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-rw-r--r--ld/testsuite/lib/ld-lib.exp327
1 files changed, 327 insertions, 0 deletions
diff --git a/ld/testsuite/lib/ld-lib.exp b/ld/testsuite/lib/ld-lib.exp
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+#
+# default_ld_version
+# extract and print the version number of ld
+#
+proc default_ld_version { ld } {
+ global host_triplet
+
+ if { [which $ld] == 0 } then {
+ perror "$ld does not exist"
+ exit 1
+ }
+
+ catch "exec $ld --version" tmp
+ set tmp [prune_warnings $tmp]
+ regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number
+ if [info exists number] then {
+ clone_output "$ld $number\n"
+ }
+}
+
+#
+# default_ld_relocate
+# link an object using relocation
+#
+proc default_ld_relocate { ld target objects } {
+ global HOSTING_EMU
+ global host_triplet
+
+ if { [which $ld] == 0 } then {
+ perror "$ld does not exist"
+ return 0
+ }
+
+ verbose -log "$ld $HOSTING_EMU -o $target -r $objects"
+
+ catch "exec $ld $HOSTING_EMU -o $target -r $objects" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ return 0
+ }
+}
+
+
+#
+# default_ld_link
+# link a program using ld
+#
+proc default_ld_link { ld target objects } {
+ global HOSTING_EMU
+ global HOSTING_CRT0
+ global HOSTING_LIBS
+ global host_triplet
+
+ set objs "$HOSTING_CRT0 $objects"
+ set libs "$HOSTING_LIBS"
+
+ if { [which $ld] == 0 } then {
+ perror "$ld does not exist"
+ return 0
+ }
+
+ verbose -log "$ld $HOSTING_EMU -o $target $objs $libs"
+
+ catch "exec $ld $HOSTING_EMU -o $target $objs $libs" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ return 0
+ }
+}
+
+#
+# default_ld_simple_link
+# link a program using ld, without including any libraries
+#
+proc default_ld_simple_link { ld target objects } {
+ global host_triplet
+
+ if { [which $ld] == 0 } then {
+ perror "$ld does not exist"
+ return 0
+ }
+
+ verbose -log "$ld -o $target $objects"
+
+ catch "exec $ld -o $target $objects" exec_output
+ set exec_output [prune_warnings $exec_output]
+
+ # We don't care if we get a warning about a non-existent start
+ # symbol, since the default linker script might use ENTRY.
+ regsub -all "(^|\n)(\[^\n\]*: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
+
+ if [string match "" $exec_output] then {
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ return 0
+ }
+}
+
+#
+# default_ld_compile
+# compile an object using cc
+#
+proc default_ld_compile { cc source object } {
+ global CFLAGS
+ global srcdir
+ global subdir
+ global host_triplet
+ global gcc_gas_flag
+
+ set cc_prog $cc
+ if {[llength $cc_prog] > 1} then {
+ set cc_prog [lindex $cc_prog 0]
+ }
+ if {[which $cc_prog] == 0} then {
+ perror "$cc_prog does not exist"
+ return 0
+ }
+
+ catch "exec rm -f $object" exec_output
+
+ set flags "-I$srcdir/$subdir $CFLAGS"
+
+ # If we are compiling with gcc, we want to add gcc_gas_flag to
+ # flags. Rather than determine this in some complex way, we guess
+ # based on the name of the compiler.
