From: Damjan Marion <damarion@cisco.com>
Date: Fri, 24 Oct 2025 17:10:35 +0000 (+0200)
Subject: vppinfra: more prefech and demote inlines
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F41%2F43941%2F3;p=vpp.git

vppinfra: more prefech and demote inlines

Type: improvement
Change-Id: I32fd340b88bee2a80522ca87ae622b5cae3ad994
Signed-off-by: Damjan Marion <damarion@cisco.com>
---

diff --git a/src/vppinfra/cache.h b/src/vppinfra/cache.h
index 13778a423fd..97258c7abf1 100644
--- a/src/vppinfra/cache.h
+++ b/src/vppinfra/cache.h
@@ -118,12 +118,32 @@ clib_prefetch_load (void *p)
   __builtin_prefetch (p, /* rw */ 0, /* locality */ 3);
 }
 
+static_always_inline void
+clib_prefetch_slc_load (void *p)
+{
+  __builtin_prefetch (p, /* rw */ 0, /* locality */ 2);
+}
+
+static_always_inline void
+clib_prefetch_llc_load (void *p)
+{
+  __builtin_prefetch (p, /* rw */ 0, /* locality */ 1);
+}
+
 static_always_inline void
 clib_prefetch_store (void *p)
 {
   __builtin_prefetch (p, /* rw */ 1, /* locality */ 3);
 }
 
+static_always_inline void
+clib_cl_demote (void *p)
+{
+#ifdef __CLDEMOTE__
+  __builtin_ia32_cldemote (p);
+#endif
+}
+
 #endif /* included_clib_cache_h */