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# Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
# This program 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Various utilities for scanning assembler output, used by gcc-dg.exp and
# g++-dg.exp.
# Utility for scanning compiler result, invoked via dg-final.
# Scan the OUTPUT_FILE for a pattern. If it is present and POSITIVE
# is non-zero, or it is not present and POSITIVE is zero, the test
# passes. The ORIG_ARGS is the list of arguments provided by dg-final
# to scan-assembler. The first element in ORIG_ARGS is the regular
# expression to look for in the file. The second element, if present,
# is a DejaGNU target selector.
proc dg-scan { name positive testcase output_file orig_args } {
if { [llength $orig_args] < 1 } {
error "$name: too few arguments"
return
}
if { [llength $orig_args] > 2 } {
error "$name: too many arguments"
return
}
if { [llength $orig_args] >= 2 } {
switch [dg-process-target [lindex $orig_args 1]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
set fd [open $output_file r]
set text [read $fd]
close $fd
set pattern [lindex $orig_args 0]
set printable_pattern [string map {\t \\t \n \\n \r \\r \\ \\\\} $pattern]
set match [regexp -- $pattern $text]
if { $match == $positive } {
pass "$testcase $name $printable_pattern"
} else {
fail "$testcase $name $printable_pattern"
}
}
# Look for a pattern in the .s file produced by the compiler. See
# dg-scan for details.
proc scan-assembler { args } {
upvar 2 name testcase
set output_file "[file rootname [file tail $testcase]].s"
dg-scan "scan-assembler" 1 $testcase $output_file $args
}
# Check that a pattern is not present in the .s file produced by the
# compiler. See dg-scan for details.
proc scan-assembler-not { args } {
upvar 2 name testcase
set output_file "[file rootname [file tail $testcase]].s"
dg-scan "scan-assembler-not" 0 $testcase $output_file $args
}
# Look for a pattern in OUTPUT_FILE. See dg-scan for details.
proc scan-file { output_file args } {
upvar 2 name testcase
dg-scan "scan-file" 1 $testcase $output_file $args
}
# Check that a pattern is not present in the OUTPUT_FILE. See dg-scan
# for details.
proc scan-file-not { output_file args } {
upvar 2 name testcase
dg-scan "scan-file-not" 0 $testcase $output_file $args
}
# Call pass if pattern is present given number of times, otherwise fail.
proc scan-assembler-times { args } {
if { [llength $args] < 2 } {
error "scan-assembler: too few arguments"
return
}
if { [llength $args] > 3 } {
error "scan-assembler: too many arguments"
return
}
if { [llength $args] >= 3 } {
switch [dg-process-target [lindex $args 2]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
# This assumes that we are two frames down from dg-test, and that
# it still stores the filename of the testcase in a local variable "name".
# A cleaner solution would require a new dejagnu release.
upvar 2 name testcase
# This must match the rule in gcc-dg.exp.
set output_file "[file rootname [file tail $testcase]].s"
set fd [open $output_file r]
set text [read $fd]
close $fd
if { [llength [regexp -inline -all -- [lindex $args 0] $text]] == [lindex $args 1]} {
pass "$testcase scan-assembler-times [lindex $args 0] [lindex $args 1]"
} else {
fail "$testcase scan-assembler-times [lindex $args 0] [lindex $args 1]"
}
}
# Utility for scanning demangled compiler result, invoked via dg-final.
# Call pass if pattern is present, otherwise fail.
proc scan-assembler-dem { args } {
global cxxfilt
global base_dir
if { [llength $args] < 1 } {
error "scan-assembler-dem: too few arguments"
return
}
if { [llength $args] > 2 } {
error "scan-assembler-dem: too many arguments"
return
}
if { [llength $args] >= 2 } {
switch [dg-process-target [lindex $args 1]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
# Find c++filt like we find g++ in g++.exp.
if ![info exists cxxfilt] {
set cxxfilt [findfile $base_dir/../../binutils/cxxfilt \
$base_dir/../../binutils/cxxfilt \
[findfile $base_dir/../c++filt $base_dir/../c++filt \
[findfile $base_dir/c++filt $base_dir/c++filt \
[transform c++filt]]]]
verbose -log "c++filt is $cxxfilt"
}
upvar 2 name testcase
set output_file "[file rootname [file tail $testcase]].s"
set fd [open "| $cxxfilt < $output_file" r]
set text [read $fd]
close $fd
if [regexp -- [lindex $args 0] $text] {
pass "$testcase scan-assembler-dem [lindex $args 0]"
} else {
fail "$testcase scan-assembler-dem [lindex $args 0]"
}
}
# Call pass if demangled pattern is not present, otherwise fail.
proc scan-assembler-dem-not { args } {
global cxxfilt
global base_dir
if { [llength $args] < 1 } {
error "scan-assembler-dem-not: too few arguments"
return
}
if { [llength $args] > 2 } {
error "scan-assembler-dem-not: too many arguments"
return
}
if { [llength $args] >= 2 } {
switch [dg-process-target [lindex $args 1]] {
"S" { }
"N" { return }
"F" { setup_xfail "*-*-*" }
"P" { }
}
}
# Find c++filt like we find g++ in g++.exp.
if ![info exists cxxfilt] {
set cxxfilt [findfile $base_dir/../../binutils/cxxfilt \
$base_dir/../../binutils/cxxfilt \
[findfile $base_dir/../c++filt $base_dir/../c++filt \
[findfile $base_dir/c++filt $base_dir/c++filt \
[transform c++filt]]]]
verbose -log "c++filt is $cxxfilt"
}
upvar 2 name testcase
set output_file "[file rootname [file tail $testcase]].s"
set fd [open "| $cxxfilt < $output_file" r]
set text [read $fd]
close $fd
if ![regexp -- [lindex $args 0] $text] {
pass "$testcase scan-assembler-dem-not [lindex $args 0]"
} else {
fail "$testcase scan-assembler-dem-not [lindex $args 0]"
}
}
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