postprocess_altivec_template.c
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上传日期:2014-04-03
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文件大小:45k
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Windows CE
开发平台:
C/C++
- /*
- AltiVec optimizations (C) 2004 Romain Dolbeau <romain@dolbeau.org>
- based on code by Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at)
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program 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 General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #ifdef CONFIG_DARWIN
- #define AVV(x...) (x)
- #else
- #define AVV(x...) {x}
- #endif
- #define ALTIVEC_TRANSPOSE_8x8_SHORT(src_a,src_b,src_c,src_d,src_e,src_f,src_g,src_h)
- do {
- __typeof__(src_a) tempA1, tempB1, tempC1, tempD1;
- __typeof__(src_a) tempE1, tempF1, tempG1, tempH1;
- __typeof__(src_a) tempA2, tempB2, tempC2, tempD2;
- __typeof__(src_a) tempE2, tempF2, tempG2, tempH2;
- tempA1 = vec_mergeh (src_a, src_e);
- tempB1 = vec_mergel (src_a, src_e);
- tempC1 = vec_mergeh (src_b, src_f);
- tempD1 = vec_mergel (src_b, src_f);
- tempE1 = vec_mergeh (src_c, src_g);
- tempF1 = vec_mergel (src_c, src_g);
- tempG1 = vec_mergeh (src_d, src_h);
- tempH1 = vec_mergel (src_d, src_h);
- tempA2 = vec_mergeh (tempA1, tempE1);
- tempB2 = vec_mergel (tempA1, tempE1);
- tempC2 = vec_mergeh (tempB1, tempF1);
- tempD2 = vec_mergel (tempB1, tempF1);
- tempE2 = vec_mergeh (tempC1, tempG1);
- tempF2 = vec_mergel (tempC1, tempG1);
- tempG2 = vec_mergeh (tempD1, tempH1);
- tempH2 = vec_mergel (tempD1, tempH1);
- src_a = vec_mergeh (tempA2, tempE2);
- src_b = vec_mergel (tempA2, tempE2);
- src_c = vec_mergeh (tempB2, tempF2);
- src_d = vec_mergel (tempB2, tempF2);
- src_e = vec_mergeh (tempC2, tempG2);
- src_f = vec_mergel (tempC2, tempG2);
- src_g = vec_mergeh (tempD2, tempH2);
- src_h = vec_mergel (tempD2, tempH2);
- } while (0)
- static inline int vertClassify_altivec(uint8_t src[], int stride, PPContext *c) {
- /*
- this code makes no assumption on src or stride.
- One could remove the recomputation of the perm
- vector by assuming (stride % 16) == 0, unfortunately
- this is not always true.
- */
- register int y;
- short __attribute__ ((aligned(16))) data[8];
- int numEq;
- uint8_t *src2 = src;
- vector signed short v_dcOffset;
- vector signed short v2QP;
- vector unsigned short v4QP;
- vector unsigned short v_dcThreshold;
- const int properStride = (stride % 16);
- const int srcAlign = ((unsigned long)src2 % 16);
- const int two_vectors = ((srcAlign > 8) || properStride) ? 1 : 0;
- const vector signed int zero = vec_splat_s32(0);
- const vector signed short mask = vec_splat_s16(1);
- vector signed int v_numEq = vec_splat_s32(0);
- data[0] = ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1;
- data[1] = data[0] * 2 + 1;
- data[2] = c->QP * 2;
- data[3] = c->QP * 4;
- vector signed short v_data = vec_ld(0, data);
- v_dcOffset = vec_splat(v_data, 0);
- v_dcThreshold = (vector unsigned short)vec_splat(v_data, 1);
- v2QP = vec_splat(v_data, 2);
- v4QP = (vector unsigned short)vec_splat(v_data, 3);
- src2 += stride * 4;
- vector signed short v_srcAss0, v_srcAss1, v_srcAss2, v_srcAss3, v_srcAss4, v_srcAss5, v_srcAss6, v_srcAss7;
- #define LOAD_LINE(i)
- register int j##i = i * stride;
- vector unsigned char perm##i = vec_lvsl(j##i, src2);
- const vector unsigned char v_srcA1##i = vec_ld(j##i, src2);
- vector unsigned char v_srcA2##i;
- if (two_vectors)
- v_srcA2##i = vec_ld(j##i + 16, src2);
- const vector unsigned char v_srcA##i =
- vec_perm(v_srcA1##i, v_srcA2##i, perm##i);
- v_srcAss##i =
- (vector signed short)vec_mergeh((vector signed char)zero,
- (vector signed char)v_srcA##i)
- #define LOAD_LINE_ALIGNED(i)
- register int j##i = i * stride;
- const vector unsigned char v_srcA##i = vec_ld(j##i, src2);
- v_srcAss##i =
- (vector signed short)vec_mergeh((vector signed char)zero,
- (vector signed char)v_srcA##i)
- // special casing the aligned case is worthwhile, as all call from
- // the (transposed) horizontable deblocks will be aligned, i naddition
- // to the naturraly aligned vertical deblocks.
- if (properStride && srcAlign) {
- LOAD_LINE_ALIGNED(0);
- LOAD_LINE_ALIGNED(1);
- LOAD_LINE_ALIGNED(2);
- LOAD_LINE_ALIGNED(3);
- LOAD_LINE_ALIGNED(4);
- LOAD_LINE_ALIGNED(5);
- LOAD_LINE_ALIGNED(6);
- LOAD_LINE_ALIGNED(7);
- } else {
- LOAD_LINE(0);
- LOAD_LINE(1);
- LOAD_LINE(2);
- LOAD_LINE(3);
- LOAD_LINE(4);
- LOAD_LINE(5);
- LOAD_LINE(6);
- LOAD_LINE(7);
- }
- #undef LOAD_LINE
- #undef LOAD_LINE_ALIGNED
- #define ITER(i, j)
- const vector signed short v_diff##i =
- vec_sub(v_srcAss##i, v_srcAss##j);
- const vector signed short v_sum##i =
- vec_add(v_diff##i, v_dcOffset);
- const vector signed short v_comp##i =
- (vector signed short)vec_cmplt((vector unsigned short)v_sum##i,
- v_dcThreshold);
- const vector signed short v_part##i = vec_and(mask, v_comp##i);
- v_numEq = vec_sum4s(v_part##i, v_numEq);
- ITER(0, 1);
- ITER(1, 2);
- ITER(2, 3);
- ITER(3, 4);
- ITER(4, 5);
- ITER(5, 6);
- ITER(6, 7);
- #undef ITER
- v_numEq = vec_sums(v_numEq, zero);
- v_numEq = vec_splat(v_numEq, 3);
- vec_ste(v_numEq, 0, &numEq);
- if (numEq > c->ppMode.flatnessThreshold)
- {
- const vector unsigned char mmoP1 = (const vector unsigned char)
- AVV(0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f,
- 0x00, 0x01, 0x12, 0x13, 0x08, 0x09, 0x1A, 0x1B);
- const vector unsigned char mmoP2 = (const vector unsigned char)
- AVV(0x04, 0x05, 0x16, 0x17, 0x0C, 0x0D, 0x1E, 0x1F,
- 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f);
- const vector unsigned char mmoP = (const vector unsigned char)
- vec_lvsl(8, (unsigned char*)0);
- vector signed short mmoL1 = vec_perm(v_srcAss0, v_srcAss2, mmoP1);
- vector signed short mmoL2 = vec_perm(v_srcAss4, v_srcAss6, mmoP2);
- vector signed short mmoL = vec_perm(mmoL1, mmoL2, mmoP);
- vector signed short mmoR1 = vec_perm(v_srcAss5, v_srcAss7, mmoP1);
- vector signed short mmoR2 = vec_perm(v_srcAss1, v_srcAss3, mmoP2);
- vector signed short mmoR = vec_perm(mmoR1, mmoR2, mmoP);
- vector signed short mmoDiff = vec_sub(mmoL, mmoR);
- vector unsigned short mmoSum = (vector unsigned short)vec_add(mmoDiff, v2QP);
- if (vec_any_gt(mmoSum, v4QP))
- return 0;
- else
- return 1;
- }
- else return 2;
- }
- static inline void doVertLowPass_altivec(uint8_t *src, int stride, PPContext *c) {
- /*
- this code makes no assumption on src or stride.
