ffmpeg / libavcodec / libpostproc / postprocess_altivec_template.c @ 5509bffa
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/*
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AltiVec optimizations (C) 2004 Romain Dolbeau <romain@dolbeau.org>
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based on code by Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifdef CONFIG_DARWIN
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#define AVV(x...) (x)
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#else
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#define AVV(x...) {x}
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#endif
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#define ALTIVEC_TRANSPOSE_8x8_SHORT(src_a,src_b,src_c,src_d,src_e,src_f,src_g,src_h) \
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do { \
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__typeof__(src_a) tempA1, tempB1, tempC1, tempD1; \ |
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__typeof__(src_a) tempE1, tempF1, tempG1, tempH1; \ |
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__typeof__(src_a) tempA2, tempB2, tempC2, tempD2; \ |
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__typeof__(src_a) tempE2, tempF2, tempG2, tempH2; \ |
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tempA1 = vec_mergeh (src_a, src_e); \ |
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tempB1 = vec_mergel (src_a, src_e); \ |
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tempC1 = vec_mergeh (src_b, src_f); \ |
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tempD1 = vec_mergel (src_b, src_f); \ |
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tempE1 = vec_mergeh (src_c, src_g); \ |
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tempF1 = vec_mergel (src_c, src_g); \ |
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tempG1 = vec_mergeh (src_d, src_h); \ |
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tempH1 = vec_mergel (src_d, src_h); \ |
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tempA2 = vec_mergeh (tempA1, tempE1); \ |
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tempB2 = vec_mergel (tempA1, tempE1); \ |
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tempC2 = vec_mergeh (tempB1, tempF1); \ |
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tempD2 = vec_mergel (tempB1, tempF1); \ |
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tempE2 = vec_mergeh (tempC1, tempG1); \ |
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tempF2 = vec_mergel (tempC1, tempG1); \ |
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tempG2 = vec_mergeh (tempD1, tempH1); \ |
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tempH2 = vec_mergel (tempD1, tempH1); \ |
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src_a = vec_mergeh (tempA2, tempE2); \ |
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src_b = vec_mergel (tempA2, tempE2); \ |
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src_c = vec_mergeh (tempB2, tempF2); \ |
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src_d = vec_mergel (tempB2, tempF2); \ |
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src_e = vec_mergeh (tempC2, tempG2); \ |
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src_f = vec_mergel (tempC2, tempG2); \ |
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src_g = vec_mergeh (tempD2, tempH2); \ |
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src_h = vec_mergel (tempD2, tempH2); \ |
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} while (0) |
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static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c) { |
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/*
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this code makes no assumption on src or stride.
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One could remove the recomputation of the perm
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vector by assuming (stride % 16) == 0, unfortunately
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this is not always true.
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*/
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register int y; |
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short __attribute__ ((aligned(16))) data[8]; |
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int numEq;
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uint8_t *src2 = src; |
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vector signed short v_dcOffset; |
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vector signed short v2QP; |
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vector unsigned short v4QP; |
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vector unsigned short v_dcThreshold; |
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const int properStride = (stride % 16); |
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const int srcAlign = ((unsigned long)src2 % 16); |
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const int two_vectors = ((srcAlign > 8) || properStride) ? 1 : 0; |
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const vector signed int zero = vec_splat_s32(0); |
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const vector signed short mask = vec_splat_s16(1); |
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vector signed int v_numEq = vec_splat_s32(0); |
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data[0] = ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1; |
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data[1] = data[0] * 2 + 1; |
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data[2] = c->QP * 2; |
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data[3] = c->QP * 4; |
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vector signed short v_data = vec_ld(0, data); |
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v_dcOffset = vec_splat(v_data, 0);
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v_dcThreshold = (vector unsigned short)vec_splat(v_data, 1); |
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v2QP = vec_splat(v_data, 2);
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v4QP = (vector unsigned short)vec_splat(v_data, 3); |
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src2 += stride * 4;
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vector signed short v_srcAss0, v_srcAss1, v_srcAss2, v_srcAss3, v_srcAss4, v_srcAss5, v_srcAss6, v_srcAss7; |
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#define LOAD_LINE(i) \
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register int j##i = i * stride; \ |
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vector unsigned char perm##i = vec_lvsl(j##i, src2); \ |
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const vector unsigned char v_srcA1##i = vec_ld(j##i, src2); \ |
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vector unsigned char v_srcA2##i; \ |
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if (two_vectors) \
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v_srcA2##i = vec_ld(j##i + 16, src2); \ |
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const vector unsigned char v_srcA##i = \ |
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vec_perm(v_srcA1##i, v_srcA2##i, perm##i); \ |
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v_srcAss##i = \ |
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(vector signed short)vec_mergeh((vector signed char)zero, \ |
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(vector signed char)v_srcA##i) |
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#define LOAD_LINE_ALIGNED(i) \
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register int j##i = i * stride; \ |
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const vector unsigned char v_srcA##i = vec_ld(j##i, src2); \ |
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v_srcAss##i = \ |
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(vector signed short)vec_mergeh((vector signed char)zero, \ |
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(vector signed char)v_srcA##i) |
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// special casing the aligned case is worthwhile, as all call from
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// the (transposed) horizontable deblocks will be aligned, i naddition
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// to the naturraly aligned vertical deblocks.
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if (properStride && srcAlign) {
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LOAD_LINE_ALIGNED(0);
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LOAD_LINE_ALIGNED(1);
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LOAD_LINE_ALIGNED(2);
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LOAD_LINE_ALIGNED(3);
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LOAD_LINE_ALIGNED(4);
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LOAD_LINE_ALIGNED(5);
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LOAD_LINE_ALIGNED(6);
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LOAD_LINE_ALIGNED(7);
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} else {
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LOAD_LINE(0);
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LOAD_LINE(1);
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LOAD_LINE(2);
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LOAD_LINE(3);
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LOAD_LINE(4);
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LOAD_LINE(5);
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LOAD_LINE(6);
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LOAD_LINE(7);
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} |
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#undef LOAD_LINE
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#undef LOAD_LINE_ALIGNED
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#define ITER(i, j) \
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const vector signed short v_diff##i = \ |
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vec_sub(v_srcAss##i, v_srcAss##j); \ |
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const vector signed short v_sum##i = \ |
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vec_add(v_diff##i, v_dcOffset); \ |
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const vector signed short v_comp##i = \ |
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(vector signed short)vec_cmplt((vector unsigned short)v_sum##i, \ |
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v_dcThreshold); \ |
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const vector signed short v_part##i = vec_and(mask, v_comp##i); \ |
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v_numEq = vec_sum4s(v_part##i, v_numEq); |
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ITER(0, 1); |
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ITER(1, 2); |
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ITER(2, 3); |
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ITER(3, 4); |
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ITER(4, 5); |
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ITER(5, 6); |
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ITER(6, 7); |
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#undef ITER
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v_numEq = vec_sums(v_numEq, zero); |
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v_numEq = vec_splat(v_numEq, 3);
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vec_ste(v_numEq, 0, &numEq);
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if (numEq > c->ppMode.flatnessThreshold)
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{ |
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const vector unsigned char mmoP1 = (const vector unsigned char) |
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AVV(0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, |
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0x00, 0x01, 0x12, 0x13, 0x08, 0x09, 0x1A, 0x1B); |
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const vector unsigned char mmoP2 = (const vector unsigned char) |
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AVV(0x04, 0x05, 0x16, 0x17, 0x0C, 0x0D, 0x1E, 0x1F, |
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0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f); |
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const vector unsigned char mmoP = (const vector unsigned char) |
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vec_lvsl(8, (unsigned char*)0); |
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vector signed short mmoL1 = vec_perm(v_srcAss0, v_srcAss2, mmoP1); |
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vector signed short mmoL2 = vec_perm(v_srcAss4, v_srcAss6, mmoP2); |
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vector signed short mmoL = vec_perm(mmoL1, mmoL2, mmoP); |
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vector signed short mmoR1 = vec_perm(v_srcAss5, v_srcAss7, mmoP1); |
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vector signed short mmoR2 = vec_perm(v_srcAss1, v_srcAss3, mmoP2); |
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vector signed short mmoR = vec_perm(mmoR1, mmoR2, mmoP); |
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vector signed short mmoDiff = vec_sub(mmoL, mmoR); |
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vector unsigned short mmoSum = (vector unsigned short)vec_add(mmoDiff, v2QP); |
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if (vec_any_gt(mmoSum, v4QP))
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return 0; |
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else
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return 1; |
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} |
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else return 2; |
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} |
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static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c) { |
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/*
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this code makes no assumption on src or stride.
