Commit graph

12 commits

Author SHA1 Message Date
Nick Clifton
e922d1eaa3 Add ability to change linker warning messages into errors when reporting executable stacks and/or executable segments.
include
  * bfdlink.h (struct bfd_link_info): Update descriptions of the 'execstack', 'noexecstack' and 'warn_execstack' fields. Add 'error_exectack' and 'warn_is_error_for_rwx_segments' fields.

  bfd
  * elf.c (assign_file_positions_except_relocs): Turn warnings about executable segments into errors if so requested.
  * elflink.c (bfd_elf_size_dynamic_sections): Turn warnings about executable stacks into errors if so requested.

  ld
  * ldlex.h (enum option_values): Add OPTION_ERROR_EXECSTACK, OPTION_NO_ERROR_EXECSTACK, OPTION_WARN_EXECSTACK_OBJECTS, OPTION_ERROR_RWX_SEGMENTS and OPTION_NO_ERROR_RWX_SEGMENTS. (struct ld_option): Add new long options. (parse_args): Parse new long options. (elf_static_list_options): Display the new options.
  * ld.texi: Document the new command line options.
  * configure.ac (error-execstack): New configuration option. (error-rwx-segments): New configuration option.
  * emultempl/elf.em (_before_parse): Initialse the new linkinfo fields.
  * NEWS: Mention the new features.
  * config.in: Regenerate.
  * configure: Regenerate.
  * testsuite/ld-elf/commonpage2.d: Disable errors for RWX segments and/or executable stacks.
  * testsuite/ld-elf/elf.exp: Likewise.
  * testsuite/ld-elf/header.d: Likewise.
  * testsuite/ld-elf/loadaddr1.d: Likewise.
  * testsuite/ld-elf/loadaddr2.d: Likewise.
  * testsuite/ld-elf/maxpage4.d: Likewise.
  * testsuite/ld-elf/nobits-1.d: Likewise.
  * testsuite/ld-elf/note-1.d: Likewise.
  * testsuite/ld-elf/orphan-10.d: Likewise.
  * testsuite/ld-elf/orphan-11.d: Likewise.
  * testsuite/ld-elf/orphan-12.d: Likewise.
  * testsuite/ld-elf/orphan-5.d: Likewise.
  * testsuite/ld-elf/orphan-7.d: Likewise.
  * testsuite/ld-elf/orphan-8.d: Likewise.
  * testsuite/ld-elf/orphan-9.d: Likewise.
  * testsuite/ld-elf/orphan-region.d: Likewise.
  * testsuite/ld-elf/orphan.d: Likewise.
  * testsuite/ld-elf/pr19539.d: Likewise.
  * testsuite/ld-elf/pr26256-1a.d: Likewise.
  * testsuite/ld-elf/pr26907.d: Likewise.
  * testsuite/ld-elf/pr28597.d: Likewise.
  * testsuite/ld-elf/retain2.d: Likewise.
  * testsuite/ld-elf/shared.exp: Likewise.
  * testsuite/ld-elf/size-1.d: Likewise.
  * testsuite/ld-elf/textaddr7.d: Likewise.
  * testsuite/ld-elf/warn1.d: Likewise.
  * testsuite/ld-elf/warn2.d: Likewise.
  * testsuite/ld-i386/discarded1.d: Likewise.
  * testsuite/ld-i386/pr19175.d: Likewise.
  * testsuite/ld-i386/pr19539.d: Likewise.
  * testsuite/ld-i386/pr23189.d: Likewise.
  * testsuite/ld-plugin/lto-3r.d: Likewise.
  * testsuite/ld-plugin/lto-5r.d: Likewise.
  * testsuite/ld-plugin/lto.exp: Likewise.
  * testsuite/ld-powerpc/ppc476-shared.d: Likewise.
  * testsuite/ld-powerpc/ppc476-shared2.d: Likewise.
  * testsuite/ld-powerpc/pr28827-2.d: Likewise.
  * testsuite/ld-s390/s390.exp: Likewise.
  * testsuite/ld-scripts/align2a.d: Likewise.
  * testsuite/ld-scripts/align2b.d: Likewise.
  * testsuite/ld-scripts/align5.d: Likewise.
  * testsuite/ld-scripts/alignof.exp: Likewise.
  * testsuite/ld-scripts/crossref.exp: Likewise.
  * testsuite/ld-scripts/defined2.d: Likewise.
  * testsuite/ld-scripts/defined3.d: Likewise.
  * testsuite/ld-scripts/defined5.d: Likewise.
  * testsuite/ld-scripts/pr14962.d: Likewise.
  * testsuite/ld-scripts/pr18963.d: Likewise.
  * testsuite/ld-scripts/pr20302.d: Likewise.
  * testsuite/ld-scripts/print-memory-usage.exp: Likewise.
  * testsuite/ld-scripts/rgn-at1.d: Likewise.
  * testsuite/ld-scripts/rgn-at10.d: Likewise.
  * testsuite/ld-scripts/rgn-at4.d: Likewise.
  * testsuite/ld-scripts/rgn-at6.d: Likewise.
  * testsuite/ld-scripts/rgn-at8.d: Likewise.
  * testsuite/ld-scripts/rgn-at9.d: Likewise.
  * testsuite/ld-scripts/rgn-over1.d: Likewise.
  * testsuite/ld-scripts/rgn-over2.d: Likewise.
  * testsuite/ld-scripts/rgn-over4.d: Likewise.
  * testsuite/ld-scripts/rgn-over5.d: Likewise.
  * testsuite/ld-scripts/rgn-over6.d: Likewise.
  * testsuite/ld-scripts/script.exp: Likewise.
  * testsuite/ld-scripts/sizeof.exp: Likewise.
  * testsuite/ld-scripts/sort-file.d: Likewise.
  * testsuite/ld-x86-64/discarded1.d: Likewise.
  * testsuite/ld-x86-64/pr19175.d: Likewise.
  * testsuite/ld-x86-64/pr19539a.d: Likewise.
  * testsuite/ld-x86-64/pr19539b.d: Likewise.
  * testsuite/ld-x86-64/pr23189.d: Likewise.
2023-11-10 11:37:27 +00:00
Nick Clifton
8a8a117123 Add generic tests for linker support of the -shared or -pie options to tests which use them.
binutils* testsuite/lib/binutils-common.exp (check_pie_support): New
	proc.

