to use ARM instructions on non-ARM-supporting cores.
(autoselect_thumb_from_cpu_variant): New function. Switch on Thumb
mode automatically based on cpu variant.
(md_begin): Call above function.
DW_AT_ranges when code in compilation unit is not contiguous.
(out_debug_abbrev): Emit DW_AT_ranges abbreviation if code in is not contiguous.
(dwarf2_finish): Create and pass ranges_seg to out_debug_info.
(out_debug_ranges): New function to emit .debug_ranges section when code is not contiguous.
* coff-arm.c (coff_arm_rtype_to_howto) [COFF_WITH_PE]: Handle ARM_SECREL.
(coff_arm_reloc_type_lookup): Map BFD_RELOC_32_SECREL to ARM_SECREL.
* pe-arm.c [COFF_SECTION_ALIGNMENT_ENTRIES]: Define.
* pei-arm.c [TARGET_UNDERSCORE]: Define for ARM_WINCE like in pe-arm.c.
[COFF_SECTION_ALIGNMENT_ENTRIES]: Define.
* config/tc-arm.c: Move "dwarf2dbg.h" inclusion out of OBJ_ELF only block.
(pe_directive_secrel) [TE_PE]: New function.
(md_pseudo_table) [!OBJ_ELF]: Handle 2byte, 4byte, 8byte, file, loc, loc_mark_labels.
[TE_PE]: Handle secrel32.
(output_relax_insn): Remove OBJ_ELF around dwarf2_emit_insn call.
(output_inst): Remove OBJ_ELF around dwarf2_emit_insn call.
(arm_frob_label): Remove OBJ_ELF around dwarf2_emit_label call.
(md_section_align): Only round section sizes here for AOUT targets.
(tc_arm_regname_to_dw2regnum): Move out for OBJ_ELF only block.
(tc_pe_dwarf2_emit_offset): New function.
(md_apply_fix) [TE_PE]: Handle BFD_RELOC_32_SECREL.
(cons_fix_new_arm): Handle O_secrel.
* config/tc-arm.h : Move DWARF2_LINE_MIN_INSN_LENGTH, DWARF2_DEFAULT_RETURN_COLUMN and DWARF2_CIE_DATA_ALIGNMENT out of OBJ_ELF only block.
[TE_PE]: Define O_secrel, TC_DWARF2_EMIT_OFFSET, and declare tc_pe_dwarf2_emit_offset.
* ld-pe/pe.exp: Enable tests on arm-wince-pe.
* ld-pe/secrel.d: Adjust test to work on arm-wince-pe too.
2006-08-02 Richard Sandiford <richard@codesourcery.com>
Kazu Hirata <kazu@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config.bfd (sh-*-vxworks): Use bfd_elf32_shvxworks_vec and
bfd_elf32_shlvxworks_vec.
* configure.in (bfd_elf32_sh64_vec): Add elf-vxworks.lo.
(bfd_elf32_sh64l_vec, bfd_elf32_sh64lin_vec): Likewise.
(bfd_elf32_sh64blin_vec, bfd_elf32_sh64lnbsd_vec): Likewise.
(bfd_elf32_sh64nbsd_vec, bfd_elf32_sh_vec): Likewise.
(bfd_elf32_shblin_vec, bfd_elf32_shl_vec): Likewise.
(bfd_elf32_shl_symbian_vec, bfd_elf32_shlin_vec): Likewise.
(bfd_elf32_shlnbsd_vec, bfd_elf32_shnbsd_vec): Likewise.
(bfd_elf32_shlvxworks_vec, bfd_elf32_shvxworks_vec): New stanzas.
* configure: Regenerate.
* Makefile.am: Regenerate dependencies.
* Makefile.in: Regenerate.
* elf-vxworks.c (elf_vxworks_gott_symbol_p): New function.
(elf_vxworks_add_symbol_hook): Use it.
(elf_vxworks_link_output_symbol_hook): Likewise. Use the hash
table entry to check for weak undefined symbols and to obtain
the original bfd.
(elf_vxworks_emit_relocs): Use target_index instead of this_idx.
* elf32-sh-relocs.h: New file, split from elf32-sh.c.
(R_SH_DIR32): Use SH_PARTIAL32 for the partial_inplace field,
SH_SRC_MASK32 for the src_mask field, and SH_ELF_RELOC for the
special_function field.
(R_SH_REL32): Use SH_PARTIAL32 and SH_SRC_MASK32 here too.
(R_SH_REL32, R_SH_TLS_GD_32, R_SH_TLS_LD_32): Likewise.
(R_SH_TLS_LDO_32, R_SH_TLS_IE_32, R_SH_TLS_LE_32): Likewise.
