1999-05-03 15:29:06 +08:00
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/* ARM ELF support for BFD.
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2010-04-15 18:26:09 +08:00
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Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009, 2010
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2005-03-03 19:58:10 +08:00
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Free Software Foundation, Inc.
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1999-05-03 15:29:06 +08:00
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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2010-04-15 18:26:09 +08:00
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the Free Software Foundation; either version 3 of the License, or
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1999-05-03 15:29:06 +08:00
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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2005-05-10 18:21:13 +08:00
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Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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1999-05-03 15:29:06 +08:00
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#ifndef _ELF_ARM_H
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#define _ELF_ARM_H
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#include "elf/reloc-macros.h"
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/* Processor specific flags for the ELF header e_flags field. */
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#define EF_ARM_RELEXEC 0x01
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#define EF_ARM_HASENTRY 0x02
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2001-02-28 18:11:36 +08:00
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#define EF_ARM_INTERWORK 0x04
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#define EF_ARM_APCS_26 0x08
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#define EF_ARM_APCS_FLOAT 0x10
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#define EF_ARM_PIC 0x20
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#define EF_ARM_ALIGN8 0x40 /* 8-bit structure alignment is in use. */
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#define EF_ARM_NEW_ABI 0x80
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#define EF_ARM_OLD_ABI 0x100
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#define EF_ARM_SOFT_FLOAT 0x200
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2002-01-16 19:35:18 +08:00
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#define EF_ARM_VFP_FLOAT 0x400
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2003-02-10 18:44:46 +08:00
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#define EF_ARM_MAVERICK_FLOAT 0x800
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2001-02-28 18:11:36 +08:00
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2005-03-19 01:06:16 +08:00
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/* Frame unwind information */
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include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
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#define PT_ARM_EXIDX (PT_LOPROC + 1)
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2005-03-19 01:06:16 +08:00
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2001-02-28 18:11:36 +08:00
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/* Other constants defined in the ARM ELF spec. version B-01. */
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2009-08-10 22:56:34 +08:00
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#define EF_ARM_SYMSARESORTED 0x04 /* NB conflicts with EF_INTERWORK. */
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#define EF_ARM_DYNSYMSUSESEGIDX 0x08 /* NB conflicts with EF_APCS26. */
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#define EF_ARM_MAPSYMSFIRST 0x10 /* NB conflicts with EF_APCS_FLOAT. */
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2000-04-07 07:18:18 +08:00
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#define EF_ARM_EABIMASK 0xFF000000
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2012-10-30 20:44:57 +08:00
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/* New constants defined in the ARM ELF spec. version XXX.
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Only valid in conjunction with EF_ARM_EABI_VER5. */
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#define EF_ARM_ABI_FLOAT_SOFT 0x200 /* NB conflicts with EF_ARM_SOFT_FLOAT. */
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#define EF_ARM_ABI_FLOAT_HARD 0x400 /* NB conflicts with EF_ARM_VFP_FLOAT. */
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2004-03-24 07:05:52 +08:00
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/* Constants defined in AAELF. */
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#define EF_ARM_BE8 0x00800000
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#define EF_ARM_LE8 0x00400000
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2000-04-07 07:18:18 +08:00
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#define EF_ARM_EABI_VERSION(flags) ((flags) & EF_ARM_EABIMASK)
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#define EF_ARM_EABI_UNKNOWN 0x00000000
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#define EF_ARM_EABI_VER1 0x01000000
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2001-02-28 18:11:36 +08:00
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#define EF_ARM_EABI_VER2 0x02000000
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2004-03-24 07:05:52 +08:00
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#define EF_ARM_EABI_VER3 0x03000000
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2004-10-12 22:17:08 +08:00
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#define EF_ARM_EABI_VER4 0x04000000
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2006-03-11 01:20:30 +08:00
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#define EF_ARM_EABI_VER5 0x05000000
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2000-04-07 07:18:18 +08:00
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1999-05-03 15:29:06 +08:00
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/* Local aliases for some flags to match names used by COFF port. */
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2001-02-28 18:11:36 +08:00
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#define F_INTERWORK EF_ARM_INTERWORK
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#define F_APCS26 EF_ARM_APCS_26
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#define F_APCS_FLOAT EF_ARM_APCS_FLOAT
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#define F_PIC EF_ARM_PIC
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#define F_SOFT_FLOAT EF_ARM_SOFT_FLOAT
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2002-01-16 19:35:18 +08:00
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#define F_VFP_FLOAT EF_ARM_VFP_FLOAT
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1999-05-03 15:29:06 +08:00
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2000-01-28 04:05:27 +08:00
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/* Additional symbol types for Thumb. */
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#define STT_ARM_TFUNC STT_LOPROC /* A Thumb function. */
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#define STT_ARM_16BIT STT_HIPROC /* A Thumb label. */
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1999-05-03 15:29:06 +08:00
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2004-10-01 20:59:35 +08:00
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/* Additional section types. */
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2009-08-10 22:56:34 +08:00
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#define SHT_ARM_EXIDX 0x70000001 /* Section holds ARM unwind info. */
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#define SHT_ARM_PREEMPTMAP 0x70000002 /* Section pre-emption details. */
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#define SHT_ARM_ATTRIBUTES 0x70000003 /* Section holds attributes. */
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#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* Section holds overlay debug info. */
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#define SHT_ARM_OVERLAYSECTION 0x70000005 /* Section holds GDB and overlay integration info. */
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2004-10-01 20:59:35 +08:00
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2000-01-28 04:05:27 +08:00
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/* ARM-specific values for sh_flags. */
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#define SHF_ENTRYSECT 0x10000000 /* Section contains an entry point. */
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#define SHF_COMDEF 0x80000000 /* Section may be multiply defined in the input to a link step. */
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1999-05-03 15:29:06 +08:00
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2000-01-28 04:05:27 +08:00
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/* ARM-specific program header flags. */
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#define PF_ARM_SB 0x10000000 /* Segment contains the location addressed by the static base. */
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2000-04-07 07:18:18 +08:00
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#define PF_ARM_PI 0x20000000 /* Segment is position-independent. */
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#define PF_ARM_ABS 0x40000000 /* Segment must be loaded at its base address. */
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1999-05-03 15:29:06 +08:00
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2006-10-17 23:46:21 +08:00
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/* Values for the Tag_CPU_arch EABI attribute. */
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2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
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#define TAG_CPU_ARCH_PRE_V4 0
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#define TAG_CPU_ARCH_V4 1
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#define TAG_CPU_ARCH_V4T 2
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#define TAG_CPU_ARCH_V5T 3
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#define TAG_CPU_ARCH_V5TE 4
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#define TAG_CPU_ARCH_V5TEJ 5
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#define TAG_CPU_ARCH_V6 6
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#define TAG_CPU_ARCH_V6KZ 7
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#define TAG_CPU_ARCH_V6T2 8
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#define TAG_CPU_ARCH_V6K 9
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#define TAG_CPU_ARCH_V7 10
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#define TAG_CPU_ARCH_V6_M 11
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#define TAG_CPU_ARCH_V6S_M 12
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2009-11-18 00:31:56 +08:00
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#define TAG_CPU_ARCH_V7E_M 13
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2012-08-24 15:50:37 +08:00
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#define TAG_CPU_ARCH_V8 14
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#define MAX_TAG_CPU_ARCH 14
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2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
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/* Pseudo-architecture to allow objects to be compatible with the subset of
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armv4t and armv6-m. This value should never be stored in object files. */
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#define TAG_CPU_ARCH_V4T_PLUS_V6_M (MAX_TAG_CPU_ARCH + 1)
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2006-10-17 23:46:21 +08:00
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1999-05-03 15:29:06 +08:00
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/* Relocation types. */
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2000-04-08 08:09:26 +08:00
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1999-05-03 15:29:06 +08:00
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START_RELOC_NUMBERS (elf_arm_reloc_type)
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include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
|
|
/* AAELF official names and numbers. */
|
|
|
|
|
RELOC_NUMBER (R_ARM_NONE, 0)
|
|
|
|
|
RELOC_NUMBER (R_ARM_PC24, 1) /* deprecated */
|
|
|
|
|
RELOC_NUMBER (R_ARM_ABS32, 2)
|
|
|
|
|
RELOC_NUMBER (R_ARM_REL32, 3)
|
|
|
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|
RELOC_NUMBER (R_ARM_LDR_PC_G0, 4)
|
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|
RELOC_NUMBER (R_ARM_ABS16, 5)
|
|
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|
RELOC_NUMBER (R_ARM_ABS12, 6)
|
|
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|
RELOC_NUMBER (R_ARM_THM_ABS5, 7)
|
|
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|
RELOC_NUMBER (R_ARM_ABS8, 8)
|
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|
RELOC_NUMBER (R_ARM_SBREL32, 9)
|
|
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|
|
RELOC_NUMBER (R_ARM_THM_CALL, 10)
|
|
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|
RELOC_NUMBER (R_ARM_THM_PC8, 11)
|
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|
|
RELOC_NUMBER (R_ARM_BREL_ADJ, 12)
|
bfd/
* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
relocations.