ld	* testsuite/ld-elf/compress1c.d: XFAIL if thet target linker does
	not support the -shared command line option.
	* /ld-elf/compressed1c.d: Likewise.
	* /ld-elf/compressed1e.d: Likewise.
	* /ld-elf/dynamic1.d: Likewise.
	* /ld-elf/dynsym1.d: Likewise.
	* /ld-elf/ehdr_start-shared.d: Likewise.
	* /ld-elf/exclude3b.d: Likewise.
	* /ld-elf/global1.d: Likewise.
	* /ld-elf/hash.d: Likewise.
	* /ld-elf/local1.d: Likewise.
	* /ld-elf/mbind1b.d: Likewise.
	* /ld-elf/now-1.d: Likewise.
	* /ld-elf/now-2.d: Likewise.
	* /ld-elf/now-3.d: Likewise.
	* /ld-elf/now-4.d: Likewise.
	* /ld-elf/pr12975.d: Likewise.
	* /ld-elf/pr13177.d: Likewise.
	* /ld-elf/pr13195.d: Likewise.
	* /ld-elf/pr16322.d: Likewise.
	* /ld-elf/pr16498a.d: Likewise.
	* /ld-elf/pr16498b.d: Likewise.
	* /ld-elf/pr17615.d: Likewise.
	* /ld-elf/pr19162.d: Likewise.
	* /ld-elf/pr19698.d: Likewise.
	* /ld-elf/pr20513c.d: Likewise.
	* /ld-elf/pr20513d.d: Likewise.
	* /ld-elf/pr21389a.d: Likewise.
	* /ld-elf/pr21389b.d: Likewise.
	* /ld-elf/pr21389c.d: Likewise.
	* /ld-elf/pr21562a.d: Likewise.
	* /ld-elf/pr21562b.d: Likewise.
	* /ld-elf/pr21562c.d: Likewise.
	* /ld-elf/pr21562d.d: Likewise.
	* /ld-elf/pr21562e.d: Likewise.
	* /ld-elf/pr21562f.d: Likewise.
	* /ld-elf/pr21562g.d: Likewise.
	* /ld-elf/pr21562h.d: Likewise.
	* /ld-elf/pr21562i.d: Likewise.
	* /ld-elf/pr21562j.d: Likewise.
	* /ld-elf/pr21562k.d: Likewise.
	* /ld-elf/pr21562l.d: Likewise.
	* /ld-elf/pr21562m.d: Likewise.
	* /ld-elf/pr21562n.d: Likewise.
	* /ld-elf/pr21903a.d: Likewise.
	* /ld-elf/pr21903b.d: Likewise.
	* /ld-elf/pr22269b.d: Likewise.
	* /ld-elf/pr22393-1a.d: Likewise.
	* /ld-elf/pr22393-1b.d: Likewise.
	* /ld-elf/pr23658-1c.d: Likewise.
	* /ld-elf/pr25708.d: Likewise.
	* /ld-elf/rpath-1.d: Likewise.
	* /ld-elf/rpath-2.d: Likewise.
	* /ld-elf/runpath-1.d: Likewise.
	* /ld-elf/runpath-2.d: Likewise.
	* /ld-elf/sizeofb.d: Likewise.
	* /ld-elf/startofb.d: Likewise.
	* /ld-elf/strtab.d: Likewise.
	* /ld-elf/textaddr2.d: Likewise.
	* /ld-elf/textaddr5.d: Likewise.
	* /ld-elf/textaddr6.d: Likewise.
	* /ld-elf/unknown2.d: Likewise.
	* /ld-undefined/entry-3.d: Likewise.
	* /ld-undefined/entry-4.d: Likewise.
	* /ld-elf/mbind1c.d: XFAIL if the target linker does not support
	the -pie option.
	* /ld-elf/pie.d: Likewise.
	* /ld-elf/pr19539.d: Likewise.
	* /ld-elf/pr21903d.d: Likewise.
	* /ld-elf/pr22269a.d: Likewise.
	* /ld-elf/pr22393-1c.d: Likewise.
	* /ld-elf/pr22393-1d.d: Likewise.
	* /ld-elf/pr22423.d: Likewise.
	* /ld-elf/loadaddr1.d: Expect to fail on the rx-linux target.
	* /ld-elf/loadaddr2.d: Likewise.
	* /ld-elf/pr22393-1e.d: Likewise.
	* /ld-elf/pr22393-1f.d: Likewise.
	* /ld-elf/textaddr1.d: Likewise.
	* /ld-elf/textaddr4.d: Likewise.
2020-04-30 13:49:30 +01:00
Alan Modra
86fd7e2e10 h8300-linux ld testsuite
This fixes lots of fails caused by h8300-linux not supporting -shared
and related options.  I've also fixed ld-h8300 tests to accept the
valid h8300-linux -m options .

