diff options
Diffstat (limited to 'libavcodec/mips/sbrdsp_mips.c')
| -rw-r--r-- | libavcodec/mips/sbrdsp_mips.c | 940 |
1 files changed, 940 insertions, 0 deletions
diff --git a/libavcodec/mips/sbrdsp_mips.c b/libavcodec/mips/sbrdsp_mips.c new file mode 100644 index 0000000..d4460ba --- /dev/null +++ b/libavcodec/mips/sbrdsp_mips.c @@ -0,0 +1,940 @@ +/* + * 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) + * + * AAC Spectral Band Replication decoding functions optimized for MIPS + * + * 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/sbrdsp.c + */ + +#include "config.h" +#include "libavcodec/sbrdsp.h" + +#if HAVE_INLINE_ASM +static void sbr_neg_odd_64_mips(float *x) +{ + int Temp1, Temp2, Temp3, Temp4, Temp5; + float *x1 = &x[1]; + float *x_end = x1 + 64; + + /* loop unrolled 4 times */ + __asm__ volatile ( + "lui %[Temp5], 0x8000 \n\t" + "1: \n\t" + "lw %[Temp1], 0(%[x1]) \n\t" + "lw %[Temp2], 8(%[x1]) \n\t" + "lw %[Temp3], 16(%[x1]) \n\t" + "lw %[Temp4], 24(%[x1]) \n\t" + "xor %[Temp1], %[Temp1], %[Temp5] \n\t" + "xor %[Temp2], %[Temp2], %[Temp5] \n\t" + "xor %[Temp3], %[Temp3], %[Temp5] \n\t" + "xor %[Temp4], %[Temp4], %[Temp5] \n\t" + "sw %[Temp1], 0(%[x1]) \n\t" + "sw %[Temp2], 8(%[x1]) \n\t" + "sw %[Temp3], 16(%[x1]) \n\t" + "sw %[Temp4], 24(%[x1]) \n\t" + "addiu %[x1], %[x1], 32 \n\t" + "bne %[x1], %[x_end], 1b \n\t" + + : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2), + [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4), + [Temp5]"=&r"(Temp5), [x1]"+r"(x1) + : [x_end]"r"(x_end) + : "memory" + ); +} + +static void sbr_qmf_pre_shuffle_mips(float *z) +{ + int Temp1, Temp2, Temp3, Temp4, Temp5, Temp6; + float *z1 = &z[66]; + float *z2 = &z[59]; + float *z3 = &z[2]; + float *z4 = z1 + 60; + + /* loop unrolled 5 times */ + __asm__ volatile ( + "lui %[Temp6], 0x8000 \n\t" + "1: \n\t" + "lw %[Temp1], 0(%[z2]) \n\t" + "lw %[Temp2], 4(%[z2]) \n\t" + "lw %[Temp3], 8(%[z2]) \n\t" + "lw %[Temp4], 12(%[z2]) \n\t" + "lw %[Temp5], 16(%[z2]) \n\t" + "xor %[Temp1], %[Temp1], %[Temp6] \n\t" + "xor %[Temp2], %[Temp2], %[Temp6] \n\t" + "xor %[Temp3], %[Temp3], %[Temp6] \n\t" + "xor %[Temp4], %[Temp4], %[Temp6] \n\t" + "xor %[Temp5], %[Temp5], %[Temp6] \n\t" + "addiu %[z2], %[z2], -20 \n\t" + "sw %[Temp1], 32(%[z1]) \n\t" + "sw %[Temp2], 24(%[z1]) \n\t" + "sw %[Temp3], 16(%[z1]) \n\t" + "sw %[Temp4], 8(%[z1]) \n\t" + "sw %[Temp5], 0(%[z1]) \n\t" + "lw %[Temp1], 0(%[z3]) \n\t" + "lw %[Temp2], 4(%[z3]) \n\t" + "lw %[Temp3], 8(%[z3]) \n\t" + "lw %[Temp4], 12(%[z3]) \n\t" + "lw %[Temp5], 16(%[z3]) \n\t" + "sw %[Temp1], 4(%[z1]) \n\t" + "sw %[Temp2], 12(%[z1]) \n\t" + "sw %[Temp3], 20(%[z1]) \n\t" + "sw %[Temp4], 28(%[z1]) \n\t" + "sw %[Temp5], 36(%[z1]) \n\t" + "addiu %[z3], %[z3], 20 \n\t" + "addiu %[z1], %[z1], 40 \n\t" + "bne %[z1], %[z4], 1b \n\t" + "lw %[Temp1], 132(%[z]) \n\t" + "lw %[Temp2], 128(%[z]) \n\t" + "lw %[Temp3], 0(%[z]) \n\t" + "lw %[Temp4], 4(%[z]) \n\t" + "xor %[Temp1], %[Temp1], %[Temp6] \n\t" + "sw %[Temp1], 504(%[z]) \n\t" + "sw %[Temp2], 508(%[z]) \n\t" + "sw %[Temp3], 256(%[z]) \n\t" + "sw %[Temp4], 260(%[z]) \n\t" + + : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2), + [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4), + [Temp5]"=&r"(Temp5), [Temp6]"=&r"(Temp6), + [z1]"+r"(z1), [z2]"+r"(z2), [z3]"+r"(z3) + : [z4]"r"(z4), [z]"r"(z) + : "memory" + ); +} + +static void sbr_qmf_post_shuffle_mips(float W[32][2], const float *z) +{ + int Temp1, Temp2, Temp3, Temp4, Temp5; + float *W_ptr = (float *)W; + float *z1 = (float *)z; + float *z2 = (float *)&z[60]; + float *z_end = z1 + 32; + + /* loop unrolled 4 times */ + __asm__ volatile ( + "lui %[Temp5], 0x8000 \n\t" + "1: \n\t" + "lw %[Temp1], 0(%[z2]) \n\t" + "lw %[Temp2], 