1999-05-03 07:29:11 +00:00
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/* SPARC ELF support for BFD.
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2005-03-03 11:58:10 +00:00
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2003
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Free Software Foundation, Inc.
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1999-05-03 07:29:11 +00:00
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By Doug Evans, Cygnus Support, <dje@cygnus.com>.
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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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the Free Software Foundation; either version 2 of the License, or
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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
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef _ELF_SPARC_H
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#define _ELF_SPARC_H
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/* Processor specific flags for the ELF header e_flags field. */
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/* These are defined by Sun. */
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#define EF_SPARC_32PLUS_MASK 0xffff00 /* bits indicating V8+ type */
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#define EF_SPARC_32PLUS 0x000100 /* generic V8+ features */
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#define EF_SPARC_SUN_US1 0x000200 /* Sun UltraSPARC1 extensions */
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#define EF_SPARC_HAL_R1 0x000400 /* HAL R1 extensions */
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1999-07-16 21:36:38 +00:00
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#define EF_SPARC_SUN_US3 0x000800 /* Sun UltraSPARCIII extensions */
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1999-05-03 07:29:11 +00:00
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#define EF_SPARC_LEDATA 0x800000 /* little endian data */
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/* This name is used in the V9 ABI. */
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#define EF_SPARC_EXT_MASK 0xffff00 /* reserved for vendor extensions */
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/* V9 memory models */
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#define EF_SPARCV9_MM 0x3 /* memory model mask */
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#define EF_SPARCV9_TSO 0x0 /* total store ordering */
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#define EF_SPARCV9_PSO 0x1 /* partial store ordering */
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#define EF_SPARCV9_RMO 0x2 /* relaxed store ordering */
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/* Section indices. */
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#define SHN_BEFORE 0xff00 /* used with SHF_ORDERED */
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#define SHN_AFTER 0xff01 /* used with SHF_ORDERED */
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/* Section flags. */
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#define SHF_EXCLUDE 0x80000000 /* exclude from linking */
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#define SHF_ORDERED 0x40000000 /* treat sh_link,sh_info specially */
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/* Symbol types. */
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#define STT_REGISTER 13 /* global reg reserved to app. */
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#include "elf/reloc-macros.h"
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/* Relocation types. */
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START_RELOC_NUMBERS (elf_sparc_reloc_type)
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RELOC_NUMBER (R_SPARC_NONE, 0)
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RELOC_NUMBER (R_SPARC_8, 1)
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RELOC_NUMBER (R_SPARC_16, 2)
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RELOC_NUMBER (R_SPARC_32, 3)
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RELOC_NUMBER (R_SPARC_DISP8, 4)
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RELOC_NUMBER (R_SPARC_DISP16, 5)
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RELOC_NUMBER (R_SPARC_DISP32, 6)
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RELOC_NUMBER (R_SPARC_WDISP30, 7)
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RELOC_NUMBER (R_SPARC_WDISP22, 8)
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RELOC_NUMBER (R_SPARC_HI22, 9)
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RELOC_NUMBER (R_SPARC_22, 10)
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RELOC_NUMBER (R_SPARC_13, 11)
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RELOC_NUMBER (R_SPARC_LO10, 12)
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RELOC_NUMBER (R_SPARC_GOT10, 13)
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RELOC_NUMBER (R_SPARC_GOT13, 14)
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RELOC_NUMBER (R_SPARC_GOT22, 15)
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RELOC_NUMBER (R_SPARC_PC10, 16)
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RELOC_NUMBER (R_SPARC_PC22, 17)
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RELOC_NUMBER (R_SPARC_WPLT30, 18)
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RELOC_NUMBER (R_SPARC_COPY, 19)
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RELOC_NUMBER (R_SPARC_GLOB_DAT, 20)
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RELOC_NUMBER (R_SPARC_JMP_SLOT, 21)
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RELOC_NUMBER (R_SPARC_RELATIVE, 22)
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RELOC_NUMBER (R_SPARC_UA32, 23)
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/* ??? These 6 relocs are new but not currently used. For binary
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2001-04-24 18:32:27 +00:00
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compatibility in the sparc64-elf toolchain, we leave them out.
