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bfd/
* elf32-ppc.c (ppc_elf_relocate_section): Correct overflow
handling for VLE_SDA21 relocs.
ld/testsuite/
* ld-powerpc/vle.ld: Place .PPC.EMB.sdata0 within 32k of 0.
* ld-powerpc/vle-reloc-3.d: Update.
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For libraries without a soname, -l:libfoo.so set DT_NEEDED to the search
dir plus filename, while gold and -lfoo just use the filename. This
patch fixes the inconsistency.
* ldlang.h (full_name_provided): New input flag.
* ldlang.c (new_afile): Don't use lang_input_file_is_search_file_enum
for -l:namespec. Instead use lang_input_file_is_l_enum with
full_name_provided flag.
* ldlfile.c (ldfile_open_file_search): Don't complete lib name if
full_name_provided flag is set.
* emultempl/elf32.em (gld${EMULATION_NAME}_open_dynamic_archive):
Handle full_name_provided libraries. Tidy EXTRA_SHLIB_EXTENSION
support. Set DT_NEEDED for -l:namespec as namespec.
* emultempl/aix.em (ppc_after_open_output): Handle full_name_provided.
* emultempl/linux.em (gld${EMULATION_NAME}_open_dynamic_archive):
Don't handle full_name_provided libraries.
* emultempl/pe.em (gld${EMULATION_NAME}_open_dynamic_archive): Ditto.
* emultempl/pep.em (gld${EMULATION_NAME}_open_dynamic_archive): Ditto.
* emultempl/vms.em (gld${EMULATION_NAME}_open_dynamic_archive): Ditto.
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Looking at target_terminal_inferior etc. in async mode, I realized
that the naming of the terminal_inferior, terminal_ours,
etc. functions doesn't really give a clue that they're meant for the
native target only. This patch renames them. There's already
child_terminal_info using the child_ prefix, and, they're most
prominently installed by inf-child.c, so I went with the child_
prefix. I dropped "inferior" from a couple to make the name match the
corresponding target method.
Tested on x86_64 Fedora 17, and cross built for mingw. I didn't test
gnu-nat.c, but I think the change is as obvious as it gets. I grepped
the tree looking for other potential spots that would need adjustment
but this is all I found. If something breaks, it should be trivial to
fix.
gdb/
2014-03-14 Pedro Alves <palves@redhat.com>
* inferior.h (terminal_ours_for_output): Rename to ...
(child_terminal_ours_for_output): ... this.
(terminal_save_ours): Rename to ...
(child_terminal_save_ours): ... this.
(terminal_ours): Rename to ...
(child_terminal_ours): ... this.
(terminal_inferior): Rename to ...
(child_terminal_inferior): ... this.
(terminal_init_inferior): Rename to ...
(child_terminal_init_inferior): ... this.
(terminal_init_inferior_with_pgrp): Rename to ...
(child_terminal_init_inferior_with_pgrp): ... this.
* inflow.c (terminal_init_inferior_with_pgrp): Rename to ...
(child_terminal_init_with_pgrp): ... this.
(terminal_save_ours): Rename to ...
(child_terminal_save_ours): ... this.
(terminal_init_inferior): Rename to ...
(child_terminal_init): ... this. Adjust.
(terminal_inferior): Rename to ...
(child_terminal_inferior): ... this.
(terminal_ours_for_output): Rename to ...
(child_terminal_ours_for_output): ... this. Adjust.
(terminal_ours): Rename to ...
(child_terminal_ours): ... this.
(terminal_ours_1): Rename to ...
(child_terminal_ours_1): ... this. Adjust.
* linux-nat.c (linux_nat_terminal_inferior): Adjust.
* windows-nat.c (do_initial_windows_stuff): Adjust.
* gnu-nat.c (gnu_terminal_init_inferior): Rename to ...
(gnu_terminal_init): ... this. Adjust.
(gnu_target): Adjust.
* inf-child.c (inf_child_target): Adjust.
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2014-03-13 Richard Earnshaw <rearnsha@arm.com>
Jiong Wang <Jiong.Wang@arm.com>
* doc/c-aarch64.texi: Clean up some formatting issues.
(AArch64 Options): Document -mcpu and -march.
(AArch64 Extensions): New node.
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* guile/scm-type.c (tyscm_copy_type_recursive): Move type to its
new eq?-hashtab.
testsuite/
* gdb.guile/scm-value.ep (test_value_after_death): Do a garbage
collect after discarding symbols.
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collect.
* value.c (record_latest_value): Call release_value_or_incref
instead of release_value.
testsuite/
* gdb.guile/scm-value.exp (test_value_in_inferior): Verify value added
to history survives a gc.
