Move include/ust/ to include/lttng/

[ust.git] / include / ust / processor.h

diff --git a/include/ust/processor.h b/include/ust/processor.h
deleted file mode 100644 (file)
index e3407ba..0000000
--- a/include/ust/processor.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/* Copyright (C) 2009  Pierre-Marc Fournier
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
- */
-
-#ifndef UST_PROCESSOR_H
-#define UST_PROCESSOR_H
-
-#define ____cacheline_aligned __attribute__((aligned(CAA_CACHE_LINE_SIZE)))
-
-#ifdef __i386
-
-static inline int fls(int x)
-{
-        int r;
-        asm("bsrl %1,%0\n\t"
-            "cmovzl %2,%0"
-            : "=&r" (r) : "rm" (x), "rm" (-1));
-        return r + 1;
-}
-
-#elif defined(__x86_64)
-
-static inline int fls(int x)
-{
-        int r;
-        asm("bsrl %1,%0\n\t"
-            "cmovzl %2,%0"
-            : "=&r" (r) : "rm" (x), "rm" (-1));
-        return r + 1;
-}
-
-#elif defined(__PPC__)
-
-static __inline__ int fls(unsigned int x)
-{
-        int lz;
-
-        asm ("cntlzw %0,%1" : "=r" (lz) : "r" (x));
-        return 32 - lz;
-}
-
-#else /* arch-agnostic */
-
-static __inline__ int fls(unsigned int x)
-{
-       int r = 32;
-
-       if (!x)
-               return 0;
-       if (!(x & 0xFFFF0000U)) {
-               x <<= 16;
-               r -= 16;
-       }
-       if (!(x & 0xFF000000U)) {
-               x <<= 8;
-               r -= 8;
-       }
-       if (!(x & 0xF0000000U)) {
-               x <<= 4;
-               r -= 4;
-       }
-       if (!(x & 0xC0000000U)) {
-               x <<= 2;
-               r -= 2;
-       }
-       if (!(x & 0x80000000U)) {
-               x <<= 1;
-               r -= 1;
-       }
-       return r;
-}
-
-#endif
-
-#endif /* UST_PROCESSOR_H */