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path: root/src/vnet/l2/l2_rw.c
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-rw-r--r--src/vnet/l2/l2_rw.c80
1 files changed, 19 insertions, 61 deletions
diff --git a/src/vnet/l2/l2_rw.c b/src/vnet/l2/l2_rw.c
index 85a53aa06ff..e5851404277 100644
--- a/src/vnet/l2/l2_rw.c
+++ b/src/vnet/l2/l2_rw.c
@@ -91,68 +91,26 @@ l2_rw_get_config (u32 sw_if_index)
static_always_inline void
l2_rw_rewrite (l2_rw_entry_t * rwe, u8 * h)
{
- if (U32X4_ALIGNED (h))
+ u32x4u *d = ((u32x4u *) h) + rwe->skip_n_vectors;
+ switch (rwe->rewrite_n_vectors)
{
- u32x4 *d = ((u32x4 *) h) + rwe->skip_n_vectors;
- switch (rwe->rewrite_n_vectors)
- {
- case 5:
- d[4] = (d[4] & ~rwe->mask[4]) | rwe->value[4];
- /* FALLTHROUGH */
- case 4:
- d[3] = (d[3] & ~rwe->mask[3]) | rwe->value[3];
- /* FALLTHROUGH */
- case 3:
- d[2] = (d[2] & ~rwe->mask[2]) | rwe->value[2];
- /* FALLTHROUGH */
- case 2:
- d[1] = (d[1] & ~rwe->mask[1]) | rwe->value[1];
- /* FALLTHROUGH */
- case 1:
- d[0] = (d[0] & ~rwe->mask[0]) | rwe->value[0];
- break;
- default:
- abort ();
- }
- }
- else
- {
- u64 *d = ((u64 *) h) + rwe->skip_n_vectors * 2;
- switch (rwe->rewrite_n_vectors)
- {
- case 5:
- d[8] =
- (d[8] & ~(((u64 *) rwe->mask)[8])) | (((u64 *) rwe->value)[8]);
- d[9] =
- (d[9] & ~(((u64 *) rwe->mask)[9])) | (((u64 *) rwe->value)[9]);
- /* FALLTHROUGH */
- case 4:
- d[6] =
- (d[6] & ~(((u64 *) rwe->mask)[6])) | (((u64 *) rwe->value)[6]);
- d[7] =
- (d[7] & ~(((u64 *) rwe->mask)[7])) | (((u64 *) rwe->value)[7]);
- /* FALLTHROUGH */
- case 3:
- d[4] =
- (d[4] & ~(((u64 *) rwe->mask)[4])) | (((u64 *) rwe->value)[4]);
- d[5] =
- (d[5] & ~(((u64 *) rwe->mask)[5])) | (((u64 *) rwe->value)[5]);
- /* FALLTHROUGH */
- case 2:
- d[2] =
- (d[2] & ~(((u64 *) rwe->mask)[2])) | (((u64 *) rwe->value)[2]);
- d[3] =
- (d[3] & ~(((u64 *) rwe->mask)[3])) | (((u64 *) rwe->value)[3]);
- /* FALLTHROUGH */
- case 1:
- d[0] =
- (d[0] & ~(((u64 *) rwe->mask)[0])) | (((u64 *) rwe->value)[0]);
- d[1] =
- (d[1] & ~(((u64 *) rwe->mask)[1])) | (((u64 *) rwe->value)[1]);
- break;
- default:
- abort ();
- }
+ case 5:
+ d[4] = (d[4] & ~rwe->mask[4]) | rwe->value[4];
+ /* FALLTHROUGH */
+ case 4:
+ d[3] = (d[3] & ~rwe->mask[3]) | rwe->value[3];
+ /* FALLTHROUGH */
+ case 3:
+ d[2] = (d[2] & ~rwe->mask[2]) | rwe->value[2];
+ /* FALLTHROUGH */
+ case 2:
+ d[1] = (d[1] & ~rwe->mask[1]) | rwe->value[1];
+ /* FALLTHROUGH */
+ case 1:
+ d[0] = (d[0] & ~rwe->mask[0]) | rwe->value[0];
+ break;
+ default:
+ abort ();
}
}