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1999-05-03 07:29:11 +00:00
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A non-binary upward compatible change is expected for sparc64-elf. */
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#ifndef SPARC64_OLD_RELOCS
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/* ??? New relocs on the UltraSPARC. Not sure what they're for yet. */
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RELOC_NUMBER (R_SPARC_PLT32, 24)
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RELOC_NUMBER (R_SPARC_HIPLT22, 25)
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RELOC_NUMBER (R_SPARC_LOPLT10, 26)
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RELOC_NUMBER (R_SPARC_PCPLT32, 27)
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RELOC_NUMBER (R_SPARC_PCPLT22, 28)
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RELOC_NUMBER (R_SPARC_PCPLT10, 29)
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#endif
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/* v9 relocs */
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RELOC_NUMBER (R_SPARC_10, 30)
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RELOC_NUMBER (R_SPARC_11, 31)
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RELOC_NUMBER (R_SPARC_64, 32)
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RELOC_NUMBER (R_SPARC_OLO10, 33)
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RELOC_NUMBER (R_SPARC_HH22, 34)
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RELOC_NUMBER (R_SPARC_HM10, 35)
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RELOC_NUMBER (R_SPARC_LM22, 36)
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RELOC_NUMBER (R_SPARC_PC_HH22, 37)
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RELOC_NUMBER (R_SPARC_PC_HM10, 38)
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RELOC_NUMBER (R_SPARC_PC_LM22, 39)
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RELOC_NUMBER (R_SPARC_WDISP16, 40)
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RELOC_NUMBER (R_SPARC_WDISP19, 41)
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RELOC_NUMBER (R_SPARC_UNUSED_42, 42)
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RELOC_NUMBER (R_SPARC_7, 43)
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RELOC_NUMBER (R_SPARC_5, 44)
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RELOC_NUMBER (R_SPARC_6, 45)
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RELOC_NUMBER (R_SPARC_DISP64, 46)
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RELOC_NUMBER (R_SPARC_PLT64, 47)
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RELOC_NUMBER (R_SPARC_HIX22, 48)
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RELOC_NUMBER (R_SPARC_LOX10, 49)
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RELOC_NUMBER (R_SPARC_H44, 50)
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RELOC_NUMBER (R_SPARC_M44, 51)
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RELOC_NUMBER (R_SPARC_L44, 52)
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RELOC_NUMBER (R_SPARC_REGISTER, 53)
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RELOC_NUMBER (R_SPARC_UA64, 54)
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RELOC_NUMBER (R_SPARC_UA16, 55)
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bfd/
* elf32-sparc.c (_bfd_sparc_elf_howto_table): Add TLS relocs.
(elf32_sparc_rev32_howto): New variable.
(sparc_reloc_map): Add TLS relocs.
(elf32_sparc_reloc_type_lookup, elf32_sparc_info_to_howto):
Handle REV32.
(sparc_elf_hix22_reloc, sparc_elf_lox10_reloc, elf32_sparc_mkobject):
New functions.
(struct elf32_sparc_dyn_relocs, struct elf32_sparc_link_hash_entry,
struct elf32_sparc_link_hash_table):
New structures.
(elf32_sparc_tdata, elf32_sparc_local_got_tls_type,
elf32_sparc_hash_table): Define.
(link_hash_newfunc, elf32_sparc_link_hash_table_create,
create_got_section, elf32_sparc_create_dynamic_sections,
elf32_sparc_copy_indirect_symbol, elf32_sparc_tls_transition): New
functions.
(elf32_sparc_check_relocs): Handle TLS relocs. Add dynamic reloc
reference counting.
(elf32_sparc_gc_sweep_hook): Likewise.
(elf32_sparc_adjust_dynamic_symbol): Likewise.
(elf32_sparc_size_dynamic_sections): Likewise.
(elf32_sparc_relocate_section): Likewise.
(allocate_dynrelocs, readonly_dynrelocs, dtpoff_base, tpoff):
New functions.