4(%[z2]) \n\t" + "lw %[Temp3], 8(%[z2]) \n\t" + "lw %[Temp4], 12(%[z2]) \n\t" + "xor %[Temp1], %[Temp1], %[Temp5] \n\t" + "xor %[Temp2], %[Temp2], %[Temp5] \n\t" + "xor %[Temp3], %[Temp3], %[Temp5] \n\t" + "xor %[Temp4], %[Temp4], %[Temp5] \n\t" + "addiu %[z2], %[z2], -16 \n\t" + "sw %[Temp1], 24(%[W_ptr]) \n\t" + "sw %[Temp2], 16(%[W_ptr]) \n\t" + "sw %[Temp3], 8(%[W_ptr]) \n\t" + "sw %[Temp4], 0(%[W_ptr]) \n\t" + "lw %[Temp1], 0(%[z1]) \n\t" + "lw %[Temp2], 4(%[z1]) \n\t" + "lw %[Temp3], 8(%[z1]) \n\t" + "lw %[Temp4], 12(%[z1]) \n\t" + "sw %[Temp1], 4(%[W_ptr]) \n\t" + "sw %[Temp2], 12(%[W_ptr]) \n\t" + "sw %[Temp3], 20(%[W_ptr]) \n\t" + "sw %[Temp4], 28(%[W_ptr]) \n\t" + "addiu %[z1], %[z1], 16 \n\t" + "addiu %[W_ptr], %[W_ptr], 32 \n\t" + "bne %[z1], %[z_end], 1b \n\t" + + : [Temp1]"=&r"(Temp1), [Temp2]"=&r"(Temp2), + [Temp3]"=&r"(Temp3), [Temp4]"=&r"(Temp4), + [Temp5]"=&r"(Temp5), [z1]"+r"(z1), + [z2]"+r"(z2), [W_ptr]"+r"(W_ptr) + : [z_end]"r"(z_end) + : "memory" + ); +} + +#if HAVE_MIPSFPU +static void sbr_sum64x5_mips(float *z) +{ + int k; + float *z1; + float f1, f2, f3, f4, f5, f6, f7, f8; + for (k = 0; k < 64; k += 8) { + + z1 = &z[k]; + + /* loop unrolled 8 times */ + __asm__ volatile ( + "lwc1 $f0, 0(%[z1]) \n\t" + "lwc1 $f1, 256(%[z1]) \n\t" + "lwc1 $f2, 4(%[z1]) \n\t" + "lwc1 $f3, 260(%[z1]) \n\t" + "lwc1 $f4, 8(%[z1]) \n\t" + "add.s %[f1], $f0, $f1 \n\t" + "lwc1 $f5, 264(%[z1]) \n\t" + "add.s %[f2], $f2, $f3 \n\t" + "lwc1 $f6, 12(%[z1]) \n\t" + "lwc1 $f7, 268(%[z1]) \n\t" + "add.s %[f3], $f4, $f5 \n\t" + "lwc1 $f8, 16(%[z1]) \n\t" + "lwc1 $f9, 272(%[z1]) \n\t" + "add.s %[f4], $f6, $f7 \n\t" + "lwc1 $f10, 20(%[z1]) \n\t" + "lwc1 $f11, 276(%[z1]) \n\t" + "add.s %[f5], $f8, $f9 \n\t" + "lwc1 $f12, 24(%[z1]) \n\t" + "lwc1 $f13, 280(%[z1]) \n\t" + "add.s %[f6], $f10, $f11 \n\t" + "lwc1 $f14, 28(%[z1]) \n\t" + "lwc1 $f15, 284(%[z1]) \n\t" + "add.s %[f7], $f12, $f13 \n\t" + "lwc1 $f0, 512(%[z1]) \n\t" + "lwc1 $f1, 516(%[z1]) \n\t" + "add.s %[f8], $f14, $f15 \n\t" + "lwc1 $f2, 520(%[z1]) \n\t" + "add.s %[f1], %[f1], $f0 \n\t" + "add.s %[f2], %[f2], $f1 \n\t" + "lwc1 $f3, 524(%[z1]) \n\t" + "add.s %[f3], %[f3], $f2 \n\t" + "lwc1 $f4, 528(%[z1]) \n\t" + "lwc1 $f5, 532(%[z1]) \n\t" + "add.s %[f4], %[f4], $f3 \n\t" + "lwc1 $f6, 536(%[z1]) \n\t" + "add.s %[f5], %[f5], $f4 \n\t" + "add.s %[f6], %[f6], $f5 \n\t" + "lwc1 $f7, 540(%[z1]) \n\t" + "add.s %[f7], %[f7], $f6 \n\t" + "lwc1 $f0, 768(%[z1]) \n\t" + "lwc1 $f1, 772(%[z1]) \n\t" + "add.s %[f8], %[f8], $f7 \n\t" + "lwc1 $f2, 776(%[z1]) \n\t" + "add.s %[f1], %[f1], $f0 \n\t" + "add.s %[f2], %[f2], $f1 \n\t" + "lwc1 $f3, 780(%[z1]) \n\t" + "add.s %[f3], %[f3], $f2 \n\t" + "lwc1 $f4, 784(%[z1]) \n\t" + "lwc1 $f5, 788(%[z1]) \n\t" + "add.s %[f4], %[f4], $f3 \n\t" + "lwc1 $f6, 792(%[z1]) \n\t" + "add.s %[f5], %[f5], $f4 \n\t" + "add.s %[f6], %[f6], $f5 \n\t" + "lwc1 $f7, 796(%[z1]) \n\t" + "add.s %[f7], %[f7], $f6 \n\t" + "lwc1 $f0, 1024(%[z1]) \n\t" + "lwc1 $f1, 1028(%[z1]) \n\t" + "add.s %[f8], %[f8], $f7 \n\t" + "lwc1 $f2, 1032(%[z1]) \n\t" + "add.s %[f1], %[f1], $f0 \n\t" + "add.s %[f2], %[f2], $f1 \n\t" + "lwc1 $f3, 1036(%[z1]) \n\t" + "add.s %[f3], %[f3], $f2 \n\t" + "lwc1 $f4, 1040(%[z1]) \n\t" + "lwc1 $f5, 1044(%[z1]) \n\t" + "add.s %[f4], %[f4], $f3 \n\t" + "lwc1 $f6, 1048(%[z1]) \n\t" + "add.s %[f5], %[f5], $f4 \n\t" + "add.s %[f6], %[f6], $f5 \n\t" + "lwc1 $f7, 1052(%[z1]) \n\t" + "add.s %[f7], %[f7], $f6 \n\t" + "swc1 %[f1], 0(%[z1]) \n\t" + "swc1 %[f2], 4(%[z1]) \n\t" + "add.s %[f8], %[f8], $f7 \n\t" + "swc1 %[f3], 8(%[z1]) \n\t" + "swc1 %[f4], 12(%[z1]) \n\t" + "swc1 %[f5], 16(%[z1]) \n\t" + "swc1 %[f6], 20(%[z1]) \n\t" + "swc1 %[f7], 24(%[z1]) \n\t" + "swc1 %[f8], 