pr22450.d is also fixed for avr, crx, ip2k, m68hc11 and xc16x, and the
new pr25708 test for hppa64.

	* testsuite/ld-elf/compress1c.d: xfail h8300.
	* testsuite/ld-elf/compressed1c.d: Likewise.
	* testsuite/ld-elf/compressed1e.d: Likewise.
	* testsuite/ld-elf/dynamic1.d: Likewise.
	* testsuite/ld-elf/dynsym1.d: Likewise.
	* testsuite/ld-elf/ehdr_start-shared.d: Likewise.
	* testsuite/ld-elf/exclude3b.d: Likewise.
	* testsuite/ld-elf/export-class.exp: Don't run without -shared support.
	* testsuite/ld-elf/global1.d: xfail h8300.
	* testsuite/ld-elf/hash.d: Likewise.
	* testsuite/ld-elf/loadaddr1.d: Likewise.
	* testsuite/ld-elf/loadaddr2.d: Likewise.
	* testsuite/ld-elf/local1.d: Likewise.
	* testsuite/ld-elf/mbind1b.d: Likewise.
	* testsuite/ld-elf/mbind1c.d: Likewise.
	* testsuite/ld-elf/now-1.d: Likewise.
	* testsuite/ld-elf/now-2.d: Likewise.
	* testsuite/ld-elf/now-3.d: Likewise.
	* testsuite/ld-elf/now-4.d: Likewise.
	* testsuite/ld-elf/pie.d: Likewise.
	* testsuite/ld-elf/pr12975.d: Likewise.
	* testsuite/ld-elf/pr13177.d: Likewise.
	* testsuite/ld-elf/pr13195.d: Likewise.
	* testsuite/ld-elf/pr16322.d: Likewise.
	* testsuite/ld-elf/pr16498a.d: Likewise.
	* testsuite/ld-elf/pr16498b.d: Likewise.
	* testsuite/ld-elf/pr17615.d: Likewise.
	* testsuite/ld-elf/pr19162.d: Likewise.
	* testsuite/ld-elf/pr19539.d: Likewise.
	* testsuite/ld-elf/pr19617a.d: Likewise.
	* testsuite/ld-elf/pr19698.d: Likewise.
	* testsuite/ld-elf/pr20513c.d: Likewise.
	* testsuite/ld-elf/pr20513d.d: Likewise.
	* testsuite/ld-elf/pr21389a.d: Likewise.
	* testsuite/ld-elf/pr21389b.d: Likewise.
	* testsuite/ld-elf/pr21389c.d: Likewise.
	* testsuite/ld-elf/pr21562a.d: Likewise.
	* testsuite/ld-elf/pr21562b.d: Likewise.
	* testsuite/ld-elf/pr21562c.d: Likewise.
	* testsuite/ld-elf/pr21562d.d: Likewise.
	* testsuite/ld-elf/pr21562e.d: Likewise.
	* testsuite/ld-elf/pr21562f.d: Likewise.
	* testsuite/ld-elf/pr21562g.d: Likewise.
	* testsuite/ld-elf/pr21562h.d: Likewise.
	* testsuite/ld-elf/pr21562i.d: Likewise.
	* testsuite/ld-elf/pr21562j.d: Likewise.
	* testsuite/ld-elf/pr21562k.d: Likewise.
	* testsuite/ld-elf/pr21562l.d: Likewise.
	* testsuite/ld-elf/pr21562m.d: Likewise.
	* testsuite/ld-elf/pr21562n.d: Likewise.
	* testsuite/ld-elf/pr21903a.d: Likewise.
	* testsuite/ld-elf/pr21903b.d: Likewise.
	* testsuite/ld-elf/pr21903d.d: Likewise.
	* testsuite/ld-elf/pr22269a.d: Likewise.
	* testsuite/ld-elf/pr22269b.d: Likewise.
	* testsuite/ld-elf/pr22393-1a.d: Likewise.
	* testsuite/ld-elf/pr22393-1b.d: Likewise.
	* testsuite/ld-elf/pr22393-1c.d: Likewise.
	* testsuite/ld-elf/pr22393-1d.d: Likewise.
	* testsuite/ld-elf/pr22393-1e.d: Likewise.
	* testsuite/ld-elf/pr22393-1f.d: Likewise.
	* testsuite/ld-elf/pr22423.d: Likewise.
	* testsuite/ld-elf/pr22450.d: xfail avr, crx, h8300, ip2k, m68hc11,
	and xc16x.
	* testsuite/ld-elf/pr23658-1c.d: xfail h8300.
	* testsuite/ld-elf/pr25708.d: xfail h8300 and hppa64.
	* testsuite/ld-elf/rpath-1.d: xfail h8300.
	* testsuite/ld-elf/rpath-2.d: Likewise.
	* testsuite/ld-elf/runpath-1.d: Likewise.
	* testsuite/ld-elf/runpath-2.d: Likewise.
	* testsuite/ld-elf/sizeofb.d: Likewise.
	* testsuite/ld-elf/startofb.d: Likewise.
	* testsuite/ld-elf/strtab.d: Likewise.
	* testsuite/ld-elf/textaddr1.d: Likewise.
	* testsuite/ld-elf/textaddr2.d: Likewise.
	* testsuite/ld-elf/textaddr4.d: Likewise.
	* testsuite/ld-elf/textaddr5.d: Likewise.
	* testsuite/ld-elf/textaddr6.d: Likewise.
	* testsuite/ld-elf/unknown2.d: Likewise.
	* testsuite/ld-undefined/entry-3.d: Likewise.
	* testsuite/ld-undefined/entry-4.d: Likewise.
	* testsuite/ld-h8300/h8300.exp: Pass appropriate ld -m option.
	* testsuite/ld-h8300/gcsection.d: Remove ld -m option and relax
	file format match.
	* testsuite/ld-h8300/relax-2.d: Likewise.
	* testsuite/ld-h8300/relax-3.d: Likewise.
	* testsuite/ld-h8300/relax-4.d: Likewise.
	* testsuite/ld-h8300/relax-5.d: Likewise.
	* testsuite/ld-h8300/relax-6.d: Likewise.
	* testsuite/ld-h8300/relax-7.d: Likewise.
	* testsuite/ld-h8300/relax.d: Relax file format match.
2020-03-25 14:51:41 +10:30
Alan Modra
64029e9368 Separate header PT_LOAD for -z separate-code
This patch, along with previous patches in the series, supports
putting the ELF file header and program headers in a PT_LOAD without
sections.

