libc/include/elf/tilepro.h
Walter Lee 3a90360cf0 Improve TLS support on TILE-Gx/TILEPro:
- Add support for TLS LE references.
- Support linker optimization of TLS references.
- Delete relocations of GOT/tp relative offsets beyond 32-bits.

This brings binutils in line with the support expected in gcc 4.7, for
TILE-Gx/TILEPro.

bfd/
	* reloc.c: Add BFD_RELOC_TILEPRO_TLS_GD_CALL,
	BFD_RELOC_TILEPRO_IMM8_X0_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_X1_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_Y0_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_IMM8_Y1_TLS_GD_ADD,
	BFD_RELOC_TILEPRO_TLS_IE_LOAD, BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_LO,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_LO,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_HI,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_HI,
	BFD_RELOC_TILEPRO_IMM16_X0_TLS_LE_HA,
	BFD_RELOC_TILEPRO_IMM16_X1_TLS_LE_HA,
	BFD_RELOC_TILEGX_IMM16_X0_HW0_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW0_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X0_HW0_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW0_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_LAST_TLS_LE,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_LAST_TLS_LE,
	BFD_RELOC_TILEGX_TLS_GD_CALL, BFD_RELOC_TILEGX_IMM8_X0_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_X1_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_Y0_TLS_GD_ADD,
	BFD_RELOC_TILEGX_IMM8_Y1_TLS_GD_ADD, BFD_RELOC_TILEGX_TLS_IE_LOAD,
	BFD_RELOC_TILEGX_IMM8_X0_TLS_ADD,
	BFD_RELOC_TILEGX_IMM8_X1_TLS_ADD,
	BFD_RELOC_TILEGX_IMM8_Y0_TLS_ADD, BFD_RELOC_TILEGX_IMM8_Y1_TLS_ADD.
	Delete BFD_RELOC_TILEGX_IMM16_X0_HW1_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_GOT,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_GOT,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_TLS_GD,
	BFD_RELOC_TILEGX_IMM16_X0_HW1_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW1_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW3_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW3_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_TLS_IE,
	BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_TLS_IE.
	* elf32-tilepro.c (tilepro_elf_howto_table): Update tilepro
	relocations.
	(tilepro_reloc_map): Ditto.
	(tilepro_info_to_howto_rela): Ditto.
	(reloc_to_create_func): Ditto.
	(tilepro_tls_translate_to_le): New.
	(tilepro_tls_translate_to_ie): New.
	(tilepro_elf_tls_transition): New.
	(tilepro_elf_check_relocs): Handle new tls relocations.
	(tilepro_elf_gc_sweep_hook): Ditto.
	(allocate_dynrelocs): Ditto.
	(tilepro_elf_relocate_section): Ditto.
	(tilepro_replace_insn): New.
	(insn_mask_X1): New.
	(insn_mask_X0_no_dest_no_srca): New
	(insn_mask_X1_no_dest_no_srca): New
	(insn_mask_Y0_no_dest_no_srca): New
	(insn_mask_Y1_no_dest_no_srca): New
	(srca_mask_X0): New
	(srca_mask_X1): New
	(insn_tls_le_move_X1): New
	(insn_tls_le_move_zero_X0X1): New
	(insn_tls_ie_lw_X1): New
	(insn_tls_ie_add_X0X1): New
	(insn_tls_ie_add_Y0Y1): New
	(insn_tls_gd_add_X0X1): New
	(insn_tls_gd_add_Y0Y1): New
	* elfxx-tilegx.c (tilegx_elf_howto_table): Update tilegx
	relocations.
	(tilegx_reloc_map): Ditto.
	(tilegx_info_to_howto_rela): Ditto.
	(reloc_to_create_func): Ditto.
	(tilegx_elf_link_hash_table): New field disable_le_transition.
	(tilegx_tls_translate_to_le): New.
	(tilegx_tls_translate_to_ie): New.
	(tilegx_elf_tls_transition): New.
	(tilegx_elf_check_relocs): Handle new tls relocations.
	(tilegx_elf_gc_sweep_hook): Ditto.
	(allocate_dynrelocs): Ditto.
	(tilegx_elf_relocate_section): Ditto.
	(tilegx_copy_bits): New.
	(tilegx_replace_insn): New.
	(insn_mask_X1): New.
	(insn_mask_X0_no_dest_no_srca): New.
	(insn_mask_X1_no_dest_no_srca): New.
	(insn_mask_Y0_no_dest_no_srca): New.
	(insn_mask_Y1_no_dest_no_srca): New.
	(insn_mask_X0_no_operand): New.
	(insn_mask_X1_no_operand): New.
	(insn_mask_Y0_no_operand): New.
	(insn_mask_Y1_no_operand): New.
	(insn_tls_ie_ld_X1): New.
	(insn_tls_ie_ld4s_X1): New.
	(insn_tls_ie_add_X0X1): New.
	(insn_tls_ie_add_Y0Y1): New.
	(insn_tls_ie_addx_X0X1): New.
	(insn_tls_ie_addx_Y0Y1): New.
	(insn_tls_gd_add_X0X1): New.
	(insn_tls_gd_add_Y0Y1): New.
	(insn_move_X0X1): New.
	(insn_move_Y0Y1): New.
	(insn_add_X0X1): New.
	(insn_add_Y0Y1): New.
	(insn_addx_X0X1): New.
	(insn_addx_Y0Y1): New.
	* libbfd.h: Regenerate.
	* bfd-in2.h: Regenerate.