28(%[z1]) \n\t" + + : [f1]"=&f"(f1), [f2]"=&f"(f2), [f3]"=&f"(f3), + [f4]"=&f"(f4), [f5]"=&f"(f5), [f6]"=&f"(f6), + [f7]"=&f"(f7), [f8]"=&f"(f8) + : [z1]"r"(z1) + : "$f0", "$f1", "$f2", "$f3", "$f4", "$f5", + "$f6", "$f7", "$f8", "$f9", "$f10", "$f11", + "$f12", "$f13", "$f14", "$f15", + "memory" + ); + } +} + +static float sbr_sum_square_mips(float (*x)[2], int n) +{ + float sum0 = 0.0f, sum1 = 0.0f; + float *p_x; + float temp0, temp1, temp2, temp3; + float *loop_end; + p_x = &x[0][0]; + loop_end = p_x + (n >> 1)*4 - 4; + + __asm__ volatile ( + ".set push \n\t" + ".set noreorder \n\t" + "lwc1 %[temp0], 0(%[p_x]) \n\t" + "lwc1 %[temp1], 4(%[p_x]) \n\t" + "lwc1 %[temp2], 8(%[p_x]) \n\t" + "lwc1 %[temp3], 12(%[p_x]) \n\t" + "1: \n\t" + "addiu %[p_x], %[p_x], 16 \n\t" + "madd.s %[sum0], %[sum0], %[temp0], %[temp0] \n\t" + "lwc1 %[temp0], 0(%[p_x]) \n\t" + "madd.s %[sum1], %[sum1], %[temp1], %[temp1] \n\t" + "lwc1 %[temp1], 4(%[p_x]) \n\t" + "madd.s %[sum0], %[sum0], %[temp2], %[temp2] \n\t" + "lwc1 %[temp2], 8(%[p_x]) \n\t" + "madd.s %[sum1], %[sum1], %[temp3], %[temp3] \n\t" + "bne %[p_x], %[loop_end], 1b \n\t" + " lwc1 %[temp3], 12(%[p_x]) \n\t" + "madd.s %[sum0], %[sum0], %[temp0], %[temp0] \n\t" + "madd.s %[sum1], %[sum1], %[temp1], %[temp1] \n\t" + "madd.s %[sum0], %[sum0], %[temp2], %[temp2] \n\t" + "madd.s %[sum1], %[sum1], %[temp3], %[temp3] \n\t" + ".set pop \n\t" + + : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&f"(temp3), [sum0]"+f"(sum0), [sum1]"+f"(sum1), + [p_x]"+r"(p_x) + : [loop_end]"r"(loop_end) + : "memory" + ); + return sum0 + sum1; +} + +static void sbr_qmf_deint_bfly_mips(float *v, const float *src0, const float *src1) +{ + int i; + float temp0, temp1, temp2, temp3, temp4, temp5; + float temp6, temp7, temp8, temp9, temp10, temp11; + float *v0 = v; + float *v1 = &v[127]; + float *psrc0 = (float*)src0; + float *psrc1 = (float*)&src1[63]; + + for (i = 0; i < 4; i++) { + + /* loop unrolled 16 times */ + __asm__ volatile( + "lwc1 %[temp0], 0(%[src0]) \n\t" + "lwc1 %[temp1], 0(%[src1]) \n\t" + "lwc1 %[temp3], 4(%[src0]) \n\t" + "lwc1 %[temp4], -4(%[src1]) \n\t" + "lwc1 %[temp6], 8(%[src0]) \n\t" + "lwc1 %[temp7], -8(%[src1]) \n\t" + "lwc1 %[temp9], 12(%[src0]) \n\t" + "lwc1 %[temp10], -12(%[src1]) \n\t" + "add.s %[temp2], %[temp0], %[temp1] \n\t" + "add.s %[temp5], %[temp3], %[temp4] \n\t" + "add.s %[temp8], %[temp6], %[temp7] \n\t" + "add.s %[temp11], %[temp9], %[temp10] \n\t" + "sub.s %[temp0], %[temp0], %[temp1] \n\t" + "sub.s %[temp3], %[temp3], %[temp4] \n\t" + "sub.s %[temp6], %[temp6], %[temp7] \n\t" + "sub.s %[temp9], %[temp9], %[temp10] \n\t" + "swc1 %[temp2], 0(%[v1]) \n\t" + "swc1 %[temp0], 0(%[v0]) \n\t" + "swc1 %[temp5], -4(%[v1]) \n\t" + "swc1 %[temp3], 4(%[v0]) \n\t" + "swc1 %[temp8], -8(%[v1]) \n\t" + "swc1 %[temp6], 8(%[v0]) \n\t" + "swc1 %[temp11], -12(%[v1]) \n\t" + "swc1 %[temp9], 12(%[v0]) \n\t" + "lwc1 %[temp0], 16(%[src0]) \n\t" + "lwc1 %[temp1], -16(%[src1]) \n\t" + "lwc1 %[temp3], 20(%[src0]) \n\t" + "lwc1 %[temp4], -20(%[src1]) \n\t" + "lwc1 %[temp6], 24(%[src0]) \n\t" + "lwc1 %[temp7], -24(%[src1]) \n\t" + "lwc1 %[temp9], 28(%[src0]) \n\t" + "lwc1 %[temp10], -28(%[src1]) \n\t" + "add.s %[temp2], %[temp0], %[temp1] \n\t" + "add.s %[temp5], %[temp3], %[temp4] \n\t" + "add.s %[temp8], %[temp6], %[temp7] \n\t" + "add.s %[temp11], %[temp9], %[temp10] \n\t" + "sub.s %[temp0], %[temp0], %[temp1] \n\t" + "sub.s %[temp3], %[temp3], %[temp4] \n\t" + "sub.s %[temp6], %[temp6], %[temp7] \n\t" + "sub.s %[temp9], %[temp9], %[temp10] \n\t" + "swc1 %[temp2], -16(%[v1]) \n\t" + "swc1 %[temp0], 16(%[v0]) \n\t" + "swc1 %[temp5], -20(%[v1]) \n\t" + "swc1 %[temp3], 20(%[v0]) \n\t" + "swc1 %[temp8], -24(%[v1]) \n\t" + "swc1 %[temp6], 24(%[v0]) \n\t" + "swc1 %[temp11], -28(%[v1]) \n\t" + "swc1 %[temp9], 