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#include "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/ppc/cpu.h" |
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#include "libavutil/ppc/util_altivec.h" |
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#include "libavcodec/avcodec.h" |
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#include "libavcodec/mpegvideo.h" |
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#include "libavcodec/me_cmp.h" |
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#if HAVE_ALTIVEC |
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#if HAVE_BIGENDIAN |
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#define GET_PERM(per1, per2, pix) {\ |
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per1 = vec_lvsl(0, pix);\ |
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per2 = vec_add(per1, vec_splat_u8(1));\ |
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} |
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#define LOAD_PIX(v, iv, pix, per1, per2) {\ |
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vector unsigned char pix2l = vec_ld(0, pix);\ |
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vector unsigned char pix2r = vec_ld(16, pix);\ |
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v = vec_perm(pix2l, pix2r, per1);\ |
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iv = vec_perm(pix2l, pix2r, per2);\ |
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} |
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#else |
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#define GET_PERM(per1, per2, pix) {} |
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#define LOAD_PIX(v, iv, pix, per1, per2) {\ |
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v = vec_vsx_ld(0, pix);\ |
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iv = vec_vsx_ld(1, pix);\ |
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} |
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#endif |
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static int sad16_x2_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s = 0; |
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const vector unsigned char zero = |
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(const vector unsigned char) vec_splat_u8(0); |
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vector unsigned int sad = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumdiffs; |
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vector unsigned char perm1, perm2, pix2v, pix2iv; |
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GET_PERM(perm1, perm2, pix2); |
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for (i = 0; i < h; i++) { |
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vector unsigned char pix1v = vec_ld(0, pix1); |
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LOAD_PIX(pix2v, pix2iv, pix2, perm1, perm2); |
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vector unsigned char avgv = vec_avg(pix2v, pix2iv); |
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vector unsigned char t5 = vec_sub(vec_max(pix1v, avgv), |
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vec_min(pix1v, avgv)); |
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sad = vec_sum4s(t5, sad); |
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pix1 += stride; |
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pix2 += stride; |
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} |
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sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); |
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sumdiffs = vec_splat(sumdiffs, 3); |
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vec_ste(sumdiffs, 0, &s); |
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return s; |
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} |
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static int sad16_y2_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s = 0; |
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const vector unsigned char zero = |
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(const vector unsigned char) vec_splat_u8(0); |
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vector unsigned char pix1v, pix3v, avgv, t5; |
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vector unsigned int sad = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumdiffs; |
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const uint8_t *pix3 = pix2 + stride; |
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vector unsigned char pix2v = VEC_LD(0, pix2); |
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for (i = 0; i < h; i++) { |
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pix1v = vec_ld(0, pix1); |
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pix3v = VEC_LD(0, pix3); |
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avgv = vec_avg(pix2v, pix3v); |
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t5 = vec_sub(vec_max(pix1v, avgv), vec_min(pix1v, avgv)); |
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sad = vec_sum4s(t5, sad); |
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pix1 += stride; |
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pix2v = pix3v; |
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pix3 += stride; |
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} |
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sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); |
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sumdiffs = vec_splat(sumdiffs, 3); |
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vec_ste(sumdiffs, 0, &s); |
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return s; |
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} |
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static int sad16_xy2_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s = 0; |
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const uint8_t *pix3 = pix2 + stride; |
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const vector unsigned char zero = |
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(const vector unsigned char) vec_splat_u8(0); |
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const vector unsigned short two = |
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(const vector unsigned short) vec_splat_u16(2); |
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vector unsigned char avgv, t5; |
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vector unsigned char pix1v, pix3v, pix3iv; |
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vector unsigned short pix3lv, pix3hv, pix3ilv, pix3ihv; |
