ld/
* emultempl/aix.em (gld${EMULATION_NAME}_before_allocation): Mark .text, .data and .bss output sections as SEC_KEEP. ld/testsuite/ * ld-powerpc/aix-core-sec-1.s, ld-powerpc/aix-core-sec-1.ex, ld-powerpc/aix-core-sec-1.hd, ld-powerpc/aix-core-sec-2.s, ld-powerpc/aix-core-sec-2.ex, ld-powerpc/aix-core-sec-2.hd, ld-powerpc/aix-core-sec-3.s, ld-powerpc/aix-core-sec-3.ex, ld-powerpc/aix-core-sec-3.hd: New tests. * ld-powerpc/aix52.exp: New harness.
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parent
e52315924b
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9ec59d51e9
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@ -1,3 +1,8 @@
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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* emultempl/aix.em (gld${EMULATION_NAME}_before_allocation): Mark
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.text, .data and .bss output sections as SEC_KEEP.
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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* configure.tgt: Extend AIX 5 behavior to AIX 6 and above.
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* configure.tgt: Extend AIX 5 behavior to AIX 6 and above.
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@ -616,7 +616,12 @@ gld${EMULATION_NAME}_before_allocation (void)
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struct export_symbol_list *el;
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struct export_symbol_list *el;
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char *libpath;
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char *libpath;
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asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
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asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
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int i;
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static const char *const must_keep_sections[] = {
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".text",
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".data",
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".bss"
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};
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unsigned int i;
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/* Handle the import and export files, if any. */
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/* Handle the import and export files, if any. */
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for (fl = import_files; fl != NULL; fl = fl->next)
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for (fl = import_files; fl != NULL; fl = fl->next)
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@ -824,6 +829,22 @@ gld${EMULATION_NAME}_before_allocation (void)
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}
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}
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}
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}
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/* Executables and shared objects must always have .text, .data
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and .bss output sections, so that the header can refer to them.
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The kernel refuses to load objects that have missing sections. */
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if (!link_info.relocatable)
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for (i = 0; i < ARRAY_SIZE (must_keep_sections); i++)
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{
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asection *sec;
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sec = bfd_get_section_by_name (link_info.output_bfd,
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must_keep_sections[i]);
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if (sec == NULL)
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einfo ("%P: can't find required output section %s\n", must_keep_sections[i]);
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else
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sec->flags |= SEC_KEEP;
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}
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before_allocation_default ();
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before_allocation_default ();
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}
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}
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@ -1,3 +1,12 @@
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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* ld-powerpc/aix-core-sec-1.s, ld-powerpc/aix-core-sec-1.ex,
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ld-powerpc/aix-core-sec-1.hd, ld-powerpc/aix-core-sec-2.s,
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ld-powerpc/aix-core-sec-2.ex, ld-powerpc/aix-core-sec-2.hd,
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ld-powerpc/aix-core-sec-3.s, ld-powerpc/aix-core-sec-3.ex,
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ld-powerpc/aix-core-sec-3.hd: New tests.
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* ld-powerpc/aix52.exp: New harness.
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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2009-03-14 Richard Sandiford <r.sandiford@uk.ibm.com>
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* lib/ld-lib.exp (ar_simple_create): Add an "aropts" parameter.
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* lib/ld-lib.exp (ar_simple_create): Add an "aropts" parameter.
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foo
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#...
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Sections:
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.*
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* 0 * \.text * 0+8 .*
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* CONTENTS, ALLOC, LOAD, CODE
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* 1 * \.data * 0+0 .*
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* ALLOC, LOAD, DATA
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* 2 * \.bss * 0+0 .*
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* ALLOC
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* 3 * \.loader .*
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* CONTENTS, ALLOC, LOAD
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.globl foo
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.csect foo[RO]
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foo:
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.long 0x12345678
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.long 0xdeadbeef
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foo
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#...
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Sections:
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.*
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* 0 * \.text * 0+0 .*
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* ALLOC, LOAD, CODE
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* 1 * \.data * 0+8 .*
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* CONTENTS, ALLOC, LOAD, DATA
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* 2 * \.bss * 0+0 .*
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* ALLOC
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* 3 * \.loader .*
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* CONTENTS, ALLOC, LOAD
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.globl foo
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.csect foo[RW]
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foo:
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.long 0x12345678
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.long 0xdeadbeef
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foo
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#...
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Sections:
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.*
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* 0 * \.text * 0+0 .*
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* ALLOC, LOAD, CODE
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* 1 * \.data * 0+0 .*
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* ALLOC, LOAD, DATA
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* 2 * \.bss * 0+8 .*
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* ALLOC
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* 3 * \.loader .*
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* CONTENTS, ALLOC, LOAD
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.comm foo,8
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# Expect script for AIX 5.2+ tests
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# Copyright 2009 Free Software Foundation
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#
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# This file is part of the GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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if { ![istarget "powerpc*-*-aix\[5-9\]*"]
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|| [istarget "powerpc*-*-aix5.\[01\]*"] } {
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return
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}
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# Run a run_link_tests-style test for AIX. SIZE selects the target size
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# (32 or 64). The other arguments are elements of a run_link_tests test.
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#
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# Make the following changes before running the test:
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#
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# - Mention SIZE in the test name.
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# - Add "-aSIZE --defsym size=SIZE" to the assembler options.
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# - Add the source directory to any "-bI:" and "-bE:" linker options.
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# - Add "-bSIZE" to the linker options.
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# - Add "-XSIZE" to the archiver options.
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# - Replace "SIZE" with SIZE in TOOLS.
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# - When testing 64-bit targets:
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# - Turn tmpdir/aix-* into tmpdir/aix64-*.
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# - Turn tmpdir/libaix-* into tmpdir/libaix64-*.
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# - Turn -laix* into -laix64*, to compensate for the above.
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proc run_aix_test { size name ldopts asopts sources tools output } {
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global srcdir subdir
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if { $size == 64 } {
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regsub -all {tmpdir/aix-} $ldopts {tmpdir/aix64-} ldopts
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regsub {^aix} $output {aix64} output
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regsub -all -- {-laix-} $ldopts {-laix64-} ldopts
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regsub {^libaix} $output {libaix64} output
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}
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if { [regexp {.a$} $output] } {
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append ldopts " -X$size"
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} else {
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regsub -all {(-b[IE]):} $ldopts "\\1:$srcdir/$subdir/" ldopts
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append ldopts " -b$size"
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}
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regsub -all {SIZE} $tools $size tools
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run_ld_link_tests [list [list "$name ($size-bit)" \
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$ldopts \
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"$asopts -a$size --defsym size=$size" \
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$sources \
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$tools \
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$output]]
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}
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set aix52tests {
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{"Core sections test 1" "-shared -bE:aix-core-sec-1.ex"
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"" {aix-core-sec-1.s}
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{{objdump -h aix-core-sec-1.hd}}
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"aix-core-sec-1.so"}
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{"Core sections test 2" "-shared -bE:aix-core-sec-2.ex"
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"" {aix-core-sec-2.s}
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{{objdump -h aix-core-sec-2.hd}}
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"aix-core-sec-2.so"}
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{"Core sections test 3" "-shared -bE:aix-core-sec-3.ex"
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"" {aix-core-sec-3.s}
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{{objdump -h aix-core-sec-3.hd}}
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"aix-core-sec-3.so"}
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}
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foreach test $aix52tests {
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foreach { name ldopts asopts sources tools output } $test {
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run_aix_test 32 $name $ldopts $asopts $sources $tools $output
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run_aix_test 64 $name $ldopts $asopts $sources $tools $output
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}
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}
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