diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/lib/scanasm.exp')
-rw-r--r-- | gcc-4.9/gcc/testsuite/lib/scanasm.exp | 502 |
1 files changed, 502 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/lib/scanasm.exp b/gcc-4.9/gcc/testsuite/lib/scanasm.exp new file mode 100644 index 000000000..6e3e9d8fb --- /dev/null +++ b/gcc-4.9/gcc/testsuite/lib/scanasm.exp @@ -0,0 +1,502 @@ +# Copyright (C) 2000-2014 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/>. + +# Various utilities for scanning assembler output, used by gcc-dg.exp and +# g++-dg.exp. + +# Utility for scanning compiler result, invoked via dg-final. + +# Transform newline and similar characters into their escaped form. +proc make_pattern_printable { pattern } { + return [string map {\t \\t \n \\n \r \\r \\ \\\\} $pattern] +} + +# 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 pattern [lindex $orig_args 0] + set printable_pattern [make_pattern_printable $pattern] + + if { [is_remote host] } { + remote_upload host "$output_file" + } + set files [glob -nocomplain $output_file] + if { $files == "" } { + verbose -log "$testcase: output file does not exist" + unresolved "$testcase $name $printable_pattern" + return + } + set fd [open $output_file r] + set text [read $fd] + close $fd + + 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 } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].s" + dg-scan "scan-assembler" 1 $testcase $output_file $args +} + +force_conventional_output_for scan-assembler + +# 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 } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].s" + + dg-scan "scan-assembler-not" 0 $testcase $output_file $args +} + +force_conventional_output_for scan-assembler-not + +# Return the scan for the assembly for hidden visibility. + +proc hidden-scan-for { symbol } { + + set objformat [gcc_target_object_format] + + switch $objformat { + elf { return "hidden\[ \t_\]*$symbol" } + mach-o { return "private_extern\[ \t_\]*_?$symbol" } + default { return "" } + } + +} + + +# Check that a symbol is defined as a hidden symbol in the .s file +# produced by the compiler. + +proc scan-hidden { args } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].s" + + set symbol [lindex $args 0] + + set hidden_scan [hidden-scan-for $symbol] + + set args [lreplace $args 0 0 "$hidden_scan"] + + dg-scan "scan-hidden" 1 $testcase $output_file $args +} + +# Check that a symbol is not defined as a hidden symbol in the .s file +# produced by the compiler. + +proc scan-not-hidden { args } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].s" + + set symbol [lindex $args 0] + set hidden_scan [hidden-scan-for $symbol] + + set args [lreplace $args 0 0 "$hidden_scan"] + + dg-scan "scan-not-hidden" 0 $testcase $output_file $args +} + +# Look for a pattern in OUTPUT_FILE. See dg-scan for details. + +proc scan-file { output_file args } { + set testcase [testname-for-summary] + 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 } { + set testcase [testname-for-summary] + dg-scan "scan-file-not" 0 $testcase $output_file $args +} + +# Look for a pattern in the .su file produced by the compiler. See +# dg-scan for details. + +proc scan-stack-usage { args } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].su" + + dg-scan "scan-file" 1 $testcase $output_file $args +} + +# Check that a pattern is not present in the .su file produced by the +# compiler. See dg-scan for details. + +proc scan-stack-usage-not { args } { + set testcase [testname-for-summary] + set output_file "[file rootname [file tail $testcase]].su" + + dg-scan "scan-file-not" 0 $testcase $output_file $args +} + +# Return the filename of the Ada spec corresponding to the argument. + +proc get_ada_spec_filename { testcase } { + # The name might include a list of options; extract the file name. + set filename [lindex $testcase 0] + set tailname [file tail $filename] + set extension [string trimleft [file extension $tailname] {.}] + regsub -all {\-} [file rootname $tailname] {_} rootname + + return [string tolower "${rootname}_${extension}.ads"] +} + +# Look for a pattern in the .ads file produced by the compiler. See +# dg-scan for details. + +proc scan-ada-spec { args } { + set testcase [testname-for-summary] + set output_file "[get_ada_spec_filename $testcase]" + + dg-scan "scan-file" 1 $testcase $output_file $args +} + +# Check that a pattern is not present in the .ads file produced by the +# compiler. See dg-scan for details. + +proc scan-ada-spec-not { args } { + set testcase [testname-for-summary] + set output_file "[get_ada_spec_filename $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" { } + } + } + + set testcase [testname-for-summary] + set pattern [lindex $args 0] + set pp_pattern [make_pattern_printable $pattern] + + # This must match the rule in gcc-dg.exp. + set output_file "[file rootname [file tail $testcase]].s" + + set files [glob -nocomplain $output_file] + if { $files == "" } { + verbose -log "$testcase: output file does not exist" + unresolved "$testcase scan-assembler-times $pp_pattern [lindex $args 1]" + return + } + + set fd [open $output_file r] + set text [read $fd] + close $fd + + if { [llength [regexp -inline -all -- $pattern $text]] == [lindex $args 1]} { + pass "$testcase scan-assembler-times $pp_pattern [lindex $args 1]" + } else { + fail "$testcase scan-assembler-times $pp_pattern [lindex $args 1]" + } +} + +force_conventional_output_for