- One could remove the recomputation of the perm
- vector by assuming (stride % 16) == 0, unfortunately
- this is not always true. Quite a lot of load/stores
- can be removed by assuming proper alignement of
- src & stride :-(
- */
- uint8_t *src2 = src;
- const vector signed int zero = vec_splat_s32(0);
- const int properStride = (stride % 16);
- const int srcAlign = ((unsigned long)src2 % 16);
- short __attribute__ ((aligned(16))) qp[8];
- qp[0] = c->QP;
- vector signed short vqp = vec_ld(0, qp);
- vqp = vec_splat(vqp, 0);
- src2 += stride*3;
- vector signed short vb0, vb1, vb2, vb3, vb4, vb5, vb6, vb7, vb8, vb9;
- vector unsigned char vbA0, vbA1, vbA2, vbA3, vbA4, vbA5, vbA6, vbA7, vbA8, vbA9;
- vector unsigned char vbB0, vbB1, vbB2, vbB3, vbB4, vbB5, vbB6, vbB7, vbB8, vbB9;
- vector unsigned char vbT0, vbT1, vbT2, vbT3, vbT4, vbT5, vbT6, vbT7, vbT8, vbT9;
- #define LOAD_LINE(i)
- const vector unsigned char perml##i =
- vec_lvsl(i * stride, src2);
- vbA##i = vec_ld(i * stride, src2);
- vbB##i = vec_ld(i * stride + 16, src2);
- vbT##i = vec_perm(vbA##i, vbB##i, perml##i);
- vb##i =
- (vector signed short)vec_mergeh((vector unsigned char)zero,
- (vector unsigned char)vbT##i)
- #define LOAD_LINE_ALIGNED(i)
- register int j##i = i * stride;
- vbT##i = vec_ld(j##i, src2);
- vb##i =
- (vector signed short)vec_mergeh((vector signed char)zero,
- (vector signed char)vbT##i)
- // special casing the aligned case is worthwhile, as all call from
- // the (transposed) horizontable deblocks will be aligned, in addition
- // to the naturraly aligned vertical deblocks.
- if (properStride && srcAlign) {
- LOAD_LINE_ALIGNED(0);
- LOAD_LINE_ALIGNED(1);
- LOAD_LINE_ALIGNED(2);
- LOAD_LINE_ALIGNED(3);
- LOAD_LINE_ALIGNED(4);
- LOAD_LINE_ALIGNED(5);
- LOAD_LINE_ALIGNED(6);
- LOAD_LINE_ALIGNED(7);
- LOAD_LINE_ALIGNED(8);
- LOAD_LINE_ALIGNED(9);
- } else {
- LOAD_LINE(0);
- LOAD_LINE(1);
- LOAD_LINE(2);
- LOAD_LINE(3);
- LOAD_LINE(4);
- LOAD_LINE(5);
- LOAD_LINE(6);
- LOAD_LINE(7);
- LOAD_LINE(8);
- LOAD_LINE(9);
- }
- #undef LOAD_LINE
- #undef LOAD_LINE_ALIGNED
- const vector unsigned short v_1 = vec_splat_u16(1);
- const vector unsigned short v_2 = vec_splat_u16(2);
- const vector unsigned short v_4 = vec_splat_u16(4);
- const vector signed short v_diff01 = vec_sub(vb0, vb1);
- const vector unsigned short v_cmp01 =
- (const vector unsigned short) vec_cmplt(vec_abs(v_diff01), vqp);
- const vector signed short v_first = vec_sel(vb1, vb0, v_cmp01);
- const vector signed short v_diff89 = vec_sub(vb8, vb9);
- const vector unsigned short v_cmp89 =
- (const vector unsigned short) vec_cmplt(vec_abs(v_diff89), vqp);
- const vector signed short v_last = vec_sel(vb8, vb9, v_cmp89);
- const vector signed short temp01 = vec_mladd(v_first, (vector signed short)v_4, vb1);
- const vector signed short temp02 = vec_add(vb2, vb3);
- const vector signed short temp03 = vec_add(temp01, (vector signed short)v_4);
- const vector signed short v_sumsB0 = vec_add(temp02, temp03);
- const vector signed short temp11 = vec_sub(v_sumsB0, v_first);
- const vector signed short v_sumsB1 = vec_add(temp11, vb4);
- const vector signed short temp21 = vec_sub(v_sumsB1, v_first);
- const vector signed short v_sumsB2 = vec_add(temp21, vb5);
- const vector signed short temp31 = vec_sub(v_sumsB2, v_first);
- const vector signed short v_sumsB3 = vec_add(temp31, vb6);
- const vector signed short temp41 = vec_sub(v_sumsB3, v_first);
- const vector signed short v_sumsB4 = vec_add(temp41, vb7);
- const vector signed short temp51 = vec_sub(v_sumsB4, vb1);
- const vector signed short v_sumsB5 = vec_add(temp51, vb8);
- const vector signed short temp61 = vec_sub(v_sumsB5, vb2);
- const vector signed short v_sumsB6 = vec_add(temp61, v_last);
- const vector signed short temp71 = vec_sub(v_sumsB6, vb3);
- const vector signed short v_sumsB7 = vec_add(temp71, v_last);
- const vector signed short temp81 = vec_sub(v_sumsB7, vb4);
- const vector signed short v_sumsB8 = vec_add(temp81, v_last);
- const vector signed short temp91 = vec_sub(v_sumsB8, vb5);
- const vector signed short v_sumsB9 = vec_add(temp91, v_last);
- #define COMPUTE_VR(i, j, k)
- const vector signed short temps1##i =
- vec_add(v_sumsB##i, v_sumsB##k);
- const vector signed short temps2##i =
- vec_mladd(vb##j, (vector signed short)v_2, temps1##i);
- const vector signed short vr##j = vec_sra(temps2##i, v_4)
- COMPUTE_VR(0, 1, 2);
- COMPUTE_VR(1, 2, 3);
- COMPUTE_VR(2, 3, 4);
- COMPUTE_VR(3, 4, 5);
- COMPUTE_VR(4, 5, 6);
- COMPUTE_VR(5, 6, 7);
- COMPUTE_VR(6, 7, 8);
- COMPUTE_VR(7, 8, 9);
- const vector signed char neg1 = vec_splat_s8(-1);
- const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
- #define PACK_AND_STORE(i)
- const vector unsigned char perms##i =
- vec_lvsr(i * stride, src2);
- const vector unsigned char vf##i =
- vec_packsu(vr##i, (vector signed short)zero);
- const vector unsigned char vg##i =
- vec_perm(vf##i, vbT##i, permHH);
- const vector unsigned char mask##i =
- vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i);
