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- /* Common code for PA ELF implementations.
- Copyright (C) 1999-2022 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. */
- #define ELF_HOWTO_TABLE_SIZE R_PARISC_UNIMPLEMENTED + 1
- /* This file is included by multiple PA ELF BFD backends with different
- sizes.
- Most of the routines are written to be size independent, but sometimes
- external constraints require 32 or 64 bit specific code. We remap
- the definitions/functions as necessary here. */
- #if ARCH_SIZE == 64
- #define ELF_R_TYPE(X) ELF64_R_TYPE(X)
- #define ELF_R_SYM(X) ELF64_R_SYM(X)
- #define elf_hppa_reloc_final_type elf64_hppa_reloc_final_type
- #define _bfd_elf_hppa_gen_reloc_type _bfd_elf64_hppa_gen_reloc_type
- #define elf_hppa_relocate_section elf64_hppa_relocate_section
- #define elf_hppa_final_link elf64_hppa_final_link
- #endif
- #if ARCH_SIZE == 32
- #define ELF_R_TYPE(X) ELF32_R_TYPE(X)
- #define ELF_R_SYM(X) ELF32_R_SYM(X)
- #define elf_hppa_reloc_final_type elf32_hppa_reloc_final_type
- #define _bfd_elf_hppa_gen_reloc_type _bfd_elf32_hppa_gen_reloc_type
- #define elf_hppa_relocate_section elf32_hppa_relocate_section
- #define elf_hppa_final_link elf32_hppa_final_link
- #endif
- /* ELF/PA relocation howto entries. */
- static reloc_howto_type elf_hppa_howto_table[ELF_HOWTO_TABLE_SIZE] =
- {
- #define HOW(type, size, bitsize, pc_rel, complain, mask) \
- HOWTO (type, 0, size, bitsize, pc_rel, 0, complain_overflow_ ## complain, \
- bfd_elf_generic_reloc, #type, false, 0, mask, false)
- /* The values in DIR32 are to placate the check in
- _bfd_stab_section_find_nearest_line. */
- HOW (R_PARISC_NONE, 3, 0, false, dont, 0),
- HOW (R_PARISC_DIR32, 2, 32, false, bitfield, 0xffffffff),
- HOW (R_PARISC_DIR21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_DIR17R, 2, 17, false, bitfield, 0),
- HOW (R_PARISC_DIR17F, 2, 17, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DIR14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DIR14F, 2, 14, false, bitfield, 0),
- /* 8 */
- HOW (R_PARISC_PCREL12F, 2, 12, true, bitfield, 0),
- HOW (R_PARISC_PCREL32, 2, 32, true, bitfield, 0),
- HOW (R_PARISC_PCREL21L, 2, 21, true, bitfield, 0),
- HOW (R_PARISC_PCREL17R, 2, 17, true, bitfield, 0),
- HOW (R_PARISC_PCREL17F, 2, 17, true, bitfield, 0),
- HOW (R_PARISC_PCREL17C, 2, 17, true, bitfield, 0),
- HOW (R_PARISC_PCREL14R, 2, 14, true, bitfield, 0),
- HOW (R_PARISC_PCREL14F, 2, 14, true, bitfield, 0),
- /* 16 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DPREL21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_DPREL14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DPREL14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DPREL14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DPREL14F, 2, 14, false, bitfield, 0),
- /* 24 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTREL21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTREL14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DLTREL14F, 2, 14, false, bitfield, 0),
- /* 32 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTIND21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTIND14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DLTIND14F, 2, 14, false, bitfield, 0),
- /* 40 */
- HOW (R_PARISC_SETBASE, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_SECREL32, 2, 32, false, bitfield, 0xffffffff),
- HOW (R_PARISC_BASEREL21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_BASEREL17R, 2, 17, false, bitfield, 0),
- HOW (R_PARISC_BASEREL17F, 2, 17, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_BASEREL14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_BASEREL14F, 2, 14, false, bitfield, 0),
- /* 48 */
- HOW (R_PARISC_SEGBASE, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_SEGREL32, 2, 32, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF14F, 2, 14, false, bitfield, 0),
- /* 56 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR32, 2, 32, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 64 */
- HOW (R_PARISC_FPTR64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_PLABEL32, 2, 32, false, bitfield, 0),