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vector unsigned short avghv, avglv; |
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vector unsigned int sad = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumdiffs; |
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vector unsigned char perm1, perm2, pix2v, pix2iv; |
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GET_PERM(perm1, perm2, pix2); |
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LOAD_PIX(pix2v, pix2iv, pix2, perm1, perm2); |
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vector unsigned short pix2hv = |
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(vector unsigned short) VEC_MERGEH(zero, pix2v); |
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vector unsigned short pix2lv = |
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(vector unsigned short) VEC_MERGEL(zero, pix2v); |
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vector unsigned short pix2ihv = |
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(vector unsigned short) VEC_MERGEH(zero, pix2iv); |
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vector unsigned short pix2ilv = |
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(vector unsigned short) VEC_MERGEL(zero, pix2iv); |
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vector unsigned short t1 = vec_add(pix2hv, pix2ihv); |
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vector unsigned short t2 = vec_add(pix2lv, pix2ilv); |
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vector unsigned short t3, t4; |
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for (i = 0; i < h; i++) { |
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pix1v = vec_ld(0, pix1); |
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LOAD_PIX(pix3v, pix3iv, pix3, perm1, perm2); |
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pix3hv = (vector unsigned short) VEC_MERGEH(zero, pix3v); |
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pix3lv = (vector unsigned short) VEC_MERGEL(zero, pix3v); |
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pix3ihv = (vector unsigned short) VEC_MERGEH(zero, pix3iv); |
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pix3ilv = (vector unsigned short) VEC_MERGEL(zero, pix3iv); |
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t3 = vec_add(pix3hv, pix3ihv); |
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t4 = vec_add(pix3lv, pix3ilv); |
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avghv = vec_sr(vec_add(vec_add(t1, t3), two), two); |
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avglv = vec_sr(vec_add(vec_add(t2, t4), two), two); |
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avgv = vec_pack(avghv, avglv); |
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t5 = vec_sub(vec_max(pix1v, avgv), vec_min(pix1v, avgv)); |
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sad = vec_sum4s(t5, sad); |
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pix1 += stride; |
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pix3 += stride; |
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t1 = t3; |
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t2 = t4; |
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} |
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sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); |
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sumdiffs = vec_splat(sumdiffs, 3); |
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vec_ste(sumdiffs, 0, &s); |
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return s; |
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} |
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static int sad16_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s; |
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const vector unsigned int zero = |
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(const vector unsigned int) vec_splat_u32(0); |
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vector unsigned int sad = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumdiffs; |
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for (i = 0; i < h; i++) { |
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vector unsigned char t1 =vec_ld(0, pix1); |
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vector unsigned char t2 = VEC_LD(0, pix2); |
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vector unsigned char t3 = vec_max(t1, t2); |
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vector unsigned char t4 = vec_min(t1, t2); |
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vector unsigned char t5 = vec_sub(t3, t4); |
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sad = vec_sum4s(t5, sad); |
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pix1 += stride; |
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pix2 += stride; |
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} |
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sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); |
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sumdiffs = vec_splat(sumdiffs, 3); |
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vec_ste(sumdiffs, 0, &s); |
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return s; |
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} |
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static int sad8_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s; |
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const vector unsigned int zero = |
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(const vector unsigned int) vec_splat_u32(0); |
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const vector unsigned char permclear = |
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(vector unsigned char) |
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{ 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0 }; |
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vector unsigned int sad = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumdiffs; |
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for (i = 0; i < h; i++) { |
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vector unsigned char pix1l = VEC_LD(0, pix1); |
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vector unsigned char pix2l = VEC_LD(0, pix2); |
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vector unsigned char t1 = vec_and(pix1l, permclear); |
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vector unsigned char t2 = vec_and(pix2l, permclear); |
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vector unsigned char t3 = vec_max(t1, t2); |
