Age | Commit message (Collapse) | Author | Files | Lines |
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PR 26239
* coffgen.c (_bfd_coff_close_and_cleanup): Free dwarf2 info.
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attempting to parse a corrupt PE format file.
PR26240
* coffgen.c (coff_get_normalized_symtab): Fix off-by-one error in
check for aux entries that overflow the buufer.
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Spotted when inspecting gcc testsuite logs, but this already is
covered by the ld-mmix testsuite, it's just that the assert is ignored
since the regexp match is for a substring and not anchored.
With the anchors added but not the bugfix, the ld.log shows that the
asserts cause a non-match as intended:
Executing on host: sh -c {./ld-new -LX/src/ld/testsuite/ld-mmix -m elf64mmix -o tmpdir/dump tmpdir/undef-2.o tmpdir/start.o 2>&1} /dev/null dump.tmp (timeout = 300)
./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: tmpdir/undef-2.o:(.text+0x0): undefined reference to `undefd'
failed with: <./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: BFD (GNU Binutils) 2.34.50.20200629 assertion fail X/src/bfd/elf64-mmix.c:2845
./ld-new: tmpdir/undef-2.o:(.text+0x0): undefined reference to `undefd'>, expected: <\A[^\n\r]*undefined reference to `undefd'\Z>
FAIL: ld-mmix/undef-2
Gone with the fix of course, leaving just the intended "undefined
reference" like.
I'm not going to add anchors manually for all the "error:" strings in
the test-suite, not even in the mmix parts. Sorry, but I'll just do
it for *these* specific undefined-reference tests.
Just a thought: maybe the run_dump_test "error:" string should
*automatically* get anchor marks prepended and appended for a single
line match as in the patch, "\A[^\n\r]*" prepended and \Z appended
unless either anchor mark or \r or \n is present in the regexp?
Committed.
bfd:
* elf64-mmix.c (mmix_elf_relax_section): Improve accounting for
R_MMIX_PUSHJ_STUBBABLE relocs against undefined symbols.
ld/testsuite:
* testsuite/ld-mmix/undef-1.d, testsuite/ld-mmix/undef-1m.d,
testsuite/ld-mmix/undef-2.d, testsuite/ld-mmix/undef-2m.d: Add
start- and end-anchors to error-string to match just a
single-line error-message.
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PR 26198
* coffgen.c (_bfd_coff_section_already_linked): Allow for plugin
objects both before and after normal object files.
* elflink.c (_bfd_elf_section_already_linked): Likewise.
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Needed for libraries that use ifuncs or other means to support
cpu-optimized versions of functions, some power10, some not, and those
functions make calls using linkage stubs.
bfd/
* elf64-ppc.h (struct ppc64_elf_params): Add power10_stubs.
* elf64-ppc.c (struct ppc_link_hash_table): Delete
power10_stubs.
(ppc64_elf_check_relocs): Adjust setting of power10_stubs.
(plt_stub_size, ppc_build_one_stub, ppc_size_one_stub): Adjust
uses of power10_stubs.
ld/
* emultempl/ppc64elf.em (params): Init new field.
(enum ppc64_opt): Add OPTION_POWER10_STUBS and OPTION_NO_POWER10_STUBS.
(PARSE_AND_LIST_LONGOPTS): Support --power10-stubs and
--no-power10-stubs.
(PARSE_AND_LIST_OPTIONS, PARSE_AND_LIST_ARGS_CASES): Likewise.
* testsuite/ld-powerpc/callstub-3.d: New test.
* testsuite/ld-powerpc/powerpc.exp: Run it.
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Plus some leftover powerpc lynxos support.
bfd/
* coff-ppc.c: Delete.
* pe-ppc.c: Delete.
* pei-ppc.c: Delete.
* Makefile.am (BFD32_BACKENDS, BFD32_BACKENDS_CFILES): Remove PE PPC.
* coffcode.h (coff_set_arch_mach_hook, coff_set_flags): Remove
PPCMAGIC code.
(coff_write_object_contents): Remove PPC_PE code.
* config.bfd: Move powerpcle-pe to removed targets.
* configure.ac: Remove powerpc PE entries.
* libcoff-in.h (ppc_allocate_toc_section): Delete.
(ppc_process_before_allocation): Delete.
* peXXigen.c: Remove POWERPC_LE_PE code and comments.
