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# Copyright (C) 2009-2022 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 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# Please email any bugs, comments, and/or additions to this file to
# the author.
# This file was written by Ian Lance Taylor <iant@google.com> based on
# fortran-torture.exp by Steven Bosscher and Rob Savoye.
load_lib target-supports.exp
load_lib target-utils.exp
# The default option list can be overridden by
# TORTURE_OPTIONS="{ { list1 } ... { listN } }"
if ![info exists TORTURE_OPTIONS] {
set TORTURE_OPTIONS [list \
{ -O0 } { -O1 } { -O2 } \
{ -O2 -fomit-frame-pointer -finline-functions } \
{ -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
{ -O2 -fbounds-check } \
{ -O3 -g } \
{ -Os }]
if [check_effective_target_lto] {
set TORTURE_OPTIONS \
[concat $TORTURE_OPTIONS [list {-flto}]]
}
}
#
# go-torture-compile -- compile a go.go-torture testcase.
#
# SRC is the full pathname of the testcase.
# OPTION is the specific compiler flag we're testing (eg: -O2).
#
proc go-torture-compile { src option } {
global output
global srcdir tmpdir
global host_triplet
set output "$tmpdir/[file tail [file rootname $src]].o"
regsub "(?q)$srcdir/" $src "" testcase
# If we couldn't rip $srcdir out of `src' then just do the best we can.
# The point is to reduce the unnecessary noise in the logs. Don't strip
# out too much because different testcases with the same name can confuse
# `test-tool'.
if [string match "/*" $testcase] {
set testcase "[file tail [file dirname $src]]/[file tail $src]"
}
verbose "Testing $testcase, $option" 1
# Run the compiler and get results in comp_output.
set options ""
lappend options "additional_flags=-w $option"
set comp_output [go_target_compile "$src" "$output" object $options]
# See if we got something bad.
set fatal_signal "*go*: Internal compiler error: program*got fatal signal"
if [string match "$fatal_signal 6" $comp_output] then {
go_fail $testcase "Got Signal 6, $option"
catch { remote_file build delete $output }
return
}
if [string match "$fatal_signal 11" $comp_output] then {
go_fail $testcase "Got Signal 11, $option"
catch { remote_file build delete $output }
return
}
if [regexp -line -- "internal compiler error.*" $comp_output ice] then {
go_fail $testcase "$option ($ice)"
catch { remote_file build delete $output }
return
}
# We shouldn't get these because of -w, but just in case.
if [string match "*go*:*warning:*" $comp_output] then {
warning "$testcase: (with warnings) $option"
send_log "$comp_output\n"
unresolved "$testcase, $option"
catch { remote_file build delete $output }
return
}
# Prune warnings we know are unwanted.
set comp_output [prune_warnings $comp_output]
# Report if the testcase is not supported.
set unsupported_message [go_check_unsupported_p $comp_output]
if { $unsupported_message != "" } {
unsupported "$testcase: $unsupported_message"
catch { remote_file build delete $output }
return
}
# remove any leftover LF/CR to make sure any output is legit
regsub -all -- "\[\r\n\]*" $comp_output "" comp_output
# If any message remains, we fail.
if ![string match "" $comp_output] then {
go_fail $testcase $option
catch { remote_file build delete $output }
return
}
go_pass $testcase $option
catch { remote_file build delete $output }
}
#
# go-torture-execute -- compile and execute a testcase.
#
# SRC is the full pathname of the testcase.
#
# If the testcase has an associated .x file, we source that to run the
# test instead. We use .x so that we don't lengthen the existing filename
# to more than 14 chars.
#
proc go-torture-execute { src } {
global output
global srcdir tmpdir
global tool
global compiler_conditional_xfail_data
global TORTURE_OPTIONS
global go_compile_args
global go_execute_args
# Check for alternate driver.
set additional_flags ""
if [file exists [file rootname $src].x] {
verbose "Using alternate driver [file rootname [file tail $src]].x" 2
set done_p 0
catch "set done_p \[source [file rootname $src].x\]"
if { $done_p } {
return
}
}
# Setup the options for the testcase run.
set option_list $TORTURE_OPTIONS
set executable $tmpdir/[file tail [file rootname $src].x]
regsub "(?q)$srcdir/" $src "" testcase
if { ! [info exists go_compile_args] } {
set go_compile_args ""
}
if { ! [info exists go_execute_args] } {
set go_execute_args ""
}
# If we couldn't rip $srcdir out of `src' then just do the best we can.
# The point is to reduce the unnecessary noise in the logs. Don't strip
# out too much because different testcases with the same name can confuse
# `test-tool'.
if [string match "/*" $testcase] {
set testcase "[file tail [file dirname $src]]/[file tail $src]"
}
# Walk the list of options and copmile and run the testcase for all
# options that are not explicitly disabled by the .x script (if present).
foreach option $option_list {
# Torture_{compile,execute}_xfail are set by the .x script.
if [info exists torture_compile_xfail] {
setup_xfail $torture_compile_xfail
}
# Torture_execute_before_{compile,execute} can be set by the .x script.
if [info exists torture_eval_before_compile] {
set ignore_me [eval $torture_eval_before_compile]
