(break_command_really, set_breakpoint): New parameter enabled.
(create_breakpoint, break_command_really): Make breakpoint
disabled if so requested.
* breakpoint.h (set_breakpoint): New parameter enabled.
* mi/mi-cmd-break.c (mi_cmd_break_insert): Handle the -d option.
* elf32-arm.c (bfd_elf32_arm_vfp11_erratum_scan): Skip BFDs with
EXEC_P or DYNAMIC flags, and skip sections which are being linked
with --just-symbols (-R).
2009-01-29 Paul Brook <paul@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* config/tc-arm.c (do_t_mul): In Thumb-2 mode, use 16-bit encoding
of MUL when possible.
gas/testsuite:
2009-01-29 Paul Brook <paul@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* gas/arm/thumb2_mul.s: New file.
* gas/arm/thumb2_mul.d: Likewise.
* gas/arm/thumb2_mul-bad.s: Likewise.
* gas/arm/thumb2_mul-bad.d: Likewise.
* gas/arm/thumb2_mul-bad.l: Likewise.
* gas/arm/t16-bad.s: Add tests for"mul" with high registers.
* gas/arm/t16-bad.l: Update accordingly.
* gas/all/gas.exp: Expect forward test to fail for MeP.
Expect relax test to fail for MeP.
* gas/mep/relocs.d: Update expected disassembly.
* lib/ld-lib.exp (check_gc_sections_available): Add MeP to list of
targets which do not support garbage collection.
* ld-srec/srec.exp (run_srec_test): Expect tests to fail for MeP.
* ld-elf/group8a.d: Likewise.
* ld-elf/group8b.d: Likewise.
* ld-elf/group9a.d: Likewise.
* ld-elf/group9b.d: Likewise.
* binutils-all/objdump.W: Do not assume that high and low PC
addresses will have been computed.
(EAX_REG_NUM,ECX_REG_NUM,EDX_REGNUM,EBX_REG_NUM,ESI_REG_NUM)
(EDI_REG_NUM): New macros.
(MODRM_MOD_FIELD,MODRM_REG_FIELD,MODRM_RM_FIELD): New macros.
(SIB_SCALE_FIELD,SIB_INDEX_FIELD,SIB_BASE_FIELD): New macros.
(REG_PREFIX_P): New macro.
* amd64-tdep.h (amd64_displaced_step_copy_insn): Declare.
(amd64_displaced_step_fixup): Declare.
* amd64-tdep.c: #include opcode/i386.h, dis-asm.h.
(amd64_arch_regmap): Move out of amd64_analyze_stack_align
and make static global.
(amd64_arch_regmap_len): New static global.
(amd64_arch_reg_to_regnum): New function.
(struct amd64_insn): New struct.
(struct displaced_step_closure): New struct.
(onebyte_has_modrm,twobyte_has_modrm): New static globals.
(rex_prefix_p,skip_prefixes)
(amd64_insn_length_fprintf,amd64_insn_length_init_dis)
(amd64_insn_length,amd64_get_unused_input_int_reg)
(amd64_get_insn_details,fixup_riprel,fixup_displaced_copy)
(amd64_displaced_step_copy_insn)
(amd64_absolute_jmp_p,amd64_absolute_call_p,amd64_ret_p)
(amd64_call_p,amd64_breakpoint_p,amd64_syscall_p)
(amd64_displaced_step_fixup): New functions.
* amd64-linux-tdep.c: #include arch-utils.h.
(amd64_linux_init_abi): Install displaced stepping support.
* gdb.arch/amd64-disp-step.S: New file.
* gdb.arch/amd64-disp-step.exp: New file.
* gdb.arch/i386-disp-step.S: New file.
* gdb.arch/i386-disp-step.exp: New file.
* version.cc: Include <cstdio>.
* object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
warning.
* reduced_debug_output.cc (insert_into_vector): Rename from
Insert_into_vector; change all callers. Use Swap_unaligned to
avoid aliasing issue; remove union since it is unnecessary.
* Makefile.am (CCFILES): Add gc.cc.
(HFILES): Add gc.h.
* Makefile.in: Regenerate.
* gold.cc (Gc_runner): New class.
(queue_initial_tasks): Call garbage collection related tasks
when corresponding options are invoked.
(queue_middle_gc_tasks): New function.
(queue_middle_tasks): Reorder tasks to allow relocs to be read and
processed early before laying out sections during garbage collection.
* gold.h (queue_middle_gc_tasks): New function.
(is_prefix_of): Move from "layout.cc".
* i386.cc (Target_i386::gc_process_relocs): New function.
