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2019-01-30Release the GIL while running a gdb command or expressionTom Tromey3-0/+35
PR python/23615 points out that gdb.execute_gdb_command does not release the Python GIL. This means that, while the gdb command is running, other Python threads do not run. This patch solves the problem by introducing a new RAII class that can be used to temporarily release and then re-acquire the GIL, then puts this into the appropriate places in execute_gdb_command and gdbpy_parse_and_eval. This does not include a test case, because after some research I could not find a way to write one that was not racy. gdb/ChangeLog 2019-01-30 Tom Tromey <tom@tromey.com> PR python/23615: * python/python.c (execute_gdb_command): Use gdbpy_allow_threads. (gdbpy_parse_and_eval): Likewise. * python/python-internal.h (gdbpy_allow_threads): New class.
2019-01-30Automatic date update in version.inGDB Administrator1-1/+1
2019-01-29Add a testcase for PR ld/24008H.J. Lu6-0/+35
PR ld/24008 * testsuite/ld-scripts/defined.exp: Run pr24008. * testsuite/ld-scripts/pr24008.d: New file. * testsuite/ld-scripts/pr24008.map: Likewise. * testsuite/ld-scripts/pr24008.s: Likewise. * testsuite/ld-scripts/pr24008.t: Likewise.
2019-01-29Skip ld/pr23169 on SPARC.Eric Botcazou2-1/+7
The test is already skipped on PowerPC and Aarch64 because it's invalid. * testsuite/ld-ifunc/ifunc.exp: Skip pr23169 on SPARC.
2019-01-29Automatic date update in version.inGDB Administrator1-1/+1
2019-01-28xtensa: gas: don't keep relocations for constantsMax Filippov3-1/+13
xtensa gas chokes on 8/16 bit data entries representing constant symbols because it leaves BFD_RELOC_8/BFD_RELOC_16 fixups for which xtensa BFD cannot emit relocations. Resolve fixups for constant symbols in md_apply_fix. gas/ 2019-01-28 Max Filippov <jcmvbkbc@gmail.com> * config/tc-xtensa.c (md_apply_fix): Mark fixups for constant symbols as done in md_apply_fix. * testsuite/gas/all/forward.d: Don't XFAIL for xtensa.
2019-01-28Use trad_frame_set_reg_addr for FreeBSD arm signal trampoline unwinders.John Baldwin3-97/+66
Replace individual calls to trad_frame_set_reg_addr for the general purpose and floating point registers in signal trampoline frames used by FreeBSD/aarch64 and FreeBSD/arm with calls to trad_frame_set_reg_addr using the register maps for the corresponding register sets. gdb/ChangeLog: * aarch64-fbsd-tdep.c (aarch64_fbsd_gregmap) (aarch64_fbsd_fpregmap): Move earlier. (AARCH64_MCONTEXT_REG_SIZE, AARCH64_MCONTEXT_FPREG_SIZE): Delete. (aarch64_fbsd_sigframe_init): Use trad_frame_set_reg_regmap instead of individual calls to trad_frame_set_reg_addr. * arm-fbsd-tdep.c (arm_fbsd_gregmap, arm_fbsd_vfpregmap): Move earlier. (ARM_MCONTEXT_REG_SIZE, ARM_MCONTEXT_VFP_REG_SIZE): Delete. (arm_fbsd_sigframe_init): Use trad_frame_set_reg_regmap instead of individual calls to trad_frame_set_reg_addr.
2019-01-28Revert "gdbserver: When attaching, add process before lwps"Alan Hayward1-2/+2
This reverts commit f084d335110408aa08ea06c7cb217ae19697db3d. Accidently pushed. Reverted.
2019-01-28Fix GCC9 warning on elf32-arm.c:elf32_arm_final_link_relocateSergio Durigan Junior2-1/+6
Fedora Rawhide has just switched to GCC9, and now GDB doesn't compile because of a BFD warning: BUILDSTDERR: ../../bfd/elf32-arm.c: In function 'elf32_arm_final_link_relocate': BUILDSTDERR: ../../bfd/elf32-arm.c:10907:10: error: absolute value function 'labs' given an argument of type 'bfd_signed_vma' {aka 'long long int'} but has parameter of type 'long int' which may cause truncation of value [-Werror=absolute-value] BUILDSTDERR: 10907 | value = labs (relocation); BUILDSTDERR: | ^~~~ You can take a look at the full build log here: https://kojipkgs.fedoraproject.org//work/tasks/4828/32174828/build.log The fix is (apparently) simple: instead of using 'labs', we should use 'llabs', since we're passing a 'bfd_signed_vma' to it, which is at least a 'long long int', as far as I have checked. This is what this patch does. bfd/ChangeLog: 2019-01-25 Sergio Durigan Junior <sergiodj@redhat.com> * elf32-arm.c (elf32_arm_final_link_relocate): Use 'llabs' instead of 'labs' (and fix GCC warning).
