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-rw-r--r--ac3dec/cpu_accel.c129
1 files changed, 0 insertions, 129 deletions
diff --git a/ac3dec/cpu_accel.c b/ac3dec/cpu_accel.c
deleted file mode 100644
index e01db83f..00000000
--- a/ac3dec/cpu_accel.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*****
-*
-* This file is part of the OMS program.
-*
-* This program 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, or (at your option)
-* any later version.
-*
-* This program 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; see the file COPYING. If not, write to
-* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-*
-*****/
-
-#include <inttypes.h>
-#include "mm_accel.h"
-
-//#ifdef __i386__
-#if 0
-
-#ifdef __PIC__
-#define cpuid(op, eax, ebx, ecx, edx) \
- __asm__ __volatile__ ("pushl %%ebx\n\t" \
- "cpuid\n\t" \
- "movl %%ebx, %%esi\n\t" \
- "popl %%ebx" \
- : "=a" (eax), \
- "=S" (ebx), \
- "=c" (ecx), \
- "=d" (edx) \
- : "a" (op) \
- : "cc")
-#else
-#define cpuid(op, eax, ebx, ecx, edx) \
- __asm__("cpuid" \
- : "=a" (eax), \
- "=b" (ebx), \
- "=c" (ecx), \
- "=d" (edx) \
- : "a" (op) \
- : "cc")
-#endif
-
-static inline int has_cpuid ()
-{
- return 1;
-/*
- uint32_t eax, ebx;
-
- asm ("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"
- : "=a" (eax),
- "=b" (ebx)
- :
- : "cc");
-
- return (eax != ebx);
-*/
-}
-
-
-static uint32_t x86_accel (void)
-{
- uint32_t eax, ebx, ecx, edx;
- int AMD;
- uint32_t caps;
-
- if (!has_cpuid ()) // 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 = OMS_ACCEL_X86_MMX;
- if (edx & 0x02000000) // SSE - identical to AMD MMX extensions
- caps = OMS_ACCEL_X86_MMX | OMS_ACCEL_X86_MMXEXT;
-
- cpuid (0x80000000, eax, ebx, ecx, edx);
- if (eax < 0x80000001) // no extended capabilities
- return caps;
-
- cpuid (0x80000001, eax, ebx, ecx, edx);
-
- if (edx & 0x80000000)
- caps |= OMS_ACCEL_X86_3DNOW;
-
- if (AMD && (edx & 0x00400000)) // AMD MMX extensions
- caps |= OMS_ACCEL_X86_MMXEXT;
-
- return caps;
-}
-#endif
-
-uint32_t mm_accel (void)
-{
-//#ifdef __i386__
-#if 0
- static int got_accel = 0;
- static uint32_t accel;
-
- if (!got_accel) {
- got_accel = 1;
- accel = x86_accel ();
- }
-
- return accel;
-#else
- return 0;
-#endif
-}