198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project/* Copyright (C) 2005 Analog Devices */ 298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project/** 398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project @file ltp_bfin.h 498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project @author Jean-Marc Valin 598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project @brief Long-Term Prediction functions (Blackfin version) 698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project*/ 798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project/* 898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project Redistribution and use in source and binary forms, with or without 998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project modification, are permitted provided that the following conditions 1098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project are met: 1198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 1298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project - Redistributions of source code must retain the above copyright 1398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project notice, this list of conditions and the following disclaimer. 1498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 1598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project - Redistributions in binary form must reproduce the above copyright 1698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project notice, this list of conditions and the following disclaimer in the 1798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project documentation and/or other materials provided with the distribution. 1898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 1998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project - Neither the name of the Xiph.org Foundation nor the names of its 2098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project contributors may be used to endorse or promote products derived from 2198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project this software without specific prior written permission. 2298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 2398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR 2798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 3098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 3198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 3298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project*/ 3598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 3698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#define OVERRIDE_INNER_PROD 3798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Projectspx_word32_t inner_prod(const spx_word16_t *x, const spx_word16_t *y, int len) 3898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project{ 3998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word32_t sum=0; 4098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ ( 4198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P0 = %3;\n\t" 4298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P1 = %1;\n\t" 4398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P2 = %2;\n\t" 4498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "I0 = P1;\n\t" 4598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "I1 = P2;\n\t" 4698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "L0 = 0;\n\t" 4798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "L1 = 0;\n\t" 4898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 = 0;\n\t" 4998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R0.L = W[I0++] || R1.L = W[I1++];\n\t" 5098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP inner%= LC0 = P0;\n\t" 5198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_BEGIN inner%=;\n\t" 5298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 += R0.L*R1.L (IS) || R0.L = W[I0++] || R1.L = W[I1++];\n\t" 5398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_END inner%=;\n\t" 5498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 += R0.L*R1.L (IS);\n\t" 5598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 = A0 >>> 6;\n\t" 5698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R0 = A0;\n\t" 5798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "%0 = R0;\n\t" 5898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "=m" (sum) 5998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "m" (x), "m" (y), "d" (len-1) 6098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "P0", "P1", "P2", "R0", "R1", "A0", "I0", "I1", "L0", "L1", "R3" 6198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 6298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project return sum; 6398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project} 6498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 6598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#define OVERRIDE_PITCH_XCORR 6698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Projectvoid pitch_xcorr(const spx_word16_t *_x, const spx_word16_t *_y, spx_word32_t *corr, int len, int nb_pitch, char *stack) 6798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project{ 6898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project corr += nb_pitch - 1; 6998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ ( 7098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P2 = %0;\n\t" 7198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "I0 = P2;\n\t" /* x in I0 */ 7298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "B0 = P2;\n\t" /* x in B0 */ 7398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R0 = %3;\n\t" /* len in R0 */ 7498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P3 = %3;\n\t" 7598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P3 += -2;\n\t" /* len in R0 */ 7698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P4 = %4;\n\t" /* nb_pitch in R0 */ 7798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1 = R0 << 1;\n\t" /* number of bytes in x */ 7898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "L0 = R1;\n\t" 7998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P0 = %1;\n\t" 8098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 8198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P1 = %2;\n\t" 8298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "B1 = P1;\n\t" 8398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "L1 = 0;\n\t" /*Disable looping on I1*/ 8498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 8598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "r0 = [I0++];\n\t" 8698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP pitch%= LC0 = P4 >> 1;\n\t" 8798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_BEGIN pitch%=;\n\t" 8898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "I1 = P0;\n\t" 8998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 = A0 = 0;\n\t" 9098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1 = [I1++];\n\t" 9198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP inner_prod%= LC1 = P3 >> 1;\n\t" 9298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_BEGIN inner_prod%=;\n\t" 9398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 += R0.L*R1.H, A0 += R0.L*R1.L (IS) || R1.L = W[I1++];\n\t" 9498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 += R0.H*R1.L, A0 += R0.H*R1.H (IS) || R1.H = W[I1++] || R0 = [I0++];\n\t" 9598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_END inner_prod%=;\n\t" 9698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 += R0.L*R1.H, A0 += R0.L*R1.L (IS) || R1.L = W[I1++];\n\t" 9798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 += R0.H*R1.L, A0 += R0.H*R1.H (IS) || R0 = [I0++];\n\t" 9898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 = A0 >>> 6;\n\t" 9998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A1 = A1 >>> 6;\n\t" 10098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R2 = A0, R3 = A1;\n\t" 10198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "[P1--] = r2;\n\t" 10298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "[P1--] = r3;\n\t" 10398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P0 += 4;\n\t" 10498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "LOOP_END pitch%=;\n\t" 10598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "L0 = 0;\n\t" 10698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : : "m" (_x), "m" (_y), "m" (corr), "m" (len), "m" (nb_pitch) 10798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "A0", "A1", "P0", "P1", "P2", "P3", "P4", "R0", "R1", "R2", "R3", "I0", "I1", "L0", "L1", "B0", "B1", "memory" 10898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 10998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project} 11098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 11198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#define OVERRIDE_COMPUTE_PITCH_ERROR 11298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Projectstatic inline spx_word32_t compute_pitch_error(spx_word16_t *C, spx_word16_t *g, spx_word16_t pitch_control) 11398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project{ 11498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word32_t sum; 11598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ 11698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ( 11798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 = 0;\n\t" 11898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 11998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R0 = W[%1++];\n\t" 12098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %2.L*%5.L (IS);\n\t" 12198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 += R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 12298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 12398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %3.L*%5.L (IS);\n\t" 12498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 += R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 12598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 12698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %4.L*%5.L (IS);\n\t" 12798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 += R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 12898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 12998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %2.L*%3.L (IS);\n\t" 13098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 13198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 13298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %4.L*%3.L (IS);\n\t" 13398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 13498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 13598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %4.L*%2.L (IS);\n\t" 13698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 13798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 13898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %2.L*%2.L (IS);\n\t" 13998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 14098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 14198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %3.L*%3.L (IS);\n\t" 14298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS) || R0 = W[%1++];\n\t" 14398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 14498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "R1.L = %4.L*%4.L (IS);\n\t" 14598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "A0 -= R1.L*R0.L (IS);\n\t" 14698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 14798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "%0 = A0;\n\t" 14898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "=&D" (sum), "=a" (C) 14998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "d" (g[0]), "d" (g[1]), "d" (g[2]), "d" (pitch_control), "1" (C) 15098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "R0", "R1", "R2", "A0" 15198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 15298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project return sum; 15398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project} 15498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 15598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#define OVERRIDE_OPEN_LOOP_NBEST_PITCH 15698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#ifdef OVERRIDE_OPEN_LOOP_NBEST_PITCH 15798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Projectvoid open_loop_nbest_pitch(spx_word16_t *sw, int start, int end, int len, int *pitch, spx_word16_t *gain, int N, char *stack) 15898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project{ 15998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project int i,j,k; 16098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word32_t *best_score); 16198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word32_t *best_ener); 16298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word32_t e0; 16398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word32_t *corr); 16498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word32_t *energy); 16598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 16698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(best_score, N, spx_word32_t); 16798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(best_ener, N, spx_word32_t); 16898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(corr, end-start+1, spx_word32_t); 16998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(energy, end-start+2, spx_word32_t); 17098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 17198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project for (i=0;i<N;i++) 17298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 17398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_score[i]=-1; 17498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_ener[i]=0; 17598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project pitch[i]=start; 17698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 17798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 17898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project energy[0]=inner_prod(sw-start, sw-start, len); 17998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project e0=inner_prod(sw, sw, len); 18098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 18198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* energy update -------------------------------------*/ 18298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 18398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ 18498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ( 18598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" P0 = %0;\n\t" 18698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" I1 = %1;\n\t" 18798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" L1 = 0;\n\t" 18898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" I2 = %2;\n\t" 18998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" L2 = 0;\n\t" 19098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R2 = [P0++];\n\t" 19198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R3 = 0;\n\t" 19298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" LSETUP (eu1, eu2) LC1 = %3;\n\t" 19398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"eu1: R1.L = W [I1--] || R0.L = W [I2--] ;\n\t" 19498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 = R1.L * R1.L (IS);\n\t" 19598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0 = R0.L * R0.L (IS);\n\t" 19698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 >>>= 6;\n\t" 19798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 = R1 + R2;\n\t" 19898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0 >>>= 6;\n\t" 19998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 = R1 - R0;\n\t" 20098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R2 = MAX(R1,R3);\n\t" 20198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"eu2: [P0++] = R2;\n\t" 20298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : : "d" (energy), "d" (&sw[-start-1]), "d" (&sw[-start+len-1]), 20398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "a" (end-start) 20498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "P0", "I1", "I2", "R0", "R1", "R2", "R3" 20598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#if (__GNUC__ == 4) 20698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project , "LC1" 20798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#endif 20898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 20998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 21098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project pitch_xcorr(sw, sw-end, corr, len, end-start+1, stack); 