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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-06-04 18:21:04 +0200
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-06-04 18:21:04 +0200
commitdee00a8a79394559e0e868cc72464c2de24583ac (patch)
tree18dc2e3db8127ceabcf9b03416b135bced2976ad /other-licenses/7zstub/src/C/RotateDefs.h
parent851cfd198bc01020cd411d4f1cd6586222700269 (diff)
parent363bfeb2c06e5f57136ebdab8da1ebeba0591520 (diff)
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Merge branch 'master' into Basilisk-release
Diffstat (limited to 'other-licenses/7zstub/src/C/RotateDefs.h')
-rw-r--r--other-licenses/7zstub/src/C/RotateDefs.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/C/RotateDefs.h b/other-licenses/7zstub/src/C/RotateDefs.h
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+++ b/other-licenses/7zstub/src/C/RotateDefs.h
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+/* RotateDefs.h -- Rotate functions
+2015-03-25 : Igor Pavlov : Public domain */
+
+#ifndef __ROTATE_DEFS_H
+#define __ROTATE_DEFS_H
+
+#ifdef _MSC_VER
+
+#include <stdlib.h>
+
+/* don't use _rotl with MINGW. It can insert slow call to function. */
+
+/* #if (_MSC_VER >= 1200) */
+#pragma intrinsic(_rotl)
+#pragma intrinsic(_rotr)
+/* #endif */
+
+#define rotlFixed(x, n) _rotl((x), (n))
+#define rotrFixed(x, n) _rotr((x), (n))
+
+#else
+
+/* new compilers can translate these macros to fast commands. */
+
+#define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
+#define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n))))
+
+#endif
+
+#endif