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112 commits

Author SHA1 Message Date
Paul Brook
a8bc6c780e 2006-05-02 Paul Brook <paul@codesourcery.com>
bfd/
	* elf32-arm.c (elf32_arm_final_link_relocate): Set thumb funciton bit
	for R_ARM_REL32.
gas/
	* config/tc-arm.c (arm_optimize_expr): New function.
	* config/tc-arm.h (md_optimize_expr): Define
	(arm_optimize_expr): Add prototype.
	(TC_FORCE_RELOCATION_SUB_SAME): Define.
ld/testsuite/
	* ld-arm/arm-elf.exp: Add thumb-rel32.
	* ld-arm/thumb-rel32.d: New test.
	* ld-arm/thumb-rel32.s: New test.
2006-05-02 13:09:18 +00:00
Richard Sandiford
00a976722a bfd/
* configure.in (bfd_elf32_bigarm_vec): Include elf-vxworks.lo.
	(bfd_elf32_bigarm_symbian_vec): Likewise.
	(bfd_elf32_bigarm_vxworks_vec): Likewise.
	(bfd_elf32_littlearm_vec): Likewise.
	(bfd_elf32_littlearm_symbian_vec): Likewise.
	(bfd_elf32_littlearm_vxworks_vec): Likewise.
	* configure: Regenerate.
	* elf32-arm.c: Include libiberty.h and elf-vxworks.h.
	(RELOC_SECTION, RELOC_SIZE, SWAP_RELOC_IN, SWAP_RELOC_OUT): New macros.
	(elf32_arm_vxworks_bed): Add forward declaration.
	(elf32_arm_howto_table_1): Fix the masks for R_ASM_ABS12.
	(elf32_arm_vxworks_exec_plt0_entry): New table.
	(elf32_arm_vxworks_exec_plt_entry): Likewise.
	(elf32_arm_vxworks_shared_plt_entry): Likewise.
	(elf32_arm_link_hash_table): Add vxworks_p and srelplt2 fields.
	(reloc_section_p): New function.
	(create_got_section): Use RELOC_SECTION.
	(elf32_arm_create_dynamic_sections): Likewise.  Call
	elf_vxworks_create_dynamic_sections for VxWorks targets.
	Choose between the two possible values of plt_header_size
	and plt_entry_size.
	(elf32_arm_link_hash_table_create): Initialize vxworks_p and srelplt2.
	(elf32_arm_abs12_reloc): New function.
	(elf32_arm_final_link_relocate): Call it.  Allow the creation of
	dynamic R_ARM_ABS12 relocs on VxWorks.  Use reloc_section_p,
	RELOC_SIZE, SWAP_RELOC_OUT and RELOC_SECTION.  Initialize the
	r_addend fields of relocs.  On rela targets, skip any code that
	adjusts in-place addends.  When using _bfd_link_final_relocate
	to perform a final relocation, pass rel->r_addend as the addend
	argument.
	(elf32_arm_merge_private_bfd_data): If one of the bfds is a VxWorks
	object, ignore flags that are not standard on VxWorks.
	(elf32_arm_check_relocs): Allow the creation of dynamic R_ARM_ABS12
	relocs on VxWorks.  Use reloc_section_p.
	(elf32_arm_adjust_dynamic_symbol): Use RELOC_SECTION and RELOC_SIZE.
	(allocate_dynrelocs): Use RELOC_SIZE.  Account for the size of
	.rela.plt.unloaded relocs on VxWorks targets.
	(elf32_arm_size_dynamic_sections): Use RELOC_SIZE.  Check for
	.rela.plt.unloaded as well as .rel(a).plt.  Add DT_RELA* tags
	instead of DT_REL* tags on RELA targets.
	(elf32_arm_finish_dynamic_symbol): Use RELOC_SECTION, RELOC_SIZE
	and SWAP_RELOC_OUT.  Initialize r_addend fields.  Handle VxWorks
	PLT entries.  Do not make _GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
	(elf32_arm_finish_dynamic_sections): Use RELOC_SECTION, RELOC_SIZE
	and SWAP_RELOC_OUT.  Initialize r_addend fields.  Handle DT_RELASZ
	like DT_RELSZ.  Handle the VxWorks form of initial PLT entry.
