annotate src/opus-1.3/silk/arm/SigProc_FIX_armv4.h @ 81:7029a4916348

Merge build update
author Chris Cannam
date Thu, 31 Oct 2019 13:36:58 +0000
parents 7aeed7906520
children
rev   line source
Chris@69 1 /***********************************************************************
Chris@69 2 Copyright (C) 2013 Xiph.Org Foundation and contributors
Chris@69 3 Copyright (c) 2013 Parrot
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 - Redistributions of source code must retain the above copyright notice,
Chris@69 8 this list of conditions and the following disclaimer.
Chris@69 9 - Redistributions in binary form must reproduce the above copyright
Chris@69 10 notice, this list of conditions and the following disclaimer in the
Chris@69 11 documentation and/or other materials provided with the distribution.
Chris@69 12 - Neither the name of Internet Society, IETF or IETF Trust, nor the
Chris@69 13 names of specific contributors, may be used to endorse or promote
Chris@69 14 products derived from this software without specific prior written
Chris@69 15 permission.
Chris@69 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Chris@69 17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Chris@69 18 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
Chris@69 19 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
Chris@69 20 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
Chris@69 21 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
Chris@69 22 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
Chris@69 23 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
Chris@69 24 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
Chris@69 25 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
Chris@69 26 POSSIBILITY OF SUCH DAMAGE.
Chris@69 27 ***********************************************************************/
Chris@69 28
Chris@69 29 #ifndef SILK_SIGPROC_FIX_ARMv4_H
Chris@69 30 #define SILK_SIGPROC_FIX_ARMv4_H
Chris@69 31
Chris@69 32 #undef silk_MLA
Chris@69 33 static OPUS_INLINE opus_int32 silk_MLA_armv4(opus_int32 a, opus_int32 b,
Chris@69 34 opus_int32 c)
Chris@69 35 {
Chris@69 36 opus_int32 res;
Chris@69 37 __asm__(
Chris@69 38 "#silk_MLA\n\t"
Chris@69 39 "mla %0, %1, %2, %3\n\t"
Chris@69 40 : "=&r"(res)
Chris@69 41 : "r"(b), "r"(c), "r"(a)
Chris@69 42 );
Chris@69 43 return res;
Chris@69 44 }
Chris@69 45 #define silk_MLA(a, b, c) (silk_MLA_armv4(a, b, c))
Chris@69 46
Chris@69 47 #endif