Changes in libcfa/src/bits/defs.hfa [8b73526:454f478]

File:

• libcfa/src/bits/defs.hfa (modified) (2 diffs)

libcfa/src/bits/defs.hfa

@@ -5 +5 @@
 // file "LICENCE" distributed with Cforall.
 //
-// defs.hfa --
+// defs.hfa -- Commen macros, functions and typedefs
+// Most files depend on them and they are always useful to have.
+//
+//  *** Must not contain code specific to libcfathread ***
 //
 // Author           : Thierry Delisle
@@ -62 +65 @@
         #endif
 }
+
+// pause to prevent excess processor bus usage
+#if defined( __i386 ) || defined( __x86_64 )
+        #define Pause() __asm__ __volatile__ ( "pause" : : : )
+#elif defined( __ARM_ARCH )
+        #define Pause() __asm__ __volatile__ ( "YIELD" : : : )
+#else
+        #error unsupported architecture
+#endif