* layout.cc (is_prefix_of): Remove. Move to "gold.h"
* main.cc (main): Create object of class "Garbage_collection".
* object.cc (Relobj::copy_symbols_data): New function.
(Relobj::is_section_name_included): New function.
(Sized_relobj::do_layout): Allow this function to be called twice
during garbage collection and defer layout of section during the
first call.
* object.h (Relobj::get_symbols_data): New function.
(Relobj::is_section_name_included): New function.
(Relobj::copy_symbols_data): New function.
(Relobj::set_symbols_data): New function.
(Relobj::get_relocs_data): New function.
(Relobj::set_relocs_data): New function.
(Relobj::is_output_section_offset_invalid): New pure virtual function.
(Relobj::gc_process_relocs): New function.
(Relobj::do_gc_process_relocs): New pure virtual function.
(Relobj::sd_): New data member.
(Sized_relobj::is_output_section_offset_invalid): New function.
(Sized_relobj::do_gc_process_relocs): New function.
* options.h (General_options::gc_sections): Modify to not be a no-op.
(General_options::print_gc_sections): New option.
* plugin.cc (Plugin_finish::run): Remove function call to
Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
* powerpc.cc (Target_powerpc::gc_process_relocs): New function.
* reloc.cc (Read_relocs::run): Add task to process relocs and
determine unreferenced sections when doing garbage collection.
(Gc_process_relocs): New class.
(Sized_relobj::do_gc_process_relocs): New function.
(Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
sections that are garbage collected.
* reloc.h (Gc_process_relocs): New class.
* sparc.cc (Target_sparc::gc_process_relocs): New function.
* symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
symbols whose corresponding sections are garbage collected.
(Symbol_table::Symbol_table): Add new parameter for the garbage
collection object.
(Symbol_table::gc_mark_undef_symbols): New function.
(Symbol_table::gc_mark_symbol_for_shlib): New function.
(Symbol_table::gc_mark_dyn_syms): New function.
(Symbol_table::resolve): Do not treat symbols seen in dynamic objects
as garbage.
(Symbol_table::add_from_object): Likewise.
(Symbol_table::add_from_relobj): When building shared objects, do not
treat externally visible symbols as garbage.
(Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
table information for static and relocatable links.
* symtab.h (Symbol_table::set_gc): New function.
(Symbol_table::gc): New function.
(Symbol_table::gc_mark_undef_symbols): New function.
(Symbol_table::gc_mark_symbol_for_shlib): New function.
(Symbol_table::gc_mark_dyn_syms): New function.
(Symbol_table::gc_): New data member.
* target.h (Sized_target::gc_process_relocs): New pure virtual
function.
* x86_64.cc (Target_x86_64::gc_process_relocs): New function.
* testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
sequence containing an unsupported reloc type.
(enum options): Replace computed #define's constants for option
numbers with this enum.
(struct md_longopts): Use the enum. Allow OPTION_32 in a non-ELF
environment.
(md_parse_option): Allow -32 in a non-ELF environment.
* gas/lib/gas-defs.exp: Update description of run_dump_test proc.
* gas/mips/dli.d: Pass -64 to gas.
* gas/mips/mips64-mips3d-incl.d: Likewise.
* gas/mips/octeon.d: Likewise.
* gas/mips/sb1-ext-mdmx.d: Likewise.
* gas/mips/sb1-ext-ps.d: Likewise.
* gas/mips/e32el-rel2.s: Pass -march=mips3 to gas.
Update expected relocs.
* gas/mips/ld-ilocks-addr32.d: Do not run for tx39 targets.
* gas/mips/mips.exp: Remove 'ilocks' variable.
Add ecoff targets to 'addr32' variable.
Set 'no_mips16' for ecoff targets.
Do not run div-ilocks or mul-ilocks test variants.
* gas/mips/mips16-intermix.d: Use nm instead of objdump so that
the symbol table output is sorted. Update expecetd output.
parent to the child.
* inf-ttrace.c (inf_ttrace_follow_fork): Likewise.
* inf-ptrace.c (inf_ptrace_follow_fork): Likewise. Use
remove_breakpoints to remove breakpoints from the parent.
finding its unwinder. Use frame_id_build to build the new frame's
id.
* stack.c (parse_frame_specification_1): Correct setting ``addrs''
array values from the ``args'' array values.
(create_array_type, create_set_type, init_flags_type)
(copy_type_recursive): Replace pairs of calls to XALLOC and memset
with a call to XZALLOC or XCALLOC, and pairs of calls to
obstack_alloc and memset with a call to OBSTACK_ZALLOC.
