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-# Copyright 1999, 2000, 2001, 2003, 2004 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 2 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 this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
-
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-dejagnu@prep.ai.mit.edu
-
-# Written by Nick Clifton <nickc@cygnus.com>
-# Based on scripts written by Ian Lance Taylor <ian@cygnus.com>
-# and Ken Raeburn <raeburn@cygnus.com>.
-
-# First some helpful procedures, then the tests themselves
-
-# Return the contents of the filename given
-proc file_contents { filename } {
- set file [open $filename r]
- set contents [read $file]
- close $file
- return $contents
-}
-
-# regexp_diff, based on simple_diff taken from ld test suite
-# compares two files line-by-line
-# file1 contains strings, file2 contains regexps and #-comments
-# blank lines are ignored in either file
-# returns non-zero if differences exist
-#
-proc regexp_diff { file_1 file_2 } {
-
- set eof -1
- set end_1 0
- set end_2 0
- set differences 0
- set diff_pass 0
-
- if [file exists $file_1] then {
- set file_a [open $file_1 r]
- } else {
- warning "$file_1 doesn't exist"
- return 1
- }
-
- if [file exists $file_2] then {
- set file_b [open $file_2 r]
- } else {
- fail "$file_2 doesn't exist"
- close $file_a
- return 1
- }
-
- verbose " Regexp-diff'ing: $file_1 $file_2" 2
-
- while { 1 } {
- set line_a ""
- set line_b ""
- while { [string length $line_a] == 0 } {
- if { [gets $file_a line_a] == $eof } {
- set end_1 1
- break
- }
- }
- while { [string length $line_b] == 0 || [string match "#*" $line_b] } {
- if [ string match "#pass" $line_b ] {
- set end_2 1
- set diff_pass 1
- break
- } elseif [ string match "#..." $line_b ] {
- if { [gets $file_b line_b] == $eof } {
- set end_2 1
- break
- }
- verbose "looking for \"^$line_b$\"" 3
- while { ![regexp "^$line_b$" "$line_a"] } {
- verbose "skipping \"$line_a\"" 3
- if { [gets $file_a line_a] == $eof } {
- set end_1 1
- break
- }
- }
- break
- }
- if { [gets $file_b line_b] == $eof } {
- set end_2 1
- break
- }
- }
-
- if { $diff_pass } {
- break
- } elseif { $end_1 && $end_2 } {
- break
- } elseif { $end_1 } {
- send_log "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1\n"
- verbose "extra regexps in $file_2 starting with \"^$line_b$\"\nEOF from $file_1" 3
- set differences 1
- break
- } elseif { $end_2 } {
- send_log "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n"
- verbose "extra lines in $file_1 starting with \"^$line_a$\"\nEOF from $file_2\n" 3
- set differences 1
- break
- } else {
- verbose "regexp \"^$line_b$\"\nline \"$line_a\"" 3
- if ![regexp "^$line_b$" "$line_a"] {
- send_log "regexp_diff match failure\n"
- send_log "regexp \"^$line_b$\"\nline \"$line_a\"\n"
- set differences 1
- }
- }
- }
-
- if { $differences == 0 && !$diff_pass && [eof $file_a] != [eof $file_b] } {
- send_log "$file_1 and $file_2 are different lengths\n"
- verbose "$file_1 and $file_2 are different lengths" 3
- set differences 1
- }
-
- close $file_a
- close $file_b
-
- return $differences
-}
-
-# Find out the size by reading the output of the EI_CLASS field.
-# Similar to the test for readelf -h, but we're just looking for the
-# EI_CLASS line here.
-proc readelf_find_size { binary_file } {
- global READELF
- global READELFFLAGS
- global readelf_size
-
- set readelf_size ""
- set testname "finding out ELF size with readelf -h"
- catch "exec $READELF $READELFFLAGS -h $binary_file > readelf.out" got
-
- if ![string match "" $got] then {
- send_log $got
- fail $testname
- return
- }
-
- if { ! [regexp "\n\[ \]*Class:\[ \]*ELF(\[0-9\]+)\n" \
- [file_contents readelf.out] nil readelf_size] } {
- verbose -log "EI_CLASS field not found in output"
- verbose -log "output is \n[file_contents readelf.out]"
- fail $testname
- return
- } else {
- verbose -log "ELF size is $readelf_size"
- }
-
- pass $testname
-}
-
-# Run an individual readelf test.
-# Basically readelf is run on the binary_file with the given options.
-# Readelf's output is captured and then compared against the contents
-# of the regexp_file-readelf_size if it exists, else regexp_file.