Logic governing whether headers a loaded has changed a little:  The
primary reason to include headers is now the presence of
SIZEOF_HEADERS in a linker script.  However, to support scripts that
may have reserved space for headers by hand, we continue to add
headers whenever the first section address is past the end of headers
modulo page size.

include/
	* bfdlink.h (struct bfd_link_info): Add load_phdrs field.
bfd/
	* elf-nacl.c (nacl_modify_segment_map): Cope with header PT_LOAD
	lacking sections.
	* elf.c (_bfd_elf_map_sections_to_segments): Assume file and
	program headers are required when info->load_phdrs.  Reorganize
	code handling program headers.  Generate a mapping without
	sections just for file and program headers when -z separate-code
	would indicate they should be on a different page to the first
	section.
ld/
	* ldexp.c (fold_name <SIZEOF_HEADERS>): Set link_info.load_phdrs.
	* testsuite/ld-elf/loadaddr1.d: Pass -z noseparate-code.
	* testsuite/ld-elf/loadaddr2.d: Likewise.
	* testsuite/ld-i386/vxworks2.sd: Adjust expected output.
	* testsuite/ld-powerpc/vxworks2.sd: Likewise.
	* testsuite/ld-elf/overlay.d: Remove spu xfail.
	* testsuite/ld-spu/ovl.lnk: Don't use SIZEOF_HEADERS.
	* testsuite/ld-tic6x/dsbt-be.ld: Likewise.
	* testsuite/ld-tic6x/dsbt-inrange.ld: Likewise.
	* testsuite/ld-tic6x/dsbt-overflow.ld: Likewise.
	* testsuite/ld-tic6x/dsbt.ld: Likewise.
2018-10-08 20:26:08 +10:30
Christophe Lyon
f1ac0afe48 [ARM] FDPIC: Update testsuite so that many tests pass with arm*-uclinuxfdpiceabi.
2018-04-25  Christophe Lyon  <christophe.lyon@st.com>

	binutils/
	* testsuite/binutils-all/elfedit-2.d: Accept arm*-*-uclinuxfdpiceabi.
	* testsuite/binutils-all/elfedit-3.d: Likewise.
	* testsuite/binutils-all/objcopy.exp: Likewise.
	* testsuite/binutils-all/strip-3.d: Likewise.
	* testsuite/lib/binutils-common.exp: Likewise.