28(%[v0]) \n\t" + "lwc1 %[temp0], 32(%[src0]) \n\t" + "lwc1 %[temp1], -32(%[src1]) \n\t" + "lwc1 %[temp3], 36(%[src0]) \n\t" + "lwc1 %[temp4], -36(%[src1]) \n\t" + "lwc1 %[temp6], 40(%[src0]) \n\t" + "lwc1 %[temp7], -40(%[src1]) \n\t" + "lwc1 %[temp9], 44(%[src0]) \n\t" + "lwc1 %[temp10], -44(%[src1]) \n\t" + "add.s %[temp2], %[temp0], %[temp1] \n\t" + "add.s %[temp5], %[temp3], %[temp4] \n\t" + "add.s %[temp8], %[temp6], %[temp7] \n\t" + "add.s %[temp11], %[temp9], %[temp10] \n\t" + "sub.s %[temp0], %[temp0], %[temp1] \n\t" + "sub.s %[temp3], %[temp3], %[temp4] \n\t" + "sub.s %[temp6], %[temp6], %[temp7] \n\t" + "sub.s %[temp9], %[temp9], %[temp10] \n\t" + "swc1 %[temp2], -32(%[v1]) \n\t" + "swc1 %[temp0], 32(%[v0]) \n\t" + "swc1 %[temp5], -36(%[v1]) \n\t" + "swc1 %[temp3], 36(%[v0]) \n\t" + "swc1 %[temp8], -40(%[v1]) \n\t" + "swc1 %[temp6], 40(%[v0]) \n\t" + "swc1 %[temp11], -44(%[v1]) \n\t" + "swc1 %[temp9], 44(%[v0]) \n\t" + "lwc1 %[temp0], 48(%[src0]) \n\t" + "lwc1 %[temp1], -48(%[src1]) \n\t" + "lwc1 %[temp3], 52(%[src0]) \n\t" + "lwc1 %[temp4], -52(%[src1]) \n\t" + "lwc1 %[temp6], 56(%[src0]) \n\t" + "lwc1 %[temp7], -56(%[src1]) \n\t" + "lwc1 %[temp9], 60(%[src0]) \n\t" + "lwc1 %[temp10], -60(%[src1]) \n\t" + "add.s %[temp2], %[temp0], %[temp1] \n\t" + "add.s %[temp5], %[temp3], %[temp4] \n\t" + "add.s %[temp8], %[temp6], %[temp7] \n\t" + "add.s %[temp11], %[temp9], %[temp10] \n\t" + "sub.s %[temp0], %[temp0], %[temp1] \n\t" + "sub.s %[temp3], %[temp3], %[temp4] \n\t" + "sub.s %[temp6], %[temp6], %[temp7] \n\t" + "sub.s %[temp9], %[temp9], %[temp10] \n\t" + "swc1 %[temp2], -48(%[v1]) \n\t" + "swc1 %[temp0], 48(%[v0]) \n\t" + "swc1 %[temp5], -52(%[v1]) \n\t" + "swc1 %[temp3], 52(%[v0]) \n\t" + "swc1 %[temp8], -56(%[v1]) \n\t" + "swc1 %[temp6], 56(%[v0]) \n\t" + "swc1 %[temp11], -60(%[v1]) \n\t" + "swc1 %[temp9], 60(%[v0]) \n\t" + "addiu %[src0], %[src0], 64 \n\t" + "addiu %[src1], %[src1], -64 \n\t" + "addiu %[v0], %[v0], 64 \n\t" + "addiu %[v1], %[v1], -64 \n\t" + + : [v0]"+r"(v0), [v1]"+r"(v1), [src0]"+r"(psrc0), [src1]"+r"(psrc1), + [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), [temp10]"=&f"(temp10), [temp11]"=&f"(temp11) + : + :"memory" + ); + } +} + +static void sbr_autocorrelate_mips(const float x[40][2], float phi[3][2][2]) +{ + int i; + float real_sum_0 = 0.0f; + float real_sum_1 = 0.0f; + float real_sum_2 = 0.0f; + float imag_sum_1 = 0.0f; + float imag_sum_2 = 0.0f; + float *p_x, *p_phi; + float temp0, temp1, temp2, temp3, temp4, temp5, temp6; + float temp7, temp_r, temp_r1, temp_r2, temp_r3, temp_r4; + p_x = (float*)&x[0][0]; + p_phi = &phi[0][0][0]; + + __asm__ volatile ( + "lwc1 %[temp0], 8(%[p_x]) \n\t" + "lwc1 %[temp1], 12(%[p_x]) \n\t" + "lwc1 %[temp2], 16(%[p_x]) \n\t" + "lwc1 %[temp3], 20(%[p_x]) \n\t" + "lwc1 %[temp4], 24(%[p_x]) \n\t" + "lwc1 %[temp5], 28(%[p_x]) \n\t" + "mul.s %[temp_r], %[temp1], %[temp1] \n\t" + "mul.s %[temp_r1], %[temp1], %[temp3] \n\t" + "mul.s %[temp_r2], %[temp1], %[temp2] \n\t" + "mul.s %[temp_r3], %[temp1], %[temp5] \n\t" + "mul.s %[temp_r4], %[temp1], %[temp4] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp0], %[temp0] \n\t" + "madd.s %[temp_r1], %[temp_r1], %[temp0], %[temp2] \n\t" + "msub.s %[temp_r2], %[temp_r2], %[temp0], %[temp3] \n\t" + "madd.s %[temp_r3], %[temp_r3], %[temp0], %[temp4] \n\t" + "msub.s %[temp_r4], %[temp_r4], %[temp0], %[temp5] \n\t" + "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t" + "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t" + "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t" + "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t" + "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t" + "addiu %[p_x], %[p_x], 8 \n\t" + + : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), + [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1), + [imag_sum_1]"+f"(imag_sum_1), [real_sum_2]"+f"(real_sum_2), + [temp_r]"=&f"(temp_r), [temp_r1]"=&f"(temp_r1), [temp_r2]"=&f"(temp_r2), + [temp_r3]"=&f"(temp_r3), [temp_r4]"=&f"(temp_r4), + [p_x]"+r"(p_x), [imag_sum_2]"+f"(imag_sum_2) + : + : "memory" + ); + + for (i = 0; i < 12; i++) { + __asm__ volatile ( + "lwc1 %[temp0], 8(%[p_x]) \n\t" + "lwc1 %[temp1], 12(%[p_x]) \n\t" + "lwc1 %[temp2], 16(%[p_x]) \n\t" + "lwc1 %[temp3], 20(%[p_x]) \n\t" + "lwc1 %[temp4], 24(%[p_x]) \n\t" + "lwc1 %[temp5], 28(%[p_x]) \n\t" + "mul.s %[temp_r], %[temp1], %[temp1] \n\t" + "mul.s %[temp_r1], %[temp1], %[temp3] \n\t" + "mul.s %[temp_r2], %[temp1], %[temp2] \n\t" + "mul.s %[temp_r3], %[temp1], %[temp5] \n\t" + "mul.s %[temp_r4], %[temp1], %[temp4] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp0], %[temp0] \n\t" + "madd.s %[temp_r1], %[temp_r1], %[temp0], %[temp2] \n\t" + "msub.s %[temp_r2], %[temp_r2], %[temp0], %[temp3] \n\t" + "madd.s %[temp_r3], %[temp_r3], %[temp0], %[temp4] \n\t" + "msub.s %[temp_r4], %[temp_r4], %[temp0], %[temp5] \n\t" + "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t" + "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t" + "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t" + "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t" + "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t" + "lwc1 %[temp0], 32(%[p_x]) \n\t" + "lwc1 %[temp1], 36(%[p_x]) \n\t" + "mul.s %[temp_r], %[temp3], %[temp3] \n\t" + "mul.s %[temp_r1], %[temp3], %[temp5] \n\t" + "mul.s %[temp_r2], %[temp3], %[temp4] \n\t" + "mul.s %[temp_r3], %[temp3], %[temp1] \n\t" + "mul.s %[temp_r4], %[temp3], %[temp0] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp2], %[temp2] \n\t" + "madd.s %[temp_r1], %[temp_r1], %[temp2], %[temp4] \n\t" + "msub.s %[temp_r2], %[temp_r2], %[temp2], %[temp5] \n\t" + "madd.s %[temp_r3], %[temp_r3], %[temp2], %[temp0] \n\t" + "msub.s %[temp_r4], %[temp_r4], %[temp2], %[temp1] \n\t" + "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t" + "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t" + "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t" + "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t" + "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t" + "lwc1 %[temp2], 40(%[p_x]) \n\t" + "lwc1 %[temp3], 44(%[p_x]) \n\t" + "mul.s %[temp_r], %[temp5], %[temp5] \n\t" + "mul.s %[temp_r1], %[temp5], %[temp1] \n\t" + "mul.s %[temp_r2], %[temp5], %[temp0] \n\t" + "mul.s %[temp_r3], %[temp5], %[temp3] \n\t" + "mul.s %[temp_r4], %[temp5], %[temp2] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp4], %[temp4] \n\t" + "madd.s %[temp_r1], %[temp_r1], %[temp4], %[temp0] \n\t" + "msub.s %[temp_r2], %[temp_r2], %[temp4], %[temp1] \n\t" + "madd.s %[temp_r3], %[temp_r3], %[temp4], %[temp2] \n\t" + "msub.s %[temp_r4], %[temp_r4], %[temp4], %[temp3] \n\t" + "add.s %[real_sum_0], %[real_sum_0], %[temp_r] \n\t" + "add.s %[real_sum_1], %[real_sum_1], %[temp_r1] \n\t" + "add.s %[imag_sum_1], %[imag_sum_1], %[temp_r2] \n\t" + "add.s %[real_sum_2], %[real_sum_2], %[temp_r3] \n\t" + "add.s %[imag_sum_2], %[imag_sum_2], %[temp_r4] \n\t" + "addiu %[p_x], %[p_x], 24 \n\t" + + : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&f"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5), + [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1), + [imag_sum_1]"+f"(imag_sum_1), [real_sum_2]"+f"(real_sum_2), + [temp_r]"=&f"(temp_r), [temp_r1]"=&f"(temp_r1), + [temp_r2]"=&f"(temp_r2), [temp_r3]"=&f"(temp_r3), + [temp_r4]"=&f"(temp_r4), [p_x]"+r"(p_x), + [imag_sum_2]"+f"(imag_sum_2) + : + : "memory" + ); + } + __asm__ volatile ( + "lwc1 %[temp0], -296(%[p_x]) \n\t" + "lwc1 %[temp1], -292(%[p_x]) \n\t" + "lwc1 %[temp2], 8(%[p_x]) \n\t" + "lwc1 %[temp3], 12(%[p_x]) \n\t" + "lwc1 %[temp4], -288(%[p_x]) \n\t" + "lwc1 %[temp5], -284(%[p_x]) \n\t" + "lwc1 %[temp6], -280(%[p_x]) \n\t" + "lwc1 %[temp7], -276(%[p_x]) \n\t" + "madd.s %[temp_r], %[real_sum_0], %[temp0], %[temp0] \n\t" + "madd.s %[temp_r1], %[real_sum_0], %[temp2], %[temp2] \n\t" + "madd.s %[temp_r2], %[real_sum_1], %[temp0], %[temp4] \n\t" + "madd.s %[temp_r3], %[imag_sum_1], %[temp0], %[temp5] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp1], %[temp1] \n\t" + "madd.s %[temp_r1], %[temp_r1], %[temp3], %[temp3] \n\t" + "madd.s %[temp_r2], %[temp_r2], %[temp1], %[temp5] \n\t" + "nmsub.s %[temp_r3], %[temp_r3], %[temp1], %[temp4] \n\t" + "lwc1 %[temp4], 16(%[p_x]) \n\t" + "lwc1 %[temp5], 20(%[p_x]) \n\t" + "swc1 %[temp_r], 40(%[p_phi]) \n\t" + "swc1 %[temp_r1], 16(%[p_phi]) \n\t" + "swc1 %[temp_r2], 24(%[p_phi]) \n\t" + "swc1 %[temp_r3], 28(%[p_phi]) \n\t" + "madd.s %[temp_r], %[real_sum_1], %[temp2], %[temp4] \n\t" + "madd.s %[temp_r1], %[imag_sum_1], %[temp2], %[temp5] \n\t" + "madd.s %[temp_r2], %[real_sum_2], %[temp0], %[temp6] \n\t" + "madd.s %[temp_r3], %[imag_sum_2], %[temp0], %[temp7] \n\t" + "madd.s %[temp_r], %[temp_r], %[temp3], %[temp5] \n\t" + "nmsub.s %[temp_r1], %[temp_r1], %[temp3], %[temp4] \n\t" + "madd.s %[temp_r2], %[temp_r2], %[temp1], %[temp7] \n\t" + "nmsub.s %[temp_r3], %[temp_r3], %[temp1], %[temp6] \n\t" + "swc1 %[temp_r], 0(%[p_phi]) \n\t" + "swc1 %[temp_r1], 4(%[p_phi]) \n\t" + "swc1 %[temp_r2], 8(%[p_phi]) \n\t" + "swc1 %[temp_r3], 12(%[p_phi]) \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), [temp_r]"=&f"(temp_r), + [real_sum_0]"+f"(real_sum_0), [real_sum_1]"+f"(real_sum_1), + [real_sum_2]"+f"(real_sum_2), [imag_sum_1]"+f"(imag_sum_1), + [temp_r2]"=&f"(temp_r2), [temp_r3]"=&f"(temp_r3), + [temp_r1]"=&f"(temp_r1), [p_phi]"+r"(p_phi), + [imag_sum_2]"+f"(imag_sum_2) + : [p_x]"r"(p_x) + : "memory" + ); +} + +static void sbr_hf_gen_mips(float (*X_high)[2], const float (*X_low)[2], + const float alpha0[2], const float alpha1[2], + float bw, int start, int end) +{ + float alpha[4]; + int i; + float *p_x_low = (float*)&X_low[0][0] + 2*start; + float *p_x_high = &X_high[0][0] + 2*start; + float temp0, temp1, temp2, temp3, temp4, temp5, temp6; + float temp7, temp8, temp9, temp10, temp11, temp12; + + alpha[0] = alpha1[0] * bw * bw; + alpha[1] = alpha1[1] * bw * bw; + alpha[2] = alpha0[0] * bw; + alpha[3] = alpha0[1] * bw; + + for (i = start; i < end; i++) { + __asm__ volatile ( + "lwc1 %[temp0], -16(%[p_x_low]) \n\t" + "lwc1 %[temp1], -12(%[p_x_low]) \n\t" + "lwc1 %[temp2], -8(%[p_x_low]) \n\t" + "lwc1 %[temp3], -4(%[p_x_low]) \n\t" + "lwc1 %[temp5], 0(%[p_x_low]) \n\t" + "lwc1 %[temp6], 4(%[p_x_low]) \n\t" + "lwc1 %[temp7], 0(%[alpha]) \n\t" + "lwc1 %[temp8], 4(%[alpha]) \n\t" + "lwc1 %[temp9], 8(%[alpha]) \n\t" + "lwc1 %[temp10], 12(%[alpha]) \n\t" + "addiu %[p_x_high], %[p_x_high], 8 \n\t" + "addiu %[p_x_low], %[p_x_low], 8 \n\t" + "mul.s %[temp11], %[temp1], %[temp8] \n\t" + "msub.s %[temp11], %[temp11], %[temp0], %[temp7] \n\t" + "madd.s %[temp11], %[temp11], %[temp2], %[temp9] \n\t" + "nmsub.s %[temp11], %[temp11], %[temp3], %[temp10] \n\t" + "add.s %[temp11], %[temp11], %[temp5] \n\t" + "swc1 %[temp11], -8(%[p_x_high]) \n\t" + "mul.s %[temp12], %[temp1], %[temp7] \n\t" + "madd.s %[temp12], %[temp12], %[temp0], %[temp8] \n\t" + "madd.s %[temp12], %[temp12], %[temp3], %[temp9] \n\t" + "madd.s %[temp12], %[temp12], %[temp2], %[temp10] \n\t" + "add.s %[temp12], %[temp12], %[temp6] \n\t" + "swc1 %[temp12], -4(%[p_x_high]) \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), [temp10]"=&f"(temp10), [temp11]"=&f"(temp11), + [temp12]"=&f"(temp12), [p_x_high]"+r"(p_x_high), + [p_x_low]"+r"(p_x_low) + : [alpha]"r"(alpha) + : "memory" + ); + } +} + +static