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One could remove the recomputation of the perm
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vector by assuming (stride % 16) == 0, unfortunately
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this is not always true. Quite a lot of load/stores
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can be removed by assuming proper alignement of
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src & stride :-(
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*/
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uint8_t *src2 = src; |
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const vector signed int zero = vec_splat_s32(0); |
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const int properStride = (stride % 16); |
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const int srcAlign = ((unsigned long)src2 % 16); |
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short __attribute__ ((aligned(16))) qp[8]; |
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qp[0] = c->QP;
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vector signed short vqp = vec_ld(0, qp); |
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vqp = vec_splat(vqp, 0);
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src2 += stride*3;
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vector signed short vb0, vb1, vb2, vb3, vb4, vb5, vb6, vb7, vb8, vb9; |
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vector unsigned char vbA0, vbA1, vbA2, vbA3, vbA4, vbA5, vbA6, vbA7, vbA8, vbA9; |
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vector unsigned char vbB0, vbB1, vbB2, vbB3, vbB4, vbB5, vbB6, vbB7, vbB8, vbB9; |
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vector unsigned char vbT0, vbT1, vbT2, vbT3, vbT4, vbT5, vbT6, vbT7, vbT8, vbT9; |
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#define LOAD_LINE(i) \
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const vector unsigned char perml##i = \ |
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vec_lvsl(i * stride, src2); \ |
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vbA##i = vec_ld(i * stride, src2); \ |
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vbB##i = vec_ld(i * stride + 16, src2); \ |
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vbT##i = vec_perm(vbA##i, vbB##i, perml##i); \ |
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vb##i = \ |
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(vector signed short)vec_mergeh((vector unsigned char)zero, \ |
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(vector unsigned char)vbT##i) |
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#define LOAD_LINE_ALIGNED(i) \
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register int j##i = i * stride; \ |
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vbT##i = vec_ld(j##i, src2); \ |
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vb##i = \ |
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(vector signed short)vec_mergeh((vector signed char)zero, \ |
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(vector signed char)vbT##i) |
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// special casing the aligned case is worthwhile, as all call from
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// the (transposed) horizontable deblocks will be aligned, in addition
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// to the naturraly aligned vertical deblocks.
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if (properStride && srcAlign) {
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LOAD_LINE_ALIGNED(0);
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LOAD_LINE_ALIGNED(1);
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LOAD_LINE_ALIGNED(2);
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LOAD_LINE_ALIGNED(3);
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LOAD_LINE_ALIGNED(4);
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LOAD_LINE_ALIGNED(5);
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LOAD_LINE_ALIGNED(6);
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LOAD_LINE_ALIGNED(7);
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LOAD_LINE_ALIGNED(8);
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LOAD_LINE_ALIGNED(9);
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} else {
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LOAD_LINE(0);
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LOAD_LINE(1);
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LOAD_LINE(2);
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LOAD_LINE(3);
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LOAD_LINE(4);
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LOAD_LINE(5);
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LOAD_LINE(6);
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LOAD_LINE(7);
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LOAD_LINE(8);
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LOAD_LINE(9);
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} |
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#undef LOAD_LINE
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#undef LOAD_LINE_ALIGNED
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const vector unsigned short v_1 = vec_splat_u16(1); |
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const vector unsigned short v_2 = vec_splat_u16(2); |
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const vector unsigned short v_4 = vec_splat_u16(4); |
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const vector signed short v_diff01 = vec_sub(vb0, vb1); |
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const vector unsigned short v_cmp01 = |
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(const vector unsigned short) vec_cmplt(vec_abs(v_diff01), vqp); |
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const vector signed short v_first = vec_sel(vb1, vb0, v_cmp01); |
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const vector signed short v_diff89 = vec_sub(vb8, vb9); |
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const vector unsigned short v_cmp89 = |
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(const vector unsigned short) vec_cmplt(vec_abs(v_diff89), vqp); |
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const vector signed short v_last = vec_sel(vb8, vb9, v_cmp89); |
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const vector signed short temp01 = vec_mladd(v_first, (vector signed short)v_4, vb1); |
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const vector signed short temp02 = vec_add(vb2, vb3); |
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const vector signed short temp03 = vec_add(temp01, (vector signed short)v_4); |
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const vector signed short v_sumsB0 = vec_add(temp02, temp03); |
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const vector signed short temp11 = vec_sub(v_sumsB0, v_first); |
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const vector signed short v_sumsB1 = vec_add(temp11, vb4); |
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const vector signed short temp21 = vec_sub(v_sumsB1, v_first); |
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const vector signed short v_sumsB2 = vec_add(temp21, vb5); |
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const vector signed short temp31 = vec_sub(v_sumsB2, v_first); |
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const vector signed short v_sumsB3 = vec_add(temp31, vb6); |
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const vector signed short temp41 = vec_sub(v_sumsB3, v_first); |
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const vector signed short v_sumsB4 = vec_add(temp41, vb7); |
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const vector signed short temp51 = vec_sub(v_sumsB4, vb1); |
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const vector signed short v_sumsB5 = vec_add(temp51, vb8); |
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const vector signed short temp61 = vec_sub(v_sumsB5, vb2); |
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const vector signed short v_sumsB6 = vec_add(temp61, v_last); |
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const vector signed short temp71 = vec_sub(v_sumsB6, vb3); |
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const vector signed short v_sumsB7 = vec_add(temp71, v_last); |
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const vector signed short temp81 = vec_sub(v_sumsB7, vb4); |
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const vector signed short v_sumsB8 = vec_add(temp81, v_last); |
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const vector signed short temp91 = vec_sub(v_sumsB8, vb5); |
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const vector signed short v_sumsB9 = vec_add(temp91, v_last); |
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#define COMPUTE_VR(i, j, k) \
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const vector signed short temps1##i = \ |
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vec_add(v_sumsB##i, v_sumsB##k); \ |
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const vector signed short temps2##i = \ |
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vec_mladd(vb##j, (vector signed short)v_2, temps1##i); \ |
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const vector signed short vr##j = vec_sra(temps2##i, v_4) |
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COMPUTE_VR(0, 1, 2); |
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COMPUTE_VR(1, 2, 3); |
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COMPUTE_VR(2, 3, 4); |
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COMPUTE_VR(3, 4, 5); |
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COMPUTE_VR(4, 5, 6); |
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COMPUTE_VR(5, 6, 7); |
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COMPUTE_VR(6, 7, 8); |
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COMPUTE_VR(7, 8, 9); |
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const vector signed char neg1 = vec_splat_s8(-1); |
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const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
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0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F); |
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#define PACK_AND_STORE(i) \
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const vector unsigned char perms##i = \ |
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vec_lvsr(i * stride, src2); \ |
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const vector unsigned char vf##i = \ |
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vec_packsu(vr##i, (vector signed short)zero); \ |
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const vector unsigned char vg##i = \ |
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vec_perm(vf##i, vbT##i, permHH); \ |
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const vector unsigned char mask##i = \ |
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vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \ |
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const vector unsigned char vg2##i = \ |
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vec_perm(vg##i, vg##i, perms##i); \ |
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const vector unsigned char svA##i = \ |
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vec_sel(vbA##i, vg2##i, mask##i); \ |
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const vector unsigned char svB##i = \ |
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vec_sel(vg2##i, vbB##i, mask##i); \ |
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vec_st(svA##i, i * stride, src2); \ |
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vec_st(svB##i, i * stride + 16, src2) |
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#define PACK_AND_STORE_ALIGNED(i) \
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const vector unsigned char vf##i = \ |
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vec_packsu(vr##i, (vector signed short)zero); \ |
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const vector unsigned char vg##i = \ |
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vec_perm(vf##i, vbT##i, permHH); \ |
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vec_st(vg##i, i * stride, src2) |
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// special casing the aligned case is worthwhile, as all call from
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// the (transposed) horizontable deblocks will be aligned, in addition
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// to the naturraly aligned vertical deblocks.