- const vector unsigned char vg2##i =
- vec_perm(vg##i, vg##i, perms##i);
- const vector unsigned char svA##i =
- vec_sel(vbA##i, vg2##i, mask##i);
- const vector unsigned char svB##i =
- vec_sel(vg2##i, vbB##i, mask##i);
- vec_st(svA##i, i * stride, src2);
- vec_st(svB##i, i * stride + 16, src2)
- #define PACK_AND_STORE_ALIGNED(i)
- const vector unsigned char vf##i =
- vec_packsu(vr##i, (vector signed short)zero);
- const vector unsigned char vg##i =
- vec_perm(vf##i, vbT##i, permHH);
- vec_st(vg##i, i * stride, src2)
- // special casing the aligned case is worthwhile, as all call from
- // the (transposed) horizontable deblocks will be aligned, in addition
- // to the naturraly aligned vertical deblocks.
- if (properStride && srcAlign) {
- PACK_AND_STORE_ALIGNED(1);
- PACK_AND_STORE_ALIGNED(2);
- PACK_AND_STORE_ALIGNED(3);
- PACK_AND_STORE_ALIGNED(4);
- PACK_AND_STORE_ALIGNED(5);
- PACK_AND_STORE_ALIGNED(6);
- PACK_AND_STORE_ALIGNED(7);
- PACK_AND_STORE_ALIGNED(8);
- } else {
- PACK_AND_STORE(1);
- PACK_AND_STORE(2);
- PACK_AND_STORE(3);
- PACK_AND_STORE(4);
- PACK_AND_STORE(5);
- PACK_AND_STORE(6);
- PACK_AND_STORE(7);
- PACK_AND_STORE(8);
- }
- #undef PACK_AND_STORE
- #undef PACK_AND_STORE_ALIGNED
- }
- static inline void doVertDefFilter_altivec(uint8_t src[], int stride, PPContext *c) {
- /*
- this code makes no assumption on src or stride.
- One could remove the recomputation of the perm
- vector by assuming (stride % 16) == 0, unfortunately
- this is not always true. Quite a lot of load/stores
- can be removed by assuming proper alignement of
- src & stride :-(
- */
- uint8_t *src2 = src;
- const vector signed int zero = vec_splat_s32(0);
- short __attribute__ ((aligned(16))) qp[8];
- qp[0] = 8*c->QP;
- vector signed short vqp = vec_ld(0, qp);
- vqp = vec_splat(vqp, 0);
- #define LOAD_LINE(i)
- const vector unsigned char perm##i =
- vec_lvsl(i * stride, src2);
- const vector unsigned char vbA##i =
- vec_ld(i * stride, src2);
- const vector unsigned char vbB##i =
- vec_ld(i * stride + 16, src2);
- const vector unsigned char vbT##i =
- vec_perm(vbA##i, vbB##i, perm##i);
- const vector signed short vb##i =
- (vector signed short)vec_mergeh((vector unsigned char)zero,
- (vector unsigned char)vbT##i)
- src2 += stride*3;
- LOAD_LINE(1);
- LOAD_LINE(2);
- LOAD_LINE(3);
- LOAD_LINE(4);
- LOAD_LINE(5);
- LOAD_LINE(6);
- LOAD_LINE(7);
- LOAD_LINE(8);
- #undef LOAD_LINE
- const vector signed short v_1 = vec_splat_s16(1);
- const vector signed short v_2 = vec_splat_s16(2);
- const vector signed short v_5 = vec_splat_s16(5);
- const vector signed short v_32 = vec_sl(v_1,
- (vector unsigned short)v_5);
- /* middle energy */
- const vector signed short l3minusl6 = vec_sub(vb3, vb6);
- const vector signed short l5minusl4 = vec_sub(vb5, vb4);
- const vector signed short twotimes_l3minusl6 = vec_mladd(v_2, l3minusl6, (vector signed short)zero);
- const vector signed short mE = vec_mladd(v_5, l5minusl4, twotimes_l3minusl6);
- const vector signed short absmE = vec_abs(mE);
- /* left & right energy */
- const vector signed short l1minusl4 = vec_sub(vb1, vb4);
- const vector signed short l3minusl2 = vec_sub(vb3, vb2);
- const vector signed short l5minusl8 = vec_sub(vb5, vb8);
- const vector signed short l7minusl6 = vec_sub(vb7, vb6);
- const vector signed short twotimes_l1minusl4 = vec_mladd(v_2, l1minusl4, (vector signed short)zero);
- const vector signed short twotimes_l5minusl8 = vec_mladd(v_2, l5minusl8, (vector signed short)zero);
- const vector signed short lE = vec_mladd(v_5, l3minusl2, twotimes_l1minusl4);
- const vector signed short rE = vec_mladd(v_5, l7minusl6, twotimes_l5minusl8);
- /* d */
- const vector signed short ddiff = vec_sub(absmE,
- vec_min(vec_abs(lE),
- vec_abs(rE)));
- const vector signed short ddiffclamp = vec_max(ddiff, (vector signed short)zero);
- const vector signed short dtimes64 = vec_mladd(v_5, ddiffclamp, v_32);
- const vector signed short d = vec_sra(dtimes64, vec_splat_u16(6));
- const vector signed short minusd = vec_sub((vector signed short)zero, d);
- const vector signed short finald = vec_sel(minusd,
- d,
- vec_cmpgt(vec_sub((vector signed short)zero, mE),
- (vector signed short)zero));
- /* q */
- const vector signed short qtimes2 = vec_sub(vb4, vb5);
- /* for a shift right to behave like /2, we need to add one
- to all negative integer */
- const vector signed short rounddown = vec_sel((vector signed short)zero,
- v_1,
- vec_cmplt(qtimes2, (vector signed short)zero));
- const vector signed short q = vec_sra(vec_add(qtimes2, rounddown), vec_splat_u16(1));
- /* clamp */
- const vector signed short dclamp_P1 = vec_max((vector signed short)zero, finald);
- const vector signed short dclamp_P = vec_min(dclamp_P1, q);
- const vector signed short dclamp_N1 = vec_min((vector signed short)zero, finald);
- const vector signed short dclamp_N = vec_max(dclamp_N1, q);
- const vector signed short dclampedfinal = vec_sel(dclamp_N,
- dclamp_P,
- vec_cmpgt(q, (vector signed short)zero));
- const vector signed short dornotd = vec_sel((vector signed short)zero,
