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| author |  David S. Miller <davem@davemloft.net>
| 2017-04-17 18:44:36 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net>
| 2017-04-22 12:10:52 -0700 |
| commit | 7a12b5031c6b947cc13918237ae652b536243b76 (patch) | |
| tree | 9dc2cf615a990db4d7efc9f17f7656f8bf68b7ac /arch/sparc/net/bpf_jit_64.h | |
| parent | sparc: Split BPF JIT into 32-bit and 64-bit. (diff) | |
| download | linux-7a12b5031c6b947cc13918237ae652b536243b76.tar.gz linux-7a12b5031c6b947cc13918237ae652b536243b76.tar.bz2 linux-7a12b5031c6b947cc13918237ae652b536243b76.zip | |
sparc64: Add eBPF JIT.
This is an eBPF JIT for sparc64. All major features are supported.
All tests under tools/testing/selftests/bpf/ pass.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/net/bpf_jit_64.h')
| -rw-r--r-- | arch/sparc/net/bpf_jit_64.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/sparc/net/bpf_jit_64.h b/arch/sparc/net/bpf_jit_64.h new file mode 100644 index 000000000000..74abd45796ea --- /dev/null +++ b/arch/sparc/net/bpf_jit_64.h @@ -0,0 +1,66 @@ +#ifndef _BPF_JIT_H +#define _BPF_JIT_H + +#ifndef __ASSEMBLER__ +#define G0 0x00 +#define G1 0x01 +#define G2 0x02 +#define G3 0x03 +#define G6 0x06 +#define G7 0x07 +#define O0 0x08 +#define O1 0x09 +#define O2 0x0a +#define O3 0x0b +#define O4 0x0c +#define O5 0x0d +#define SP 0x0e +#define O7 0x0f +#define L0 0x10 +#define L1 0x11 +#define L2 0x12 +#define L3 0x13 +#define L4 0x14 +#define L5 0x15 +#define L6 0x16 +#define L7 0x17 +#define I0 0x18 +#define I1 0x19 +#define I2 0x1a +#define I3 0x1b +#define I4 0x1c +#define I5 0x1d +#define FP 0x1e +#define I7 0x1f + +#define r_SKB L0 +#define r_HEADLEN L4 +#define r_SKB_DATA L5 +#define r_TMP G1 +#define r_TMP2 G3 + +/* assembly code in arch/sparc/net/bpf_jit_asm_64.S */ +extern u32 bpf_jit_load_word[]; +extern u32 bpf_jit_load_half[]; +extern u32 bpf_jit_load_byte[]; +extern u32 bpf_jit_load_byte_msh[]; +extern u32 bpf_jit_load_word_positive_offset[]; +extern u32 bpf_jit_load_half_positive_offset[]; +extern u32 bpf_jit_load_byte_positive_offset[]; +extern u32 bpf_jit_load_byte_msh_positive_offset[]; +extern u32 bpf_jit_load_word_negative_offset[]; +extern u32 bpf_jit_load_half_negative_offset[]; +extern u32 bpf_jit_load_byte_negative_offset[]; +extern u32 bpf_jit_load_byte_msh_negative_offset[]; + +#else +#define r_RESULT %o0 +#define r_SKB %o0 +#define r_OFF %o1 +#define r_HEADLEN %l4 +#define r_SKB_DATA %l5 +#define r_TMP %g1 +#define r_TMP2 %g3 +#endif + +#endif /* _BPF_JIT_H */ |