static_always_inline void
perfmon_read_pmcs (u64 *counters, u32 *indexes, u8 n_counters)
{
- switch (n_counters)
- {
- case 12:
- counters[11] = _rdpmc (indexes[11] - 1);
- case 11:
- counters[10] = _rdpmc (indexes[10] - 1);
- case 10:
- counters[9] = _rdpmc (indexes[9] - 1);
- case 9:
- counters[8] = _rdpmc (indexes[8] - 1);
- case 8:
- counters[7] = _rdpmc (indexes[7] - 1);
- case 7:
- counters[6] = _rdpmc (indexes[6] - 1);
- case 6:
- counters[5] = _rdpmc (indexes[5] - 1);
- case 5:
- counters[4] = _rdpmc (indexes[4] - 1);
- case 4:
- counters[3] = _rdpmc (indexes[3] - 1);
- case 3:
- counters[2] = _rdpmc (indexes[2] - 1);
- case 2:
- counters[1] = _rdpmc (indexes[1] - 1);
- case 1:
- counters[0] = _rdpmc (indexes[0] - 1);
- }
+ for (int i = 0; i < n_counters; i++)
+ counters[i] = _rdpmc (indexes[i] - 1);
}
-uword
-perfmon_dispatch_wrapper (vlib_main_t *vm, vlib_node_runtime_t *node,
- vlib_frame_t *frame)
+static_always_inline uword
+perfmon_dispatch_wrapper_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
+ vlib_frame_t *frame, u8 n_events)
{
perfmon_main_t *pm = &perfmon_main;
perfmon_thread_runtime_t *rt =
perfmon_node_stats_t *s =
vec_elt_at_index (rt->node_stats, node->node_index);
- u8 n_events = rt->n_events;
-
struct
{
u64 t[2][PERF_MAX_EVENTS];
return rv;
}
+
+#define foreach_n_events \
+ _ (1) _ (2) _ (3) _ (4) _ (5) _ (6) _ (7) _ (8) _ (9) _ (10) _ (11) _ (12)
+
+#define _(x) \
+ static uword perfmon_dispatch_wrapper##x ( \
+ vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame) \
+ { \
+ return perfmon_dispatch_wrapper_inline (vm, node, frame, x); \
+ }
+
+foreach_n_events
+#undef _
+
+ vlib_node_function_t *perfmon_dispatch_wrappers[PERF_MAX_EVENTS + 1] = {
+#define _(x) [x] = &perfmon_dispatch_wrapper##x,
+ foreach_n_events
+#undef _
+ };