- HOW (R_PARISC_PLABEL21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_PLABEL14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 72 */
- HOW (R_PARISC_PCREL64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_PCREL22C, 2, 22, false, bitfield, 0),
- HOW (R_PARISC_PCREL22F, 2, 22, false, bitfield, 0),
- HOW (R_PARISC_PCREL14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_PCREL14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_PCREL16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_PCREL16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_PCREL16DF, 2, 16, false, bitfield, 0),
- /* 80 */
- HOW (R_PARISC_DIR64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DIR14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DIR14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DIR16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_DIR16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_DIR16DF, 2, 16, false, bitfield, 0),
- /* 88 */
- HOW (R_PARISC_GPREL64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTREL14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DLTREL14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_GPREL16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_GPREL16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_GPREL16DF, 2, 16, false, bitfield, 0),
- /* 96 */
- HOW (R_PARISC_LTOFF64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_DLTIND14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_DLTIND14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_LTOFF16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_LTOFF16DF, 2, 16, false, bitfield, 0),
- /* 104 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_BASEREL14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_BASEREL14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 112 */
- HOW (R_PARISC_SEGREL64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_PLTOFF16DF, 2, 16, false, bitfield, 0),
- /* 120 */
- HOW (R_PARISC_LTOFF_FPTR64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_FPTR16DF, 2, 16, false, bitfield, 0),
- /* 128 */
- HOW (R_PARISC_COPY, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_IPLT, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_EPLT, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 136 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 144 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- /* 152 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_TPREL32, 2, 32, false, dont, 0),
- HOW (R_PARISC_TPREL21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_TPREL14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- /* 160 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_LTOFF_TP21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP14F, 2, 14, false, bitfield, 0),
- /* 168 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 176 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 184 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- /* 192 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 200 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 208 */
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, dont, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- /* 216 */
- HOW (R_PARISC_TPREL64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_TPREL14WR, 2, 14, false, dont, 0),
- HOW (R_PARISC_TPREL14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_TPREL16F, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_TPREL16WF, 2, 16, false, dont, 0),
- HOW (R_PARISC_TPREL16DF, 2, 16, false, bitfield, 0),
- /* 224 */
- HOW (R_PARISC_LTOFF_TP64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_UNIMPLEMENTED, 0, 0, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP14WR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP14DR, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP16F, 2, 16, false, dont, 0),
- HOW (R_PARISC_LTOFF_TP16WF, 2, 16, false, bitfield, 0),
- HOW (R_PARISC_LTOFF_TP16DF, 2, 16, false, bitfield, 0),
- /* 232 */
- HOW (R_PARISC_GNU_VTENTRY, 0, 0, false, dont, 0),
- HOW (R_PARISC_GNU_VTINHERIT, 0, 0, false, dont, 0),