- dclampedfinal,
- vec_cmplt(absmE, vqp));
- /* add/substract to l4 and l5 */
- const vector signed short vb4minusd = vec_sub(vb4, dornotd);
- const vector signed short vb5plusd = vec_add(vb5, dornotd);
- /* finally, stores */
- const vector unsigned char st4 = vec_packsu(vb4minusd, (vector signed short)zero);
- const vector unsigned char st5 = vec_packsu(vb5plusd, (vector signed short)zero);
- const vector signed char neg1 = vec_splat_s8(-1);
- const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
- #define STORE(i)
- const vector unsigned char perms##i =
- vec_lvsr(i * stride, src2);
- const vector unsigned char vg##i =
- vec_perm(st##i, vbT##i, permHH);
- const vector unsigned char mask##i =
- vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##i);
- const vector unsigned char vg2##i =
- vec_perm(vg##i, vg##i, perms##i);
- const vector unsigned char svA##i =
- vec_sel(vbA##i, vg2##i, mask##i);
- const vector unsigned char svB##i =
- vec_sel(vg2##i, vbB##i, mask##i);
- vec_st(svA##i, i * stride, src2);
- vec_st(svB##i, i * stride + 16, src2)
- STORE(4);
- STORE(5);
- }
- static inline void dering_altivec(uint8_t src[], int stride, PPContext *c) {
- /*
- this code makes no assumption on src or stride.
- One could remove the recomputation of the perm
- vector by assuming (stride % 16) == 0, unfortunately
- this is not always true. Quite a lot of load/stores
- can be removed by assuming proper alignement of
- src & stride :-(
- */
- uint8_t *srcCopy = src;
- uint8_t __attribute__((aligned(16))) dt[16];
- const vector unsigned char vuint8_1 = vec_splat_u8(1);
- const vector signed int zero = vec_splat_s32(0);
- vector unsigned char v_dt;
- dt[0] = deringThreshold;
- v_dt = vec_splat(vec_ld(0, dt), 0);
- #define LOAD_LINE(i)
- const vector unsigned char perm##i =
- vec_lvsl(i * stride, srcCopy);
- vector unsigned char sA##i = vec_ld(i * stride, srcCopy);
- vector unsigned char sB##i = vec_ld(i * stride + 16, srcCopy);
- vector unsigned char src##i = vec_perm(sA##i, sB##i, perm##i)
- LOAD_LINE(0);
- LOAD_LINE(1);
- LOAD_LINE(2);
- LOAD_LINE(3);
- LOAD_LINE(4);
- LOAD_LINE(5);
- LOAD_LINE(6);
- LOAD_LINE(7);
- LOAD_LINE(8);
- LOAD_LINE(9);
- #undef LOAD_LINE
- vector unsigned char v_avg;
- {
- const vector unsigned char trunc_perm = (vector unsigned char)
- AVV(0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
- 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18);
- const vector unsigned char trunc_src12 = vec_perm(src1, src2, trunc_perm);
- const vector unsigned char trunc_src34 = vec_perm(src3, src4, trunc_perm);
- const vector unsigned char trunc_src56 = vec_perm(src5, src6, trunc_perm);
- const vector unsigned char trunc_src78 = vec_perm(src7, src8, trunc_perm);
- #define EXTRACT(op) do {
- const vector unsigned char s##op##_1 = vec_##op(trunc_src12, trunc_src34);
- const vector unsigned char s##op##_2 = vec_##op(trunc_src56, trunc_src78);
- const vector unsigned char s##op##_6 = vec_##op(s##op##_1, s##op##_2);
- const vector unsigned char s##op##_8h = vec_mergeh(s##op##_6, s##op##_6);
- const vector unsigned char s##op##_8l = vec_mergel(s##op##_6, s##op##_6);
- const vector unsigned char s##op##_9 = vec_##op(s##op##_8h, s##op##_8l);
- const vector unsigned char s##op##_9h = vec_mergeh(s##op##_9, s##op##_9);
- const vector unsigned char s##op##_9l = vec_mergel(s##op##_9, s##op##_9);
- const vector unsigned char s##op##_10 = vec_##op(s##op##_9h, s##op##_9l);
- const vector unsigned char s##op##_10h = vec_mergeh(s##op##_10, s##op##_10);
- const vector unsigned char s##op##_10l = vec_mergel(s##op##_10, s##op##_10);
- const vector unsigned char s##op##_11 = vec_##op(s##op##_10h, s##op##_10l);
- const vector unsigned char s##op##_11h = vec_mergeh(s##op##_11, s##op##_11);
- const vector unsigned char s##op##_11l = vec_mergel(s##op##_11, s##op##_11);
- v_##op = vec_##op(s##op##_11h, s##op##_11l); } while (0)
- vector unsigned char v_min;
- vector unsigned char v_max;
- EXTRACT(min);
- EXTRACT(max);
- #undef EXTRACT
- if (vec_all_lt(vec_sub(v_max, v_min), v_dt))
- return;
- v_avg = vec_avg(v_min, v_max);
- }
- signed int __attribute__((aligned(16))) S[8];
- {
- const vector unsigned short mask1 = (vector unsigned short)
- AVV(0x0001, 0x0002, 0x0004, 0x0008,
- 0x0010, 0x0020, 0x0040, 0x0080);
- const vector unsigned short mask2 = (vector unsigned short)
- AVV(0x0100, 0x0200, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000);
- const vector unsigned int vuint32_16 = vec_sl(vec_splat_u32(1), vec_splat_u32(4));
- const vector unsigned int vuint32_1 = vec_splat_u32(1);
- #define COMPARE(i)
- vector signed int sum##i;
- do {
- const vector unsigned char cmp##i =
- (vector unsigned char)vec_cmpgt(src##i, v_avg);
- const vector unsigned short cmpHi##i =
- (vector unsigned short)vec_mergeh(cmp##i, cmp##i);
- const vector unsigned short cmpLi##i =
- (vector unsigned short)vec_mergel(cmp##i, cmp##i);
- const vector signed short cmpHf##i =
- (vector signed short)vec_and(cmpHi##i, mask1);
- const vector signed short cmpLf##i =