* libbfd.h: Rebuilt.
* bfd-in2.h: Rebuilt.
* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
(elf32_arm_reloc_map): Likewise.
(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
(elf32_arm_stub_long_branch_any_tls_pic,
elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
(DEF_STUBS): Add new stubs.
(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
(elf32_arm_local_tlsdesc_gotent): New.
(GOT_TLS_GDESC): New mask.
(GOT_TLS_GD_ANY): Define.
(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
(elf32_arm_compute_jump_table_size): New.
(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
sgotplt_jump_table_size fields.
(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
(elf32_arm_link_hash_table_create): Initialize new fields.
(arm_type_of_stub): Check TLS desc relocs too.
(elf32_arm_stub_name): TLS desc relocs can be shared.
(elf32_arm_tls_transition): Determine relaxation.
(arm_stub_required_alignment): Add tls stubs.
(elf32_arm_size_stubs): Likewise.
(elf32_arm_tls_relax): Perform TLS relaxing.
(elf32_arm_final_link_relocate): Process TLS DESC relocations.
(IS_ARM_TLS_GNU_RELOC): New.
(IS_ARM_TLS_RELOC): Use it.
(elf32_arm_relocate_section): Perform TLS relaxing.
(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
desc relocations.
(allocate_dynrelocs): Allocate tls desc relcoations.
(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
symbols.
(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
got slots.
(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
symbol.
(elf32_arm_finish_dynamic_symbol): Adjust.
(arm_put_trampoline): New.
(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
trampolines.
(elf_backend_always_size_sections): Define.
include/elf/
* arm.h (R_ARM_TLS_DESC, R_ARM_TLS_GOTDESC, R_ARM_TLS_CALL,
R_ARM_TLS_DESCSEQ, T_ARM_THM_TLS_CALL, R_ARM_THM_TLS_DESCSEQ): New
relocations.
gas/
* doc/c-arm.texi: Document TLSDESC and TLSCALL relocations, and
.tlsdescseq directive.
* config/tc-arm.c (arm_typed_reg_parse): Check for potential reloc
following a symbol.
(s_arm_tls_descseq): New directive.
(md_pseudo_table): Add it.
(encode_branch): Allow TLS_CALL relocs too.
(do_t_blx, do_t_branch23): Use encode_branch.
(reloc_names): Add tlsdesc and tlscall.
(md_apply_fix): Process tls desc relocations.
(tc_gen_reloc): Likewise.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/tls.s: Add tlsdesc tests.
* gas/arm/tls.d: Adjust.
ld/testsuite/
* ld-arm/arm-elf.exp: Added tests for new TLS handling
relocations.
* ld-arm/tls-descrelax-be32.d: New.
* ld-arm/tls-descrelax-be32.s: New.
* ld-arm/tls-descrelax-be8.d: New.
* ld-arm/tls-descrelax-be8.s: New.
* ld-arm/tls-descrelax-v7.d: New.
* ld-arm/tls-descrelax-v7.s: New.
* ld-arm/tls-descrelax.d: New.
* ld-arm/tls-descrelax.s: New.
* ld-arm/tls-descseq.d: New.
* ld-arm/tls-descseq.r: New.
* ld-arm/tls-descseq.s: New.
* ld-arm/tls-gdesc-got.d: New.
* ld-arm/tls-gdesc-got.s: New.
* ld-arm/tls-gdesc-nlazy.g: New.
* ld-arm/tls-gdesc-nlazy.s: New.
* ld-arm/tls-gdesc.d: New.
* ld-arm/tls-gdesc.r: New.
* ld-arm/tls-gdesc.s: New.
* ld-arm/tls-gdierelax.d: New.
* ld-arm/tls-gdierelax.s: New.
* ld-arm/tls-gdierelax2.d: New.
* ld-arm/tls-gdierelax2.s: New.
* ld-arm/tls-gdlerelax.d: New.
* ld-arm/tls-gdlerelax.s: New.
* ld-arm/tls-lib-loc.d: New.
* ld-arm/tls-lib-loc.r: New.
* ld-arm/tls-lib-loc.s: New.
* ld-arm/tls-longplt-lib.d: New.
* ld-arm/tls-longplt-lib.s: New.
* ld-arm/tls-longplt.d: New.
* ld-arm/tls-longplt.s: New.
* ld-arm/tls-mixed.r: New.
* ld-arm/tls-mixed.s: New.
* ld-arm/tls-thumb1.d: New.
* ld-arm/tls-thumb1.s: New.
* ld-arm/arm-elf.exp: New.
2011-01-10 16:40:18 +08:00
|
|
|
RELOC_NUMBER (R_ARM_TLS_DESC, 13)
|
include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
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RELOC_NUMBER (R_ARM_THM_SWI8, 14) /* obsolete */
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RELOC_NUMBER (R_ARM_XPC25, 15) /* obsolete */
|
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RELOC_NUMBER (R_ARM_THM_XPC22, 16) /* obsolete */
|
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RELOC_NUMBER (R_ARM_TLS_DTPMOD32, 17)
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RELOC_NUMBER (R_ARM_TLS_DTPOFF32, 18)
|
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RELOC_NUMBER (R_ARM_TLS_TPOFF32, 19)
|
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RELOC_NUMBER (R_ARM_COPY, 20) /* Copy symbol at runtime. */
|
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|
RELOC_NUMBER (R_ARM_GLOB_DAT, 21) /* Create GOT entry. */
|
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RELOC_NUMBER (R_ARM_JUMP_SLOT, 22) /* Create PLT entry. */
|
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|
RELOC_NUMBER (R_ARM_RELATIVE, 23) /* Adjust by program base. */
|
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|
RELOC_NUMBER (R_ARM_GOTOFF32, 24) /* 32 bit offset to GOT. */
|
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|
RELOC_NUMBER (R_ARM_BASE_PREL, 25) /* 32 bit PC relative offset to GOT. */
|
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|
RELOC_NUMBER (R_ARM_GOT_BREL, 26) /* 32 bit GOT entry. */
|
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|
|
RELOC_NUMBER (R_ARM_PLT32, 27) /* deprecated - 32 bit PLT address. */
|
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RELOC_NUMBER (R_ARM_CALL, 28)
|
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RELOC_NUMBER (R_ARM_JUMP24, 29)
|
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RELOC_NUMBER (R_ARM_THM_JUMP24, 30)
|
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|
RELOC_NUMBER (R_ARM_BASE_ABS, 31)
|
|
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|
|
RELOC_NUMBER (R_ARM_ALU_PCREL7_0, 32) /* obsolete */
|
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|
RELOC_NUMBER (R_ARM_ALU_PCREL15_8, 33) /* obsolete */
|
|
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|
|
RELOC_NUMBER (R_ARM_ALU_PCREL23_15, 34) /* obsolete */
|
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|
|
RELOC_NUMBER (R_ARM_LDR_SBREL_11_0, 35) /* deprecated, should have _NC suffix */
|
|
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|
|
RELOC_NUMBER (R_ARM_ALU_SBREL_19_12, 36) /* deprecated, should have _NC suffix */
|
|
|
|
|
RELOC_NUMBER (R_ARM_ALU_SBREL_27_20, 37) /* deprecated, should have _CK suffix */
|
|
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|
|
RELOC_NUMBER (R_ARM_TARGET1, 38)
|
|
|
|
|
RELOC_NUMBER (R_ARM_SBREL31, 39) /* deprecated */
|
|
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|
|
RELOC_NUMBER (R_ARM_V4BX, 40)
|
|
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|
RELOC_NUMBER (R_ARM_TARGET2, 41)
|
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|
RELOC_NUMBER (R_ARM_PREL31, 42)
|
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|
RELOC_NUMBER (R_ARM_MOVW_ABS_NC, 43)
|
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RELOC_NUMBER (R_ARM_MOVT_ABS, 44)