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vector unsigned char t4 = vec_min(t1, t2); |
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vector unsigned char t5 = vec_sub(t3, t4); |
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sad = vec_sum4s(t5, sad); |
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pix1 += stride; |
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pix2 += stride; |
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} |
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sumdiffs = vec_sums((vector signed int) sad, (vector signed int) zero); |
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sumdiffs = vec_splat(sumdiffs, 3); |
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vec_ste(sumdiffs, 0, &s); |
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return s; |
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} |
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static int sse8_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s; |
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const vector unsigned int zero = |
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(const vector unsigned int) vec_splat_u32(0); |
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const vector unsigned char permclear = |
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(vector unsigned char) |
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{ 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0 }; |
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vector unsigned int sum = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumsqr; |
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for (i = 0; i < h; i++) { |
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vector unsigned char t1 = vec_and(VEC_LD(0, pix1), permclear); |
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vector unsigned char t2 = vec_and(VEC_LD(0, pix2), permclear); |
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vector unsigned char t3 = vec_max(t1, t2); |
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vector unsigned char t4 = vec_min(t1, t2); |
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vector unsigned char t5 = vec_sub(t3, t4); |
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sum = vec_msum(t5, t5, sum); |
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pix1 += stride; |
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pix2 += stride; |
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} |
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sumsqr = vec_sums((vector signed int) sum, (vector signed int) zero); |
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sumsqr = vec_splat(sumsqr, 3); |
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vec_ste(sumsqr, 0, &s); |
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return s; |
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} |
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static int sse16_altivec(MpegEncContext *v, const uint8_t *pix1, const uint8_t *pix2, |
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ptrdiff_t stride, int h) |
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{ |
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int i; |
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int __attribute__((aligned(16))) s; |
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const vector unsigned int zero = |
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(const vector unsigned int) vec_splat_u32(0); |
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vector unsigned int sum = (vector unsigned int) vec_splat_u32(0); |
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vector signed int sumsqr; |
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for (i = 0; i < h; i++) { |
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vector unsigned char t1 = vec_ld(0, pix1); |
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vector unsigned char t2 = VEC_LD(0, pix2); |
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vector unsigned char t3 = vec_max(t1, t2); |
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vector unsigned char t4 = vec_min(t1, t2); |
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vector unsigned char t5 = vec_sub(t3, t4); |
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sum = vec_msum(t5, t5, sum); |
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pix1 += stride; |
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pix2 += stride; |
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} |
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sumsqr = vec_sums((vector signed int) sum, (vector signed int) zero); |
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sumsqr = vec_splat(sumsqr, 3); |
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vec_ste(sumsqr, 0, &s); |
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return s; |
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} |
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static int hadamard8_diff8x8_altivec(MpegEncContext *s, const uint8_t *dst, |
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const uint8_t *src, ptrdiff_t stride, int h) |
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{ |
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int __attribute__((aligned(16))) sum; |
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register const vector unsigned char vzero = |
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(const vector unsigned char) vec_splat_u8(0); |
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register vector signed short temp0, temp1, temp2, temp3, temp4, |
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temp5, temp6, temp7; |
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{ |
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register const vector signed short vprod1 = |
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(const vector signed short) { 1, -1, 1, -1, 1, -1, 1, -1 }; |
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register const vector signed short vprod2 = |
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(const vector signed short) { 1, 1, -1, -1, 1, 1, -1, -1 }; |
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register const vector signed short vprod3 = |
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(const vector signed short) { 1, 1, 1, 1, -1, -1, -1, -1 }; |
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register const vector unsigned char perm1 = |
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(const vector unsigned char) |
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{ 0x02, 0x03, 0x00, 0x01, 0x06, 0x07, 0x04, 0x05, |
