diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/lib/go-torture.exp')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/lib/go-torture.exp | 376 |
1 files changed, 376 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/lib/go-torture.exp b/gcc-4.9/gcc/testsuite/lib/go-torture.exp new file mode 100644 index 000000000..d37d47587 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/lib/go-torture.exp @@ -0,0 +1,376 @@ +# Copyright (C) 2009-2014 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 + +# 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 }] +} + + +# +# 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 [string match "*internal compiler error*" $comp_output] then { + go_fail $testcase "$option (internal compiler error)" + 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 [string match "*internal compiler error*" $comp_output] then { + go_fail $testcase "$option (internal compiler error)" + 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" + } +} |