void sbr_hf_g_filt_mips(float (*Y)[2], const float (*X_high)[40][2], + const float *g_filt, int m_max, intptr_t ixh) +{ + float *p_y, *p_x, *p_g; + float temp0, temp1, temp2; + int loop_end; + + p_g = (float*)&g_filt[0]; + p_y = &Y[0][0]; + p_x = (float*)&X_high[0][ixh][0]; + loop_end = (int)((int*)p_g + m_max); + + __asm__ volatile( + ".set push \n\t" + ".set noreorder \n\t" + "1: \n\t" + "lwc1 %[temp0], 0(%[p_g]) \n\t" + "lwc1 %[temp1], 0(%[p_x]) \n\t" + "lwc1 %[temp2], 4(%[p_x]) \n\t" + "mul.s %[temp1], %[temp1], %[temp0] \n\t" + "mul.s %[temp2], %[temp2], %[temp0] \n\t" + "addiu %[p_g], %[p_g], 4 \n\t" + "addiu %[p_x], %[p_x], 320 \n\t" + "swc1 %[temp1], 0(%[p_y]) \n\t" + "swc1 %[temp2], 4(%[p_y]) \n\t" + "bne %[p_g], %[loop_end], 1b \n\t" + " addiu %[p_y], %[p_y], 8 \n\t" + ".set pop \n\t" + + : [temp0]"=&f"(temp0), [temp1]"=&f"(temp1), + [temp2]"=&f"(temp2), [p_x]"+r"(p_x), + [p_y]"+r"(p_y), [p_g]"+r"(p_g) + : [loop_end]"r"(loop_end) + : "memory" + ); +} + +static void sbr_hf_apply_noise_0_mips(float (*Y)[2], const float *s_m, + const float *q_filt, int noise, + int kx, int m_max) +{ + int m; + + for (m = 0; m < m_max; m++){ + + float *Y1=&Y[m][0]; + float *ff_table; + float y0,y1, temp1, temp2, temp4, temp5; + int temp0, temp3; + const float *s_m1=&s_m[m]; + const float *q_filt1= &q_filt[m]; + + __asm__ volatile( + "lwc1 %[y0], 0(%[Y1]) \n\t" + "lwc1 %[temp1], 0(%[s_m1]) \n\t" + "addiu %[noise], %[noise], 1 \n\t" + "andi %[noise], %[noise], 0x1ff \n\t" + "sll %[temp0], %[noise], 3 \n\t" + "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t" + "add.s %[y0], %[y0], %[temp1] \n\t" + "mfc1 %[temp3], %[temp1] \n\t" + "bne %[temp3], $0, 1f \n\t" + "lwc1 %[y1], 4(%[Y1]) \n\t" + "lwc1 %[temp2], 0(%[q_filt1]) \n\t" + "lwc1 %[temp4], 0(%[ff_table]) \n\t" + "lwc1 %[temp5], 4(%[ff_table]) \n\t" + "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t" + "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t" + "swc1 %[y1], 4(%[Y1]) \n\t" + "1: \n\t" + "swc1 %[y0], 0(%[Y1]) \n\t" + + : [ff_table]"=&r"(ff_table), [y0]"=&f"(y0), [y1]"=&f"(y1), + [temp0]"=&r"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5) + : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise), + [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1) + : "memory" + ); + } +} + +static void sbr_hf_apply_noise_1_mips(float (*Y)[2], const float *s_m, + const float *q_filt, int noise, + int kx, int m_max) +{ + float y0,y1,temp1, temp2, temp4, temp5; + int temp0, temp3, m; + float phi_sign = 1 - 2 * (kx & 1); + + for (m = 0; m < m_max; m++) { + + float *ff_table; + float *Y1=&Y[m][0]; + const float *s_m1=&s_m[m]; + const float *q_filt1= &q_filt[m]; + + __asm__ volatile( + "lwc1 %[y1], 4(%[Y1]) \n\t" + "lwc1 %[temp1], 0(%[s_m1]) \n\t" + "lw %[temp3], 0(%[s_m1]) \n\t" + "addiu %[noise], %[noise], 1 \n\t" + "andi %[noise], %[noise], 0x1ff \n\t" + "sll %[temp0], %[noise], 3 \n\t" + "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t" + "madd.s %[y1], %[y1], %[temp1], %[phi_sign] \n\t" + "bne %[temp3], $0, 1f \n\t" + "lwc1 %[y0], 0(%[Y1]) \n\t" + "lwc1 %[temp2], 0(%[q_filt1]) \n\t" + "lwc1 %[temp4], 0(%[ff_table]) \n\t" + "lwc1 %[temp5], 4(%[ff_table]) \n\t" + "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t" + "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t" + "swc1 %[y0], 0(%[Y1]) \n\t" + "1: \n\t" + "swc1 %[y1], 4(%[Y1]) \n\t" + + : [ff_table] "=&r" (ff_table), [y0] "=&f" (y0), [y1] "=&f" (y1), + [temp0] "=&r" (temp0), [temp1] "=&f" (temp1), [temp2] "=&f" (temp2), + [temp3] "=&r" (temp3), [temp4] "=&f" (temp4), [temp5] "=&f" (temp5) + : [ff_sbr_noise_table] "r" (ff_sbr_noise_table), [noise] "r" (noise), + [Y1] "r" (Y1), [s_m1] "r" (s_m1), [q_filt1] "r" (q_filt1), + [phi_sign] "f" (phi_sign) + : "memory" + ); + phi_sign = -phi_sign; + } +} + +static void sbr_hf_apply_noise_2_mips(float (*Y)[2], const float *s_m, + const float *q_filt, int noise, + int kx, int m_max) +{ + int m; + float *ff_table; + float y0,y1, temp0, temp1, temp2, temp3, temp4, temp5; + + for (m = 0; m < m_max; m++) { + + float *Y1=&Y[m][0]; + const float *s_m1=&s_m[m]; + const float *q_filt1= &q_filt[m]; + + __asm__ volatile( + "lwc1 %[y0], 0(%[Y1]) \n\t" + "lwc1 %[temp1], 0(%[s_m1]) \n\t" + "addiu %[noise], %[noise], 1 \n\t" + "andi %[noise], %[noise], 0x1ff \n\t" + "sll %[temp0], %[noise], 3 \n\t" + "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t" + "sub.s %[y0], %[y0], %[temp1] \n\t" + "mfc1 %[temp3], %[temp1] \n\t" + "bne %[temp3], $0, 1f \n\t" + "lwc1 %[y1], 4(%[Y1]) \n\t" + "lwc1 %[temp2], 0(%[q_filt1]) \n\t" + "lwc1 %[temp4], 0(%[ff_table]) \n\t" + "lwc1 %[temp5], 4(%[ff_table]) \n\t" + "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t" + "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t" + "swc1 %[y1], 4(%[Y1]) \n\t" + "1: \n\t" + "swc1 %[y0], 0(%[Y1]) \n\t" + + : [temp0]"=&r"(temp0), [ff_table]"=&r"(ff_table), [y0]"=&f"(y0), + [y1]"=&f"(y1), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5) + : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise), + [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1) + : "memory" + ); + } +} + +static void sbr_hf_apply_noise_3_mips(float (*Y)[2], const float *s_m, + const float *q_filt, int noise, + int kx, int m_max) +{ + float phi_sign = 1 - 2 * (kx & 1); + int m; + + for (m = 0; m < m_max; m++) { + + float *Y1=&Y[m][0]; + float *ff_table; + float y0,y1, temp1, temp2, temp4, temp5; + int temp0, temp3; + const float *s_m1=&s_m[m]; + const float *q_filt1= &q_filt[m]; + + __asm__ volatile( + "lwc1 %[y1], 4(%[Y1]) \n\t" + "lwc1 %[temp1], 0(%[s_m1]) \n\t" + "addiu %[noise], %[noise], 1 \n\t" + "andi %[noise], %[noise], 0x1ff \n\t" + "sll %[temp0], %[noise], 3 \n\t" + "addu %[ff_table], %[ff_sbr_noise_table], %[temp0] \n\t" + "nmsub.s %[y1], %[y1], %[temp1], %[phi_sign] \n\t" + "mfc1 %[temp3], %[temp1] \n\t" + "bne %[temp3], $0, 1f \n\t" + "lwc1 %[y0], 0(%[Y1]) \n\t" + "lwc1 %[temp2], 0(%[q_filt1]) \n\t" + "lwc1 %[temp4], 0(%[ff_table]) \n\t" + "lwc1 %[temp5], 4(%[ff_table]) \n\t" + "madd.s %[y0], %[y0], %[temp2], %[temp4] \n\t" + "madd.s %[y1], %[y1], %[temp2], %[temp5] \n\t" + "swc1 %[y0], 0(%[Y1]) \n\t" + "1: \n\t" + "swc1 %[y1], 4(%[Y1]) \n\t" + + : [ff_table]"=&r"(ff_table), [y0]"=&f"(y0), [y1]"=&f"(y1), + [temp0]"=&r"(temp0), [temp1]"=&f"(temp1), [temp2]"=&f"(temp2), + [temp3]"=&r"(temp3), [temp4]"=&f"(temp4), [temp5]"=&f"(temp5) + : [ff_sbr_noise_table]"r"(ff_sbr_noise_table), [noise]"r"(noise), + [Y1]"r"(Y1), [s_m1]"r"(s_m1), [q_filt1]"r"(q_filt1), + [phi_sign]"f"(phi_sign) + : "memory" + ); + phi_sign = -phi_sign; + } +} +#endif /* HAVE_MIPSFPU */ +#endif /* HAVE_INLINE_ASM */ + +void ff_sbrdsp_init_mips(SBRDSPContext *s) +{ +#if HAVE_INLINE_ASM + s->neg_odd_64 = sbr_neg_odd_64_mips; + s->qmf_pre_shuffle = sbr_qmf_pre_shuffle_mips; + s->qmf_post_shuffle = sbr_qmf_post_shuffle_mips; +#if HAVE_MIPSFPU + s->sum64x5 = sbr_sum64x5_mips; + s->sum_square = sbr_sum_square_mips; + s->qmf_deint_bfly = sbr_qmf_deint_bfly_mips; + s->autocorrelate = sbr_autocorrelate_mips; + s->hf_gen = sbr_hf_gen_mips; + s->hf_g_filt = sbr_hf_g_filt_mips; + + s->hf_apply_noise[0] = sbr_hf_apply_noise_0_mips; + s->hf_apply_noise[1] = sbr_hf_apply_noise_1_mips; + s->hf_apply_noise[2] = sbr_hf_apply_noise_2_mips; + s->hf_apply_noise[3] = sbr_hf_apply_noise_3_mips; +#endif /* HAVE_MIPSFPU */ +#endif /* HAVE_INLINE_ASM */ +} |
