Rework readelf -wi tests to grep for expected strings.
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Nick Clifton
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1fbec6c348
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@ -1,15 +1,26 @@
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2003-04-26 Nick Clifton <nickc@redhat.com>
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* binutils-all/readelf.exp (prune_read_warnings): Rename to
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prune_readelf_wi_warnings.
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(readelf_wi_test): New proc: Test 'readelf -wi' by grepping
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through its output.
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Replace invocation of "readelf_test -wi" with "readelf_wi_test"
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* binutils-all/readelf.wi: Delete.
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2003-04-23 Nick Clifton <nickc@redhat.com>
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* readelf.exp (proc prune_readelf_warnings): New function.
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* binutils-all/readelf.exp (proc prune_readelf_warnings): New
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function.
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(proc readelf_test): Prune warning messages.
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(readelf_test -wi): Add more expected failures.
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* readelf.wi: Severly reduce expected output.
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* testprog.c (string): Explicitly use unsigned chars.
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* binutils-all/readelf.wi: Severly reduce expected output.
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* binutils-all/testprog.c (string): Explicitly use unsigned
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chars.
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(stdio.h, string.h): Remove inclusion.
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2003-04-23 J"orn Rennecke <joern.rennecke@superh.com>
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* readelf.wi: Update.
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* binutils-all/readelf.wi: Update.
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2003-04-22 Dimitrie O. Paun <dpaun@rogers.com>
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@ -164,12 +164,6 @@ proc readelf_find_size { binary_file } {
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pass $testname
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}
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# Simple proc to skip certain expected warning messages.
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proc prune_readelf_warnings { text } {
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regsub -all "(^|\n)(.*Skipping unexpected symbol type.*)" $text "\\1" text
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return $text
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}
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# Run an individual readelf test.
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# Basically readelf is run on the binary_file with the given options.
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# Readelf's output is captured and then compared against the contents
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@ -190,8 +184,6 @@ proc readelf_test { options binary_file regexp_file xfails } {
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setup_xfail $xfail
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}
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set got [prune_readelf_warnings $got]
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if ![string match "" $got] then {
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fail "readelf $options (reason: unexpected output)"
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send_log $got
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@ -225,6 +217,89 @@ proc readelf_test { options binary_file regexp_file xfails } {
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pass "readelf $options"
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}
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# Simple proc to skip certain expected warning messages.
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proc prune_readelf_wi_warnings { text } {
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regsub -all "(^|\n)(.*Skipping unexpected symbol type.*)" $text "\\1" text
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return $text
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}
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# Testing the "readelf -wi" option is difficult because there
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# is no guaranteed order to the output, and because some ports
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# will use indirect string references, whilst others will use
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# direct references. So instead of having an expected output
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# file, like the other readelf tests, we grep for strings that
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# really ought to be there.
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proc readelf_wi_test {} {
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global READELF
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global READELFFLAGS
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global srcdir
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global subdir
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# Compile the second test file.
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if { [target_compile $srcdir/$subdir/testprog.c tmpdir/testprog.o object debug] != "" } {
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verbose "Unable to compile test file."
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untested "readelf -wi"
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return
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}
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# Download it.
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set tempfile [remote_download host tmpdir/testprog.o];
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# Run "readelf -wi" on it.
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send_log "exec $READELF $READELFFLAGS -wi $tempfile > readelf.out\n"
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catch "exec $READELF $READELFFLAGS -wi $tempfile > readelf.out" got
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# Upload the results.
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set output [remote_upload host readelf.out];
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file_on_host delete $tempfile;
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# Strip any superflous warnings.
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set got [prune_readelf_wi_warnings $got]
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if ![string match "" $got] then {
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fail "readelf $options (reason: unexpected output)"
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send_log $got
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send_log "\n"
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return
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}
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if ![file size $output] then {
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# If the output file is empty, then this target does not
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# generate dwarf2 output. This is not a failure.
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verbose "No output from 'readelf -wi'"
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untested "readelf -wi"
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return
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}
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# Search for strings that should be in the output.
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set sought {
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".*DW_TAG_compile_unit.*"
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".*DW_TAG_subprogram.*"
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".*DW_TAG_base_type.*"
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".*DW_AT_producer.*(GNU C|indirect string).*"
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".*DW_AT_language.*ANSI C.*"
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".*DW_AT_name.*(testprog.c|indirect string).*"
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".*DW_AT_name.*fn.*"
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".*DW_AT_name.*(main|indirect string).*"
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}
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foreach looked_for $sought {
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set lines [grep $output $looked_for]
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if ![llength $lines] then {
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fail "readelf -wi: missing: $looked_for"
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send_log readelf.out
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return
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}
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}
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file_on_host delete $output;
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# All done.
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pass "readelf -wi"
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}
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# Only ELF based toolchains need readelf.
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@ -281,20 +356,4 @@ readelf_test -S $tempfile readelf.s {}
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readelf_test -s $tempfile readelf.ss {}
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readelf_test -r $tempfile readelf.r {}
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# Compile the second test file.
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if { [target_compile $srcdir/$subdir/testprog.c tmpdir/testprog.o object debug] != "" } {
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untested "readelf -w"
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return
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}
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if [is_remote host] {
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set tempfile [remote_download host tmpdir/testprog.o];
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} else {
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set tempfile tmpdir/testprog.o
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}
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# The xfail targets here do not default to DWARF2 format debug information
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# The symptom is that the output of 'readelf -wi' is empty.
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readelf_test -wi $tempfile readelf.wi {v850*-*-* cris-*-* mips*-*-elf* avr-*-* d30v-*-* h8300*-*-* i960-*-* m32r-*-* sparc-*-*}
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readelf_wi_test
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@ -1,29 +0,0 @@
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The section .debug_info contains:
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Compilation Unit @ .*:
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Length: .*
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Version: 2
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Abbrev Offset: 0
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Pointer Size: .
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<.><.*>: Abbrev Number: .* \(DW_TAG_compile_unit\)
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DW_AT_stmt_list : 0
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DW_AT_high_pc : .*
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DW_AT_low_pc : 0.*
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DW_AT_producer :.*
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DW_AT_language : 1 \(ANSI C\)
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DW_AT_name : .*
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<.><.*>: Abbrev Number: .* \(DW_TAG_subprogram\)
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DW_AT_external : 1
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DW_AT_name : fn
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DW_AT_decl_file : 1
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DW_AT_decl_line : 12
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DW_AT_type : .*
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DW_AT_low_pc : 0.*
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DW_AT_high_pc : .*
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DW_AT_frame_base : .*
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<.><.*>: Abbrev Number: .* \(DW_TAG_base_type\)
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DW_AT_name : int
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DW_AT_byte_size : .*
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DW_AT_encoding : .* \(signed\)
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<.><.*>: Abbrev Number: .* \(DW_TAG_subprogram\)
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#pass
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