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if (properStride && srcAlign) {
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PACK_AND_STORE_ALIGNED(1);
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PACK_AND_STORE_ALIGNED(2);
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PACK_AND_STORE_ALIGNED(3);
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PACK_AND_STORE_ALIGNED(4);
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PACK_AND_STORE_ALIGNED(5);
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PACK_AND_STORE_ALIGNED(6);
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PACK_AND_STORE_ALIGNED(7);
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PACK_AND_STORE_ALIGNED(8);
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} else {
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PACK_AND_STORE(1);
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PACK_AND_STORE(2);
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PACK_AND_STORE(3);
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PACK_AND_STORE(4);
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PACK_AND_STORE(5);
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PACK_AND_STORE(6);
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PACK_AND_STORE(7);
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PACK_AND_STORE(8);
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} |
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#undef PACK_AND_STORE
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#undef PACK_AND_STORE_ALIGNED
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} |
381 |
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|
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static inline void doVertDefFilter_altivec(uint8_t src[], int stride, PPContext *c) { |
385 |
/*
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this code makes no assumption on src or stride.
|
387 |
One could remove the recomputation of the perm
|
388 |
vector by assuming (stride % 16) == 0, unfortunately
|
389 |
this is not always true. Quite a lot of load/stores
|
390 |
can be removed by assuming proper alignement of
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391 |
src & stride :-(
|
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*/
|
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uint8_t *src2 = src; |
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const vector signed int zero = vec_splat_s32(0); |
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short __attribute__ ((aligned(16))) qp[8]; |
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qp[0] = 8*c->QP; |
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vector signed short vqp = vec_ld(0, qp); |
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vqp = vec_splat(vqp, 0);
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|
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#define LOAD_LINE(i) \
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const vector unsigned char perm##i = \ |
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vec_lvsl(i * stride, src2); \ |
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const vector unsigned char vbA##i = \ |
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vec_ld(i * stride, src2); \ |
405 |
const vector unsigned char vbB##i = \ |
406 |
vec_ld(i * stride + 16, src2); \
|
407 |
const vector unsigned char vbT##i = \ |
408 |
vec_perm(vbA##i, vbB##i, perm##i); \ |
409 |
const vector signed short vb##i = \ |
410 |
(vector signed short)vec_mergeh((vector unsigned char)zero, \ |
411 |
(vector unsigned char)vbT##i) |
412 |
|
413 |
src2 += stride*3;
|
414 |
|
415 |
LOAD_LINE(1);
|
416 |
LOAD_LINE(2);
|
417 |
LOAD_LINE(3);
|
418 |
LOAD_LINE(4);
|
419 |
LOAD_LINE(5);
|
420 |
LOAD_LINE(6);
|
421 |
LOAD_LINE(7);
|
422 |
LOAD_LINE(8);
|
423 |
#undef LOAD_LINE
|
424 |
|
425 |
const vector signed short v_1 = vec_splat_s16(1); |
426 |
const vector signed short v_2 = vec_splat_s16(2); |
427 |
const vector signed short v_5 = vec_splat_s16(5); |
428 |
const vector signed short v_32 = vec_sl(v_1, |
429 |
(vector unsigned short)v_5); |
430 |
/* middle energy */
|
431 |
const vector signed short l3minusl6 = vec_sub(vb3, vb6); |
432 |
const vector signed short l5minusl4 = vec_sub(vb5, vb4); |
433 |
const vector signed short twotimes_l3minusl6 = vec_mladd(v_2, l3minusl6, (vector signed short)zero); |
434 |
const vector signed short mE = vec_mladd(v_5, l5minusl4, twotimes_l3minusl6); |
435 |
const vector signed short absmE = vec_abs(mE); |
436 |
/* left & right energy */
|
437 |
const vector signed short l1minusl4 = vec_sub(vb1, vb4); |
438 |
const vector signed short l3minusl2 = vec_sub(vb3, vb2); |
439 |
const vector signed short l5minusl8 = vec_sub(vb5, vb8); |
440 |
const vector signed short l7minusl6 = vec_sub(vb7, vb6); |
441 |
const vector signed short twotimes_l1minusl4 = vec_mladd(v_2, l1minusl4, (vector signed short)zero); |
442 |
const vector signed short twotimes_l5minusl8 = vec_mladd(v_2, l5minusl8, (vector signed short)zero); |
443 |
const vector signed short lE = vec_mladd(v_5, l3minusl2, twotimes_l1minusl4); |
444 |
const vector signed short rE = vec_mladd(v_5, l7minusl6, twotimes_l5minusl8); |
445 |
/* d */
|
446 |
const vector signed short ddiff = vec_sub(absmE, |
447 |
vec_min(vec_abs(lE), |
448 |
vec_abs(rE))); |
449 |
const vector signed short ddiffclamp = vec_max(ddiff, (vector signed short)zero); |
450 |
const vector signed short dtimes64 = vec_mladd(v_5, ddiffclamp, v_32); |
451 |
const vector signed short d = vec_sra(dtimes64, vec_splat_u16(6)); |
452 |
const vector signed short minusd = vec_sub((vector signed short)zero, d); |
453 |
const vector signed short finald = vec_sel(minusd, |
454 |
d, |
455 |
vec_cmpgt(vec_sub((vector signed short)zero, mE), |
456 |
(vector signed short)zero)); |
457 |
/* q */
|
458 |
const vector signed short qtimes2 = vec_sub(vb4, vb5); |
459 |
/* for a shift right to behave like /2, we need to add one
|
460 |
to all negative integer */
|
461 |
const vector signed short rounddown = vec_sel((vector signed short)zero, |
462 |
v_1, |
463 |
vec_cmplt(qtimes2, (vector signed short)zero)); |
464 |
const vector signed short q = vec_sra(vec_add(qtimes2, rounddown), vec_splat_u16(1)); |
465 |
/* clamp */
|
466 |
const vector signed short dclamp_P1 = vec_max((vector signed short)zero, finald); |
467 |
const vector signed short dclamp_P = vec_min(dclamp_P1, q); |
468 |
const vector signed short dclamp_N1 = vec_min((vector signed short)zero, finald); |
469 |
const vector signed short dclamp_N = vec_max(dclamp_N1, q); |
470 |
|
471 |
const vector signed short dclampedfinal = vec_sel(dclamp_N, |
472 |
dclamp_P, |
473 |
vec_cmpgt(q, (vector signed short)zero)); |
474 |
const vector signed short dornotd = vec_sel((vector signed short)zero, |
475 |
dclampedfinal, |
476 |
vec_cmplt(absmE, vqp)); |
477 |
/* add/substract to l4 and l5 */
|
478 |
const vector signed short vb4minusd = vec_sub(vb4, dornotd); |
479 |
const vector signed short vb5plusd = vec_add(vb5, dornotd); |
480 |
/* finally, stores */
|
481 |
const vector unsigned char st4 = vec_packsu(vb4minusd, (vector signed short)zero); |
482 |
const vector unsigned char st5 = vec_packsu(vb5plusd, (vector signed short)zero); |
483 |
|
484 |
const vector signed char neg1 = vec_splat_s8(-1); |
485 |
const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
486 |
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F); |
487 |
|
488 |
#define STORE(i) \
|
489 |
const vector unsigned char perms##i = \ |
490 |
vec_lvsr(i * stride, src2); \ |
491 |
const vector unsigned char vg##i = \ |
492 |
vec_perm(st##i, vbT##i, permHH); \ |
493 |
const vector unsigned char mask##i = \ |
494 |
vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i); \ |
495 |
const vector unsigned char vg2##i = \ |
496 |
vec_perm(vg##i, vg##i, perms##i); \ |
497 |
const vector unsigned char svA##i = \ |
498 |
vec_sel(vbA##i, vg2##i, mask##i); \ |
499 |
const vector unsigned char svB##i = \ |
500 |
vec_sel(vg2##i, vbB##i, mask##i); \ |
501 |
vec_st(svA##i, i * stride, src2); \ |
502 |
vec_st(svB##i, i * stride + 16, src2) |
503 |
|
504 |
STORE(4);
|
505 |
STORE(5);
|
506 |
} |
507 |
|
508 |
static inline void dering_altivec(uint8_t src[], int stride, PPContext *c) { |
509 |
/*
|
510 |
this code makes no assumption on src or stride.
