Age | Commit message (Collapse) | Author | Files | Lines |
|
Add release markers. Regenerate files
|
|
Many tests reflect a setting of ELF_MAXPAGESIZE to 64 KiB.
With ELF_MAXPAGESIZE changed to 4 KiB, layout is sometimes
different and symbols end up in other places. Avoid churn
and regexpification of old test patterns by passing the
max-page-size setting active at the time.
ld/testsuite:
* testsuite/ld-arm/arm-elf.exp,
testsuite/ld-arm/non-contiguous-arm2.d,
testsuite/ld-arm/non-contiguous-arm3.d,
testsuite/ld-arm/non-contiguous-arm5.d,
testsuite/ld-arm/non-contiguous-arm6.d,
testsuite/ld-arm/thumb-plt-got.d, testsuite/ld-arm/thumb-plt.d:
Pass -z max-page-size=0x10000 explicitly to test that rely on
that value in output-matching patterns.
(cherry picked from commit b305015577bb92d3041e55a72ca8cd43f7c05748)
|
|
For local exec TLS relocations of the form foo@NTPOFF+x the addend was
ignored.
bfd/ChangeLog:
* elf32-s390.c (elf_s390_relocate_section): Honor addend for
R_390_TLS_LE32.
* elf64-s390.c (elf_s390_relocate_section): Honor addend for
R_390_TLS_LE64.
ld/ChangeLog:
* testsuite/ld-s390/reloctlsle-1.d: New test.
* testsuite/ld-s390/reloctlsle-1.s: New test.
(cherry picked from commit aefebe82dc89711384b85329daa48d04c1d3a45b)
|
|
The test is already skipped on several targets (including AArch64)
because it's invalid.
* testsuite/ld-ifunc/ifunc.exp: Skip pr23169 on arm.
|
|
In order to get the ifunc relocs properly sorted the correct class
needs to be returned. The code mimics what has been done for AArch64.
Fixes:
FAIL: Run pr18841 with libpr18841b.so
FAIL: Run pr18841 with libpr18841c.so
FAIL: Run pr18841 with libpr18841bn.so (-z now)
FAIL: Run pr18841 with libpr18841cn.so (-z now)
bfd/
PR ld/18841
* elf32-arm.c (elf32_arm_reloc_type_class): Return
reloc_class_ifunc for ifunc symbols.
ld/testsuite/
* ld-arm/ifunc-12.rd: Update relocations order.
* ld-arm/ifunc-3.rd: Likewise.
* ld-arm/ifunc-4.rd: Likewise.
|
|
Older bash looks to improperly deal with backslashes in here-documents,
leaving them in place on the escaped double quotes inside the parameter
expansion. Convert to a model without using such a construct, by simply
splitting the here-documents into three ones.
|
|
|
|
|
|
The newer update-copyright.py fixes file encoding too, removing cr/lf
on binutils/bfdtest2.c and ld/testsuite/ld-cygwin/exe-export.exp, and
embedded cr in binutils/testsuite/binutils-all/ar.exp string match.
|
|
environments.
PR 29843
* testsuite/ld-aarch64/bti-plt-5.d: Relax regxps slightly to allow
for differences in build environments.
* testsuite/ld-aarch64/tls-relax-gdesc-le-now.d: Likewise.
|
|
This is something I discovered when working on aarch64, though it's
relevant to x86_64 too.
The PE32+ imports are located in the .idata section, which starts off
with a 20-byte structure for each DLL, containing offsets into the rest
of the section. This is the Import Directory Table in
https://learn.microsoft.com/en-us/windows/win32/debug/pe-format, which
is a concatenation of the .idata$2 sections. This is then followed by an
20 zero bytes generated by the linker script, which calls this .idata$3.
After this comes the .idata$4 entries for each function, which the
loader overwrites with the function pointers. Because there's no padding
between .idata$3 and .idata$4, this means that if there's an even number
of DLLs, the function pointers won't be aligned on an 8-byte boundary.
Misaligned reads are slower on x86_64, but this is more important on
aarch64, as the e.g. `ldr x0, [x0, :lo12:__imp__func]` the compiler
might generate requires __imp__func (the .idata$4 entry) to be aligned
to 8 bytes. Without this you get IMAGE_REL_ARM64_PAGEOFFSET_12L overflow
errors.
|
|
|
|
|
|
|
|
|
|
|
|
A few fixes to minor issues I've discovered in my PDB patches.