21198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 21298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* FIXME: Fixed-point and floating-point code should be merged */ 21398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 21498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word16_t *corr16); 21598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project VARDECL(spx_word16_t *ener16); 21698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(corr16, end-start+1, spx_word16_t); 21798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ALLOC(ener16, end-start+1, spx_word16_t); 21898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* Normalize to 180 so we can square it and it still fits in 16 bits */ 21998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project normalize16(corr, corr16, 180, end-start+1); 22098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project normalize16(energy, ener16, 180, end-start+1); 22198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 22298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (N == 1) { 22398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* optimised asm to handle N==1 case */ 22498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ 22598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ( 22698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" I0 = %1;\n\t" /* I0: corr16[] */ 22798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" L0 = 0;\n\t" 22898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" I1 = %2;\n\t" /* I1: energy */ 22998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" L1 = 0;\n\t" 23098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R2 = -1;\n\t" /* R2: best score */ 23198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R3 = 0;\n\t" /* R3: best energy */ 23298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" P0 = %4;\n\t" /* P0: best pitch */ 23398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" P1 = %4;\n\t" /* P1: counter */ 23498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" LSETUP (sl1, sl2) LC1 = %3;\n\t" 23598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"sl1: R0.L = W [I0++] || R1.L = W [I1++];\n\t" 23698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0 = R0.L * R0.L (IS);\n\t" 23798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 += 1;\n\t" 23898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R4 = R0.L * R3.L;\n\t" 23998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R5 = R2.L * R1.L;\n\t" 24098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" cc = R5 < R4;\n\t" 24198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc R2 = R0;\n\t" 24298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc R3 = R1;\n\t" 24398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc P0 = P1;\n\t" 24498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"sl2: P1 += 1;\n\t" 24598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" %0 = P0;\n\t" 24698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "=&d" (pitch[0]) 24798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "a" (corr16), "a" (ener16), "a" (end+1-start), "d" (start) 24898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "P0", "P1", "I0", "I1", "R0", "R1", "R2", "R3", "R4", "R5" 24998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#if (__GNUC__ == 4) 25098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project , "LC1" 25198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#endif 25298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 25398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 25498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 25598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project else { 25698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project for (i=start;i<=end;i++) 25798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 25898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t tmp = MULT16_16_16(corr16[i-start],corr16[i-start]); 25998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* Instead of dividing the tmp by the energy, we multiply on the other side */ 26098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (MULT16_16(tmp,best_ener[N-1])>MULT16_16(best_score[N-1],ADD16(1,ener16[i-start]))) 26198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 26298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* We can safely put it last and then check */ 26398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_score[N-1]=tmp; 26498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_ener[N-1]=ener16[i-start]+1; 26598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project pitch[N-1]=i; 26698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* Check if it comes in front of others */ 26798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project for (j=0;j<N-1;j++) 26898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 26998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (MULT16_16(tmp,best_ener[j])>MULT16_16(best_score[j],ADD16(1,ener16[i-start]))) 27098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 27198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project for (k=N-1;k>j;k--) 27298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 27398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_score[k]=best_score[k-1]; 27498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_ener[k]=best_ener[k-1]; 27598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project pitch[k]=pitch[k-1]; 27698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 27798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_score[j]=tmp; 27898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project best_ener[j]=ener16[i-start]+1; 27998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project pitch[j]=i; 28098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project break; 28198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 28798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 28898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* Compute open-loop gain */ 28998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (gain) 29098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 29198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project for (j=0;j<N;j++) 29298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project { 29398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t g; 29498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project i=pitch[j]; 29598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project g = DIV32(corr[i-start], 10+SHR32(MULT16_16(spx_sqrt(e0),spx_sqrt(energy[i-start])),6)); 29698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* FIXME: g = max(g,corr/energy) */ 29798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (g<0) 29898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project g = 0; 29998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project gain[j]=g; 30098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 30198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 30298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project} 30398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#endif 30498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 30598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#define OVERRIDE_PITCH_GAIN_SEARCH_3TAP_VQ 30698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#ifdef OVERRIDE_PITCH_GAIN_SEARCH_3TAP_VQ 30798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Projectstatic int pitch_gain_search_3tap_vq( 30898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project const signed char *gain_cdbk, 30998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project int gain_cdbk_size, 31098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t *C16, 31198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t max_gain 31298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project) 31398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project{ 31498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project const signed char *ptr=gain_cdbk; 31598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project int best_cdbk=0; 31698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word32_t best_sum=-VERY_LARGE32; 31798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word32_t