aboutsummaryrefslogtreecommitdiffstats
path: root/libavutil
diff options
context:
space:
mode:
authorDiego Biurrun <diego@biurrun.de>2013-09-27 15:24:55 +0200
committerDiego Biurrun <diego@biurrun.de>2013-10-03 23:00:09 +0200
commit80fefbed623491b92fe59ead99225f99c0d0ca08 (patch)
treed3f5da13ec2847941855126b5c8217e3890af106 /libavutil
parent6a5bfd4d49e7433f6de869ccfe682940dbca8740 (diff)
downloadffmpeg-80fefbed623491b92fe59ead99225f99c0d0ca08.tar.gz
x86: cpu: Restore some explanatory comments removed in 7160bb7
Diffstat (limited to 'libavutil')
-rw-r--r--libavutil/cpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavutil/cpu.h b/libavutil/cpu.h
index 8f2af28543..3103131211 100644
--- a/libavutil/cpu.h
+++ b/libavutil/cpu.h
@@ -35,9 +35,11 @@
#define AV_CPU_FLAG_SSE 0x0008 ///< SSE functions
#define AV_CPU_FLAG_SSE2 0x0010 ///< PIV SSE2 functions
#define AV_CPU_FLAG_SSE2SLOW 0x40000000 ///< SSE2 supported, but usually not faster
+ ///< than regular MMX/SSE (e.g. Core1)
#define AV_CPU_FLAG_3DNOWEXT 0x0020 ///< AMD 3DNowExt
#define AV_CPU_FLAG_SSE3 0x0040 ///< Prescott SSE3 functions
#define AV_CPU_FLAG_SSE3SLOW 0x20000000 ///< SSE3 supported, but usually not faster
+ ///< than regular MMX/SSE (e.g. Core1)
#define AV_CPU_FLAG_SSSE3 0x0080 ///< Conroe SSSE3 functions
#define AV_CPU_FLAG_ATOM 0x10000000 ///< Atom processor, some SSSE3 instructions are slower
#define AV_CPU_FLAG_SSE4 0x0100 ///< Penryn SSE4.1 functions