binutils-gdb/include/elf/amdgpu.h
Simon Marchi 0c857ef4df binutils/readelf: handle AMDGPU relocation types
Make readelf recognize AMDGPU relocation types, as documented here:

  https://llvm.org/docs/AMDGPUUsage.html#amdgpu-relocation-records

The user-visible change looks like:

    -000000000004  000400000001 unrecognized: 1       0000000000000000 SCRATCH_RSRC_DWORD0
    -00000000000c  000500000001 unrecognized: 1       0000000000000000 SCRATCH_RSRC_DWORD1
    -000000000014  000600000007 unrecognized: 7       0000000000000000 global_var0
    -00000000001c  000700000008 unrecognized: 8       0000000000000000 global_var1
    -000000000024  000800000009 unrecognized: 9       0000000000000000 global_var2
    -00000000002c  00090000000a unrecognized: a       0000000000000000 global_var3
    -000000000034  000a0000000b unrecognized: b       0000000000000000 global_var4
    +000000000004  000400000001 R_AMDGPU_ABS32_LO 0000000000000000 SCRATCH_RSRC_DWORD0
    +00000000000c  000500000001 R_AMDGPU_ABS32_LO 0000000000000000 SCRATCH_RSRC_DWORD1
    +000000000014  000600000007 R_AMDGPU_GOTPCREL 0000000000000000 global_var0
    +00000000001c  000700000008 R_AMDGPU_GOTPCREL 0000000000000000 global_var1
    +000000000024  000800000009 R_AMDGPU_GOTPCREL 0000000000000000 global_var2
    +00000000002c  00090000000a R_AMDGPU_REL32_LO 0000000000000000 global_var3
    +000000000034  000a0000000b R_AMDGPU_REL32_HI 0000000000000000 global_var4

binutils/ChangeLog:

	* readelf.c (dump_relocations): Handle EM_AMDGPU.

include/ChangeLog:

	* elf/amdgpu.h: Add relocation values.