|
511 |
One could remove the recomputation of the perm
|
512 |
vector by assuming (stride % 16) == 0, unfortunately
|
513 |
this is not always true. Quite a lot of load/stores
|
514 |
can be removed by assuming proper alignement of
|
515 |
src & stride :-(
|
516 |
*/
|
517 |
uint8_t *srcCopy = src; |
518 |
uint8_t __attribute__((aligned(16))) dt[16]; |
519 |
const vector unsigned char vuint8_1 = vec_splat_u8(1); |
520 |
const vector signed int zero = vec_splat_s32(0); |
521 |
vector unsigned char v_dt; |
522 |
dt[0] = deringThreshold;
|
523 |
v_dt = vec_splat(vec_ld(0, dt), 0); |
524 |
|
525 |
#define LOAD_LINE(i) \
|
526 |
const vector unsigned char perm##i = \ |
527 |
vec_lvsl(i * stride, srcCopy); \ |
528 |
vector unsigned char sA##i = vec_ld(i * stride, srcCopy); \ |
529 |
vector unsigned char sB##i = vec_ld(i * stride + 16, srcCopy); \ |
530 |
vector unsigned char src##i = vec_perm(sA##i, sB##i, perm##i) |
531 |
|
532 |
LOAD_LINE(0);
|
533 |
LOAD_LINE(1);
|
534 |
LOAD_LINE(2);
|
535 |
LOAD_LINE(3);
|
536 |
LOAD_LINE(4);
|
537 |
LOAD_LINE(5);
|
538 |
LOAD_LINE(6);
|
539 |
LOAD_LINE(7);
|
540 |
LOAD_LINE(8);
|
541 |
LOAD_LINE(9);
|
542 |
#undef LOAD_LINE
|
543 |
|
544 |
vector unsigned char v_avg; |
545 |
{ |
546 |
const vector unsigned char trunc_perm = (vector unsigned char) |
547 |
AVV(0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, |
548 |
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18); |
549 |
const vector unsigned char trunc_src12 = vec_perm(src1, src2, trunc_perm); |
550 |
const vector unsigned char trunc_src34 = vec_perm(src3, src4, trunc_perm); |
551 |
const vector unsigned char trunc_src56 = vec_perm(src5, src6, trunc_perm); |
552 |
const vector unsigned char trunc_src78 = vec_perm(src7, src8, trunc_perm); |
553 |
|
554 |
#define EXTRACT(op) do { \ |
555 |
const vector unsigned char s##op##_1 = vec_##op(trunc_src12, trunc_src34); \ |
556 |
const vector unsigned char s##op##_2 = vec_##op(trunc_src56, trunc_src78); \ |
557 |
const vector unsigned char s##op##_6 = vec_##op(s##op##_1, s##op##_2); \ |
558 |
const vector unsigned char s##op##_8h = vec_mergeh(s##op##_6, s##op##_6); \ |
559 |
const vector unsigned char s##op##_8l = vec_mergel(s##op##_6, s##op##_6); \ |
560 |
const vector unsigned char s##op##_9 = vec_##op(s##op##_8h, s##op##_8l); \ |
561 |
const vector unsigned char s##op##_9h = vec_mergeh(s##op##_9, s##op##_9); \ |
562 |
const vector unsigned char s##op##_9l = vec_mergel(s##op##_9, s##op##_9); \ |
563 |
const vector unsigned char s##op##_10 = vec_##op(s##op##_9h, s##op##_9l); \ |
564 |
const vector unsigned char s##op##_10h = vec_mergeh(s##op##_10, s##op##_10); \ |
565 |
const vector unsigned char s##op##_10l = vec_mergel(s##op##_10, s##op##_10); \ |
566 |
const vector unsigned char s##op##_11 = vec_##op(s##op##_10h, s##op##_10l); \ |
567 |
const vector unsigned char s##op##_11h = vec_mergeh(s##op##_11, s##op##_11); \ |
568 |
const vector unsigned char s##op##_11l = vec_mergel(s##op##_11, s##op##_11); \ |
569 |
v_##op = vec_##op(s##op##_11h, s##op##_11l); } while (0) |
570 |
|
571 |
vector unsigned char v_min; |
572 |
vector unsigned char v_max; |
573 |
EXTRACT(min); |
574 |
EXTRACT(max); |
575 |
#undef EXTRACT
|
576 |
|
577 |
if (vec_all_lt(vec_sub(v_max, v_min), v_dt))
|
578 |
return;
|
579 |
|
580 |
v_avg = vec_avg(v_min, v_max); |
581 |
} |
582 |
|
583 |
signed int __attribute__((aligned(16))) S[8]; |
584 |
{ |
585 |
const vector unsigned short mask1 = (vector unsigned short) |
586 |
AVV(0x0001, 0x0002, 0x0004, 0x0008, |
587 |
0x0010, 0x0020, 0x0040, 0x0080); |
588 |
const vector unsigned short mask2 = (vector unsigned short) |
589 |
AVV(0x0100, 0x0200, 0x0000, 0x0000, |
590 |
0x0000, 0x0000, 0x0000, 0x0000); |
591 |
|
592 |
const vector unsigned int vuint32_16 = vec_sl(vec_splat_u32(1), vec_splat_u32(4)); |
593 |
const vector unsigned int vuint32_1 = vec_splat_u32(1); |
594 |
|
595 |
#define COMPARE(i) \
|
596 |
vector signed int sum##i; \ |
597 |
do { \
|
598 |
const vector unsigned char cmp##i = \ |
599 |
(vector unsigned char)vec_cmpgt(src##i, v_avg); \ |
600 |
const vector unsigned short cmpHi##i = \ |
601 |
(vector unsigned short)vec_mergeh(cmp##i, cmp##i); \ |
602 |
const vector unsigned short cmpLi##i = \ |
603 |
(vector unsigned short)vec_mergel(cmp##i, cmp##i); \ |
604 |
const vector signed short cmpHf##i = \ |
605 |
(vector signed short)vec_and(cmpHi##i, mask1); \ |
606 |
const vector signed short cmpLf##i = \ |
607 |
(vector signed short)vec_and(cmpLi##i, mask2); \ |
608 |
const vector signed int sump##i = vec_sum4s(cmpHf##i, zero); \ |
609 |
const vector signed int sumq##i = vec_sum4s(cmpLf##i, sump##i); \ |
610 |
sum##i = vec_sums(sumq##i, zero); } while (0) |
611 |
|
612 |
COMPARE(0);
|
613 |
COMPARE(1);
|
614 |
COMPARE(2);
|
615 |
COMPARE(3);
|
616 |
COMPARE(4);
|
617 |
COMPARE(5);
|
618 |
COMPARE(6);
|
619 |
COMPARE(7);
|
620 |
COMPARE(8);
|
621 |
COMPARE(9);
|
622 |
#undef COMPARE
|
623 |
|
624 |
vector signed int sumA2; |
625 |
vector signed int sumB2; |
626 |
{ |
627 |
const vector signed int sump02 = vec_mergel(sum0, sum2); |
628 |
const vector signed int sump13 = vec_mergel(sum1, sum3); |
629 |
const vector signed int sumA = vec_mergel(sump02, sump13); |
630 |
|
631 |
const vector signed int sump46 = vec_mergel(sum4, sum6); |
632 |
const vector signed int sump57 = vec_mergel(sum5, sum7); |
633 |
const vector signed int sumB = vec_mergel(sump46, sump57); |
634 |
|
635 |
const vector signed int sump8A = vec_mergel(sum8, zero); |
636 |
const vector signed int sump9B = vec_mergel(sum9, zero); |
637 |
const vector signed int sumC = vec_mergel(sump8A, sump9B); |
638 |
|
639 |
const vector signed int tA = vec_sl(vec_nor(zero, sumA), vuint32_16); |
640 |
const vector signed int tB = vec_sl(vec_nor(zero, sumB), vuint32_16); |
