---

yaml --- r: 328097 b: refs/heads/master c: 82c93fc h: refs/heads/master i: 328095: 8a16a48 v: v3
git-mirror · Sep 24, 2012 · f60b286 · f60b286
1 parent 8509c05
commit f60b286
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9e49e88958feb41ec701fa34b44723dabadbc28c
+refs/heads/master: 82c93fcc2e1737fede2752520f1bf8f4de6304d8
diff --git a/trunk/arch/x86/net/bpf_jit_comp.c b/trunk/arch/x86/net/bpf_jit_comp.c
@@ -335,9 +335,18 @@ void bpf_jit_compile(struct sk_filter *fp)
 					EMIT1_off32(0x0d, K);	/* or imm32,%eax */
 				break;
 			case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */
+			case BPF_S_ALU_XOR_X:
 				seen |= SEEN_XREG;
 				EMIT2(0x31, 0xd8);		/* xor %ebx,%eax */
 				break;
+			case BPF_S_ALU_XOR_K: /* A ^= K; */
+				if (K == 0)
+					break;
+				if (is_imm8(K))
+					EMIT3(0x83, 0xf0, K);	/* xor imm8,%eax */
+				else
+					EMIT1_off32(0x35, K);	/* xor imm32,%eax */
+				break;
 			case BPF_S_ALU_LSH_X: /* A <<= X; */
 				seen |= SEEN_XREG;
 				EMIT4(0x89, 0xd9, 0xd3, 0xe0);	/* mov %ebx,%ecx; shl %cl,%eax */