2019-01-28Updated Russian and French translations for the gas sub-directoryNick Clifton3-5489/+6351
2019-01-28Replace contribution list in CONTRIBUTE file with linkAlan Hayward2-140/+12
The GDB wiki page has a much better contribution checklist than that in the GDB CONTRIBUTE file. In addition, the wiki is easier to keep up to date with current processes. Reduce the CONTRIBUTE file down to a short paragraph followed by a link to the contribution process. This also ensures anyone reading the CONTRIBUTE file for a given release has access to the latest processes. gdb/ChangeLog: * CONTRIBUTE: Replace contribution list with wiki link.
2019-01-28gdbserver: When attaching, add process before lwpsAlan Hayward1-2/+2
The recent BP/WP changes for AArch64 swapping the order in add_lwp() so that the process was added before the lwp. This was due to the lwp creation requiring the process data. This also needs changing in linux_attach(). Fixes gdb.server/ext-attach.exp on Aarch64. (This regression was hidden due to the racy nature of the gdb.server tests - now they are no longer racy it'll be easier to spot. Also checked X86). gdb/gdbserver/ChangeLog: 2019-01-25 Alan Hayward <alan.hayward@arm.com> * linux-low.c (linux_attach): Add process before lwp.
2019-01-28Automatic date update in version.inGDB Administrator1-1/+1
2019-01-28PR24008, Wrong value of ternary expression in map fileAlan Modra4-43/+66
PR 24008 * ldexp.h (lang_phase_type): Add lang_fixed_phase_enum. * ldexp.c (fold_name): Move expld.assign_name check later to avoid an extra lookup. (exp_fold_tree_1): When lang_fixed_phase_enum, don't change symbol values, and don't clear expld.assign_name. * ldlang.c (lang_map): Set expld.phase to lang_fixed_phase_enum. (print_assignment): Resolve entire assignment expression. Don't access symbol u.def unless symbol is defined.
2019-01-28Control gas enable-checking default by bfd/development.shAlan Modra3-8/+12
* configure.ac (ac_checking): Set from bfd/development.sh development variable. * configure: Regenerate.
2019-01-27Remove duplicate skip_python_tests invocationTom Tromey2-3/+5
I noticed that py-finish-breakpoint.exp had two calls to skip_python_tests, in quick succession. This patch removes the second one. gdb/testsuite/ChangeLog 2019-01-27 Tom Tromey <tom@tromey.com> * gdb.python/py-finish-breakpoint.exp: Remove duplicate call to skip_python_tests.
2019-01-27Automatic date update in version.inGDB Administrator1-1/+1
2019-01-26Fix the sim buildTom Tromey5-4/+51
Simon pointed out that the "common/" include change in gdb broke the sim build. The problem was that the sim was using gdb's create-version.sh, which changed. This patch copies create-version.sh to the sim, so that it can generate "version.c" in a way that works in the sim build. Tested by rebuilding. sim/common/ChangeLog 2019-01-26 Tom Tromey <tom@tromey.com> * Make-common.in (version.c): Use sim's create-version.sh. * create-version.sh: New file. sim/ppc/ChangeLog 2019-01-26 Tom Tromey <tom@tromey.com> * Makefile.in (version.c): Use sim's create-version.sh.
2019-01-26Automatic date update in version.inGDB Administrator1-1/+1
2019-01-25Don't use -I for common subdirectoryTom Tromey4-2/+10
This changes the Makefiles to remove the -I for the common/ subdirectory. This will enforce the rule that includes must use the 'common/filename.h' form. gdb/ChangeLog 2019-01-25 Tom Tromey <tom@tromey.com> * Makefile.in (GDB_CFLAGS): Don't add -I for common. gdb/gdbserver/ChangeLog 2019-01-25 Tom Tromey <tom@tromey.com> * Makefile.in (INCLUDE_CFLAGS): Don't add -I for common.