* targets.c: Remove powerpc PE vectors.
* po/SRC-POTFILES.in: Regenerate.
* libcoff.h: Regenerate.
* Makefile.in: Regenerate.
* configure: Regenerate.
binutils/
* dlltool.c: Remove powerpc PE support and comments.
* configure.ac: Remove powerpc PE dlltool config.
* configure: Regenerate.
gas/
* config/obj-coff.h: Remove TE_PE support.
* config/tc-ppc.c: Likewise.
* config/tc-ppc.h: Likewise.
* configure.tgt: Remove powerpc PE and powerpc lynxos.
* testsuite/gas/cfi/cfi.exp (cfi-common-6): Remove powerpc PE
condition.
* testsuite/gas/macros/macros.exp: Don't xfail powerpc PE.
include/
* coff/powerpc.h: Delete.
ld/
* emulparams/ppcpe.sh: Delete.
* scripttempl/ppcpe.sc: Delete.
* emulparams/ppclynx.sh: Delete.
* Makefile.am (ALL_EMULATION_SOURCES): Remove ppc PE and lynxos.
* configure.tgt: Likewise.
* emultempl/beos.em: Remove powerpc PE support.
* emultempl/pe.em: Likewise.
* po/BLD-POTFILES.in: Regenerate.
* Makefile.in: Regenerate.
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The binutils XCOFF support doesn't handle random linker scripts very
well at all. These tweaks to final_link fix segfaults when some
linker created sections are discarded due to "/DISCARD/ : { *(.*) }"
in scripts. The xcoff_mark change is necessary to not segfault on
symbols defined in scripts, which may be bfd_link_hash_defined yet
have u.def.section set to bfd_und_section_ptr. (Which might seem odd,
but occurs during early stages of linking before input sections are
mapped.)
* xcofflink.c (xcoff_mark): Don't mark const sections.
(bfd_xcoff_record_link_assignment): Add FIXME.
(_bfd_xcoff_bfd_final_link): Don't segfault on assorted magic
sections being discarded by linker script.
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Adds support for "ar -D".
* coff-rs6000.c (xcoff_write_archive_contents_old): Set default
time, uid, gid and mode for deterministic archive.
(xcoff_write_archive_contents_big): Likewise.
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If C_HIDEXT and C_AIX_WEAKEXT symbols aren't handled as globals by
coff_classify_symbol then we run into "warning: .. local symbol `some
garbage name' has no section". These are of course both global
symbols, but C_HIDEXT is like a local in some respects and returning
COFF_SYMBOL_LOCAL for C_HIDEXT keeps nm output looking the same.
Fixes these fails on rs6000-aix5.1:
-FAIL: weakref tests, relocations
-FAIL: weakref tests, global syms
-FAIL: weakref tests, strong undefined syms
-FAIL: weakref tests, weak undefined syms
* coffcode.h (coff_classify_symbol): Handle C_HIDEXT and
C_AIX_WEAKEXT.
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PR 26188
* coffgen.c (coff_find_nearest_line_with_names): Sanity check
raw syment index before dereferencing.
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Fixes accidental breakage of vxworks by commit bbd19b19e4.
* elf32-i386.c (elf_backend_object_p): Undef for vxworks.
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The xc16x md_apply_fix code is just so broken that in my opinion the
target should never have been accepted, and from a quick look at
commit logs for the target it appears that no one has ever contributed
fixes for anything. This target has just been a 14 year burden on
global binutils and cgen maintainers. That's not how free software is
supposed to work.
bfd/
* config.bfd: Obsolete xc16x.
gas/
* config/tc-xc16x.c (md_apply_fix): Add FIXME.
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NaCl has been deprecated:
https://developer.chrome.com/native-client/migration
and NaCl will completely disappear in 2021:
https://lists.llvm.org/pipermail/llvm-dev/2020-April/141107.html
Remove x86 NaCl target support from bfd, binutils, gas and ld.
bfd/
* archures.c (bfd_mach_i386_nacl): Removed.
(bfd_mach_i386_i386_nacl): Likewise.
(bfd_mach_x86_64_nacl): Likewise.
(bfd_mach_x64_32_nacl): Likewise.
* config.bfd: Remove *-*-nacl* targets.
* configure.ac: Remove x86 NaCl target vectors.
* cpu-i386.c (bfd_arch_i386_onebyte_nop_fill): Removed.