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* gas/aarch64/litpool.s: Make the test endian agnostic.
* gas/aarch64/litpool.d: Update expected disassembly.
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Note that "target procfs" is used by QNX, but the test must be failing
there, as nto-procfs.c overrides to_open with a method that doesn't
throw the error being tested. So I'm just removing the test
completely.
gdb/
2014-03-13 Pedro Alves <palves@redhat.com>
* procfs.c (procfs_target): Don't override to_shortname,
to_longname or to_doc.
gdb/testsuite/
2014-03-13 Pedro Alves <palves@redhat.com>
* gdb.base/default.exp: Don't test "target procfs".
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I find the mention of "Unix" unnecessary (and really slightly a lie)
on GNU/Linux in a couple of places:
(gdb) maint print target-stack
The current target stack is:
- multi-thread (multi-threaded child process.)
- child (Unix child process)
- exec (Local exec file)
- None (None)
(gdb) help target child
Unix child process (started by the "run" command).
(gdb) target child
Use the "run" command to start a Unix child process.
It's also odd that e.g., the Windows port says "Unix" in reaction to
"target child" (it was already that way before Windows used
inf-child.c):
(gdb) target child
Use the "run" command to start a Unix child process.
(gdb)
So drop "Unix", going in the direction of saying mostly the same on
all native targets:
(gdb) maint print target-stack
The current target stack is:
- multi-thread (multi-threaded child process.)
- - child (Unix child process)
+ - child (Child process)
- exec (Local exec file)
- None (None)
(gdb) help target child
- Unix child process (started by the "run" command).
+ Child process (started by the "run" command).
(gdb) target child
-Use the "run" command to start a Unix child process.
+Use the "run" command to start a child process.
gdb/
2014-03-13 Pedro Alves <palves@redhat.com>
* inf-child.c (inf_child_open, inf_child_target): Don't mention
Unix in user visible strings.
gdb/testsuite/
2014-03-13 Pedro Alves <palves@redhat.com>
* gdb.base/default.exp: Update "target child" and "target procfs"
tests to not expect "Unix".
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bfd/
* peicode.h (pe_ILF_object_p): Adjust, as the version number
has been read.
(pe_bfd_object_p): Also read version number to detect ILF.
* pe-x86_64.c (COFF_WITH_PE_BIGOBJ): Define.
(x86_64pe_bigobj_vec): Define
* coffcode.h (bfd_coff_backend_data): Add _bfd_coff_max_nscns field.
(bfd_coff_max_nscns): New macro.
(coff_compute_section_file_positions): Use unsigned int for
target_index. Compare with bfd_coff_max_nscns.
(bfd_coff_std_swap_table, ticoff0_swap_table, ticoff1_swap_table):
Set a value for _bfd_coff_max_nscns.
(header_bigobj_classid): New constant.
(coff_bigobj_swap_filehdr_in, coff_bigobj_swap_filehdr_out)
(coff_bigobj_swap_sym_in, coff_bigobj_swap_sym_out)
(coff_bigobj_swap_aux_in, coff_bigobj_swap_aux_out): New
functions.
(bigobj_swap_table): New table.
* libcoff.h: Regenerate.
* coff-sh.c (bfd_coff_small_swap_table): Likewise.
* coff-alpha.c (alpha_ecoff_backend_data): Add value for
_bfd_coff_max_nscns.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
* coff-rs6000.c (bfd_xcoff_backend_data)
(bfd_pmac_xcoff_backend_data): Likewise.
* coff64-rs6000.c (bfd_xcoff_backend_data)
(bfd_xcoff_aix5_backend_data): Likewise.
* targets.c (x86_64pe_bigobj_vec): Declare.
* configure.in (x86_64pe_bigobj_vec): New vector.
* configure: Regenerate.
* config.bfd: Add bigobj object format for Windows targets.
gas/
* config/tc-i386.c (use_big_obj): Declare.
(OPTION_MBIG_OBJ): Define.
(md_longopts): Add -mbig-obj option.
(md_parse_option): Handle it.
(md_show_usage): Display help for this option.
(i386_target_format): Use bigobj for x86-64 if -mbig-obj.
* doc/c-i386.texi: Document the option.
gas/testsuite/
* gas/pe/big-obj.d, gas/pe/big-obj.s: Add test.
* gas/pe/pe.exp: Add test.
include/coff/
* pe.h (struct external_ANON_OBJECT_HEADER_BIGOBJ): Declare.
(FILHSZ_BIGOBJ): Define.
(struct external_SYMBOL_EX): Declare.