2019-01-25Normalize includes to use common/Tom Tromey242-363/+612
This changes all includes to use the form "common/filename.h" rather than just "filename.h". This was written by a script. gdb/ChangeLog 2019-01-25 Tom Tromey <tom@tromey.com> * xtensa-linux-nat.c: Fix common/ includes. * xml-support.h: Fix common/ includes. * xml-support.c: Fix common/ includes. * x86-linux-nat.c: Fix common/ includes. * windows-nat.c: Fix common/ includes. * varobj.h: Fix common/ includes. * varobj.c: Fix common/ includes. * value.c: Fix common/ includes. * valops.c: Fix common/ includes. * utils.c: Fix common/ includes. * unittests/xml-utils-selftests.c: Fix common/ includes. * unittests/utils-selftests.c: Fix common/ includes. * unittests/unpack-selftests.c: Fix common/ includes. * unittests/tracepoint-selftests.c: Fix common/ includes. * unittests/style-selftests.c: Fix common/ includes. * unittests/string_view-selftests.c: Fix common/ includes. * unittests/scoped_restore-selftests.c: Fix common/ includes. * unittests/scoped_mmap-selftests.c: Fix common/ includes. * unittests/scoped_fd-selftests.c: Fix common/ includes. * unittests/rsp-low-selftests.c: Fix common/ includes. * unittests/parse-connection-spec-selftests.c: Fix common/ includes. * unittests/optional-selftests.c: Fix common/ includes. * unittests/offset-type-selftests.c: Fix common/ includes. * unittests/observable-selftests.c: Fix common/ includes. * unittests/mkdir-recursive-selftests.c: Fix common/ includes. * unittests/memrange-selftests.c: Fix common/ includes. * unittests/memory-map-selftests.c: Fix common/ includes. * unittests/lookup_name_info-selftests.c: Fix common/ includes. * unittests/function-view-selftests.c: Fix common/ includes. * unittests/environ-selftests.c: Fix common/ includes. * unittests/copy_bitwise-selftests.c: Fix common/ includes. * unittests/common-utils-selftests.c: Fix common/ includes. * unittests/cli-utils-selftests.c: Fix common/ includes. * unittests/array-view-selftests.c: Fix common/ includes. * ui-file.c: Fix common/ includes. * tui/tui-io.c: Fix common/ includes. * tracepoint.h: Fix common/ includes. * tracepoint.c: Fix common/ includes. * tracefile-tfile.c: Fix common/ includes. * top.h: Fix common/ includes. * top.c: Fix common/ includes. * thread.c: Fix common/ includes. * target/waitstatus.h: Fix common/ includes. * target/waitstatus.c: Fix common/ includes. * target.h: Fix common/ includes. * target.c: Fix common/ includes. * target-memory.c: Fix common/ includes. * target-descriptions.c: Fix common/ includes. * symtab.h: Fix common/ includes. * symfile.c: Fix common/ includes. * stap-probe.c: Fix common/ includes. * spu-linux-nat.c: Fix common/ includes. * sparc-nat.c: Fix common/ includes. * source.c: Fix common/ includes. * solib.c: Fix common/ includes. * solib-target.c: Fix common/ includes. * ser-unix.c: Fix common/ includes. * ser-tcp.c: Fix common/ includes. * ser-pipe.c: Fix common/ includes. * ser-base.c: Fix common/ includes. * selftest-arch.c: Fix common/ includes. * s12z-tdep.c: Fix common/ includes. * rust-exp.y: Fix common/ includes. * rs6000-aix-tdep.c: Fix common/ includes. * riscv-tdep.c: Fix common/ includes. * remote.c: Fix common/ includes. * remote-notif.h: Fix common/ includes. * remote-fileio.h: Fix common/ includes. * remote-fileio.c: Fix common/ includes. * regcache.h: Fix common/ includes. * regcache.c: Fix common/ includes. * record-btrace.c: Fix common/ includes. * python/python.c: Fix common/ includes. * python/py-type.c: Fix common/ includes. * python/py-inferior.c: Fix common/ includes. * progspace.h: Fix common/ includes. * producer.c: Fix common/ includes. * procfs.c: Fix common/ includes. * proc-api.c: Fix common/ includes. * printcmd.c: Fix common/ includes. * ppc-linux-nat.c: Fix common/ includes. * parser-defs.h: Fix common/ includes. * osdata.c: Fix common/ includes. * obsd-nat.c: Fix common/ includes. * nat/x86-linux.c: Fix common/ includes. * nat/x86-linux-dregs.c: Fix common/ includes. * nat/x86-dregs.h: Fix common/ includes. * nat/x86-dregs.c: Fix common/ includes. * nat/ppc-linux.c: Fix common/ includes. * nat/mips-linux-watch.h: Fix common/ includes. * nat/mips-linux-watch.c: Fix common/ includes. * nat/linux-waitpid.c: Fix common/ includes. * nat/linux-ptrace.h: Fix common/ includes. * nat/linux-ptrace.c: Fix common/ includes. * nat/linux-procfs.c: Fix common/ includes. * nat/linux-personality.c: Fix common/ includes. * nat/linux-osdata.c: Fix common/ includes. * nat/linux-namespaces.c: Fix common/ includes. * nat/linux-btrace.h: Fix common/ includes. * nat/linux-btrace.c: Fix common/ includes. * nat/fork-inferior.c: Fix common/ includes. * nat/amd64-linux-siginfo.c: Fix common/ includes. * nat/aarch64-sve-linux-ptrace.c: Fix common/ includes. * nat/aarch64-linux.c: Fix common/ includes. * nat/aarch64-linux-hw-point.h: Fix common/ includes. * nat/aarch64-linux-hw-point.c: Fix common/ includes. * namespace.h: Fix common/ includes. * mips-linux-tdep.c: Fix common/ includes. * minsyms.c: Fix common/ includes. * mi/mi-parse.h: Fix common/ includes. * mi/mi-main.c: Fix