	Correct the .rela.plt.unreloaded symbol indexes.
	(elf32_arm_output_symbol_hook): Call the VxWorks version of this
	hook on VxWorks targets.
	(elf32_arm_vxworks_link_hash_table_create): Set vxworks_p to true.
	Minor formatting tweak.
	(elf32_arm_vxworks_final_write_processing): New function.
	(elf_backend_add_symbol_hook): Override for VxWorks and reset
	for Symbian.
	(elf_backend_final_write_processing): Likewise.
	(elf_backend_emit_relocs): Likewise.
	(elf_backend_want_plt_sym): Likewise.
	(ELF_MAXPAGESIZE): Likewise.
	(elf_backend_may_use_rel_p): Minor formatting tweak.
	(elf_backend_may_use_rela_p): Likewise.
	(elf_backend_default_use_rela_p): Likewise.
	(elf_backend_rela_normal): Likewise.
	* Makefile.in (elf32-arm.lo): Depend on elf-vxworks.h.

gas/
	* config/tc-arm.c (md_apply_fix): Install a value of zero into a
	BFD_RELOC_ARM_OFFSET_IMM field if we're going to generate a RELA
	R_ARM_ABS12 reloc.
	(tc_gen_reloc): Keep the original fx_offset for RELA pc-relative
	relocs, but adjust by md_pcrel_from_section.  Create R_ARM_ABS12
	relocations for BFD_RELOC_ARM_OFFSET_IMM on RELA targets.

gas/testsuite/
	* gas/arm/abs12.s, gas/arm/abs12.d: New test.
	* gas/arm/pic.d: Skip for *-*-vxworks*...
	* gas/arm/pic_vxworks.d: ...use this version instead.
	* gas/arm/unwind_vxworks.d: Fix expected output.

ld/
	* emulparams/armelf_vxworks.sh: Include vxworks.sh.
	(MAXPAGESIZE): Define.
	* emulparams/vxworks.sh: Undefine.
	* Makefile.am (earmelf_vxworks.c): Depend on vxworks.sh and vxworks.em.
	* Makefile.in: Regenerate.

ld/testsuite/
	* ld-arm/vxworks1.dd, ld-arm/vxworks1.ld, ld-arm/vxworks1-lib.dd,
	* ld-arm/vxworks1-lib.nd, ld-arm/vxworks1-lib.rd,
	* ld-arm/vxworks1-lib.s, ld-arm/vxworks1.rd, ld-arm/vxworks1.s,
	* ld-arm/vxworks1-static.d, ld-arm/vxworks2.s, ld-arm/vxworks2.sd,
	* ld-arm/vxworks2-static.sd: New tests.
	* ld-arm/arm-elf.exp: Run them.
2006-03-07 08:39:21 +00:00
Paul Brook
1d022697d9 2006-02-07 Paul Brook <paul@codesourcery.com>
ld/
	* emultempl/armelf.em: Include elf/arm.h.
	(arm_elf_finish): Set low address bit if enty point is a Thumb
	function.
ld/testsuite/
	* ld-arm/arm-elf.exp: Add thumb-entry test.
	* ld-arm/thumb-entry.d: New test.
	* ld-arm/thumb-entry.s: New test.
2006-02-07 03:50:20 +00:00
Paul Brook
39b41c9ca8 2005-12-12 Paul Brook <paul@codesourcery.com>
bfd/
	* bfd-in2.h: Regenerate.
	* elf32-arm.c (elf32_arm_reloc_map): Add BFD_RELOC_ARM_PCREL_CALL and
	BFD_RELOC_ARM_PCREL_JUMP.
	(check_use_blx): New function.
	(bfd_elf32_arm_process_before_allocation): Don't allocate glue if
	using BLX.
	(elf32_arm_final_link_relocate): Perform bl<->blx conversion for
	R_ARM_CALL and R_ARM_THM.
	(elf32_arm_get_eabi_attr_int): New function.
	(elf32_arm_size_dynamic_sections): Call check_use_blx.
	* libbfd.h: Regenerate.