- HOW (R_PARISC_TLS_GD21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_TLS_GD14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_TLS_GDCALL, 0, 0, false, dont, 0),
- HOW (R_PARISC_TLS_LDM21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_TLS_LDM14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_TLS_LDMCALL, 0, 0, false, dont, 0),
- /* 240 */
- HOW (R_PARISC_TLS_LDO21L, 2, 21, false, bitfield, 0),
- HOW (R_PARISC_TLS_LDO14R, 2, 14, false, bitfield, 0),
- HOW (R_PARISC_TLS_DTPMOD32, 2, 32, false, bitfield, 0),
- HOW (R_PARISC_TLS_DTPMOD64, 4, 64, false, bitfield, 0),
- HOW (R_PARISC_TLS_DTPOFF32, 2, 32, false, bitfield, 0),
- HOW (R_PARISC_TLS_DTPOFF64, 4, 64, false, bitfield, 0)
- #undef HOW
- };
- #define OFFSET_14R_FROM_21L 4
- #define OFFSET_14F_FROM_21L 5
- /* Return the final relocation type for the given base type, instruction
- format, and field selector. */
- elf_hppa_reloc_type
- elf_hppa_reloc_final_type (bfd *abfd,
- elf_hppa_reloc_type base_type,
- int format,
- unsigned int field)
- {
- elf_hppa_reloc_type final_type = base_type;
- /* Just a tangle of nested switch statements to deal with the braindamage
- that a different field selector means a completely different relocation
- for PA ELF. */
- switch (base_type)
- {
- /* We have been using generic relocation types. However, that may not
- really make sense. Anyway, we need to support both R_PARISC_DIR64
- and R_PARISC_DIR32 here. */
- case R_PARISC_DIR32:
- case R_PARISC_DIR64:
- case R_HPPA_ABS_CALL:
- switch (format)
- {
- case 14:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_DIR14F;
- break;
- case e_rsel:
- case e_rrsel:
- case e_rdsel:
- final_type = R_PARISC_DIR14R;
- break;
- case e_rtsel:
- final_type = R_PARISC_DLTIND14R;
- break;
- case e_rtpsel:
- final_type = R_PARISC_LTOFF_FPTR14DR;
- break;
- case e_tsel:
- final_type = R_PARISC_DLTIND14F;
- break;
- case e_rpsel:
- final_type = R_PARISC_PLABEL14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 17:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_DIR17F;
- break;
- case e_rsel:
- case e_rrsel:
- case e_rdsel:
- final_type = R_PARISC_DIR17R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 21:
- switch (field)
- {
- case e_lsel:
- case e_lrsel:
- case e_ldsel:
- case e_nlsel:
- case e_nlrsel:
- final_type = R_PARISC_DIR21L;
- break;
- case e_ltsel:
- final_type = R_PARISC_DLTIND21L;
- break;
- case e_ltpsel:
- final_type = R_PARISC_LTOFF_FPTR21L;
- break;
- case e_lpsel:
- final_type = R_PARISC_PLABEL21L;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 32:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_DIR32;
- /* When in 64bit mode, a 32bit relocation is supposed to
- be a section relative relocation. Dwarf2 (for example)
- uses 32bit section relative relocations. */
- if (bfd_arch_bits_per_address (abfd) != 32)
- final_type = R_PARISC_SECREL32;
- break;
- case e_psel:
- final_type = R_PARISC_PLABEL32;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 64:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_DIR64;
- break;
- case e_psel:
- final_type = R_PARISC_FPTR64;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_HPPA_GOTOFF:
- switch (format)
- {
- case 14:
- switch (field)
- {
- case e_rsel:
- case e_rrsel:
- case e_rdsel:
- /* R_PARISC_DLTREL14R for elf64, R_PARISC_DPREL14R for elf32. */
- final_type = base_type + OFFSET_14R_FROM_21L;
- break;
- case e_fsel:
- /* R_PARISC_DLTREL14F for elf64, R_PARISC_DPREL14F for elf32. */
- final_type = base_type + OFFSET_14F_FROM_21L;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 21:
- switch (field)
- {
- case e_lsel:
- case e_lrsel:
- case e_ldsel:
- case e_nlsel:
- case e_nlrsel:
- /* R_PARISC_DLTREL21L for elf64, R_PARISC_DPREL21L for elf32. */
- final_type = base_type;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 64:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_GPREL64;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_HPPA_PCREL_CALL:
- switch (format)
- {
- case 12:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_PCREL12F;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 14:
- /* Contrary to appearances, these are not calls of any sort.