641 |
const vector signed int tC = vec_sl(vec_nor(zero, sumC), vuint32_16); |
642 |
const vector signed int t2A = vec_or(sumA, tA); |
643 |
const vector signed int t2B = vec_or(sumB, tB); |
644 |
const vector signed int t2C = vec_or(sumC, tC); |
645 |
const vector signed int t3A = vec_and(vec_sra(t2A, vuint32_1), |
646 |
vec_sl(t2A, vuint32_1)); |
647 |
const vector signed int t3B = vec_and(vec_sra(t2B, vuint32_1), |
648 |
vec_sl(t2B, vuint32_1)); |
649 |
const vector signed int t3C = vec_and(vec_sra(t2C, vuint32_1), |
650 |
vec_sl(t2C, vuint32_1)); |
651 |
const vector signed int yA = vec_and(t2A, t3A); |
652 |
const vector signed int yB = vec_and(t2B, t3B); |
653 |
const vector signed int yC = vec_and(t2C, t3C); |
654 |
|
655 |
const vector unsigned char strangeperm1 = vec_lvsl(4, (unsigned char*)0); |
656 |
const vector unsigned char strangeperm2 = vec_lvsl(8, (unsigned char*)0); |
657 |
const vector signed int sumAd4 = vec_perm(yA, yB, strangeperm1); |
658 |
const vector signed int sumAd8 = vec_perm(yA, yB, strangeperm2); |
659 |
const vector signed int sumBd4 = vec_perm(yB, yC, strangeperm1); |
660 |
const vector signed int sumBd8 = vec_perm(yB, yC, strangeperm2); |
661 |
const vector signed int sumAp = vec_and(yA, |
662 |
vec_and(sumAd4,sumAd8)); |
663 |
const vector signed int sumBp = vec_and(yB, |
664 |
vec_and(sumBd4,sumBd8)); |
665 |
sumA2 = vec_or(sumAp, |
666 |
vec_sra(sumAp, |
667 |
vuint32_16)); |
668 |
sumB2 = vec_or(sumBp, |
669 |
vec_sra(sumBp, |
670 |
vuint32_16)); |
671 |
} |
672 |
vec_st(sumA2, 0, S);
|
673 |
vec_st(sumB2, 16, S);
|
674 |
} |
675 |
|
676 |
/* I'm not sure the following is actually faster
|
677 |
than straight, unvectorized C code :-( */
|
678 |
|
679 |
int __attribute__((aligned(16))) tQP2[4]; |
680 |
tQP2[0]= c->QP/2 + 1; |
681 |
vector signed int vQP2 = vec_ld(0, tQP2); |
682 |
vQP2 = vec_splat(vQP2, 0);
|
683 |
const vector unsigned char vuint8_2 = vec_splat_u8(2); |
684 |
const vector signed int vsint32_8 = vec_splat_s32(8); |
685 |
const vector unsigned int vuint32_4 = vec_splat_u32(4); |
686 |
|
687 |
const vector unsigned char permA1 = (vector unsigned char) |
688 |
AVV(0x00, 0x01, 0x02, 0x10, 0x11, 0x12, 0x1F, 0x1F, |
689 |
0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F); |
690 |
const vector unsigned char permA2 = (vector unsigned char) |
691 |
AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x10, 0x11, |
692 |
0x12, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F); |
693 |
const vector unsigned char permA1inc = (vector unsigned char) |
694 |
AVV(0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, |
695 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); |
696 |
const vector unsigned char permA2inc = (vector unsigned char) |
697 |
AVV(0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, |
698 |
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); |
699 |
const vector unsigned char magic = (vector unsigned char) |
700 |
AVV(0x01, 0x02, 0x01, 0x02, 0x04, 0x02, 0x01, 0x02, |
701 |
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); |
702 |
const vector unsigned char extractPerm = (vector unsigned char) |
703 |
AVV(0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01, |
704 |
0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01); |
705 |
const vector unsigned char extractPermInc = (vector unsigned char) |
706 |
AVV(0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, |
707 |
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01); |
708 |
const vector unsigned char identity = vec_lvsl(0,(unsigned char *)0); |
709 |
const vector unsigned char tenRight = (vector unsigned char) |
710 |
AVV(0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
711 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); |
712 |
const vector unsigned char eightLeft = (vector unsigned char) |
713 |
AVV(0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
714 |
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08); |
715 |
|
716 |
|
717 |
#define F_INIT(i) \
|
718 |
vector unsigned char tenRightM##i = tenRight; \ |
719 |
vector unsigned char permA1M##i = permA1; \ |
720 |
vector unsigned char permA2M##i = permA2; \ |
721 |
vector unsigned char extractPermM##i = extractPerm |
722 |
|
723 |
#define F2(i, j, k, l) \
|
724 |
if (S[i] & (1 << (l+1))) { \ |
725 |
const vector unsigned char a_##j##_A##l = \ |
726 |
vec_perm(src##i, src##j, permA1M##i); \ |
727 |
const vector unsigned char a_##j##_B##l = \ |
728 |
vec_perm(a_##j##_A##l, src##k, permA2M##i); \ |
729 |
const vector signed int a_##j##_sump##l = \ |
730 |
(vector signed int)vec_msum(a_##j##_B##l, magic, \ |
731 |
(vector unsigned int)zero); \ |
732 |
vector signed int F_##j##_##l = \ |
733 |
vec_sr(vec_sums(a_##j##_sump##l, vsint32_8), vuint32_4); \ |
734 |
F_##j##_##l = vec_splat(F_##j##_##l, 3); \ |
735 |
const vector signed int p_##j##_##l = \ |
736 |
(vector signed int)vec_perm(src##j, \ |
737 |
(vector unsigned char)zero, \ |
738 |
extractPermM##i); \ |
739 |
const vector signed int sum_##j##_##l = vec_add( p_##j##_##l, vQP2);\ |
740 |
const vector signed int diff_##j##_##l = vec_sub( p_##j##_##l, vQP2);\ |
741 |
vector signed int newpm_##j##_##l; \ |
742 |
if (vec_all_lt(sum_##j##_##l, F_##j##_##l)) \ |
743 |
newpm_##j##_##l = sum_##j##_##l; \ |
744 |
else if (vec_all_gt(diff_##j##_##l, F_##j##_##l)) \ |
745 |
newpm_##j##_##l = diff_##j##_##l; \ |
746 |
else newpm_##j##_##l = F_##j##_##l; \ |
747 |
const vector unsigned char newpm2_##j##_##l = \ |
748 |
vec_splat((vector unsigned char)newpm_##j##_##l, 15); \ |
749 |
const vector unsigned char mask##j##l = vec_add(identity, \ |
750 |
tenRightM##i); \ |
751 |
src##j = vec_perm(src##j, newpm2_##j##_##l, mask##j##l); \ |
752 |
} \ |
753 |
permA1M##i = vec_add(permA1M##i, permA1inc); \ |
754 |