-
-proc readelf_test { options binary_file regexp_file xfails } {
-
- global READELF
- global READELFFLAGS
- global readelf_size
- global srcdir
- global subdir
-
- send_log "exec $READELF $READELFFLAGS $options $binary_file > readelf.out\n"
- catch "exec $READELF $READELFFLAGS $options $binary_file > readelf.out" got
-
- foreach xfail $xfails {
- setup_xfail $xfail
- }
-
- if ![string match "" $got] then {
- fail "readelf $options (reason: unexpected output)"
- send_log $got
- send_log "\n"
- return
- }
-
- set target_machine ""
- if [istarget "mips*-*-*"] then {
- if { [istarget "mips*-*-*linux*"] } then {
- set target_machine tmips
- } else {
- set target_machine mips
- }
- }
-
- if { $target_machine != "" && [file exists $srcdir/$subdir/$regexp_file-$readelf_size-$target_machine] } then {
- set regexp_file $regexp_file-$readelf_size-$target_machine
- } elseif { $target_machine != "" && [file exists $srcdir/$subdir/$regexp_file-$target_machine] } then {
- set regexp_file $regexp_file-$target_machine
- } elseif { [file exists $srcdir/$subdir/$regexp_file-$readelf_size] } then {
- set regexp_file $regexp_file-$readelf_size
- }
-
- if { [regexp_diff readelf.out $srcdir/$subdir/$regexp_file] } then {
- fail "readelf $options"
- verbose "output is \n[file_contents readelf.out]" 2
- return
- }
-
- pass "readelf $options"
-}
-
-# Simple proc to skip certain expected warning messages.
-
-proc prune_readelf_wi_warnings { text } {
- regsub -all "(^|\n)(.*Skipping unexpected symbol type.*)" $text "\\1" text
- return $text
-}
-
-# Testing the "readelf -wi" option is difficult because there
-# is no guaranteed order to the output, and because some ports
-# will use indirect string references, whilst others will use
-# direct references. So instead of having an expected output
-# file, like the other readelf tests, we grep for strings that
-# really ought to be there.
-
-proc readelf_wi_test {} {
- global READELF
- global READELFFLAGS
- global srcdir
- global subdir
-
- # Compile the second test file.
- if { [target_compile $srcdir/$subdir/testprog.c tmpdir/testprog.o object debug] != "" } {
- verbose "Unable to compile test file."
- untested "readelf -wi"
- return
- }
-
- # Download it.
- set tempfile [remote_download host tmpdir/testprog.o]
-
- # Run "readelf -wi" on it.
- send_log "exec $READELF $READELFFLAGS -wi $tempfile > readelf.out\n"
- catch "exec $READELF $READELFFLAGS -wi $tempfile > readelf.out" got
-
- # Upload the results.
- set output [remote_upload host readelf.out]
-
- file_on_host delete $tempfile
-
- # Strip any superflous warnings.
- set got [prune_readelf_wi_warnings $got]
-
- if ![string match "" $got] then {
- fail "readelf $options (reason: unexpected output)"
- send_log $got
- send_log "\n"
- return
- }
-
- if ![file size $output] then {
- # If the output file is empty, then this target does not
- # generate dwarf2 output. This is not a failure.
- verbose "No output from 'readelf -wi'"
- untested "readelf -wi"
- return
- }
-
- # Search for strings that should be in the output.
- set sought {
- ".*DW_TAG_compile_unit.*"
- ".*DW_TAG_subprogram.*"
- ".*DW_TAG_base_type.*"
- ".*DW_AT_producer.*(GNU C|indirect string).*"
- ".*DW_AT_language.*ANSI C.*"
- ".*DW_AT_name.*(testprog.c|indirect string).*"
- ".*DW_AT_name.*fn.*"
- ".*DW_AT_name.*(main|indirect string).*"
- ".*\(DW_OP_addr: 0\).*"
- }
-
- foreach looked_for $sought {
- set lines [grep $output $looked_for]
- if ![llength $lines] then {
- fail "readelf -wi: missing: $looked_for"
- send_log readelf.out
- return
- }
- }
-
- file_on_host delete $output
-
- # All done.
- pass "readelf -wi"
-}
-
-
-# Exclude non-ELF targets.
-if ![is_elf_format] {
- verbose "$READELF is only intended for ELF targets" 2
- return
-}
-
-if ![is_remote host] {
- if {[which $READELF] == 0} then {
- perror "$READELF does not exist"
- return
- }
-}
-
-send_user "Version [binutil_version $READELF]"
-
-# Assemble the test file.
-if {![binutils_assemble $srcdir/$subdir/bintest.s tmpdir/bintest.o]} then {
- perror "unresolved 1"
- unresolved "readelf - failed to assemble"
- return
-}
-
-if ![is_remote host] {
- set tempfile tmpdir/bintest.o
-} else {
- set tempfile [remote_download host tmpdir/bintest.o]
-}
-
-# First, determine the size, so specific output matchers can be used.
-readelf_find_size $tempfile
-
-# Run the tests.
-readelf_test -h $tempfile readelf.h {}
-readelf_test -S $tempfile readelf.s {}
-readelf_test -s $tempfile readelf.ss {}
-readelf_test -r $tempfile readelf.r {}
-
-readelf_wi_test
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