(elf32_sparc_object_p): Allocate backend private object data.
(bfd_elf32_bfd_link_hash_table_create,
elf_backend_copy_indirect_symbol, bfd_elf32_mkobject,
elf_backend_can_refcount): Define.
(elf_backend_create_dynamic_sections): Define to
elf32_sparc_create_dynamic_sections.
* reloc.c: Add SPARC TLS relocs.
* bfd-in2.h, libbfd.h: Rebuilt.
* elf64-sparc.c (sparc64_elf_howto_table): Add TLS relocs.
(sparc_reloc_map): Likewise.
gas/
* config/tc-sparc.c (sparc_ip): Handle TLS % operators.
(tc_gen_reloc): Handle TLS relocs.
(sparc_cons, cons_fix_new_sparc): Handle %r_tls_dtpoff.
* config/tc-sparc.h (tc_fix_adjustable): Don't adjust TLS
relocs.
* config/obj-elf.c (obj_elf_section_word): Handle tls.
(obj_elf_type): Handle tls_object.
include/
* elf/sparc.h: Add TLS relocs. Move R_SPARC_REV32 to 252.
ld/testsuite/
* ld-sparc/sparc.exp: New.
* ld-sparc/tlsg32.s: New test.
* ld-sparc/tlsg32.sd: Likewise.
* ld-sparc/tlsg64.s: Likewise.
* ld-sparc/tlsg64.sd: Likewise.
* ld-sparc/tlslib.s: Likewise.
* ld-sparc/tlsnopic.s: Likewise.
* ld-sparc/tlspic.s: Likewise.
* ld-sparc/tlssunbin32.dd: Likewise.
* ld-sparc/tlssunbin32.rd: Likewise.
* ld-sparc/tlssunbin32.s: Likewise.
* ld-sparc/tlssunbin32.sd: Likewise.
* ld-sparc/tlssunbin32.td: Likewise.
* ld-sparc/tlssunbin64.dd: Likewise.
* ld-sparc/tlssunbin64.rd: Likewise.
* ld-sparc/tlssunbin64.s: Likewise.
* ld-sparc/tlssunbin64.sd: Likewise.
* ld-sparc/tlssunbin64.td: Likewise.
* ld-sparc/tlssunbinpic32.s: Likewise.
* ld-sparc/tlssunbinpic64.s: Likewise.
* ld-sparc/tlssunnopic32.dd: Likewise.
* ld-sparc/tlssunnopic32.rd: Likewise.
* ld-sparc/tlssunnopic32.s: Likewise.
* ld-sparc/tlssunnopic32.sd: Likewise.
* ld-sparc/tlssunnopic64.dd: Likewise.
* ld-sparc/tlssunnopic64.rd: Likewise.
* ld-sparc/tlssunnopic64.s: Likewise.
* ld-sparc/tlssunnopic64.sd: Likewise.
* ld-sparc/tlssunpic32.dd: Likewise.
* ld-sparc/tlssunpic32.rd: Likewise.
* ld-sparc/tlssunpic32.s: Likewise.
* ld-sparc/tlssunpic32.sd: Likewise.
* ld-sparc/tlssunpic32.td: Likewise.
* ld-sparc/tlssunpic64.dd: Likewise.
* ld-sparc/tlssunpic64.rd: Likewise.
* ld-sparc/tlssunpic64.s: Likewise.
* ld-sparc/tlssunpic64.sd: Likewise.
* ld-sparc/tlssunpic64.td: Likewise.