common/ includes. * mi/mi-cmd-env.c: Fix common/ includes. * memrange.h: Fix common/ includes. * memattr.c: Fix common/ includes. * maint.h: Fix common/ includes. * maint.c: Fix common/ includes. * main.c: Fix common/ includes. * machoread.c: Fix common/ includes. * location.c: Fix common/ includes. * linux-thread-db.c: Fix common/ includes. * linux-nat.c: Fix common/ includes. * linux-fork.c: Fix common/ includes. * inline-frame.c: Fix common/ includes. * infrun.c: Fix common/ includes. * inflow.c: Fix common/ includes. * inferior.h: Fix common/ includes. * inferior.c: Fix common/ includes. * infcmd.c: Fix common/ includes. * inf-ptrace.c: Fix common/ includes. * inf-child.c: Fix common/ includes. * ia64-linux-nat.c: Fix common/ includes. * i387-tdep.c: Fix common/ includes. * i386-tdep.c: Fix common/ includes. * i386-linux-tdep.c: Fix common/ includes. * i386-linux-nat.c: Fix common/ includes. * i386-go32-tdep.c: Fix common/ includes. * i386-fbsd-tdep.c: Fix common/ includes. * i386-fbsd-nat.c: Fix common/ includes. * guile/scm-type.c: Fix common/ includes. * guile/guile.c: Fix common/ includes. * go32-nat.c: Fix common/ includes. * gnu-nat.c: Fix common/ includes. * gdbthread.h: Fix common/ includes. * gdbarch-selftests.c: Fix common/ includes. * gdb_usleep.c: Fix common/ includes. * gdb_select.h: Fix common/ includes. * gdb_bfd.c: Fix common/ includes. * gcore.c: Fix common/ includes. * fork-child.c: Fix common/ includes. * findvar.c: Fix common/ includes. * fbsd-nat.c: Fix common/ includes. * event-top.c: Fix common/ includes. * event-loop.c: Fix common/ includes. * dwarf2read.c: Fix common/ includes. * dwarf2loc.c: Fix common/ includes. * dwarf2-frame.c: Fix common/ includes. * dwarf-index-cache.c: Fix common/ includes. * dtrace-probe.c: Fix common/ includes. * disasm-selftests.c: Fix common/ includes. * defs.h: Fix common/ includes. * csky-tdep.c: Fix common/ includes. * cp-valprint.c: Fix common/ includes. * cp-support.h: Fix common/ includes. * cp-support.c: Fix common/ includes. * corelow.c: Fix common/ includes. * completer.h: Fix common/ includes. * completer.c: Fix common/ includes. * compile/compile.c: Fix common/ includes. * compile/compile-loc2c.c: Fix common/ includes. * compile/compile-cplus-types.c: Fix common/ includes. * compile/compile-cplus-symbols.c: Fix common/ includes. * command.h: Fix common/ includes. * cli/cli-dump.c: Fix common/ includes. * cli/cli-cmds.c: Fix common/ includes. * charset.c: Fix common/ includes. * build-id.c: Fix common/ includes. * btrace.h: Fix common/ includes. * btrace.c: Fix common/ includes. * breakpoint.h: Fix common/ includes. * breakpoint.c: Fix common/ includes. * ax.h: (enum agent_op): Fix common/ includes. * ax-general.c (struct aop_map): Fix common/ includes. * ax-gdb.c: Fix common/ includes. * auxv.c: Fix common/ includes. * auto-load.c: Fix common/ includes. * arm-tdep.c: Fix common/ includes. * arch/riscv.c: Fix common/ includes. * arch/ppc-linux-common.c: Fix common/ includes. * arch/i386.c: Fix common/ includes. * arch/arm.c: Fix common/ includes. * arch/arm-linux.c: Fix common/ includes. * arch/arm-get-next-pcs.c: Fix common/ includes. * arch/amd64.c: Fix common/ includes. * arch/aarch64.c: Fix common/ includes. * arch/aarch64-insn.c: Fix common/ includes. * arch-utils.c: Fix common/ includes. * amd64-windows-tdep.c: Fix common/ includes. * amd64-tdep.c: Fix common/ includes. * amd64-sol2-tdep.c: Fix common/ includes. * amd64-obsd-tdep.c: Fix common/ includes. * amd64-nbsd-tdep.c: Fix common/ includes. * amd64-linux-tdep.c: Fix common/ includes. * amd64-linux-nat.c: Fix common/ includes. * amd64-fbsd-tdep.c: Fix common/ includes. * amd64-fbsd-nat.c: Fix common/ includes. * amd64-dicos-tdep.c: Fix common/ includes. * amd64-darwin-tdep.c: Fix common/ includes. * agent.c: Fix common/ includes. * ada-lang.h: Fix common/ includes. * ada-lang.c: Fix common/ includes. * aarch64-tdep.c: Fix common/ includes. gdb/gdbserver/ChangeLog 2019-01-25 Tom Tromey <tom@tromey.com> * win32-low.c: Fix common/ includes. * win32-i386-low.c: Fix common/ includes. * tracepoint.c: Fix common/ includes. * thread-db.c: Fix common/ includes. * target.h: Fix common/ includes. * symbol.c: Fix common/ includes. * spu-low.c: Fix common/ includes. * server.h: Fix common/ includes. * server.c: Fix common/ includes. * remote-utils.c: Fix common/ includes. * regcache.h: Fix common/ includes. * regcache.c: Fix common/ includes. * nto-x86-low.c: Fix common/ includes. * notif.h: Fix common/ includes. * mem-break.h: Fix common/ includes. * lynx-low.c: Fix common/ includes. * lynx-i386-low.c: Fix common/ includes. * linux-x86-tdesc-selftest.c: Fix common/ includes. * linux-x86-low.c: Fix common/ includes. * linux-low.c: Fix common/ includes. * inferiors.h: Fix common/ includes. * i387-fp.c: Fix common/ includes. * hostio.c: Fix common/ includes. * hostio-errno.c: Fix common/ includes. * gdbthread.h: Fix common/ includes. * gdbreplay.c: Fix common/ includes. * fork-child.c: Fix common/ includes. * event-loop.c: Fix common/ includes. * ax.c: (enum gdb_agent_op): Fix common/ includes.