(R_SH_TLS_DTPMOD32, R_SH_TLS_DTPOFF32, R_SH_TLS_TPOFF32): Likewise.
(R_SH_GOT32, R_SH_PLT32, R_SH_COPY, R_SH_GLOB_DAT): Likewise.
(R_SH_JMP_SLOT, R_SH_RELATIVE, R_SH_GOTOFF, R_SH_GOTPC): Likewise.
(SH_PARTIAL32, SH_SRC_MASK32, SH_ELF_RELOC): Undefine at end of file.
* elf32-sh.c: Include elf32-vxworks.h.
(MINUS_ONE): Define.
(sh_elf_howto_table): Include elf32-sh-relocs.h with SH_PARTIAL32
set to TRUE, SH_SRC_MASK32 set to 0xffffffff, and SH_ELF_RELOC set
to sh_elf_reloc.
(sh_vxworks_howto_table): New variable. Include elf32-sh-relocs.h
with SH_PARTIAL32 set to FALSE, SH_SRC_MASK32 set to 0, and
SH_ELF_RELOC set to bfd_elf_generic_reloc.
(vxworks_object_p, get_howto_table): New functions.
(sh_elf_reloc_type_lookup): Fix typo. Use get_howto_table.
(sh_elf_info_to_howto): Use get_howto_table.
(sh_elf_relax_section): Honor the partial_inplace field of the
R_SH_DIR32 howto.
(sh_elf_relax_delete_bytes): Likewise.
(elf_sh_plt_info): New structure.
(PLT_ENTRY_SIZE): Replace both definitions with...
(ELF_PLT_ENTRY_SIZE): ...this new macro, with separate definitions for
INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
(elf_sh_plt0_entry_be): Update sizes of both definitions accordingly.
(elf_sh_plt0_entry_le): Likewise.
(elf_sh_plt_entry_be, elf_sh_plt_entry_le): Likewise.
(elf_sh_pic_plt_entry_be, elf_sh_pic_plt_entry_le): Likewise.
(elf_sh_plts): New structure, with separate definitions for
INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
(elf_sh_plt0_entry): Delete both definitions.
(elf_sh_plt_entry, elf_sh_pic_plt_entry): Likewise.
(elf_sh_sizeof_plt, elf_sh_plt_plt0_offset): Likewise.
(elf_sh_plt_temp_offset, elf_sh_plt_symbol_offset): Likewise.
(elf_sh_plt_reloc_offset): Likewise.
(movi_shori_putval): Delete in favor of...
(install_plt_field): ...this new function, with separate definitions
for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
(get_plt_info): New function, with separate definitions
for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA.
(elf_sh_plt0_linker_offset, elf_sh_plt0_gotid_offset): Delete.
(VXWORKS_PLT_HEADER_SIZE, VXWORKS_PLT_ENTRY_SIZE): New macros.
(vxworks_sh_plt0_entry_be, vxworks_sh_plt0_entry_le): New constants.
(vxworks_sh_plt_entry_be, vxworks_sh_plt_entry_le): Likewise.
(vxworks_sh_pic_plt_entry_be, vxworks_sh_pic_plt_entry_le): Likewise.
(get_plt_index, get_plt_offset): New functions.
(elf_sh_link_hash_table): Add srelplt2, plt_info and vxworks_p fields.
(sh_elf_link_hash_table_create): Initialize them.
(sh_elf_create_dynamic_sections): Call
elf_vxworks_create_dynamic_sections for VxWorks.
(allocate_dynrelocs): Use htab->plt_info to get the size of PLT
entries. Allocate relocation entries in .rela.plt.unloaded if
generating a VxWorks executable.
(sh_elf_always_size_sections): New function.
(sh_elf_size_dynamic_sections): Extend .rela.plt handling to
.rela.plt.unloaded.
(sh_elf_relocate_section): Use get_howto_table. Honor
partial_inplace when calculating the addend for dynamic
relocations. Use get_plt_index.
(sh_elf_finish_dynamic_symbol): Use get_plt_index, install_plt_field
and htab->plt_info. Fill in the bra .plt offset for VxWorks
executables. Populate .rela.plt.unloaded. Do not make
_GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
(sh_elf_finish_dynamic_sections): Use install_plt_field and
htab->plt_info. Handle cases where there is no special PLT header.
Populate the first relocation in .rela.plt.unloaded and fix up
the remaining entries.
(sh_elf_plt_sym_val): Use get_plt_info.
(elf_backend_always_size_sections): Define.
(TARGET_BIG_SYM, TARGET_BIG_NAME): Override for VxWorks.
