X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppinfra%2Fclib.h;h=0d059a0778bed52b6baeb3048fe23ebd9b40838c;hb=bc27d1be24815e1371dcce3bff2d3075a532acba;hp=0386c75683399fe504a05706e618d313394a98af;hpb=7cd468a3d7dee7d6c92f69a0bb7061ae208ec727;p=vpp.git

diff --git a/src/vppinfra/clib.h b/src/vppinfra/clib.h
index 0386c756833..0d059a0778b 100644
--- a/src/vppinfra/clib.h
+++ b/src/vppinfra/clib.h
@@ -78,6 +78,14 @@
 #define CLIB_PACKED(x)	x __attribute__ ((packed))
 #define CLIB_UNUSED(x)	x __attribute__ ((unused))
 
+/* Make a string from the macro's argument */
+#define CLIB_STRING_MACRO(x) #x
+
+#define __clib_unused __attribute__ ((unused))
+#define __clib_weak __attribute__ ((weak))
+#define __clib_packed __attribute__ ((packed))
+#define __clib_constructor __attribute__ ((constructor))
+
 #define never_inline __attribute__ ((__noinline__))
 
 #if CLIB_DEBUG > 0
@@ -100,6 +108,12 @@
 /* Full memory barrier (read and write). */
 #define CLIB_MEMORY_BARRIER() __sync_synchronize ()
 
+#if __x86_64__
+#define CLIB_MEMORY_STORE_BARRIER() __builtin_ia32_sfence ()
+#else
+#define CLIB_MEMORY_STORE_BARRIER() __sync_synchronize ()
+#endif
+
 /* Arranges for function to be called before main. */
 #define INIT_FUNCTION(decl)			\
   decl __attribute ((constructor));		\