2003-01-24 23:44:45 +00:00
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RELOC_NUMBER (R_SPARC_TLS_GD_HI22, 56)
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RELOC_NUMBER (R_SPARC_TLS_GD_LO10, 57)
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RELOC_NUMBER (R_SPARC_TLS_GD_ADD, 58)
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RELOC_NUMBER (R_SPARC_TLS_GD_CALL, 59)
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RELOC_NUMBER (R_SPARC_TLS_LDM_HI22, 60)
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RELOC_NUMBER (R_SPARC_TLS_LDM_LO10, 61)
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RELOC_NUMBER (R_SPARC_TLS_LDM_ADD, 62)
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RELOC_NUMBER (R_SPARC_TLS_LDM_CALL, 63)
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RELOC_NUMBER (R_SPARC_TLS_LDO_HIX22, 64)
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RELOC_NUMBER (R_SPARC_TLS_LDO_LOX10, 65)
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RELOC_NUMBER (R_SPARC_TLS_LDO_ADD, 66)
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RELOC_NUMBER (R_SPARC_TLS_IE_HI22, 67)
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RELOC_NUMBER (R_SPARC_TLS_IE_LO10, 68)
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RELOC_NUMBER (R_SPARC_TLS_IE_LD, 69)
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RELOC_NUMBER (R_SPARC_TLS_IE_LDX, 70)
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RELOC_NUMBER (R_SPARC_TLS_IE_ADD, 71)
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RELOC_NUMBER (R_SPARC_TLS_LE_HIX22, 72)
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RELOC_NUMBER (R_SPARC_TLS_LE_LOX10, 73)
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RELOC_NUMBER (R_SPARC_TLS_DTPMOD32, 74)
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RELOC_NUMBER (R_SPARC_TLS_DTPMOD64, 75)
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RELOC_NUMBER (R_SPARC_TLS_DTPOFF32, 76)
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RELOC_NUMBER (R_SPARC_TLS_DTPOFF64, 77)
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RELOC_NUMBER (R_SPARC_TLS_TPOFF32, 78)
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RELOC_NUMBER (R_SPARC_TLS_TPOFF64, 79)
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1999-06-10 21:00:53 +00:00
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EMPTY_RELOC (R_SPARC_max_std)
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1999-05-03 07:29:11 +00:00
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RELOC_NUMBER (R_SPARC_GNU_VTINHERIT, 250)
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RELOC_NUMBER (R_SPARC_GNU_VTENTRY, 251)
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bfd/
* elf32-sparc.c (_bfd_sparc_elf_howto_table): Add TLS relocs.
(elf32_sparc_rev32_howto): New variable.
(sparc_reloc_map): Add TLS relocs.
(elf32_sparc_reloc_type_lookup, elf32_sparc_info_to_howto):
Handle REV32.
(sparc_elf_hix22_reloc, sparc_elf_lox10_reloc, elf32_sparc_mkobject):
New functions.
(struct elf32_sparc_dyn_relocs, struct elf32_sparc_link_hash_entry,
struct elf32_sparc_link_hash_table):
New structures.
(elf32_sparc_tdata, elf32_sparc_local_got_tls_type,
elf32_sparc_hash_table): Define.
(link_hash_newfunc, elf32_sparc_link_hash_table_create,
create_got_section, elf32_sparc_create_dynamic_sections,
elf32_sparc_copy_indirect_symbol, elf32_sparc_tls_transition): New
functions.
(elf32_sparc_check_relocs): Handle TLS relocs. Add dynamic reloc
reference counting.
(elf32_sparc_gc_sweep_hook): Likewise.
(elf32_sparc_adjust_dynamic_symbol): Likewise.
(elf32_sparc_size_dynamic_sections): Likewise.
(elf32_sparc_relocate_section): Likewise.
(allocate_dynrelocs, readonly_dynrelocs, dtpoff_base, tpoff):
New functions.
(elf32_sparc_object_p): Allocate backend private object data.
(bfd_elf32_bfd_link_hash_table_create,
elf_backend_copy_indirect_symbol, bfd_elf32_mkobject,
elf_backend_can_refcount): Define.
(elf_backend_create_dynamic_sections): Define to
elf32_sparc_create_dynamic_sections.
* reloc.c: Add SPARC TLS relocs.
* bfd-in2.h, libbfd.h: Rebuilt.
* elf64-sparc.c (sparc64_elf_howto_table): Add TLS relocs.
(sparc_reloc_map): Likewise.
gas/
* config/tc-sparc.c (sparc_ip): Handle TLS % operators.
(tc_gen_reloc): Handle TLS relocs.
