/* * Copyright (c) 2004 Romain Dolbeau * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ //#define DEBUG_ALIGNMENT #ifdef DEBUG_ALIGNMENT #define ASSERT_ALIGNED(ptr) assert(((unsigned long)ptr&0x0000000F)); #else #define ASSERT_ALIGNED(ptr) ; #endif /* this code assume that stride % 16 == 0 */ #define CHROMA_MC8_ALTIVEC_CORE \ vsrc2ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc2uc);\ vsrc3ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc3uc);\ \ psum = vec_mladd(vA, vsrc0ssH, v32ss);\ psum = vec_mladd(vB, vsrc1ssH, psum);\ psum = vec_mladd(vC, vsrc2ssH, psum);\ psum = vec_mladd(vD, vsrc3ssH, psum);\ psum = vec_sr(psum, v6us);\ \ vdst = vec_ld(0, dst);\ ppsum = (vec_u8)vec_pack(psum, psum);\ vfdst = vec_perm(vdst, ppsum, fperm);\ \ OP_U8_ALTIVEC(fsum, vfdst, vdst);\ \ vec_st(fsum, 0, dst);\ \ vsrc0ssH = vsrc2ssH;\ vsrc1ssH = vsrc3ssH;\ \ dst += stride;\ src += stride; #define CHROMA_MC8_ALTIVEC_CORE_SIMPLE \ \ vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);\ vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);\ \ psum = vec_mladd(vA, vsrc0ssH, v32ss);\ psum = vec_mladd(vE, vsrc1ssH, psum);\ psum = vec_sr(psum, v6us);\ \ vdst = vec_ld(0, dst);\ ppsum = (vec_u8)vec_pack(psum, psum);\ vfdst = vec_perm(vdst, ppsum, fperm);\ \ OP_U8_ALTIVEC(fsum, vfdst, vdst);\ \ vec_st(fsum, 0, dst);\ \ dst += stride;\ src += stride; void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) { POWERPC_PERF_DECLARE(PREFIX_h264_chroma_mc8_num, 1); DECLARE_ALIGNED_16(signed int, ABCD[4]) = {((8 - x) * (8 - y)), (( x) * (8 - y)), ((8 - x) * ( y)), (( x) * ( y))}; register int i; vec_u8 fperm; const vec_s32 vABCD = vec_ld(0, ABCD); const vec_s16 vA = vec_splat((vec_s16)vABCD, 1); const vec_s16 vB = vec_splat((vec_s16)vABCD, 3); const vec_s16 vC = vec_splat((vec_s16)vABCD, 5); const vec_s16 vD = vec_splat((vec_s16)vABCD, 7); LOAD_ZERO; const vec_s16 v32ss = vec_sl(vec_splat_s16(1),vec_splat_u16(5)); const vec_u16 v6us = vec_splat_u16(6); register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1; register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0; vec_u8 vsrcAuc, vsrcBuc, vsrcperm0, vsrcperm1; vec_u8 vsrc0uc, vsrc1uc; vec_s16 vsrc0ssH, vsrc1ssH; vec_u8 vsrcCuc, vsrc2uc, vsrc3uc; vec_s16 vsrc2ssH, vsrc3ssH, psum; vec_u8 vdst, ppsum, vfdst, fsum; POWERPC_PERF_START_COUNT(PREFIX_h264_chroma_mc8_num, 1); if (((unsigned long)dst) % 16 == 0) { fperm = (vec_u8){0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F}; } else { fperm = (vec_u8){0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F}; } vsrcAuc = vec_ld(0, src); if (loadSecond) vsrcBuc = vec_ld(16, src); vsrcperm0 = vec_lvsl(0, src); vsrcperm1 = vec_lvsl(1, src); vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0); if (reallyBadAlign) vsrc1uc = vsrcBuc; else vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1); vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc); vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc); if (ABCD[3]) { if (!loadSecond) {// -> !reallyBadAlign for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(stride + 0, src); vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1); CHROMA_MC8_ALTIVEC_CORE } } else { vec_u8 vsrcDuc; for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(stride + 0, src); vsrcDuc = vec_ld(stride + 16, src); vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); if (reallyBadAlign) vsrc3uc = vsrcDuc; else vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1); CHROMA_MC8_ALTIVEC_CORE } } } else { const vec_s16 vE = vec_add(vB, vC); if (ABCD[2]) { // x == 0 B == 0 if (!loadSecond) {// -> !reallyBadAlign for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(stride + 0, src); vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); CHROMA_MC8_ALTIVEC_CORE_SIMPLE vsrc0uc = vsrc1uc; } } else { vec_u8 vsrcDuc; for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(stride + 0, src); vsrcDuc = vec_ld(stride + 15, src); vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); CHROMA_MC8_ALTIVEC_CORE_SIMPLE vsrc0uc = vsrc1uc; } } } else { // y == 0 C == 0 if (!loadSecond) {// -> !reallyBadAlign for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(0, src); vsrc0uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0); vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1); CHROMA_MC8_ALTIVEC_CORE_SIMPLE } } else { vec_u8 vsrcDuc; for (i = 0 ; i < h ; i++) { vsrcCuc = vec_ld(0, src); vsrcDuc = vec_ld(15, src); vsrc0uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0); if (reallyBadAlign) vsrc1uc = vsrcDuc; else vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1); CHROMA_MC8_ALTIVEC_CORE_SIMPLE } } } } POWERPC_PERF_STOP_COUNT(PREFIX_h264_chroma_mc8_num, 1); } #undef CHROMA_MC8_ALTIVEC_CORE /* this code assume stride % 16 == 0 */ static void PREFIX_h264_qpel16_h_lowpass_altivec(uint8_t * dst, uint8_t * src, int dstStride, int srcStride) { POWERPC_PERF_DECLARE(PREFIX_h264_qpel16_h_lowpass_num, 1); register int i; LOAD_ZERO; const vec_u8 permM2 = vec_lvsl(-2, src); const vec_u8 permM1 = vec_lvsl(-1, src); const vec_u8 permP0 = vec_lvsl(+0, src); const vec_u8 permP1 = vec_lvsl(+1, src); const vec_u8 permP2 = vec_lvsl(+2, src); const vec_u8 permP3 = vec_lvsl(+3, src); const vec_s16 v5ss = vec_splat_s16(5); const vec_u16 v5us = vec_splat_u16(5); const vec_s16 v20ss = vec_sl(vec_splat_s16(5),vec_splat_u16(2)); const vec_s16 v16ss = vec_sl(vec_splat_s16(1),vec_splat_u16(4)); vec_u8 srcM2, srcM1, srcP0, srcP1, srcP2, srcP3; register int align = ((((unsigned long)src) - 2) % 16); vec_s16 srcP0A, srcP0B, srcP1A, srcP1B, srcP2A, srcP2B, srcP3A, srcP3B, srcM1A, srcM1B, srcM2A, srcM2B, sum1A, sum1B, sum2A, sum2B, sum3A, sum3B, pp1A, pp1B, pp2A, pp2B, pp3A, pp3B, psumA, psumB, sumA, sumB; vec_u8 sum, vdst, fsum; POWERPC_PERF_START_COUNT(PREFIX_h264_qpel16_h_lowpass_num, 1); for (i = 0 ; i < 16 ; i ++) { vec_u8 srcR1 = vec_ld(-2, src); vec_u8 srcR2 = vec_ld(14, src); switch (align) { default: { srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = vec_perm(srcR1, srcR2, permP2); srcP3 = vec_perm(srcR1, srcR2, permP3); } break; case 11: { srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = vec_perm(srcR1, srcR2, permP2); srcP3 = srcR2; } break; case 12: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = srcR2; srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 13: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = srcR2; srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 14: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = srcR2; srcP1 = vec_perm(srcR2, srcR3, permP1); srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 15: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = srcR2; srcP0 = vec_perm(srcR2, srcR3, permP0); srcP1 = vec_perm(srcR2, srcR3, permP1); srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; } srcP0A = (vec_s16) vec_mergeh(zero_u8v, srcP0); srcP0B = (vec_s16) vec_mergel(zero_u8v, srcP0); srcP1A = (vec_s16) vec_mergeh(zero_u8v, srcP1); srcP1B = (vec_s16) vec_mergel(zero_u8v, srcP1); srcP2A = (vec_s16) vec_mergeh(zero_u8v, srcP2); srcP2B = (vec_s16) vec_mergel(zero_u8v, srcP2); srcP3A = (vec_s16) vec_mergeh(zero_u8v, srcP3); srcP3B = (vec_s16) vec_mergel(zero_u8v, srcP3); srcM1A = (vec_s16) vec_mergeh(zero_u8v, srcM1); srcM1B = (vec_s16) vec_mergel(zero_u8v, srcM1); srcM2A = (vec_s16) vec_mergeh(zero_u8v, srcM2); srcM2B = (vec_s16) vec_mergel(zero_u8v, srcM2); sum1A = vec_adds(srcP0A, srcP1A); sum1B = vec_adds(srcP0B, srcP1B); sum2A = vec_adds(srcM1A, srcP2A); sum2B = vec_adds(srcM1B, srcP2B); sum3A = vec_adds(srcM2A, srcP3A); sum3B = vec_adds(srcM2B, srcP3B); pp1A = vec_mladd(sum1A, v20ss, v16ss); pp1B = vec_mladd(sum1B, v20ss, v16ss); pp2A = vec_mladd(sum2A, v5ss, zero_s16v); pp2B = vec_mladd(sum2B, v5ss, zero_s16v); pp3A = vec_add(sum3A, pp1A); pp3B = vec_add(sum3B, pp1B); psumA = vec_sub(pp3A, pp2A); psumB = vec_sub(pp3B, pp2B); sumA = vec_sra(psumA, v5us); sumB = vec_sra(psumB, v5us); sum = vec_packsu(sumA, sumB); ASSERT_ALIGNED(dst); vdst = vec_ld(0, dst); OP_U8_ALTIVEC(fsum, sum, vdst); vec_st(fsum, 0, dst); src += srcStride; dst += dstStride; } POWERPC_PERF_STOP_COUNT(PREFIX_h264_qpel16_h_lowpass_num, 1); } /* this code assume stride % 16 == 0 */ static void PREFIX_h264_qpel16_v_lowpass_altivec(uint8_t * dst, uint8_t * src, int dstStride, int srcStride) { POWERPC_PERF_DECLARE(PREFIX_h264_qpel16_v_lowpass_num, 1); register int i; LOAD_ZERO; const vec_u8 perm = vec_lvsl(0, src); const vec_s16 v20ss = vec_sl(vec_splat_s16(5),vec_splat_u16(2)); const vec_u16 v5us = vec_splat_u16(5); const vec_s16 v5ss = vec_splat_s16(5); const vec_s16 v16ss = vec_sl(vec_splat_s16(1),vec_splat_u16(4)); uint8_t *srcbis = src - (srcStride * 2); const vec_u8 srcM2a = vec_ld(0, srcbis); const vec_u8 srcM2b = vec_ld(16, srcbis); const vec_u8 srcM2 = vec_perm(srcM2a, srcM2b, perm); //srcbis += srcStride; const vec_u8 srcM1a = vec_ld(0, srcbis += srcStride); const vec_u8 srcM1b = vec_ld(16, srcbis); const vec_u8 srcM1 = vec_perm(srcM1a, srcM1b, perm); //srcbis += srcStride; const vec_u8 srcP0a = vec_ld(0, srcbis += srcStride); const vec_u8 srcP0b = vec_ld(16, srcbis); const vec_u8 srcP0 = vec_perm(srcP0a, srcP0b, perm); //srcbis += srcStride; const vec_u8 srcP1a = vec_ld(0, srcbis += srcStride); const vec_u8 srcP1b = vec_ld(16, srcbis); const vec_u8 srcP1 = vec_perm(srcP1a, srcP1b, perm); //srcbis += srcStride; const vec_u8 srcP2a = vec_ld(0, srcbis += srcStride); const vec_u8 srcP2b = vec_ld(16, srcbis); const vec_u8 srcP2 = vec_perm(srcP2a, srcP2b, perm); //srcbis += srcStride; vec_s16 srcM2ssA = (vec_s16) vec_mergeh(zero_u8v, srcM2); vec_s16 srcM2ssB = (vec_s16) vec_mergel(zero_u8v, srcM2); vec_s16 srcM1ssA = (vec_s16) vec_mergeh(zero_u8v, srcM1); vec_s16 srcM1ssB = (vec_s16) vec_mergel(zero_u8v, srcM1); vec_s16 srcP0ssA = (vec_s16) vec_mergeh(zero_u8v, srcP0); vec_s16 srcP0ssB = (vec_s16) vec_mergel(zero_u8v, srcP0); vec_s16 srcP1ssA = (vec_s16) vec_mergeh(zero_u8v, srcP1); vec_s16 srcP1ssB = (vec_s16) vec_mergel(zero_u8v, srcP1); vec_s16 srcP2ssA = (vec_s16) vec_mergeh(zero_u8v, srcP2); vec_s16 srcP2ssB = (vec_s16) vec_mergel(zero_u8v, srcP2); vec_s16 pp1A, pp1B, pp2A, pp2B, pp3A, pp3B, psumA, psumB, sumA, sumB, srcP3ssA, srcP3ssB, sum1A, sum1B, sum2A, sum2B, sum3A, sum3B; vec_u8 sum, vdst, fsum, srcP3a, srcP3b, srcP3; POWERPC_PERF_START_COUNT(PREFIX_h264_qpel16_v_lowpass_num, 1); for (i = 0 ; i < 16 ; i++) { srcP3a = vec_ld(0, srcbis += srcStride); srcP3b = vec_ld(16, srcbis); srcP3 = vec_perm(srcP3a, srcP3b, perm); srcP3ssA = (vec_s16) vec_mergeh(zero_u8v, srcP3); srcP3ssB = (vec_s16) vec_mergel(zero_u8v, srcP3); //srcbis += srcStride; sum1A = vec_adds(srcP0ssA, srcP1ssA); sum1B = vec_adds(srcP0ssB, srcP1ssB); sum2A = vec_adds(srcM1ssA, srcP2ssA); sum2B = vec_adds(srcM1ssB, srcP2ssB); sum3A = vec_adds(srcM2ssA, srcP3ssA); sum3B = vec_adds(srcM2ssB, srcP3ssB); srcM2ssA = srcM1ssA; srcM2ssB = srcM1ssB; srcM1ssA = srcP0ssA; srcM1ssB = srcP0ssB; srcP0ssA = srcP1ssA; srcP0ssB = srcP1ssB; srcP1ssA = srcP2ssA; srcP1ssB = srcP2ssB; srcP2ssA = srcP3ssA; srcP2ssB = srcP3ssB; pp1A = vec_mladd(sum1A, v20ss, v16ss); pp1B = vec_mladd(sum1B, v20ss, v16ss); pp2A = vec_mladd(sum2A, v5ss, zero_s16v); pp2B = vec_mladd(sum2B, v5ss, zero_s16v); pp3A = vec_add(sum3A, pp1A); pp3B = vec_add(sum3B, pp1B); psumA = vec_sub(pp3A, pp2A); psumB = vec_sub(pp3B, pp2B); sumA = vec_sra(psumA, v5us); sumB = vec_sra(psumB, v5us); sum = vec_packsu(sumA, sumB); ASSERT_ALIGNED(dst); vdst = vec_ld(0, dst); OP_U8_ALTIVEC(fsum, sum, vdst); vec_st(fsum, 0, dst); dst += dstStride; } POWERPC_PERF_STOP_COUNT(PREFIX_h264_qpel16_v_lowpass_num, 1); } /* this code assume stride % 16 == 0 *and* tmp is properly aligned */ static void PREFIX_h264_qpel16_hv_lowpass_altivec(uint8_t * dst, int16_t * tmp, uint8_t * src, int dstStride, int tmpStride, int srcStride) { POWERPC_PERF_DECLARE(PREFIX_h264_qpel16_hv_lowpass_num, 