- (vector signed short)vec_and(cmpLi##i, mask2);
- const vector signed int sump##i = vec_sum4s(cmpHf##i, zero);
- const vector signed int sumq##i = vec_sum4s(cmpLf##i, sump##i);
- sum##i = vec_sums(sumq##i, zero); } while (0)
- COMPARE(0);
- COMPARE(1);
- COMPARE(2);
- COMPARE(3);
- COMPARE(4);
- COMPARE(5);
- COMPARE(6);
- COMPARE(7);
- COMPARE(8);
- COMPARE(9);
- #undef COMPARE
- vector signed int sumA2;
- vector signed int sumB2;
- {
- const vector signed int sump02 = vec_mergel(sum0, sum2);
- const vector signed int sump13 = vec_mergel(sum1, sum3);
- const vector signed int sumA = vec_mergel(sump02, sump13);
- const vector signed int sump46 = vec_mergel(sum4, sum6);
- const vector signed int sump57 = vec_mergel(sum5, sum7);
- const vector signed int sumB = vec_mergel(sump46, sump57);
- const vector signed int sump8A = vec_mergel(sum8, zero);
- const vector signed int sump9B = vec_mergel(sum9, zero);
- const vector signed int sumC = vec_mergel(sump8A, sump9B);
- const vector signed int tA = vec_sl(vec_nor(zero, sumA), vuint32_16);
- const vector signed int tB = vec_sl(vec_nor(zero, sumB), vuint32_16);
- const vector signed int tC = vec_sl(vec_nor(zero, sumC), vuint32_16);
- const vector signed int t2A = vec_or(sumA, tA);
- const vector signed int t2B = vec_or(sumB, tB);
- const vector signed int t2C = vec_or(sumC, tC);
- const vector signed int t3A = vec_and(vec_sra(t2A, vuint32_1),
- vec_sl(t2A, vuint32_1));
- const vector signed int t3B = vec_and(vec_sra(t2B, vuint32_1),
- vec_sl(t2B, vuint32_1));
- const vector signed int t3C = vec_and(vec_sra(t2C, vuint32_1),
- vec_sl(t2C, vuint32_1));
- const vector signed int yA = vec_and(t2A, t3A);
- const vector signed int yB = vec_and(t2B, t3B);
- const vector signed int yC = vec_and(t2C, t3C);
- const vector unsigned char strangeperm1 = vec_lvsl(4, (unsigned char*)0);
- const vector unsigned char strangeperm2 = vec_lvsl(8, (unsigned char*)0);
- const vector signed int sumAd4 = vec_perm(yA, yB, strangeperm1);
- const vector signed int sumAd8 = vec_perm(yA, yB, strangeperm2);
- const vector signed int sumBd4 = vec_perm(yB, yC, strangeperm1);
- const vector signed int sumBd8 = vec_perm(yB, yC, strangeperm2);
- const vector signed int sumAp = vec_and(yA,
- vec_and(sumAd4,sumAd8));
- const vector signed int sumBp = vec_and(yB,
- vec_and(sumBd4,sumBd8));
- sumA2 = vec_or(sumAp,
- vec_sra(sumAp,
- vuint32_16));
- sumB2 = vec_or(sumBp,
- vec_sra(sumBp,
- vuint32_16));
- }
- vec_st(sumA2, 0, S);
- vec_st(sumB2, 16, S);
- }
- /* I'm not sure the following is actually faster
- than straight, unvectorized C code :-( */
- int __attribute__((aligned(16))) tQP2[4];
- tQP2[0]= c->QP/2 + 1;
- vector signed int vQP2 = vec_ld(0, tQP2);
- vQP2 = vec_splat(vQP2, 0);
- const vector unsigned char vuint8_2 = vec_splat_u8(2);
- const vector signed int vsint32_8 = vec_splat_s32(8);
- const vector unsigned int vuint32_4 = vec_splat_u32(4);
- const vector unsigned char permA1 = (vector unsigned char)
- AVV(0x00, 0x01, 0x02, 0x10, 0x11, 0x12, 0x1F, 0x1F,
- 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F);
- const vector unsigned char permA2 = (vector unsigned char)
- AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x10, 0x11,
- 0x12, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F);
- const vector unsigned char permA1inc = (vector unsigned char)
- AVV(0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
- const vector unsigned char permA2inc = (vector unsigned char)
- AVV(0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01,
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
- const vector unsigned char magic = (vector unsigned char)
- AVV(0x01, 0x02, 0x01, 0x02, 0x04, 0x02, 0x01, 0x02,
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
- const vector unsigned char extractPerm = (vector unsigned char)
- AVV(0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01,
- 0x10, 0x10, 0x10, 0x01, 0x10, 0x10, 0x10, 0x01);
- const vector unsigned char extractPermInc = (vector unsigned char)
- AVV(0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01,
- 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01);
- const vector unsigned char identity = vec_lvsl(0,(unsigned char *)0);
- const vector unsigned char tenRight = (vector unsigned char)
- AVV(0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
- const vector unsigned char eightLeft = (vector unsigned char)
- AVV(0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08);
- #define F_INIT(i)
- vector unsigned char tenRightM##i = tenRight;
- vector unsigned char permA1M##i = permA1;
- vector unsigned char permA2M##i = permA2;
- vector unsigned char extractPermM##i = extractPerm
- #define F2(i, j, k, l)
- if (S[i] & (1 << (l+1))) {
- const vector unsigned char a_##j##_A##l =
- vec_perm(src##i, src##j, permA1M##i);
- const vector unsigned char a_##j##_B##l =
- vec_perm(a_##j##_A##l, src##k, permA2M##i);
- const vector signed int a_##j##_sump##l =
- (vector signed int)vec_msum(a_##j##_B##l, magic,
- (vector unsigned int)zero);
- vector signed int F_##j##_##l =
