diff options
Diffstat (limited to 'testsuite/systemtap.exelib/exelib.exp')
| -rw-r--r-- | testsuite/systemtap.exelib/exelib.exp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/testsuite/systemtap.exelib/exelib.exp b/testsuite/systemtap.exelib/exelib.exp new file mode 100644 index 00000000..01ff1241 --- /dev/null +++ b/testsuite/systemtap.exelib/exelib.exp @@ -0,0 +1,164 @@ +# Builds various variants of an executable and a shared library +# (with gcc/g++, -O0/-O3, prelinked/pie, seperate debuginfo) +# Then runs tests with a list of execs. + +set subtestlist {lib uname ustack cleanup} +#set subtestlist {uname} + +proc seperate_debuginfo {elffile} { + set objcopy [list "objcopy" "--only-keep-debug"] + lappend objcopy "$elffile" + lappend objcopy "${elffile}.debug" + send_log "Executing: $objcopy\n" + eval exec $objcopy + + set objcopy [list "objcopy" "--strip-debug"] + lappend objcopy "$elffile" + send_log "Executing: $objcopy\n" + eval exec $objcopy + + set objcopy [list "objcopy"] + lappend objcopy "--add-gnu-debuglink=${elffile}.debug" + lappend objcopy "$elffile" + send_log "Executing: $objcopy\n" + eval exec $objcopy +} + +set testnames {} + +set testpath "$srcdir/$subdir" +set testsrc "$testpath/uprobes_exe.c" +set testsrclib "$testpath/uprobes_lib.c" +set testlibdir "." + +set arches [list "default"] +# BUG! non-default arch breaks ustack tests. +#switch -regexp $::tcl_platform(machine) { +# {^(x86_64|ppc64)$} { lappend arches "-m32" } +# {^s390x$} { lappend arches "-m31" } +#} + +foreach arch $arches { + + foreach compiler {gcc g++} { + + # Just try -O0 and -O3. + # Adding -O, -O2, -Os and mixing lib/exe is a bit overdone + # BUG! -O2, -O3, -Os all break uname tests... + foreach opt {-O0} { + + foreach libprelink {no} { # BUG! "yes" breaks uname tests + + # not done yet, "no" lib debug. + foreach libdebug {yes sep} { + + set libname "uprobeslib${compiler}${opt}${arch}" + + if {$libprelink == "yes"} { + set libname $libname-prelink + } + + if {$libdebug == "sep"} { + set libname $libname-sep-debug + } else { + set libname $libname-debug + } + + # General compiler flags + # For now we always require debuginfo + set testflags "additional_flags=-g" + if {$arch != "default"} { + set testflags "$testflags additional_flags=$arch" + } + if {$compiler == "g++"} { + set testflags "$testflags additional_flags=-x additional_flags=c++" + } + set testflags "$testflags additional_flags=$opt" + + # Extra flags for libraries + set testlibflags "$testflags additional_flags=-fPIC" + set testlibflags "$testlibflags additional_flags=-shared" + + set testso "$testlibdir/lib${libname}.so" + set res [target_compile $testsrclib $testso executable $testlibflags] + if { $res != "" } { + verbose "target_compile for $testso failed: $res" 2 + fail "$libname compile $testsrclib" + return + } else { + pass "$libname compile $testsrclib" + } + + + if {$libdebug == "sep"} { + seperate_debuginfo $testso + } + + if {$libprelink == "yes"} { + set prelink_bin "/usr/sbin/prelink" + set addr "-r 0x6400000" + set prelink_cmd [concat $prelink_bin -vfNR $addr $testso] + send_log "Executing: $prelink_cmd\n" + catch {eval exec $prelink_cmd} result + verbose -log "result is $result" + } + + # should we also prelink exes? + foreach exepie {no yes} { + # not supported, "no" exe debug. + foreach exedebug {yes sep} { + + set exename uprobes$compiler$opt$arch + + # Extra exe compile flags to include lib + set testexeflags "$testflags additional_flags=-L$testlibdir additional_flags=-l$libname additional_flags=-Wl,-rpath,$testlibdir" + + if {$exepie == "yes"} { + set exename $exename-pie + set testexeflags "$testexeflags additional_flags=-fPIE additional_flags=-pie" + } + + if {$exedebug == "sep"} { + set exename $exename-sep-debug + } else { + set exename $exename-debug + } + + set exename $exename-$libname + + set testexe "$testlibdir/${exename}_exe" + set res [target_compile $testsrc $testexe executable $testexeflags] + if { $res != "" } { + verbose "target_compile for $testexe failed: $res" 2 + fail "$exename compile $testsrc" + return + } else { + pass "$exename compile $testsrc" + } + + if {$exedebug == "sep"} { + seperate_debuginfo $testexe + } + + set testname "${exename}_${libname}" + lappend testnames $testname + } + } + } + } + } + } +} + +# Call a test for each exe, set lib to shared library used +foreach subtest $subtestlist { + foreach testname $testnames { + set exelib [split $testname {_}] + set testexe [lindex $exelib 0] + set testexe "${testlibdir}/${testexe}_exe" + set testlib [lindex $exelib 1] + set testlib "${testlibdir}/lib${testlib}.so" + send_log "sourcing: $srcdir/$subdir/$subtest.tcl for $testname\n" + source $srcdir/$subdir/$subtest.tcl + } +} |