bpf/standardization/instruction-set.rst

86     To `sign extend an` ``X`` `-bit number, A, to a` ``Y`` `-bit number, B  ,` means to
253 ``BPF_ADD | BPF_X | BPF_ALU`` means::
259 ``BPF_ADD | BPF_X | BPF_ALU64`` means::
263 ``BPF_XOR | BPF_K | BPF_ALU`` means::
267 ``BPF_XOR | BPF_K | BPF_ALU64`` means::
330 ``BPF_ALU | BPF_TO_LE | BPF_END`` with imm = 16/32/64 means::
336 ``BPF_ALU | BPF_TO_BE | BPF_END`` with imm = 16/32/64 means::
342 ``BPF_ALU64 | BPF_TO_LE | BPF_END`` with imm = 16/32/64 means::
382 ``BPF_JSGE | BPF_X | BPF_JMP32`` (0x7e) means::
388 ``BPF_JA | BPF_K | BPF_JMP32`` (0x06) means::
392 where 'imm' means the branch offset comes from insn 'imm' field.
464 ``BPF_MEM | <size> | BPF_STX`` means::
468 ``BPF_MEM | <size> | BPF_ST`` means::
472 ``BPF_MEM | <size> | BPF_LDX`` means::
485 ``BPF_MEMSX | <size> | BPF_LDX`` means::
497 by other BPF programs or means outside of this specification.
520 ``BPF_ATOMIC | BPF_W  | BPF_STX`` with 'imm' = BPF_ADD means::
524 ``BPF_ATOMIC | BPF_DW | BPF_STX`` with 'imm' = BPF ADD means::
578 * map_by_fd(imm) means to convert a 32-bit file descriptor into an address of a map (see `Maps`_)
579 * map_by_idx(imm) means to convert a 32-bit index into an address of a map
595 'map_by_fd(imm)' means to get the map with the specified file descriptor. Each
597 program at load time, and 'map_by_idx(imm)' means to get the map with the given
605 'var_addr(imm)' operation means to get the address of the memory region