|
|
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RELOC_NUMBER (R_ARM_MOVW_PREL_NC, 45)
|
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RELOC_NUMBER (R_ARM_MOVT_PREL, 46)
|
|
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RELOC_NUMBER (R_ARM_THM_MOVW_ABS_NC, 47)
|
|
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|
RELOC_NUMBER (R_ARM_THM_MOVT_ABS, 48)
|
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|
RELOC_NUMBER (R_ARM_THM_MOVW_PREL_NC, 49)
|
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|
RELOC_NUMBER (R_ARM_THM_MOVT_PREL, 50)
|
|
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|
RELOC_NUMBER (R_ARM_THM_JUMP19, 51)
|
|
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|
RELOC_NUMBER (R_ARM_THM_JUMP6, 52)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_ALU_PREL_11_0, 53)
|
|
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|
|
RELOC_NUMBER (R_ARM_THM_PC12, 54)
|
|
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|
|
RELOC_NUMBER (R_ARM_ABS32_NOI, 55)
|
|
|
|
|
RELOC_NUMBER (R_ARM_REL32_NOI, 56)
|
|
|
|
|
RELOC_NUMBER (R_ARM_ALU_PC_G0_NC, 57)
|
|
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|
|
RELOC_NUMBER (R_ARM_ALU_PC_G0, 58)
|
|
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|
|
RELOC_NUMBER (R_ARM_ALU_PC_G1_NC, 59)
|
|
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|
RELOC_NUMBER (R_ARM_ALU_PC_G1, 60)
|
|
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|
RELOC_NUMBER (R_ARM_ALU_PC_G2, 61)
|
|
|
|
|
RELOC_NUMBER (R_ARM_LDR_PC_G1, 62)
|
|
|
|
|
RELOC_NUMBER (R_ARM_LDR_PC_G2, 63)
|
|
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|
|
RELOC_NUMBER (R_ARM_LDRS_PC_G0, 64)
|
|
|
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|
RELOC_NUMBER (R_ARM_LDRS_PC_G1, 65)
|
|
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|
RELOC_NUMBER (R_ARM_LDRS_PC_G2, 66)
|
|
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|
RELOC_NUMBER (R_ARM_LDC_PC_G0, 67)
|
|
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|
RELOC_NUMBER (R_ARM_LDC_PC_G1, 68)
|
|
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RELOC_NUMBER (R_ARM_LDC_PC_G2, 69)
|
|
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RELOC_NUMBER (R_ARM_ALU_SB_G0_NC, 70)
|
|
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|
RELOC_NUMBER (R_ARM_ALU_SB_G0, 71)
|
|
|
|
|
RELOC_NUMBER (R_ARM_ALU_SB_G1_NC, 72)
|
|
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|
RELOC_NUMBER (R_ARM_ALU_SB_G1, 73)
|
|
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RELOC_NUMBER (R_ARM_ALU_SB_G2, 74)
|
|
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RELOC_NUMBER (R_ARM_LDR_SB_G0, 75)
|
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RELOC_NUMBER (R_ARM_LDR_SB_G1, 76)
|
|
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RELOC_NUMBER (R_ARM_LDR_SB_G2, 77)
|
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RELOC_NUMBER (R_ARM_LDRS_SB_G0, 78)
|
|
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RELOC_NUMBER (R_ARM_LDRS_SB_G1, 79)
|
|
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RELOC_NUMBER (R_ARM_LDRS_SB_G2, 80)
|
* include/elf/arm.h: Correct names of R_ARM_LDC_G{0,1,2}
to R_ARM_LDC_SB_G{0,1,2} respectively.
bfd/
* bfd-in2.h: Regenerate.
* elf32-arm.c (R_ARM_ALU_PC_G0_NC, R_ARM_ALU_PC_G0,
R_ARM_ALU_PC_G1_NC, R_ARM_ALU_PC_G1, R_ARM_ALU_PC_G2,
R_ARM_LDR_PC_G1, R_ARM_LDR_PC_G2, R_ARM_LDRS_PC_G0,
R_ARM_LDRS_PC_G1, R_ARM_LDRS_PC_G2, R_ARM_LDC_PC_G0,
R_ARM_LDC_PC_G1, R_ARM_LDC_PC_G2, R_ARM_ALU_SB_G0_NC,
R_ARM_ALU_SB_G0, R_ARM_ALU_SB_G1_NC, R_ARM_ALU_SB_G1,
R_ARM_ALU_SB_G2, R_ARM_LDR_SB_G0, R_ARM_LDR_SB_G1,
R_ARM_LDR_SB_G2, R_ARM_LDRS_SB_G0, R_ARM_LDRS_SB_G1,
R_ARM_LDRS_SB_G2, R_ARM_LDC_SB_G0, R_ARM_LDC_SB_G1,
R_ARM_LDC_SB_G2): New relocation types.
(R_ARM_PC13): Rename to AAELF name R_ARM_LDR_PC_G0 and
adjust HOWTO entry to be consistent with R_ARM_LDR_PC_G1
and friends.
(elf32_arm_howto_table_3): Delete; contents merged into
elf32_arm_howto_table_2.
(elf32_arm_howto_from_type): Adjust correspondingly.
(elf32_arm_reloc_map): Extend with the above relocations.
(calculate_group_reloc_mask): New function.
(identify_add_or_sub): New function.
(elf32_arm_final_link_relocate): Support for the above
relocations.
* reloc.c: Add enumeration entries for BFD_RELOC_ARM_...
codes to correspond to the above relocations.
gas/
* config/tc-arm.c (enum parse_operand_result): New.
(struct group_reloc_table_entry): New.
(enum group_reloc_type): New.
(group_reloc_table): New array.
(find_group_reloc_table_entry): New function.
(parse_shifter_operand_group_reloc): New function.
(parse_address_main): New function, incorporating code
from the old parse_address function. To be used via...
(parse_address): wrapper for parse_address_main; and
(parse_address_group_reloc): new function, likewise.
(enum operand_parse_code): New codes OP_SHG, OP_ADDRGLDR,
OP_ADDRGLDRS, OP_ADDRGLDC.
(parse_operands): Support for these new operand codes.
New macro po_misc_or_fail_no_backtrack.
(encode_arm_cp_address): Preserve group relocations.
(insns): Modify to use the above operand codes where group
relocations are permitted.
(md_apply_fix): Handle the group relocations
ALU_PC_G0_NC through LDC_SB_G2.
(tc_gen_reloc): Likewise.
(arm_force_relocation): Leave group relocations for the linker.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/group-reloc-alu.d: New test.
* gas/arm/group-reloc-alu-encoding-bad.d: New test.
* gas/arm/group-reloc-alu-encoding-bad.l: New test.
* gas/arm/group-reloc-alu-encoding-bad.s: New test.
* gas/arm/group-reloc-alu-parsing-bad.d: New test.
* gas/arm/group-reloc-alu-parsing-bad.l: New test.
* gas/arm/group-reloc-alu-parsing-bad.s: New test.
* gas/arm/group-reloc-alu.s: New test.
* gas/arm/group-reloc-ldc.d: New test.
* gas/arm/group-reloc-ldc-encoding-bad.d: New test.
* gas/arm/group-reloc-ldc-encoding-bad.l: New test.
* gas/arm/group-reloc-ldc-encoding-bad.s: New test.
* gas/arm/group-reloc-ldc-parsing-bad.d: New test.
* gas/arm/group-reloc-ldc-parsing-bad.l: New test.
* gas/arm/group-reloc-ldc-parsing-bad.s: New test.
* gas/arm/group-reloc-ldc.s: New test.
* gas/arm/group-reloc-ldr.d: New test.
* gas/arm/group-reloc-ldr-encoding-bad.d: New test.
* gas/arm/group-reloc-ldr-encoding-bad.l: New test.
* gas/arm/group-reloc-ldr-encoding-bad.s: New test.
* gas/arm/group-reloc-ldr-parsing-bad.d: New test.
* gas/arm/group-reloc-ldr-parsing-bad.l: New test.
* gas/arm/group-reloc-ldr-parsing-bad.s: New test.
* gas/arm/group-reloc-ldr.s: New test.
* gas/arm/group-reloc-ldrs.d: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.d: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.l: New test.
* gas/arm/group-reloc-ldrs-encoding-bad.s: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.d: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.l: New test.
* gas/arm/group-reloc-ldrs-parsing-bad.s: New test.
