552 lines
18 KiB
C
552 lines
18 KiB
C
/* HPPA ELF support for BFD.
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Copyright 1993, 1994, 1995, 1998, 1999, 2000
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Free Software Foundation, Inc.
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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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/* This file holds definitions specific to the HPPA ELF ABI. Note
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that most of this is not actually implemented by BFD. */
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#ifndef _ELF_HPPA_H
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#define _ELF_HPPA_H
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/* Processor specific flags for the ELF header e_flags field. */
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/* Trap null address dereferences. */
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#define EF_PARISC_TRAPNIL 0x00010000
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/* .PARISC.archext section is present. */
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#define EF_PARISC_EXT 0x00020000
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/* Program expects little-endian mode. */
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#define EF_PARISC_LSB 0x00040000
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/* Program expects wide mode. */
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#define EF_PARISC_WIDE 0x00080000
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/* Do not allow kernel-assisted branch prediction. */
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#define EF_PARISC_NO_KABP 0x00100000
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/* Allow lazy swap for dynamically allocated program segments. */
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#define EF_PARISC_LAZYSWAP 0x00400000
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/* Architecture version */
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#define EF_PARISC_ARCH 0x0000ffff
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#define EFA_PARISC_1_0 0x020b
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#define EFA_PARISC_1_1 0x0210
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#define EFA_PARISC_2_0 0x0214
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/* Special section indices. */
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/* A symbol that has been declared as a tentative definition in an ANSI C
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compilation. */
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#define SHN_PARISC_ANSI_COMMON 0xff00
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/* A symbol that has been declared as a common block using the
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huge memory model. */
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#define SHN_PARISC_HUGE_COMMON 0xff01
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/* Processor specific section types. */
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/* Section contains product specific extension bits. */
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#define SHT_PARISC_EXT 0x70000000
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/* Section contains unwind table entries. */
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#define SHT_PARISC_UNWIND 0x70000001
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/* Section contains debug information for optimized code. */
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#define SHT_PARISC_DOC 0x70000002
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/* Section contains code annotations. */
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#define SHT_PARISC_ANNOT 0x70000003
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/* These are strictly for compatibility with the older elf32-hppa
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implementation. Hopefully we can eliminate them in the future. */
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/* Optional section holding argument location/relocation info. */
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#define SHT_PARISC_SYMEXTN SHT_LOPROC+8
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/* Option section for linker stubs. */
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#define SHT_PARISC_STUBS SHT_LOPROC+9
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/* Processor specific section flags. */
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/* Section contains code compiled for static branch prediction. */
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#define SHF_PARISC_SBP 0x80000000
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/* Section should be allocated from from GP. */
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#define SHF_PARISC_HUGE 0x40000000
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/* Section should go near GP. */
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#define SHF_PARISC_SHORT 0x20000000
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/* Identifies the entry point of a millicode routine. */
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#define STT_PARISC_MILLI 13
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/* ELF/HPPA relocation types */
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/* Note: PA-ELF is defined to use only RELA relocations. */
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#include "elf/reloc-macros.h"
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START_RELOC_NUMBERS (elf_hppa_reloc_type)
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RELOC_NUMBER (R_PARISC_NONE, 0) /* No reloc */
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/* Data / Inst. Format Relocation Expression */
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RELOC_NUMBER (R_PARISC_DIR32, 1)
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/* 32-bit word symbol + addend */
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RELOC_NUMBER (R_PARISC_DIR21L, 2)
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/* long immediate (7) LR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR17R, 3)
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/* branch external (19) RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR17F, 4)
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/* branch external (19) symbol + addend */
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RELOC_NUMBER (R_PARISC_DIR14R, 6)
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/* load/store (1) RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR14F, 7)
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/* load/store (1) symbol, addend */
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/* PC-relative relocation types
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Typically used for calls.
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Note PCREL17C and PCREL17F differ only in overflow handling.
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PCREL17C never reports a relocation error.
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When supporting argument relocations, function calls must be
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accompanied by parameter relocation information. This information is
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carried in the ten high-order bits of the addend field. The remaining
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22 bits of of the addend field are sign-extended to form the Addend.
