From f40bfc9267b13b54e6379dfe7539447662879d24 Mon Sep 17 00:00:00 2001 From: Sean Bartell Date: Sat, 25 Jun 2011 21:32:25 -0400 Subject: Add codecs to librbcodec. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97 Reviewed-on: http://gerrit.rockbox.org/137 Reviewed-by: Nils Wallménius Tested-by: Nils Wallménius --- lib/rbcodec/codecs/libspeex/misc_bfin.h | 54 +++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 lib/rbcodec/codecs/libspeex/misc_bfin.h (limited to 'lib/rbcodec/codecs/libspeex/misc_bfin.h') diff --git a/lib/rbcodec/codecs/libspeex/misc_bfin.h b/lib/rbcodec/codecs/libspeex/misc_bfin.h new file mode 100644 index 0000000000..77b082c057 --- /dev/null +++ b/lib/rbcodec/codecs/libspeex/misc_bfin.h @@ -0,0 +1,54 @@ +/* Copyright (C) 2005 Analog Devices */ +/** + @file misc_bfin.h + @author Jean-Marc Valin + @brief Various compatibility routines for Speex (Blackfin version) +*/ +/* + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + - Neither the name of the Xiph.org Foundation nor the names of its + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR + CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#define OVERRIDE_SPEEX_MOVE +void *speex_move (void *dest, void *src, int n) +{ + __asm__ __volatile__ + ( + "L0 = 0;\n\t" + "I0 = %0;\n\t" + "R0 = [I0++];\n\t" + "LOOP move%= LC0 = %2;\n\t" + "LOOP_BEGIN move%=;\n\t" + "[%1++] = R0 || R0 = [I0++];\n\t" + "LOOP_END move%=;\n\t" + "[%1++] = R0;\n\t" + : "=a" (src), "=a" (dest) + : "a" ((n>>2)-1), "0" (src), "1" (dest) + : "R0", "I0", "L0", "memory" + ); + return dest; +} -- cgit v1.2.3