test$PRS\nFailed with suspend($signal)$errmsg"
}
POSIX {
set posixNum [lindex $::errorCode 1]
set posixMsg [lindex $::errorCode 2]
set resultmsg "$test$PRS\nFailed with posix($posixNum,$posixMsg)$errmsg"
}
NONE {
}
default {
}
}
}
return $resultmsg
}
# This procedure performs variable substitutions on the RUN: lines of a test
# cases.
proc substitute { line test tmpFile } {
global srcroot objroot srcdir objdir subdir target_triplet prcontext
global llvmgcc llvmgxx llvmgcc_version
global gccpath gxxpath compile_c compile_cxx link llvmlibsdir
global llvmtoolsdir
set path [file join $srcdir $subdir]
# Substitute all Tcl variables.
set new_line [subst $line ]
#replace %prcontext with prcontext.tcl (Must replace before %p)
regsub -all {%prcontext} $new_line $prcontext new_line
#replace %llvmgcc with actual path to llvmgcc
regsub -all {%llvmgcc} $new_line "$llvmgcc -emit-llvm" new_line
#replace %llvmgxx with actual path to llvmg++
regsub -all {%llvmgxx} $new_line "$llvmgxx -emit-llvm" new_line
#replace %compile_c with C compilation command
regsub -all {%compile_c} $new_line "$compile_c" new_line
#replace %compile_cxx with C++ compilation command
regsub -all {%compile_cxx} $new_line "$compile_cxx" new_line
#replace %link with C++ link command
regsub -all {%link} $new_line "$link" new_line
#replace %llvmlibsdir with configure library directory
regsub -all {%llvmlibsdir} $new_line "$llvmlibsdir" new_line
#replace %klee with klee binary
regsub -all {%klee} $new_line "klee" new_line
#replace %kleaver with kleaver binary
regsub -all {%kleaver} $new_line "kleaver" new_line
#replace %p with path to source,
regsub -all {%p} $new_line [file join $srcdir $subdir] new_line
#replace %s with filename
regsub -all {%s} $new_line $test new_line
#replace %t with temp filenames
regsub -all {%t} $new_line $tmpFile new_line
#replace %% with %
regsub -all {%%} $new_line % new_line
return $new_line
}
# This procedure runs the set of tests for the test_source_files array.
proc RunLLVMTests { test_source_files } {
global srcroot objroot srcdir objdir subdir TEST_FEATURE_LIST target_triplet
set timeout 60
set path [file join $objdir $subdir]
#Make Output Directory if it does not exist already
if { [file exists path] } {
cd $path
} else {
file mkdir $path
cd $path
}
file mkdir Output
cd Output
foreach test $test_source_files {
#Should figure out best way to set the timeout
#set timeout 40
set filename [file tail $test]
set outcome PASS
set tmpFile "$filename.tmp"
#set hasRunline bool to check if testcase has a runline
set numLines 0
# Open the test file and start reading lines
set testFileId [ open $test r]
set runline ""
set PRNUMS ""
foreach line [split [read $testFileId] \n] {
# if its the END. line then stop parsing (optimization for big files)
if {[regexp {END.[ *]$} $line match endofscript]} {
break
# if the line is continued, concatenate and continue the loop
} elseif {[regexp {RUN: *(.+)(\\)$} $line match oneline suffix]} {
set runline "$runline$oneline "
# if its a terminating RUN: line then do substitution on the whole line
# and then save the line.
} elseif {[regexp {RUN: *([^&]+)(&&)?} $line match oneline suffix]} {
set runline "$runline$oneline"
set runline [ substitute $runline $test $tmpFile ]
set lines($numLines) $runline
set numLines [expr $numLines + 1]
set runline ""
# if its an PR line, save the problem report number
} elseif {[regexp {PR([0-9]+)} $line match prnum]} {
if {$PRNUMS == ""} {
set PRNUMS "PR$prnum"
} else {
set PRNUMS "$PRNUMS,$prnum"
}
# if its an XFAIL line, see if we should be XFAILing or not.
} elseif {[regexp {XFAIL:[ *](.+)} $line match features]} {
set features
foreach feature [split $features ,] {
if { [regexp {\*} $feature match] } {
set outcome XFAIL
} elseif { [regexp $feature $target_triplet match] } {
set outcome XFAIL
} elseif { [regexp $feature $TEST_FEATURE_LIST match] } {
set outcome XFAIL
}
}
}
}
# Done reading the script
close $testFileId
if { $numLines == 0 } {
fail "$test: \nDoes not have a RUN line\n"
} else {
set failed 0
for { set i 0 } { $i < $numLines } { set i [ expr $i + 1 ] } {
regsub ^.*RUN:(.*) $lines($i) \1 theLine
set resultmsg [execOneLine $test $PRNUMS $outcome $i $theLine ]
if { $resultmsg != "" } {
if { $outcome == "XFAIL" } {
xfail "$resultmsg"
} else {
fail "$resultmsg"
}
set failed 1
break
}
}
if { $failed } {
continue
} else {
if { $PRNUMS != "" } {
set PRNUMS " for $PRNUMS"
}
if { $outcome == "XFAIL" } {
xpass "$test$PRNUMS"
} else {
pass "$test$PRNUMS"
}
}
}
}
}
# Check if klee was configured with POSIX runtime support.
proc klee_supports_posix_runtime { } {
global ENABLE_POSIX_RUNTIME
if { $ENABLE_POSIX_RUNTIME == "1" } {
return 1
}
return 0
}
# Check if klee was configured with uclibc support.
proc klee_supports_uclibc { } {
global ENABLE_UCLIBC
if { $ENABLE_UCLIBC == "1" } {
return 1
}
return 0
}
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