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Note the code to build argument relocations depends on the
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addend being zero. A consequence of this limitation is GAS
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can not perform relocation reductions for function symbols. */
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RELOC_NUMBER (R_PARISC_PCREL12F, 8)
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/* op & branch (17) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL32, 9)
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/* 32-bit word symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL21L, 10)
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/* long immediate (7) L(symbol - PC - 8 + addend) */
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RELOC_NUMBER (R_PARISC_PCREL17R, 11)
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/* branch external (19) R(symbol - PC - 8 + addend) */
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RELOC_NUMBER (R_PARISC_PCREL17F, 12)
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/* branch (20) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL17C, 13)
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/* branch (20) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL14R, 14)
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/* load/store (1) R(symbol - PC - 8 + addend) */
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RELOC_NUMBER (R_PARISC_PCREL14F, 15)
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/* load/store (1) symbol - PC - 8 + addend */
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/* DP-relative relocation types. */
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RELOC_NUMBER (R_PARISC_DPREL21L, 18)
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/* long immediate (7) LR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DPREL14WR, 19)
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/* load/store mod. comp. (2) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DPREL14DR, 20)
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/* load/store doubleword (3) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DPREL14R, 22)
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/* load/store (1) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DPREL14F, 23)
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/* load/store (1) symbol - GP + addend */
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/* Data linkage table (DLT) relocation types
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SOM DLT_REL fixup requests are used to for static data references
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from position-independent code within shared libraries. They are
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similar to the GOT relocation types in some SVR4 implementations. */
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RELOC_NUMBER (R_PARISC_DLTREL21L, 26)
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/* long immediate (7) LR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DLTREL14R, 30)
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/* load/store (1) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DLTREL14F, 31)
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/* load/store (1) symbol - GP + addend */
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/* DLT indirect relocation types */
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RELOC_NUMBER (R_PARISC_DLTIND21L, 34)
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/* long immediate (7) L(ltoff(symbol + addend)) */
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RELOC_NUMBER (R_PARISC_DLTIND14R, 38)
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/* load/store (1) R(ltoff(symbol + addend)) */
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RELOC_NUMBER (R_PARISC_DLTIND14F, 39)
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/* load/store (1) ltoff(symbol + addend) */
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/* Base relative relocation types. Ugh. These imply lots of state */
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RELOC_NUMBER (R_PARISC_SETBASE, 40)
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/* none no reloc; base := sym */
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RELOC_NUMBER (R_PARISC_SECREL32, 41)
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/* 32-bit word symbol - SECT + addend */
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RELOC_NUMBER (R_PARISC_BASEREL21L, 42)
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/* long immediate (7) LR(symbol - base, addend) */
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RELOC_NUMBER (R_PARISC_BASEREL17R, 43)
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/* branch external (19) RR(symbol - base, addend) */
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RELOC_NUMBER (R_PARISC_BASEREL17F, 44)
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/* branch external (19) symbol - base + addend */
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RELOC_NUMBER (R_PARISC_BASEREL14R, 46)
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/* load/store (1) RR(symbol - base, addend) */
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RELOC_NUMBER (R_PARISC_BASEREL14F, 47)
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/* load/store (1) symbol - base, addend */
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/* Segment relative relocation types. */
