Age | Commit message (Collapse) | Author | Files | Lines |
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It's better to include the proper header, which has declarations with
various attributes. Commit 096aefc040 in 1994 introduced this wart.
* bucomm.h (xmalloc, xrealloc): Delete declaration.
* od-macho.c: Include libiberty.h.
* od-xcoff.c: Include libiberty.h.
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which add .debug_macro sections to object files.
PR 30699
* binutils/testsuite/binutils-all/objcopy.exp (keep_debug_symbols_for_elf_relocatable): Do not add sections containing the string "debug_" to the list of non-debug sections.
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source tarballs
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This patch adds support for EF_BPF_CPUVER bits in the ELF
machine-dependent header flags. These bits encode the BPF CPU
version for which the object file has been compiled for.
The BPF assembler is updated so it annotates the object files it
generates with these bits.
The BPF disassembler is updated so it honors EF_BPF_CPUVER to use the
appropriate ISA version if the user didn't specify an explicit ISA
version in the command line. Note that a value of zero in
EF_BPF_CPUVER is interpreted by the disassembler as "use the later
supported version" (the BPF CPU versions start with v1.)
The readelf utility is updated to pretty print EF_BPF_CPUVER when it
prints out the ELF header:
$ readelf -h a.out
ELF Header:
...
Flags: 0x4, CPU Version: 4
Tested in bpf-unknown-none.
include/ChangeLog:
2023-07-30 Jose E. Marchesi <jose.marchesi@oracle.com>
* elf/bpf.h (EF_BPF_CPUVER): Define.
* opcode/bpf.h (BPF_XBPF): Change from 0xf to 0xff so it fits in
EF_BPF_CPUVER.
binutils/ChangeLog:
2023-07-30 Jose E. Marchesi <jose.marchesi@oracle.com>
* readelf.c (get_machine_flags): Recognize and pretty print BPF
machine flags.
opcodes/ChangeLog:
2023-07-30 Jose E. Marchesi <jose.marchesi@oracle.com>
* bpf-dis.c: Initialize asm_bpf_version to -1.
(print_insn_bpf): Set BPF ISA version from the cpu version ELF
header flags if no explicit version set in the command line.
* disassemble.c (disassemble_init_for_target): Remove unused code.
gas/ChangeLog:
2023-07-30 Jose E. Marchesi <jose.marchesi@oracle.com>
* config/tc-bpf.h (elf_tc_final_processing): Define.
* config/tc-bpf.c (bpf_elf_final_processing): New function.
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Make the n64 ABI the default for 64-bit Linux targets specified with
`-gnuabi64' suffix included in the target triplet, for configurations
such as the Debian mips64el and mips64r6el ports. Adjust testsuite
configuration accordingly.
There are the following regressions with the new target triplet:
mips64-linux-gnuabi64 +FAIL: readelf -S bintest
mips64-linux-gnuabi64 +FAIL: MIPS reloc estimation 1
mips64el-linux-gnuabi64 +FAIL: readelf -S bintest
mips64el-linux-gnuabi64 +FAIL: MIPS reloc estimation 1
The `readelf' issue comes from a difference in section headers produced
that the `binutils/testsuite/binutils-all/readelf.s-64' pattern template
does not match. While there has been a precedent it does not appear to
me that there is a clear advantage from adding more and more variations
to the template rather than forking the existing template into multiple
ones for a more exact match. So this is best deferred to a separate
discussion.
The MIPS reloc estimation issue is an actual bug in `objdump', which
discards a number of trailing entries from output here for n64 composed
relocations:
DYNAMIC RELOCATION RECORDS
OFFSET TYPE VALUE
0000000000000000 R_MIPS_NONE *ABS*
0000000000000000 R_MIPS_NONE *ABS*
and consequently `ld/testsuite/ld-mips-elf/reloc-estimate-1.d' does not
match even though ELF output produced is correct according to `readelf':
Relocation section '.rel.dyn' at offset 0x10400 contains 2 entries:
Offset Info Type Sym. Value Sym. Name
000000000000 000000000000 R_MIPS_NONE
Type2: R_MIPS_NONE
Type3: R_MIPS_NONE
000000010000 000300001203 R_MIPS_REL32 0000000000010010 foo@@V2
Type2: R_MIPS_64
Type3: R_MIPS_NONE
As a genuine bug this has to be handled separately.