	* reloc.c: Add BFD_RELOC_ARM_PCREL_CALL and BFD_RELOC_ARM_PCREL_JUMP.
gas/
	* config/tc-arm.c (do_branch): Generate EABI branch relocations.
	(do_bl): New function.
	(do_blx): Generate BFD_RELOC_ARM_PCREL_CALL relocation.
	(do_t_blx): Generate BFD_RELOC_THUMB_PCREL_BRANCH23.
	(insns): Use do_bl.
	(md_pcrel_from_section): Add BFD_RELOC_ARM_PCREL_CALL and
	BFD_RELOC_ARM_PCREL_JUMP.
	(md_apply_fix): Merge BFD_RELOC_ARM_PCREL_BRANCH and
	BFD_RELOC_ARM_PCREL_BLX cases.  Handle BFD_RELOC_ARM_PCREL_CALL and
	BFD_RELOC_ARM_PCREL_JUMP.
	(tc_gen_reloc): Handle BFD_RELOC_ARM_PCREL_CALL and
	BFD_RELOC_ARM_PCREL_JUMP.
	gas/testsuite/
	* gas/arm/pic.d: Allow R_ARM_CALL relocations.
include/elf/
	* arm.h (elf32_arm_get_eabi_attr_int): Add prototype.
ld/testsuite/
	* ld-arm/arm-call.d: New test.
	* ld-arm/arm-call1.s: New file.
	* ld-arm/arm-call1.s: New file.
	* ld-arm/arm-elf.exp: Add arm-call and mixed-app-v5.
	* ld-arm/arm.ld: Add .glue_7 and .ARM.attribues.
	* ld-arm/mixed-app-v5.d: New file.
	* ld-arm/mixed-app.r: Tweak expected output.
2005-12-12 17:03:40 +00:00
Nick Clifton
75be928bd2 Update FSF addresses 2005-05-12 07:32:09 +00:00
Daniel Jacobowitz
ba93b8aced bfd/
* bfd-in2.h, libbfd.h: Regenerated.
	* reloc.c: Add ARM TLS relocations.
	* elf32-arm.c (elf32_arm_howto_table): Add dynamic TLS
	relocations.
	(elf32_arm_tls_gd32_howto, elf32_arm_tls_ldo32_howto)
	(elf32_arm_tls_ldm32_howto, elf32_arm_tls_le32_howto)
	(elf32_arm_tls_ie32_howto): New.
	(elf32_arm_howto_from_type): Support TLS relocations.
	(elf32_arm_reloc_map): Likewise.
	(elf32_arm_reloc_type_lookup): Likewise.
	(TCB_SIZE): Define.
	(struct elf32_arm_obj_tdata): New.
	(elf32_arm_tdata, elf32_arm_local_got_tls_type): Define.
	(elf32_arm_mkobject): New function.
	(struct elf32_arm_relocs_copied): Add pc_count.
	(elf32_arm_hash_entry, GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD)
	(GOT_TLS_IE): Define.
	(struct elf32_arm_link_hash_table): Add tls_ldm_got.
	(elf32_arm_link_hash_newfunc): Initialize tls_type.
	(elf32_arm_copy_indirect_symbol): Copy pc_count and tls_type.
	(elf32_arm_link_hash_table_create): Initialize tls_ldm_got.
	(dtpoff_base, tpoff): New functions.
	(elf32_arm_final_link_relocate): Handle TLS relocations.
	(IS_ARM_TLS_RELOC): Define.
	(elf32_arm_relocate_section): Warn about TLS mismatches.
	(elf32_arm_gc_sweep_hook): Handle TLS relocations and pc_count.
	(elf32_arm_check_relocs): Detect invalid symbol indexes.  Handle
	TLS relocations and pc_count.
	(elf32_arm_adjust_dynamic_symbol): Check non_got_ref.
	(allocate_dynrelocs): Handle TLS.  Bind REL32 relocs to local
	calls.
	(elf32_arm_size_dynamic_sections): Handle TLS.
	(elf32_arm_finish_dynamic_symbol): Likewise.
	(bfd_elf32_mkobject): Define.
gas/
	* config/tc-arm.c (arm_parse_reloc): Add TLS relocations.
	(md_apply_fix3): Mark TLS symbols.
	(tc_gen_reloc): Handle TLS relocations.