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RELOC_NUMBER (R_PARISC_SEGBASE, 48)
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/* none no relocation; SB := sym */
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RELOC_NUMBER (R_PARISC_SEGREL32, 49)
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/* 32-bit word symbol - SB + addend */
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/* Offsets from the PLT. */
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RELOC_NUMBER (R_PARISC_PLTOFF21L, 50)
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/* long immediate (7) LR(pltoff(symbol), addend) */
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RELOC_NUMBER (R_PARISC_PLTOFF14R, 54)
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/* load/store (1) RR(pltoff(symbol), addend) */
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RELOC_NUMBER (R_PARISC_PLTOFF14F, 55)
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/* load/store (1) pltoff(symbol) + addend */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR32, 57)
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/* 32-bit word ltoff(fptr(symbol+addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR21L, 58)
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/* long immediate (7) L(ltoff(fptr(symbol+addend))) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR14R, 62)
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/* load/store (1) R(ltoff(fptr(symbol+addend))) */
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RELOC_NUMBER (R_PARISC_FPTR64, 64)
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/* 64-bit doubleword fptr(symbol+addend) */
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/* Plabel relocation types. */
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RELOC_NUMBER (R_PARISC_PLABEL32, 65)
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/* 32-bit word fptr(symbol) */
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RELOC_NUMBER (R_PARISC_PLABEL21L, 66)
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/* long immediate (7) L(fptr(symbol)) */
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RELOC_NUMBER (R_PARISC_PLABEL14R, 70)
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/* load/store (1) R(fptr(symbol)) */
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/* PCREL relocations. */
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RELOC_NUMBER (R_PARISC_PCREL64, 72)
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/* 64-bit doubleword symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL22C, 73)
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/* branch & link (21) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL22F, 74)
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/* branch & link (21) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL14WR, 75)
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/* load/store mod. comp. (2) R(symbol - PC - 8 + addend) */
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RELOC_NUMBER (R_PARISC_PCREL14DR, 76)
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/* load/store doubleword (3) R(symbol - PC - 8 + addend) */
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RELOC_NUMBER (R_PARISC_PCREL16F, 77)
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/* load/store (1) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL16WF, 78)
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/* load/store mod. comp. (2) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_PCREL16DF, 79)
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/* load/store doubleword (3) symbol - PC - 8 + addend */
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RELOC_NUMBER (R_PARISC_DIR64, 80)
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/* 64-bit doubleword symbol + addend */
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RELOC_NUMBER (R_PARISC_DIR64WR, 81)
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/* 64-bit doubleword RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR64DR, 82)
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/* 64-bit doubleword RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR14WR, 83)
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/* load/store mod. comp. (2) RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR14DR, 84)
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/* load/store doubleword (3) RR(symbol, addend) */
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RELOC_NUMBER (R_PARISC_DIR16F, 85)
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/* load/store (1) symbol + addend */
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RELOC_NUMBER (R_PARISC_DIR16WF, 86)
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/* load/store mod. comp. (2) symbol + addend */
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RELOC_NUMBER (R_PARISC_DIR16DF, 87)
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/* load/store doubleword (3) symbol + addend */
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RELOC_NUMBER (R_PARISC_GPREL64, 88)
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/* 64-bit doubleword symbol - GP + addend */
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RELOC_NUMBER (R_PARISC_DLTREL14WR, 91)
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/* load/store mod. comp. (2) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_DLTREL14DR, 92)
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/* load/store doubleword (3) RR(symbol - GP, addend) */