+ if {[string match "*gcc*" $cc] || [string match "*++*" $cc]} then {
+ set flags "$gcc_gas_flag $flags"
+ }
+
+ verbose -log "$cc $flags -c $source -o $object"
+
+ catch "exec $cc $flags -c $source -o $object" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ if {![file exists $object]} then {
+ regexp ".*/(\[^/\]*)$" $source all dobj
+ regsub "\\.c" $dobj ".o" realobj
+ verbose "looking for $realobj"
+ if {[file exists $realobj]} then {
+ verbose -log "mv $realobj $object"
+ catch "exec mv $realobj $object" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if {![string match "" $exec_output]} then {
+ verbose -log "$exec_output"
+ perror "could not move $realobj to $object"
+ return 0
+ }
+ } else {
+ perror "$object not found after compilation"
+ return 0
+ }
+ }
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ perror "$source: compilation failed"
+ return 0
+ }
+}
+
+#
+# default_ld_assemble
+# assemble a file
+#
+proc default_ld_assemble { as source object } {
+ global ASFLAGS
+ global host_triplet
+
+ if {[which $as] == 0} then {
+ perror "$as does not exist"
+ return 0
+ }
+
+ if ![info exists ASFLAGS] { set ASFLAGS "" }
+
+ verbose -log "$as $ASFLAGS -o $object $source"
+
+ catch "exec $as $ASFLAGS -o $object $source" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ perror "$source: assembly failed"
+ return 0
+ }
+}
+
+#
+# default_ld_nm
+# run nm on a file, putting the result in the array nm_output
+#
+proc default_ld_nm { nm object } {
+ global NMFLAGS
+ global nm_output
+ global host_triplet
+
+ if {[which $nm] == 0} then {
+ perror "$nm does not exist"
+ return 0
+ }
+
+ if ![info exists NMFLAGS] { set NMFLAGS "" }
+
+ verbose -log "$nm $NMFLAGS $object >tmpdir/nm.out"
+
+ catch "exec $nm $NMFLAGS $object >tmpdir/nm.out" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ set file [open tmpdir/nm.out r]
+ while { [gets $file line] != -1 } {
+ verbose "$line" 2
+ if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] (.+)$" $line whole value name] {
+ set name [string trimleft $name "_"]
+ verbose "Setting nm_output($name) to 0x$value" 2
+ set nm_output($name) 0x$value
+ }
+ }
+ close $file
+ return 1
+ } else {
+ verbose -log "$exec_output"
+ perror "$object: nm failed"
+ return 0
+ }
+}
+
+#
+# simple_diff
+# compares two files line-by-line
+# returns differences if exist
+# returns null if file(s) cannot be opened
+#
+proc simple_diff { file_1 file_2 } {
+ global target
+
+ set eof -1
+ set differences 0
+
+ if [file exists $file_1] then {
+ set file_a [open $file_1 r]
+ } else {
+ warning "$file_1 doesn't exist"
+ return
+ }
+
+ if [file exists $file_2] then {
+ set file_b [open $file_2 r]
+ } else {
+ fail "$file_2 doesn't exist"
+ return
+ }
+
+ verbose "# Diff'ing: $file_1 $file_2\n" 2
+
+ while { [gets $file_a line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_a $line
+ }
+ }
+ close $file_a
+
+ while { [gets $file_b line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_b $line
+ }
+ }
+ close $file_b
+
+ for { set i 0 } { $i < [llength $list_a] } { incr i } {
+ set line_a [lindex $list_a $i]
+ set line_b [lindex $list_b $i]
+
+ verbose "\t$file_1: $i: $line_a\n" 3
+ verbose "\t$file_2: $i: $line_b\n" 3
+ if [string compare $line_a $line_b] then {
+ verbose -log "\t$file_1: $i: $line_a\n"
+ verbose -log "\t$file_2: $i: $line_b\n"
+
+ fail "Test: $target"
+ return
+ }
+ }
+
+ if { [llength $list_a] != [llength $list_b] } {
+ fail "Test: $target"
+ return
+ }
+
+ if $differences<1 then {
+ pass "Test: $target"
+ }
+}
+
+# This definition is taken from an unreleased version of DejaGnu. Once
+# that version gets released, and has been out in the world for a few
+# months at least, it may be safe to delete this copy.
+if ![string length [info proc prune_warnings]] {
+ #
+ # prune_warnings -- delete various system verbosities from TEXT
+ #
+ # An example is:
+ # ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9
+ #
+ # Sites with particular verbose os's may wish to override this in site.exp.
+ #
+ proc prune_warnings { text } {
+ # This is from sun4's. Do it for all machines for now.
+ # The "\\1" is to try to preserve a "\n" but only if necessary.
+ regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text
+
+ # It might be tempting to get carried away and delete blank lines, etc.
+ # Just delete *exactly* what we're ask to, and that's it.
+ return $text
+ }
+}