(SYMENT_BIGOBJ, SYMESZ_BIGOBJ): Define.
(union external_AUX_SYMBOL_EX): Declare.
(AUXENT_BIGOBJ, AUXESZ_BIGOBJ): Define.
* internal.h (struct internal_filehdr): Change type
of f_nscns.
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All execution commands currently have this pattern:
/* If we must run in the background, but the target can't do it,
error out. */
if (async_exec && !target_can_async_p ())
error (_("Asynchronous execution not supported on this target."));
/* If we are not asked to run in the bg, then prepare to run in the
foreground, synchronously. */
if (!async_exec && target_can_async_p ())
{
/* Simulate synchronous execution. */
async_disable_stdin ();
}
This patch factors that into a shared function.
attach_command installs a cleanup to re-enable stdin, but that's not
necessary, as per the comment in prepare_execution_command. In any
case, if someday it turns out necessary, we have a single place to
install it now.
Tested on x86_64 Fedora 17, sync and async modes.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* infcmd.c (prepare_execution_command): New function, factored out
from several execution commands.
(run_command_1, continue_command, step_1, jump_command)
(signal_command, until_command, advance_command, finish_command)
(attach_command): Use prepare_execution_command.
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This patch updates arm native support for hwbreak-/watchpoints to enable
support for hwbreak-/watchpoints across fork/vfork. This involves changes to
hwbreak-/watchpoint insertion mechanism to the modern way, by marking debug
registers as needing update, but only really updating them on resume, which is
necessary for supporting watchpoints in non-stop mode. This also updates a
previously maintained per thread hwbreak-/watchpoint cache to a per process
cache which allows target specific code to come in sync with gdb-linux calls to
threads create/destroy and process fork/exit hooks.
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I noticed 'make check TESTS="..."' works when ran from gdb/testsuite/,
but TESTS is ignored when "make check" is ran from gdb/.
The issue is that TESTS isn't being passed to the testsuite subdir
make invocation.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* Makefile.in (TARGET_FLAGS_TO_PASS): Add TESTS.
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A patch in the target cleanup series caused a regression when using
record with target-async. Version 4 of the patch is here:
https://sourceware.org/ml/gdb-patches/2014-03/msg00159.html
The immediate problem is that record supplies to_can_async_p and
to_is_async_p methods, but does not supply a to_async method. So,
when target-async is set, record claims to support async -- but if the
underlying target does not support async, then the to_async method
call will end up in that method's default implementation, namely
tcomplain.
This worked previously because the record target used to provide a
to_async method; one that (erroneously, only at push time) checked the
other members of the target stack, and then simply dropped to_async
calls in the "does not implement async" case.
My first thought was to simply drop tcomplain as the default for
to_async. This works, but Pedro pointed out that the only reason
record has to supply to_can_async_p and to_is_async_p is that these
default to using the find_default_run_target machinery -- and these
defaults are only needed by "run" and "attach".
So, a nicer solution presents itself: change run and attach to
explicitly call into the default run target when needed; and change
to_is_async_p and to_can_async_p to default to "return 0". This makes
the target stack simpler to use and lets us remove the method
implementations from record. This is also in harmony with other plans
for the target stack; namely trying to reduce the impact of
find_default_run_target. This approach makes it clear that
find_default_is_async_p is not needed -- it is asking whether a target
that may not even be pushed is actually async, which seems like a
nonsensical question.
While an improvement, this approach proved to introduce the same bug
when using the core target. Looking a bit deeper, the issue is that
code in "attach" and "run" may need to use either the current target
stack or the default run target -- but different calls into the target
API in those functions could wind up querying different targets.
This new patch makes the target to use more explicit in "run" and
"attach". Then these commands explicitly make the needed calls
against that target. This ensures that a single target is used for
all relevant operations. This lets us remove a couple find_default_*
functions from various targets, including the dummy target. I think
this is a decent understandability improvement.
One issue I see with this patch is that the new calls in "run" and
"attach" are not very much like the rest of the target API. I think
fundamentally this is due to bad factoring in the target API, which
may need to be fixed for multi-target. Tackling that seemed ambitious
for a regression fix.
While working on this I noticed that there don't seem to be any test
cases that involve both target-async and record, so this patch changes
break-precsave.exp to add some. It also changes corefile.exp to add
some target-async tests; these pass with current trunk and with this
patch applied, but fail with the v1 patch.
This patch differs from v4 in that it moves initialization of
to_can_async_p and to_supports_non_stop into inf-child, adds some
assertions to complete_target_initialization, and adds some comments
to target.h.
