summaryrefslogtreecommitdiffstats
path: root/other-licenses/7zstub/src/C/RotateDefs.h
diff options
context:
space:
mode:
authorwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
commit974a481d12bf430891725bd3662876358e57e11a (patch)
treecad011151456251fef2f1b8d02ef4b4e45fad61a /other-licenses/7zstub/src/C/RotateDefs.h
parent6bd66b1728eeddb058066edda740aaeb2ceaec23 (diff)
parent736d25cbec4541186ed46c935c117ce4d1c7f3bb (diff)
downloadUXP-974a481d12bf430891725bd3662876358e57e11a.tar
UXP-974a481d12bf430891725bd3662876358e57e11a.tar.gz
UXP-974a481d12bf430891725bd3662876358e57e11a.tar.lz
UXP-974a481d12bf430891725bd3662876358e57e11a.tar.xz
UXP-974a481d12bf430891725bd3662876358e57e11a.zip
Merge branch 'master' into js-modules
# Conflicts: # modules/libpref/init/all.js
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
new file mode 100644
index 000000000..6c790e791
--- /dev/null
+++ b/other-licenses/7zstub/src/C/RotateDefs.h
@@ -0,0 +1,30 @@
+/* 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