permA2M##i = vec_add(permA2M##i, permA2inc); \ |
755 |
tenRightM##i = vec_sro(tenRightM##i, eightLeft); \ |
756 |
extractPermM##i = vec_add(extractPermM##i, extractPermInc) |
757 |
|
758 |
#define ITER(i, j, k) \
|
759 |
F_INIT(i); \ |
760 |
F2(i, j, k, 0); \
|
761 |
F2(i, j, k, 1); \
|
762 |
F2(i, j, k, 2); \
|
763 |
F2(i, j, k, 3); \
|
764 |
F2(i, j, k, 4); \
|
765 |
F2(i, j, k, 5); \
|
766 |
F2(i, j, k, 6); \
|
767 |
F2(i, j, k, 7)
|
768 |
|
769 |
ITER(0, 1, 2); |
770 |
ITER(1, 2, 3); |
771 |
ITER(2, 3, 4); |
772 |
ITER(3, 4, 5); |
773 |
ITER(4, 5, 6); |
774 |
ITER(5, 6, 7); |
775 |
ITER(6, 7, 8); |
776 |
ITER(7, 8, 9); |
777 |
|
778 |
const vector signed char neg1 = vec_splat_s8(-1); |
779 |
|
780 |
#define STORE_LINE(i) \
|
781 |
const vector unsigned char permST##i = \ |
782 |
vec_lvsr(i * stride, srcCopy); \ |
783 |
const vector unsigned char maskST##i = \ |
784 |
vec_perm((vector unsigned char)zero, \ |
785 |
(vector unsigned char)neg1, permST##i); \ |
786 |
src##i = vec_perm(src##i ,src##i, permST##i); \ |
787 |
sA##i= vec_sel(sA##i, src##i, maskST##i); \ |
788 |
sB##i= vec_sel(src##i, sB##i, maskST##i); \ |
789 |
vec_st(sA##i, i * stride, srcCopy); \ |
790 |
vec_st(sB##i, i * stride + 16, srcCopy) |
791 |
|
792 |
STORE_LINE(1);
|
793 |
STORE_LINE(2);
|
794 |
STORE_LINE(3);
|
795 |
STORE_LINE(4);
|
796 |
STORE_LINE(5);
|
797 |
STORE_LINE(6);
|
798 |
STORE_LINE(7);
|
799 |
STORE_LINE(8);
|
800 |
|
801 |
#undef STORE_LINE
|
802 |
#undef ITER
|
803 |
#undef F2
|
804 |
} |
805 |
|
806 |
#define doHorizLowPass_altivec(a...) doHorizLowPass_C(a)
|
807 |
#define doHorizDefFilter_altivec(a...) doHorizDefFilter_C(a)
|
808 |
#define do_a_deblock_altivec(a...) do_a_deblock_C(a)
|
809 |
|
810 |
static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride, |
811 |
uint8_t *tempBlured, uint32_t *tempBluredPast, int *maxNoise)
|
812 |
{ |
813 |
const vector signed int zero = vec_splat_s32(0); |
814 |
const vector signed short vsint16_1 = vec_splat_s16(1); |
815 |
vector signed int v_dp = zero; |
816 |
vector signed int v_sysdp = zero; |
817 |
int d, sysd, i;
|
818 |
|
819 |
tempBluredPast[127]= maxNoise[0]; |
820 |
tempBluredPast[128]= maxNoise[1]; |
821 |
tempBluredPast[129]= maxNoise[2]; |
822 |
|
823 |
#define LOAD_LINE(src, i) \
|
824 |
register int j##src##i = i * stride; \ |
825 |
vector unsigned char perm##src##i = vec_lvsl(j##src##i, src); \ |
826 |
const vector unsigned char v_##src##A1##i = vec_ld(j##src##i, src); \ |
827 |
const vector unsigned char v_##src##A2##i = vec_ld(j##src##i + 16, src); \ |
828 |
const vector unsigned char v_##src##A##i = \ |
829 |
vec_perm(v_##src##A1##i, v_##src##A2##i, perm##src##i); \ |
830 |
vector signed short v_##src##Ass##i = \ |
831 |
(vector signed short)vec_mergeh((vector signed char)zero, \ |
832 |
(vector signed char)v_##src##A##i) |
833 |
|
834 |
LOAD_LINE(src, 0);
|
835 |
LOAD_LINE(src, 1);
|
836 |
LOAD_LINE(src, 2);
|
837 |
LOAD_LINE(src, 3);
|
838 |
LOAD_LINE(src, 4);
|
839 |
LOAD_LINE(src, 5);
|
840 |
LOAD_LINE(src, 6);
|
841 |
LOAD_LINE(src, 7);
|
842 |
|
843 |
LOAD_LINE(tempBlured, 0);
|
844 |
LOAD_LINE(tempBlured, 1);
|
845 |
LOAD_LINE(tempBlured, 2);
|
846 |
LOAD_LINE(tempBlured, 3);
|
847 |
LOAD_LINE(tempBlured, 4);
|
848 |
LOAD_LINE(tempBlured, 5);
|
849 |
LOAD_LINE(tempBlured, 6);
|
850 |
LOAD_LINE(tempBlured, 7);
|
851 |
#undef LOAD_LINE
|
852 |
|
853 |
#define ACCUMULATE_DIFFS(i) \
|
854 |
vector signed short v_d##i = vec_sub(v_tempBluredAss##i, \ |
855 |
v_srcAss##i); \ |
856 |
v_dp = vec_msums(v_d##i, v_d##i, v_dp); \ |
857 |
v_sysdp = vec_msums(v_d##i, vsint16_1, v_sysdp) |
858 |
|
859 |
ACCUMULATE_DIFFS(0);
|
860 |
ACCUMULATE_DIFFS(1);
|
861 |
ACCUMULATE_DIFFS(2);
|
862 |
ACCUMULATE_DIFFS(3);
|
863 |
ACCUMULATE_DIFFS(4);
|
864 |
ACCUMULATE_DIFFS(5);
|
865 |
ACCUMULATE_DIFFS(6);
|
866 |
ACCUMULATE_DIFFS(7);
|
867 |
#undef ACCUMULATE_DIFFS
|
868 |
|
869 |
v_dp = vec_sums(v_dp, zero); |
870 |
v_sysdp = vec_sums(v_sysdp, zero); |
871 |
|
872 |
v_dp = vec_splat(v_dp, 3);
|
873 |
v_sysdp = vec_splat(v_sysdp, 3);
|
874 |
|
875 |
vec_ste(v_dp, 0, &d);
|
876 |
vec_ste(v_sysdp, 0, &sysd);
|
877 |
|
878 |
i = d; |
879 |
d = (4*d
|
880 |
+(*(tempBluredPast-256))
|
881 |
+(*(tempBluredPast-1))+ (*(tempBluredPast+1)) |
882 |
+(*(tempBluredPast+256))
|
883 |
+4)>>3; |
884 |
|
885 |
*tempBluredPast=i; |
886 |
|
887 |
if (d > maxNoise[1]) { |
888 |
if (d < maxNoise[2]) { |
889 |
#define OP(i) v_tempBluredAss##i = vec_avg(v_tempBluredAss##i, v_srcAss##i); |
890 |
|
891 |
OP(0);
|
892 |
OP(1);
|
893 |
OP(2);
|
894 |
OP(3);
|
895 |
OP(4);
|
896 |
OP(5);
|
897 |
OP(6);
|
898 |
OP(7);
|
899 |
#undef OP
|
900 |
} else {
|
901 |
#define OP(i) v_tempBluredAss##i = v_srcAss##i; |
902 |
|
903 |
OP(0);
|
904 |
OP(1);
|
905 |
OP(2);
|
906 |
OP(3);
|
907 |
OP(4);
|
908 |
OP(5);
|
909 |
OP(6);
|
910 |
OP(7);
|
911 |
#undef OP
|
912 |
} |
913 |
} else {
|
914 |
if (d < maxNoise[0]) { |
915 |
const vector signed short vsint16_7 = vec_splat_s16(7); |
916 |
const vector signed short vsint16_4 = vec_splat_s16(4); |
917 |
const vector unsigned short vuint16_3 = vec_splat_u16(3); |
918 |
|
919 |
#define OP(i) \
|
920 |
const vector signed short v_temp##i = \ |
921 |
vec_mladd(v_tempBluredAss##i, \ |
922 |
vsint16_7, v_srcAss##i); \ |
923 |
const vector signed short v_temp2##i = \ |
924 |
vec_add(v_temp##i, vsint16_4); \ |
925 |
v_tempBluredAss##i = vec_sr(v_temp2##i, vuint16_3) |
926 |
|
927 |
OP(0);
|
928 |
OP(1);
|
929 |
OP(2);
|
930 |
OP(3);
|
931 |
OP(4);
|
932 |
OP(5);
|
933 |
OP(6);
|
934 |
OP(7);
|
935 |
#undef OP
|
936 |
} else {
|
937 |
const vector signed short vsint16_3 = vec_splat_s16(3); |
938 |
const vector signed short vsint16_2 = vec_splat_s16(2); |
939 |
|
940 |
#define OP(i) \
|
941 |
const vector signed short v_temp##i = \ |
942 |
