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Diffstat (limited to 'thirdparty/opus/celt/mips/pitch_mipsr1.h')
| -rw-r--r-- | thirdparty/opus/celt/mips/pitch_mipsr1.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/thirdparty/opus/celt/mips/pitch_mipsr1.h b/thirdparty/opus/celt/mips/pitch_mipsr1.h deleted file mode 100644 index a9500aff58..0000000000 --- a/thirdparty/opus/celt/mips/pitch_mipsr1.h +++ /dev/null @@ -1,161 +0,0 @@ -/* Copyright (c) 2007-2008 CSIRO - Copyright (c) 2007-2009 Xiph.Org Foundation - Written by Jean-Marc Valin */ -/** - @file pitch.h - @brief Pitch analysis - */ - -/* - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - - 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. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - ``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 COPYRIGHT OWNER - OR CONTRIBUTORS 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. -*/ - -#ifndef PITCH_MIPSR1_H -#define PITCH_MIPSR1_H - -#define OVERRIDE_DUAL_INNER_PROD -static inline void dual_inner_prod(const opus_val16 *x, const opus_val16 *y01, const opus_val16 *y02, - int N, opus_val32 *xy1, opus_val32 *xy2, int arch) -{ - int j; - opus_val32 xy01=0; - opus_val32 xy02=0; - - (void)arch; - - asm volatile("MULT $ac1, $0, $0"); - asm volatile("MULT $ac2, $0, $0"); - /* Compute the norm of X+Y and X-Y as |X|^2 + |Y|^2 +/- sum(xy) */ - for (j=0;j<N;j++) - { - asm volatile("MADD $ac1, %0, %1" : : "r" ((int)x[j]), "r" ((int)y01[j])); - asm volatile("MADD $ac2, %0, %1" : : "r" ((int)x[j]), "r" ((int)y02[j])); - ++j; - asm volatile("MADD $ac1, %0, %1" : : "r" ((int)x[j]), "r" ((int)y01[j])); - asm volatile("MADD $ac2, %0, %1" : : "r" ((int)x[j]), "r" ((int)y02[j])); - } - asm volatile ("mflo %0, $ac1": "=r"(xy01)); - asm volatile ("mflo %0, $ac2": "=r"(xy02)); - *xy1 = xy01; - *xy2 = xy02; -} - -static inline void xcorr_kernel_mips(const opus_val16 * x, - const opus_val16 * y, opus_val32 sum[4], int len) -{ - int j; - opus_val16 y_0, y_1, y_2, y_3; - - opus_int64 sum_0, sum_1, sum_2, sum_3; - sum_0 = (opus_int64)sum[0]; - sum_1 = (opus_int64)sum[1]; - sum_2 = (opus_int64)sum[2]; - sum_3 = (opus_int64)sum[3]; - - y_3=0; /* gcc doesn't realize that y_3 can't be used uninitialized */ - y_0=*y++; - y_1=*y++; - y_2=*y++; - for (j=0;j<len-3;j+=4) - { - opus_val16 tmp; - tmp = *x++; - y_3=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_0); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_1); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_2); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_3); - - tmp=*x++; - y_0=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_1 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_2 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_3); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_0); - - tmp=*x++; - y_1=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_2 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_3 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_0); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_1); - - - tmp=*x++; - y_2=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_3 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_0 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_1); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_2); - - } - if (j++<len) - { - opus_val16 tmp = *x++; - y_3=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_0 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_1 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_2); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_3); - } - - if (j++<len) - { - opus_val16 tmp=*x++; - y_0=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_1 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_2 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_3); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_0); - } - - if (j<len) - { - opus_val16 tmp=*x++; - y_1=*y++; - - sum_0 = __builtin_mips_madd( sum_0, tmp, y_2 ); - sum_1 = __builtin_mips_madd( sum_1, tmp, y_3 ); - sum_2 = __builtin_mips_madd( sum_2, tmp, y_0); - sum_3 = __builtin_mips_madd( sum_3, tmp, y_1); - - } - - sum[0] = (opus_val32)sum_0; - sum[1] = (opus_val32)sum_1; - sum[2] = (opus_val32)sum_2; - sum[3] = (opus_val32)sum_3; -} - -#define OVERRIDE_XCORR_KERNEL -#define xcorr_kernel(x, y, sum, len, arch) \ - ((void)(arch), xcorr_kernel_mips(x, y, sum, len)) - -#endif /* PITCH_MIPSR1_H */ |