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0x0A, 0x0B, 0x08, 0x09, 0x0E, 0x0F, 0x0C, 0x0D }; |
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register const vector unsigned char perm2 = |
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(const vector unsigned char) |
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{ 0x04, 0x05, 0x06, 0x07, 0x00, 0x01, 0x02, 0x03, |
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0x0C, 0x0D, 0x0E, 0x0F, 0x08, 0x09, 0x0A, 0x0B }; |
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register const vector unsigned char perm3 = |
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(const vector unsigned char) |
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{ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, |
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }; |
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#define ONEITERBUTTERFLY(i, res) \ |
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{ \ |
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register vector unsigned char srcO = unaligned_load(stride * i, src); \ |
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register vector unsigned char dstO = unaligned_load(stride * i, dst);\ |
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\ |
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\ |
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\ |
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register vector signed short srcV = \ |
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(vector signed short) VEC_MERGEH((vector signed char) vzero, \ |
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(vector signed char) srcO); \ |
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register vector signed short dstV = \ |
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(vector signed short) VEC_MERGEH((vector signed char) vzero, \ |
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(vector signed char) dstO); \ |
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\ |
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\ |
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register vector signed short but0 = vec_sub(srcV, dstV); \ |
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register vector signed short op1 = vec_perm(but0, but0, perm1); \ |
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register vector signed short but1 = vec_mladd(but0, vprod1, op1); \ |
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register vector signed short op2 = vec_perm(but1, but1, perm2); \ |
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register vector signed short but2 = vec_mladd(but1, vprod2, op2); \ |
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register vector signed short op3 = vec_perm(but2, but2, perm3); \ |
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res = vec_mladd(but2, vprod3, op3); \ |
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} |
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ONEITERBUTTERFLY(0, temp0); |
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ONEITERBUTTERFLY(1, temp1); |
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ONEITERBUTTERFLY(2, temp2); |
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ONEITERBUTTERFLY(3, temp3); |
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ONEITERBUTTERFLY(4, temp4); |
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ONEITERBUTTERFLY(5, temp5); |
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ONEITERBUTTERFLY(6, temp6); |
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ONEITERBUTTERFLY(7, temp7); |
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} |
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#undef ONEITERBUTTERFLY |
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{ |
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register vector signed int vsum; |
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register vector signed short line0 = vec_add(temp0, temp1); |
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register vector signed short line1 = vec_sub(temp0, temp1); |
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register vector signed short line2 = vec_add(temp2, temp3); |
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register vector signed short line3 = vec_sub(temp2, temp3); |
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register vector signed short line4 = vec_add(temp4, temp5); |
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register vector signed short line5 = vec_sub(temp4, temp5); |
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register vector signed short line6 = vec_add(temp6, temp7); |
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register vector signed short line7 = vec_sub(temp6, temp7); |
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register vector signed short line0B = vec_add(line0, line2); |
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register vector signed short line2B = vec_sub(line0, line2); |
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register vector signed short line1B = vec_add(line1, line3); |
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register vector signed short line3B = vec_sub(line1, line3); |
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register vector signed short line4B = vec_add(line4, line6); |
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register vector signed short line6B = vec_sub(line4, line6); |
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register vector signed short line5B = vec_add(line5, line7); |
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register vector signed short line7B = vec_sub(line5, line7); |
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register vector signed short line0C = vec_add(line0B, line4B); |
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register vector signed short line4C = vec_sub(line0B, line4B); |
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register vector signed short line1C = vec_add(line1B, line5B); |
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register vector signed short line5C = vec_sub(line1B, line5B); |
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register vector signed short line2C = vec_add(line2B, line6B); |
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register vector signed short line6C = vec_sub(line2B, line6B); |
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register vector signed short line3C = vec_add(line3B, line7B); |
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register vector signed short line7C = vec_sub(line3B, line7B); |
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vsum = vec_sum4s(vec_abs(line0C), vec_splat_s32(0)); |