sum=0; 31898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t g[3]; 31998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t pitch_control=64; 32098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project spx_word16_t gain_sum; 32198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project int i; 32298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 32398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* fast asm version of VQ codebook search */ 32498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 32598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project __asm__ __volatile__ 32698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ( 32798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 32898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" P0 = %2;\n\t" /* P0: ptr to gain_cdbk */ 32998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" L1 = 0;\n\t" /* no circ addr for L1 */ 33098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" %0 = 0;\n\t" /* %0: best_sum */ 33198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" %1 = 0;\n\t" /* %1: best_cbdk */ 33298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" P1 = 0;\n\t" /* P1: loop counter */ 33398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 33498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" LSETUP (pgs1, pgs2) LC1 = %4;\n\t" 33598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"pgs1: R2 = B [P0++] (X);\n\t" /* R2: g[0] */ 33698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R3 = B [P0++] (X);\n\t" /* R3: g[1] */ 33798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R4 = B [P0++] (X);\n\t" /* R4: g[2] */ 33898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R2 += 32;\n\t" 33998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R3 += 32;\n\t" 34098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R4 += 32;\n\t" 34198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R4.H = 64;\n\t" /* R4.H: pitch_control */ 34298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 34398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0 = B [P0++] (X);\n\t" 34498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" B0 = R0;\n\t" /* BO: gain_sum */ 34598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 34698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project /* compute_pitch_error() -------------------------------*/ 34798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 34898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" I1 = %3;\n\t" /* I1: ptr to C */ 34998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 = 0;\n\t" 35098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 35198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0.L = W[I1++];\n\t" 35298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R2.L*R4.H (IS);\n\t" 35398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 += R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 35498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 35598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R3.L*R4.H (IS);\n\t" 35698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 += R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 35798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 35898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R4.L*R4.H (IS);\n\t" 35998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 += R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 36098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 36198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R2.L*R3.L (IS);\n\t" 36298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 -= R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 36398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 36498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R4.L*R3.L (IS);\n\t" 36598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 -= R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 36698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 36798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R4.L*R2.L (IS);\n\t" 36898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 -= R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 36998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 37098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R2.L*R2.L (IS);\n\t" 37198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 -= R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 37298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 37398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R3.L*R3.L (IS);\n\t" 37498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" A0 -= R1.L*R0.L (IS) || R0.L = W[I1++];\n\t" 37598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 37698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1.L = R4.L*R4.L (IS);\n\t" 37798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R0 = (A0 -= R1.L*R0.L) (IS);\n\t" 37898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 37998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project/* 38098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project Re-arrange the if-then to code efficiently on the Blackfin: 38198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 38298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (sum>best_sum && gain_sum<=max_gain) ------ (1) 38398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 38498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (sum>best_sum && !(gain_sum>max_gain)) ------ (2) 38598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 38698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (max_gain<=gain_sum) { ------ (3) 38798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project sum = -VERY_LARGE32; 38898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project } 38998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project if (best_sum<=sum) 39098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 39198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project The blackin cc instructions are all of the form: 39298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 39398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project cc = x < y (or cc = x <= y) 39498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project*/ 39598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R1 = B0\n\t" 39698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R2 = %5\n\t" 39798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" R3 = %6\n\t" 39898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" cc = R2 <= R1;\n\t" 39998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc R0 = R3;\n\t" 40098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" cc = %0 <= R0;\n\t" 40198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc %0 = R0;\n\t" 40298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project" if cc %1 = P1;\n\t" 40398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 40498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project"pgs2: P1 += 1;\n\t" 40598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 40698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "=&d" (best_sum), "=&d" (best_cdbk) 40798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "a" (gain_cdbk), "a" (C16), "a" (gain_cdbk_size), "a" (max_gain), 40898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "b" (-VERY_LARGE32) 40998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project : "R0", "R1", "R2", "R3", "R4", "P0", 41098913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project "P1", "I1", "L1", "A0", "B0" 41198913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#if (__GNUC__ == 4) 41298913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project , "LC1" 41398913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#endif 41498913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project ); 41598913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 41698913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project return best_cdbk; 41798913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project} 41898913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project#endif 41998913fed6520d8849fb2e246be943e04474aefaThe Android Open Source Project 420