	(arm_fix_adjustable): Ignore TLS relocations.
	(s_arm_elf_cons): Support expressions after decorated symbols.
gas/testuite/
	* gas/arm/tls.s, gas/arm/tls.d: New files.
	* gas/arm/arm.exp: Run TLS test.
include/elf/
	* arm.h: Add TLS relocations.
ld/testsuite/
	* ld-arm/tls-lib.s, ld-arm/tls-lib.d, ld-arm/tls-lib.r,
	ld-arm/tls-app.s, ld-arm/tls-app.d, ld-arm/tls-app.r: New files.
	* ld-arm/arm-lib.ld, ld-arm/arm-dyn.ld: Increase data segment
	alignment.
	* ld-arm/arm-elf.exp: Run TLS tests.
2005-03-29 16:54:22 +00:00
Daniel Jacobowitz
b7693d0213 bfd/
* elf32-arm.c (PLT_THUMB_STUB_SIZE): Define.
	(elf32_arm_plt_thumb_stub): New.
	(struct elf32_arm_link_hash_entry): Add plt_thumb_refcount
	and plt_got_offset.
	(elf32_arm_link_hash_traverse): Fix typo.
	(elf32_arm_link_hash_table): Add obfd.
	(elf32_arm_link_hash_newfunc): Initialize new fields.
	(elf32_arm_copy_indirect_symbol): Copy plt_thumb_refcount.
	(elf32_arm_link_hash_table_create): Initialize obfd.
	(record_arm_to_thumb_glue): Mark the glue as a local ARM function.
	(record_thumb_to_arm_glue): Mark the glue as a local Thumb function.
	(bfd_elf32_arm_get_bfd_for_interworking): Verify that the
	interworking BFD is not dynamic.
	(bfd_elf32_arm_process_before_allocation): Handle R_ARM_PLT32.  Do
	not emit glue for PLT references.
	(elf32_arm_final_link_relocate): Handle Thumb functions.  Do not
	emit glue for PLT references.  Support the Thumb PLT prefix.
	(elf32_arm_gc_sweep_hook): Handle R_ARM_THM_PC22 and
	plt_thumb_refcount.
	(elf32_arm_check_relocs): Likewise.
	(elf32_arm_adjust_dynamic_symbol): Handle Thumb functions and
	plt_thumb_refcount.
	(allocate_dynrelocs): Handle Thumb PLT references.
	(elf32_arm_finish_dynamic_symbol): Likewise.
	(elf32_arm_symbol_processing): New function.
	(elf_backend_symbol_processing): Define.
opcodes/
	* arm-dis.c (WORD_ADDRESS): Define.
	(print_insn): Use it.  Correct big-endian end-of-section handling.
gas/testsuite/
	* gas/arm/mapping.d: Expect F markers for Thumb code.
	* gas/arm/unwind.d: Update big-endian pattern.
ld/
	* emultempl/armelf.em (arm_elf_set_bfd_for_interworking): Don't use
	a dynamic object for stubs.
ld/testsuite/
	* ld-arm/mixed-app.d, ld-arm/mixed-app.r, ld-arm/mixed-app.s,
	ld-arm/mixed-app.sym, ld-arm/mixed-lib.d, ld-arm/mixed-lib.r,
	ld-arm/mixed-lib.s, ld-arm/mixed-lib.sym, ld-arm/arm-dyn.ld,
	ld-arm/arm-lib.ld: New files.
	* ld-arm/arm-app-abs32.d, ld-arm/arm-app-abs32.r, ld-arm/arm-app.d,
	ld-arm/arm-app.r, ld-arm/arm-lib-plt32.d, ld-arm/arm-lib-plt32.r,
	ld-arm/arm-lib.d, ld-arm/arm-lib.r, ld-arm/arm-static-app.d,
	ld-arm/arm-static-app.r: Update for big-endian.
	* ld-arm/arm-elf.exp: Run the new tests.
2004-11-17 17:50:28 +00:00
Paul Brook
eeac373afe bfd/
* elf32-arm.h (bfd_elf32_arm_set_target_relocs): Handle "abs"
	target2 relocation type.
ld/
	* ld.texinfo: Document --target2=abs.