- vec_sr(vec_sums(a_##j##_sump##l, vsint32_8), vuint32_4);
- F_##j##_##l = vec_splat(F_##j##_##l, 3);
- const vector signed int p_##j##_##l =
- (vector signed int)vec_perm(src##j,
- (vector unsigned char)zero,
- extractPermM##i);
- const vector signed int sum_##j##_##l = vec_add( p_##j##_##l, vQP2);
- const vector signed int diff_##j##_##l = vec_sub( p_##j##_##l, vQP2);
- vector signed int newpm_##j##_##l;
- if (vec_all_lt(sum_##j##_##l, F_##j##_##l))
- newpm_##j##_##l = sum_##j##_##l;
- else if (vec_all_gt(diff_##j##_##l, F_##j##_##l))
- newpm_##j##_##l = diff_##j##_##l;
- else newpm_##j##_##l = F_##j##_##l;
- const vector unsigned char newpm2_##j##_##l =
- vec_splat((vector unsigned char)newpm_##j##_##l, 15);
- const vector unsigned char mask##j##l = vec_add(identity,
- tenRightM##i);
- src##j = vec_perm(src##j, newpm2_##j##_##l, mask##j##l);
- }
- permA1M##i = vec_add(permA1M##i, permA1inc);
- permA2M##i = vec_add(permA2M##i, permA2inc);
- tenRightM##i = vec_sro(tenRightM##i, eightLeft);
- extractPermM##i = vec_add(extractPermM##i, extractPermInc)
- #define ITER(i, j, k)
- F_INIT(i);
- F2(i, j, k, 0);
- F2(i, j, k, 1);
- F2(i, j, k, 2);
- F2(i, j, k, 3);
- F2(i, j, k, 4);
- F2(i, j, k, 5);
- F2(i, j, k, 6);
- F2(i, j, k, 7)
- ITER(0, 1, 2);
- ITER(1, 2, 3);
- ITER(2, 3, 4);
- ITER(3, 4, 5);
- ITER(4, 5, 6);
- ITER(5, 6, 7);
- ITER(6, 7, 8);
- ITER(7, 8, 9);
- const vector signed char neg1 = vec_splat_s8(-1);
- #define STORE_LINE(i)
- const vector unsigned char permST##i =
- vec_lvsr(i * stride, srcCopy);
- const vector unsigned char maskST##i =
- vec_perm((vector unsigned char)zero,
- (vector unsigned char)neg1, permST##i);
- src##i = vec_perm(src##i ,src##i, permST##i);
- sA##i= vec_sel(sA##i, src##i, maskST##i);
- sB##i= vec_sel(src##i, sB##i, maskST##i);
- vec_st(sA##i, i * stride, srcCopy);
- vec_st(sB##i, i * stride + 16, srcCopy)
- STORE_LINE(1);
- STORE_LINE(2);
- STORE_LINE(3);
- STORE_LINE(4);
- STORE_LINE(5);
- STORE_LINE(6);
- STORE_LINE(7);
- STORE_LINE(8);
- #undef STORE_LINE
- #undef ITER
- #undef F2
- }
- #define doHorizLowPass_altivec(a...) doHorizLowPass_C(a)
- #define doHorizDefFilter_altivec(a...) doHorizDefFilter_C(a)
- #define do_a_deblock_altivec(a...) do_a_deblock_C(a)
- static inline void RENAME(tempNoiseReducer)(uint8_t *src, int stride,
- uint8_t *tempBlured, uint32_t *tempBluredPast, int *maxNoise)
- {
- const vector signed int zero = vec_splat_s32(0);
- const vector signed short vsint16_1 = vec_splat_s16(1);
- vector signed int v_dp = zero;
- vector signed int v_sysdp = zero;
- int d, sysd, i;
- tempBluredPast[127]= maxNoise[0];
- tempBluredPast[128]= maxNoise[1];
- tempBluredPast[129]= maxNoise[2];
- #define LOAD_LINE(src, i)
- register int j##src##i = i * stride;
- vector unsigned char perm##src##i = vec_lvsl(j##src##i, src);
- const vector unsigned char v_##src##A1##i = vec_ld(j##src##i, src);
- const vector unsigned char v_##src##A2##i = vec_ld(j##src##i + 16, src);
- const vector unsigned char v_##src##A##i =
- vec_perm(v_##src##A1##i, v_##src##A2##i, perm##src##i);
- vector signed short v_##src##Ass##i =
- (vector signed short)vec_mergeh((vector signed char)zero,
- (vector signed char)v_##src##A##i)
- LOAD_LINE(src, 0);
- LOAD_LINE(src, 1);
- LOAD_LINE(src, 2);
- LOAD_LINE(src, 3);
- LOAD_LINE(src, 4);
- LOAD_LINE(src, 5);
- LOAD_LINE(src, 6);
- LOAD_LINE(src, 7);
- LOAD_LINE(tempBlured, 0);
- LOAD_LINE(tempBlured, 1);
- LOAD_LINE(tempBlured, 2);
- LOAD_LINE(tempBlured, 3);
- LOAD_LINE(tempBlured, 4);
- LOAD_LINE(tempBlured, 5);
- LOAD_LINE(tempBlured, 6);
- LOAD_LINE(tempBlured, 7);
- #undef LOAD_LINE
- #define ACCUMULATE_DIFFS(i)
- vector signed short v_d##i = vec_sub(v_tempBluredAss##i,
- v_srcAss##i);
- v_dp = vec_msums(v_d##i, v_d##i, v_dp);
- v_sysdp = vec_msums(v_d##i, vsint16_1, v_sysdp)
- ACCUMULATE_DIFFS(0);
- ACCUMULATE_DIFFS(1);
- ACCUMULATE_DIFFS(2);
- ACCUMULATE_DIFFS(3);
- ACCUMULATE_DIFFS(4);
- ACCUMULATE_DIFFS(5);
- ACCUMULATE_DIFFS(6);
- ACCUMULATE_DIFFS(7);
- #undef ACCUMULATE_DIFFS
- v_dp = vec_sums(v_dp, zero);
- v_sysdp = vec_sums(v_sysdp, zero);
- v_dp = vec_splat(v_dp, 3);
- v_sysdp = vec_splat(v_sysdp, 3);
- vec_ste(v_dp, 0, &d);
- vec_ste(v_sysdp, 0, &sysd);
- i = d;
- d = (4*d
- +(*(tempBluredPast-256))
- +(*(tempBluredPast-1))+ (*(tempBluredPast+1))
- +(*(tempBluredPast+256))
- +4)>>3;
- *tempBluredPast=i;
- if (d > maxNoise[1]) {
- if (d < maxNoise[2]) {
- #define OP(i) v_tempBluredAss##i = vec_avg(v_tempBluredAss##i, v_srcAss##i);
- OP(0);
- OP(1);
- OP(2);
- OP(3);
- OP(4);
- OP(5);
- OP(6);
- OP(7);
- #undef OP
- } else {
- #define OP(i) v_tempBluredAss##i = v_srcAss##i;
- OP(0);
- OP(1);
- OP(2);
- OP(3);
- OP(4);
- OP(5);
- OP(6);
- OP(7);
- #undef OP
- }
- } else {
- if (d < maxNoise[0]) {
- const vector signed short vsint16_7 = vec_splat_s16(7);
- const vector signed short vsint16_4 = vec_splat_s16(4);
- const vector unsigned short vuint16_3 = vec_splat_u16(3);
- #define OP(i)
- const vector signed short v_temp##i =
- vec_mladd(v_tempBluredAss##i,
- vsint16_7, v_srcAss##i);
