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# Support routines for display-testing machinery in gprofng testsuite.
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
# Run the COMMAND on the host and return a list of the form
# { exit-status OUTPUT }.
proc run_native_host_cmd { command } {
global link_output
global ld
verbose -log "$command"
set run_output ""
try {
set run_output [exec "sh" "-c" "$command" "2>@1"]
set status 0
} trap CHILDSTATUS {results options} {
set status [lindex [dict get $options -errorcode] 2]
set run_output $results
}
regsub "\n$" $run_output "" run_output
if { [lindex $status 0] != 0 && [string match "" $run_output] } then {
append run_output "child process exited abnormally"
}
if [string match "" $run_output] then {
return ""
}
return [list [lindex $status 0] $run_output]
}
# Run a display test in DIR.
# Unanswered questions: do we want to cycle through compilation flags,
# display options, collect flags, app options? Do we want these to be
# set on a per-app basis? (If so, they should probably be driven by a
# file in the test dir.)
proc run_display_test { dir cflags gprofflags } {
global srcdir MAKE CC CFLAGS LDFLAGS LIBS BUILDDIR
set stripped [string map {" " ""} $dir]
set testdir [string map {" " ""} "$dir.$cflags,$gprofflags"]
set sdir "$srcdir/gprofng.display/$dir"
set tdir "tmpdir/$testdir"
send_log "create dir: $tdir\n"
set output [run_native_host_cmd "mkdir -p $tdir"]
set gprofng [exec find $BUILDDIR/tmpdir -type f -name gprofng -perm -u+x | head -1]
set fd [open "$tdir/rules.txt" "w"]
switch -regexp -- $testdir {
{-p,on.*-h,on} {
set DISPLAY_FLAGS "-metrics i.totalcpu:i.cycles -func"
puts $fd "Cpu, 2, 0\n"
puts $fd "Cycles, 2, 1\n"
}
{-h,on} {
set DISPLAY_FLAGS "-metrics i.cycles -func"
puts $fd "Cycles, 2, 0\n"
}
default {
set DISPLAY_FLAGS "-metrics i.totalcpu -func"
puts $fd "Cpu, 2, 0\n"
}
}
close $fd
set make_args "-f $sdir/Makefile srcdir=\"$sdir\" builddir=\"$BUILDDIR\" \
VPATH=\"$dir\" CC=\"$CC\" CFLAGS=\"$cflags\" LDFLAGS=\"$LDFLAGS\" \
DISPLAY_FLAGS=\"$DISPLAY_FLAGS\" \
COLLECT_FLAGS=\"$gprofflags\" GPROFNG=\"$gprofng\" MAKE=\"$MAKE\""
set output [run_native_host_cmd "cd $tdir && $MAKE $make_args all"]
# send_log "run_native_host_cmd output:\n$output\n"
if { [lindex $output 0] != 0 } then {
set out [lindex $output 1]
if {[file exists "$tdir/diff.out"]} then {
send_log "comparison of results in $dir failed:\n$out\n"
set pltf [exec uname -i]
if { $pltf == "aarch64" } {
xfail $dir
return 0
}
perror "comparison of results in $dir failed"
} else {
send_log "compilation of test program in $dir failed:\n$out\n"
perror "compilation of test program in $dir failed"
}
fail $dir
return 0
}
pass $dir
}
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