(sparc_cons, cons_fix_new_sparc): Handle %r_tls_dtpoff.
* config/tc-sparc.h (tc_fix_adjustable): Don't adjust TLS
relocs.
* config/obj-elf.c (obj_elf_section_word): Handle tls.
(obj_elf_type): Handle tls_object.
include/
* elf/sparc.h: Add TLS relocs. Move R_SPARC_REV32 to 252.
ld/testsuite/
* ld-sparc/sparc.exp: New.
* ld-sparc/tlsg32.s: New test.
* ld-sparc/tlsg32.sd: Likewise.
* ld-sparc/tlsg64.s: Likewise.
* ld-sparc/tlsg64.sd: Likewise.
* ld-sparc/tlslib.s: Likewise.
* ld-sparc/tlsnopic.s: Likewise.
* ld-sparc/tlspic.s: Likewise.
* ld-sparc/tlssunbin32.dd: Likewise.
* ld-sparc/tlssunbin32.rd: Likewise.
* ld-sparc/tlssunbin32.s: Likewise.
* ld-sparc/tlssunbin32.sd: Likewise.
* ld-sparc/tlssunbin32.td: Likewise.
* ld-sparc/tlssunbin64.dd: Likewise.
* ld-sparc/tlssunbin64.rd: Likewise.
* ld-sparc/tlssunbin64.s: Likewise.
* ld-sparc/tlssunbin64.sd: Likewise.
* ld-sparc/tlssunbin64.td: Likewise.
* ld-sparc/tlssunbinpic32.s: Likewise.
* ld-sparc/tlssunbinpic64.s: Likewise.
* ld-sparc/tlssunnopic32.dd: Likewise.
* ld-sparc/tlssunnopic32.rd: Likewise.
* ld-sparc/tlssunnopic32.s: Likewise.
* ld-sparc/tlssunnopic32.sd: Likewise.
* ld-sparc/tlssunnopic64.dd: Likewise.
* ld-sparc/tlssunnopic64.rd: Likewise.
* ld-sparc/tlssunnopic64.s: Likewise.
* ld-sparc/tlssunnopic64.sd: Likewise.
* ld-sparc/tlssunpic32.dd: Likewise.
* ld-sparc/tlssunpic32.rd: Likewise.
* ld-sparc/tlssunpic32.s: Likewise.
* ld-sparc/tlssunpic32.sd: Likewise.
* ld-sparc/tlssunpic32.td: Likewise.
* ld-sparc/tlssunpic64.dd: Likewise.
* ld-sparc/tlssunpic64.rd: Likewise.
* ld-sparc/tlssunpic64.s: Likewise.
* ld-sparc/tlssunpic64.sd: Likewise.
* ld-sparc/tlssunpic64.td: Likewise.
2003-01-24 23:44:45 +00:00
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RELOC_NUMBER (R_SPARC_REV32, 252)
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1999-05-03 07:29:11 +00:00
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2000-06-07 03:43:33 +00:00
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END_RELOC_NUMBERS (R_SPARC_max)
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1999-05-03 07:29:11 +00:00
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/* Relocation macros. */
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1999-07-08 16:01:06 +00:00
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#define ELF64_R_TYPE_DATA(info) \
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1999-07-16 21:26:39 +00:00
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(((bfd_signed_vma)(ELF64_R_TYPE(info) >> 8) ^ 0x800000) - 0x800000)
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1999-07-08 16:01:06 +00:00
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#define ELF64_R_TYPE_ID(info) \
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((info) & 0xff)
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#define ELF64_R_TYPE_INFO(data, type) \
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(((bfd_vma) ((data) & 0xffffff) << 8) | (bfd_vma) (type))
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1999-05-03 07:29:11 +00:00
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1999-07-08 16:01:06 +00:00
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/* Values for Elf64_Dyn.d_tag. */
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1999-05-03 07:29:11 +00:00
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1999-07-08 16:01:06 +00:00
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#define DT_SPARC_REGISTER 0x70000001
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1999-05-03 07:29:11 +00:00
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#endif /* _ELF_SPARC_H */
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