Co-Authored by: Maciej W. Rozycki <macro@orcam.me.uk>
bfd/
* config.bfd: Add `mips64*el-*-linux*-gnuabi64' and
`mips64*-*-linux*-gnuabi64' targets.
binutils/
* testsuite/binutils-all/mips/mips.exp: Handle `*-*-*-gnuabi64'
targets.
* testsuite/binutils-all/objcopy.exp: Handle
`mips64*-*-*-gnuabi64' targets.
* testsuite/binutils-all/remove-relocs-01.d: Likewise.
* testsuite/binutils-all/remove-relocs-04.d: Likewise.
* testsuite/binutils-all/remove-relocs-05.d: Likewise.
* testsuite/binutils-all/remove-relocs-06.d: Likewise.
gas/
* configure.ac: Handle `mips64*-linux-gnuabi64' targets.
* configure: Regenerate.
* testsuite/gas/mips/compact-eh-eb-7.d: Handle
`mips64*-*-*-gnuabi64' targets.
* testsuite/gas/mips/compact-eh-el-7.d: Likewise.
ld/
* configure.tgt: Add `mips64*el-*-linux-gnuabi64' and
`mips64*-*-linux-gnuabi64' targets.
* testsuite/ld-undefined/undefined.exp: Handle
`mips64*-*-*-gnuabi64' targets.
* testsuite/ld-mips-elf/attr-gnu-4-10.d: Likewise.
* testsuite/ld-mips-elf/compact-eh6.d: Likewise.
* testsuite/ld-mips-elf/mips-elf.exp: Handle `*-*-*-gnuabi64'
targets.
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MIPS n64 ABI has a peculiarity where all relocations are composed of
three, with subsequent relocation types set to R_MIPS_NONE if further
calculation is not required. Example output produced by `readelf' and
`objdump' for such relocations is:
Offset Info Type Sym. Value Sym. Name + Addend
000000000000 000800000002 R_MIPS_32 0000000000000000 foo + 0
Type2: R_MIPS_NONE
Type3: R_MIPS_NONE
and:
OFFSET TYPE VALUE
0000000000000000 R_MIPS_32 foo
0000000000000000 R_MIPS_NONE *ABS*
0000000000000000 R_MIPS_NONE *ABS*
respectively. The presence of these extra R_MIPS_NONE entries is not
relevant for generic or even some MIPS tests, so optionally match them
with the respective dump patterns, also discarding `xfail' annotation
for MIPS/OpenBSD targets from gas/elf/missing-build-notes.d, removing
these regressions:
mips64-openbsd -FAIL: readelf -r bintest
mips64-openbsd -FAIL: forward expression
mips64-openbsd -FAIL: assignment tests
mips64-openbsd -FAIL: gas/all/none
mips64-openbsd -XFAIL: gas/elf/missing-build-notes
mips64-openbsd -FAIL: macro test 2
mips64-openbsd -FAIL: macro irp
mips64-openbsd -FAIL: macro rept
mips64-openbsd -FAIL: nested irp/irpc/rept
mips64-openbsd -FAIL: macro vararg
mips64-openbsd -FAIL: mips jalx
mips64-openbsd -FAIL: ST Microelectronics Loongson-2F workarounds of Jump Instruction issue
mips64el-openbsd -FAIL: readelf -r bintest
mips64el-openbsd -FAIL: forward expression
mips64el-openbsd -FAIL: assignment tests
mips64el-openbsd -FAIL: gas/all/none
mips64el-openbsd -XFAIL: gas/elf/missing-build-notes
mips64el-openbsd -FAIL: macro test 2
mips64el-openbsd -FAIL: macro irp
mips64el-openbsd -FAIL: macro rept
mips64el-openbsd -FAIL: nested irp/irpc/rept
mips64el-openbsd -FAIL: macro vararg
mips64el-openbsd -FAIL: mips jalx
mips64el-openbsd -FAIL: ST Microelectronics Loongson-2F workarounds of Jump Instruction issue
Co-Authored-By: Maciej W. Rozycki <macro@orcam.me.uk>
binutils/
* testsuite/binutils-all/readelf.r-64: Optionally match extra
R_MIPS_NONE pairs.
