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authorGuenter Bartsch <guenter@users.sourceforge.net>2001-10-22 00:52:09 +0000
committerGuenter Bartsch <guenter@users.sourceforge.net>2001-10-22 00:52:09 +0000
commit1daeddffa3521a15493dbbd57ea8847f09d931b1 (patch)
tree94435a387eb7e44bd3255faffd36ad6bfaa68a8b /src/xine-engine/cpu_accel.c
parent66c7a3a86eebc9850ff3aa908ca0acc171450f77 (diff)
downloadxine-lib-1daeddffa3521a15493dbbd57ea8847f09d931b1.tar.gz
xine-lib-1daeddffa3521a15493dbbd57ea8847f09d931b1.tar.bz2
introducing libxineutils and a this pointer for video_out_x11 callbacks
CVS patchset: 852 CVS date: 2001/10/22 00:52:09
Diffstat (limited to 'src/xine-engine/cpu_accel.c')
-rw-r--r--src/xine-engine/cpu_accel.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/src/xine-engine/cpu_accel.c b/src/xine-engine/cpu_accel.c
deleted file mode 100644
index 8c28d950a..000000000
--- a/src/xine-engine/cpu_accel.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * cpu_accel.c
- * Copyright (C) 1999-2001 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
- *
- * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
- *
- * mpeg2dec is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * mpeg2dec 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "config.h"
-
-#include <inttypes.h>
-
-#include "attributes.h"
-#include "cpu_accel.h"
-
-#ifdef ARCH_X86
-static uint32_t x86_accel (void)
-{
- uint32_t eax, ebx, ecx, edx;
- int AMD;
- uint32_t caps;
-
-#define cpuid(op,eax,ebx,ecx,edx) \
- asm ("cpuid" \
- : "=a" (eax), \
- "=b" (ebx), \
- "=c" (ecx), \
- "=d" (edx) \
- : "a" (op) \
- : "cc")
-
-
- asm ("pushfl\n\t"
- "pushfl\n\t"
- "popl %0\n\t"
- "movl %0,%1\n\t"
- "xorl $0x200000,%0\n\t"
- "pushl %0\n\t"
- "popfl\n\t"
- "pushfl\n\t"
- "popl %0\n\t"
- "popfl"
- : "=a" (eax),
- "=b" (ebx)
- :
- : "cc");
-
- if (eax == ebx) /* no cpuid */
- return 0;
-
- cpuid (0x00000000, eax, ebx, ecx, edx);
- if (!eax) /* vendor string only */
- return 0;
-
- AMD = (ebx == 0x68747541) && (ecx == 0x444d4163) && (edx == 0x69746e65);
-
- cpuid (0x00000001, eax, ebx, ecx, edx);
- if (! (edx & 0x00800000)) /* no MMX */
- return 0;
- caps = MM_ACCEL_X86_MMX;
-
- if (edx & 0x02000000) /* SSE - identical to AMD MMX extensions */
- caps |= MM_ACCEL_X86_SSE | MM_ACCEL_X86_MMXEXT;
-
- if (edx & 0x04000000) /* SSE2 */
- caps |= MM_ACCEL_X86_SSE2;
-
- cpuid (0x80000000, eax, ebx, ecx, edx);
- if (eax < 0x80000001) /* no extended capabilities */
- return caps;
-
- cpuid (0x80000001, eax, ebx, ecx, edx);
-
- if (edx & 0x80000000) /* 3DNOW */
- caps |= MM_ACCEL_X86_3DNOW;
-
- if (edx & 0x40000000) /* 3DNOWEXT */
- /*caps |= MM_ACCEL_X86_???*/ ;
-
- if (AMD && (edx & 0x00400000)) /* AMD MMX extensions */
- caps |= MM_ACCEL_X86_MMXEXT;
-
- return caps;
-}
-#endif
-
-uint32_t mm_accel (void)
-{
-#ifdef ARCH_X86
- static int got_accel = 0;
- static uint32_t accel;
-
- if (!got_accel) {
- got_accel = 1;
- accel = x86_accel ();
- }
-
- return accel;
-#else
-#ifdef HAVE_MLIB
- return MM_ACCEL_MLIB;
-#else
- return 0;
-#endif
-#endif
-}
-
-uint32_t mm_support (void)
-{
- return mm_accel();
-}