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RELOC_NUMBER (R_PARISC_GPREL16F, 93)
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/* load/store (1) symbol - GP + addend */
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RELOC_NUMBER (R_PARISC_GPREL16WF, 94)
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/* load/store mod. comp. (2) symbol - GP + addend */
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RELOC_NUMBER (R_PARISC_GPREL16DF, 95)
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/* load/store doubleword (3) symbol - GP + addend */
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RELOC_NUMBER (R_PARISC_LTOFF64, 96)
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/* 64-bit doubleword ltoff(symbol + addend) */
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RELOC_NUMBER (R_PARISC_DLTIND14WR, 99)
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/* load/store mod. comp. (2) R(ltoff(symbol + addend)) */
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RELOC_NUMBER (R_PARISC_DLTIND14DR, 100)
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/* load/store doubleword (3) R(ltoff(symbol + addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF16F, 101)
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/* load/store (1) ltoff(symbol + addend) */
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RELOC_NUMBER (R_PARISC_LTOFF16WF, 102)
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/* load/store mod. comp. (2) ltoff(symbol + addend) */
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RELOC_NUMBER (R_PARISC_LTOFF16DF, 103)
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/* load/store doubleword (3) ltoff(symbol + addend) */
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RELOC_NUMBER (R_PARISC_SECREL64, 104)
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/* 64-bit doubleword symbol - SECT + addend */
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RELOC_NUMBER (R_PARISC_BASEREL14WR, 107)
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/* load/store mod. comp. (2) RR(symbol - base, addend) */
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RELOC_NUMBER (R_PARISC_BASEREL14DR, 108)
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/* load/store doubleword (3) RR(symbol - base, addend) */
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RELOC_NUMBER (R_PARISC_SEGREL64, 112)
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/* 64-bit doubleword symbol - SB + addend */
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RELOC_NUMBER (R_PARISC_PLTOFF14WR, 115)
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/* load/store mod. comp. (2) RR(pltoff(symbol), addend) */
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RELOC_NUMBER (R_PARISC_PLTOFF14DR, 116)
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/* load/store doubleword (3) RR(pltoff(symbol), addend) */
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RELOC_NUMBER (R_PARISC_PLTOFF16F, 117)
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/* load/store (1) pltoff(symbol) + addend */
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RELOC_NUMBER (R_PARISC_PLTOFF16WF, 118)
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/* load/store mod. comp. (2) pltoff(symbol) + addend */
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RELOC_NUMBER (R_PARISC_PLTOFF16DF, 119)
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/* load/store doubleword (3) pltoff(symbol) + addend */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR64, 120)
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/* 64-bit doubleword ltoff(fptr(symbol+addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR14WR, 123)
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/* load/store mod. comp. (2) R(ltoff(fptr(symbol+addend))) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR14DR, 124)
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/* load/store doubleword (3) R(ltoff(fptr(symbol+addend))) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR16F, 125)
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/* load/store (1) ltoff(fptr(symbol+addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR16WF, 126)
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/* load/store mod. comp. (2) ltoff(fptr(symbol+addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_FPTR16DF, 127)
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/* load/store doubleword (3) ltoff(fptr(symbol+addend)) */
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RELOC_NUMBER (R_PARISC_COPY, 128)
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/* data Dynamic relocations only */
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RELOC_NUMBER (R_PARISC_IPLT, 129)
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/* plt */
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RELOC_NUMBER (R_PARISC_EPLT, 130)
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/* plt */
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RELOC_NUMBER (R_PARISC_TPREL32, 153)
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/* 32-bit word symbol - TP + addend */
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RELOC_NUMBER (R_PARISC_TPREL21L, 154)
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/* long immediate (7) LR(symbol - TP, addend) */
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RELOC_NUMBER (R_PARISC_TPREL14R, 158)