gas/
* testsuite/gas/all/assign.d: Optionally match extra
R_MIPS_NONE pairs.
* testsuite/gas/all/fwdexp.d: Likewise.
* testsuite/gas/all/none.d: Likewise.
* testsuite/gas/macros/irp.d: Likewise.
* testsuite/gas/macros/repeat.d: Likewise.
* testsuite/gas/macros/rept.d: Likewise.
* testsuite/gas/macros/test2.d: Likewise.
* testsuite/gas/macros/vararg.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-1.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-2.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-3.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-4.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-5.d: Likewise.
* testsuite/gas/mips/compact-eh-eb-6.d: Likewise.
* testsuite/gas/mips/compact-eh-el-1.d: Likewise.
* testsuite/gas/mips/compact-eh-el-2.d: Likewise.
* testsuite/gas/mips/compact-eh-el-3.d: Likewise.
* testsuite/gas/mips/compact-eh-el-4.d: Likewise.
* testsuite/gas/mips/compact-eh-el-5.d: Likewise.
* testsuite/gas/mips/compact-eh-el-6.d: Likewise.
* testsuite/gas/mips/loongson-2f-3.d: Likewise.
* testsuite/gas/mips/mips-jalx.d: Likewise.
* testsuite/gas/elf/missing-build-notes.d: Likewise. Remove
the `xfail' tag.
ld/
* testsuite/ld-mips-elf/reloc-estimate-1.d: Optionally match
extra R_MIPS_NONE pairs.
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Also discard the `.MIPS.options' section, used with n64 MIPS binaries,
along with similar other MIPS sections (`.reginfo', `.MIPS.abiflags')
not relevant for the test cases concerned, fixing these regressions:
mips64-openbsd -FAIL: ld-elf/group3a
mips64-openbsd -FAIL: ld-elf/group3b
mips64-openbsd -FAIL: Place orphan sections (map file check)
mips64-openbsd -FAIL: ld-elf/orphan-region
mips64-openbsd -FAIL: ld-elf/orphan
mips64-openbsd -FAIL: overlay size (map file check)
mips64-openbsd -FAIL: overlay size
mips64el-openbsd -FAIL: ld-elf/group3a
mips64el-openbsd -FAIL: ld-elf/group3b
mips64el-openbsd -FAIL: Place orphan sections (map file check)
mips64el-openbsd -FAIL: ld-elf/orphan-region
mips64el-openbsd -FAIL: ld-elf/orphan
mips64el-openbsd -FAIL: overlay size (map file check)
mips64el-openbsd -FAIL: overlay size
Co-Authored-By: Maciej W. Rozycki <macro@orcam.me.uk>
binutils/
* testsuite/binutils-all/strip-3.d: Add `-R .MIPS.options' to
the `strip' tag.
ld/
* testsuite/ld-elf/group.ld: Also discard `.MIPS.options'.
* testsuite/ld-elf/orphan-region.ld: Likewise.
* testsuite/ld-elf/orphan.ld: Likewise.
* testsuite/ld-mips-elf/got-page-1.ld: Likewise.
* testsuite/ld-scripts/overlay-size.t: Likewise.
