Changeset 53634f9 in mainline for kernel/generic/include/macros.h

Timestamp:

2009-01-31T13:24:32Z (16 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

1e241723

Parents:

896ad9f

Message:

make RANDI a generic macro

File:

• kernel/generic/include/macros.h (modified) (1 diff)

kernel/generic/include/macros.h

@@ -77 +77 @@
 #define STRING_ARG(arg) #arg
 
+/** Pseudorandom generator
+ *
+ * A pretty standard linear congruential pseudorandom
+ * number generator (m = 2^32 or 2^64 depending on architecture).
+ *
+ */
+#define RANDI(seed) \
+        ({ \
+                (seed) = 1103515245 * (seed) + 12345; \
+                (seed); \
+        })
+
 #endif