From: Martin Mares <mj@ucw.cz>
Date: Sun, 2 Oct 2005 11:22:35 +0000 (+0000)
Subject: Moved ROL() to lib.h.
X-Git-Tag: holmes-import~722
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=efb6ac56ec7017fede18527387546e2e1d776795;p=libucw.git

Moved ROL() to lib.h.
---

diff --git a/lib/hashfunc.h b/lib/hashfunc.h
index c10f2249..e60e3f70 100644
--- a/lib/hashfunc.h
+++ b/lib/hashfunc.h
@@ -13,9 +13,6 @@
 
 #include "lib/lib.h"
 
-/* An equivalent of the Intel's rol instruction.  */
-#define	ROL(x, bits)	(((x) << (bits)) | ((x) >> (sizeof(uns)*8 - (bits))))
-
 /* The following functions need str to be aligned to uns.  */
 uns str_len_aligned(const byte *str) CONST;
 uns hash_string_aligned(const byte *str) CONST;
diff --git a/lib/lib.h b/lib/lib.h
index a1e2b792..47606169 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -43,6 +43,8 @@
 #define COMPARE_LT(x,y) do { if ((x)<(y)) return 1; if ((x)>(y)) return 0; } while(0)
 #define COMPARE_GT(x,y) COMPARE_LT(y,x)
 
+#define	ROL(x, bits) (((x) << (bits)) | ((x) >> (sizeof(uns)*8 - (bits))))	/* Bitwise rotation of an uns to the left */
+
 /* GCC Extensions */
 
 #ifdef __GNUC__