diff options
| author | David S. Miller <davem@davemloft.net> | 2017-04-17 18:25:07 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-22 12:10:52 -0700 |
| commit | 6b3d4eec7f34c21df80191bfd72657404dad0f0a (patch) | |
| tree | 1c4c965f906db226dd298a719df6359cec2ea391 /arch/sparc/net/bpf_jit.h | |
| parent | fb796707d7a6c9b24fdf80b9b4f24fa5ffcf0ec5 (diff) | |
| download | linux-6b3d4eec7f34c21df80191bfd72657404dad0f0a.tar.gz | |
sparc: Split BPF JIT into 32-bit and 64-bit.
This is in preparation for adding the 64-bit eBPF JIT.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/net/bpf_jit.h')
| -rw-r--r-- | arch/sparc/net/bpf_jit.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/sparc/net/bpf_jit.h b/arch/sparc/net/bpf_jit.h deleted file mode 100644 index 33d6b375ff12..000000000000 --- a/arch/sparc/net/bpf_jit.h +++ /dev/null @@ -1,68 +0,0 @@ -#ifndef _BPF_JIT_H -#define _BPF_JIT_H - -/* Conventions: - * %g1 : temporary - * %g2 : Secondary temporary used by SKB data helper stubs. - * %g3 : packet offset passed into SKB data helper stubs. - * %o0 : pointer to skb (first argument given to JIT function) - * %o1 : BPF A accumulator - * %o2 : BPF X accumulator - * %o3 : Holds saved %o7 so we can call helper functions without needing - * to allocate a register window. - * %o4 : skb->len - skb->data_len - * %o5 : skb->data - */ - -#ifndef __ASSEMBLER__ -#define G0 0x00 -#define G1 0x01 -#define G3 0x03 -#define G6 0x06 -#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 FP 0x1e - -#define r_SKB O0 -#define r_A O1 -#define r_X O2 -#define r_saved_O7 O3 -#define r_HEADLEN O4 -#define r_SKB_DATA O5 -#define r_TMP G1 -#define r_TMP2 G2 -#define r_OFF G3 - -/* assembly code in arch/sparc/net/bpf_jit_asm.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_SKB %o0 -#define r_A %o1 -#define r_X %o2 -#define r_saved_O7 %o3 -#define r_HEADLEN %o4 -#define r_SKB_DATA %o5 -#define r_TMP %g1 -#define r_TMP2 %g2 -#define r_OFF %g3 -#endif - -#endif /* _BPF_JIT_H */ |