* If sizes or offsets are greater than 0x8000, they get encoded as
extended values in the same way as for enum values - e.g. a LF_ULONG
.short followed by a .long.
* I've managed to coax MSVC to produce another type, LF_VFTABLE, which
is seen when dealing with COM. I don't think LLVM emits this. Note that
we can't just implement everything in Microsoft's header files, as most
of it is obsolete.
* Fixes a stupid bug in the test program, where I was adding an index to
a size. The index was hard-coded to 0, so this didn't cause any actual
issues.
|
|
When --no-keep-memory is used, the input section memory may not be cached.
Allocate input section memory for -z pack-relative-relocs if needed.
bfd/
PR ld/29939
* elfxx-x86.c (elf_x86_size_or_finish_relative_reloc): Allocate
input section memory if needed.
ld/
PR ld/29939
* testsuite/ld-elf/dt-relr-2i.d: New test.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Enable compilation of ld/pdb.c just for x86, as is done for bfd/pdb.c.
This reduces the size of ld and is necessary with the following
patches that call a COFF-only bfd function from ld/pdb.c. Without it
we'd break every non-COFF target build.
|
|
1) The first write in write_build_id wrote rubbish past the struct
external_IMAGE_DEBUG_DIRECTORY, which was later overwritten with
correct data. No user visible problem there, except that tools like
valgrind complain.
2) The size for the pdb name was incorrectly calculated.
* emultempl/pe.em (write_build_id): Write the debug directory,
not the entire section contents.
(setup_build_id): Add size for the base name of pdb_name, not
the full path.
* emultempl/pep.em: Likewise.
* testsuite/ld-pe/pdb2-section-contrib.d: Update.
|
|
PR 29900
* scripttempl/pe.sc: Keep the .drectve section when performing a
relocateable link.
* scripttempl/pep.sc: Likewise.
|
|
The warning about discarded sections in elf_link_input_bfd doesn't
belong there since the code is dealing with symbols. Multiple symbols
in a discarded section will result in multiple identical warnings
about the section. Move the warning to a new function in ldlang.c.
The patch also tidies the warning quoting of section and file names,
consistently using `%pA' and `%pB'. I'm no stickler for one style of
section and file name quoting, but they ought to be consistent within
a warning, eg. see the first one fixed in ldlang.c, and when a warning
is emitted for multiple targets they all ought to use exactly the same
format string to reduce translation work. elf64-ppc.c loses the
build_one_stub errors since we won't get there before hitting the
fatal errors in size_one_stub.
bfd/
* elflink.c (elf_link_input_bfd): Don't warn here about
discarded sections.
* elf32-arm.c (arm_build_one_stub): Use consistent style in
--enable-non-contiguous-regions error.
* elf32-csky.c (csky_build_one_stub): Likewise.
* elf32-hppa.c (hppa_build_one_stub): Likewise.
* elf32-m68hc11.c (m68hc11_elf_build_one_stub): Likewise.
* elf32-m68hc12.c (m68hc12_elf_build_one_stub): Likewise.
* elf32-metag.c (metag_build_one_stub): Likewise.
* elf32-nios2.c (nios2_build_one_stub): Likewise.
* elfnn-aarch64.c (aarch64_build_one_stub): Likewise.
* xcofflink.c (xcoff_build_one_stub): Likewise.
* elf64-ppc.c (ppc_size_one_stub): Likewise.
(ppc_build_one_stub): Delete dead code.
ld/
* ldlang.c (lang_add_section): Use consistent style in
--enable-non-contiguous-regions warnings.
(size_input_section): Likewise.
(warn_non_contiguous_discards): New function.
(lang_process): Call it.
* testsuite/ld-arm/non-contiguous-arm.d: Update.
* testsuite/ld-arm/non-contiguous-arm4.d: Update.
* testsuite/ld-arm/non-contiguous-arm7.d: Add
--enable-non-contiguous-regions-warnings.
* testsuite/ld-arm/non-contiguous-arm7.err: New.
* testsuite/ld-powerpc/non-contiguous-powerpc.d: Update.
* testsuite/ld-powerpc/non-contiguous-powerpc64.d: Update.
|
|
The discard of symbols should be performed whether the warning for
the discard is enabled or not.