}
# FIXME: We should make sure that the modules required by this testcase
# exist. If not, the testcase should XFAIL.
# Compile the testcase.
catch { remote_file build delete $executable }
verbose "Testing $testcase, $option" 1
set options ""
lappend options "additional_flags=-w $option"
if { $additional_flags != "" } {
lappend options "additional_flags=$additional_flags"
}
if { $go_compile_args != "" } {
lappend options "additional_flags=$go_compile_args"
}
set comp_output [go_target_compile "$src" "$executable" executable $options]
# See if we got something bad.
set fatal_signal "*go*: Internal compiler error: program*got fatal signal"
if [string match "$fatal_signal 6" $comp_output] then {
go_fail $testcase "Got Signal 6, $option"
catch { remote_file build delete $executable }
continue
}
if [string match "$fatal_signal 11" $comp_output] then {
go_fail $testcase "Got Signal 11, $option"
catch { remote_file build delete $executable }
continue
}
if [regexp -line -- "internal compiler error.*" $comp_output ice] then {
go_fail $testcase "$option ($ice)"
catch { remote_file build delete $executable }
continue
}
# We shouldn't get these because of -w, but just in case.
if [string match "*go*:*warning:*" $comp_output] then {
warning "$testcase: (with warnings) $option"
send_log "$comp_output\n"
unresolved "$testcase, $option"
catch { remote_file build delete $executable }
continue
}
# Prune warnings we know are unwanted.
set comp_output [prune_warnings $comp_output]
# Report if the testcase is not supported.
set unsupported_message [go_check_unsupported_p $comp_output]
if { $unsupported_message != "" } {
unsupported "$testcase: $unsupported_message"
continue
} elseif ![file exists $executable] {
if ![is3way] {
fail "$testcase compilation, $option"
untested "$testcase execution, $option"
continue
} else {
# FIXME: since we can't test for the existence of a remote
# file without short of doing an remote file list, we assume
# that since we got no output, it must have compiled.
pass "$testcase compilation, $option"
}
} else {
pass "$testcase compilation, $option"
}
if [info exists torture_execute_xfail] {
setup_xfail $torture_execute_xfail
}
if [info exists torture_eval_before_execute] {
set ignore_me [eval $torture_eval_before_execute]
}
# Run the testcase, and analyse the output.
set result [go_load "$executable" "$go_execute_args" ""]
set status [lindex $result 0]
set output [lindex $result 1]
# In order to cooperate nicely with the master Go testsuite,
# if the output contains the string BUG, we treat the test as
# failing.
if [ string match "*BUG*" $output ] {
set status "fail"
}
if { $status == "pass" } {
catch { remote_file build delete $executable }
}
$status "$testcase execution, $option"
}
}
#
# search_for_re -- looks for a string match in a file
#
proc search_for_re { file pattern } {
set fd [open $file r]
while { [gets $fd cur_line]>=0 } {
set lower [string tolower $cur_line]
if [regexp "$pattern" $lower] then {
close $fd
return 1
}
}
close $fd
return 0
}
#
# go-torture -- the go-torture testcase source file processor
#
# This runs compilation only tests (no execute tests).
#
# SRC is the full pathname of the testcase, or just a file name in which
# case we prepend $srcdir/$subdir.
#
# If the testcase has an associated .x file, we source that to run the
# test instead. We use .x so that we don't lengthen the existing filename
# to more than 14 chars.
#
proc go-torture { args } {
global srcdir subdir
global compiler_conditional_xfail_data
global TORTURE_OPTIONS
set src [lindex $args 0]
if { [llength $args] > 1 } {
set options [lindex $args 1]
} else {
set options ""
}
# Prepend $srdir/$subdir if missing.
if ![string match "*/*" $src] {
set src "$srcdir/$subdir/$src"
}
# Check for alternate driver.
if [file exists [file rootname $src].x] {
verbose "Using alternate driver [file rootname [file tail $src]].x" 2
set done_p 0
catch "set done_p \[source [file rootname $src].x\]"
if { $done_p } {
return
}
}
# loop through all the options
set option_list $TORTURE_OPTIONS
foreach option $option_list {
# torture_compile_xfail is set by the .x script (if present)
if [info exists torture_compile_xfail] {
setup_xfail $torture_compile_xfail
}
# torture_execute_before_compile is set by the .x script (if present)
if [info exists torture_eval_before_compile] {
set ignore_me [eval $torture_eval_before_compile]
}
go-torture-compile $src "$option $options"
}
}
#
# add-ieee-options -- add options necessary for 100% ieee conformance.
#
proc add-ieee-options { } {
# Ensure that excess precision does not cause problems.
if { [istarget i?86-*-*]
|| [istarget m68k-*-*] } then {
uplevel 1 lappend additional_flags "-ffloat-store"
}
# Enable full IEEE compliance mode.
if { [istarget alpha*-*-*]
|| [istarget sh*-*-*] } then {
uplevel 1 lappend additional_flags "-mieee"
}
}