Chris@69: /* Copyright (c) 2010 Xiph.Org Foundation
Chris@69:  * Copyright (c) 2013 Parrot */
Chris@69: /*
Chris@69:    Redistribution and use in source and binary forms, with or without
Chris@69:    modification, are permitted provided that the following conditions
Chris@69:    are met:
Chris@69: 
Chris@69:    - Redistributions of source code must retain the above copyright
Chris@69:    notice, this list of conditions and the following disclaimer.
Chris@69: 
Chris@69:    - Redistributions in binary form must reproduce the above copyright
Chris@69:    notice, this list of conditions and the following disclaimer in the
Chris@69:    documentation and/or other materials provided with the distribution.
Chris@69: 
Chris@69:    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
Chris@69:    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
Chris@69:    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
Chris@69:    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
Chris@69:    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
Chris@69:    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
Chris@69:    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
Chris@69:    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
Chris@69:    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
Chris@69:    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Chris@69:    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Chris@69: */
Chris@69: 
Chris@69: #ifndef CPU_SUPPORT_H
Chris@69: #define CPU_SUPPORT_H
Chris@69: 
Chris@69: #include "opus_types.h"
Chris@69: #include "opus_defines.h"
Chris@69: 
Chris@69: #if defined(OPUS_HAVE_RTCD) && \
Chris@69:   (defined(OPUS_ARM_ASM) || defined(OPUS_ARM_MAY_HAVE_NEON_INTR))
Chris@69: #include "arm/armcpu.h"
Chris@69: 
Chris@69: /* We currently support 4 ARM variants:
Chris@69:  * arch[0] -> ARMv4
Chris@69:  * arch[1] -> ARMv5E
Chris@69:  * arch[2] -> ARMv6
Chris@69:  * arch[3] -> NEON
Chris@69:  */
Chris@69: #define OPUS_ARCHMASK 3
Chris@69: 
Chris@69: #elif (defined(OPUS_X86_MAY_HAVE_SSE) && !defined(OPUS_X86_PRESUME_SSE)) || \
Chris@69:   (defined(OPUS_X86_MAY_HAVE_SSE2) && !defined(OPUS_X86_PRESUME_SSE2)) || \
Chris@69:   (defined(OPUS_X86_MAY_HAVE_SSE4_1) && !defined(OPUS_X86_PRESUME_SSE4_1)) || \
Chris@69:   (defined(OPUS_X86_MAY_HAVE_AVX) && !defined(OPUS_X86_PRESUME_AVX))
Chris@69: 
Chris@69: #include "x86/x86cpu.h"
Chris@69: /* We currently support 5 x86 variants:
Chris@69:  * arch[0] -> non-sse
Chris@69:  * arch[1] -> sse
Chris@69:  * arch[2] -> sse2
Chris@69:  * arch[3] -> sse4.1
Chris@69:  * arch[4] -> avx
Chris@69:  */
Chris@69: #define OPUS_ARCHMASK 7
Chris@69: int opus_select_arch(void);
Chris@69: 
Chris@69: #else
Chris@69: #define OPUS_ARCHMASK 0
Chris@69: 
Chris@69: static OPUS_INLINE int opus_select_arch(void)
Chris@69: {
Chris@69:   return 0;
Chris@69: }
Chris@69: #endif
Chris@69: #endif