* gas/arm/group-reloc-ldrs.s: New test.
ld/testsuite/
* ld-arm/group-relocs-alu-bad.d: New test.
* ld-arm/group-relocs-alu-bad.s: New test.
* ld-arm/group-relocs.d: New test.
* ld-arm/group-relocs-ldc-bad.d: New test.
* ld-arm/group-relocs-ldc-bad.s: New test.
* ld-arm/group-relocs-ldr-bad.d: New test.
* ld-arm/group-relocs-ldr-bad.s: New test.
* ld-arm/group-relocs-ldrs-bad.d: New test.
* ld-arm/group-relocs-ldrs-bad.s: New test.
* ld-arm/group-relocs.s: New test.
* ld-arm/arm-elf.exp: Wire in new tests.
2006-06-15 19:03:01 +08:00
|
|
|
RELOC_NUMBER (R_ARM_LDC_SB_G0, 81)
|
|
|
|
|
RELOC_NUMBER (R_ARM_LDC_SB_G1, 82)
|
|
|
|
|
RELOC_NUMBER (R_ARM_LDC_SB_G2, 83)
|
include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
|
|
RELOC_NUMBER (R_ARM_MOVW_BREL_NC, 84)
|
|
|
|
|
RELOC_NUMBER (R_ARM_MOVT_BREL, 85)
|
|
|
|
|
RELOC_NUMBER (R_ARM_MOVW_BREL, 86)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_MOVW_BREL_NC, 87)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_MOVT_BREL, 88)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_MOVW_BREL, 89)
|
bfd/
* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
relocations.
* libbfd.h: Rebuilt.
* bfd-in2.h: Rebuilt.
* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
(elf32_arm_reloc_map): Likewise.
(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
(elf32_arm_stub_long_branch_any_tls_pic,
elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
(DEF_STUBS): Add new stubs.
(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
(elf32_arm_local_tlsdesc_gotent): New.
(GOT_TLS_GDESC): New mask.
(GOT_TLS_GD_ANY): Define.
(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
(elf32_arm_compute_jump_table_size): New.
(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
sgotplt_jump_table_size fields.
(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
(elf32_arm_link_hash_table_create): Initialize new fields.
(arm_type_of_stub): Check TLS desc relocs too.
(elf32_arm_stub_name): TLS desc relocs can be shared.
(elf32_arm_tls_transition): Determine relaxation.
(arm_stub_required_alignment): Add tls stubs.
(elf32_arm_size_stubs): Likewise.
(elf32_arm_tls_relax): Perform TLS relaxing.
(elf32_arm_final_link_relocate): Process TLS DESC relocations.
(IS_ARM_TLS_GNU_RELOC): New.
(IS_ARM_TLS_RELOC): Use it.
(elf32_arm_relocate_section): Perform TLS relaxing.
(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
desc relocations.
(allocate_dynrelocs): Allocate tls desc relcoations.
(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
symbols.
(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
got slots.
(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
symbol.
(elf32_arm_finish_dynamic_symbol): Adjust.
(arm_put_trampoline): New.
(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
trampolines.
(elf_backend_always_size_sections): Define.
include/elf/
* arm.h (R_ARM_TLS_DESC, R_ARM_TLS_GOTDESC, R_ARM_TLS_CALL,
R_ARM_TLS_DESCSEQ, T_ARM_THM_TLS_CALL, R_ARM_THM_TLS_DESCSEQ): New
relocations.
gas/
* doc/c-arm.texi: Document TLSDESC and TLSCALL relocations, and
.tlsdescseq directive.
* config/tc-arm.c (arm_typed_reg_parse): Check for potential reloc
following a symbol.
(s_arm_tls_descseq): New directive.
(md_pseudo_table): Add it.
(encode_branch): Allow TLS_CALL relocs too.
(do_t_blx, do_t_branch23): Use encode_branch.
(reloc_names): Add tlsdesc and tlscall.
(md_apply_fix): Process tls desc relocations.
(tc_gen_reloc): Likewise.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/tls.s: Add tlsdesc tests.
* gas/arm/tls.d: Adjust.
ld/testsuite/
* ld-arm/arm-elf.exp: Added tests for new TLS handling
relocations.
* ld-arm/tls-descrelax-be32.d: New.
* ld-arm/tls-descrelax-be32.s: New.
* ld-arm/tls-descrelax-be8.d: New.
* ld-arm/tls-descrelax-be8.s: New.
* ld-arm/tls-descrelax-v7.d: New.
* ld-arm/tls-descrelax-v7.s: New.
* ld-arm/tls-descrelax.d: New.
* ld-arm/tls-descrelax.s: New.
* ld-arm/tls-descseq.d: New.
* ld-arm/tls-descseq.r: New.
* ld-arm/tls-descseq.s: New.
* ld-arm/tls-gdesc-got.d: New.
* ld-arm/tls-gdesc-got.s: New.
* ld-arm/tls-gdesc-nlazy.g: New.
* ld-arm/tls-gdesc-nlazy.s: New.
* ld-arm/tls-gdesc.d: New.
* ld-arm/tls-gdesc.r: New.
* ld-arm/tls-gdesc.s: New.
* ld-arm/tls-gdierelax.d: New.
* ld-arm/tls-gdierelax.s: New.
* ld-arm/tls-gdierelax2.d: New.
* ld-arm/tls-gdierelax2.s: New.
* ld-arm/tls-gdlerelax.d: New.
* ld-arm/tls-gdlerelax.s: New.
* ld-arm/tls-lib-loc.d: New.
* ld-arm/tls-lib-loc.r: New.
* ld-arm/tls-lib-loc.s: New.
* ld-arm/tls-longplt-lib.d: New.
* ld-arm/tls-longplt-lib.s: New.
* ld-arm/tls-longplt.d: New.
* ld-arm/tls-longplt.s: New.
* ld-arm/tls-mixed.r: New.
* ld-arm/tls-mixed.s: New.
* ld-arm/tls-thumb1.d: New.
* ld-arm/tls-thumb1.s: New.
* ld-arm/arm-elf.exp: New.
2011-01-10 16:40:18 +08:00
|
|
|
RELOC_NUMBER (R_ARM_TLS_GOTDESC, 90)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_CALL, 91)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_DESCSEQ, 92)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_TLS_CALL, 93)
|
include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
|
|
RELOC_NUMBER (R_ARM_PLT32_ABS, 94)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GOT_ABS, 95)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GOT_PREL, 96)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GOT_BREL12, 97)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GOTOFF12, 98)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GOTRELAX, 99)
|
|
|
|
|
RELOC_NUMBER (R_ARM_GNU_VTENTRY, 100) /* deprecated - old C++ abi */
|
|
|
|
|
RELOC_NUMBER (R_ARM_GNU_VTINHERIT, 101) /* deprecated - old C++ abi */
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_JUMP11, 102)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_JUMP8, 103)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_GD32, 104)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_LDM32, 105)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_LDO32, 106)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_IE32, 107)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_LE32, 108)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_LDO12, 109)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_LE12, 110)
|
|
|
|
|
RELOC_NUMBER (R_ARM_TLS_IE12GP, 111)
|
|
|
|
|
/* 112 - 127 private range */
|
|
|
|
|
RELOC_NUMBER (R_ARM_ME_TOO, 128) /* obsolete */
|
bfd/
* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
relocations.
* libbfd.h: Rebuilt.
* bfd-in2.h: Rebuilt.
* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
(elf32_arm_reloc_map): Likewise.
(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
(elf32_arm_stub_long_branch_any_tls_pic,
elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
(DEF_STUBS): Add new stubs.
(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
(elf32_arm_local_tlsdesc_gotent): New.
(GOT_TLS_GDESC): New mask.
(GOT_TLS_GD_ANY): Define.
(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
(elf32_arm_compute_jump_table_size): New.
(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
sgotplt_jump_table_size fields.
(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
(elf32_arm_link_hash_table_create): Initialize new fields.
(arm_type_of_stub): Check TLS desc relocs too.
(elf32_arm_stub_name): TLS desc relocs can be shared.
(elf32_arm_tls_transition): Determine relaxation.
(arm_stub_required_alignment): Add tls stubs.
(elf32_arm_size_stubs): Likewise.
(elf32_arm_tls_relax): Perform TLS relaxing.
(elf32_arm_final_link_relocate): Process TLS DESC relocations.
(IS_ARM_TLS_GNU_RELOC): New.
(IS_ARM_TLS_RELOC): Use it.
