annotate src/opus-1.3/celt/cpu_support.h @ 83:ae30d91d2ffe

Replace these with versions built using an older toolset (so as to avoid ABI compatibilities when linking on Ubuntu 14.04 for packaging purposes)
author Chris Cannam
date Fri, 07 Feb 2020 11:51:13 +0000
parents 7aeed7906520
children
rev   line source
Chris@69 1 /* Copyright (c) 2010 Xiph.Org Foundation
Chris@69 2 * Copyright (c) 2013 Parrot */
Chris@69 3 /*
Chris@69 4 Redistribution and use in source and binary forms, with or without
Chris@69 5 modification, are permitted provided that the following conditions
Chris@69 6 are met:
Chris@69 7
Chris@69 8 - Redistributions of source code must retain the above copyright
Chris@69 9 notice, this list of conditions and the following disclaimer.
Chris@69 10
Chris@69 11 - Redistributions in binary form must reproduce the above copyright
Chris@69 12 notice, this list of conditions and the following disclaimer in the
Chris@69 13 documentation and/or other materials provided with the distribution.
Chris@69 14
Chris@69 15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
Chris@69 16 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
Chris@69 17 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
Chris@69 18 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
Chris@69 19 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
Chris@69 20 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
Chris@69 21 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
Chris@69 22 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
Chris@69 23 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
Chris@69 24 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Chris@69 25 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Chris@69 26 */
Chris@69 27
Chris@69 28 #ifndef CPU_SUPPORT_H
Chris@69 29 #define CPU_SUPPORT_H
Chris@69 30
Chris@69 31 #include "opus_types.h"
Chris@69 32 #include "opus_defines.h"
Chris@69 33
Chris@69 34 #if defined(OPUS_HAVE_RTCD) && \
Chris@69 35 (defined(OPUS_ARM_ASM) || defined(OPUS_ARM_MAY_HAVE_NEON_INTR))
Chris@69 36 #include "arm/armcpu.h"
Chris@69 37
Chris@69 38 /* We currently support 4 ARM variants:
Chris@69 39 * arch[0] -> ARMv4
Chris@69 40 * arch[1] -> ARMv5E
Chris@69 41 * arch[2] -> ARMv6
Chris@69 42 * arch[3] -> NEON
Chris@69 43 */
Chris@69 44 #define OPUS_ARCHMASK 3
Chris@69 45
Chris@69 46 #elif (defined(OPUS_X86_MAY_HAVE_SSE) && !defined(OPUS_X86_PRESUME_SSE)) || \
Chris@69 47 (defined(OPUS_X86_MAY_HAVE_SSE2) && !defined(OPUS_X86_PRESUME_SSE2)) || \
Chris@69 48 (defined(OPUS_X86_MAY_HAVE_SSE4_1) && !defined(OPUS_X86_PRESUME_SSE4_1)) || \
Chris@69 49 (defined(OPUS_X86_MAY_HAVE_AVX) && !defined(OPUS_X86_PRESUME_AVX))
Chris@69 50
Chris@69 51 #include "x86/x86cpu.h"
Chris@69 52 /* We currently support 5 x86 variants:
Chris@69 53 * arch[0] -> non-sse
Chris@69 54 * arch[1] -> sse
Chris@69 55 * arch[2] -> sse2
Chris@69 56 * arch[3] -> sse4.1
Chris@69 57 * arch[4] -> avx
Chris@69 58 */
Chris@69 59 #define OPUS_ARCHMASK 7
Chris@69 60 int opus_select_arch(void);
Chris@69 61
Chris@69 62 #else
Chris@69 63 #define OPUS_ARCHMASK 0
Chris@69 64
Chris@69 65 static OPUS_INLINE int opus_select_arch(void)
Chris@69 66 {
Chris@69 67 return 0;
Chris@69 68 }
Chris@69 69 #endif
Chris@69 70 #endif