(bfd_x64_32_nacl_arch): Likewise.
(bfd_x86_64_nacl_arch): Likewise.
(bfd_i386_nacl_arch): Likewise.
(bfd_x64_32_arch_intel_syntax): Updated.
* elf32-i386.c: Don't include "elf-nacl.h".
(elf_i386_nacl_plt): Removed.
(elf_i386_nacl_plt0_entry): Likewise.
(elf_i386_nacl_plt_entry): Likewise.
(elf_i386_nacl_pic_plt0_entry): Likewise.
(elf_i386_nacl_pic_plt_entry): Likewise.
(elf_i386_nacl_eh_frame_plt): Likewise.
(elf_i386_nacl_plt): Likewise.
(elf32_i386_nacl_elf_object_p): Likewise.
(elf_i386_get_synthetic_symtab): Updated.
(elf_i386_link_setup_gnu_properties): Likewise.
* elf64-x86-64.c: Don't include "elf-nacl.h".
(elf_x86_64_nacl_plt): Removed.
(elf64_x86_64_nacl_elf_object_p): Likewise.
(elf_x86_64_nacl_plt0_entry): Likewise.
(elf_x86_64_nacl_plt_entry): Likewise.
(elf_x86_64_nacl_eh_frame_plt): Likewise.
(elf_x86_64_nacl_plt): Likewise.
(elf32_x86_64_nacl_elf_object_p): Likewise.
(elf_x86_64_get_synthetic_symtab): Updated.
(elf_x86_64_link_setup_gnu_properties): Likewise.
* elfxx-x86.c (_bfd_x86_elf_link_setup_gnu_properties): Likewise.
* targets.c: Remove x86 NaCl target vectors.
* bfd-in2.h: Regenerated.
* configure: Likewise.
binutils/
* NEWS: Mention x86 NaCl target support removal.
* dwarf.c (init_dwarf_regnames_by_bfd_arch_and_mach): Remove
x86 NaCl target support.
* testsuite/binutils-all/elfedit-1.d: Likewise.
* testsuite/binutils-all/i386/i386.exp: Likewise.
* testsuite/binutils-all/x86-64/objects.exp: Likewise.
* testsuite/binutils-all/x86-64/pr23494a-x32.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494a.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494b-x32.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494b.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494c-x32.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494c.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494d-x32.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494d.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494e-x32.d: Likewise.
* testsuite/binutils-all/x86-64/pr23494e.d: Likewise.
* testsuite/binutils-all/x86-64/x86-64.exp: Likewise.
gas/
* NEWS: Mention x86 NaCl target support removal.
* config/tc-i386.c: Remove x86 NaCl target support.
* config/tc-i386.h: Likewise.
* configure.tgt: Likewise.
* testsuite/gas/i386/i386.exp: Likewise.
* testsuite/gas/i386/iamcu-1.d: Likewise.
* testsuite/gas/i386/iamcu-2.d: Likewise.
* testsuite/gas/i386/iamcu-3.d: Likewise.
* testsuite/gas/i386/iamcu-4.d: Likewise.
* testsuite/gas/i386/iamcu-5.d: Likewise.
* testsuite/gas/i386/k1om.d: Likewise.
* testsuite/gas/i386/l1om.d: Likewise.
ld/
* Makefile.am (ALL_EMULATION_SOURCES): Remove eelf_i386_nacl.c,
eelf32_x86_64_nacl.c, eelf_x86_64_nacl.c.
Remove x86 NaCl dep files.
* NEWS: Mention x86 NaCl target support removal.
* configure.tgt: Remove x86 NaCl target support.
* testsuite/ld-elf/binutils.exp: Likewise.
* testsuite/ld-elf/elf.exp: Likewise.
* testsuite/ld-elfvers/vers.exp: Likewise.
* testsuite/ld-i386/align-branch-1.d: Likewise.
* testsuite/ld-i386/export-class.exp: Likewise.
* testsuite/ld-i386/i386.exp: Likewise.
* testsuite/ld-i386/load1.d: Likewise.
* testsuite/ld-i386/pie1.d: Likewise.
* testsuite/ld-i386/pr12570a.d: Likewise.
* testsuite/ld-i386/pr12570b.d: Likewise.
* testsuite/ld-i386/pr19636-1d.d: Likewise.