(elf32_arm_relocate_section): Perform TLS relaxing.
(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
desc relocations.
(allocate_dynrelocs): Allocate tls desc relcoations.
(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
symbols.
(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
got slots.
(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
symbol.
(elf32_arm_finish_dynamic_symbol): Adjust.
(arm_put_trampoline): New.
(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
trampolines.
(elf_backend_always_size_sections): Define.
include/elf/
* arm.h (R_ARM_TLS_DESC, R_ARM_TLS_GOTDESC, R_ARM_TLS_CALL,
R_ARM_TLS_DESCSEQ, T_ARM_THM_TLS_CALL, R_ARM_THM_TLS_DESCSEQ): New
relocations.
gas/
* doc/c-arm.texi: Document TLSDESC and TLSCALL relocations, and
.tlsdescseq directive.
* config/tc-arm.c (arm_typed_reg_parse): Check for potential reloc
following a symbol.
(s_arm_tls_descseq): New directive.
(md_pseudo_table): Add it.
(encode_branch): Allow TLS_CALL relocs too.
(do_t_blx, do_t_branch23): Use encode_branch.
(reloc_names): Add tlsdesc and tlscall.
(md_apply_fix): Process tls desc relocations.
(tc_gen_reloc): Likewise.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/tls.s: Add tlsdesc tests.
* gas/arm/tls.d: Adjust.
ld/testsuite/
* ld-arm/arm-elf.exp: Added tests for new TLS handling
relocations.
* ld-arm/tls-descrelax-be32.d: New.
* ld-arm/tls-descrelax-be32.s: New.
* ld-arm/tls-descrelax-be8.d: New.
* ld-arm/tls-descrelax-be8.s: New.
* ld-arm/tls-descrelax-v7.d: New.
* ld-arm/tls-descrelax-v7.s: New.
* ld-arm/tls-descrelax.d: New.
* ld-arm/tls-descrelax.s: New.
* ld-arm/tls-descseq.d: New.
* ld-arm/tls-descseq.r: New.
* ld-arm/tls-descseq.s: New.
* ld-arm/tls-gdesc-got.d: New.
* ld-arm/tls-gdesc-got.s: New.
* ld-arm/tls-gdesc-nlazy.g: New.
* ld-arm/tls-gdesc-nlazy.s: New.
* ld-arm/tls-gdesc.d: New.
* ld-arm/tls-gdesc.r: New.
* ld-arm/tls-gdesc.s: New.
* ld-arm/tls-gdierelax.d: New.
* ld-arm/tls-gdierelax.s: New.
* ld-arm/tls-gdierelax2.d: New.
* ld-arm/tls-gdierelax2.s: New.
* ld-arm/tls-gdlerelax.d: New.
* ld-arm/tls-gdlerelax.s: New.
* ld-arm/tls-lib-loc.d: New.
* ld-arm/tls-lib-loc.r: New.
* ld-arm/tls-lib-loc.s: New.
* ld-arm/tls-longplt-lib.d: New.
* ld-arm/tls-longplt-lib.s: New.
* ld-arm/tls-longplt.d: New.
* ld-arm/tls-longplt.s: New.
* ld-arm/tls-mixed.r: New.
* ld-arm/tls-mixed.s: New.
* ld-arm/tls-thumb1.d: New.
* ld-arm/tls-thumb1.s: New.
* ld-arm/arm-elf.exp: New.
2011-01-10 16:40:18 +08:00
|
|
|
RELOC_NUMBER (R_ARM_THM_TLS_DESCSEQ ,129)
|
include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
|
|
|
include/elf/
* arm.h (R_ARM_IRELATIVE): New relocation.
bfd/
* reloc.c (BFD_RELOC_ARM_IRELATIVE): New relocation.
* bfd-in2.h: Regenerate.
* elf32-arm.c (elf32_arm_howto_table_2): Rename existing definition
to elf32_arm_howto_table_3 and replace with a single R_ARM_IRELATIVE
entry.
(elf32_arm_howto_from_type): Update accordingly.
(elf32_arm_reloc_map): Map BFD_RELOC_ARM_IRELATIVE to R_ARM_IRELATIVE.
(elf32_arm_reloc_name_lookup): Handle elf32_arm_howto_table_3.
(arm_plt_info): New structure, split out from elf32_arm_link_hash_entry
with an extra noncall_refcount field.
(arm_local_iplt_info): New structure.
(elf_arm_obj_tdata): Add local_iplt.
(elf32_arm_local_iplt): New accessor macro.
(elf32_arm_link_hash_entry): Replace plt_thumb_refcount,
plt_maybe_thumb_refcount and plt_got_offset with an arm_plt_info.
Change tls_type to a bitfield and add is_iplt.
(elf32_arm_link_hash_newfunc): Update accordingly.
(elf32_arm_allocate_local_sym_info): New function.
(elf32_arm_create_local_iplt): Likewise.
(elf32_arm_get_plt_info): Likewise.
(elf32_arm_plt_needs_thumb_stub_p): Likewise.
(elf32_arm_get_local_dynreloc_list): Likewise.
(create_ifunc_sections): Likewise.
(elf32_arm_copy_indirect_symbol): Update after the changes to
elf32_arm_link_hash_entry. Assert the is_iplt has not yet been set.
(arm_type_of_stub): Add an st_type argument. Use elf32_arm_get_plt_info
to get PLT information. Assert that all STT_GNU_IFUNC references
are turned into PLT references.
(arm_build_one_stub): Pass the symbol type to
elf32_arm_final_link_relocate.
(elf32_arm_size_stubs): Pass the symbol type to arm_type_of_stub.
(elf32_arm_allocate_irelocs): New function.
(elf32_arm_add_dynreloc): In static objects, use .rel.iplt for
all R_ARM_IRELATIVE.
(elf32_arm_allocate_plt_entry): New function.
(elf32_arm_populate_plt_entry): Likewise.
(elf32_arm_final_link_relocate): Add an st_type parameter.
Set srelgot to null for static objects. Use separate variables
to record which st_value and st_type should be used when generating
a dynamic relocation. Use elf32_arm_get_plt_info to find the
symbol's PLT information, setting has_iplt_entry, splt,
plt_offset and gotplt_offset accordingly. Check whether
STT_GNU_IFUNC symbols should resolve to an .iplt entry, and change
the relocation target accordingly. Broaden assert to include
.iplts. Don't set sreloc for static relocations. Assert that
we only generate dynamic R_ARM_RELATIVE relocations for R_ARM_ABS32
and R_ARM_ABS32_NOI. Generate R_ARM_IRELATIVE relocations instead
of R_ARM_RELATIVE relocations if the target is an STT_GNU_IFUNC
symbol. Pass the symbol type to arm_type_of_stub. Conditionally
resolve GOT references to the .igot.plt entry.
(elf32_arm_relocate_section): Update the call to
elf32_arm_final_link_relocate.
(elf32_arm_gc_sweep_hook): Use elf32_arm_get_plt_info to get PLT
information. Treat R_ARM_REL32 and R_ARM_REL32_NOI as call
relocations in shared libraries and relocatable executables.
Count non-call PLT references. Use elf32_arm_get_local_dynreloc_list
to get the list of dynamic relocations for a local symbol.
(elf32_arm_check_relocs): Always create ifunc sections. Set isym
at the same time as setting h. Use elf32_arm_allocate_local_sym_info
to allocate local symbol information. Treat R_ARM_REL32 and
R_ARM_REL32_NOI as call relocations in shared libraries and
relocatable executables. Record PLT information for local
STT_GNU_IFUNC functions as well as global functions. Count
non-call PLT references. Use elf32_arm_get_local_dynreloc_list
to get the list of dynamic relocations for a local symbol.
(elf32_arm_adjust_dynamic_symbol): Handle STT_GNU_IFUNC symbols.
Don't remove STT_GNU_IFUNC PLTs unless all references have been
removed. Update after the changes to elf32_arm_link_hash_entry.
(allocate_dynrelocs_for_symbol): Decide whether STT_GNU_IFUNC PLT
entries should live in .plt or .iplt. Check whether the .igot.plt
and .got entries can be combined. Use elf32_arm_allocate_plt_entry
to allocate .plt and .(i)got.plt entries. Detect which .got
entries will need R_ARM_IRELATIVE relocations and use
elf32_arm_allocate_irelocs to allocate them. Likewise other
non-.got dynamic relocations.
(elf32_arm_size_dynamic_sections): Allocate .iplt, .igot.plt
and dynamic relocations for local STT_GNU_IFUNC symbols.