Built and regtested on x86-64 Fedora 20.
2014-03-12 Tom Tromey <tromey@redhat.com>
* inf-child.c (return_zero): New function.
(inf_child_target): Set to_can_async_p, to_supports_non_stop.
* aix-thread.c (aix_thread_inferior_created): New function.
(aix_thread_attach): Remove.
(init_aix_thread_ops): Don't set to_attach.
(_initialize_aix_thread): Register inferior_created observer.
* corelow.c (init_core_ops): Don't set to_attach or
to_create_inferior.
* exec.c (init_exec_ops): Don't set to_attach or
to_create_inferior.
* infcmd.c (run_command_1): Use find_run_target. Make direct
target calls.
(attach_command): Use find_attach_target. Make direct target
calls.
* record-btrace.c (init_record_btrace_ops): Don't set
to_create_inferior.
* record-full.c (record_full_can_async_p, record_full_is_async_p):
Remove.
(init_record_full_ops, init_record_full_core_ops): Update. Don't
set to_create_inferior.
* target.c (complete_target_initialization): Add assertion.
(target_create_inferior): Remove.
(find_default_attach, find_default_create_inferior): Remove.
(find_attach_target, find_run_target): New functions.
(find_default_is_async_p, find_default_can_async_p)
(target_supports_non_stop, target_attach): Remove.
(init_dummy_target): Don't set to_create_inferior or
to_supports_non_stop.
* target.h (struct target_ops) <to_attach>: Add comment. Remove
TARGET_DEFAULT_FUNC.
<to_create_inferior>: Add comment.
<to_can_async_p, to_is_async_p, to_supports_non_stop>: Use
TARGET_DEFAULT_RETURN.
<to_can_async_p, to_supports_non_stop, to_can_run>: Add comments.
(find_attach_target, find_run_target): Declare.
(target_create_inferior): Remove.
(target_has_execution_1): Update comment.
(target_supports_non_stop): Remove.
* target-delegates.c: Rebuild.
2014-03-12 Tom Tromey <tromey@redhat.com>
* gdb.base/corefile.exp (corefile_test_run, corefile_test_attach):
New procs. Add target-async tests.
* gdb.reverse/break-precsave.exp (precsave_tests): New proc.
Add target-async tests.
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that if multiple bignum values are encountered only the most recent is valid.
If such expressions are cached, eg to be emitted into a literal pool later on
in the assembly, then only one expression - the last - will be correct. This
patch fixes the problem for the AArch64 target by caching each bignum value
locally.
PR gas/16688
* config/tc-aarch64.c (literal_expression): New structure.
(literal_pool): Replace exp array with literal_expression array.
(add_to_lit_pool): When adding a bignum cache the big value.
(s_ltorg): When emitting a bignum initialise the global bignum
array from the cached value.
* gas/aarch64/litpool.s: New test case.
* gas/aarch64/litpool.d: Expected disassembly.
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On PPC64, 'func' and 'main' are function descriptors and don't point
to the actual code. Thus the usage of these symbols in the DWARF
assembler source was broken. The patch introduces new labels
func_start and func_end for this purpose.
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A "side effect" of the migration to Dwarf::assemble is that the DWARF
address size is now automatically adjusted to the target architecture.
The original assembler source hard-coded the DWARF address size to 4,
even on 64-bit architectures. This address size mismatch caused a
test case failure on s390x due to a wrong result from DW_OP_deref.
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Now that prepare_for_testing etc. can cope with absolute path names,
this can be exploited for test cases with generated source files.
This is just to simplify the code and shouldn't cause any functional
change.
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Test cases that produce source files in the build directory have not
been able to use prepare_for_testing and friends. This was because
build_executable_from_specs unconditionally prepended the source
directory path name to its arguments.
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an ARM ELF binary into an AARCH64 ELF executable.
PR ld/16671
* elf32-arm.c (elf32_arm_add_symbol_hook): Check for ARM format
before testing for vxworks.
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option coming *after* the command option not before it.
PR binutils/16652
* doc/binutils.texi (ar cmdline): Move --plugin command line
option to after the command option.
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Like inf-child.c, this file is no longer used exclusively by Unix
targets anymore.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* inf-child.h: Update comment to not mention Unix.
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This file is no longer used exclusively by Unix targets anymore.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* inf-child.c: Update top comment to not mention Unix. Add
generic comment describing how this target is meant to be used.
(inf_child_post_attach, inf_child_post_startup_inferior)
(inf_child_follow_fork, inf_child_pid_to_exec_file): Don't mention
Unix in comment.
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So that all native targets inherit a single "superclass".