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vsum = vec_sum4s(vec_abs(line1C), vsum); |
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vsum = vec_sum4s(vec_abs(line2C), vsum); |
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vsum = vec_sum4s(vec_abs(line3C), vsum); |
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vsum = vec_sum4s(vec_abs(line4C), vsum); |
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vsum = vec_sum4s(vec_abs(line5C), vsum); |
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vsum = vec_sum4s(vec_abs(line6C), vsum); |
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vsum = vec_sum4s(vec_abs(line7C), vsum); |
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vsum = vec_sums(vsum, (vector signed int) vzero); |
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vsum = vec_splat(vsum, 3); |
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vec_ste(vsum, 0, &sum); |
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} |
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return sum; |
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} |
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static int hadamard8_diff16x8_altivec(MpegEncContext *s, const uint8_t *dst, |
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const uint8_t *src, ptrdiff_t stride, int h) |
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{ |
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int __attribute__((aligned(16))) sum; |
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register vector signed short |
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temp0 __asm__ ("v0"), |
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temp1 __asm__ ("v1"), |
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temp2 __asm__ ("v2"), |
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temp3 __asm__ ("v3"), |
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temp4 __asm__ ("v4"), |
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temp5 __asm__ ("v5"), |
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temp6 __asm__ ("v6"), |
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temp7 __asm__ ("v7"); |
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register vector signed short |
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temp0S __asm__ ("v8"), |
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temp1S __asm__ ("v9"), |
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temp2S __asm__ ("v10"), |
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temp3S __asm__ ("v11"), |
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temp4S __asm__ ("v12"), |
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temp5S __asm__ ("v13"), |
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temp6S __asm__ ("v14"), |
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temp7S __asm__ ("v15"); |
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register const vector unsigned char vzero __asm__ ("v31") = |
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(const vector unsigned char) vec_splat_u8(0); |
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{ |
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register const vector signed short vprod1 __asm__ ("v16") = |
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(const vector signed short) { 1, -1, 1, -1, 1, -1, 1, -1 }; |
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register const vector signed short vprod2 __asm__ ("v17") = |
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(const vector signed short) { 1, 1, -1, -1, 1, 1, -1, -1 }; |
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register const vector signed short vprod3 __asm__ ("v18") = |
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(const vector signed short) { 1, 1, 1, 1, -1, -1, -1, -1 }; |
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|
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register const vector unsigned char perm1 __asm__ ("v19") = |
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(const vector unsigned char) |
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{ 0x02, 0x03, 0x00, 0x01, 0x06, 0x07, 0x04, 0x05, |
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0x0A, 0x0B, 0x08, 0x09, 0x0E, 0x0F, 0x0C, 0x0D }; |
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|
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register const vector unsigned char perm2 __asm__ ("v20") = |
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(const vector unsigned char) |
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{ 0x04, 0x05, 0x06, 0x07, 0x00, 0x01, 0x02, 0x03, |
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0x0C, 0x0D, 0x0E, 0x0F, 0x08, 0x09, 0x0A, 0x0B }; |
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|
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register const vector unsigned char perm3 __asm__ ("v21") = |
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(const vector unsigned char) |
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{ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, |
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }; |
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|
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#define ONEITERBUTTERFLY(i, res1, res2) \ |
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{ \ |
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register vector unsigned char srcO __asm__ ("v22") = \ |
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unaligned_load(stride * i, src); \ |
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register vector unsigned char dstO __asm__ ("v23") = \ |
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unaligned_load(stride * i, dst);\ |
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\ |
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\ |
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register vector signed short srcV __asm__ ("v24") = \ |
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(vector signed short) VEC_MERGEH((vector signed char) vzero, \ |
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(vector signed char) srcO); \ |
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register vector signed short dstV __asm__ ("v25") = \ |
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(vector signed short) VEC_MERGEH((vector signed char) vzero, \ |
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(vector signed char) dstO); \ |
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register vector signed short srcW __asm__ ("v26") = \ |
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(vector signed short) VEC_MERGEL((vector signed char) vzero, \ |
