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Thom Johansen's first EMAC optimisation for the Coldfire - about a 3%-4% speedup

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6024 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-02-19 22:11:29 +00:00
parent a3ed6e9c7a
commit e9edc8f82d
4 changed files with 222 additions and 0 deletions
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8
apps/codecs/libFLAC/stream_decoder.c
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@ -43,6 +43,10 @@
#include "private/lpc.h"
#include "private/memory.h"
#if CONFIG_CPU==MCF5249
#include <private/coldfire.h>
#endif
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
@ -298,7 +302,11 @@ FLAC_API FLAC__StreamDecoderState FLAC__stream_decoder_init(FLAC__StreamDecoder
decoder->private_->local_lpc_restore_signal = FLAC__lpc_restore_signal;
decoder->private_->local_lpc_restore_signal_64bit = FLAC__lpc_restore_signal_wide;
decoder->private_->local_lpc_restore_signal_16bit = FLAC__lpc_restore_signal;
#if CONFIG_CPU==MCF5249 && !SIMULATOR
decoder->private_->local_lpc_restore_signal_16bit_order8 = FLAC__lpc_restore_signal_order8_mac;
#else
decoder->private_->local_lpc_restore_signal_16bit_order8 = FLAC__lpc_restore_signal;
#endif
/* now override with asm where appropriate */
#ifndef FLAC__NO_ASM
if(decoder->private_->cpuinfo.use_asm) {