gas/
	* tc-tilepro.c (O_tls_le): Define operator.
	(O_tls_le_lo16): Ditto.
	(O_tls_le_hi16): Ditto.
	(O_tls_le_ha16): Ditto.
	(O_tls_gd_call): Ditto.
	(O_tls_gd_add): Ditto.
	(O_tls_ie_load): Ditto.
	(md_begin): Delete old operators; handle new operators.
	(emit_tilepro_instruction): Ditto.
	(md_apply_fix): Ditto.
	* tc-tilegx.c (O_hw1_got): Delete operator.
	(O_hw2_got): Ditto.
	(O_hw3_got): Ditto.
	(O_hw2_last_got): Ditto.
	(O_hw1_tls_gd): Ditto.
	(O_hw2_tls_gd): Ditto.
	(O_hw3_tls_gd): Ditto.
	(O_hw2_last_tls_gd): Ditto.
	(O_hw1_tls_ie): Ditto.
	(O_hw2_tls_ie): Ditto.
	(O_hw3_tls_ie): Ditto.
	(O_hw2_last_tls_ie): Ditto.
	(O_hw0_tls_le): Define operator.
	(O_hw0_last_tls_le): Ditto.
	(O_hw1_last_tls_le): Ditto.
	(O_tls_gd_call): Ditto.
	(O_tls_gd_add): Ditto.
	(O_tls_ie_load): Ditto.
	(O_tls_add): Ditto.
	(md_begin): Delete old operators; handle new operators.
	(emit_tilegx_instruction): Ditto.
	(md_apply_fix): Ditto.
	* doc/c-tilegx.texi: Delete old operators; document new operators.
	* doc/c-tilepro.texi: Ditto.