Target methods that are set to or do the same as inf-child.c's are
removed.
Not tested.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* nto-procfs.c: Include inf-child.h.
(procfs_ops): Delete global.
(procfs_can_run): Delete method.
(procfs_detach, procfs_mourn_inferior): Unpush the passed in
target pointer instead of referencing procfs_ops.
(procfs_prepare_to_store): Delete.
(init_procfs_ops): Delete function.
(procfs_target): New function, based on init_procfs_ops, but
inherit inf_child_target.
(_initialize_procfs): Use procfs_target.
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So that all native targets inherit a single "superclass".
Target methods that are set to or do the same as inf-child.c's are
removed.
Tested by cross building on Fedora 17, and then confirming that
./gdb.exe ./gdb.exe -ex "set pagination off" -ex "start"
under Wine still works.
Also, Joel tested this with Adacore's internal testsuite.
gdb/
2014-03-12 Pedro Alves <palves@redhat.com>
* windows-nat.c: Include inf-child.h.
(windows_ops): Delete global.
(windows_open, windows_prepare_to_store, windows_can_run): Delete
methods.
(init_windows_ops): Delete function.
(windows_target): New function, based on init_windows_ops, but
inherit inf_child_target.
(_initialize_windows_nat): Use windows_target. Install x86
specific target methods here.
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PR binutils/16567
* deflex.l: Add noinput and nounput options.
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Regenerate Makefile.in in bfd, binutils, gas, gold, gprof, ld, opcodes.
Regenerate gas/config.in.
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copy_elf_program_header has logic to reject non-alloc sections when
calculating p_vaddr offset for padding, but blithely assumed the
first section in a segment was allocated.
PR 16690
* elf.c (copy_elf_program_header): Ignore first section lma if
non-alloc.
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coffcode.h uses an intptr_t cast inside an #ifdef RS6000COFF_C, so
ensure that intptr_t is defined. We don't see this when
cross-compiling from linux due to intptr_t being provided by
unistd.h.
PR 16686
* coff-rs6000.c: Include stdint.h.
* coff64-rs6000.c: Likewise.
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(initialize_guile): Replace call to scm_init_guile with call to
scm_with_guile.
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The current sim lacks any sort of tests. Start a basic framework and
add a simple one to test the add insn.
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If we want to run a simple ELF, the reset vector isn't set up, so starting
at address 0 doesn't make sense. Use the ELF's entry point instead.
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This fix is simple:
msp430-sim.c: In function 'maybe_perform_syscall':
msp430-sim.c:898:10: warning: format '%d' expects argument of type 'int',
but argument 5 has type 'long int' [-Wformat]
This one we change to use casts like everyone else does in the code base:
msp430-sim.c: In function 'msp430_step_once':
msp430-sim.c:985:7: warning: passing argument 3 of 'init_disassemble_info'
from incompatible pointer type [enabled by default]
include/dis-asm.h:368:13: note: expected 'fprintf_ftype' but argument is
of type 'int (*)(struct FILE * __restrict__, const char * __restrict__)'
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It is rare for people to want to modify the cmd arg. In general, they
really shouldn't be, but a few still do. For those who misbehave, dupe
the string locally so they can bang on it.
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2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
gold/
* symtab.h (Symbol::set_nonvis): New function.
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2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
gold/
* symtab.cc (Sized_symbol<32>::init_output_data):
Instantiate the template.
(Sized_symbol<64>::init_output_data): Likewise.
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2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
gold/
* symtab.cc (Symbol_table::sized_write_globals): Allow a target to
adjust dynamic symbol value.
* target.h (Target::adjust_dyn_symbol): New function.
(Target::do_adjust_dyn_symbol): New function.
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2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
gold/
* output.cc (Output_data_dynamic::Dynamic_entry::write):
Get the value of DYNAMIC_CUSTOM dynamic entry.
* output.h (Output_data_dynamic::add_custom): New function.
(Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
dynamic entry.
(enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
* target.h (Target::dynamic_tag_custom_value): New function.
(Target::do_dynamic_tag_custom_value): New function.
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2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
gold/
* symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
dynsym indexes.
* target.h (Target::has_custom_set_dynsym_indexes): New function.
(Target::do_has_custom_set_dynsym_indexes): New function.
(Target::set_dynsym_indexes): New function.
(Target::do_set_dynsym_indexes): New function.
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2013-12-03 Tristan Gingold <gingold@adacore.com>
* ticoff.h: Remove.
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gdb/ChangeLog:
* ada-lang.c (ada_evaluate_subexp): Add missing space before '('
in call to TYPE_CODE macro.
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