2019-01-25Update create-version.sh to use common/version.hTom Tromey2-1/+5
This changes create-version.sh to have the generated file use common/version.h as the file name. gdb/ChangeLog 2019-01-25 Tom Tromey <tom@tromey.com> * common/create-version.sh: Use common/version.h.
2019-01-25AArch64: Add missing changelog for Update encodings for stg, st2g, stzg and ↵Tamar Christina2-0/+19
st2zg
2019-01-25AArch64: Update encodings for stg, st2g, stzg and st2zg.Sudi Das6-79/+112
This patch is part of a series of patches to introduce a few changes to the Armv8.5-A Memory Tagging Extension. This patch updates the st*g instructions to use a previously reserved field for a new register operand. Thus the new versions of the instructions are as follows: - STG Xt, [<Xn|SP>, #<simm>] - STG Xt, [<Xn|SP>, #<simm>]! - STG Xt, [<Xn|SP>], #<simm> - STZG Xt, [<Xn|SP>, #<simm>] - STZG Xt, [<Xn|SP>, #<simm>]! - STZG Xt, [<Xn|SP>], #<simm> - ST2G Xt, [<Xn|SP>, #<simm>] - ST2G Xt, [<Xn|SP>, #<simm>]! - ST2G Xt, [<Xn|SP>], #<simm> - STZ2G Xt, [<Xn|SP>, #<simm>] - STZ2G Xt, [<Xn|SP>, #<simm>]! - STZ2G Xt, [<Xn|SP>], #<simm> Committed on behalf of Sudakshina Das. *** gas/ChangeLog *** * config/tc-aarch64.c (warn_unpredictable_ldst): Exempt stg, st2g, stzg and stz2g from Xt == Xn with writeback warning. * testsuite/gas/aarch64/armv8_5-a-memtag.d: Change tests for stg, stzg, st2g and stz2g. * testsuite/gas/aarch64/armv8_5-a-memtag.s: Likewise. * testsuite/gas/aarch64/illegal-memtag.l: Likewise. * testsuite/gas/aarch64/illegal-memtag.s: Likewise. *** opcodes/ChangeLog *** * aarch64-tbl.h (QL_LDST_AT): Update macro. (aarch64_opcode): Change encoding for stg, stzg st2g and st2zg. * aarch64-asm-2.c: Regenerated. * aarch64-dis-2.c: Regenerated. * aarch64-opc-2.c: Regenerated.
2019-01-25AArch64: Add new STZGM instruction for Armv8.5-A Memory Tagging Extension.Sudi Das10-1580/+1633
This patch is part of a series of patches to introduce a few changes to the Armv8.5-A Memory Tagging Extension. This patch adds the new STZGM instruction. STGZM Xt, [<Xn|SP>] Committed on behalf of Sudakshina Das. *** gas/ChangeLog *** * testsuite/gas/aarch64/armv8_5-a-memtag.d: New tests for stzgm. * testsuite/gas/aarch64/armv8_5-a-memtag.s: Likewise. * testsuite/gas/aarch64/illegal-memtag.l: Likewise. * testsuite/gas/aarch64/illegal-memtag.s: Likewise. *** opcodes/ChangeLog *** * aarch64-asm-2.c: Regenerated. * aarch64-dis-2.c: Likewise. * aarch64-opc-2.c: Likewise. * aarch64-tbl.h (aarch64_opcode): Add new stzgm.
