xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

PPC: net: bpf_jit_comp: add XOR instruction for BPF JIT

Browse Source 
This patch is a follow-up for patch "filter: add XOR instruction for use
with X/K" that implements BPF PowerPC JIT parts for the BPF XOR operation.

Signed-off-by: Daniel Borkmann <daniel.borkmann@tik.ee.ethz.ch>
Cc: Matt Evans <matt@ozlabs.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann
2012-11-08 11:39:41 +00:00
committed by David S. Miller
parent 18d359ceb0
commit 02871903a1
3 changed files with 20 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
arch/powerpc/net/bpf_jit.h
View File

@@ -134,6 +134,12 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh);
___PPC_RS(a) | IMM_L(i))
#define PPC_ORIS(d, a, i) EMIT(PPC_INST_ORIS | ___PPC_RA(d) | \
___PPC_RS(a) | IMM_L(i))
#define PPC_XOR(d, a, b) EMIT(PPC_INST_XOR | ___PPC_RA(d) | \
___PPC_RS(a) | ___PPC_RB(b))
#define PPC_XORI(d, a, i) EMIT(PPC_INST_XORI | ___PPC_RA(d) | \
___PPC_RS(a) | IMM_L(i))
#define PPC_XORIS(d, a, i) EMIT(PPC_INST_XORIS | ___PPC_RA(d) | \
___PPC_RS(a) | IMM_L(i))
#define PPC_SLW(d, a, s) EMIT(PPC_INST_SLW | ___PPC_RA(d) | \
___PPC_RS(a) | ___PPC_RB(s))
#define PPC_SRW(d, a, s) EMIT(PPC_INST_SRW | ___PPC_RA(d) | \