	ld/
	* testsuite/ld-arm/export-class.exp: Accept arm*-*-uclinuxfdpiceabi.
	* testsuite/ld-discard/discard.exp: Likewise.
	* testsuite/ld-elf/binutils.exp: Likewise.
	* testsuite/ld-elf/commonpage1.d: Likewise.
	* testsuite/ld-elf/compress1c.d: Likewise.
	* testsuite/ld-elf/compressed1b.d: Likewise.
	* testsuite/ld-elf/compressed1c.d: Likewise.
	* testsuite/ld-elf/compressed1e.d: Likewise.
	* testsuite/ld-elf/dynamic1.d: Likewise.
	* testsuite/ld-elf/dynsym1.d: Likewise.
	* testsuite/ld-elf/ehdr_start-missing.d: Likewise.
	* testsuite/ld-elf/ehdr_start-shared.d: Likewise.
	* testsuite/ld-elf/ehdr_start-userdef.d: Likewise.
	* testsuite/ld-elf/ehdr_start-weak.d: Likewise.
	* testsuite/ld-elf/ehdr_start.d: Likewise.
	* testsuite/ld-elf/exclude3b.d: Likewise.
	* testsuite/ld-elf/export-class.exp: Likewise.
	* testsuite/ld-elf/global1.d: Likewise.
	* testsuite/ld-elf/hash.d: Likewise.
	* testsuite/ld-elf/header.d: Likewise.
	* testsuite/ld-elf/loadaddr1.d: Likewise.
	* testsuite/ld-elf/loadaddr2.d: Likewise.
	* testsuite/ld-elf/loadaddr3a.d: Likewise.
	* testsuite/ld-elf/loadaddr3b.d: Likewise.
	* testsuite/ld-elf/local1.d: Likewise.
	* testsuite/ld-elf/maxpage1.d: Likewise.
	* testsuite/ld-elf/maxpage2.d: Likewise.
	* testsuite/ld-elf/maxpage3a.d: Likewise.
	* testsuite/ld-elf/mbind1a.d: Likewise.
	* testsuite/ld-elf/mbind1b.d: Likewise.
	* testsuite/ld-elf/mbind1c.d: Likewise.
	* testsuite/ld-elf/multibss1.d: Likewise.
	* testsuite/ld-elf/noload-2.d: Likewise.
	* testsuite/ld-elf/now-1.d: Likewise.
	* testsuite/ld-elf/now-2.d: Likewise.
	* testsuite/ld-elf/now-3.d: Likewise.
	* testsuite/ld-elf/now-4.d: Likewise.
	* testsuite/ld-elf/pie.d: Likewise.
	* testsuite/ld-elf/pr12975.d: Likewise.
	* testsuite/ld-elf/pr13177.d: Likewise.
	* testsuite/ld-elf/pr13195.d: Likewise.
	* testsuite/ld-elf/pr16322.d: Likewise.
	* testsuite/ld-elf/pr16498a.d: Likewise.
	* testsuite/ld-elf/pr16498b.d: Likewise.
	* testsuite/ld-elf/pr17615.d: Likewise.
	* testsuite/ld-elf/pr19162.d: Likewise.
	* testsuite/ld-elf/pr19539.d: Likewise.
	* testsuite/ld-elf/pr19617a.d: Likewise.
	* testsuite/ld-elf/pr19617b.d: Likewise.
	* testsuite/ld-elf/pr19617c.d: Likewise.
	* testsuite/ld-elf/pr19698.d: Likewise.
	* testsuite/ld-elf/pr19789.d: Likewise.
	* testsuite/ld-elf/pr20513c.d: Likewise.
	* testsuite/ld-elf/pr20513d.d: Likewise.
	* testsuite/ld-elf/pr21384.d: Likewise.
	* testsuite/ld-elf/pr21389a.d: Likewise.
	* testsuite/ld-elf/pr21389b.d: Likewise.
	* testsuite/ld-elf/pr21389c.d: Likewise.
	* testsuite/ld-elf/pr21562a.d: Likewise.
	* testsuite/ld-elf/pr21562b.d: Likewise.
	* testsuite/ld-elf/pr21562c.d: Likewise.
	* testsuite/ld-elf/pr21562d.d: Likewise.
	* testsuite/ld-elf/pr21562e.d: Likewise.
	* testsuite/ld-elf/pr21562f.d: Likewise.
	* testsuite/ld-elf/pr21562g.d: Likewise.
	* testsuite/ld-elf/pr21562h.d: Likewise.
	* testsuite/ld-elf/pr21562i.d: Likewise.
	* testsuite/ld-elf/pr21562j.d: Likewise.
	* testsuite/ld-elf/pr21562k.d: Likewise.
	* testsuite/ld-elf/pr21562l.d: Likewise.
	* testsuite/ld-elf/pr21562m.d: Likewise.
	* testsuite/ld-elf/pr21562n.d: Likewise.
	* testsuite/ld-elf/pr21903a.d: Likewise.
	* testsuite/ld-elf/pr21903b.d: Likewise.
	* testsuite/ld-elf/pr21903d.d: Likewise.
	* testsuite/ld-elf/pr22269a.d: Likewise.
	* testsuite/ld-elf/pr22269b.d: Likewise.
	* testsuite/ld-elf/pr22393-1a.d: Likewise.
	* testsuite/ld-elf/pr22393-1b.d: Likewise.
	* testsuite/ld-elf/pr22393-1c.d: Likewise.
	* testsuite/ld-elf/pr22393-1d.d: Likewise.
	* testsuite/ld-elf/pr22393-1e.d: Likewise.
	* testsuite/ld-elf/pr22393-1f.d: Likewise.
	* testsuite/ld-elf/pr22423.d: Likewise.
	* testsuite/ld-elf/rpath-1.d: Likewise.
	* testsuite/ld-elf/rpath-2.d: Likewise.
	* testsuite/ld-elf/runpath-1.d: Likewise.
	* testsuite/ld-elf/runpath-2.d: Likewise.
	* testsuite/ld-elf/seg.d: Likewise.
	* testsuite/ld-elf/sizeofb.d: Likewise.
	* testsuite/ld-elf/startofb.d: Likewise.
	* testsuite/ld-elf/strtab.d: Likewise.
	* testsuite/ld-elf/textaddr1.d: Likewise.
	* testsuite/ld-elf/textaddr2.d: Likewise.
	* testsuite/ld-elf/textaddr3.d: Likewise.
	* testsuite/ld-elf/textaddr4.d: Likewise.
	* testsuite/ld-elf/textaddr5.d: Likewise.
	* testsuite/ld-elf/textaddr6.d: Likewise.
	* testsuite/ld-elf/textaddr7.d: Likewise.
	* testsuite/ld-elf/tls.exp: Likewise.
	* testsuite/ld-elf/tls_common.exp: Likewise.
	* testsuite/ld-elf/unknown2.d: Likewise.
	* testsuite/ld-gc/abi-note.d: Likewise.
	* testsuite/ld-gc/pr11218.d: Likewise.
	* testsuite/ld-gc/pr19167.d: Likewise.
	* testsuite/ld-gc/pr20022.d: Likewise.
	* testsuite/ld-gc/start.d: Likewise.
	* testsuite/ld-gc/stop.d: Likewise.
	* testsuite/ld-scripts/phdrs2.exp: Likewise.
	* testsuite/ld-scripts/rgn-at5.d: Likewise.
	* testsuite/ld-undefined/entry-3.d: Likewise.
	* testsuite/ld-undefined/entry-4.d: Likewise.
2018-04-25 21:13:14 +00:00
Alan Modra
a8c75b765e hppa -z relro again
I misunderstood the hppa alias problem.  File offsets of segments need
to be such that no page is mapped twice with different permissions.
(Which still seems to me like something the kernel could fix, but
anyhow, this is not so difficult to achieve in ld.)

