vlib: don't inline vlib_buffer_enqueue_to_*

[vpp.git] / src / vlib / buffer_node.h

diff --git a/src/vlib/buffer_node.h b/src/vlib/buffer_node.h
index 1c4f4e7..d2bd32f 100644 (file)
--- a/src/vlib/buffer_node.h
+++ b/src/vlib/buffer_node.h
@@ -69,6 +69,8 @@
 
 #define vlib_validate_buffer_enqueue_x2(vm,node,next_index,to_next,n_left_to_next,bi0,bi1,next0,next1) \
 do {                                                                   \
+  ASSERT (bi0 != 0);                                                   \
+  ASSERT (bi1 != 0);                                                   \
   int enqueue_code = (next0 != next_index) + 2*(next1 != next_index);  \
                                                                        \
   if (PREDICT_FALSE (enqueue_code != 0))                               \
@@ -137,6 +139,10 @@ do {                                                                       \
 
 #define vlib_validate_buffer_enqueue_x4(vm,node,next_index,to_next,n_left_to_next,bi0,bi1,bi2,bi3,next0,next1,next2,next3) \
 do {                                                                    \
+  ASSERT (bi0 != 0);                                                   \
+  ASSERT (bi1 != 0);                                                   \
+  ASSERT (bi2 != 0);                                                   \
+  ASSERT (bi3 != 0);                                                   \
   /* After the fact: check the [speculative] enqueue to "next" */       \
   u32 fix_speculation = (next_index ^ next0) | (next_index ^ next1)     \
     | (next_index ^ next2) | (next_index ^ next3);                      \
@@ -217,6 +223,7 @@ do {                                                                    \
 */
 #define vlib_validate_buffer_enqueue_x1(vm,node,next_index,to_next,n_left_to_next,bi0,next0) \
 do {                                                                   \
+  ASSERT (bi0 != 0);                                                   \
   if (PREDICT_FALSE (next0 != next_index))                             \
     {                                                                  \
       vlib_put_next_frame (vm, node, next_index, n_left_to_next + 1);  \
@@ -332,115 +339,30 @@ static_always_inline void
 vlib_buffer_enqueue_to_next (vlib_main_t * vm, vlib_node_runtime_t * node,
                             u32 * buffers, u16 * nexts, uword count)
 {
-  u32 *to_next, n_left_to_next, max;
-  u16 next_index;
-
-  next_index = nexts[0];
-  vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-  max = clib_min (n_left_to_next, count);
-
-  while (count)
-    {
-      u32 n_enqueued;
-      if ((nexts[0] != next_index) || n_left_to_next == 0)
-       {
-         vlib_put_next_frame (vm, node, next_index, n_left_to_next);
-         next_index = nexts[0];
-         vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-         max = clib_min (n_left_to_next, count);
-       }
-#if defined(CLIB_HAVE_VEC512)
-      u16x32 next32 = u16x32_load_unaligned (nexts);
-      next32 = (next32 == u16x32_splat (next32[0]));
-      u64 bitmap = u16x32_msb_mask (next32);
-      n_enqueued = count_trailing_zeros (~bitmap);
-#elif defined(CLIB_HAVE_VEC256)
-      u16x16 next16 = u16x16_load_unaligned (nexts);
-      next16 = (next16 == u16x16_splat (next16[0]));
-      u64 bitmap = u8x32_msb_mask ((u8x32) next16);
-      n_enqueued = count_trailing_zeros (~bitmap) / 2;
-#elif defined(CLIB_HAVE_VEC128)
-      u16x8 next8 = u16x8_load_unaligned (nexts);
-      next8 = (next8 == u16x8_splat (next8[0]));
-      u64 bitmap = u8x16_msb_mask ((u8x16) next8);
-      n_enqueued = count_trailing_zeros (~bitmap) / 2;
-#else
-      u16 x = 0;
-      x |= next_index ^ nexts[1];
-      x |= next_index ^ nexts[2];
-      x |= next_index ^ nexts[3];
-      n_enqueued = (x == 0) ? 4 : 1;
-#endif
-
-      if (PREDICT_FALSE (n_enqueued > max))
-       n_enqueued = max;
-
-#ifdef CLIB_HAVE_VEC512
-      if (n_enqueued >= 32)
-       {
-         clib_memcpy (to_next, buffers, 32 * sizeof (u32));
-         nexts += 32;
-         to_next += 32;
-         buffers += 32;
-         n_left_to_next -= 32;
-         count -= 32;
-         max -= 32;
-         continue;
-       }
-#endif
-
-#ifdef CLIB_HAVE_VEC256
-      if (n_enqueued >= 16)
-       {
-         clib_memcpy (to_next, buffers, 16 * sizeof (u32));
-         nexts += 16;
-         to_next += 16;
-         buffers += 16;
-         n_left_to_next -= 16;
-         count -= 16;
-         max -= 16;
-         continue;
-       }
-#endif
-
-#ifdef CLIB_HAVE_VEC128
-      if (n_enqueued >= 8)
-       {
-         clib_memcpy (to_next, buffers, 8 * sizeof (u32));
-         nexts += 8;
-         to_next += 8;
-         buffers += 8;
-         n_left_to_next -= 8;
-         count -= 8;
-         max -= 8;
-         continue;
-       }
-#endif
-
-      if (n_enqueued >= 4)
-       {
-         clib_memcpy (to_next, buffers, 4 * sizeof (u32));
-         nexts += 4;
-         to_next += 4;
-         buffers += 4;
-         n_left_to_next -= 4;
-         count -= 4;
-         max -= 4;
-         continue;
-       }
+  vlib_buffer_enqueue_to_next_fn_t *fn;
+  fn = vlib_buffer_func_main.buffer_enqueue_to_next_fn;
+  (fn) (vm, node, buffers, nexts, count);
+}
 
-      /* copy */
-      to_next[0] = buffers[0];
+static_always_inline void
+vlib_buffer_enqueue_to_single_next (vlib_main_t * vm,
+                                   vlib_node_runtime_t * node, u32 * buffers,
+                                   u16 next_index, u32 count)
+{
+  vlib_buffer_enqueue_to_single_next_fn_t *fn;
+  fn = vlib_buffer_func_main.buffer_enqueue_to_single_next_fn;
+  (fn) (vm, node, buffers, next_index, count);
+}
 
-      /* next */
-      nexts += 1;
-      to_next += 1;
-      buffers += 1;
-      n_left_to_next -= 1;
-      count -= 1;
-      max -= 1;
-    }
-  vlib_put_next_frame (vm, node, next_index, n_left_to_next);
+static_always_inline u32
+vlib_buffer_enqueue_to_thread (vlib_main_t * vm, u32 frame_queue_index,
+                              u32 * buffer_indices, u16 * thread_indices,
+                              u32 n_packets, int drop_on_congestion)
+{
+  vlib_buffer_enqueue_to_thread_fn_t *fn;
+  fn = vlib_buffer_func_main.buffer_enqueue_to_thread_fn;
+  return (fn) (vm, frame_queue_index, buffer_indices, thread_indices,
+              n_packets, drop_on_congestion);
 }
 
 #endif /* included_vlib_buffer_node_h */