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/* load/store (1) RR(symbol - TP, addend) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP21L, 162)
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/* long immediate (7) L(ltoff(symbol - TP + addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP14R, 166)
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/* load/store (1) R(ltoff(symbol - TP + addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP14F, 167)
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/* load/store (1) ltoff(symbol - TP + addend) */
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RELOC_NUMBER (R_PARISC_TPREL64, 216)
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/* 64-bit word symbol - TP + addend */
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RELOC_NUMBER (R_PARISC_TPREL14WR, 219)
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/* load/store mod. comp. (2) RR(symbol - TP, addend) */
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RELOC_NUMBER (R_PARISC_TPREL14DR, 220)
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/* load/store doubleword (3) RR(symbol - TP, addend) */
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RELOC_NUMBER (R_PARISC_TPREL16F, 221)
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/* load/store (1) symbol - TP + addend */
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RELOC_NUMBER (R_PARISC_TPREL16WF, 222)
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/* load/store mod. comp. (2) symbol - TP + addend */
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RELOC_NUMBER (R_PARISC_TPREL16DF, 223)
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/* load/store doubleword (3) symbol - TP + addend */
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RELOC_NUMBER (R_PARISC_LTOFF_TP64, 224)
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/* 64-bit doubleword ltoff(symbol - TP + addend) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP14WR, 227)
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/* load/store mod. comp. (2) R(ltoff(symbol - TP + addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP14DR, 228)
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/* load/store doubleword (3) R(ltoff(symbol - TP + addend)) */
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RELOC_NUMBER (R_PARISC_LTOFF_TP16F, 229)
|
||
/* load/store (1) ltoff(symbol - TP + addend) */
|
||
|
||
RELOC_NUMBER (R_PARISC_LTOFF_TP16WF, 230)
|
||
/* load/store mod. comp. (2) ltoff(symbol - TP + addend) */
|
||
|
||
RELOC_NUMBER (R_PARISC_LTOFF_TP16DF, 231)
|
||
/* load/store doubleword (3) ltoff(symbol - TP + addend) */
|
||
|
||
RELOC_NUMBER (R_PARISC_GNU_VTENTRY, 232)
|
||
RELOC_NUMBER (R_PARISC_GNU_VTINHERIT, 233)
|
||
|
||
END_RELOC_NUMBERS (R_PARISC_UNIMPLEMENTED)
|
||
|
||
#ifndef RELOC_MACROS_GEN_FUNC
|
||
typedef enum elf_hppa_reloc_type elf_hppa_reloc_type;
|
||
#endif
|
||
|
||
#define PT_PARISC_ARCHEXT 0x70000000
|
||
#define PT_PARISC_UNWIND 0x70000001
|
||
#define PF_PARISC_SBP 0x08000000
|
||
#define PF_HP_PAGE_SIZE 0x00100000
|
||
#define PF_HP_FAR_SHARED 0x00200000
|
||
#define PF_HP_NEAR_SHARED 0x00400000
|
||
#define PF_HP_CODE 0x01000000
|
||
#define PF_HP_MODIFY 0x02000000
|
||
#define PF_HP_LAZYSWAP 0x04000000
|
||
#define PF_HP_SBP 0x08000000
|
||
|
||
|
||
/* Processor specific dynamic array tags. */
|
||
|
||
/* Arggh. HP's tools define these symbols based on the
|
||
old value of DT_LOOS. So we must do the same to be
|
||
compatible. */
|
||
#define DT_HP_LOAD_MAP (OLD_DT_LOOS + 0x0)
|
||
#define DT_HP_DLD_FLAGS (OLD_DT_LOOS + 0x1)
|
||
#define DT_HP_DLD_HOOK (OLD_DT_LOOS + 0x2)
|
||
#define DT_HP_UX10_INIT (OLD_DT_LOOS + 0x3)
|
||
#define DT_HP_UX10_INITSZ (OLD_DT_LOOS + 0x4)
|
||
#define DT_HP_PREINIT (OLD_DT_LOOS + 0x5)
|
||
#define DT_HP_PREINITSZ (OLD_DT_LOOS + 0x6)
|
||
#define DT_HP_NEEDED (OLD_DT_LOOS + 0x7)
|
||
#define DT_HP_TIME_STAMP (OLD_DT_LOOS + 0x8)
|
||
#define DT_HP_CHECKSUM (OLD_DT_LOOS + 0x9)
|
||
#define DT_HP_GST_SIZE (OLD_DT_LOOS + 0xa)
|
||
#define DT_HP_GST_VERSION (OLD_DT_LOOS + 0xb)
|
||
#define DT_HP_GST_HASHVAL (OLD_DT_LOOS + 0xc)
|
||
|
||
/* Values for DT_HP_DLD_FLAGS. */
|
||
#define DT_HP_DEBUG_PRIVATE 0x0001 /* Map text private */
|
||
#define DT_HP_DEBUG_CALLBACK 0x0002 /* Callback */
|
||
#define DT_HP_DEBUG_CALLBACK_BOR 0x0004 /* BOR callback */
|
||
#define DT_HP_NO_ENVVAR 0x0008 /* No env var */
|
||
#define DT_HP_BIND_NOW 0x0010 /* Bind now */
|
||
#define DT_HP_BIND_NONFATAL 0x0020 /* Bind non-fatal */
|
||
#define DT_HP_BIND_VERBOSE 0x0040 /* Bind verbose */
|
||
#define DT_HP_BIND_RESTRICTED 0x0080 /* Bind restricted */
|
||
#define DT_HP_BIND_SYMBOLIC 0x0100 /* Bind symbolic */
|
||
#define DT_HP_RPATH_FIRST 0x0200 /* RPATH first */
|
||
#define DT_HP_BIND_DEPTH_FIRST 0x0400 /* Bind depth-first */
|
||
|
||
/* Program header extensions. */
|
||
#define PT_HP_TLS (PT_LOOS + 0x0)
|
||
#define PT_HP_CORE_NONE (PT_LOOS + 0x1)
|
||
#define PT_HP_CORE_VERSION (PT_LOOS + 0x2)
|
||
#define PT_HP_CORE_KERNEL (PT_LOOS + 0x3)
|
||
#define PT_HP_CORE_COMM (PT_LOOS + 0x4)
|
||
#define PT_HP_CORE_PROC (PT_LOOS + 0x5)
|
||
#define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6)
|
||
#define PT_HP_CORE_STACK (PT_LOOS + 0x7)
|
||
#define PT_HP_CORE_SHM (PT_LOOS + 0x8)
|
||
#define PT_HP_CORE_MMF (PT_LOOS + 0x9)
|
||
#define PT_HP_PARALLEL (PT_LOOS + 0x10)
|
||
#define PT_HP_FASTBIND (PT_LOOS + 0x11)
|
||
|
||
/* Additional symbol types. */
|
||
#define STT_HP_OPAQUE (STT_LOOS + 0x1)
|
||
#define STT_HP_STUB (STT_LOOS + 0x2)
|
||
|
||
#endif /* _ELF_HPPA_H */
|