* testsuite/ld-i386/pr19636-1l.d: Likewise.
* testsuite/ld-i386/pr19636-2c.d: Likewise.
* testsuite/ld-i386/pr19636-2d.d: Likewise.
* testsuite/ld-i386/pr19636-2e.d: Likewise.
* testsuite/ld-i386/pr20244-1a.d: Likewise.
* testsuite/ld-i386/pr20244-1b.d: Likewise.
* testsuite/ld-i386/pr20244-2a.d: Likewise.
* testsuite/ld-i386/pr20244-2b.d: Likewise.
* testsuite/ld-i386/pr20244-2c.d: Likewise.
* testsuite/ld-i386/pr20244-4a.d: Likewise.
* testsuite/ld-i386/pr20244-4b.d: Likewise.
* testsuite/ld-i386/pr21884.d: Likewise.
* testsuite/ld-ifunc/binutils.exp: Likewise.
* testsuite/ld-ifunc/ifunc-10-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-10-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-11-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-11-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-12-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-12-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-13-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-13-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14c-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14c-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14d-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14d-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14e-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14e-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-14f-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-14f-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-15-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-15-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-16-i386-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-16-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-16-x86-64-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-16-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-17a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-17a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-17b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-17b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-18a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-18a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-18b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-18b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-19a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-19a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-19b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-19b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-i386-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-local-i386-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-local-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-local-x86-64-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-local-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-x86-64-now.d: Likewise.
* testsuite/ld-ifunc/ifunc-2-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-20-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-20-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-21-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-21-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-22-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-22-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-5a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-5a-local-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-5a-local-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-5a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-5b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-5b-local-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-5b-local-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-5b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-5r-local-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-5r-local-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-6a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-6a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-6b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-6b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-7a-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-7a-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-7b-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-7b-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-8-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-8-x86-64.d: Likewise.
* testsuite/ld-ifunc/ifunc-9-i386.d: Likewise.
* testsuite/ld-ifunc/ifunc-9-x86-64.d: Likewise.
* testsuite/ld-ifunc/pr17154-i386-now.d: Likewise.
* testsuite/ld-ifunc/pr17154-i386.d: Likewise.
* testsuite/ld-ifunc/pr17154-x86-64-now.d: Likewise.
* testsuite/ld-ifunc/pr17154-x86-64.d: Likewise.
* testsuite/ld-plugin/lto.exp: Likewise.
* testsuite/ld-x86-64/align-branch-1.d: Likewise.
* testsuite/ld-x86-64/dwarfreloc.exp: Likewise.
* testsuite/ld-x86-64/line.exp: Likewise.
* testsuite/ld-x86-64/load1a.d: Likewise.
* testsuite/ld-x86-64/load1b.d: Likewise.
* testsuite/ld-x86-64/load1c.d: Likewise.
* testsuite/ld-x86-64/load1d.d: Likewise.
* testsuite/ld-x86-64/pie3.d: Likewise.
* testsuite/ld-x86-64/pr18160.d: Likewise.
* testsuite/ld-x86-64/pr19013-x32.d: Likewise.
* testsuite/ld-x86-64/pr19013.d: Likewise.
* testsuite/ld-x86-64/pr19636-2d.d: Likewise.
* testsuite/ld-x86-64/pr19636-2l.d: Likewise.
* testsuite/ld-x86-64/pr20253-1b.d: Likewise.
* testsuite/ld-x86-64/pr20253-1d.d: Likewise.
* testsuite/ld-x86-64/pr20253-1f.d: Likewise.
* testsuite/ld-x86-64/pr20253-1h.d: Likewise.
* testsuite/ld-x86-64/pr20253-1j.d: Likewise.
* testsuite/ld-x86-64/pr20253-1l.d: Likewise.
* testsuite/ld-x86-64/pr21884.d: Likewise.
* testsuite/ld-x86-64/pr22393-3a.rd: Likewise.
* testsuite/ld-x86-64/pr22393-3b.rd: Likewise.
* testsuite/ld-x86-64/tlsgd10.dd: Likewise.
* testsuite/ld-x86-64/tlsgd5.dd: Likewise.
* testsuite/ld-x86-64/tlsgd8.dd: Likewise.
* testsuite/ld-x86-64/x86-64.exp: Likewise.
* emulparams/elf32_x86_64_nacl.sh: Removed.
