[MPlayer-cvslog] r27960 - in trunk: cpudetect.c cpudetect.h

[gpoirier]

Author: gpoirier
Date: Wed Nov 19 17:41:59 2008
New Revision: 27960

Log:
Add detection of x86 CPU features SSSE3 and SSE4a.
Patch by Zhou, Zongyi %zz65 A cornell P edu%
Original thread:
date: Wed, Nov 19, 2008 at 4:22 PM
subject: Re: [MPlayer-dev-eng] [PATCH] yadif SSE2/SSSE3 optimization


Modified:
   trunk/cpudetect.c
   trunk/cpudetect.h

Modified: trunk/cpudetect.c
==============================================================================
--- trunk/cpudetect.c	(original)
+++ trunk/cpudetect.c	Wed Nov 19 17:41:59 2008
@@ -144,6 +144,8 @@ void GetCpuCaps( CpuCaps *caps)
 		caps->hasMMX  = (regs2[3] & (1 << 23 )) >> 23; // 0x0800000
 		caps->hasSSE  = (regs2[3] & (1 << 25 )) >> 25; // 0x2000000
 		caps->hasSSE2 = (regs2[3] & (1 << 26 )) >> 26; // 0x4000000
+		caps->hasSSSE3 = (regs2[3] & (1 << 9 )) >>  9; // 0x0000200
+		caps->hasSSE4a = (regs2[3] & (1 << 6 )) >>  6; // 0x0000040
 		caps->hasMMX2 = caps->hasSSE; // SSE cpus supports mmxext too
 		cl_size = ((regs2[1] >> 8) & 0xFF)*8;
 		if(cl_size) caps->cl_size = cl_size;
@@ -496,6 +498,8 @@ void GetCpuCaps( CpuCaps *caps)
 	caps->has3DNowExt=0;
 	caps->hasSSE=0;
 	caps->hasSSE2=0;
+	caps->hasSSSE3=0;
+	caps->hasSSE4a=0;
 	caps->isX86=0;
 	caps->hasAltiVec = 0;
 #ifdef HAVE_ALTIVEC   

Modified: trunk/cpudetect.h
==============================================================================
--- trunk/cpudetect.h	(original)
+++ trunk/cpudetect.h	Wed Nov 19 17:41:59 2008
@@ -44,6 +44,8 @@ typedef struct cpucaps_s {
 	int has3DNowExt;
 	int hasSSE;
 	int hasSSE2;
+	int hasSSSE3;
+	int hasSSE4a;
 	int isX86;
 	unsigned cl_size; /* size of cache line */
         int hasAltiVec;