Check whether the .igot.plt and .got entries can be combined.
Detect which .got entries will need R_ARM_IRELATIVE relocations
and use elf32_arm_allocate_irelocs to allocate them. Use stashed
section pointers intead of strcmp checks. Handle iplt and igotplt.
(elf32_arm_finish_dynamic_symbol): Use elf32_arm_populate_plt_entry
to fill in .plt, .got.plt and .rel(a).plt entries. Point
STT_GNU_IFUNC symbols at an .iplt entry if non-call relocations
resolve to it.
(elf32_arm_output_plt_map_1): New function, split out from
elf32_arm_output_plt_map. Handle .iplt entries. Use
elf32_arm_plt_needs_thumb_stub_p.
(elf32_arm_output_plt_map): Call it.
(elf32_arm_output_arch_local_syms): Add mapping symbols for
local .iplt entries.
(elf32_arm_swap_symbol_in): Handle Thumb STT_GNU_IFUNC symbols.
(elf32_arm_swap_symbol_out): Likewise.
(elf32_arm_add_symbol_hook): New function.
(elf_backend_add_symbol_hook): Define for all targets.
opcodes/
* arm-dis.c (get_sym_code_type): Treat STT_GNU_IFUNCs as code.
gas/
* config/tc-arm.c (md_pcrel_from_section): Use S_FORCE_RELOC to
determine whether a relocation is needed.
(md_apply_fix, arm_apply_sym_value): Likewise.
ld/testsuite/
* ld-arm/ifunc-1.s, ld-arm/ifunc-1.dd, ld-arm/ifunc-1.gd,
ld-arm/ifunc-1.rd, ld-arm/ifunc-2.s, ld-arm/ifunc-2.dd,
ld-arm/ifunc-2.gd, ld-arm/ifunc-2.rd, ld-arm/ifunc-3.s,
ld-arm/ifunc-3.dd, ld-arm/ifunc-3.gd, ld-arm/ifunc-3.rd,
ld-arm/ifunc-4.s, ld-arm/ifunc-4.dd, ld-arm/ifunc-4.gd,
ld-arm/ifunc-4.rd, ld-arm/ifunc-5.s, ld-arm/ifunc-5.dd,
ld-arm/ifunc-5.gd, ld-arm/ifunc-5.rd, ld-arm/ifunc-6.s,
ld-arm/ifunc-6.dd, ld-arm/ifunc-6.gd, ld-arm/ifunc-6.rd,
ld-arm/ifunc-7.s, ld-arm/ifunc-7.dd, ld-arm/ifunc-7.gd,
ld-arm/ifunc-7.rd, ld-arm/ifunc-8.s, ld-arm/ifunc-8.dd,
ld-arm/ifunc-8.gd, ld-arm/ifunc-8.rd, ld-arm/ifunc-9.s,
ld-arm/ifunc-9.dd, ld-arm/ifunc-9.gd, ld-arm/ifunc-9.rd,
ld-arm/ifunc-10.s, ld-arm/ifunc-10.dd, ld-arm/ifunc-10.gd,
ld-arm/ifunc-10.rd, ld-arm/ifunc-11.s, ld-arm/ifunc-11.dd,
ld-arm/ifunc-11.gd, ld-arm/ifunc-11.rd, ld-arm/ifunc-12.s,
ld-arm/ifunc-12.dd, ld-arm/ifunc-12.gd, ld-arm/ifunc-12.rd,
ld-arm/ifunc-13.s, ld-arm/ifunc-13.dd, ld-arm/ifunc-13.gd,
ld-arm/ifunc-13.rd, ld-arm/ifunc-14.s, ld-arm/ifunc-14.dd,
ld-arm/ifunc-14.gd, ld-arm/ifunc-14.rd, ld-arm/ifunc-15.s,
ld-arm/ifunc-15.dd, ld-arm/ifunc-15.gd, ld-arm/ifunc-15.rd,
ld-arm/ifunc-16.s, ld-arm/ifunc-16.dd, ld-arm/ifunc-16.gd,
ld-arm/ifunc-16.rd, ld-arm/ifunc-dynamic.ld,
ld-arm/ifunc-static.ld: New tests.
* ld-arm/farcall-group.d, ld-arm/farcall-group-size2.d,
ld-arm/farcall-mixed-lib-v4t.d, ld-arm/farcall-mixed-lib.d: Update
for new stub hashes.
* ld-arm/arm-elf.exp: Run them.
2011-03-15 00:04:04 +08:00
|
|
|
RELOC_NUMBER (R_ARM_IRELATIVE, 160)
|
|
|
|
|
|
include/elf:
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, 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)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
2005-05-18 13:40:10 +08:00
|
|
|
/* Extensions? R=read-only? */
|
|
|
|
|
RELOC_NUMBER (R_ARM_RXPC25, 249)
|
|
|
|
|
RELOC_NUMBER (R_ARM_RSBREL32, 250)
|
|
|
|
|
RELOC_NUMBER (R_ARM_THM_RPC22, 251)
|
|
|
|
|
RELOC_NUMBER (R_ARM_RREL32, 252)
|
|
|
|
|
RELOC_NUMBER (R_ARM_RABS32, 253)
|
|
|
|
|
RELOC_NUMBER (R_ARM_RPC24, 254)
|
|
|
|
|
RELOC_NUMBER (R_ARM_RBASE, 255)
|
|
|
|
|
|
|
|
|
|
/* Unofficial names for some of the relocs. */
|
|
|
|
|
FAKE_RELOC (R_ARM_GOTOFF, R_ARM_GOTOFF32) /* 32 bit offset to GOT. */
|
|
|
|
|
FAKE_RELOC (R_ARM_THM_PC22, R_ARM_THM_CALL)
|
|
|
|
|
FAKE_RELOC (R_ARM_THM_PC11, R_ARM_THM_JUMP11)
|
|
|
|
|
FAKE_RELOC (R_ARM_THM_PC9, R_ARM_THM_JUMP8)
|
|
|
|
|
|
|
|
|
|
/* Relocs with both a different name, and (apparently) different meaning in
|
|
|
|
|
GNU usage. */
|
|
|
|
|
FAKE_RELOC (R_ARM_GOTPC, R_ARM_BASE_PREL) /* 32 bit PC relative offset to GOT. */
|
|
|
|
|
FAKE_RELOC (R_ARM_GOT32, R_ARM_GOT_BREL) /* 32 bit GOT entry. */
|
|
|
|
|
FAKE_RELOC (R_ARM_ROSEGREL32, R_ARM_SBREL31) /* ??? */
|
|
|
|
|
FAKE_RELOC (R_ARM_AMP_VCALL9, R_ARM_BREL_ADJ) /* Thumb-something. Not used. */
|
2008-05-21 22:50:07 +08:00
|
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|
|
END_RELOC_NUMBERS (R_ARM_max = 256)
|
1999-05-03 15:29:06 +08:00
|
|
|
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
#ifdef BFD_ARCH_SIZE
|
bfd:
* elf-attrs.c: New.
* Makefile.am (BFD32_BACKENDS): Add elf-attrs.lo.
(BFD32_BACKENDS_CFILES): Add elf-attrs.c.
(elf-attrs.lo): Generate dependencies.
* Makefile.in: Regenerate.
* configure.in (elf): Add elf-attrs.lo.
* configure: Regenerate.
* elf-bfd.h (struct elf_backend_data): Add entries for object
attributes.
(NUM_KNOWN_OBJ_ATTRIBUTES, obj_attribute, obj_attribute_list,
OBJ_ATTR_PROC, OBJ_ATTR_GNU, OBJ_ATTR_FIRST, OBJ_ATTR_LAST,
Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility):
New.
(struct elf_obj_tdata): Add entries for object attributes.
(elf_known_obj_attributes, elf_other_obj_attributes,
elf_known_obj_attributes_proc, elf_other_obj_attributes_proc):
New.
(bfd_elf_obj_attr_size, bfd_elf_set_obj_attr_contents,
bfd_elf_get_obj_attr_int, bfd_elf_add_obj_attr_int,
bfd_elf_add_proc_attr_int, bfd_elf_add_obj_attr_string,
bfd_elf_add_proc_attr_string, bfd_elf_add_obj_attr_compat,
bfd_elf_add_proc_attr_compat, _bfd_elf_attr_strdup,
_bfd_elf_copy_obj_attributes, _bfd_elf_obj_attrs_arg_type,
_bfd_elf_parse_attributes, _bfd_elf_merge_object_attributes): New.