* emulparams/elf_i386_nacl.sh: Likewise.
* emulparams/elf_x86_64_nacl.sh: Likewise.
* testsuite/ld-i386/emit-relocs-nacl.rd: Likewise.
* testsuite/ld-i386/load1-nacl.d: Likewise.
* testsuite/ld-i386/pie1-nacl.d: Likewise.
* testsuite/ld-i386/plt-nacl.pd: Likewise.
* testsuite/ld-i386/plt-pic-nacl.pd: Likewise.
* testsuite/ld-i386/pr17709-nacl.rd: Likewise.
* testsuite/ld-i386/pr19636-1d-nacl.d: Likewise.
* testsuite/ld-i386/pr19636-2c-nacl.d: Likewise.
* testsuite/ld-i386/pr19636-2d-nacl.d: Likewise.
* testsuite/ld-i386/pr19636-2e-nacl.d: Likewise.
* testsuite/ld-i386/pr19827-nacl.rd: Likewise.
* testsuite/ld-i386/pr21884-nacl.d: Likewise.
* testsuite/ld-i386/pr21884-nacl.t: Likewise.
* testsuite/ld-i386/tlsbin-nacl.rd: Likewise.
* testsuite/ld-i386/tlsbin2-nacl.rd: Likewise.
* testsuite/ld-i386/tlsbindesc-nacl.rd: Likewise.
* testsuite/ld-i386/tlsdesc-nacl.rd: Likewise.
* testsuite/ld-i386/tlsgdesc-nacl.rd: Likewise.
* testsuite/ld-i386/tlsnopic-nacl.rd: Likewise.
* testsuite/ld-i386/tlspic-nacl.rd: Likewise.
* testsuite/ld-i386/tlspic2-nacl.rd: Likewise.
* testsuite/ld-x86-64/ilp32-4-nacl.d: Likewise.
* testsuite/ld-x86-64/load1a-nacl.d: Likewise.
* testsuite/ld-x86-64/load1b-nacl.d: Likewise.
* testsuite/ld-x86-64/load1c-nacl.d: Likewise.
* testsuite/ld-x86-64/load1d-nacl.d: Likewise.
* testsuite/ld-x86-64/pie3-nacl.d: Likewise.
* testsuite/ld-x86-64/plt-nacl.pd: Likewise.
* testsuite/ld-x86-64/pr17709-nacl.rd: Likewise.
* testsuite/ld-x86-64/pr19013-nacl.d: Likewise.
* testsuite/ld-x86-64/pr19636-2d-nacl.d: Likewise.
* testsuite/ld-x86-64/pr19827-nacl.rd: Likewise.
* testsuite/ld-x86-64/pr21884-nacl.d: Likewise.
* testsuite/ld-x86-64/pr21884-nacl.t: Likewise.
* testsuite/ld-x86-64/split-by-file-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlsbin-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlsbin2-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlsbindesc-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlsdesc-nacl.pd: Likewise.
* testsuite/ld-x86-64/tlsdesc-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlsgdesc-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlspic-nacl.rd: Likewise.
* testsuite/ld-x86-64/tlspic2-nacl.rd: Likewise.
* Makefile.in: Regenerated.
* po/BLD-POTFILES.in: Likewise.
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Update tic6x linker tests to expect C6000_DSBT_BASE, C6000_DSBT_SIZE and
C6000_DSBT_INDEX dynamic tags immediately before NULL dynamic tag.
bfd/
* elf32-tic6x.c (elf32_tic6x_size_dynamic_sections): Call
_bfd_elf_add_dynamic_tags.
ld/
* testsuite/ld-tic6x/shlib-1.rd: Move C6000_DSBT_BASE,
C6000_DSBT_SIZE and C6000_DSBT_INDEX dynamic tags to the last.
* testsuite/ld-tic6x/shlib-1b.rd: Likewise.
* testsuite/ld-tic6x/shlib-1r.rd: Likewise.
* testsuite/ld-tic6x/shlib-1rb.rd: Likewise.
* testsuite/ld-tic6x/shlib-app-1.rd: Likewise.
* testsuite/ld-tic6x/shlib-app-1b.rd: Likewise.
* testsuite/ld-tic6x/shlib-app-1r.rd: Likewise.
* testsuite/ld-tic6x/shlib-app-1rb.rd: Likewise.
* testsuite/ld-tic6x/shlib-noindex.rd: Likewise.
