* write.c (write_relocs): Fix -Wshadow in DEBUG3 and DEBUG4.

	* frags.c (frag_grow): Simplify the code.

	(insert_breakpoint_locations): Fix documentation.
	(remove_breakpoints): Add documentation.

	argument.  Update callers.

2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>

	* testsuite/demangle-expected: Remove an extra line.

	* stack.c (print_frame_info): Comment typo fix.

	* config/tc-mips.c (nops_for_vr4130): Revert previous commit.

	* elfxx-mips.c: Adjust comments throughout.
	(mips_elf_relax_delete_bytes): Reshape code.
	(_bfd_mips_elf_relax_section): Remove check for
	R_MICROMIPS_GPREL16 relocations.  Reshape code.

	gas/
	* config/tc-mips.c: Adjust comments throughout.
	(reglist_lookup): Reshape code.
	(jmp_reloc_p, jalr_reloc_p): Reformat.
	(got16_reloc_p, hi16_reloc_p, lo16_reloc_p): Handle microMIPS
	relocations.
	(gpr_mod_mask): Remove unused variable.
	(gpr_read_mask, gpr_write_mask): Reshape code.
	(fpr_read_mask, fpr_write_mask): Likewise.
	(nops_for_vr4130): Ensure non-microMIPS mode.
	(can_swap_branch_p): Correct pinfo2 reference.  Reshape code.
	(append_insn): Skip Loongson 2F workaround in MIPS16 mode.  Use
	the outermost operator of a compound relocation to determines
	the relocated field.  Fix formatting.
	(md_convert_frag): Reshape code.

	include/opcode/
	* mips.h: Clarify the description of microMIPS instruction
	manipulation macros.
	(MICROMIPSOP_MASK_MAJOR, MICROMIPSOP_SH_MAJOR): Remove macros.

	* MAINTAINERS (Write After Approval): Add myself to the list.

	(library_list_start_segment): Update.
	(library_list_start_section): Update.

	* frags.c (frag_var_init): New function.
	(frag_var): Call frag_var_init to initialize.
	(frag_variant): Ditto.

	Add thread_number parameter.
	(Workqueue_threader_threadpool::should_cancel_thread): Likewise.
	* workqueue-threads.cc
	(Workqueue_threader_threadpool::should_cancel_thread): Cancel
	current thread if its thread number is greater than desired thread
	count.
	* workqueue.cc (Workqueue_threader_single::should_cancel_thread):
	Add thread_number parameter.
	(Workqueue::should_cancel_thread): Likewise.
	(Workqueue::find_runnable_or_wait): Pass thread_number to
	should_cancel_thread.
	* workqueue.h (Workqueue::should_cancel_thread): Add thread_number
	parameter.

bfd/
	* elf32-i386.c (NACL_PLT_ENTRY_SIZE, NACLMASK): New macros.
	(elf_i386_nacl_plt0_entry): New variable.
	(elf_i386_plt_entry): New variable.
	(elf_i386_nacl_pic_plt0_entry): New variable.
	(elf_i386_nacl_pic_plt_entry): New variable.
	(elf_i386_nacl_plt, elf_i386_nacl_arch_bed): New variables.
	(elf_backend_arch_data): New macro setting for elf_i386_nacl_vec stanza.
	(elf_backend_plt_alignment): Likewise.

	* config.bfd: Handle i[3-7]86-*-nacl*.
	* elf32-i386.c (bfd_elf32_i386_nacl_vec): New backend vector stanza.
	* targets.c: Support bfd_elf32_i386_nacl_vec.
	* configure.in: Likewise.
	* configure: Regenerated.

	* elf32-i386.c (struct elf_i386_plt_layout): New type.
	(GET_PLT_ENTRY_SIZE): New macro.
	(elf_i386_plt): New variable.
	(struct elf_i386_backend_data): New member `plt'.
	(elf_i386_arch_bed): Add initializer for it.
	(elf_i386_vxworks_arch_bed): Likewise.
	(elf_i386_allocate_dynrelocs): Use GET_PLT_ENTRY_SIZE.
	(elf_i386_plt_sym_val): Likewise.
	(elf_i386_relocate_section): Likewise.
	(elf_i386_finish_dynamic_symbol): Likewise.
	Also use other elf_i386_plt_layout members for PLT details.
	(elf_i386_finish_dynamic_sections): Likewise.