	PR 21000
bfd/
	* elf-bfd.h (struct elf_backend_data): Add no_page_alias.
	* elfxx-target.h (elf_backend_no_page_alias): Define.
	(elfNN_bed): Init new field.
	* elf.c (assign_file_positions_for_load_sections): If no_page_alias
	ensure PT_LOAD segment starts on a new page.
	* elf32-hppa.c (elf_backend_no_page_alias): Define.
ld/
	* testsuite/ld-elf/loadaddr1.d: Adjust for hppa file offsets.
	* testsuite/ld-elf/loadaddr2.d: Likewise.
	* testsuite/ld-elf/loadaddr3a.d: Likewise.
	* testsuite/ld-scripts/rgn-at5.d: Likewise.
2017-02-16 23:09:38 +10:30
Nick Clifton
157686a886 Update linker tests after partial reversion of PR 20815 patch.
PR 20815
	* testsuite/ld-elf/loadaddr1.d: Update.
	* testsuite/ld-powerpc/vle-multiseg-5.d: Update.
	* testsuite/ld-scripts/phdrs3a.d: Update.
2016-11-28 17:51:57 +00:00
Nick Clifton
1a9ccd70f9 Fix the linker so that it will not silently generate ELF binaries with invalid program headers. Fix readelf to report such invalid binaries.
PR ld/20815
bfd	* elf.c (elf_modify_segment_map): Allow empty LOAD segments if
	they contain the program headers.
	(_bfd_elf_map_sections_to_segments): If the linker created the
	PHDR segment then always attempt to include it in a LOAD segment.
	(assign_file_positions_for_non_load_sections): Allow LOAD segments
	to overlap PHDR segments.
	(phdr_sorter): New function.  Sorts program headers.
	(assign_file_positions_except_relocs): Sort the program headers
	before writing them out.  Issue an error if the PHDR segment is
	not covered by a LOAD segment, unless the backend allows it.
	* elf-bfd.h (struct elf_backend_data): Add
	elf_backend_allow_non_load_phdr.
	* elfxx-target.h (elf_backend_allow_non_load_phdr): Provide
	default definition that returns FALSE.
	(elfNN_bed): Initialise the elf_backend_allow_non_load_phdr
	field.
	* elf64-hppa.c (elf64_hppa_allow_non_load_phdr): New function.
	Returns TRUE.
	(elf_backend_allow_non_load_phdr): Define.
	* elf-m10300.c (_bfd_mn10300_elf_size_dynamic_sections): Do not
	place the interpreter string into the .interp section if the
	nointerp flag is set in the link info structure.
	* elf32-arc.c (elf_arc_size_dynamic_sections): Likewise.
	* elf32-score7.c (score_elf_final_link_relocate): Allow for the
	_gp symbol not being part of the output.