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This reverts commit 32f1c80375ebe8ad25d9805ee5889f0006c51e59. It had
two unrelated changes lumped together, one of which changed the meaning
of the `mipsisa64*-*-linux*' target triplets, which was not properly
evaluated.
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This fixes failure of the "extract symbols" test for rs6000, where
--extract-symbols generates a non-zero sized .text. By the look of
coffcode.h the same problem might occur for coff/pe too, but doesn't
happen to trigger a test failure.
bfd/
* coffcode.h (coff_compute_section_file_positions): Don't
adjust size of !SEC_LOAD sections.
binutils/
* objcopy.c (setup_section): Clear SEC_LOAD for --extract-symbol.
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output unreproducible.
bfd
* peXXigen.c (_bfd_XXi_only_swap_filehdr_out): If inserting a timestamp, use the value held in the SOURCE_DATE_EPOCH environment variable, if it is defined.
binutils
* doc/binutils.texi (objcopy): Document change in behaviour of objcopy's --preserve-dates command line option.
ld
* pe-dll.c (fill_edata): If inserting a timestamp, use the value held in the SOURCE_DATE_EPOCH environment variable, if it is defined.
* ld.texi (--insert-timestamp): Document change in behaviour.
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Separate out some of the defines from the block handling windows
support, so they don't get lost. Delete an unused variable.
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Only the xcoff and pe extensions were enabled. Build the lot, and fix
some more printf format problems when the host is 32-bit.
* configure.ac (od_vectors): Set up for --enable-targets=all.
* configure: Regenerate.
* od-elf32_avr.c (elf32_avr_dump_mem_usage): Correct format
specifier vs. arg mismatch.
(elf32_avr_dump_avr_prop): Likewise.
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This makes sure copy_archive exits with ibfd and obfd closed. Error
paths didn't do that, leading to memory leaks. None of this matters
very much.
* objcopy.c (copy_archive): bfd_close ibfd and obfd on error
return paths. Remove braces around "list" free.
(copy_file): Don't close invalid file descriptor.
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bfd/
* coff-rs6000.c (add_range): Revise comment, noting possible fail.
(_bfd_xcoff_openr_next_archived_file): Start with clean ranges.
binutils/
* bfdtest1.c: Enhance to catch errors on second scan.
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For example, objcopy --set-section-flags .data=alloc,large will add
SHF_X86_64_LARGE to the .data section. Omitting "large" will drop the
SHF_X86_64_LARGE flag.
The bfd_section flag is named generically, SEC_ELF_LARGE, in case other
processors want to follow SHF_X86_64_LARGE. SEC_ELF_LARGE has the same
value as SEC_TIC54X_BLOCK used by coff.
bfd/
* section.c: Define SEC_ELF_LARGE.
* bfd-in2.h: Regenerate.
* elf64-x86-64.c (elf_x86_64_section_flags, elf_x86_64_fake_sections,
elf_x86_64_copy_private_section_data): New.
binutils/
* NEWS: Mention the new feature for objcopy.
* doc/binutils.texi: Mention "large".
* objcopy.c (parse_flags): Parse "large".
(check_new_section_flags): Error if "large" is used with a
non-x86-64 ELF target.
* testsuite/binutils-all/x86-64/large-sections.d: New.
* testsuite/binutils-all/x86-64/large-sections.s: New.
* testsuite/binutils-all/x86-64/large-sections-i386.d: New.
* testsuite/binutils-all/x86-64/large-sections-2.d: New.
* testsuite/binutils-all/x86-64/large-sections-2-x32.d: New.
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The ARC HS5x and ARC HS6x processors are based on the new ARCv3 ISA
that implements a full range of 32-bit and 64-bit instructions. These
processors feature a high-speed 10-stage, dual-issue pipeline that
offers increased utilization of functional units with a limited
increase in power and area. The HS5x processors feature a 32-bit
pipeline that can execute all ARCv3 32-bit instructions, while the
HS6x processors feature a full 64-bit pipeline and register file that
can execute both 32-bit and 64-bit instructions. In addition, the ARC
HS6x supports 64-bit virtual and 52-bit physical address spaces to
enable direct addressing of current and future large memories, as well
as 128-bit loads and stores for efficient data movement.