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(vector signed char) srcO); \ |
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register vector signed short dstW __asm__ ("v27") = \ |
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(vector signed short) VEC_MERGEL((vector signed char) vzero, \ |
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(vector signed char) dstO); \ |
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\ |
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\ |
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register vector signed short but0 __asm__ ("v28") = \ |
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vec_sub(srcV, dstV); \ |
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register vector signed short but0S __asm__ ("v29") = \ |
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vec_sub(srcW, dstW); \ |
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register vector signed short op1 __asm__ ("v30") = \ |
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vec_perm(but0, but0, perm1); \ |
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register vector signed short but1 __asm__ ("v22") = \ |
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vec_mladd(but0, vprod1, op1); \ |
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register vector signed short op1S __asm__ ("v23") = \ |
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vec_perm(but0S, but0S, perm1); \ |
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register vector signed short but1S __asm__ ("v24") = \ |
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vec_mladd(but0S, vprod1, op1S); \ |
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register vector signed short op2 __asm__ ("v25") = \ |
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vec_perm(but1, but1, perm2); \ |
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register vector signed short but2 __asm__ ("v26") = \ |
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vec_mladd(but1, vprod2, op2); \ |
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register vector signed short op2S __asm__ ("v27") = \ |
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vec_perm(but1S, but1S, perm2); \ |
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register vector signed short but2S __asm__ ("v28") = \ |
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vec_mladd(but1S, vprod2, op2S); \ |
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register vector signed short op3 __asm__ ("v29") = \ |
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vec_perm(but2, but2, perm3); \ |
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register vector signed short op3S __asm__ ("v30") = \ |
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vec_perm(but2S, but2S, perm3); \ |
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res1 = vec_mladd(but2, vprod3, op3); \ |
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res2 = vec_mladd(but2S, vprod3, op3S); \ |
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} |
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|
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ONEITERBUTTERFLY(0, temp0, temp0S); |
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ONEITERBUTTERFLY(1, temp1, temp1S); |
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ONEITERBUTTERFLY(2, temp2, temp2S); |
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ONEITERBUTTERFLY(3, temp3, temp3S); |
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ONEITERBUTTERFLY(4, temp4, temp4S); |
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ONEITERBUTTERFLY(5, temp5, temp5S); |
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ONEITERBUTTERFLY(6, temp6, temp6S); |
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ONEITERBUTTERFLY(7, temp7, temp7S); |
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} |
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#undef ONEITERBUTTERFLY |
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{ |
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register vector signed int vsum; |
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|
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register vector signed short line0 = vec_add(temp0, temp1); |
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register vector signed short line1 = vec_sub(temp0, temp1); |
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register vector signed short line2 = vec_add(temp2, temp3); |
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register vector signed short line3 = vec_sub(temp2, temp3); |
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register vector signed short line4 = vec_add(temp4, temp5); |
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register vector signed short line5 = vec_sub(temp4, temp5); |
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register vector signed short line6 = vec_add(temp6, temp7); |
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register vector signed short line7 = vec_sub(temp6, temp7); |
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|
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register vector signed short line0B = vec_add(line0, line2); |
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register vector signed short line2B = vec_sub(line0, line2); |
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register vector signed short line1B = vec_add(line1, line3); |
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register vector signed short line3B = vec_sub(line1, line3); |
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register vector signed short line4B = vec_add(line4, line6); |
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register vector signed short line6B = vec_sub(line4, line6); |
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register vector signed short line5B = vec_add(line5, line7); |
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register vector signed short line7B = vec_sub(line5, line7); |
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|
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register vector signed short line0C = vec_add(line0B, line4B); |
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register vector signed short line4C = vec_sub(line0B, line4B); |
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register vector signed short line1C = vec_add(line1B, line5B); |
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register vector signed short line5C = vec_sub(line1B, line5B); |
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register vector signed short line2C = vec_add(line2B, line6B); |