Without this patch, ld would segfault in bfd_section_removed_from_list,
called in the if-statement right after this block, as the argument
isec->output_section can be NULL.
Signed-off-by: Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
Co-Authored-By: Yvan ROUX <yvan.roux@foss.st.com>
|
|
This allows the bootstrap test to run if you have a symlink somewhere
in the build path directory. $ld depends on $base_dir which is set
via tcl [pwd], collapsing the symlink like /usr/bin/pwd, while $objdir
contains the symlink.
* testsuite/ld-bootstrap/bootstrap.exp: Normalize paths when
checking for ld build directory.
|
|
I noticed after commit 8ad93045ed, "ld, gold: remove support for -z
bndplt (MPX prefix)", that some of my builds were failing with
eelf_x86_64_haiku.c:650:9: error: no member named 'bndplt' in 'struct elf_linker_x86_params'
params.bndplt = true;
~~~~~~ ^
* emulparams/aarch64haiku.sh: Use "source_sh" rather than ".".
* emulparams/armelf_haiku.sh: Likewise.
* emulparams/elf32ppchaiku.sh: Likewise.
* emulparams/elf_mipsel_haiku.sh: Likewise.
* emulparams/elf_x86_64_haiku.sh: Likewise.
|
|
bfd/ChangeLog:
* elf-linker-x86.h (struct elf_linker_x86_params): Remove
bndplt.
* elf64-x86-64.c (elf_x86_64_scan_relocs): Ignore
R_X86_64_PLT32_BND.
(elf_x86_64_relocate_section): Similarly here.
(elf_x86_64_link_setup_gnu_properties): Ignore bndplt.
* elfxx-x86.c: Likewise.
* elfxx-x86.h: Likewise.
gold/ChangeLog:
* NEWS: Document -z bndplt.
* options.h (class General_options): Remove bndplt option.
* x86_64.cc (class Output_data_plt_x86_64_bnd): Remove.
(Target_x86_64::do_make_data_plt): Do not use
Output_data_plt_x86_64_bnd.
(Target_x86_64::Scan::get_reference_flags): Likewise.
(Target_x86_64::Scan::check_non_pic): Likewise.
(Target_x86_64::Scan::local): Likewise.
(Target_x86_64::Scan::global): Likewise.
ld/ChangeLog:
* NEWS: Document -z bndplt.
* emulparams/elf_x86_64.sh: Remove bndplt option.
* ld.texi: Likewise.
* testsuite/ld-x86-64/x86-64.exp:
* testsuite/ld-x86-64/bnd-branch-1-now.d: Removed.
* testsuite/ld-x86-64/bnd-branch-1.d: Removed.
* testsuite/ld-x86-64/bnd-branch-1.s: Removed.
* testsuite/ld-x86-64/bnd-ifunc-1-now.d: Removed.
* testsuite/ld-x86-64/bnd-ifunc-1.d: Removed.
* testsuite/ld-x86-64/bnd-ifunc-1.s: Removed.
* testsuite/ld-x86-64/bnd-ifunc-2-now.d: Removed.
* testsuite/ld-x86-64/bnd-ifunc-2.d: Removed.
* testsuite/ld-x86-64/bnd-ifunc-2.s: Removed.
* testsuite/ld-x86-64/bnd-plt-1-now.d: Removed.
* testsuite/ld-x86-64/bnd-plt-1.d: Removed.
* testsuite/ld-x86-64/mpx.exp: Removed.
* testsuite/ld-x86-64/mpx1.out: Removed.
* testsuite/ld-x86-64/mpx1a.c: Removed.
* testsuite/ld-x86-64/mpx1a.rd: Removed.
* testsuite/ld-x86-64/mpx1b.c: Removed.
* testsuite/ld-x86-64/mpx1c.c: Removed.
* testsuite/ld-x86-64/mpx1c.rd: Removed.
* testsuite/ld-x86-64/mpx2.out: Removed.
* testsuite/ld-x86-64/mpx2a.c: Removed.
* testsuite/ld-x86-64/mpx2a.rd: Removed.
* testsuite/ld-x86-64/mpx2b.c: Removed.
* testsuite/ld-x86-64/mpx2c.c: Removed.
* testsuite/ld-x86-64/mpx2c.rd: Removed.