* testsuite/ld-tic6x/static-app-1.rd: Likewise.
* testsuite/ld-tic6x/static-app-1b.rd: Likewise.
* testsuite/ld-tic6x/static-app-1r.rd: Likewise.
* testsuite/ld-tic6x/static-app-1rb.rd: Likewise.
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Fixes some seriously careless code. bfd_bread return value is
(bfd_size_type)-1 on error. "if (bfd_bread (...) < 4)" does not check
for an error since bfd_size_type is unsigned. In any case, I think we
should be reading and checking the requested length.
* peXXigen.c (_bfd_XXi_slurp_codeview_record): Properly check
return value of bfd_bread. Don't read more than requested length.
Sanity check length. Properly terminate file name.
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binutils isn't c99 (yet). This replaces or removes some C++ style
comments.
bfd/
* arc-got.h: Use C style comments.
* coff-z80.c: Likewise.
* elf32-csky.c: Likewise.
* peXXigen.c: Likewise.
* elf32-m32c.c (m32c_elf_relax_delete_bytes): Remove commented out
code.
binutils/
* dwarf.c: Use C style comments.
* resrc.c: Likewise.
gas/
* config/tc-s12z.c: Use C style comments.
* config/tc-z80.c: Likewise.
* config/tc-xtensa.c (emit_ld_r_n): Remove commented out code.
include/
* coff/internal.h: Use C style comments.
* coff/pe.h: Likewise.
* elf/ppc64.h: Likewise.
opcodes/
* arm-dis.c: Use C style comments.
* cr16-opc.c: Likewise.
* ft32-dis.c: Likewise.
* moxie-opc.c: Likewise.
* tic54x-dis.c: Likewise.
* s12z-opc.c: Remove useless comment.
* xgate-dis.c: Likewise.
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This patch adds GNU attribute support to m68k and utilises it to tag the
floating-point calling convention used (hard-float or soft-float). It enables
the linker to ensure linked objects use a consistent floating-point ABI and
allows tools like GDB to infer the ABI used from the ELF file. It is based on
similar work done for PowerPC.
bfd/
* elf32-m68k.c (m68k_elf_merge_obj_attributes): New function.
(elf32_m68k_merge_private_bfd_data): Merge GNU attributes.
binutils/
* readelf.c (display_m68k_gnu_attribute): New function.
(process_arch_specific): Call display_m68k_gnu_attribute for EM_68K.
gas/
* config/tc-m68k.c (m68k_elf_gnu_attribute): New function.
(md_pseudo_table): Handle "gnu_attribute".
* doc/as.texi: Document GNU attribute for M68K.
include/
* elf/m68k.h: Add enum for GNU object attribute with floating point
tag name and values.
ld/
* testsuite/ld-m68k/attr-gnu-4-0.s: New file.
* testsuite/ld-m68k/attr-gnu-4-1.s: Likewise.
* testsuite/ld-m68k/attr-gnu-4-2.s: Likewise.
* testsuite/ld-m68k/attr-gnu-4-00.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-01.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-02.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-10.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-11.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-12.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-20.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-21.d: Likewise.
* testsuite/ld-m68k/attr-gnu-4-22.d: Likewise.
* testsuite/ld-m68k/m68k.exp: Run the new tests.
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By the look of it, git commit 39ff0b812324 broke 32-bit host
--enable-targets=all binutils builds.
/usr/local/bin/ld: ../opcodes/.libs/libopcodes.a(riscv-dis.o): in function `parse_riscv_dis_option':
/home/alan/src/binutils-gdb/opcodes/riscv-dis.c:102: undefined reference to `riscv_get_priv_spec_class'
collect2: error: ld returned 1 exit status
Makefile:925: recipe for target 'objdump' failed
The problem is that elfxx-riscv.c is not built for a 32-bit host
without --enable-64-bit-bfd or unless RISCV is given specifically as a
target. No such trimming of 64-bit only targets is done in opcodes.
One solution is to move these support functions to cpu-riscv.c, which
runs into "error: implicit declaration of function ‘xmalloc’". Now,
xmalloc is not supposed to be used in libbfd or libopcodes - it's rude
to crash out of an application that calls libbfd or libopcodes
functions without giving it a chance to deal with out-of-memory
itself. So I removed the xmalloc and instead used a fixed size
buffer. If you are worried about adding 36 bytes for the buffer to
the riscv_get_priv_spec_class_from_numbers stack frame size, then you
have no idea of the likely xmalloc + malloc stack frame size! Trying
to reduce memory usage is commendable, but in this instance
riscv_estimate_digit and malloc for a temp buffer uses a lot more
memory than a fixed max-size buffer.