include/elf/
	* tilegx.h (R_TILEGX_IMM16_X0_HW1_GOT): Delete.
	(R_TILEGX_IMM16_X1_HW1_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW2_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW2_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW3_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW3_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_GOT): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_GOT): Ditto.
	(R_TILEGX_IMM16_X0_HW1_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW1_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW2_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW2_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW3_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW3_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_TLS_GD): Ditto.
	(R_TILEGX_IMM16_X0_HW1_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW1_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW2_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW2_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW3_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW3_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW2_LAST_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X1_HW2_LAST_TLS_IE): Ditto.
	(R_TILEGX_IMM16_X0_HW0_TLS_LE): New relocation.
	(R_TILEGX_IMM16_X1_HW0_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X0_HW0_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X1_HW0_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X0_HW1_LAST_TLS_LE): Ditto.
	(R_TILEGX_IMM16_X1_HW1_LAST_TLS_LE): Ditto.
	(R_TILEGX_TLS_GD_CALL): Ditto.
	(R_TILEGX_IMM8_X0_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_X1_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_Y0_TLS_GD_ADD): Ditto.
	(R_TILEGX_IMM8_Y1_TLS_GD_ADD): Ditto.
	(R_TILEGX_TLS_IE_LOAD): Ditto.
	(R_TILEGX_IMM8_X0_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_X1_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_Y0_TLS_ADD): Ditto.
	(R_TILEGX_IMM8_Y1_TLS_ADD): Ditto.
	* tilepro.h (R_TILEPRO_TLS_GD_CALL): New relocation.
	(R_TILEPRO_IMM8_X0_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_X1_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_Y0_TLS_GD_ADD): Ditto.
	(R_TILEPRO_IMM8_Y1_TLS_GD_ADD): Ditto.
	(R_TILEPRO_TLS_IE_LOAD): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_LO): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_LO): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_HI): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_HI): Ditto.
	(R_TILEPRO_IMM16_X0_TLS_LE_HA): Ditto.
	(R_TILEPRO_IMM16_X1_TLS_LE_HA): Ditto.

include/opcode/
	* tilegx.h (tilegx_mnemonic): Add TILEGX_OPC_LD4S_TLS,
	TILEGX_OPC_LD_TLS.
	* tilepro.h (tilepro_mnemonic): Add TILEPRO_OPC_LW_TLS,
	TILEPRO_OPC_LW_TLS_SN.

opcodes/
	* tilegx-opc.c: Handle TILEGX_OPC_LD4S_TLS and TILEGX_OPC_LD_TLS.
	* tilepro-opc.c: Handle TILEPRO_OPC_LW_TLS and
	TILEPRO_OPC_LW_TLS_SN.
2012-02-25 22:24:21 +00:00