vec_mladd(v_tempBluredAss##i, \ |
943 |
vsint16_3, v_srcAss##i); \ |
944 |
const vector signed short v_temp2##i = \ |
945 |
vec_add(v_temp##i, vsint16_2); \ |
946 |
v_tempBluredAss##i = vec_sr(v_temp2##i, (vector unsigned short)vsint16_2) |
947 |
|
948 |
OP(0);
|
949 |
OP(1);
|
950 |
OP(2);
|
951 |
OP(3);
|
952 |
OP(4);
|
953 |
OP(5);
|
954 |
OP(6);
|
955 |
OP(7);
|
956 |
#undef OP
|
957 |
} |
958 |
} |
959 |
|
960 |
const vector signed char neg1 = vec_splat_s8(-1); |
961 |
const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
962 |
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F); |
963 |
|
964 |
#define PACK_AND_STORE(src, i) \
|
965 |
const vector unsigned char perms##src##i = \ |
966 |
vec_lvsr(i * stride, src); \ |
967 |
const vector unsigned char vf##src##i = \ |
968 |
vec_packsu(v_tempBluredAss##i, (vector signed short)zero); \ |
969 |
const vector unsigned char vg##src##i = \ |
970 |
vec_perm(vf##src##i, v_##src##A##i, permHH); \ |
971 |
const vector unsigned char mask##src##i = \ |
972 |
vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##src##i); \ |
973 |
const vector unsigned char vg2##src##i = \ |
974 |
vec_perm(vg##src##i, vg##src##i, perms##src##i); \ |
975 |
const vector unsigned char svA##src##i = \ |
976 |
vec_sel(v_##src##A1##i, vg2##src##i, mask##src##i); \ |
977 |
const vector unsigned char svB##src##i = \ |
978 |
vec_sel(vg2##src##i, v_##src##A2##i, mask##src##i); \ |
979 |
vec_st(svA##src##i, i * stride, src); \ |
980 |
vec_st(svB##src##i, i * stride + 16, src) |
981 |
|
982 |
PACK_AND_STORE(src, 0);
|
983 |
PACK_AND_STORE(src, 1);
|
984 |
PACK_AND_STORE(src, 2);
|
985 |
PACK_AND_STORE(src, 3);
|
986 |
PACK_AND_STORE(src, 4);
|
987 |
PACK_AND_STORE(src, 5);
|
988 |
PACK_AND_STORE(src, 6);
|
989 |
PACK_AND_STORE(src, 7);
|
990 |
PACK_AND_STORE(tempBlured, 0);
|
991 |
PACK_AND_STORE(tempBlured, 1);
|
992 |
PACK_AND_STORE(tempBlured, 2);
|
993 |
PACK_AND_STORE(tempBlured, 3);
|
994 |
PACK_AND_STORE(tempBlured, 4);
|
995 |
PACK_AND_STORE(tempBlured, 5);
|
996 |
PACK_AND_STORE(tempBlured, 6);
|
997 |
PACK_AND_STORE(tempBlured, 7);
|
998 |
#undef PACK_AND_STORE
|
999 |
} |
1000 |
|
1001 |
static inline void transpose_16x8_char_toPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) { |
1002 |
const vector unsigned char zero = vec_splat_u8(0); |
1003 |
|
1004 |
#define LOAD_DOUBLE_LINE(i, j) \
|
1005 |
vector unsigned char perm1##i = vec_lvsl(i * stride, src); \ |
1006 |
vector unsigned char perm2##i = vec_lvsl(j * stride, src); \ |
1007 |
vector unsigned char srcA##i = vec_ld(i * stride, src); \ |
1008 |
vector unsigned char srcB##i = vec_ld(i * stride + 16, src); \ |
1009 |
vector unsigned char srcC##i = vec_ld(j * stride, src); \ |
1010 |
vector unsigned char srcD##i = vec_ld(j * stride+ 16, src); \ |
1011 |
vector unsigned char src##i = vec_perm(srcA##i, srcB##i, perm1##i); \ |
1012 |
vector unsigned char src##j = vec_perm(srcC##i, srcD##i, perm2##i) |
1013 |
|
1014 |
LOAD_DOUBLE_LINE(0, 1); |
1015 |
LOAD_DOUBLE_LINE(2, 3); |
1016 |
LOAD_DOUBLE_LINE(4, 5); |
1017 |
LOAD_DOUBLE_LINE(6, 7); |
1018 |
#undef LOAD_DOUBLE_LINE
|
1019 |
|
1020 |
vector unsigned char tempA = vec_mergeh(src0, zero); |
1021 |
vector unsigned char tempB = vec_mergel(src0, zero); |
1022 |
vector unsigned char tempC = vec_mergeh(src1, zero); |
1023 |
vector unsigned char tempD = vec_mergel(src1, zero); |
1024 |
vector unsigned char tempE = vec_mergeh(src2, zero); |
1025 |
vector unsigned char tempF = vec_mergel(src2, zero); |
1026 |
vector unsigned char tempG = vec_mergeh(src3, zero); |
1027 |
vector unsigned char tempH = vec_mergel(src3, zero); |
1028 |
vector unsigned char tempI = vec_mergeh(src4, zero); |
1029 |
vector unsigned char tempJ = vec_mergel(src4, zero); |
1030 |
vector unsigned char tempK = vec_mergeh(src5, zero); |
1031 |
vector unsigned char tempL = vec_mergel(src5, zero); |
1032 |
vector unsigned char tempM = vec_mergeh(src6, zero); |
1033 |
vector unsigned char tempN = vec_mergel(src6, zero); |
1034 |
vector unsigned char tempO = vec_mergeh(src7, zero); |
1035 |
vector unsigned char tempP = vec_mergel(src7, zero); |
1036 |
|
1037 |
vector unsigned char temp0 = vec_mergeh(tempA, tempI); |
1038 |
vector unsigned char temp1 = vec_mergel(tempA, tempI); |
1039 |
vector unsigned char temp2 = vec_mergeh(tempB, tempJ); |
1040 |
vector unsigned char temp3 = vec_mergel(tempB, tempJ); |
1041 |
vector unsigned char temp4 = vec_mergeh(tempC, tempK); |
1042 |
vector unsigned char temp5 = vec_mergel(tempC, tempK); |
1043 |
vector unsigned char temp6 = vec_mergeh(tempD, tempL); |
1044 |
vector unsigned char temp7 = vec_mergel(tempD, tempL); |
1045 |
vector unsigned char temp8 = vec_mergeh(tempE, tempM); |
1046 |
vector unsigned char temp9 = vec_mergel(tempE, tempM); |
1047 |
vector unsigned char temp10 = vec_mergeh(tempF, tempN); |
1048 |
vector unsigned char temp11 = vec_mergel(tempF, tempN); |
1049 |
vector unsigned char temp12 = vec_mergeh(tempG, tempO); |
1050 |
vector unsigned char temp13 = vec_mergel(tempG, tempO); |
1051 |
vector unsigned char temp14 = vec_mergeh(tempH, tempP); |
1052 |
vector unsigned char temp15 = vec_mergel(tempH, tempP); |
1053 |
|
1054 |
tempA = vec_mergeh(temp0, temp8); |
1055 |
tempB = vec_mergel(temp0, temp8); |
1056 |
tempC = vec_mergeh(temp1, temp9); |
1057 |
tempD = vec_mergel(temp1, temp9); |
1058 |
tempE = vec_mergeh(temp2, temp10); |
1059 |
tempF = vec_mergel(temp2, temp10); |
1060 |
tempG = vec_mergeh(temp3, temp11); |
1061 |
tempH = vec_mergel(temp3, temp11); |
1062 |
tempI = vec_mergeh(temp4, temp12); |
1063 |
tempJ = vec_mergel(temp4, temp12); |
1064 |
tempK = vec_mergeh(temp5, temp13); |
1065 |
tempL = vec_mergel(temp5, temp13); |
1066 |
tempM = vec_mergeh(temp6, temp14); |
1067 |
tempN = vec_mergel(temp6, temp14); |
1068 |