This readelf patch updates/adds Synopsys ARCv3 machine name fileds and
supported relocations.
Signed-off-by: Claudiu Zissulescu <claziss@synopsys.com>
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binutils/ChangeLog:
* NEWS: Mention LoongArch changes for 2.41.
Signed-off-by: WANG Xuerui <git@xen0n.name>
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This commit adds the recently added support of the RISC-V vector crypto
extensions to the NEWS file.
binutils/ChangeLog:
* NEWS: Announce new RISC-V vector crypto extensions.
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
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We picked up support for a few new extensions over the last weeks
(this may need further updating prior to the next release), list them
in the NEWS file.
binutils/ChangeLog:
* binutils/NEWS: announce suuport for the new RISC-V
extensions (Zicond, Zfa, XVentanaCondOps).
Signed-off-by: Philipp Tomsich <philipp.tomsich@vrull.eu>
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PR 30598
* strings.c (set_string_min): New function. (main): Use it. (print_unicode_stream): Calculate buffer size using a size_t.
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excessively lerge minimum string length.
PR 30595
* strings.c (main): Check for an excessively large minimum string length.
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PR ld/25617
* testsuite/binutils-all/objcopy.exp: Run strip-section-headers-1.
* testsuite/binutils-all/strip-section-headers-1.d: New file.
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Discard non-alloc sections when section headers are stripped.
bfd/
PR ld/25617
* elf.c (_bfd_elf_assign_file_positions_for_non_load): Skip
non-load sections without section header.
(_bfd_elf_write_object_contents): Don't set the sh_name field
without section header. Write out the .shstrtab section only
if its sh_offset field isn't -1.
binutils/
PR ld/25617
* objcopy.c (is_strip_section_1): Remove non-alloc sections for
--strip-section-headers.
ld/
PR ld/25617
* ldlang.c (lang_discard_section_p): Discard non-alloc sections
if we are stripping section headers.
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Section header isn't mandatory on ELF executable nor shared library.
This patch adds a new linker option, -z nosectionheader, to omit ELF
section header, a new objcopy and strip option, --strip-section-headers,
to remove ELF section headers.
bfd/
2023-06-06 H.J. Lu <hongjiu.lu@intel.com>
Kaylee Blake <klkblake@gmail.com>
PR ld/25617
* bfd.c (BFD_NO_SECTION_HEADER): New.
(BFD_FLAGS_SAVED): Add BFD_NO_SECTION_HEADER.
(BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
* elfcode.h (elf_swap_ehdr_out): Omit section header with
BFD_NO_SECTION_HEADER.
(elf_write_shdrs_and_ehdr): Likewise.
* elfxx-target.h (TARGET_BIG_SYM): Add BFD_NO_SECTION_HEADER
to object_flags.
(TARGET_LITTLE_SYM): Likewise.
* bfd-in2.h: Regenerated.
binutils/
2023-06-06 H.J. Lu <hongjiu.lu@intel.com>
PR ld/25617
* NEWS: Mention --strip-section-headers for objcopy and strip.
* objcopy.c (strip_section_headers): New.
(command_line_switch): Add OPTION_STRIP_SECTION_HEADERS.
(strip_options): Add --strip-section-headers.
(copy_options): Likewise.
(copy_usage): Add --strip-section-headers.
(strip_usage): Likewise.
(copy_object): Handle --strip-section-headers for ELF files.
(strip_main): Handle OPTION_STRIP_SECTION_HEADERS.
(copy_main): Likewise.
* doc/binutils.texi: Document --strip-section-headers for objcopy
and strip.
ld/
2023-06-06 H.J. Lu <hongjiu.lu@intel.com>
Kaylee Blake <klkblake@gmail.com>
PR ld/25617
* NEWS: Mention -z nosectionheader.
