# Test basic linker script functionality
# By Ian Lance Taylor, Cygnus Support
-# Copyright 2001, 2004
-# Free Software Foundation, Inc.
+# Copyright (C) 1999-2021 Free Software Foundation, Inc.
#
-# This file is free software; you can redistribute it and/or modify
+# This file is part of the GNU Binutils.
+#
+# 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
+# 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 this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
set testname "script"
global nm_output
if ![ld_nm $nm "" tmpdir/script] {
- unresolved $testname
+ fail $testname
return
}
set passes 0
}
+ if {[info exists nm_output(tred)] \
+ && $nm_output(tred) != (0x100 + 0x4000)} {
+ send_log "tred == $nm_output(tred)\n"
+ verbose "tred == $nm_output(tred)"
+ set passes 0
+ }
+
if {$nm_output(text_end) < $text_end \
|| $nm_output(text_end) > 0x110} {
send_log "text_end == $nm_output(text_end)\n"
set passes 0
}
+ if {[info exists nm_output(fred)] \
+ && $nm_output(fred) != (0x1000 + 0x1000)} {
+ send_log "fred == $nm_output(fred)\n"
+ verbose "fred == $nm_output(fred)"
+ set passes 0
+ }
+
if {$nm_output(data_end) < $data_end \
|| $nm_output(data_end) > 0x1010} {
send_log "data_end == $nm_output(data_end)\n"
}
}
+proc extract_symbol_test { testfile testname } {
+ global objcopy
+ global nm
+ global size
+ global target_triplet
+
+ set copyfile tmpdir/extract
+ set args "--extract-symbol $testfile $copyfile"
+ set exec_output [run_host_cmd $objcopy $args]
+ if ![string equal "" $exec_output] {
+ fail $testname
+ return
+ }
+
+ set orig_syms [run_host_cmd $nm $testfile]
+ set syms_massaged $orig_syms
+ switch -regexp $target_triplet {
+ ^mmix-knuth-mmixware$ {
+ # Without section sizes (stripped together with the
+ # contents for this target), we can't deduce the symbol
+ # types. Artificially tracking the symbol types is
+ # considered not worthwhile as there's no known use-case
+ # for --extract-symbols for this target. The option is
+ # supported just enough to emit the same symbol values,
+ # but absolute symbol types are expected.
+ regsub -all " \[TD\] " $syms_massaged " A " syms_massaged
+ }
+ ^mips-*-* {
+ # This test cannot proceed any further for MIPS targets.
+ # The extract_syms operation produces a binary with a zero
+ # length .reginfo section, which is illegal under the MIPS
+ # ABI. Since producing such sections is part of the expected
+ # behaviour of --extract-symbols, no further testing can be
+ # performed. Fortunately this should not matter as extracting
+ # symbols is only needed for VxWorks support.
+ pass $testname
+ return
+ }
+ [a-z]*-*-pe$ {
+ # Fails for PE based targets because the extracted section
+ # relative symbols (eg tred or .text) all become undefined
+ # when the sections are blown away by --extract-symbol. Again
+ # this should not matter as --extract-symbol is only used by
+ # VxWorks.
+ pass $testname
+ return
+ }
+ # More PE variations...
+ [a-z]*-*-mingw* {
+ pass $testname
+ return
+ }
+ [a-z]*-*-cygwin$ {
+ pass $testname
+ return
+ }
+ }
+
+ set extract_syms [run_host_cmd $nm $copyfile]
+ if ![string equal $syms_massaged $extract_syms] {
+ fail $testname
+ return
+ }
+
+ # Check that the stripped section contains no code or data.
+ set exec_output [run_host_cmd $size $copyfile]
+ if ![regexp ".* 0\[ \]+0\[ \]+0\[ \]+0\[ \]+0\[ \]+.*" $exec_output] {
+ fail $testname
+ return
+ }
+
+ pass $testname
+}
+
# PE targets need to set the image base to 0 to avoid complications from nm.
-set flags ""
-if {[istarget "*-*-pe*"] \
- || [istarget "*-*-cygwin*"] \
- || [istarget "*-*-mingw32*"] \
- || [istarget "*-*-winnt*"] \
- || [istarget "*-*-nt"] \
- || [istarget "*-*-interix*"] } then {
- set flags "--image-base 0"
+set old_LDFLAGS $LDFLAGS
+if { [is_pecoff_format] } then {
+ append LDFLAGS " --image-base 0"
+} elseif { [is_xcoff_format] } then {
+ append LDFLAGS " -bnogc"
}
+set flags $LDFLAGS
-if ![ld_simple_link $ld tmpdir/script "$flags -T $srcdir/$subdir/script.t tmpdir/script.o"] {
+if ![ld_link $ld tmpdir/script "$flags -T $srcdir/$subdir/script.t tmpdir/script.o"] {
fail $testname
} else {
check_script
set testname "MRI script"
-if ![ld_simple_link $ld tmpdir/script "$flags -c $srcdir/$subdir/scriptm.t"] {
+if ![ld_link $ld tmpdir/script "$flags -c $srcdir/$subdir/scriptm.t"] {
fail $testname
} else {
check_script
set testname "MEMORY"
-if ![ld_simple_link $ld tmpdir/script "$flags -T $srcdir/$subdir/memory.t tmpdir/script.o"] {
+if ![ld_link $ld tmpdir/script "$flags -T $srcdir/$subdir/memory.t tmpdir/script.o"] {
fail $testname
} else {
check_script
}
+set testname "MEMORY with symbols"
+if ![ld_link $ld tmpdir/script "$flags -defsym DATA_ORIGIN=0x1000 -defsym DATA_LENGTH=0x1000 -T $srcdir/$subdir/memory_sym.t tmpdir/script.o"] {
+ fail $testname
+ untested "extract symbols"
+} else {
+ check_script
+ extract_symbol_test tmpdir/script "extract symbols"
+}
+
+set test_script_list [lsort [glob $srcdir/$subdir/region-alias-*.t]]
+
+foreach test_script $test_script_list {
+ run_dump_test [string range $test_script 0 end-2]
+}
+
+run_dump_test "align-with-input"
+run_dump_test "pr20302"
+
+run_dump_test "segment-start" {{name (default)}}
+run_dump_test "segment-start" {{name (overridden)} \
+ {ld -Ttext-segment=0x10000000}}
+set LDFLAGS $old_LDFLAGS
projects / thirdparty / binutils-gdb.git / blobdiff