19990502 sourceware import
This commit is contained in:
Richard Henderson
187
include/elf/hppa.h
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187
include/elf/hppa.h
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/* HPPA ELF support for BFD.
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Copyright (C) 1993, 1994 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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/* Target processor IDs to be placed in the low 16 bits of the flags
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field. Note these names are shared with SOM, and therefore do not
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follow ELF naming conventions. */
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/* PA 1.0 big endian. */
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#ifndef CPU_PA_RISC1_0
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#define CPU_PA_RISC1_0 0x0000020b
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#endif
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/* PA 1.1 big endian. */
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#ifndef CPU_PA_RISC1_1
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#define CPU_PA_RISC1_1 0x00000210
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#endif
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/* PA 1.0 little endian (unsupported) is 0x0000028b. */
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/* PA 1.1 little endian (unsupported) is 0x00000290. */
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/* Trap null address dereferences. */
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#define ELF_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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/* Processor specific section types. */
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/* Holds the global offset table, a table of pointers to external
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data. */
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#define SHT_PARISC_GOT SHT_LOPROC+0
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/* Nonloadable section containing information in architecture
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extensions used by the code. */
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#define SHT_PARISC_ARCH SHT_LOPROC+1
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/* Section in which $global$ is defined. */
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#define SHT_PARISC_GLOBAL SHT_LOPROC+2
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/* Section holding millicode routines (mul, div, rem, dyncall, etc. */
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#define SHT_PARISC_MILLI SHT_LOPROC+3
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/* Section holding unwind information for use by debuggers. */
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#define SHT_PARISC_UNWIND SHT_LOPROC+4
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/* Section holding the procedure linkage table. */
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#define SHT_PARISC_PLT SHT_LOPROC+5
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/* Short initialized and uninitialized data. */
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#define SHT_PARISC_SDATA SHT_LOPROC+6
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#define SHT_PARISC_SBSS SHT_LOPROC+7
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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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/* This section is near the global data pointer and thus allows short
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addressing modes to be used. */
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#define SHF_PARISC_SHORT 0x20000000
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/* Processor specific symbol types. */
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/* Millicode function entry point. */
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#define STT_PARISC_MILLICODE STT_LOPROC+0
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/* ELF/HPPA relocation types */
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#include "reloc-macros.h"
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START_RELOC_NUMBERS (elf32_hppa_reloc_type)
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RELOC_NUMBER (R_PARISC_NONE, 0) /* No reloc */
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/* These relocation types do simple base + offset relocations. */
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RELOC_NUMBER (R_PARISC_DIR32, 0x01)
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RELOC_NUMBER (R_PARISC_DIR21L, 0x02)
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RELOC_NUMBER (R_PARISC_DIR17R, 0x03)
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RELOC_NUMBER (R_PARISC_DIR17F, 0x04)
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RELOC_NUMBER (R_PARISC_DIR14R, 0x06)
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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_PCREL21L, 0x0a)
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RELOC_NUMBER (R_PARISC_PCREL17R, 0x0b)
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RELOC_NUMBER (R_PARISC_PCREL17F, 0x0c)
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RELOC_NUMBER (R_PARISC_PCREL17C, 0x0d)
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RELOC_NUMBER (R_PARISC_PCREL14R, 0x0e)
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RELOC_NUMBER (R_PARISC_PCREL14F, 0x0f)
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/* DP-relative relocation types. */
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RELOC_NUMBER (R_PARISC_DPREL21L, 0x12)
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RELOC_NUMBER (R_PARISC_DPREL14R, 0x16)
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RELOC_NUMBER (R_PARISC_DPREL14F, 0x17)
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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, 0x1a)
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RELOC_NUMBER (R_PARISC_DLTREL14R, 0x1e)
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RELOC_NUMBER (R_PARISC_DLTREL14F, 0x1f)
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/* DLT indirect relocation types */
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RELOC_NUMBER (R_PARISC_DLTIND21L, 0x22)
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RELOC_NUMBER (R_PARISC_DLTIND14R, 0x26)
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RELOC_NUMBER (R_PARISC_DLTIND14F, 0x27)
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/* Base relative relocation types. Ugh. These imply lots of state */
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RELOC_NUMBER (R_PARISC_SETBASE, 0x28)
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RELOC_NUMBER (R_PARISC_BASEREL32, 0x29)
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RELOC_NUMBER (R_PARISC_BASEREL21L, 0x2a)
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RELOC_NUMBER (R_PARISC_BASEREL17R, 0x2b)
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RELOC_NUMBER (R_PARISC_BASEREL17F, 0x2c)
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RELOC_NUMBER (R_PARISC_BASEREL14R, 0x2e)
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RELOC_NUMBER (R_PARISC_BASEREL14F, 0x2f)
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/* Segment relative relocation types. */
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RELOC_NUMBER (R_PARISC_TEXTREL32, 0x31)
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RELOC_NUMBER (R_PARISC_DATAREL32, 0x39)
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/* Plabel relocation types. */
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RELOC_NUMBER (R_PARISC_PLABEL32, 0x41)
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RELOC_NUMBER (R_PARISC_PLABEL21L, 0x42)
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RELOC_NUMBER (R_PARISC_PLABEL14R, 0x46)
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/* PLT relocations. */
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RELOC_NUMBER (R_PARISC_PLTIND21L, 0x82)
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RELOC_NUMBER (R_PARISC_PLTIND14R, 0x86)
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RELOC_NUMBER (R_PARISC_PLTIND14F, 0x87)
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/* Misc relocation types. */
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RELOC_NUMBER (R_PARISC_COPY, 0x88)
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RELOC_NUMBER (R_PARISC_GLOB_DAT, 0x89)
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RELOC_NUMBER (R_PARISC_JMP_SLOT, 0x8a)
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RELOC_NUMBER (R_PARISC_RELATIVE, 0x8b)
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EMPTY_RELOC (R_PARISC_UNIMPLEMENTED)
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END_RELOC_NUMBERS
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#ifndef RELOC_MACROS_GEN_FUNC
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typedef enum elf32_hppa_reloc_type elf32_hppa_reloc_type;
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#endif
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#endif /* _ELF_HPPA_H */
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