2019-01-25AArch64: Remove ldgv and stgv instructions from Armv8.5-A Memory Tagging ↵Sudi Das18-1770/+1681
Extension. This patch is part of a series of patches to introduce a few changes to the Armv8.5-A Memory Tagging Extension. This patch removes the LDGV and STGV instructions. These instructions needed special infrastructure to support [base]! style for addressing mode. That is also removed now. Committed on behalf of Sudakshina Das. *** gas/ChangeLog *** * config/tc-aarch64.c (parse_address_main): Remove support for [base]! address expression. (parse_operands): Remove support for AARCH64_OPND_ADDR_SIMPLE_2. (warn_unpredictable_ldst): Remove support for ldstgv_indexed. * testsuite/gas/aarch64/armv8_5-a-memtag.d: Remove tests for ldgv and stgv. * testsuite/gas/aarch64/armv8_5-a-memtag.s: Likewise. * testsuite/gas/aarch64/illegal-memtag.l: Likewise. * testsuite/gas/aarch64/illegal-memtag.s: Likewise. *** include/ChangeLog *** * opcode/aarch64.h (enum aarch64_opnd): Remove AARCH64_OPND_ADDR_SIMPLE_2. (enum aarch64_insn_class): Remove ldstgv_indexed. *** opcodes/ChangeLog *** * aarch64-asm.c (aarch64_ins_addr_simple_2): Remove. * aarch64-asm.h (ins_addr_simple_2): Likeiwse. * aarch64-dis.c (aarch64_ext_addr_simple_2): Likewise. * aarch64-dis.h (ext_addr_simple_2): Likewise. * aarch64-opc.c (operand_general_constraint_met_p): Remove case for ldstgv_indexed. (aarch64_print_operand): Remove case for AARCH64_OPND_ADDR_SIMPLE_2. * aarch64-tbl.h (struct aarch64_opcode): Remove ldgv and stgv. (AARCH64_OPERANDS): Remove ADDR_SIMPLE_2. * aarch64-asm-2.c: Regenerated. * aarch64-dis-2.c: Regenerated. * aarch64-opc-2.c: Regenerated.
2019-01-25Prevent a potential illegal memory access in readelf when parsing a note ↵Nick Clifton2-13/+28
with a zero name size. PR 24131 * readelf.c (process_notes_at): Prevent an illegal memory access when the note's namesize is zero. (decode_tic6x_unwind_bytecode): Add code to handle the case where no registers are specified in a frame pop instruction.
2019-01-25Updated Bulgarian and Russian translations for some of the binutils ↵Nick Clifton6-5268/+5602
sub-directories
2019-01-25PR23940, check bounds before usingWu Heng2-2/+7
PR gas/23940 * macro.c (getstring): Check array bound before accessing.
2019-01-25Automatic date update in version.inGDB Administrator1-1/+1
2019-01-25PR24125, Assertion failure with embedded NULs in stringAlan Modra2-2/+6
An assertion that can be triggered by user input is wrong, so remove it. I believe the NUL would have been accepted before the PR20902 patch. PR 20902 PR 24125 * read.c (stringer): Delete assertion.
2019-01-24target_pass_signals/target_program_signals: Use gdb::array_viewPedro Alves12-98/+100
This replaces the pointer and length parameters of target_pass_signals and target_program_signals with a gdb::array_view parameter, and fixes the fallout. In infrun.c, the signal_stop, signal_print, signal_program, signal_catch, signal_pass globals are currently pointers to heap-allocated memory. I see no point in that, so I converted them to arrays. This allows simplifying the calls to target_pass_signals/target_program_signals, since we can pass the array directly, which can implicitly convert to gdb::array_view. gdb/ChangeLog: 2019-01-24 Pedro Alves <palves@redhat.com> * infrun.c (signal_stop, signal_print, signal_program) (signal_catch, signal_pass): Now arrays instead of pointers. (update_signals_program_target, do_target_resume) (signal_catch_update, handle_command, _initialize_infrun): Adjust. * linux-nat.c (linux_nat_target::pass_signals) (linux_nat_target::create_inferior, linux_nat_target::attach): Adjust. * linux-nat.h (linux_nat_target::pass_signals): Adjust. * nto-procfs.c (nto_procfs_target::pass_signals): Adjust. * procfs.c (procfs_target::pass_signals): Adjust. * record-full.c (record_full_target::resume): Adjust. * remote.c (remote_target::pass_signals) (remote_target::program_signals): Adjust. * target-debug.h (target_debug_print_signals): Now takes a gdb::array_view as parameter. Adjust. * target.h (target_ops) <pass_signals, program_signals>: Replace pointer and length parameters with gdb::array_view. (target_pass_signals, target_program_signals): Likewise. * target-delegates.c: Regenerate.
2019-01-24Fix clang/libc++ buildPedro Alves2-1/+8
This fixes the following build error with clang/libc++, reported at <https://sourceware.org/ml/gdb-patches/2019-01/msg00537.html>: (...) In file included from breakpoint.c:34: In file included from ./inferior.h:54: ./common/forward-scope-exit.h:98:7: error: no matching constructor for initialization of 'decltype(std::bind(&delete_longjmp_breakpoint, std::declval<int>()))' (aka '__bind<void (*)(int), int>') : m_bind_function (std::bind (function, args...)) ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ./common/gdb_optional.h:155:19: note: in instantiation of member function 'detail::forward_scope_exit<void (int), &delete_longjmp_breakpoint, void (int)>::forward_scope_exit' requested here new (&m_item) T (std::forward<Args>(args)...); ^ breakpoint.c:11127:18: note: in instantiation of function template specialization 'gdb::optional<detail::forward_scope_exit<void (int), &delete_longjmp_breakpoint, void (int)> >::emplace<int &>' requested here lj_deleter.emplace (thread); ^ /Applications/Xcode-10.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1/functional:2220:7: note: candidate constructor (the implicit copy constructor) not viable: no known conversion from '__bind<[...], int &>' to 'const __bind<[...], int>' for 1st argument class __bind ^ (...) I don't really know why I ended up with a copy here. We can just pass the arguments directly to the being-constructed bind. gdb/ChangeLog: 2019-01-24 Pedro Alves <palves@redhat.com> * common/forward-scope-exit.h (forward_scope_exit::forward_scope_exit): Pass arguments to m_bind_function directly, instead of creating a std::bind and copying that.