* elf.c (_bfd_elf_copy_private_bfd_data): Copy object attributes.
(bfd_section_from_shdr): Handle attributes sections.
* elflink.c (bfd_elf_final_link): Handle attributes sections.
* elfxx-target.h (elf_backend_obj_attrs_vendor,
elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type,
elf_backend_obj_attrs_section_type): New.
(elfNN_bed): Update.
* elf32-arm.c (NUM_KNOWN_ATTRIBUTES, aeabi_attribute,
aeabi_attribute_list): Remove.
(struct elf32_arm_obj_tdata): Remove object attributes fields.
(check_use_blx, bfd_elf32_arm_set_vfp11_fix, using_thumb2,
elf32_arm_copy_private_bfd_data, elf32_arm_merge_eabi_attributes):
Update for new object attributes interfaces.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, elf32_arm_get_eabi_attr_int,
elf32_arm_add_eabi_attr_int, attr_strdup,
elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
copy_eabi_attributes, elf32_arm_parse_attributes): Remove. Moved
to generic code in elf-attrs.c.
(elf32_arm_obj_attrs_arg_type): New.
(elf32_arm_fake_sections): Do not handle .ARM.attributes.
(elf32_arm_section_from_shdr): Do not handle SHT_ARM_ATTRIBUTES.
(bfd_elf32_bfd_final_link): Remove.
(elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section,
elf_backend_obj_attrs_arg_type,
elf_backend_obj_attrs_section_type): New.
* elf32-bfin.c (bfin_elf_copy_private_bfd_data): Copy object
attributes.
* elf32-frv.c (frv_elf_copy_private_bfd_data): Likewise.
* elf32-iq2000.c (iq2000_elf_copy_private_bfd_data): Likewise.
* elf32-mep.c (mep_elf_copy_private_bfd_data): Likewise.
* elf32-mt.c (mt_elf_copy_private_bfd_data): Likewise.
* elf32-sh.c (sh_elf_copy_private_data): Likewise.
* elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.
binutils:
* readelf.c (display_gnu_attribute): New.
(process_arm_specific): Rearrange as process_attributes.
(process_arm_specific): Replace by wrapper of process_attributes.
gas:
* as.c (create_obj_attrs_section): New.
(main): Call create_obj_attrs_section for ELF.
* read.c (s_gnu_attribute, skip_whitespace, skip_past_char,
skip_past_comma, s_vendor_attribute): New.
(potable): Add gnu_attribute for ELF.
* read.h (s_vendor_attribute): Declare.
* config/tc-arm.c (s_arm_eabi_attribute): Replace by wrapper
round s_vendor_attribute.
(aeabi_set_public_attributes): Update for new attributes
interfaces.
(arm_md_end): Remove attributes contents setting now done
generically.
include/elf:
* arm.h (elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
elf32_arm_get_eabi_attr_int, elf32_arm_set_eabi_attr_contents,
elf32_arm_eabi_attr_size, Tag_NULL, Tag_File, Tag_Section,
Tag_Symbol, Tag_compatibility): Remove.
* common.h (SHT_GNU_ATTRIBUTES): Define.
ld:
* emulparams/armelf.sh (OTHER_SECTIONS): Remove .ARM.attributes.
(ATTRS_SECTIONS): Define.
* scripttempl/elf.sc, scripttempl/elf32sh-symbian.sc,
scripttempl/elf_chaos.sc, scripttempl/elfi370.sc,
scripttempl/elfxtensa.sc: Handle ATTRS_SECTIONS.
2007-06-30 00:29:16 +08:00
|
|
|
/* EABI object attributes. */
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
|
|
|
|
|
enum
|
|
|
|
|
{
|
bfd:
* elf-attrs.c: New.
* Makefile.am (BFD32_BACKENDS): Add elf-attrs.lo.
(BFD32_BACKENDS_CFILES): Add elf-attrs.c.
(elf-attrs.lo): Generate dependencies.
* Makefile.in: Regenerate.
* configure.in (elf): Add elf-attrs.lo.
* configure: Regenerate.
* elf-bfd.h (struct elf_backend_data): Add entries for object
attributes.
(NUM_KNOWN_OBJ_ATTRIBUTES, obj_attribute, obj_attribute_list,
OBJ_ATTR_PROC, OBJ_ATTR_GNU, OBJ_ATTR_FIRST, OBJ_ATTR_LAST,
Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility):
New.
(struct elf_obj_tdata): Add entries for object attributes.
(elf_known_obj_attributes, elf_other_obj_attributes,
elf_known_obj_attributes_proc, elf_other_obj_attributes_proc):
New.
(bfd_elf_obj_attr_size, bfd_elf_set_obj_attr_contents,
bfd_elf_get_obj_attr_int, bfd_elf_add_obj_attr_int,
bfd_elf_add_proc_attr_int, bfd_elf_add_obj_attr_string,
bfd_elf_add_proc_attr_string, bfd_elf_add_obj_attr_compat,
bfd_elf_add_proc_attr_compat, _bfd_elf_attr_strdup,
_bfd_elf_copy_obj_attributes, _bfd_elf_obj_attrs_arg_type,
_bfd_elf_parse_attributes, _bfd_elf_merge_object_attributes): New.
* elf.c (_bfd_elf_copy_private_bfd_data): Copy object attributes.
(bfd_section_from_shdr): Handle attributes sections.
* elflink.c (bfd_elf_final_link): Handle attributes sections.
* elfxx-target.h (elf_backend_obj_attrs_vendor,
elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type,
elf_backend_obj_attrs_section_type): New.
(elfNN_bed): Update.
* elf32-arm.c (NUM_KNOWN_ATTRIBUTES, aeabi_attribute,
aeabi_attribute_list): Remove.
(struct elf32_arm_obj_tdata): Remove object attributes fields.
(check_use_blx, bfd_elf32_arm_set_vfp11_fix, using_thumb2,
elf32_arm_copy_private_bfd_data, elf32_arm_merge_eabi_attributes):
Update for new object attributes interfaces.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, elf32_arm_get_eabi_attr_int,
elf32_arm_add_eabi_attr_int, attr_strdup,
elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
copy_eabi_attributes, elf32_arm_parse_attributes): Remove. Moved
to generic code in elf-attrs.c.
(elf32_arm_obj_attrs_arg_type): New.
(elf32_arm_fake_sections): Do not handle .ARM.attributes.
(elf32_arm_section_from_shdr): Do not handle SHT_ARM_ATTRIBUTES.
(bfd_elf32_bfd_final_link): Remove.
(elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section,
elf_backend_obj_attrs_arg_type,
elf_backend_obj_attrs_section_type): New.
* elf32-bfin.c (bfin_elf_copy_private_bfd_data): Copy object
attributes.
* elf32-frv.c (frv_elf_copy_private_bfd_data): Likewise.
* elf32-iq2000.c (iq2000_elf_copy_private_bfd_data): Likewise.
* elf32-mep.c (mep_elf_copy_private_bfd_data): Likewise.
* elf32-mt.c (mt_elf_copy_private_bfd_data): Likewise.
* elf32-sh.c (sh_elf_copy_private_data): Likewise.
* elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.
binutils:
* readelf.c (display_gnu_attribute): New.
(process_arm_specific): Rearrange as process_attributes.
(process_arm_specific): Replace by wrapper of process_attributes.
gas:
* as.c (create_obj_attrs_section): New.
(main): Call create_obj_attrs_section for ELF.
* read.c (s_gnu_attribute, skip_whitespace, skip_past_char,
skip_past_comma, s_vendor_attribute): New.
(potable): Add gnu_attribute for ELF.
* read.h (s_vendor_attribute): Declare.
* config/tc-arm.c (s_arm_eabi_attribute): Replace by wrapper
round s_vendor_attribute.
(aeabi_set_public_attributes): Update for new attributes
interfaces.
(arm_md_end): Remove attributes contents setting now done
generically.
include/elf:
* arm.h (elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
elf32_arm_get_eabi_attr_int, elf32_arm_set_eabi_attr_contents,
elf32_arm_eabi_attr_size, Tag_NULL, Tag_File, Tag_Section,
Tag_Symbol, Tag_compatibility): Remove.
* common.h (SHT_GNU_ATTRIBUTES): Define.
ld:
* emulparams/armelf.sh (OTHER_SECTIONS): Remove .ARM.attributes.