* testsuite/ld-x86-64/mpx3.dd: Removed.
* testsuite/ld-x86-64/mpx3a.s: Removed.
* testsuite/ld-x86-64/mpx3b.s: Removed.
* testsuite/ld-x86-64/mpx3n.dd: Removed.
* testsuite/ld-x86-64/mpx4.dd: Removed.
* testsuite/ld-x86-64/mpx4a.s: Removed.
* testsuite/ld-x86-64/mpx4b.s: Removed.
* testsuite/ld-x86-64/mpx4n.dd: Removed.
* testsuite/ld-x86-64/pr20800a.S: Removed.
* testsuite/ld-x86-64/pr20800b.S: Removed.
* testsuite/ld-x86-64/pr21038a-now.d: Removed.
* testsuite/ld-x86-64/pr21038a.d: Removed.
* testsuite/ld-x86-64/pr21038a.s: Removed.
* testsuite/ld-x86-64/pr21038b-now.d: Removed.
* testsuite/ld-x86-64/pr21038b.d: Removed.
* testsuite/ld-x86-64/pr21038b.s: Removed.
* testsuite/ld-x86-64/pr21038c-now.d: Removed.
* testsuite/ld-x86-64/pr21038c.d: Removed.
* testsuite/ld-x86-64/pr21038c.s: Removed.
|
|
Since MPX support has been removed from x86-64 psABI, remove BND from
64-bit IBT PLT by using x32 IBT PLT.
bfd/
PR ld/29851
* elf64-x86-64.c (elf_x86_64_get_synthetic_symtab): Also check
x32 IBT PLT for 64-bit.
(elf_x86_64_link_setup_gnu_properties): Always use x32 IBT PLT.
ld/
PR ld/29851
* testsuite/ld-x86-64/ibt-plt-1.d: Updated.
* testsuite/ld-x86-64/ibt-plt-2a.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-2b.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-2c.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-2d.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-3a.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-3b.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-3c.d: Likewise.
* testsuite/ld-x86-64/ibt-plt-3d.d: Likewise.
* testsuite/ld-x86-64/plt-main-ibt-x32.dd: Moved to ...
* testsuite/ld-x86-64/plt-main-ibt.dd: This.
* testsuite/ld-x86-64/x86-64.exp: Don't use plt-main-ibt-x32.dd.
|
|
PR 29861
* ld.texi (Output Section Type): Note that setting the output
section type only works if the section contains untyped data.
|
|
Tidies:
- Move stuff from bfd-in.h and libbfd.c to compress.c
- Delete COMPRESS_DEBUG from enum compressed_debug_section_type
- Move compress_debug field out of link_info to ld_config.
Fixes:
- Correct test in bfd_convert_section_setup to use obfd flags,
not ibfd.
- Apply bfd_applicable_file_flags to compression bfd flags added
by gas and ld to the output bfd.
bfd/
* bfd-in.h (enum compressed_debug_section_type),
(struct compressed_type_tuple),
(bfd_get_compression_algorithm),
(bfd_get_compression_algorithm_name),
* libbfd.c (compressed_debug_section_names),
(bfd_get_compression_algorithm),
(bfd_get_compression_algorithm_name): Move..
* compress.c: ..to here, deleting COMPRESS_DEBUG from
enum compressed_debug_section_type.
(bfd_convert_section_setup): Test obfd flags not ibfd for
compression flags.
* elf.c (elf_fake_sections): Replace link_info->compress_debug
test with abfd->flags test.
* bfd-in2.h: Regenerate.
binutils/
* objcopy.c (copy_file): Tidy setting of bfd compress flags.
Expand comment.
gas/
* write.c (compress_debug): Test bfd compress flags rather than
flag_compress_debug.
(write_object_file): Apply bfd_applicable_file_flags to compress
debug flags added to output bfd.
include/
* bfdlink.h (struct bfd_link_info): Delete compress_debug.
ld/
* ld.h (ld_config_type): Add compress_debug.
* emultempl/elf.em: Replace references to link_info.compress_debug
with config.compress_debug.
* lexsup.c (elf_static_list_options): Likewise.
* ldmain.c (main): Likewise. Apply bfd_applicable_file_flags
to compress debug flags added to output bfd.
|
|
regexp.