scan-assembler-times + +# 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" + } + + set testcase [testname-for-summary] + set pattern [lindex $args 0] + set pp_pattern [make_pattern_printable $pattern] + set output_file "[file rootname [file tail $testcase]].s" + + set files [glob -nocomplain $output_file] + if { $files == "" } { + verbose -log "$testcase: output file does not exist" + unresolved "$testcase scan-assembler-dem $pp_pattern" + return + } + + set output [remote_exec host "$cxxfilt" "" "$output_file"] + set text [lindex $output 1] + + if [regexp -- $pattern $text] { + pass "$testcase scan-assembler-dem $pp_pattern" + } else { + fail "$testcase scan-assembler-dem $pp_pattern" + } +} + +# 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" + } + + set testcase [testname-for-summary] + set pattern [lindex $args 0] + set pp_pattern [make_pattern_printable $pattern] + set output_file "[file rootname [file tail $testcase]].s" + + set files [glob -nocomplain $output_file] + if { $files == "" } { + verbose -log "$testcase: output file does not exist" + unresolved "$testcase scan-assembler-dem-not $pp_pattern" + return + } + + set output [remote_exec host "$cxxfilt" "" "$output_file"] + set text [lindex $output 1] + + if ![regexp -- $pattern $text] { + pass "$testcase scan-assembler-dem-not $pp_pattern" + } else { + fail "$testcase scan-assembler-dem-not $pp_pattern" + } +} + +# Call pass if object size is ok, otherwise fail. +# example: /* { dg-final { object-size text <= 54 } } */ +proc object-size { args } { + global size + global base_dir + + if { [llength $args] < 3 } { + error "object-size: too few arguments" + return + } + if { [llength $args] > 4 } { + error "object-size: too many arguments" + return + } + if { [llength $args] >= 4 } { + switch [dg-process-target [lindex $args 3]] { + "S" { } + "N" { return } + "F" { setup_xfail "*-*-*" } + "P" { } + } + } + + # Find size like we find g++ in g++.exp. + if ![info exists size] { + set size [findfile $base_dir/../../../binutils/size \ + $base_dir/../../../binutils/size \ + [findfile $base_dir/../../size $base_dir/../../size \ + [findfile $base_dir/size $base_dir/size \ + [transform size]]]] + verbose -log "size is $size" + } + + set testcase [testname-for-summary] + set what [lindex $args 0] + set where [lsearch { text data bss total } $what] + if { $where == -1 } { + error "object-size: illegal argument: $what" + return + } + set cmp [lindex $args 1] + if { [lsearch { < > <= >= == != } $cmp] == -1 } { + error "object-size: illegal argument: $cmp" + return + } + set with [lindex $args 2] + if ![string is integer $with ] { + error "object-size: illegal argument: $with" + return + } + + set output_file "[file rootname [file tail $testcase]].o" + if ![file_on_host exists $output_file] { + verbose -log "$testcase: $output_file does not exist" + unresolved "$testcase object-size $what $cmp $with" + return + } + set output [remote_exec host "$size" "$output_file"] + set status [lindex $output 0] + if { $status != 0 } { + verbose -log "$testcase object-size: $size failed" + unresolved "$testcase object-size $what $cmp $with" + return + } + + set text [lindex $output 1] + set lines [split $text "\n"] + + set line0 [lindex $lines 0] + if ![regexp {^\s*text\s+data\s+bss\s+dec\s+hex\s+filename\s*$} $line0] { + verbose -log "$testcase object-size: $size did not produce expected first line: $line0" + unresolved "$testcase object-size $what $cmp $with" + return + } + + set line1 [lindex $lines 1] + if ![regexp {^\s*\d+\s+\d+\s+\d+\s+\d+\s+[\da-fA-F]+\s+} $line1] { + verbose -log "$testcase object-size: $size did not produce expected second line: $line1" + unresolved "$testcase object-size $what $cmp $with" + return + } + + set actual [lindex $line1 $where] + verbose -log "$what size is $actual" + + if [expr $actual $cmp $with] { + pass "$testcase object-size $what $cmp $with" + } else { + fail "$testcase object-size $what $cmp $with" + } +} + +# Utility for testing that a function is defined on the current line. +# Call pass if so, otherwise fail. Invoked directly; the file must +# have been compiled with -g -dA. +# +# Argument 0 is the current line, passed implicitly by dejagnu +# Argument 1 is the function to check +# Argument 2 handles expected failures and the like +# Argument 3 is "." to match the current line, or an integer to match +# an explicit line. +proc dg-function-on-line { args } { + # Upvar from dg-final: + upvar dg-final-code final-code + + set line [lindex $args 0] + set symbol [lindex $args 1] + set failures [lindex $args 2] + + if { [llength $args] >= 4 } { + switch [lindex $args 3] { + "." { } + "default" { set line [lindex $args 3] } + } + } + + if { [istarget hppa*-*-*] } { + set pattern [format {\t;[^:]+:%d\n(\t[^\t]+\n)+%s:\n\t.PROC} \ + $line $symbol] + } elseif { [istarget mips*-*-*] } { + set pattern [format {\t\.loc [0-9]+ %d 0( [^\n]*)?\n(\t.cfi_startproc[^\t]*\n)*\t\.set\t(no)?mips16\n\t(\.set\t(no)?micromips\n\t)?\.ent\t%s\n\t\.type\t%s, @function\n%s:\n} \ + $line $symbol $symbol $symbol] + } else { + set pattern [format {%s:[^\t]*(\t.(fnstart|frame|mask|file)[^\t]*)*\t[^:]+:%d\n} \ + $symbol $line] + } + + # The lack of spaces around $pattern is important, since they'd + # become part of the regex scan-assembler tries to match. + set cmd "scan-assembler {$pattern}" + if { [llength $args] >= 3 } { + set cmd "$cmd {$failures}" + } + + append final-code "$cmd\n" +} |