tempO = vec_mergeh(temp7, temp15); |
1069 |
tempP = vec_mergel(temp7, temp15); |
1070 |
|
1071 |
temp0 = vec_mergeh(tempA, tempI); |
1072 |
temp1 = vec_mergel(tempA, tempI); |
1073 |
temp2 = vec_mergeh(tempB, tempJ); |
1074 |
temp3 = vec_mergel(tempB, tempJ); |
1075 |
temp4 = vec_mergeh(tempC, tempK); |
1076 |
temp5 = vec_mergel(tempC, tempK); |
1077 |
temp6 = vec_mergeh(tempD, tempL); |
1078 |
temp7 = vec_mergel(tempD, tempL); |
1079 |
temp8 = vec_mergeh(tempE, tempM); |
1080 |
temp9 = vec_mergel(tempE, tempM); |
1081 |
temp10 = vec_mergeh(tempF, tempN); |
1082 |
temp11 = vec_mergel(tempF, tempN); |
1083 |
temp12 = vec_mergeh(tempG, tempO); |
1084 |
temp13 = vec_mergel(tempG, tempO); |
1085 |
temp14 = vec_mergeh(tempH, tempP); |
1086 |
temp15 = vec_mergel(tempH, tempP); |
1087 |
|
1088 |
vec_st(temp0, 0, dst);
|
1089 |
vec_st(temp1, 16, dst);
|
1090 |
vec_st(temp2, 32, dst);
|
1091 |
vec_st(temp3, 48, dst);
|
1092 |
vec_st(temp4, 64, dst);
|
1093 |
vec_st(temp5, 80, dst);
|
1094 |
vec_st(temp6, 96, dst);
|
1095 |
vec_st(temp7, 112, dst);
|
1096 |
vec_st(temp8, 128, dst);
|
1097 |
vec_st(temp9, 144, dst);
|
1098 |
vec_st(temp10, 160, dst);
|
1099 |
vec_st(temp11, 176, dst);
|
1100 |
vec_st(temp12, 192, dst);
|
1101 |
vec_st(temp13, 208, dst);
|
1102 |
vec_st(temp14, 224, dst);
|
1103 |
vec_st(temp15, 240, dst);
|
1104 |
} |
1105 |
|
1106 |
static inline void transpose_8x16_char_fromPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) { |
1107 |
const vector unsigned char zero = vec_splat_u8(0); |
1108 |
const vector unsigned char magic_perm = (const vector unsigned char) |
1109 |
AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
1110 |
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F); |
1111 |
|
1112 |
#define LOAD_DOUBLE_LINE(i, j) \
|
1113 |
vector unsigned char src##i = vec_ld(i * 16, src); \ |
1114 |
vector unsigned char src##j = vec_ld(j * 16, src) |
1115 |
|
1116 |
LOAD_DOUBLE_LINE(0, 1); |
1117 |
LOAD_DOUBLE_LINE(2, 3); |
1118 |
LOAD_DOUBLE_LINE(4, 5); |
1119 |
LOAD_DOUBLE_LINE(6, 7); |
1120 |
LOAD_DOUBLE_LINE(8, 9); |
1121 |
LOAD_DOUBLE_LINE(10, 11); |
1122 |
LOAD_DOUBLE_LINE(12, 13); |
1123 |
LOAD_DOUBLE_LINE(14, 15); |
1124 |
#undef LOAD_DOUBLE_LINE
|
1125 |
|
1126 |
vector unsigned char tempA = vec_mergeh(src0, src8); |
1127 |
vector unsigned char tempB; |
1128 |
vector unsigned char tempC = vec_mergeh(src1, src9); |
1129 |
vector unsigned char tempD; |
1130 |
vector unsigned char tempE = vec_mergeh(src2, src10); |
1131 |
vector unsigned char tempG = vec_mergeh(src3, src11); |
1132 |
vector unsigned char tempI = vec_mergeh(src4, src12); |
1133 |
vector unsigned char tempJ; |
1134 |
vector unsigned char tempK = vec_mergeh(src5, src13); |
1135 |
vector unsigned char tempL; |
1136 |
vector unsigned char tempM = vec_mergeh(src6, src14); |
1137 |
vector unsigned char tempO = vec_mergeh(src7, src15); |
1138 |
|
1139 |
vector unsigned char temp0 = vec_mergeh(tempA, tempI); |
1140 |
vector unsigned char temp1 = vec_mergel(tempA, tempI); |
1141 |
vector unsigned char temp2; |
1142 |
vector unsigned char temp3; |
1143 |
vector unsigned char temp4 = vec_mergeh(tempC, tempK); |
1144 |
vector unsigned char temp5 = vec_mergel(tempC, tempK); |
1145 |
vector unsigned char temp6; |
1146 |
vector unsigned char temp7; |
1147 |
vector unsigned char temp8 = vec_mergeh(tempE, tempM); |
1148 |
vector unsigned char temp9 = vec_mergel(tempE, tempM); |
1149 |
vector unsigned char temp12 = vec_mergeh(tempG, tempO); |
1150 |
vector unsigned char temp13 = vec_mergel(tempG, tempO); |
1151 |
|
1152 |
tempA = vec_mergeh(temp0, temp8); |
1153 |
tempB = vec_mergel(temp0, temp8); |
1154 |
tempC = vec_mergeh(temp1, temp9); |
1155 |
tempD = vec_mergel(temp1, temp9); |
1156 |
tempI = vec_mergeh(temp4, temp12); |
1157 |
tempJ = vec_mergel(temp4, temp12); |
1158 |
tempK = vec_mergeh(temp5, temp13); |
1159 |
tempL = vec_mergel(temp5, temp13); |
1160 |
|
1161 |
temp0 = vec_mergeh(tempA, tempI); |
1162 |
temp1 = vec_mergel(tempA, tempI); |
1163 |
temp2 = vec_mergeh(tempB, tempJ); |
1164 |
temp3 = vec_mergel(tempB, tempJ); |
1165 |
temp4 = vec_mergeh(tempC, tempK); |
1166 |
temp5 = vec_mergel(tempC, tempK); |
1167 |
temp6 = vec_mergeh(tempD, tempL); |
1168 |
temp7 = vec_mergel(tempD, tempL); |
1169 |
|
1170 |
|
1171 |
const vector signed char neg1 = vec_splat_s8(-1); |
1172 |
#define STORE_DOUBLE_LINE(i, j) \
|
1173 |
vector unsigned char dstA##i = vec_ld(i * stride, dst); \ |
1174 |
vector unsigned char dstB##i = vec_ld(i * stride + 16, dst); \ |
1175 |
vector unsigned char dstA##j = vec_ld(j * stride, dst); \ |
1176 |
vector unsigned char dstB##j = vec_ld(j * stride+ 16, dst); \ |
1177 |
vector unsigned char align##i = vec_lvsr(i * stride, dst); \ |
1178 |
vector unsigned char align##j = vec_lvsr(j * stride, dst); \ |
1179 |
vector unsigned char mask##i = vec_perm(zero, (vector unsigned char)neg1, align##i); \ |
1180 |
vector unsigned char mask##j = vec_perm(zero, (vector unsigned char)neg1, align##j); \ |
1181 |
vector unsigned char dstR##i = vec_perm(temp##i, temp##i, align##i); \ |
1182 |
vector unsigned char dstR##j = vec_perm(temp##j, temp##j, align##j); \ |
1183 |
vector unsigned char dstAF##i = vec_sel(dstA##i, dstR##i, mask##i); \ |
1184 |
vector unsigned char dstBF##i = vec_sel(dstR##i, dstB##i, mask##i); \ |
1185 |
vector unsigned char dstAF##j = vec_sel(dstA##j, dstR##j, mask##j); \ |
1186 |
vector unsigned char dstBF##j = vec_sel(dstR##j, dstB##j, mask##j); \ |
1187 |
vec_st(dstAF##i, i * stride, dst); \ |
1188 |
vec_st(dstBF##i, i * stride + 16, dst); \ |
1189 |
vec_st(dstAF##j, j * stride, dst); \ |
1190 |
vec_st(dstBF##j, j * stride + 16, dst) |
1191 |
|
1192 |
STORE_DOUBLE_LINE(0,1); |
1193 |
STORE_DOUBLE_LINE(2,3); |
1194 |
STORE_DOUBLE_LINE(4,5); |
1195 |
STORE_DOUBLE_LINE(6,7); |
1196 |
} |