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# Copyright (C) 2003-2022 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 Steven Bosscher (s.bosscher@student.tudelft.nl)
# based on f-torture.exp, which was written by Rob Savoye.
load_lib target-supports.exp
load_lib fortran-modules.exp
load_lib target-utils.exp
# Return the list of options to use for fortran torture tests.
# The default option list can be overridden by
# TORTURE_OPTIONS="{ { list1 } ... { listN } }"
proc get-fortran-torture-options { } {
global TORTURE_OPTIONS
if [info exists TORTURE_OPTIONS] {
return $TORTURE_OPTIONS
}
# determine if host supports vectorization, and the necessary set
# of options, based on code from testsuite/vect/vect.exp
set vectorizer_options [list "-O2" "-ftree-vectorize"]
if { [istarget powerpc*-*-*]
&& [is-effective-target powerpc_altivec_ok]
&& [check_vmx_hw_available] } {
lappend vectorizer_options "-maltivec"
set test_tree_vectorize 1
} elseif { ( [istarget i?86-*-*] || [istarget x86_64-*-*] )
&& [check_effective_target_sse2]
&& [check_sse2_hw_available]
&& [check_sse_os_support_available] } {
lappend vectorizer_options "-msse2"
set test_tree_vectorize 1
} elseif { [istarget mips*-*-*]
&& [check_effective_target_mpaired_single]
&& [check_effective_target_nomips16] } {
lappend vectorizer_options "-mpaired-single"
set test_tree_vectorize 1
} elseif { [istarget sparc*-*-*]
&& [check_effective_target_ultrasparc_hw] } {
lappend vectorizer_options "-mcpu=ultrasparc" "-mvis"
set test_tree_vectorize 1
} elseif { [istarget alpha*-*-*]
&& [check_alpha_max_hw_available] } {
lappend vectorizer_options "-mmax"
set test_tree_vectorize 1
} elseif [istarget ia64-*-*] {
set test_tree_vectorize 1
} else {
set test_tree_vectorize 0
}
set options {}
lappend options \
{ -O0 } \
{ -O1 } \
{ -O2 } \
{ -O2 -fomit-frame-pointer -finline-functions } \
{ -O2 -fomit-frame-pointer -finline-functions -funroll-loops } \
{ -O2 -fbounds-check } \
{ -O3 -g } \
{ -Os }
if { $test_tree_vectorize } {
lappend options $vectorizer_options
}
if [info exists ADDITIONAL_TORTURE_OPTIONS] {
set options [concat $options $ADDITIONAL_TORTURE_OPTIONS]
}
return $options
}
#
# fortran-torture-compile -- compile a gfortran.fortran-torture testcase.
#
# SRC is the full pathname of the testcase.
# OPTION is the specific compiler flag we're testing (eg: -O2).
#
proc fortran-torture-compile { src option } {
global output
global srcdir tmpdir
global host_triplet
set output "$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 $option"
set comp_output [gfortran_target_compile "$src" "$output" object $options]
# See if we got something bad.
set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
if [string match "$fatal_signal 6" $comp_output] then {
gfortran_fail $testcase "Got Signal 6, $option"
catch { remote_file build delete $output }
return
}
if [string match "$fatal_signal 11" $comp_output] then {
gfortran_fail $testcase "Got Signal 11, $option"
catch { remote_file build delete $output }
return
}
if [regexp -line -- "internal compiler error.*" $comp_output ice] then {
gfortran_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 "*95*:*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 [gfortran_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 {
gfortran_fail $testcase $option
catch { remote_file build delete $output }
return
}
gfortran_pass $testcase $option
catch { remote_file build delete $output }
}
#
# fortran-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 fortran-torture-execute { src } {
global output
global srcdir tmpdir
global tool
global compiler_conditional_xfail_data
global torture_with_loops
# 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_with_loops
set executable $tmpdir/[file tail [file rootname $src].x]
regsub "(?q)$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]"
}
list-module-names $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"
}
set comp_output [gfortran_target_compile "$src" "$executable" executable $options]
# See if we got something bad.
set fatal_signal "*95*: Internal compiler error: program*got fatal signal"
if [string match "$fatal_signal 6" $comp_output] then {
gfortran_fail $testcase "Got Signal 6, $option"
catch { remote_file build delete $executable }
continue
}
if [string match "$fatal_signal 11" $comp_output] then {
gfortran_fail $testcase "Got Signal 11, $option"
catch { remote_file build delete $executable }
continue
}
if [regexp -line -- "internal compiler error.*" $comp_output ice] then {
gfortran_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 "*95*:*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 [gfortran_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"
}
# See if this source file uses INTEGER(KIND=8) types, if it does, and
# no_long_long is set, skip execution of the test.
# FIXME: We should also look for F95 style "_8" or select_int_kind()
# integers, but that is obviously much harder than just regexping this.
# So maybe we should just avoid those in testcases.
if [target_info exists no_long_long] then {
if [expr [search_for_re $src "integer\*8"] \
+[search_for_re $src "integer *( *8 *)"] \
+[search_for_re $src "integer *( *kind *= *8 *)"]] \
then {
untested "$testcase execution, $option"
continue
}
}
if [info exists torture_execute_xfail] {
setup_xfail $torture_execute_xfail
}
if [info exists torture_eval_before_execute] {
set ignore_me [eval $torture_eval_before_execute]
}
# Run the testcase, and analyse the output.
set result [gfortran_load "$executable" "" ""]
set status [lindex $result 0]
set output [lindex $result 1]
if { $status == "pass" } {
catch { remote_file build delete $executable }
}
$status "$testcase execution, $option"
}
cleanup-modules ""
}
#
# 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
}
#
# fortran-torture -- the fortran-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 fortran-torture { args } {
global srcdir subdir
global compiler_conditional_xfail_data
global torture_with_loops
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
}
}
list-module-names $src
# loop through all the options
set option_list $torture_with_loops
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]
}
fortran-torture-compile $src "$option $options"
cleanup-modules ""
}
}
#
# 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"
}
}