vpx/vpx_ports/system_state.h
Johann 726b021a12 reland "use intrinsics for 'emms'"
Only target 32bit builds. Visual Studio does not define _mm_empty for
64bit configurations.

Rename emms.asm and remove from 32 bit builds to avoid empty file
warnings.

Don't check register state on 64bit builds.

BUG=webm:1500

This reverts commit 60beb781c140b61c1957abd2a6717d2e9a831933.

Change-Id: I5ac4cf6c67249ff24f7da19792144de20527bfce
2018-03-19 17:11:55 -07:00

31 lines
764 B
C

/*
* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VPX_PORTS_SYSTEM_STATE_H_
#define VPX_PORTS_SYSTEM_STATE_H_
#include "./vpx_config.h"
#ifdef __cplusplus
extern "C" {
#endif
#if ARCH_X86 && HAVE_MMX
extern void vpx_clear_system_state();
#else
#define vpx_clear_system_state()
#endif // ARCH_X86 && HAVE_MMX
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_PORTS_SYSTEM_STATE_H_