- Rather, they are loads/stores with a pcrel reloc. */
- switch (field)
- {
- case e_rsel:
- case e_rrsel:
- case e_rdsel:
- final_type = R_PARISC_PCREL14R;
- break;
- case e_fsel:
- if (bfd_get_mach (abfd) < 25)
- final_type = R_PARISC_PCREL14F;
- else
- final_type = R_PARISC_PCREL16F;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 17:
- switch (field)
- {
- case e_rsel:
- case e_rrsel:
- case e_rdsel:
- final_type = R_PARISC_PCREL17R;
- break;
- case e_fsel:
- final_type = R_PARISC_PCREL17F;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 21:
- switch (field)
- {
- case e_lsel:
- case e_lrsel:
- case e_ldsel:
- case e_nlsel:
- case e_nlrsel:
- final_type = R_PARISC_PCREL21L;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 22:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_PCREL22F;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 32:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_PCREL32;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 64:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_PCREL64;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_TLS_GD21L:
- switch (field)
- {
- case e_ltsel:
- case e_lrsel:
- final_type = R_PARISC_TLS_GD21L;
- break;
- case e_rtsel:
- case e_rrsel:
- final_type = R_PARISC_TLS_GD14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_TLS_LDM21L:
- switch (field)
- {
- case e_ltsel:
- case e_lrsel:
- final_type = R_PARISC_TLS_LDM21L;
- break;
- case e_rtsel:
- case e_rrsel:
- final_type = R_PARISC_TLS_LDM14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_TLS_LDO21L:
- switch (field)
- {
- case e_lrsel:
- final_type = R_PARISC_TLS_LDO21L;
- break;
- case e_rrsel:
- final_type = R_PARISC_TLS_LDO14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_TLS_IE21L:
- switch (field)
- {
- case e_ltsel:
- case e_lrsel:
- final_type = R_PARISC_TLS_IE21L;
- break;
- case e_rtsel:
- case e_rrsel:
- final_type = R_PARISC_TLS_IE14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_TLS_LE21L:
- switch (field)
- {
- case e_lrsel:
- final_type = R_PARISC_TLS_LE21L;
- break;
- case e_rrsel:
- final_type = R_PARISC_TLS_LE14R;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_SEGREL32:
- switch (format)
- {
- case 32:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_SEGREL32;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case 64:
- switch (field)
- {
- case e_fsel:
- final_type = R_PARISC_SEGREL64;
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- default:
- return R_PARISC_NONE;
- }
- break;
- case R_PARISC_GNU_VTENTRY:
- case R_PARISC_GNU_VTINHERIT:
- case R_PARISC_SEGBASE:
- /* The defaults are fine for these cases. */
- break;
- default:
- return R_PARISC_NONE;
- }
- return final_type;
- }
- /* Return one (or more) BFD relocations which implement the base
- relocation with modifications based on format and field. */
- elf_hppa_reloc_type **
- _bfd_elf_hppa_gen_reloc_type (bfd *abfd,
- elf_hppa_reloc_type base_type,
- int format,
- unsigned int field,
- int ignore ATTRIBUTE_UNUSED,
- asymbol *sym ATTRIBUTE_UNUSED)
- {
- elf_hppa_reloc_type *finaltype;
- elf_hppa_reloc_type **final_types;
- size_t amt = sizeof (elf_hppa_reloc_type *) * 2;
- /* Allocate slots for the BFD relocation. */
- final_types = bfd_alloc (abfd, amt);
- if (final_types == NULL)
- return NULL;
- /* Allocate space for the relocation itself. */
- amt = sizeof (elf_hppa_reloc_type);
- finaltype = bfd_alloc (abfd, amt);
- if (finaltype == NULL)
- return NULL;
- /* Some reasonable defaults. */
