/[svn]/linuxsampler/trunk/src/engines/common/BiquadFilter.h
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revision 1258 by persson, Sun Oct 16 14:50:20 2005 UTC revision 1259 by schoenebeck, Tue Jun 26 21:41:09 2007 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 Christian Schoenebeck                              *   *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 21  Line 21 
21   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
22   ***************************************************************************/   ***************************************************************************/
23    
24    // Note: the assembly code is currently disabled, as it doesn't fit into
25    // the new synthesis core introduced by LS 0.4.0
26    
27  #ifndef __LS_BIQUADFILTER_H__  #ifndef __LS_BIQUADFILTER_H__
28  #define __LS_BIQUADFILTER_H__  #define __LS_BIQUADFILTER_H__
29    
# Line 131  namespace LinuxSampler { Line 134  namespace LinuxSampler {
134                  return y;                  return y;
135              }              }
136    
137  #if CONFIG_ASM && ARCH_X86  #if 0 // CONFIG_ASM && ARCH_X86
138              // expects to find input in xmm0 (xmm0 stays unmodified) and finally leaves output in xmm6              // expects to find input in xmm0 (xmm0 stays unmodified) and finally leaves output in xmm6
139              inline void Apply4StepsSSE(biquad_param_t* param) {              inline void Apply4StepsSSE(biquad_param_t* param) {
140                  __asm__ __volatile__ (                  __asm__ __volatile__ (
# Line 250  namespace LinuxSampler { Line 253  namespace LinuxSampler {
253                  return y;                  return y;
254              }              }
255    
256  #if CONFIG_ASM && ARCH_X86  #if 0 // CONFIG_ASM && ARCH_X86
257              // expects to find input in xmm0 (xmm0 stays unmodified) and finally leaves output in xmm7              // expects to find input in xmm0 (xmm0 stays unmodified) and finally leaves output in xmm7
258              inline void ApplyFB4StepsSSE(biquad_param_t* param, const bq_t &fb) {              inline void ApplyFB4StepsSSE(biquad_param_t* param, const bq_t &fb) {
259                  float xs, ys;                  float xs, ys;
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