binutils* readelf.c (process_program_headers): Check PT_LOAD and PT_PHDR
	segments for validity.

ld	* ld.texinfo: Note that PT_TLS can be used as a segment type.
	* testsuite/ld-discard/discard.ld: Add space for program headers.
	* testsuite/ld-elf/flags1.ld: Likewise.
	* testsuite/ld-elf/maxpage3.t: Likewise.
	* testsuite/ld-elf/noload-1.t: Likewise.
	* testsuite/ld-elf/orphan.ld: Likewise.
	* testsuite/ld-elf/overlay.t: Likewise.
	* testsuite/ld-elf/pr14052.t: Likewise.
	* testsuite/ld-elf/pr19539.t: Likewise.
	* testsuite/ld-elf/provide-hidden-1.ld: Likewise.
	* testsuite/ld-elf/provide-hidden-s.ld: Likewise.
	* testsuite/ld-elf/weak-dyn-1.ld: Likewise.
	* testsuite/ld-i386/pr19539.t: Likewise.
	* testsuite/ld-scripts/defined.t: Likewise.
	* testsuite/ld-scripts/defined6.t: Likewise.
	* testsuite/ld-scripts/dynamic-sections.t: Likewise.
	* testsuite/ld-scripts/empty-aligned.t: Likewise.
	* testsuite/ld-scripts/provide-2.t: Likewise.
	* testsuite/ld-scripts/provide-4.t: Likewise.
	* testsuite/ld-vax-elf/plt-local.ld: Likewise.
	* testsuite/ld-x86-64/pr19539.t: Likewise.
	* testsuite/ld-elf/ehdr_start-missing.d: Do not initialise the
	dynamic linker.
	* testsuite/ld-elf/ehdr_start-weak.d: Likewise.
	* testsuite/ld-elf/elf.exp (pr14170, pr17068): Likewise.
	* testsuite/ld-elf/loadaddr1.d: Update expected readelf output.
	* testsuite/ld-elf/noload-2.d: Likewise.
	* testsuite/ld-powerpc/vxworks2.sd: Likewise.
	* testsuite/ld-scripts/phdrs3a.d: Likewise.
	* testsuite/ld-scripts/size-2.d: Likewise.
	* testsuite/ld-elf/group.ld: Add program headers.
	* testsuite/ld-elf/overlay.d: Skip for SPU.
	* testsuite/ld-elf/flags1.d: Skip for RX.
	* testsuite/ld-elf/pr19162.d: Skip for HPPA64.
	* testsuite/ld-elf/pr19539.d: Skip for ALPHA.
	* testsuite/ld-scripts/empty-orphan.t: Update program headers.
	* testsuite/ld-scripts/size-2.t: Likewise.
2016-11-23 11:10:39 +00:00
Thomas Schwinge
5940a93c84 Improve binutils testsuite coverage for GNU/Hurd.
binutils/testsuite/

	* lib/utils-lib.exp (is_elf_format): Consider for *-*-gnu*, too.
	* binutils-all/elfedit-2.d (target): Likewise.
	* binutils-all/elfedit-3.d (target): Likewise.
	* binutils-all/i386/i386.exp: Likewise.
	* binutils-all/objcopy.exp: Likewise.
	* binutils-all/strip-3.d (target): Likewise.