(ATTRS_SECTIONS): Define.
* scripttempl/elf.sc, scripttempl/elf32sh-symbian.sc,
scripttempl/elf_chaos.sc, scripttempl/elfi370.sc,
scripttempl/elfxtensa.sc: Handle ATTRS_SECTIONS.
2007-06-30 00:29:16 +08:00
|
|
|
/* 0-3 are generic. */
|
|
|
|
|
Tag_CPU_raw_name = 4,
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
Tag_CPU_name,
|
|
|
|
|
Tag_CPU_arch,
|
|
|
|
|
Tag_CPU_arch_profile,
|
|
|
|
|
Tag_ARM_ISA_use,
|
|
|
|
|
Tag_THUMB_ISA_use,
|
2010-04-15 18:56:36 +08:00
|
|
|
Tag_FP_arch,
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
Tag_WMMX_arch,
|
2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
|
|
|
Tag_Advanced_SIMD_arch,
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
Tag_PCS_config,
|
|
|
|
|
Tag_ABI_PCS_R9_use,
|
|
|
|
|
Tag_ABI_PCS_RW_data,
|
|
|
|
|
Tag_ABI_PCS_RO_data,
|
|
|
|
|
Tag_ABI_PCS_GOT_use,
|
|
|
|
|
Tag_ABI_PCS_wchar_t,
|
|
|
|
|
Tag_ABI_FP_rounding,
|
|
|
|
|
Tag_ABI_FP_denormal,
|
|
|
|
|
Tag_ABI_FP_exceptions,
|
|
|
|
|
Tag_ABI_FP_user_exceptions,
|
|
|
|
|
Tag_ABI_FP_number_model,
|
2010-04-15 18:56:36 +08:00
|
|
|
Tag_ABI_align_needed,
|
|
|
|
|
Tag_ABI_align_preserved,
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
Tag_ABI_enum_size,
|
|
|
|
|
Tag_ABI_HardFP_use,
|
|
|
|
|
Tag_ABI_VFP_args,
|
|
|
|
|
Tag_ABI_WMMX_args,
|
|
|
|
|
Tag_ABI_optimization_goals,
|
|
|
|
|
Tag_ABI_FP_optimization_goals,
|
2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
|
|
|
/* 32 is generic (Tag_compatibility). */
|
2008-11-18 23:45:05 +08:00
|
|
|
Tag_undefined33 = 33,
|
|
|
|
|
Tag_CPU_unaligned_access,
|
2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
|
|
|
Tag_undefined35,
|
2010-04-15 18:56:36 +08:00
|
|
|
Tag_FP_HP_extension,
|
2008-11-18 23:45:05 +08:00
|
|
|
Tag_undefined37,
|
2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
|
|
|
Tag_ABI_FP_16bit_format,
|
|
|
|
|
Tag_undefined39,
|
2010-02-18 18:56:27 +08:00
|
|
|
Tag_undefined40,
|
|
|
|
|
Tag_undefined41,
|
|
|
|
|
Tag_MPextension_use,
|
|
|
|
|
Tag_undefined_43,
|
|
|
|
|
Tag_DIV_use,
|
2009-01-15 Andrew Stubbs <ams@codesourcery.com>
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
2009-01-16 02:00:49 +08:00
|
|
|
Tag_nodefaults = 64,
|
|
|
|
|
Tag_also_compatible_with,
|
|
|
|
|
Tag_T2EE_use,
|
|
|
|
|
Tag_conformance,
|
|
|
|
|
Tag_Virtualization_use,
|
|
|
|
|
Tag_undefined69,
|
2010-04-15 18:56:36 +08:00
|
|
|
Tag_MPextension_use_legacy,
|
|
|
|
|
|
|
|
|
|
/* The following tags are legacy names for other tags. */
|
|
|
|
|
Tag_VFP_arch = Tag_FP_arch,
|
|
|
|
|
Tag_ABI_align8_needed = Tag_ABI_align_needed,
|
|
|
|
|
Tag_ABI_align8_preserved = Tag_ABI_align_preserved,
|
|
|
|
|
Tag_VFP_HP_extension = Tag_FP_HP_extension
|
2005-10-08 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.c: Move #include "elf/arm.h" after libbfd.h.
(NUM_KNOWN_ATTRIBUTES): Define.
(aeabi_attribute, aeabi_attribute_list): Define.
(elf32_arm_obj_tdata): Add known_eabi_attributes and
other_eabi_attributes.
(uleb128_size, is_default_attr, eabi_attr_size,
elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
elf32_arm_new_eabi_attr, attr_strdup, elf32_arm_add_eabi_attr_int,
elf32_arm_add_eabi_attr_compat, copy_eabi_attributes,
elf32_arm_merge_eabi_attributes): New functions.
(elf32_arm_copy_private_bfd_data): Copy EABI object attributes.
(elf32_arm_fake_sections): Handle .ARM.attributes.
(elf32_arm_parse_attributes): New function.
(elf32_arm_section_from_shdr): Use it.
(bfd_elf32_bfd_final_link): Define.
gas/
* config/tc-arm.c: Don't provide fallback default for CPU_DEFAULT.
(arm_arch_used, thumb_arch_used, selected_cpu, selected_cpu_name):
New variables.
(arm_cpu_option_table): Add canonical_name.
(arm_cpus): Populate canonical_name field.
(s_arm_eabi_attribute, s_arm_arch, s_arm_cpu, s_arm_fpu,
aeabi_set_public_attributes, arm_md_end): New functions.
(md_pseudo_table): Add "cpu", "arch", "fpu" and "eabi_attribute".
(md_assemble): Set thumb_arch_used and arm_arch_used.
(md_begin): Set defaut cpu if CPU_DEFAULT not defined.
* config/tc-arm.h (md_end): Define.
* doc/c-arm.texi: Document .cpu, .arch, .fpu and .eabi_attribute.
gas/testsuite/
* gas/arm/eabi_attr_1.s: New test.
* gas/arm/eabi_attr_1.d: New test.
* gas/arm/arm7t.d: Only disassemble code sections.
* gas/arm/bignum1.d: Ignore Arm object attribute sections.
* gas/arm/mapping.d: Ditto.
* gas/arm/unwind.d: Ditto.
* gas/elf/section0.d: Ditto.
* gas/elf/section1.d: Ditto.
* gas/elf/elf.exp: Set target_machine for Arm EABI based targets.
* gas/elf/section2.e-armeabi: New file.
include/elf/
* arm.h: Add prototypes for BFD object attribute routines.
ld/testsuite/
* ld-arm/arm-rel31.d: Ignore Arm object attribute sections.
* ld-arm/arm-target1-abs.d: Ditto.
* ld-arm/arm-target1-rel.d: Ditto.
* ld-arm/arm-target2-abs.d: Ditto.
* ld-arm/arm-target2-got-rel.d: Ditto.
* ld-arm/arm-target2-rel.d: Ditto.
2005-10-09 01:07:16 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
2003-03-26 04:56:01 +08:00
|
|
|
/* The name of the note section used to identify arm variants. */
|
2003-04-01 21:08:06 +08:00
|
|
|
#define ARM_NOTE_SECTION ".note.gnu.arm.ident"
|
2004-10-01 20:59:35 +08:00
|
|
|
|
|
|
|
|
/* Special section names. */
|
|
|
|
|
#define ELF_STRING_ARM_unwind ".ARM.exidx"
|
|
|
|
|
#define ELF_STRING_ARM_unwind_info ".ARM.extab"
|
|
|
|
|
#define ELF_STRING_ARM_unwind_once ".gnu.linkonce.armexidx."
|
|
|
|
|
#define ELF_STRING_ARM_unwind_info_once ".gnu.linkonce.armextab."
|
|
|
|
|
|
2011-03-14 23:54:57 +08:00
|
|
|
enum arm_st_branch_type {
|
|
|
|
|
ST_BRANCH_TO_ARM,
|
|
|
|
|
ST_BRANCH_TO_THUMB,
|
2011-05-31 22:07:57 +08:00
|
|
|
ST_BRANCH_LONG,
|
|
|
|
|
ST_BRANCH_UNKNOWN
|
2011-03-14 23:54:57 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#define ARM_SYM_BRANCH_TYPE(SYM) \
|
|
|
|
|
((enum arm_st_branch_type) (SYM)->st_target_internal)
|
|
|
|
|
|
2000-04-08 08:09:26 +08:00
|
|
|
#endif /* _ELF_ARM_H */
|