* emultempl/elf.em: Support -z sectionheader and
-z nosectionheader.
* ld.h (ld_config_type): Add no_section_header.
* ld.texi: Document -z sectionheader and -z nosectionheader.
* ldlang.c (ldlang_open_output): Handle
config.no_section_header.
* lexsup.c (parse_args): Enable --strip-all with
-z nosectionheader. Disallow -r with -z nosectionheader.
(elf_static_list_options): Add -z sectionheader and
-z nosectionheader.
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I see these warnings from time to time, when configuring a build with --enable-pgo-build=lto, I haven't yet found out why I see these sometime, and why not. E.g. https://gcc.gnu.org/PR109241. Just ignore these when they appear in test cases. lto-wrapper: warning: using serial compilation of N LTRANS jobs
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Some of these changes update the ABI in an incompatible way.
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execstack option.
* testsuite/lib/binutils-common.exp (prune_warnings_extra): Prune warnings about -z execstack creating an executable stack.
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Mention the addition of Sony Allegrex processor support to the MIPS port.
binutils/
* NEWS: Mention Sony Allegrex MIPS CPU support.
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The Allegrex CPU was created by Sony Interactive Entertainment to power
their portable console, the PlayStation Portable.
The pspdev organization maintains all sorts of tools to create software
for said device including documentation.
Signed-off-by: David Guillen Fandos <david@davidgf.net>
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This reverts commit ffc528aed56b9e2c171137da28690a9bb6861b0b. It was
applied unapproved.
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This reverts commit cb81e84c72933a7fad10b75b7e270d92d8d65251. It was
applied unapproved.
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* dwarf.c (display_debug_frames <DW_CFA_restore_state>): Do free
invalid remember_state.
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These aren't important at all, but tidy them in case they obscure
other more important leaks.
* objcopy (copy_file): Close input bfd after errors.
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Commit 89c70cd358b8 apparently results in a bogus "value may be used
uninitialized" warning with some combination of compiler and
optimisation options.
* readelf.c (target_specific_reloc_handling): Init value.
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Test on:
mips64-linux-gnuabi64
mips64el-linux-gnuabi64
mipsisa64-linux-gnuabi64
mipsisa64el-linux-gnuabi64
mipsisa64r2-linux-gnuabi64
mipsisa64r2el-linux-gnuabi64
mipsisa64r6-linux-gnuabi64
mipsisa64r6el-linux-gnuabi64
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Introduce
run_dump_test_o32l
run_dump_test_n32l
run_dump_test_n64l
Which use `-march=from-abi` for pre-R6 testcases,
like micromips/mips16e etc.
For cases doesn't use run_dump_test_*, we use
-mips32r2 for micromips32
-mips1 for mips16-32
-march=from-abi for testcases to o32/n32/n64 both/all.
Replace `addi` with `addiu` for some cases for both r6 and pre-R6.
Introduce some new testcases for r6 with FPXX/FP64.
Introduce new testcase: comdat-reloc-r6.
Skip `default` in mips_arch_list_matching if triple is mipsisa*, due to:
1)it will cannot match mipsr6@*.d: since mips32rN/mips64rN
will always be used, it won't be a problem.
2)some test think -march=mips64rN will alway true for mipsisa64rN,
which is not true now.
This patch fix testsuite for all r6-default gnu triples:
mipsisa32r6-linux-gnu
mipsisa32r6el-linux-gnu
mips-img-linux-gnu
mipsel-img-linux-gnu
mipsisa64r6-linux-gnu
mipsisa64r6el-linux-gnu
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Another segfault.
* readelf.c (target_specific_reloc_handling): Sanity check
loongarch reloc r_offset.
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This fixes two buffer overflows found by fuzzers.
* readelf.c (target_specific_reloc_handling): Sanity check
loongarch reloc symbol index. Don't apply reloc after errors.
Reduce translation work of "invalid symbol index" error message.
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