145 lines
5.7 KiB
C

/* TILEPro ELF support for BFD.
Copyright 2011 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef _ELF_TILEPRO_H
#define _ELF_TILEPRO_H
#include "elf/reloc-macros.h"
/* Relocations. */
START_RELOC_NUMBERS (elf_tilepro_reloc_type)
RELOC_NUMBER (R_TILEPRO_NONE, 0)
/* Standard relocations */
RELOC_NUMBER (R_TILEPRO_32, 1)
RELOC_NUMBER (R_TILEPRO_16, 2)
RELOC_NUMBER (R_TILEPRO_8, 3)
RELOC_NUMBER (R_TILEPRO_32_PCREL, 4)
RELOC_NUMBER (R_TILEPRO_16_PCREL, 5)
RELOC_NUMBER (R_TILEPRO_8_PCREL, 6)
RELOC_NUMBER (R_TILEPRO_LO16, 7)
RELOC_NUMBER (R_TILEPRO_HI16, 8)
RELOC_NUMBER (R_TILEPRO_HA16, 9)
RELOC_NUMBER (R_TILEPRO_COPY, 10)
RELOC_NUMBER (R_TILEPRO_GLOB_DAT, 11)
RELOC_NUMBER (R_TILEPRO_JMP_SLOT, 12)
RELOC_NUMBER (R_TILEPRO_RELATIVE, 13)
/* Branch/jump offsets */
RELOC_NUMBER (R_TILEPRO_BROFF_X1, 14)
RELOC_NUMBER (R_TILEPRO_JOFFLONG_X1, 15)
RELOC_NUMBER (R_TILEPRO_JOFFLONG_X1_PLT, 16)
/* Immediate operands. */
RELOC_NUMBER (R_TILEPRO_IMM8_X0, 17)
RELOC_NUMBER (R_TILEPRO_IMM8_Y0, 18)
RELOC_NUMBER (R_TILEPRO_IMM8_X1, 19)
RELOC_NUMBER (R_TILEPRO_IMM8_Y1, 20)
RELOC_NUMBER (R_TILEPRO_MT_IMM15_X1, 21)
RELOC_NUMBER (R_TILEPRO_MF_IMM15_X1, 22)
RELOC_NUMBER (R_TILEPRO_IMM16_X0, 23)
RELOC_NUMBER (R_TILEPRO_IMM16_X1, 24)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_LO, 25)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_LO, 26)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_HI, 27)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_HI, 28)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_HA, 29)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_HA, 30)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_PCREL, 31)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_PCREL, 32)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_LO_PCREL, 33)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_LO_PCREL, 34)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_HI_PCREL, 35)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_HI_PCREL, 36)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_HA_PCREL, 37)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_HA_PCREL, 38)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_GOT, 39)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_GOT, 40)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_GOT_LO, 41)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_GOT_LO, 42)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_GOT_HI, 43)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_GOT_HI, 44)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_GOT_HA, 45)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_GOT_HA, 46)
RELOC_NUMBER (R_TILEPRO_MMSTART_X0, 47)
RELOC_NUMBER (R_TILEPRO_MMEND_X0, 48)
RELOC_NUMBER (R_TILEPRO_MMSTART_X1, 49)
RELOC_NUMBER (R_TILEPRO_MMEND_X1, 50)
RELOC_NUMBER (R_TILEPRO_SHAMT_X0, 51)
RELOC_NUMBER (R_TILEPRO_SHAMT_X1, 52)
RELOC_NUMBER (R_TILEPRO_SHAMT_Y0, 53)
RELOC_NUMBER (R_TILEPRO_SHAMT_Y1, 54)
RELOC_NUMBER (R_TILEPRO_DEST_IMM8_X1, 55)
/* Relocs 56-59 are currently not defined. */
RELOC_NUMBER (R_TILEPRO_TLS_GD_CALL, 60)
RELOC_NUMBER (R_TILEPRO_IMM8_X0_TLS_GD_ADD, 61)
RELOC_NUMBER (R_TILEPRO_IMM8_X1_TLS_GD_ADD, 62)
RELOC_NUMBER (R_TILEPRO_IMM8_Y0_TLS_GD_ADD, 63)
RELOC_NUMBER (R_TILEPRO_IMM8_Y1_TLS_GD_ADD, 64)
RELOC_NUMBER (R_TILEPRO_TLS_IE_LOAD, 65)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_GD, 66)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_GD, 67)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_GD_LO, 68)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_GD_LO, 69)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_GD_HI, 70)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_GD_HI, 71)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_GD_HA, 72)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_GD_HA, 73)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_IE, 74)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_IE, 75)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_IE_LO, 76)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_IE_LO, 77)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_IE_HI, 78)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_IE_HI, 79)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_IE_HA, 80)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_IE_HA, 81)
RELOC_NUMBER (R_TILEPRO_TLS_DTPMOD32, 82)
RELOC_NUMBER (R_TILEPRO_TLS_DTPOFF32, 83)
RELOC_NUMBER (R_TILEPRO_TLS_TPOFF32, 84)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE, 85)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE, 86)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_LO, 87)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_LO, 88)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_HI, 89)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_HI, 90)
RELOC_NUMBER (R_TILEPRO_IMM16_X0_TLS_LE_HA, 91)
RELOC_NUMBER (R_TILEPRO_IMM16_X1_TLS_LE_HA, 92)
/* These are GNU extensions to enable C++ vtable garbage collection. */
RELOC_NUMBER (R_TILEPRO_GNU_VTINHERIT, 128)
RELOC_NUMBER (R_TILEPRO_GNU_VTENTRY, 129)
END_RELOC_NUMBERS (R_TILEPRO_max)
#endif /* _ELF_TILEPRO_H */