- final_types[0] = finaltype;
- final_types[1] = NULL;
- *finaltype = elf_hppa_reloc_final_type (abfd, base_type, format, field);
- return final_types;
- }
- /* Translate from an elf into field into a howto relocation pointer. */
- static bool
- elf_hppa_info_to_howto (bfd *abfd,
- arelent *bfd_reloc,
- Elf_Internal_Rela *elf_reloc)
- {
- unsigned int r_type = ELF32_R_TYPE (elf_reloc->r_info);
- unsigned int type = r_type;
- reloc_howto_type *howto = NULL;
- if (r_type < (unsigned int) R_PARISC_UNIMPLEMENTED)
- {
- howto = &elf_hppa_howto_table[r_type];
- type = howto->type;
- }
- if (type >= (unsigned int) R_PARISC_UNIMPLEMENTED)
- {
- /* xgettext:c-format */
- _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
- abfd, r_type);
- bfd_set_error (bfd_error_bad_value);
- return false;
- }
- bfd_reloc->howto = howto;
- return true;
- }
- /* Translate from an elf into field into a howto relocation pointer. */
- static bool
- elf_hppa_info_to_howto_rel (bfd *abfd,
- arelent *bfd_reloc,
- Elf_Internal_Rela *elf_reloc)
- {
- unsigned int r_type = ELF_R_TYPE (elf_reloc->r_info);
- unsigned int type = r_type;
- reloc_howto_type *howto = NULL;
- if (r_type < (unsigned int) R_PARISC_UNIMPLEMENTED)
- {
- howto = &elf_hppa_howto_table[r_type];
- type = howto->type;
- }
- if (type >= (unsigned int) R_PARISC_UNIMPLEMENTED)
- {
- /* xgettext:c-format */
- _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
- abfd, r_type);
- bfd_set_error (bfd_error_bad_value);
- return false;
- }
- bfd_reloc->howto = howto;
- return true;
- }
- /* Return the address of the howto table entry to perform the CODE
- relocation for an ARCH machine. */
- static reloc_howto_type *
- elf_hppa_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- bfd_reloc_code_real_type code)
- {
- if ((int) code < (int) R_PARISC_UNIMPLEMENTED)
- {
- BFD_ASSERT ((int) elf_hppa_howto_table[(int) code].type == (int) code);
- return &elf_hppa_howto_table[(int) code];
- }
- return NULL;
- }
- static reloc_howto_type *
- elf_hppa_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- const char *r_name)
- {
- unsigned int i;
- for (i = 0;
- i < sizeof (elf_hppa_howto_table) / sizeof (elf_hppa_howto_table[0]);
- i++)
- if (elf_hppa_howto_table[i].name != NULL
- && strcasecmp (elf_hppa_howto_table[i].name, r_name) == 0)
- return &elf_hppa_howto_table[i];
- return NULL;
- }
- /* Return TRUE if SYM represents a local label symbol. */
- static bool
- elf_hppa_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name)
- {
- if (name[0] == 'L' && name[1] == '$')
- return true;
- return _bfd_elf_is_local_label_name (abfd, name);
- }
- /* Set the correct type for an ELF section. We do this by the
- section name, which is a hack, but ought to work. */
- static bool
- elf_hppa_fake_sections (bfd *abfd, Elf_Internal_Shdr *hdr, asection *sec)
- {
- const char *name;
- name = bfd_section_name (sec);
- if (strcmp (name, ".PARISC.unwind") == 0)
- {
- int indx;
- asection *asec;
- #if ARCH_SIZE == 64
- hdr->sh_type = SHT_PARISC_UNWIND;
- #else
- /* Note - it is not clear why this is not SHT_PARISC_UNWIND as well.
- Presumably it is a historical constraint, so leave it as it is. */
- hdr->sh_type = SHT_PROGBITS;
- #endif
- /* ?!? How are unwinds supposed to work for symbols in arbitrary
- sections? Or what if we have multiple .text sections in a single
- .o file? HP really messed up on this one.
- Ugh. We can not use elf_section_data (sec)->this_idx at this
- point because it is not initialized yet.
