LXR linux/arch/sparc/net/bpf_jit

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _BPF_JIT_H
   3#define _BPF_JIT_H
   4
   5#ifndef __ASSEMBLER__
   6#define G0              0x00
   7#define G1              0x01
   8#define G2              0x02
   9#define G3              0x03
  10#define G6              0x06
  11#define G7              0x07
  12#define O0              0x08
  13#define O1              0x09
  14#define O2              0x0a
  15#define O3              0x0b
  16#define O4              0x0c
  17#define O5              0x0d
  18#define SP              0x0e
  19#define O7              0x0f
  20#define L0              0x10
  21#define L1              0x11
  22#define L2              0x12
  23#define L3              0x13
  24#define L4              0x14
  25#define L5              0x15
  26#define L6              0x16
  27#define L7              0x17
  28#define I0              0x18
  29#define I1              0x19
  30#define I2              0x1a
  31#define I3              0x1b
  32#define I4              0x1c
  33#define I5              0x1d
  34#define FP              0x1e
  35#define I7              0x1f
  36
  37#define r_SKB           L0
  38#define r_HEADLEN       L4
  39#define r_SKB_DATA      L5
  40#define r_TMP           G1
  41#define r_TMP2          G3
  42
  43/* assembly code in arch/sparc/net/bpf_jit_asm_64.S */
  44extern u32 bpf_jit_load_word[];
  45extern u32 bpf_jit_load_half[];
  46extern u32 bpf_jit_load_byte[];
  47extern u32 bpf_jit_load_byte_msh[];
  48extern u32 bpf_jit_load_word_positive_offset[];
  49extern u32 bpf_jit_load_half_positive_offset[];
  50extern u32 bpf_jit_load_byte_positive_offset[];
  51extern u32 bpf_jit_load_byte_msh_positive_offset[];
  52extern u32 bpf_jit_load_word_negative_offset[];
  53extern u32 bpf_jit_load_half_negative_offset[];
  54extern u32 bpf_jit_load_byte_negative_offset[];
  55extern u32 bpf_jit_load_byte_msh_negative_offset[];
  56
  57#else
  58#define r_RESULT        %o0
  59#define r_SKB           %o0
  60#define r_OFF           %o1
  61#define r_HEADLEN       %l4
  62#define r_SKB_DATA      %l5
  63#define r_TMP           %g1
  64#define r_TMP2          %g3
  65#endif
  66
  67#endif /* _BPF_JIT_H */
  68