PR 29849
* ldlang.c (spec_match): Check that there is sufficient length in
the target name to match the spec's prefix.
|
|
This reverts commit 44e59b5a7d8a874f6546a1471b8a003911853aa0.
It works only for ELF targets.
|
|
* testsuite/ld-plugin/dummy.s: Add .note.GNU-stack.
|
|
this testcase wasn't correctly testing everything, it passed, even
though sections from an excluded file were included. Fixing this
reveals a problem in the new section selector. This fixes that as
well.
|
|
walk_wild_file, hence walk_wild_section and walk_wild_section_handler
aren't called with the prefix tree. Hence initialization of the latter
and all potential special cases for it aren't used anymore. That also
removes the need to handler_data[] and some associated helper functions.
So, remove all of that.
|
|
Now that we have a list of potentially matching sections per wild
statement we can actually pre-fill that one by going once over all input
sections and match their names against a prefix-tree that points to the
potentially matching wild statements.
So instead of looking at all sections names for each glob for each wild
statement we now look at the sections only once and then only check
against those globs that have a possibility of a match at all (usually
only one or two).
This pushes the whole section selection off the profiles.
|
|
The check_relocs callback (and others) might have created new
section behind our back and some of them (e.g. on powerpc the
"linker stubs" .got) need to come in front of all others, despite
being created late (a symptom would be "TOC opt*" failing on powerpc).
This resets all section matches before updating for newly created
sections (i.e. completely rebuilds the matches).
|
|
and remember the results. Before this the order of section matching
is basically:
foreach script-wild-stmt S
foreach pattern P of S
foreach inputfile I
foreach section S of I
match S against P
if match: do action for S
And this process is done three or four times: for each top-level call to
walk_wild() or wild(), that is: check_input_sections, lang_gc_sections,
lang_find_relro_sections and of course map_input_to_output_sections.
So we iterate over all sections of all files many many times (for each
glob). Reality is a bit more complicated (some special glob types don't
need the full iteration over all sections, only over all files), but
that's the gist of it.
For future work this shuffles the whole ordering a bit by lazily doing
the matching process and memoizing results, trading a little memory for
a 75% speedup of the overall section selection process.
This lazy resolution introduces a problem with sections added late
that's corrected in the next patch.
|
|
* testsuite/ld-elf/comm-data.exp: Build libcomm-data.so before
attempting to read it to set ELF64.
|
|
Import include/xtensa-dynconfig.h that defines XCHAL_* macros as fields
of a structure returned from the xtensa_get_config_v<x> function call.
Define that structure and fill it with default parameter values
specified in the include/xtensa-config.h.
Define reusable function xtensa_load_config that tries to load
configuration and return an address of an exported object from it.
Define functions xtensa_get_config_v{1,2} that use xtensa_load_config
to get structures xtensa_config_v{1,2}, either dynamically configured
or the default.
bfd/
* Makefile.am (BFD32_BACKENDS, BFD32_BACKENDS_CFILES): Append
xtensa-dynconfig.c.
* Makefile.in: Regenerate.
* configure: Regenerate.
* configure.ac (xtensa_elf32_be_vec, xtensa_elf32_le_vec): Add
xtensa-dynconfig.lo to the tb.
* elf32-xtensa.c (xtensa-config.h): Replace #include with
xtensa-dynconfig.h.
(XSHAL_ABI, XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): Remove
definitions.
* xtensa-dynconfig.c: New file.
* xtensa-isa.c (xtensa-dynconfig.h): New #include.
(xtensa_get_modules): New function.
(xtensa_isa_init): Call xtensa_get_modules instead of taking
address of global xtensa_modules.
gas/
* config/tc-xtensa.c (xtensa-config.h): Replace #include with
xtensa-dynconfig.h.
(XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0, XTENSA_MARCH_EARLIEST):
Remove definitions.
* config/tc-xtensa.h (xtensa-config.h): Replace #include with
xtensa-dynconfig.h.
* config/xtensa-relax.c (xtensa-config.h): Replace #include with
xtensa-dynconfig.h.
(XCHAL_HAVE_WIDE_BRANCHES): Remove definition.
include/
* xtensa-dynconfig.h: New file.
ld/
* emultempl/xtensaelf.em (xtensa-config.h): Replace #include
with xtensa-dynconfig.h.
(XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): Remove definitions.
|