(TARGET_LITTLE_SYM, TARGET_BIG_SYM): Likewise.
(elf32_bed, elf_backend_want_plt_sym): Likewise.
(elf_symbol_leading_char, elf_backend_want_got_underscore): Likewise.
(elf_backend_grok_prstatus, elf_backend_grok_psinfo): Likewise.
(elf_backend_add_symbol_hook): Likewise.
(elf_backend_link_output_symbol_hook): Likewise.
(elf_backend_emit_relocs): Likewise.
(elf_backend_final_write_processing): Likewise.
(ELF_MAXPAGESIZE, ELF_COMMONPAGESIZE): Likewise.
* targets.c (bfd_elf32_shlvxworks_vec): Declare.
(bfd_elf32_shvxworks_vec): Likewise.
(_bfd_target_vector): Include bfd_elf32_shlvxworks_vec and
bfd_elf32_shvxworks_vec.
gas/
* config/tc-sh.c (apply_full_field_fix): New function.
(md_apply_fix): Use it instead of md_number_to_chars. Do not fill
in fx_addnumber for BFD_RELOC_32_PLT_PCREL.
(tc_gen_reloc): Use fx_addnumber rather than 0 as the default case.
* config/tc-sh.h (TARGET_FORMAT): Override for TE_VXWORKS.
ld/
2006-08-02 Richard Sandiford <richard@codesourcery.com>
Kazu Hirata <kazu@codesourcery.com>
Phil Edwards <phil@codesourcery.com>
* Makefile.am (ALL_EMULATIONS): Add eshelf_vxworks.o and
eshlelf_vxworks.o.
(eshelf_vxworks.c, eshlelf_vxworks.c): New rules.
* Makefile.in: Regenerate.
* configure.tgt (sh-*-vxworks): Use shelf_vxworks and
shlelf_vxworks.
* emulparams/shelf_vxworks.sh: New file.
* emulparams/shlelf_vxworks.sh: Likewise.
* emulparams/vxworks.sh (FINI): Prefix _etext with ${SYMPREFIX}.
(OTHER_END_SYMBOLS): Likewise _ehdr.
(DATA_END_SYMBOLS): Likewise _edata.
* emultempl/vxworks.em (vxworks_after_open): Check whether output_bfd
is indeed an ELF file before dealing with --force-dynamic.
ld/testsuite/
* ld-sh/rd-sh.exp: Treat vxworks1-static.d specially.
* ld-sh/sh-vxworks.exp: New file.
* ld-sh/sh.exp: Extend sh-linux SIZEOF_HEADERS handling to
sh-*-vxworks.
* ld-sh/vxworks1-le.dd, ld-sh/vxworks1-lib-le.dd,
* ld-sh/vxworks1-lib.dd, ld-sh/vxworks1-lib.nd,
* ld-sh/vxworks1-lib.rd, ld-sh/vxworks1-lib.s,
* ld-sh/vxworks1-static.d, ld-sh/vxworks1.dd,
* ld-sh/vxworks1.ld, ld-sh/vxworks1.rd, ld-sh/vxworks1.s,
* ld-sh/vxworks2-static.sd, ld-sh/vxworks2.s,
* ld-sh/vxworks2.sd, ld-sh/vxworks3-le.dd,
* ld-sh/vxworks3-lib-le.dd, ld-sh/vxworks3-lib.dd,
* ld-sh/vxworks3-lib.s, ld-sh/vxworks3.dd, ld-sh/vxworks3.s,
* ld-sh/vxworks4.d, ld-sh/vxworks4a.s, ld-sh/vxworks4b.s,
* ld-sh/reloc1.s, ld-sh/reloc1.d: New tests.
* config/tc-arm.c (parse_operands): Handle invalid register name
for OP_RIWR_RIWC.
gas/testsuite:
* gas/arm/iwmmxt-bad.s: Test invalid register names for wldrw and
wstrw.
* gas/arm/iwmmxt-bad.l: Update.
* config/tc-arm.c (enum operand_parse_code): Add OP_RIWC_RIWG.
(parse_operands): Handle it.
(insns): Use it for tmcr and tmrc.
gas/testsuite:
* gas/arm/iwmmxt.s: Test tmcr and tmrc with wcgr registers.
* gas/arm/iwmmxt.d: Update.
* bfd/elf64-x86-64.c: Add FreeBSD support.
(elf64_x86_64_fbsd_post_process_headers): New function.
* bfd/targets.c (_bfd_target_vector): Add bfd_elf64_x86_64_freebsd_vec.