Change-Id: I2ed4589f4cd37ea11ad2e0cb38d4b682271e1334
2022-03-16 09:01:54 -04:00

116 lines
4.2 KiB
C

/* AMDGPU ELF support for BFD.
Copyright (C) 2019-2021 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, see <http://www.gnu.org/licenses/>. */
#ifndef _ELF_AMDGPU_H
#define _ELF_AMDGPU_H
#include "elf/reloc-macros.h"
/* e_ident[EI_ABIVERSION] values, when e_ident[EI_OSABI] is
ELFOSABI_AMDGPU_HSA. */
#define ELFABIVERSION_AMDGPU_HSA_V2 0
#define ELFABIVERSION_AMDGPU_HSA_V3 1
#define ELFABIVERSION_AMDGPU_HSA_V4 2
#define ELFABIVERSION_AMDGPU_HSA_V5 3
/* Processor selection mask for EF_AMDGPU_MACH_* values. */
#define EF_AMDGPU_MACH 0x0ff
#define EF_AMDGPU_MACH_AMDGCN_MIN 0x020
#define EF_AMDGPU_MACH_AMDGCN_GFX600 0x020
#define EF_AMDGPU_MACH_AMDGCN_GFX601 0x021
#define EF_AMDGPU_MACH_AMDGCN_GFX700 0x022
#define EF_AMDGPU_MACH_AMDGCN_GFX701 0x023
#define EF_AMDGPU_MACH_AMDGCN_GFX702 0x024
#define EF_AMDGPU_MACH_AMDGCN_GFX703 0x025
#define EF_AMDGPU_MACH_AMDGCN_GFX704 0x026
#define EF_AMDGPU_MACH_AMDGCN_GFX801 0x028
#define EF_AMDGPU_MACH_AMDGCN_GFX802 0x029
#define EF_AMDGPU_MACH_AMDGCN_GFX803 0x02a
#define EF_AMDGPU_MACH_AMDGCN_GFX810 0x02b
#define EF_AMDGPU_MACH_AMDGCN_GFX900 0x02c
#define EF_AMDGPU_MACH_AMDGCN_GFX902 0x02d
#define EF_AMDGPU_MACH_AMDGCN_GFX904 0x02e
#define EF_AMDGPU_MACH_AMDGCN_GFX906 0x02f
#define EF_AMDGPU_MACH_AMDGCN_GFX908 0x030
#define EF_AMDGPU_MACH_AMDGCN_GFX909 0x031
#define EF_AMDGPU_MACH_AMDGCN_GFX90C 0x032
#define EF_AMDGPU_MACH_AMDGCN_GFX1010 0x033
#define EF_AMDGPU_MACH_AMDGCN_GFX1011 0x034
#define EF_AMDGPU_MACH_AMDGCN_GFX1012 0x035
#define EF_AMDGPU_MACH_AMDGCN_GFX1030 0x036
#define EF_AMDGPU_MACH_AMDGCN_GFX1031 0x037
#define EF_AMDGPU_MACH_AMDGCN_GFX1032 0x038
#define EF_AMDGPU_MACH_AMDGCN_GFX1033 0x039
#define EF_AMDGPU_MACH_AMDGCN_GFX602 0x03a
#define EF_AMDGPU_MACH_AMDGCN_GFX705 0x03b
#define EF_AMDGPU_MACH_AMDGCN_GFX805 0x03c
#define EF_AMDGPU_MACH_AMDGCN_GFX1035 0x03d
#define EF_AMDGPU_MACH_AMDGCN_GFX1034 0x03e
#define EF_AMDGPU_MACH_AMDGCN_GFX90A 0x03f
#define EF_AMDGPU_MACH_AMDGCN_GFX940 0x040
#define EF_AMDGPU_MACH_AMDGCN_GFX1013 0x042
#define EF_AMDGPU_MACH_AMDGCN_GFX1036 0x045
/* Code object v3 machine flags. */
#define EF_AMDGPU_FEATURE_XNACK_V3 0x100
#define EF_AMDGPU_FEATURE_SRAMECC_V3 0x200
/* Code object v4 (and later) machine flags. */
#define EF_AMDGPU_FEATURE_XNACK_V4 0x300
#define EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4 0x000
#define EF_AMDGPU_FEATURE_XNACK_ANY_V4 0x100
#define EF_AMDGPU_FEATURE_XNACK_OFF_V4 0x200
#define EF_AMDGPU_FEATURE_XNACK_ON_V4 0x300
#define EF_AMDGPU_FEATURE_SRAMECC_V4 0xc00
#define EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4 0x000
#define EF_AMDGPU_FEATURE_SRAMECC_ANY_V4 0x400
#define EF_AMDGPU_FEATURE_SRAMECC_OFF_V4 0x800
#define EF_AMDGPU_FEATURE_SRAMECC_ON_V4 0xc00
/* Notes. */
#define NT_AMDGPU_METADATA 32
/* Relocations. */
START_RELOC_NUMBERS (elf_amdgpu_reloc_type)
RELOC_NUMBER (R_AMDGPU_NONE, 0)
RELOC_NUMBER (R_AMDGPU_ABS32_LO, 1)
RELOC_NUMBER (R_AMDGPU_ABS32_HI, 2)
RELOC_NUMBER (R_AMDGPU_ABS64, 3)
RELOC_NUMBER (R_AMDGPU_REL32, 4)
RELOC_NUMBER (R_AMDGPU_REL64, 5)
RELOC_NUMBER (R_AMDGPU_ABS32, 6)
RELOC_NUMBER (R_AMDGPU_GOTPCREL, 7)
RELOC_NUMBER (R_AMDGPU_GOTPCREL32_LO, 8)
RELOC_NUMBER (R_AMDGPU_GOTPCREL32_HI, 9)
RELOC_NUMBER (R_AMDGPU_REL32_LO, 10)
RELOC_NUMBER (R_AMDGPU_REL32_HI, 11)
RELOC_NUMBER (R_AMDGPU_RELATIVE64, 13)
RELOC_NUMBER (R_AMDGPU_REL16, 16)
END_RELOC_NUMBERS (R_AMDGPU_max)
#endif /* _ELF_AMDGPU_H */