	* emulparms/armsymbian.sh (TARGET2_TYPE): Set.
ld/testsuite/
	* ld-arm/arm-elf.exp: Add test for --target2=abs.
	* ld-arm/arm-target2-abs.d: New file.
2004-09-30 17:03:53 +00:00
Paul Brook
3674e28ad0 bfd/
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype.
	(bfd_elf32_arm_process_before_allocation): Update prototype.
	* bfd-in2.h: Regenerate.
	* bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc.
	(elf32_arm_link_hash_table_create): Set it.
	(bfd_elf32_arm_process_before_allocation): Remove target1_is_rel.
	(bfd_elf32_arm_set_target_relocs): New function.
	(arm_real_reloc_type): New function.
	(elf32_arm_final_link_relocate): Use it.  Handle R_ARM_PREL31 and
	R_ARM_GOT_PREL.  Remove R_ARM_TARGET1.
	(elf32_arm_gc_sweep_hook): Ditto.
	(elf32_arm_check_relocs): Ditto.
	(elf32_arm_relocate_section): Handle R_ARM_GOT_PREL.
	* elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and
	R_ARM_GOT_TARGET2.
	(elf32_arm_got_prel): New variable.
	(elf32_arm_howto_from_type): New function.
	(elf32_arm_info_to_howto): Use it.
	(elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and
	BFD_RELOC_ARM_TARGET2.
	* libbfd.h: Regenerate.
	* reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31.
gas/
	* config/tc-arm.c (s_arm_rel31): New funciton.
	(md_pseudo_table): Add .rel31.
	(md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2,
	BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31.
	(tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2.
	(arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2.
	(arm_parse_reloc): Add (target2).
gas/testsuite/
	* gas/arm/pic.s: Add (target2).
	* gas/arm/pic.d: Ditto.
include/
	* elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK.
	Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL,
	R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX.
ld/
	* ld.texinfo: Rename arm-specific section.  Document --target*
	* emulparams/armelf_fbsd.sh: Set TARGET2_TYPE.
	* emulparams/armelf_linux.sh: Ditto.
	* emulparams/armelf_nbsd.sh: Ditto.
	* emultempl/armelf.em: Set default for TARGET2_TYPE.
	(target2_type): New variable.
	(arm_elf_before_allocation): Don't pass target1_type.
	(arm_elf_create_output_section_statements): New function.
	(PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=.
	(PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2.
	(LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set.
	* emultempl/armelf_oabi.em (_before_allocation): Remove extra
	argument to bfd_elf32_arm_process_before_allocation.
ld/testsuite/
	* ld-arm/arm-target1-{abs,rel}.d}: New files.
	* ld-arm/arm-target1.s: New file.
	* ld-arm/arm-target2-{,got-}rel.d: New files.
	* ld-arm/arm-target2.s: New file.
	* ld-arm/arm-rel31.d: New files.
	* ld-arm/arm-rel31.s: New files.
	* ld-arm/arm.ld: New file.
	* ld-arm/arm-elf.exp: Add new tests.
2004-09-17 12:18:19 +00:00
Daniel Jacobowitz
2df149a4c0 * ld-arm/arm-app-abs32.s, ld-arm/arm-app-abs32.r,
ld-arm/arm-app-abs32.d: New files.
	* ld-arm/arm-elf.exp: Add arm-app-abs32 testcase.
2004-01-23 16:51:39 +00:00
Daniel Jacobowitz
0885b73e8a * ld-arm/arm-elf.exp: Add arm-static-app test.
* ld-arm/arm-static-app.s, ld-arm/arm-static-app.d,
	ld-arm/arm-static-app.r: New files.
2004-01-13 21:09:18 +00:00
Daniel Jacobowitz
2e73b915a9 * ld-arm/arm-app.d, ld-arm/arm-app.r, ld-arm/arm-app.s,
ld-arm/arm-lib.d, ld-arm/arm-lib.r, ld-arm/arm-lib.s,
	ld-arm/arm-lib-plt32.d, ld-arm/arm-lib-plt32.r,
	ld-arm/arm-lib-plt32.s, ld-arm/arm-elf.exp: New files.
2004-01-06 21:47:38 +00:00