- const vector signed short v_temp2##i =
- vec_add(v_temp##i, vsint16_4);
- v_tempBluredAss##i = vec_sr(v_temp2##i, vuint16_3)
- OP(0);
- OP(1);
- OP(2);
- OP(3);
- OP(4);
- OP(5);
- OP(6);
- OP(7);
- #undef OP
- } else {
- const vector signed short vsint16_3 = vec_splat_s16(3);
- const vector signed short vsint16_2 = vec_splat_s16(2);
- #define OP(i)
- const vector signed short v_temp##i =
- vec_mladd(v_tempBluredAss##i,
- vsint16_3, v_srcAss##i);
- const vector signed short v_temp2##i =
- vec_add(v_temp##i, vsint16_2);
- v_tempBluredAss##i = vec_sr(v_temp2##i, (vector unsigned short)vsint16_2)
- OP(0);
- OP(1);
- OP(2);
- OP(3);
- OP(4);
- OP(5);
- OP(6);
- OP(7);
- #undef OP
- }
- }
- const vector signed char neg1 = vec_splat_s8(-1);
- const vector unsigned char permHH = (const vector unsigned char)AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
- #define PACK_AND_STORE(src, i)
- const vector unsigned char perms##src##i =
- vec_lvsr(i * stride, src);
- const vector unsigned char vf##src##i =
- vec_packsu(v_tempBluredAss##i, (vector signed short)zero);
- const vector unsigned char vg##src##i =
- vec_perm(vf##src##i, v_##src##A##i, permHH);
- const vector unsigned char mask##src##i =
- vec_perm((vector unsigned char)zero, (vector unsigned char)neg1, perms##src##i);
- const vector unsigned char vg2##src##i =
- vec_perm(vg##src##i, vg##src##i, perms##src##i);
- const vector unsigned char svA##src##i =
- vec_sel(v_##src##A1##i, vg2##src##i, mask##src##i);
- const vector unsigned char svB##src##i =
- vec_sel(vg2##src##i, v_##src##A2##i, mask##src##i);
- vec_st(svA##src##i, i * stride, src);
- vec_st(svB##src##i, i * stride + 16, src)
- PACK_AND_STORE(src, 0);
- PACK_AND_STORE(src, 1);
- PACK_AND_STORE(src, 2);
- PACK_AND_STORE(src, 3);
- PACK_AND_STORE(src, 4);
- PACK_AND_STORE(src, 5);
- PACK_AND_STORE(src, 6);
- PACK_AND_STORE(src, 7);
- PACK_AND_STORE(tempBlured, 0);
- PACK_AND_STORE(tempBlured, 1);
- PACK_AND_STORE(tempBlured, 2);
- PACK_AND_STORE(tempBlured, 3);
- PACK_AND_STORE(tempBlured, 4);
- PACK_AND_STORE(tempBlured, 5);
- PACK_AND_STORE(tempBlured, 6);
- PACK_AND_STORE(tempBlured, 7);
- #undef PACK_AND_STORE
- }
- static inline void transpose_16x8_char_toPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) {
- const vector unsigned char zero = vec_splat_u8(0);
- #define LOAD_DOUBLE_LINE(i, j)
- vector unsigned char perm1##i = vec_lvsl(i * stride, src);
- vector unsigned char perm2##i = vec_lvsl(j * stride, src);
- vector unsigned char srcA##i = vec_ld(i * stride, src);
- vector unsigned char srcB##i = vec_ld(i * stride + 16, src);
- vector unsigned char srcC##i = vec_ld(j * stride, src);
- vector unsigned char srcD##i = vec_ld(j * stride+ 16, src);
- vector unsigned char src##i = vec_perm(srcA##i, srcB##i, perm1##i);
- vector unsigned char src##j = vec_perm(srcC##i, srcD##i, perm2##i)
- LOAD_DOUBLE_LINE(0, 1);
- LOAD_DOUBLE_LINE(2, 3);
- LOAD_DOUBLE_LINE(4, 5);
- LOAD_DOUBLE_LINE(6, 7);
- #undef LOAD_DOUBLE_LINE
- vector unsigned char tempA = vec_mergeh(src0, zero);
- vector unsigned char tempB = vec_mergel(src0, zero);
- vector unsigned char tempC = vec_mergeh(src1, zero);
- vector unsigned char tempD = vec_mergel(src1, zero);
- vector unsigned char tempE = vec_mergeh(src2, zero);
- vector unsigned char tempF = vec_mergel(src2, zero);
- vector unsigned char tempG = vec_mergeh(src3, zero);
- vector unsigned char tempH = vec_mergel(src3, zero);
- vector unsigned char tempI = vec_mergeh(src4, zero);
- vector unsigned char tempJ = vec_mergel(src4, zero);
- vector unsigned char tempK = vec_mergeh(src5, zero);
- vector unsigned char tempL = vec_mergel(src5, zero);
- vector unsigned char tempM = vec_mergeh(src6, zero);
- vector unsigned char tempN = vec_mergel(src6, zero);
- vector unsigned char tempO = vec_mergeh(src7, zero);
- vector unsigned char tempP = vec_mergel(src7, zero);
- vector unsigned char temp0 = vec_mergeh(tempA, tempI);
- vector unsigned char temp1 = vec_mergel(tempA, tempI);
- vector unsigned char temp2 = vec_mergeh(tempB, tempJ);
- vector unsigned char temp3 = vec_mergel(tempB, tempJ);
- vector unsigned char temp4 = vec_mergeh(tempC, tempK);
- vector unsigned char temp5 = vec_mergel(tempC, tempK);
- vector unsigned char temp6 = vec_mergeh(tempD, tempL);
- vector unsigned char temp7 = vec_mergel(tempD, tempL);
- vector unsigned char temp8 = vec_mergeh(tempE, tempM);
- vector unsigned char temp9 = vec_mergel(tempE, tempM);
- vector unsigned char temp10 = vec_mergeh(tempF, tempN);
- vector unsigned char temp11 = vec_mergel(tempF, tempN);
- vector unsigned char temp12 = vec_mergeh(tempG, tempO);
- vector unsigned char temp13 = vec_mergel(tempG, tempO);
- vector unsigned char temp14 = vec_mergeh(tempH, tempP);
- vector unsigned char temp15 = vec_mergel(tempH, tempP);
- tempA = vec_mergeh(temp0, temp8);
- tempB = vec_mergel(temp0, temp8);
- tempC = vec_mergeh(temp1, temp9);
- tempD = vec_mergel(temp1, temp9);
- tempE = vec_mergeh(temp2, temp10);
- tempF = vec_mergel(temp2, temp10);
- tempG = vec_mergeh(temp3, temp11);
- tempH = vec_mergel(temp3, temp11);