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register vector signed short line6C = vec_sub(line2B, line6B); |
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register vector signed short line3C = vec_add(line3B, line7B); |
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register vector signed short line7C = vec_sub(line3B, line7B); |
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|
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register vector signed short line0S = vec_add(temp0S, temp1S); |
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register vector signed short line1S = vec_sub(temp0S, temp1S); |
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register vector signed short line2S = vec_add(temp2S, temp3S); |
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register vector signed short line3S = vec_sub(temp2S, temp3S); |
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register vector signed short line4S = vec_add(temp4S, temp5S); |
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register vector signed short line5S = vec_sub(temp4S, temp5S); |
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register vector signed short line6S = vec_add(temp6S, temp7S); |
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register vector signed short line7S = vec_sub(temp6S, temp7S); |
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|
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register vector signed short line0BS = vec_add(line0S, line2S); |
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register vector signed short line2BS = vec_sub(line0S, line2S); |
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register vector signed short line1BS = vec_add(line1S, line3S); |
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register vector signed short line3BS = vec_sub(line1S, line3S); |
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register vector signed short line4BS = vec_add(line4S, line6S); |
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register vector signed short line6BS = vec_sub(line4S, line6S); |
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register vector signed short line5BS = vec_add(line5S, line7S); |
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register vector signed short line7BS = vec_sub(line5S, line7S); |
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|
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register vector signed short line0CS = vec_add(line0BS, line4BS); |
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register vector signed short line4CS = vec_sub(line0BS, line4BS); |
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register vector signed short line1CS = vec_add(line1BS, line5BS); |
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register vector signed short line5CS = vec_sub(line1BS, line5BS); |
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register vector signed short line2CS = vec_add(line2BS, line6BS); |
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register vector signed short line6CS = vec_sub(line2BS, line6BS); |
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register vector signed short line3CS = vec_add(line3BS, line7BS); |
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register vector signed short line7CS = vec_sub(line3BS, line7BS); |
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|
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vsum = vec_sum4s(vec_abs(line0C), vec_splat_s32(0)); |
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vsum = vec_sum4s(vec_abs(line1C), vsum); |
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vsum = vec_sum4s(vec_abs(line2C), vsum); |
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vsum = vec_sum4s(vec_abs(line3C), vsum); |
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vsum = vec_sum4s(vec_abs(line4C), vsum); |
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vsum = vec_sum4s(vec_abs(line5C), vsum); |
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vsum = vec_sum4s(vec_abs(line6C), vsum); |
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vsum = vec_sum4s(vec_abs(line7C), vsum); |
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|
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vsum = vec_sum4s(vec_abs(line0CS), vsum); |
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vsum = vec_sum4s(vec_abs(line1CS), vsum); |
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vsum = vec_sum4s(vec_abs(line2CS), vsum); |
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vsum = vec_sum4s(vec_abs(line3CS), vsum); |
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vsum = vec_sum4s(vec_abs(line4CS), vsum); |
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vsum = vec_sum4s(vec_abs(line5CS), vsum); |
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vsum = vec_sum4s(vec_abs(line6CS), vsum); |
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vsum = vec_sum4s(vec_abs(line7CS), vsum); |
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vsum = vec_sums(vsum, (vector signed int) vzero); |
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vsum = vec_splat(vsum, 3); |
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|
|
vec_ste(vsum, 0, &sum); |
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} |
|
return sum; |
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} |
|
|
|
static int hadamard8_diff16_altivec(MpegEncContext *s, const uint8_t *dst, |
|
const uint8_t *src, ptrdiff_t stride, int h) |
|
{ |
|
int score = hadamard8_diff16x8_altivec(s, dst, src, stride, 8); |
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|
|
if (h == 16) { |
|
dst += 8 * stride; |
|
src += 8 * stride; |
|
score += hadamard8_diff16x8_altivec(s, dst, src, stride, 8); |
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} |
|
return score; |
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} |
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#endif |
|
|
|
av_cold void ff_me_cmp_init_ppc(MECmpContext *c, AVCodecContext *avctx) |
|
{ |
|
#if HAVE_ALTIVEC |
|
if (!PPC_ALTIVEC(av_get_cpu_flags())) |
|
return; |
|
|
|
c->pix_abs[0][1] = sad16_x2_altivec; |
|
c->pix_abs[0][2] = sad16_y2_altivec; |
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c->pix_abs[0][3] = sad16_xy2_altivec; |
|
c->pix_abs[0][0] = sad16_altivec; |
|
c->pix_abs[1][0] = sad8_altivec; |
|
|
|
c->sad[0] = sad16_altivec; |
|
c->sad[1] = sad8_altivec; |
|
c->sse[0] = sse16_altivec; |
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c->sse[1] = sse8_altivec; |
|
|
|
c->hadamard8_diff[0] = hadamard8_diff16_altivec; |
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c->hadamard8_diff[1] = hadamard8_diff8x8_altivec; |
|
#endif |
|
} |
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|