gas/testsuite/

	* lib/gas-defs.exp (is_elf_format): Consider for *-*-gnu*, too.
	* gas/elf/elf.exp: Likewise.
	* gas/symver/symver.exp: Likewise.

ld/

	* configure.host: Add stanza for *-*-gnu*.

ld/testsuite/

	* lib/ld-lib.exp (is_elf_format): Consider for *-*-gnu*, too.
	* ld-discard/discard.exp: Likewise.
	* ld-elf/binutils.exp: Likewise.
	* ld-elf/commonpage1.d (target): Likewise.
	* ld-elf/compress1c.d (target): Likewise.
	* ld-elf/discard1.d (target): Likewise.
	* ld-elf/discard2.d (target): Likewise.
	* ld-elf/discard3.d (target): Likewise.
	* ld-elf/dynsym1.d (target): Likewise.
	* ld-elf/eh6.d (target): Likewise.
	* ld-elf/elf.exp: Likewise.
	(array_tests): Move -static tests to...
	(array_tests_static): ... here, and handle it accordingly.
	* ld-elf/hash.d (target): Likewise.
	* ld-elf/header.d (target): Likewise.
	* ld-elf/loadaddr1.d (target): Likewise.
	* ld-elf/loadaddr2.d (target): Likewise.
	* ld-elf/loadaddr3a.d (target): Likewise.
	* ld-elf/loadaddr3b.d (target): Likewise.
	* ld-elf/local1.d (target): Likewise.
	* ld-elf/maxpage1.d (target): Likewise.
	* ld-elf/maxpage2.d (target): Likewise.
	* ld-elf/maxpage3a.d (target): Likewise.
	* ld-elf/multibss1.d (target): Likewise.
	* ld-elf/noload-2.d (target): Likewise.
	* ld-elf/seg.d (target): Likewise.
	* ld-elf/textaddr1.d (target): Likewise.
	* ld-elf/textaddr2.d (target): Likewise.
	* ld-elf/textaddr3.d (target): Likewise.
	* ld-elf/textaddr4.d (target): Likewise.
	* ld-elf/textaddr5.d (target): Likewise.
	* ld-elf/textaddr6.d (target): Likewise.
	* ld-elf/textaddr7.d (target): Likewise.
	* ld-elf/tls_common.exp: Likewise.
	* ld-elf/unknown2.d (target): Likewise.
	* ld-elfvers/vers.exp: Likewise.
	* ld-elfvsb/elfvsb.exp: Likewise.
	* ld-elfweak/elfweak.exp: Likewise.
	(setup_xfail_gnu_hurd): New function.  Use it where appropriate.
	* ld-gc/abi-note.d (target): Likewise.
	* ld-gc/gc.exp: Likewise.
	* ld-gc/pr11218.d (target): Likewise.
	* ld-gc/start.d (target): Likewise.
	* ld-i386/i386.exp: Likewise.
	* ld-ifunc/binutils.exp: Likewise.
	* ld-ifunc/ifunc.exp: Likewise.
	* ld-linkonce/linkonce.exp: Likewise.
	* ld-linkonce/zeroehl32.d (target): Likewise.
	* ld-pie/pie.exp: Likewise.
	* ld-scripts/phdrs2.exp: Likewise.
	* ld-scripts/rgn-at5.d (target): Likewise.
	* ld-shared/shared.exp: Likewise.
	* ld-undefined/entry-3.d (target): Likewise.
	* ld-undefined/entry-4.d (target): Likewise.
	* ld-undefined/weak-undef.exp: Likewise.
2010-11-08 06:43:40 +00:00
Alan Modra
8ee35d562f * ld-elf/loadaddr.t: New, extracted from..
* ld-elf/loadaddr1.t: ..here.  Use insert.
	* ld-elf/loadaddr2.t: Likewise.
	* ld-elf/loadaddr1.d: Update.
	* ld-elf/loadaddr2.d: Update.
2008-01-26 02:57:06 +00:00
H.J. Lu
06010a4e79 2006-09-15 H.J. Lu <hongjiu.lu@intel.com>
* ld-elf/loadaddr.s: Pad sections to 16 bytes.
	* ld-elf/loadaddr1.d: Updated.
	* ld-elf/loadaddr2.d: Likewise.
	* ld-elf/loadaddr3a.d: Likewise.
	* ld-elf/loadaddr3b.d: Likewise.
2006-09-15 14:48:46 +00:00
H.J. Lu
7c9e8d9811 2006-08-18 H.J. Lu <hongjiu.lu@intel.com>
PR ld/3052
	* ld-elf/loadaddr.s: New file.
	* ld-elf/loadaddr1.d: Likewise.
	* ld-elf/loadaddr1.t: Likewise.
	* ld-elf/loadaddr2.d: Likewise.
	* ld-elf/loadaddr2.t: Likewise.
2006-08-18 14:38:00 +00:00