	* elf32-i386.c (struct elf_i386_backend_data): New type.
	(get_elf_i386_backend_data): New macro.
	(elf_i386_arch_bed): New variable.
	(elf_backend_arch_data): New macro.
	(struct elf_i386_link_hash_table): Remove plt0_pad_byte and is_vxworks.
	(elf_i386_link_hash_table_create): Don't initialize them.
	(elf_i386_create_dynamic_sections): Find is_vxworks flags in
	elf_i386_backend_data, not elf_i386_link_hash_table.
	(elf_i386_adjust_dynamic_symbol): Likewise.
	(elf_i386_allocate_dynrelocs): Likewise.
	(elf_i386_readonly_dynrelocs): Likewise.
	(elf_i386_size_dynamic_sections): Likewise.
	(elf_i386_relocate_section): Likewise.
	(elf_i386_finish_dynamic_symbol): Likewise.
	(elf_i386_finish_dynamic_sections): Likewise.  Same for plt0_pad_byte.
	(elf_i386_vxworks_link_hash_table_create): Function removed.
	(elf_i386_vxworks_arch_bed): New variable.
	(elf_backend_arch_data): New macro in elf32-i386-vxworks stanza.

	* elf-bfd.h (elf_backend_data): New member arch_backend_data.
	* elfxx-target.h (elf_backend_arch_data): New macro.
	(elfNN_bed): Use it as initializer for the new member.

	warning.
	* doc/as.texinfo (Offset): Document .offset directive.

	testsuite/
	* gas/elf/warn-2.s: New.

	of range branches.

	* varobj.c (value_get_print_value): Move hint check later into the
	function.  Comment function.  Free thevalue before reusing it.

2011-07-28  Phil Muldoon  <pmuldoon@redhat.com>

	* gdb.python/py-mi.exp: Test printers returning string hint, and
	also not returning a value.
	* gdb.python/py-prettyprint.c: Add testcase for above.
	* gdb.python/py-prettyprint.py: Add test printer for above.

	* gdb.dwarf2/dw2-simple-locdesc.S: Change DWARF version to 3.
	(.Ldie26, .Ldie41, .Ldie4a, .Ldie54, .Ldie5b): Remove.
	(.Ldie30) Add as field "data4".
	(.Ldie32) Rename field "b" to "shl".
	(abbrev4) Change for the "data4" field.
	(abbrev5, abbrev6) Remove.
	* gdb.dwarf2/dw2-simple-locdesc.exp (p &s.b): Rename to ...
	(p &s.shl): ... here.  Add comment.
	(p &s.data4): New.

2011-07-27  Roland McGrath  <mcgrathr@google.com>

	* ld-i386/vxworks1-lib.rd: Swap order of sections expected in output.

2011-07-27  Jan Kratochvil  <jan.kratochvil@redhat.com>
	    Pedro Alves  <pedro@codesourcery.com>

	* eval.c (evaluate_subexp_standard): Remove not_lval from all calls of
	value_one.
	* valops.c (value_one): Remove parameter lv.  Do not pass it to itself.
	Assert the result kind.
	* value.h (value_one): Remove parameter lv.

	Fix crash on lval_computed values.
	* valops.c (value_zero): Use not_lval for lval_computed.

gdb/testsuite/
	Fix crash on lval_computed values.
	* gdb.dwarf2/implptr.exp (print sizeof (j[0])): New test.

	gdb_assert.h, gdb_locale.h, gdb_dirent.h.

	* typeprint.c (_initialize_typeprint): Extend the help of "whatis" and
	"ptype" by their typedefs difference.

gdb/testsuite/
	* gdb.base/help.exp (help whatis): Update the expected string.

	* dwarf2expr.c (ctx_no_read_reg): New function.
	* dwarf2expr.h (ctx_no_read_reg): New declaration.
	* dwarf2read.c (read_2_signed_bytes, read_4_signed_bytes): Remove.
	(decode_locdesc_read_mem, decode_locdesc_ctx_funcs): New.
	(decode_locdesc): Replace by a caller of dwarf_expr_eval.

gdb/testsuite/
	* gdb.dwarf2/dw2-simple-locdesc.S: New file.
	* gdb.dwarf2/dw2-simple-locdesc.exp: New file.
	* gdb.dwarf2/dw2-stack-boundary.exp (check partial symtab errors):
	Change the expected string.

	* dwarf2-frame.c (no_get_frame_base, no_get_frame_cfa, no_get_frame_pc)
	(no_get_tls_address, no_dwarf_call, no_base_type): Move to the other
	file.
	(dwarf2_frame_ctx_funcs): Reference the renamed functions.
	* dwarf2expr.c (ctx_no_get_frame_base, ctx_no_get_frame_cfa)
	(ctx_no_get_frame_pc, ctx_no_get_tls_address, ctx_no_dwarf_call)
	(ctx_no_get_base_type): Move the functions here.
	* dwarf2expr.h (ctx_no_get_frame_base, ctx_no_get_frame_cfa)
	(ctx_no_get_frame_pc, ctx_no_get_tls_address, ctx_no_dwarf_call)
	(ctx_no_get_base_type): New declarations.

	* dwarf.c (read_and_display_attr_value): Recognize DW_FORM_data4 and
	DW_FORM_data8 as location list pointers only for DWARF < 4.