* elfxx-riscv.c (struct priv_spec_t, priv_specs),
(riscv_get_priv_spec_class, riscv_get_priv_spec_class_from_numbers),
(riscv_get_priv_spec_name): Move to..
* cpu-riscv.c: ..here.
(riscv_get_priv_spec_class_from_numbers): Don't xmalloc temp buffer.
Use %u to print unsigned numbers.
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The following GDB behaviour was observed:
(gdb) x/1i 0x0001014a
0x1014a <main+8>: jal 0x10132 <foo>
(gdb) show architecture
The target architecture is set automatically (currently riscv:rv32)
(gdb) set architecture riscv:rv32
The target architecture is assumed to be riscv:rv32
(gdb) x/1i 0x0001014a
0x1014a <main+8>: 0x37e5
(gdb)
Notice that initially we can disassemble the instruction (it's a
compressed jal instruction), but after setting the architecture we can
no longer disassemble the instruction.
This is particularly puzzling as GDB initially thought the
architecture was 'riscv:rv32', but when we force the architecture to
be that, the disassembly stops working.
This issue was introduced with this commit:
commit c35d018b1a5ec604e49a807402c4205530b25ca8
Date: Mon Jan 27 15:19:30 2020 -0800
RISC-V: Fix gdbserver problem with handling arch strings.
In this commit we try to make riscv_scan handle cases where we see
architecture strings like 'riscv:rv32imc' (for example). Normally
this wouldn't match as bfd_default_scan requires an exact match, so we
extended riscv_scan to ignore trailing characters.
Unfortunately the default riscv arch is called 'riscv', is 64-bit,
and has its mach type set to 0, which I think is intended to pair with
code is riscv-dis.c:riscv_disassemble_insn that tries to guess if we
are 32 or 64 bit.
What happens then is that 'riscv:rv32' is first tested against 'riscv'
using bfd_default_scan, this doesn't match, we then compare this to
'riscv', but allowing trailing characters to be ignored, this matches,
and our 'riscv:rv32' matches against the default (64-bit)
architecture.
The solution I propose is to prevent the default architecture from
taking part in this "ignore trailing characters" extra match case,
only the more specific 'riscv:rv32' and 'riscv:rv64' get this extra
matching.
bfd/ChangeLog:
* cpu-riscv.c (riscv_scan): Don't allow shorter matches using the
default architecture.
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Dynamic tags, DT_JMPREL, PLTREL and PLTRELSZ, are needed only if there
are relocation entries for PLT. Don't generate them if there are no
relocation entries for PLT.
bfd/
PR ld/26083
* elf32-csky.c (csky_elf_size_dynamic_sections): Call
_bfd_elf_add_dynamic_tags.
ld/
PR ld/26083
* testsuite/ld-csky/tls-ie-v1.d: Updated.
* testsuite/ld-csky/tls-ie.d: Likewise.
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Dynamic tags, DT_JMPREL, PLTREL and PLTRELSZ, are needed only if there
are relocation entries for PLT. Don't generate them if there are no
relocation entries for PLT.
bfd/
PR ld/26083
* elf32-cris.c (elf_cris_size_dynamic_sections): Call
_bfd_elf_add_dynamic_tags.
ld/
PR ld/26083
* testsuite/ld-cris/libdso-15b.d: Updated.
* testsuite/ld-cris/libdso-1c.d: Likewise.
* testsuite/ld-cris/libdso-1d.d: Likewise.
* testsuite/ld-cris/libdso-15c.d: New file.
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C_OPR_ASH is supposed to be an arithmetic shift. By the look of it,
this operator implemented logical shifts since the original binutils
support was added. This patch corrects that and avoids some nonsense
ubsan complaints. I chose to implement infinite precision shifts
rather than masking shift counts to the word size as the spec I had is
silent on what is supposed to happen with overlarge shift counts.
* vms-alpha.c (_bfd_vms_slurp_etir <ETIR__C_OPR_ASH>): Implement
shifts without undefined behaviour.
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