- tempI = vec_mergeh(temp4, temp12);
- tempJ = vec_mergel(temp4, temp12);
- tempK = vec_mergeh(temp5, temp13);
- tempL = vec_mergel(temp5, temp13);
- tempM = vec_mergeh(temp6, temp14);
- tempN = vec_mergel(temp6, temp14);
- tempO = vec_mergeh(temp7, temp15);
- tempP = vec_mergel(temp7, temp15);
- temp0 = vec_mergeh(tempA, tempI);
- temp1 = vec_mergel(tempA, tempI);
- temp2 = vec_mergeh(tempB, tempJ);
- temp3 = vec_mergel(tempB, tempJ);
- temp4 = vec_mergeh(tempC, tempK);
- temp5 = vec_mergel(tempC, tempK);
- temp6 = vec_mergeh(tempD, tempL);
- temp7 = vec_mergel(tempD, tempL);
- temp8 = vec_mergeh(tempE, tempM);
- temp9 = vec_mergel(tempE, tempM);
- temp10 = vec_mergeh(tempF, tempN);
- temp11 = vec_mergel(tempF, tempN);
- temp12 = vec_mergeh(tempG, tempO);
- temp13 = vec_mergel(tempG, tempO);
- temp14 = vec_mergeh(tempH, tempP);
- temp15 = vec_mergel(tempH, tempP);
- vec_st(temp0, 0, dst);
- vec_st(temp1, 16, dst);
- vec_st(temp2, 32, dst);
- vec_st(temp3, 48, dst);
- vec_st(temp4, 64, dst);
- vec_st(temp5, 80, dst);
- vec_st(temp6, 96, dst);
- vec_st(temp7, 112, dst);
- vec_st(temp8, 128, dst);
- vec_st(temp9, 144, dst);
- vec_st(temp10, 160, dst);
- vec_st(temp11, 176, dst);
- vec_st(temp12, 192, dst);
- vec_st(temp13, 208, dst);
- vec_st(temp14, 224, dst);
- vec_st(temp15, 240, dst);
- }
- static inline void transpose_8x16_char_fromPackedAlign_altivec(unsigned char* dst, unsigned char* src, int stride) {
- const vector unsigned char zero = vec_splat_u8(0);
- const vector unsigned char magic_perm = (const vector unsigned char)
- AVV(0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F);
- #define LOAD_DOUBLE_LINE(i, j)
- vector unsigned char src##i = vec_ld(i * 16, src);
- vector unsigned char src##j = vec_ld(j * 16, src)
- LOAD_DOUBLE_LINE(0, 1);
- LOAD_DOUBLE_LINE(2, 3);
- LOAD_DOUBLE_LINE(4, 5);
- LOAD_DOUBLE_LINE(6, 7);
- LOAD_DOUBLE_LINE(8, 9);
- LOAD_DOUBLE_LINE(10, 11);
- LOAD_DOUBLE_LINE(12, 13);
- LOAD_DOUBLE_LINE(14, 15);
- #undef LOAD_DOUBLE_LINE
- vector unsigned char tempA = vec_mergeh(src0, src8);
- vector unsigned char tempB;
- vector unsigned char tempC = vec_mergeh(src1, src9);
- vector unsigned char tempD;
- vector unsigned char tempE = vec_mergeh(src2, src10);
- vector unsigned char tempG = vec_mergeh(src3, src11);
- vector unsigned char tempI = vec_mergeh(src4, src12);
- vector unsigned char tempJ;
- vector unsigned char tempK = vec_mergeh(src5, src13);
- vector unsigned char tempL;
- vector unsigned char tempM = vec_mergeh(src6, src14);
- vector unsigned char tempO = vec_mergeh(src7, src15);
- vector unsigned char temp0 = vec_mergeh(tempA, tempI);
- vector unsigned char temp1 = vec_mergel(tempA, tempI);
- vector unsigned char temp2;
- vector unsigned char temp3;
- vector unsigned char temp4 = vec_mergeh(tempC, tempK);
- vector unsigned char temp5 = vec_mergel(tempC, tempK);
- vector unsigned char temp6;
- vector unsigned char temp7;
- vector unsigned char temp8 = vec_mergeh(tempE, tempM);
- vector unsigned char temp9 = vec_mergel(tempE, tempM);
- vector unsigned char temp12 = vec_mergeh(tempG, tempO);
- vector unsigned char temp13 = vec_mergel(tempG, tempO);
- tempA = vec_mergeh(temp0, temp8);
- tempB = vec_mergel(temp0, temp8);
- tempC = vec_mergeh(temp1, temp9);
- tempD = vec_mergel(temp1, temp9);
- tempI = vec_mergeh(temp4, temp12);
- tempJ = vec_mergel(temp4, temp12);
- tempK = vec_mergeh(temp5, temp13);
- tempL = vec_mergel(temp5, temp13);
- temp0 = vec_mergeh(tempA, tempI);
- temp1 = vec_mergel(tempA, tempI);
- temp2 = vec_mergeh(tempB, tempJ);
- temp3 = vec_mergel(tempB, tempJ);
- temp4 = vec_mergeh(tempC, tempK);
- temp5 = vec_mergel(tempC, tempK);
- temp6 = vec_mergeh(tempD, tempL);
- temp7 = vec_mergel(tempD, tempL);
- const vector signed char neg1 = vec_splat_s8(-1);
- #define STORE_DOUBLE_LINE(i, j)
- vector unsigned char dstA##i = vec_ld(i * stride, dst);
- vector unsigned char dstB##i = vec_ld(i * stride + 16, dst);
- vector unsigned char dstA##j = vec_ld(j * stride, dst);
- vector unsigned char dstB##j = vec_ld(j * stride+ 16, dst);
- vector unsigned char align##i = vec_lvsr(i * stride, dst);
- vector unsigned char align##j = vec_lvsr(j * stride, dst);
- vector unsigned char mask##i = vec_perm(zero, (vector unsigned char)neg1, align##i);
- vector unsigned char mask##j = vec_perm(zero, (vector unsigned char)neg1, align##j);
- vector unsigned char dstR##i = vec_perm(temp##i, temp##i, align##i);
- vector unsigned char dstR##j = vec_perm(temp##j, temp##j, align##j);
- vector unsigned char dstAF##i = vec_sel(dstA##i, dstR##i, mask##i);
- vector unsigned char dstBF##i = vec_sel(dstR##i, dstB##i, mask##i);
- vector unsigned char dstAF##j = vec_sel(dstA##j, dstR##j, mask##j);
- vector unsigned char dstBF##j = vec_sel(dstR##j, dstB##j, mask##j);
- vec_st(dstAF##i, i * stride, dst);
- vec_st(dstBF##i, i * stride + 16, dst);
- vec_st(dstAF##j, j * stride, dst);
- vec_st(dstBF##j, j * stride + 16, dst)
- STORE_DOUBLE_LINE(0,1);
- STORE_DOUBLE_LINE(2,3);
- STORE_DOUBLE_LINE(4,5);
- STORE_DOUBLE_LINE(6,7);
- }