/* * Copyright (c) 2012 * MIPS Technologies, Inc., California. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * 3. Neither the name of the MIPS Technologies, Inc., 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 MIPS TECHNOLOGIES, INC. ``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 MIPS TECHNOLOGIES, INC. 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. * * Authors: Darko Laus (darko@mips.com) * Djordje Pesut (djordje@mips.com) * Mirjana Vulin (mvulin@mips.com) * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * Reference: libavcodec/aacpsdsp.c */ #include "config.h" #include "libavcodec/aacpsdsp.h" #if HAVE_INLINE_ASM static void ps_hybrid_analysis_ileave_mips(float (*out)[32][2], float L[2][38][64], int i, int len) { int temp0, temp1, temp2, temp3; int temp4, temp5, temp6, temp7; float *out1=&out[i][0][0]; float *L1=&L[0][0][i]; float *j=out1+ len*2; for (; i < 64; i++) { /* loop unrolled 8 times */ __asm__ volatile ( "1: \n\t" "lw %[temp0], 0(%[L1]) \n\t" "lw %[temp1], 9728(%[L1]) \n\t" "lw %[temp2], 256(%[L1]) \n\t" "lw %[temp3], 9984(%[L1]) \n\t" "lw %[temp4], 512(%[L1]) \n\t" "lw %[temp5], 10240(%[L1]) \n\t" "lw %[temp6], 768(%[L1]) \n\t" "lw %[temp7], 10496(%[L1]) \n\t" "sw %[temp0], 0(%[out1]) \n\t" "sw %[temp1], 4(%[out1]) \n\t" "sw %[temp2], 8(%[out1]) \n\t" "sw %[temp3], 12(%[out1]) \n\t" "sw %[temp4], 16(%[out1]) \n\t" "sw %[temp5], 20(%[out1]) \n\t" "sw %[temp6], 24(%[out1]) \n\t" "sw %[temp7], 28(%[out1]) \n\t" "addiu %[out1], %[out1], 32 \n\t" "addiu %[L1], %[L1], 1024 \n\t" "bne %[out1], %[j], 1b \n\t" : [out1]"+r"(out1), [L1]"+r"(L1), [j]"+r"(j), [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), [temp7]"=&r"(temp7) : [len]"r"(len) : "memory" ); out1-=(len<<1)-64; L1-=(len<<6)-1; j+=len*2; } } static void ps_hybrid_synthesis_deint_mips(float out[2][38][64], float (*in)[32][2], int i, int len) { int n; int temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; float *out1 = (float*)out + i; float *out2 = (float*)out + 2432 + i; float *in1 = (float*)in + 64 * i; float *in2 = (float*)in + 64 * i + 1; for (; i < 64; i++) { for (n = 0; n < 7; n++) { /* loop unrolled 8 times */ __asm__ volatile ( "lw %[temp0], 0(%[in1]) \n\t" "lw %[temp1], 0(%[in2]) \n\t" "lw %[temp2], 8(%[in1]) \n\t" "lw %[temp3], 8(%[in2]) \n\t" "lw %[temp4], 16(%[in1]) \n\t" "lw %[temp5], 16(%[in2]) \n\t" "lw %[temp6], 24(%[in1]) \n\t" "lw %[temp7], 24(%[in2]) \n\t" "addiu %[out1], %[out1], 1024 \n\t" "addiu %[out2], %[out2], 1024 \n\t" "addiu %[in1], %[in1], 32 \n\t" "addiu %[in2], %[in2], 32 \n\t" "sw %[temp0], -1024(%[out1]) \n\t" "sw %[temp1], -1024(%[out2]) \n\t" "sw %[temp2], -768(%[out1]) \n\t" "sw %[temp3], -768(%[out2]) \n\t" "sw %[temp4], -512(%[out1]) \n\t" "sw %[temp5], -512(%[out2]) \n\t" "sw %[temp6], -256(%[out1]) \n\t" "sw %[temp7], -256(%[out2]) \n\t" : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [out1]"+r"(out1), [out2]"+r"(out2), [in1]"+r"(in1), [in2]"+r"(in2) : : "memory" ); } /* loop unrolled 8 times */ __asm__ volatile ( "lw %[temp0], 0(%[in1]) \n\t" "lw %[temp1], 0(%[in2]) \n\t" "lw %[temp2], 8(%[in1]) \n\t" "lw %[temp3], 8(%[in2]) \n\t" "lw %[temp4], 16(%[in1]) \n\t" "lw %[temp5], 16(%[in2]) \n\t" "lw %[temp6], 24(%[in1]) \n\t" "lw %[temp7], 24(%[in2]) \n\t" "addiu %[out1], %[out1], -7164 \n\t" "addiu %[out2], %[out2], -7164 \n\t" "addiu %[in1], %[in1], 32 \n\t" "addiu %[in2], %[in2], 32 \n\t" "sw %[temp0], 7164(%[out1]) \n\t" "sw %[temp1], 7164(%[out2]) \n\t" "sw %[temp2], 7420(%[out1]) \n\t" "sw %[temp3], 7420(%[out2]) \n\t" "sw %[temp4], 7676(%[out1]) \n\t" "sw %[temp5], 7676(%[out2]) \n\t" "sw %[temp6], 7932(%[out1]) \n\t" "sw %[temp7], 7932(%[out2]) \n\t" : [temp0]"=&r"(temp0), [temp1]"=&r"(temp1), [temp2]"=&r"(temp2), [temp3]"=&r"(temp3), [temp4]"=&r"(temp4), [temp5]"=&r"(temp5), [temp6]"=&r"(temp6), [temp7]"=&r"(temp7), [out1]"+r"(out1), [out2]"+r"(out2), [in1]"+r"(in1), [in2]"+r"(in2) : : "memory" ); } } #if HAVE_MIPSFPU static void ps_add_squares_mips(float *dst, const float (*src)[2], int n) { int i; float temp0, temp1, temp2, temp3, temp4, temp5; float temp6, temp7, temp8, temp9, temp10, temp11; float *src0 = (float*)&src[0][0]; float *dst0 = &dst[0]; for (i = 0; i < 8; i++) { /* loop unrolled 4 times */ __asm__ volatile ( "lwc1 %[temp0], 0(%[src0]) \n\t" "lwc1 %[temp1], 4(%[src0]) \n\t" "lwc1 %[temp2], 8(%[src0]) \n\t" "lwc1 %[temp3], 12(%[src0]) \n\t" "lwc1 %[temp4], 16(%[src0]) \n\t" "lwc1 %[temp5], 20(%[src0]) \n\t" "lwc1 %[temp6], 24(%[src0]) \n\t" "lwc1 %[temp7], 28(%[src0]) \n\t" "lwc1 %[temp8], 0(%[dst0]) \n\t" "lwc1 %[temp9], 4(%[dst0]) \n\t" "lwc1 %[temp10], 8(%[dst0]) \n\t" "lwc1 %[temp11], 12(%[dst0]) \n\t" "mul.s %[temp1], %[temp1], %[temp1] \n\t" "mul.s %[temp3], %[temp3], %[temp3] \n\t" "mul.s %[temp5], %[temp5], %[temp5] \n\t" "mul.s %[temp7], %[temp7], %[temp7] \n\t" "madd.s %[temp0], %[temp1], %[temp0], %[temp0] \n\t" "madd.s %[temp2], %[temp3], %[temp2], %[temp2] \n\t" "madd.s %[temp4], %[temp5], %[temp4], %[temp4] \n\t" "madd.s %[temp6], %[temp7], %[temp6], %[temp6] \n\t" "add.s %[temp0], %[temp8], %[temp0] \n\t" "add.s %[temp2], %[temp9], %[temp2] \n\t" "add.s %[temp4], %[temp10], %[temp4] \n\t" "add.s %[temp6], %[temp11], %[temp6] \n\t" "swc1 %[temp0], 0(%[dst0]) \n\t" "swc1 %[temp2], 4(%[dst0]) \n\t" "swc1 %[temp4], 8(%[dst0]) \n\t" "swc1 %[temp6], 12(%[dst0]) \n\t" "addiu %[dst0], %[dst0], 16 \n\t" "addiu %[src0], %[src0], 32 \n\t" : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8), [temp9]"=&f"(temp9), [dst0]"+r"(dst0), [src0]"+r"(src0), [temp10]"=&f"(temp10), [temp11]"=&f"(temp11) : : "memory" ); } } static void ps_mul_pair_single_mips(float (*dst)[2], float (*src0)[2], float *src1, int n) { float temp0, temp1, temp2; float *p_d, *p_s0, *p_s1, *end; p_d = &dst[0][0]; p_s0 = &src0[0][0]; p_s1 = &src1[0]; end = p_s1 + n; __asm__ volatile( ".set push \n\t" ".set noreorder \n\t" "1: \n\t" "lwc1 %[temp2], 0(%[p_s1]) \n\t" "lwc1 %[temp0], 0(%[p_s0]) \n\t" "lwc1 %[temp1], 4(%[p_s0]) \n\t" "addiu %[p_d], %[p_d], 8 \n\t" "mul.s %[temp0], %[temp0], %[temp2] \n\t" "mul.s %[temp1], %[temp1], %[temp2] \n\t" "addiu %[p_s0], %[p_s0], 8 \n\t" "swc1 %[temp0], -8(%[p_d]) \n\t" "swc1 %[temp1], -4(%[p_d]) \n\t" "bne %[p_s1], %[end], 1b \n\t" " addiu %[p_s1], %[p_s1], 4 \n\t" ".set pop \n\t" : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), [p_d]"+r"(p_d), [p_s0]"+r"(p_s0), [p_s1]"+r"(p_s1) : [end]"r"(end) : "memory" ); } static void ps_decorrelate_mips(float (*out)[2], float (*delay)[2], float (*ap_delay)[PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2], const float phi_fract[2], const float (*Q_fract)[2], const float *transient_gain, float g_decay_slope, int len) { float *p_delay = &delay[0][0]; float *p_out = &out[0][0]; float *p_ap_delay = &ap_delay[0][0][0]; const float *p_t_gain = transient_gain; const float *p_Q_fract = &Q_fract[0][0]; float ag0, ag1, ag2; float phi_fract0 = phi_fract[0]; float phi_fract1 = phi_fract[1]; float temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7, temp8, temp9; float *p_delay_end = (p_delay + (len << 1)); /* merged 2 loops */ __asm__ volatile( ".set push \n\t" ".set noreorder \n\t" "li.s %[ag0], 0.65143905753106 \n\t" "li.s %[ag1], 0.56471812200776 \n\t" "li.s %[ag2], 0.48954165955695 \n\t" "mul.s %[ag0], %[ag0], %[g_decay_slope] \n\t" "mul.s %[ag1], %[ag1], %[g_decay_slope] \n\t" "mul.s %[ag2], %[ag2], %[g_decay_slope] \n\t" "1: \n\t" "lwc1 %[temp0], 0(%[p_delay]) \n\t" "lwc1 %[temp1], 4(%[p_delay]) \n\t" "lwc1 %[temp4], 16(%[p_ap_delay]) \n\t" "lwc1 %[temp5], 20(%[p_ap_delay]) \n\t" "mul.s %[temp3], %[temp0], %[phi_fract1] \n\t" "lwc1 %[temp6], 0(%[p_Q_fract]) \n\t" "mul.s %[temp2], %[temp1], %[phi_fract1] \n\t" "lwc1 %[temp7], 4(%[p_Q_fract]) \n\t" "madd.s %[temp3], %[temp3], %[temp1], %[phi_fract0] \n\t" "msub.s %[temp2], %[temp2], %[temp0], %[phi_fract0] \n\t" "mul.s %[temp8], %[temp5], %[temp7] \n\t" "mul.s %[temp9], %[temp4], %[temp7] \n\t" "lwc1 %[temp7], 12(%[p_Q_fract]) \n\t" "mul.s %[temp0], %[ag0], %[temp2] \n\t" "mul.s %[temp1], %[ag0], %[temp3] \n\t" "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" "lwc1 %[temp4], 304(%[p_ap_delay]) \n\t" "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" "lwc1 %[temp5], 308(%[p_ap_delay]) \n\t" "sub.s %[temp0], %[temp8], %[temp0] \n\t" "sub.s %[temp1], %[temp9], %[temp1] \n\t" "madd.s %[temp2], %[temp2], %[ag0], %[temp0] \n\t" "lwc1 %[temp6], 8(%[p_Q_fract]) \n\t" "madd.s %[temp3], %[temp3], %[ag0], %[temp1] \n\t" "mul.s %[temp8], %[temp5], %[temp7] \n\t" "mul.s %[temp9], %[temp4], %[temp7] \n\t" "lwc1 %[temp7], 20(%[p_Q_fract]) \n\t" "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" "swc1 %[temp2], 40(%[p_ap_delay]) \n\t" "mul.s %[temp2], %[ag1], %[temp0] \n\t" "swc1 %[temp3], 44(%[p_ap_delay]) \n\t" "mul.s %[temp3], %[ag1], %[temp1] \n\t" "lwc1 %[temp4], 592(%[p_ap_delay]) \n\t" "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" "lwc1 %[temp5], 596(%[p_ap_delay]) \n\t" "sub.s %[temp2], %[temp8], %[temp2] \n\t" "sub.s %[temp3], %[temp9], %[temp3] \n\t" "lwc1 %[temp6], 16(%[p_Q_fract]) \n\t" "madd.s %[temp0], %[temp0], %[ag1], %[temp2] \n\t" "madd.s %[temp1], %[temp1], %[ag1], %[temp3] \n\t" "mul.s %[temp8], %[temp5], %[temp7] \n\t" "mul.s %[temp9], %[temp4], %[temp7] \n\t" "msub.s %[temp8], %[temp8], %[temp4], %[temp6] \n\t" "madd.s %[temp9], %[temp9], %[temp5], %[temp6] \n\t" "swc1 %[temp0], 336(%[p_ap_delay]) \n\t" "mul.s %[temp0], %[ag2], %[temp2] \n\t" "swc1 %[temp1], 340(%[p_ap_delay]) \n\t" "mul.s %[temp1], %[ag2], %[temp3] \n\t" "lwc1 %[temp4], 0(%[p_t_gain]) \n\t" "sub.s %[temp0], %[temp8], %[temp0] \n\t" "addiu %[p_ap_delay], %[p_ap_delay], 8 \n\t" "sub.s %[temp1], %[temp9], %[temp1] \n\t" "addiu %[p_t_gain], %[p_t_gain], 4 \n\t" "madd.s %[temp2], %[temp2], %[ag2], %[temp0] \n\t" "addiu %[p_delay], %[p_delay], 8 \n\t" "madd.s %[temp3], %[temp3], %[ag2], %[temp1] \n\t" "addiu %[p_out], %[p_out], 8 \n\t" "mul.s %[temp5], %[temp4], %[temp0] \n\t" "mul.s %[temp6], %[temp4], %[temp1] \n\t" "swc1 %[temp2], 624(%[p_ap_delay]) \n\t" "swc1 %[temp3], 628(%[p_ap_delay]) \n\t" "swc1 %[temp5], -8(%[p_out]) \n\t" "swc1 %[temp6], -4(%[p_out]) \n\t" "bne %[p_delay], %[p_delay_end],1b \n\t" " swc1 %[temp6], -4(%[p_out]) \n\t" ".set pop \n\t" : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), [temp6]"=&f"(temp6), [temp7]"=&f"(temp7), [temp8]"=&f"(temp8), [temp9]"=&f"(temp9), [p_delay]"+r"(p_delay), [p_ap_delay]"+r"(p_ap_delay), [p_Q_fract]"+r"(p_Q_fract), [p_t_gain]"+r"(p_t_gain), [p_out]"+r"(p_out), [ag0]"=&f"(ag0), [ag1]"=&f"(ag1), [ag2]"=&f"(ag2) : [phi_fract0]"f"(phi_fract0), [phi_fract1]"f"(phi_fract1), [p_delay_end]"r"(p_delay_end), [g_decay_slope]"f"(g_decay_slope) : "memory" ); } static void ps_stereo_interpolate_mips(float (*l)[2], float (*r)[2], float h[2][4], float h_step[2][4], int len) { float h0 = h[0][0]; float h1 = h[0][1]; float h2 = h[0][2]; float h3 = h[0][3]; float hs0 = h_step[0][0]; float hs1 = h_step[0][1]; float hs2 = h_step[0][2]; float hs3 = h_step[0][3]; float temp0, temp1, temp2, temp3; float l_re, l_im, r_re, r_im; float *l_end = ((float *)l + (len << 1)); __asm__ volatile( ".set push \n\t" ".set noreorder \n\t" "1: \n\t" "add.s %[h0], %[h0], %[hs0] \n\t" "lwc1 %[l_re], 0(%[l]) \n\t" "add.s %[h1], %[h1], %[hs1] \n\t" "lwc1 %[r_re], 0(%[r]) \n\t" "add.s %[h2], %[h2], %[hs2] \n\t" "lwc1 %[l_im], 4(%[l]) \n\t" "add.s %[h3], %[h3], %[hs3] \n\t" "lwc1 %[r_im], 4(%[r]) \n\t" "mul.s %[temp0], %[h0], %[l_re] \n\t" "addiu %[l], %[l], 8 \n\t" "mul.s %[temp2], %[h1], %[l_re] \n\t" "addiu %[r], %[r], 8 \n\t" "madd.s %[temp0], %[temp0], %[h2], %[r_re] \n\t" "madd.s %[temp2], %[temp2], %[h3], %[r_re] \n\t" "mul.s %[temp1], %[h0], %[l_im] \n\t" "mul.s %[temp3], %[h1], %[l_im] \n\t" "madd.s %[temp1], %[temp1], %[h2], %[r_im] \n\t" "madd.s %[temp3], %[temp3], %[h3], %[r_im] \n\t" "swc1 %[temp0], -8(%[l]) \n\t" "swc1 %[temp2], -8(%[r]) \n\t" "swc1 %[temp1], -4(%[l]) \n\t" "bne %[l], %[l_end], 1b \n\t" " swc1 %[temp3], -4(%[r]) \n\t" ".set pop \n\t" : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), [temp3]"=&f"(temp3), [h0]"+f"(h0), [h1]"+f"(h1), [h2]"+f"(h2), [h3]"+f"(h3), [l]"+r"(l), [r]"+r"(r), [l_re]"=&f"(l_re), [l_im]"=&f"(l_im), [r_re]"=&f"(r_re), [r_im]"=&f"(r_im) : [hs0]"f"(hs0), [hs1]"f"(hs1), [hs2]"f"(hs2), [hs3]"f"(hs3), [l_end]"r"(l_end) : "memory" ); } #endif /* HAVE_MIPSFPU */ #endif /* HAVE_INLINE_ASM */ void ff_psdsp_init_mips(PSDSPContext *s) { #if HAVE_INLINE_ASM s->hybrid_analysis_ileave = ps_hybrid_analysis_ileave_mips; s->hybrid_synthesis_deint = ps_hybrid_synthesis_deint_mips; #if HAVE_MIPSFPU s->add_squares = ps_add_squares_mips; s->mul_pair_single = ps_mul_pair_single_mips; s->decorrelate = ps_decorrelate_mips; s->stereo_interpolate[0] = ps_stereo_interpolate_mips; #endif /* HAVE_MIPSFPU */ #endif /* HAVE_INLINE_ASM */ }