- So we (gasp) recompute it here. Hopefully nobody ever changes the
- way sections are numbered in elf.c! */
- for (asec = abfd->sections, indx = 1; asec; asec = asec->next, indx++)
- {
- if (asec->name && strcmp (asec->name, ".text") == 0)
- {
- hdr->sh_info = indx;
- hdr->sh_flags |= SHF_INFO_LINK;
- break;
- }
- }
- /* The unwind table entries are 16 bytes long, so it is not clear
- why this field is set to 4. (The ELF spec says that the sh_entsize
- field is a byte quantity, but this is a processor specific section,
- so it is allowed to change the rules). Leave as it is for now. */
- hdr->sh_entsize = 4;
- }
- return true;
- }
- static bool
- elf_hppa_final_write_processing (bfd *abfd)
- {
- int mach = bfd_get_mach (abfd);
- elf_elfheader (abfd)->e_flags &= ~(EF_PARISC_ARCH | EF_PARISC_TRAPNIL
- | EF_PARISC_EXT | EF_PARISC_LSB
- | EF_PARISC_WIDE | EF_PARISC_NO_KABP
- | EF_PARISC_LAZYSWAP);
- if (mach == 10)
- elf_elfheader (abfd)->e_flags |= EFA_PARISC_1_0;
- else if (mach == 11)
- elf_elfheader (abfd)->e_flags |= EFA_PARISC_1_1;
- else if (mach == 20)
- elf_elfheader (abfd)->e_flags |= EFA_PARISC_2_0;
- else if (mach == 25)
- elf_elfheader (abfd)->e_flags |= (EF_PARISC_WIDE
- | EFA_PARISC_2_0
- /* The GNU tools have trapped without
- option since 1993, so need to take
- a step backwards with the ELF
- based toolchains. */
- | EF_PARISC_TRAPNIL);
- return _bfd_elf_final_write_processing (abfd);
- }
- /* Comparison function for qsort to sort unwind section during a
- final link. */
- static int
- hppa_unwind_entry_compare (const void *a, const void *b)
- {
- const bfd_byte *ap, *bp;
- unsigned long av, bv;
- ap = a;
- av = (unsigned long) ap[0] << 24;
- av |= (unsigned long) ap[1] << 16;
- av |= (unsigned long) ap[2] << 8;
- av |= (unsigned long) ap[3];
- bp = b;
- bv = (unsigned long) bp[0] << 24;
- bv |= (unsigned long) bp[1] << 16;
- bv |= (unsigned long) bp[2] << 8;
- bv |= (unsigned long) bp[3];
- return av < bv ? -1 : av > bv ? 1 : 0;
- }
- static bool
- elf_hppa_sort_unwind (bfd *abfd)
- {
- asection *s;
- /* Magic section names, but this is much safer than having
- relocate_section remember where SEGREL32 relocs occurred.
- Consider what happens if someone inept creates a linker script
- that puts unwind information in .text. */
- s = bfd_get_section_by_name (abfd, ".PARISC.unwind");
- if (s != NULL)
- {
- bfd_size_type size;
- bfd_byte *contents;
- if (!bfd_malloc_and_get_section (abfd, s, &contents))
- return false;
- size = s->size;
- qsort (contents, (size_t) (size / 16), 16, hppa_unwind_entry_compare);
- if (! bfd_set_section_contents (abfd, s, contents, (file_ptr) 0, size))
- return false;
- }
- return true;
- }
- /* What to do when ld finds relocations against symbols defined in
- discarded sections. */
- static unsigned int
- elf_hppa_action_discarded (asection *sec)
- {
- /* Ignore relocations in .data.rel.ro.local. This section can contain
- PLABEL32 relocations to functions in discarded COMDAT groups. */
- if (strcmp (".data.rel.ro.local", sec->name) == 0)
- return 0;
- if (strcmp (".PARISC.unwind", sec->name) == 0)
- return 0;
- return _bfd_elf_default_action_discarded (sec);
- }
|