Displaying 2 results from an estimated 2 matches for "_m_ia64".
2013 Aug 16
1
PATCH for bitmath.h: 1 typo, 1 warning
rutine -> routine
Also MSVC complains that FLAC__uint32* (unsigned int*) is not of the same type as unsigned long*
--- a\src\libFLAC\include\private\bitmath.h 2013-08-13 13:30:24.000000000 +0400
+++ b\src\libFLAC\include\private\bitmath.h 2013-08-14 10:20:51.484053700 +0400
@@ -78,12 +78,12 @@
return _bit_scan_reverse(v) ^ 31U;
#elif defined(__GNUC__) && (__GNUC__ >= 4 ||
2012 May 09
1
[PATCH 2/2] bitmath: Finish up optimizations
...defined(__GNUC__) && (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
+ return sizeof(FLAC__uint64) * CHAR_BIT - 1 - __builtin_clzll(v);
+/* Sorry, only supported in win64/Itanium.. */
+#elif (defined(_MSC_VER) && (_MSC_VER >= 1400)) && (defined(_M_IA64) || defined(_WIN64))
+ FLAC__uint64 idx;
+ _BitScanReverse64(&idx, v);
+ return idx ^ 63U;
#else
-
-unsigned FLAC__bitmath_ilog2(FLAC__uint32 v);
-unsigned FLAC__bitmath_ilog2_wide(FLAC__uint64 v);
-
+/* Brain-damaged compilers will use the fastest possible way that is,
+ de Bruijn...