2019-01-24AArch64 AAPCS: Ignore static membersAlan Hayward5-6/+235
Static members in C++ structs are global data and therefore not part of the list of struct members considered for passing in registers. Note the corresponding code in GCC (from which the GDB AAPCS code is based) does not have any static member checks due to the static members not being part of the struct type at that point. Extend gdb.base/infcall-nested-structs.exp to test structs with static members when compiled for C++. XFAIL more cases for x86_64 (see gdb/24104). For completeness, ensure some test cases have both empty structures and static members. Also fixes gdb.dwarf2/dw2-cp-infcall-ref-static.exp. gdb/ChangeLog: * aarch64-tdep.c (aapcs_is_vfp_call_or_return_candidate_1): Check for static members. (pass_in_v_vfp_candidate): Likewise. gdb/testsuite/ChangeLog: * gdb.base/infcall-nested-structs.c (struct struct_static_02_01): New structure. (struct struct_static_02_02): Likewise. (struct struct_static_02_03): Likewise. (struct struct_static_02_04): Likewise. (struct struct_static_04_01): Likewise. (struct struct_static_04_02): Likewise. (struct struct_static_04_03): Likewise. (struct struct_static_04_04): Likewise. (struct struct_static_06_01): Likewise. (struct struct_static_06_02): Likewise. (struct struct_static_06_03): Likewise. (struct struct_static_06_04): Likewise. (cmp_struct_static_02_01): Likewise. (cmp_struct_static_02_02): Likewise. (cmp_struct_static_02_03): Likewise. (cmp_struct_static_02_04): Likewise. (cmp_struct_static_04_01): Likewise. (cmp_struct_static_04_02): Likewise. (cmp_struct_static_04_03): Likewise. (cmp_struct_static_04_04): Likewise. (cmp_struct_static_06_01): Likewise. (cmp_struct_static_06_02): Likewise. (cmp_struct_static_06_03): Likewise. (cmp_struct_static_06_04): Likewise. (call_all): Test new structs. * gdb.base/infcall-nested-structs.exp: Likewise.
2019-01-24Automatic date update in version.inGDB Administrator1-1/+1
2019-01-23Use scope_exit in regcache.cTom Tromey2-32/+8
This removes the regcache_invalidator class in favor of a scope_exit. This seems like an improvement (albeit a minor one) because regcache_invalidator is only used in a single spot. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * regcache.c (class regcache_invalidator): Remove. (regcache::raw_write): Use make_scope_exit.
2019-01-23Update cleanup comment in ui-out.hTom Tromey2-5/+7
ui-out.h refers to some cleanup functions that no longer exist. This updates the reference. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> * ui-out.h (class ui_out_emit_type): Update comment.
2019-01-23Update an obsolete cleanup commentTom Tromey2-1/+5
This updates a comment in fetch_inferior_event. The comment refers to a cleanup that is now a scoped_restore_current_thread. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> * infrun.c (fetch_inferior_event): Update comment.
2019-01-23Remove remaining cleanup from fetch_inferior_eventTom Tromey2-100/+110
This removes the remaining cleanup from fetch_inferior_event, replacing it with a SCOPE_EXIT. This required introducing a new scope and reindenting. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * infrun.c (reinstall_readline_callback_handler_cleanup): Remove parameter. (fetch_inferior_event): Use SCOPE_EXIT.
2019-01-23Remove cleanup from stop_all_threadsTom Tromey2-12/+7
This removes the cleanup from stop_all_threads, replacing it with a scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * infrun.c (disable_thread_events): Delete. (stop_all_threads): Use SCOPE_EXIT.
2019-01-23Remove clear_symtab_users_cleanupTom Tromey2-14/+22
This removes clear_symtab_users_cleanup, replacing it with uses of forward_scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * symfile.c: Include forward-scope-exit.h. (clear_symtab_users_cleanup): Replace forward declaration with a FORWARD_SCOPE_EXIT. (syms_from_objfile_1): Use the forward_scope_exit and gdb::optional instead of cleanup_function. (reread_symbols): Use the forward_scope_exit instead of cleanup_function. (clear_symtab_users_cleanup): Remove function.
2019-01-23Remove cleanup from linux-nat.cTom Tromey2-15/+11
This removes a cleanup from linux-nat.c, replacing it with a scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * linux-nat.c: Include scope-exit.h. (cleanup_target_stop): Remove. (linux_nat_target::static_tracepoint_markers_by_strid): Use SCOPE_EXIT.