* bfd/config.bfd (x64_64-*-freebsd*): Add bfd_elf64_x86_64_freebsd_vec to the targ_selvecs.
* bfd/configure.in: Add entry for bfd_elf64_x86_64_freebsd_vec.
* bfd/configure: Regenerate.
* gas/config/tc-i386.c (md_parse_option): Treat any target starting with elf64_x86_64 as a viable target for the -64 switch.
(i386_target_format): For 64-bit ELF flavoured output use ELF_TARGET_FORMAT64.
* gas/config/tc-i386.h (ELF_TARGET_FORMAT64): Define.
* ld/emulparams/elf_x86_64_fbsd.sh (OUTPUT_FORMAT): Define as elf64-x86-64-freebsd.
* acinclude.m4 (BFD_BINARY_FOPEN): Import this function from bfd/aclocal.m4.
* configure.in: Run BFD_BINARY_FOPEN.
* configure: Regenerate.
* as.h: Look at USE_BINARY_FOPEN to decide which fopen-*.h header file to include.
bfd/
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* reloc.c: Add BFD_RELOC_ARM_T32_ADD_IMM.
gas/
* tc-arm.c (do_t_add_sub): Use addw/subw when source is PC.
(md_convert_frag): Use correct reloc for add_pc. Use
BFD_RELOC_ARM_T32_ADD_IMM for normal add/sum.
(md_apply_fix): Handle BFD_RELOC_ARM_T32_ADD_IMM.
(arm_force_relocation): Handle BFD_RELOC_ARM_T32_ADD_IMM.
gas/testsuite/
* gas/arm/thumb2_add.d: New test.
* gas/arm/thumb2_add.s: New test.
fixup_segment() to repeat a range check on a value that have already
been checked here.
* gas/sh/basic.exp: Run "too_large" dump test.
* gas/sh/too_large.s: New test file. Check that .byte directives do not
generate a bogus overflow message.
* gas/sh/too_large.s: New test control file.
* doc/as.texi: Fix spelling typo: branchs => branches.
* doc/c-m68hc11.texi: Likewise.
* config/tc-m68hc11.c: Likewise.
Support old spelling of command line switch for backwards compatibility.
* gas/mips/mips.exp: Move mips16e testcase to ELF only tests.
Run elf{el}-rel2 and elf-rel4 for all arches with gpr64. Run
e32-rel2 and e32-rel4 also for 64 bit configurations.
2006-06-23 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (cpu_arch_tune_set): New.
(cpu_arch_isa): Likewise.
(i386_align_code): Use xchg %ax,%ax for 2 byte nop. Optimize
nops with short or long nop sequences based on -march=/.arch
and -mtune=.
(set_cpu_arch): Set cpu_arch_isa. If cpu_arch_tune_set is 0,
set cpu_arch_tune and cpu_arch_tune_flags.
(md_parse_option): For -march=, set cpu_arch_isa and set
cpu_arch_tune and cpu_arch_tune_flags if cpu_arch_tune_set is
0. Set cpu_arch_tune_set to 1 for -mtune=.
(i386_target_format): Don't set cpu_arch_tune.
gas/testsuite/
2006-06-23 H.J. Lu <hongjiu.lu@intel.com>
* gas/i386/i386.exp: Run nops-1, nops-1-i386, nops-1-i686,
nops-1-merom, nops-2, nops-2-i386, nops-2-merom, x86-64-nops-1,
x86-64-nops-1-k8, x86-64-nops-1-nocona and x86-64-nops-1-merom.
* gas/i386/nops-1.s: New file.
* gas/i386/nops-2.s: Likewise.
* gas/i386/nops-1-i386.d: Likewise.
* gas/i386/nops-1-i686.d: Likewise.
* gas/i386/nops-1-merom.d: Likewise.
* gas/i386/nops-1.d: Likewise.
* gas/i386/nops-2-i386.d: Likewise.
* gas/i386/nops-2-merom.d: Likewise.
* gas/i386/nops-2.d: Likewise.
* gas/i386/x86-64-nops-1.s: Likewise.
* gas/i386/x86-64-nops-1-k8.d: Likewise.
* gas/i386/x86-64-nops-1-merom.d: Likewise.
* gas/i386/x86-64-nops-1-nocona.d: Likewise.
* gas/i386/x86-64-nops-1.d: Likewise.
* gas/i386/sse2.d: Updated to expect xchg %ax,%ax as 2 byte
nop.
Julian Brown
Thiemo Seufer
Michael Meissner
Bob Wilson
DJ Delorie
Nick Clifton
Richard Sandiford
Joseph Myers
H.J. Lu
Paul Brook
Alan Modra
Jim Wilson