1 /* tc-bpf.h -- Header file for tc-ebpf.c. 2 Copyright (C) 2019-2021 Free Software Foundation, Inc. 3 Contributed by Oracle, Inc. 4 5 This file is part of GAS, the GNU Assembler. 6 7 GAS is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3, or (at your option) 10 any later version. 11 12 GAS is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GAS; see the file COPYING. If not, write to the Free 19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 20 02110-1301, USA. */ 21 22 #define TC_BPF 23 24 #define LISTING_HEADER "BPF GAS " 25 26 /* The target BFD architecture. */ 27 #define TARGET_ARCH bfd_arch_bpf 28 #define TARGET_MACH 0 /* The default. */ 29 30 #define TARGET_FORMAT \ 31 (target_big_endian ? "elf64-bpfbe" : "elf64-bpfle") 32 33 /* This is used to set the default value for `target_big_endian'. */ 34 #ifndef TARGET_BYTES_BIG_ENDIAN 35 #define TARGET_BYTES_BIG_ENDIAN 0 36 #endif 37 38 /* .-foo gets turned into PC relative relocs. */ 39 #define DIFF_EXPR_OK 1 40 #define GAS_CGEN_PCREL_R_TYPE(R_TYPE) gas_cgen_pcrel_r_type (R_TYPE) 41 42 /* Call md_pcrel_from_section(), not md_pcrel_from(). */ 43 #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section (FIXP, SEC) 44 45 /* We don't need to handle .word strangely. */ 46 #define WORKING_DOT_WORD 47 48 /* Values passed to md_apply_fix don't include the symbol value. */ 49 #define MD_APPLY_SYM_VALUE(FIX) 0 50 51 /* The Linux kernel verifier expects NOPs to be encoded in this way; 52 a jump to offset 0 means jump to the next instruction. */ 53 #define md_single_noop_insn "ja 0" 54