2019-01-23Remove cleanup_delete_std_terminate_breakpointTom Tromey2-11/+8
This removes cleanup_delete_std_terminate_breakpoint, replacing it with a use of SCOPE_EXIT. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * infcall.c (cleanup_delete_std_terminate_breakpoint): Remove. (call_function_by_hand_dummy): Use SCOPE_EXIT.
2019-01-23Remove make_bpstat_clear_actions_cleanupTom Tromey6-27/+20
This removes make_bpstat_clear_actions_cleanup, replacing it with uses of scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Andrew Burgess <andrew.burgess@embecosm.com> Pedro Alves <palves@redhat.com> * infrun.c (fetch_inferior_event): Use scope_exit. * utils.h (make_bpstat_clear_actions_cleanup): Don't declare. * top.c (execute_command): Use scope_exit. * breakpoint.c (bpstat_do_actions): Use scope_exit. * utils.c (do_bpstat_clear_actions_cleanup) (make_bpstat_clear_actions_cleanup): Remove.
2019-01-23Remove delete_just_stopped_threads_infrun_breakpoints_cleanupTom Tromey2-16/+13
v3: sorted earlier in the series, and replaces the cleanup in fetch_inferior_event here too instead of in some other patch. This removes delete_just_stopped_threads_infrun_breakpoints_cleanup, replacing it with uses of scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * infrun.c: Include "common/scope-exit.h" (delete_just_stopped_threads_infrun_breakpoints_cleanup): Remove. (wait_for_inferior): Use SCOPE_EXIT. (fetch_inferior_event): Use scope_exit.
2019-01-23Remove remaining cleanup from gdb/breakpoint.cTom Tromey2-12/+5
In v3: remove the "have BKPT_CHAIN already discarded" comment too. The remaining null cleanup in breakpoint.c does not seem to protect anything, so remove it. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Pedro Alves <palves@redhat.com> * breakpoint.c (create_breakpoint): Remove cleanup.
2019-01-23Replace delete_longjmp_breakpoint_cleanup with a forward_scope_exit typeTom Tromey4-16/+15
This removes delete_longjmp_breakpoint_cleanup in favor of forward_scope_exit. gdb/ChangeLog: 2019-01-23 Tom Tromey <tom@tromey.com> Andrew Burgess <andrew.burgess@embecosm.com> Pedro Alves <palves@redhat.com> * breakpoint.c (until_break_command): Use delete_longjmp_breakpoint_cleanup class. * infcmd.c (delete_longjmp_breakpoint_cleanup): Remove function. (until_next_command): Use delete_longjmp_breakpoint_cleanup class. * inferior.h: Include forward-scope-exit.h. (delete_longjmp_breakpoint_cleanup): Replace function declaration with FORWARD_SCOPE_EXIT type.
2019-01-23Use SCOPE_EXIT in gdbarch-selftest.cPedro Alves2-7/+5
Replace the custom local class with a SCOPE_EXIT. gdb/ChangeLog: 2019-01-23 Pedro Alves <palves@redhat.com> * gdbarch-selftests.c (struct on_exit): Use SCOPE_EXIT.
2019-01-23Use forward_scope_exit for scoped_finish_thread_statePedro Alves2-25/+10
This reimplements the manually-written scoped_finish_thread_state class as a forward_scope_exit instantiation. forward_scope_exit has the same interface as scoped_finish_thread_state, so nothing else has to change. A forward_scope_exit is preferred over make_scope_exit here because infrun.c:normal_stop needs to wrap scoped_finish_thread_state in a gdb::optional. Since we need the type there, might as well use it everywhere. gdb/ChangeLog: 2019-01-23 Pedro Alves <palves@redhat.com> Andrew Burgess <andrew.burgess@embecosm.com> * gdbthread.h: Include "common/forward-scope-exit.h". (scoped_finish_thread_state): Redefine custom class in terms of forward_scope_exit.
2019-01-23Introduce forward_scope_exitPedro Alves2-0/+128
This adds a template that can be used to automatically instantiate scope_exit-like types that wrap some cleanup function. The instantiated type has a ctor that has the same interface as the wrapped function. While the "magic" is just straight C++11, the intended use is via the FORWARD_SCOPE_EXIT macro, which is a minimal macro that avoids spelling out the wrapped function name more than once: void some_function (int foo, object *bar); using some_function_fce = FORWARD_SCOPE_EXIT (some_function); some_function_fce cleanup (some_int, some_obj_ptr); The above runs: some_function (some_int, some_obj_ptr); at scope exit. This is mainly useful as opposed to a simpler SCOPE_EXIT when you need to: - cancel the scope_exit, in which case you need the object's name - wrap the scope_exit in a gdb::optional, in which case you need the scope_exit's type in advance. More details in the code comments. gdb/ChangeLog: 2019-01-23 Pedro Alves <palves@redhat.com> Andrew Burgess <andrew.burgess@embecosm.com> * common/forward-scope-exit.h: New file.