| # Copyright (C) 2000-2018 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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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 $objformat { |
| coff { return "$symbol\[,\d\]*hidden" } |
| 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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set pattern [lindex $args 0] |
| set times [lindex $args 1] |
| set pp_pattern [make_pattern_printable $pattern] |
| |
| # This must match the rule in gcc-dg.exp. |
| set output_file "[file rootname [file tail $filename]].s" |
| |
| set files [glob -nocomplain $output_file] |
| if { $files == "" } { |
| verbose -log "$testcase: output file does not exist" |
| unresolved "$testcase scan-assembler-times $pp_pattern $times" |
| return |
| } |
| |
| set fd [open $output_file r] |
| set text [read $fd] |
| close $fd |
| |
| set result_count [llength [regexp -inline -all -- $pattern $text]] |
| if {$result_count == $times} { |
| pass "$testcase scan-assembler-times $pp_pattern $times" |
| } else { |
| verbose -log "$testcase: $pp_pattern found $result_count times" |
| fail "$testcase scan-assembler-times $pp_pattern $times" |
| } |
| } |
| |
| 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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set pattern [lindex $args 0] |
| set pp_pattern [make_pattern_printable $pattern] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set pattern [lindex $args 0] |
| set pp_pattern [make_pattern_printable $pattern] |
| set output_file "[file rootname [file tail $filename]].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] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| 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 $filename]].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(:[0-9]+)?\n(\t[^\t]+\n)+%s:\n\t.PROC} \ |
| $line $symbol] |
| } elseif { [istarget mips*-*-*] } { |
| set pattern [format {\t\.loc [0-9]+ %d [0-9]+( [^\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] |
| } elseif { [istarget microblaze*-*-*] } { |
| set pattern [format {:%d(:[0-9]+)?\n\$.*:\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(:[0-9]+)?\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" |
| } |
| |
| # Look for a pattern in the .exe.ltrans0.s file produced by the |
| # compiler. See dg-scan for details. |
| |
| proc scan-lto-assembler { args } { |
| set testcase [testname-for-summary] |
| # The name might include a list of options; extract the file name. |
| set filename [lindex $testcase 0] |
| set output_file "[file rootname [file tail $filename]].exe.ltrans0.s" |
| verbose "output_file: $output_file" |
| dg-scan "scan-assembler" 1 $testcase $output_file $args |
| } |