1); register int i; LOAD_ZERO; const vec_u8 permM2 = vec_lvsl(-2, src); const vec_u8 permM1 = vec_lvsl(-1, src); const vec_u8 permP0 = vec_lvsl(+0, src); const vec_u8 permP1 = vec_lvsl(+1, src); const vec_u8 permP2 = vec_lvsl(+2, src); const vec_u8 permP3 = vec_lvsl(+3, src); const vec_s16 v20ss = vec_sl(vec_splat_s16(5),vec_splat_u16(2)); const vec_u32 v10ui = vec_splat_u32(10); const vec_s16 v5ss = vec_splat_s16(5); const vec_s16 v1ss = vec_splat_s16(1); const vec_s32 v512si = vec_sl(vec_splat_s32(1),vec_splat_u32(9)); const vec_u32 v16ui = vec_sl(vec_splat_u32(1),vec_splat_u32(4)); register int align = ((((unsigned long)src) - 2) % 16); vec_s16 srcP0A, srcP0B, srcP1A, srcP1B, srcP2A, srcP2B, srcP3A, srcP3B, srcM1A, srcM1B, srcM2A, srcM2B, sum1A, sum1B, sum2A, sum2B, sum3A, sum3B, pp1A, pp1B, pp2A, pp2B, psumA, psumB; const vec_u8 mperm = (const vec_u8) {0x00, 0x08, 0x01, 0x09, 0x02, 0x0A, 0x03, 0x0B, 0x04, 0x0C, 0x05, 0x0D, 0x06, 0x0E, 0x07, 0x0F}; int16_t *tmpbis = tmp; vec_s16 tmpM1ssA, tmpM1ssB, tmpM2ssA, tmpM2ssB, tmpP0ssA, tmpP0ssB, tmpP1ssA, tmpP1ssB, tmpP2ssA, tmpP2ssB; vec_s32 pp1Ae, pp1Ao, pp1Be, pp1Bo, pp2Ae, pp2Ao, pp2Be, pp2Bo, pp3Ae, pp3Ao, pp3Be, pp3Bo, pp1cAe, pp1cAo, pp1cBe, pp1cBo, pp32Ae, pp32Ao, pp32Be, pp32Bo, sumAe, sumAo, sumBe, sumBo, ssumAe, ssumAo, ssumBe, ssumBo; vec_u8 fsum, sumv, sum, vdst; vec_s16 ssume, ssumo; POWERPC_PERF_START_COUNT(PREFIX_h264_qpel16_hv_lowpass_num, 1); src -= (2 * srcStride); for (i = 0 ; i < 21 ; i ++) { vec_u8 srcM2, srcM1, srcP0, srcP1, srcP2, srcP3; vec_u8 srcR1 = vec_ld(-2, src); vec_u8 srcR2 = vec_ld(14, src); switch (align) { default: { srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = vec_perm(srcR1, srcR2, permP2); srcP3 = vec_perm(srcR1, srcR2, permP3); } break; case 11: { srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = vec_perm(srcR1, srcR2, permP2); srcP3 = srcR2; } break; case 12: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = vec_perm(srcR1, srcR2, permP1); srcP2 = srcR2; srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 13: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = vec_perm(srcR1, srcR2, permP0); srcP1 = srcR2; srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 14: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = vec_perm(srcR1, srcR2, permM1); srcP0 = srcR2; srcP1 = vec_perm(srcR2, srcR3, permP1); srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; case 15: { vec_u8 srcR3 = vec_ld(30, src); srcM2 = vec_perm(srcR1, srcR2, permM2); srcM1 = srcR2; srcP0 = vec_perm(srcR2, srcR3, permP0); srcP1 = vec_perm(srcR2, srcR3, permP1); srcP2 = vec_perm(srcR2, srcR3, permP2); srcP3 = vec_perm(srcR2, srcR3, permP3); } break; } srcP0A = (vec_s16) vec_mergeh(zero_u8v, srcP0); srcP0B = (vec_s16) vec_mergel(zero_u8v, srcP0); srcP1A = (vec_s16) vec_mergeh(zero_u8v, srcP1); srcP1B = (vec_s16) vec_mergel(zero_u8v, srcP1); srcP2A = (vec_s16) vec_mergeh(zero_u8v, srcP2); srcP2B = (vec_s16) vec_mergel(zero_u8v, srcP2); srcP3A = (vec_s16) vec_mergeh(zero_u8v, srcP3); srcP3B = (vec_s16) vec_mergel(zero_u8v, srcP3); srcM1A = (vec_s16) vec_mergeh(zero_u8v, srcM1); srcM1B = (vec_s16) vec_mergel(zero_u8v, srcM1); srcM2A = (vec_s16) vec_mergeh(zero_u8v, srcM2); srcM2B = (vec_s16) vec_mergel(zero_u8v, srcM2); sum1A = vec_adds(srcP0A, srcP1A); sum1B = vec_adds(srcP0B, srcP1B); sum2A = vec_adds(srcM1A, srcP2A); sum2B = vec_adds(srcM1B, srcP2B); sum3A = vec_adds(srcM2A, srcP3A); sum3B = vec_adds(srcM2B, srcP3B); pp1A = vec_mladd(sum1A, v20ss, sum3A); pp1B = vec_mladd(sum1B, v20ss, sum3B); pp2A = vec_mladd(sum2A, v5ss, zero_s16v); pp2B = vec_mladd(sum2B, v5ss, zero_s16v); psumA = vec_sub(pp1A, pp2A); psumB = vec_sub(pp1B, pp2B); vec_st(psumA, 0, tmp); vec_st(psumB, 16, tmp); src += srcStride; tmp += tmpStride; /* int16_t*, and stride is 16, so it's OK here */ } tmpM2ssA = vec_ld(0, tmpbis); tmpM2ssB = vec_ld(16, tmpbis); tmpbis += tmpStride; tmpM1ssA = vec_ld(0, tmpbis); tmpM1ssB = vec_ld(16, tmpbis); tmpbis += tmpStride; tmpP0ssA = vec_ld(0, tmpbis); tmpP0ssB = vec_ld(16, tmpbis); tmpbis += tmpStride; tmpP1ssA = vec_ld(0, tmpbis); tmpP1ssB = vec_ld(16, tmpbis); tmpbis += tmpStride; tmpP2ssA = vec_ld(0, tmpbis); tmpP2ssB = vec_ld(16, tmpbis); tmpbis += tmpStride; for (i = 0 ; i < 16 ; i++) { const vec_s16 tmpP3ssA = vec_ld(0, tmpbis); const vec_s16 tmpP3ssB = vec_ld(16, tmpbis); const vec_s16 sum1A = vec_adds(tmpP0ssA, tmpP1ssA); const vec_s16 sum1B = vec_adds(tmpP0ssB, tmpP1ssB); const vec_s16 sum2A = vec_adds(tmpM1ssA, tmpP2ssA); const vec_s16 sum2B = vec_adds(tmpM1ssB, tmpP2ssB); const vec_s16 sum3A = vec_adds(tmpM2ssA, tmpP3ssA); const vec_s16 sum3B = vec_adds(tmpM2ssB, tmpP3ssB); tmpbis += tmpStride; tmpM2ssA = tmpM1ssA; tmpM2ssB = tmpM1ssB; tmpM1ssA = tmpP0ssA; tmpM1ssB = tmpP0ssB; tmpP0ssA = tmpP1ssA; tmpP0ssB = tmpP1ssB; tmpP1ssA = tmpP2ssA; tmpP1ssB = tmpP2ssB; tmpP2ssA = tmpP3ssA; tmpP2ssB = tmpP3ssB; pp1Ae = vec_mule(sum1A, v20ss); pp1Ao = vec_mulo(sum1A, v20ss); pp1Be = vec_mule(sum1B, v20ss); pp1Bo = vec_mulo(sum1B, v20ss); pp2Ae = vec_mule(sum2A, v5ss); pp2Ao = vec_mulo(sum2A, v5ss); pp2Be = vec_mule(sum2B, v5ss); pp2Bo = vec_mulo(sum2B, v5ss); pp3Ae = vec_sra((vec_s32)sum3A, v16ui); pp3Ao = vec_mulo(sum3A, v1ss); pp3Be = vec_sra((vec_s32)sum3B, v16ui); pp3Bo = vec_mulo(sum3B, v1ss); pp1cAe = vec_add(pp1Ae, v512si); pp1cAo = vec_add(pp1Ao, v512si); pp1cBe = vec_add(pp1Be, v512si); pp1cBo = vec_add(pp1Bo, v512si); pp32Ae = vec_sub(pp3Ae, pp2Ae); pp32Ao = vec_sub(pp3Ao, pp2Ao); pp32Be = vec_sub(pp3Be, pp2Be); pp32Bo = vec_sub(pp3Bo, pp2Bo); sumAe = vec_add(pp1cAe, pp32Ae); sumAo = vec_add(pp1cAo, pp32Ao); sumBe = vec_add(pp1cBe, pp32Be); sumBo = vec_add(pp1cBo, pp32Bo); ssumAe = vec_sra(sumAe, v10ui); ssumAo = vec_sra(sumAo, v10ui); ssumBe = vec_sra(sumBe, v10ui); ssumBo = vec_sra(sumBo, v10ui); ssume = vec_packs(ssumAe, ssumBe); ssumo = vec_packs(ssumAo, ssumBo); sumv = vec_packsu(ssume, ssumo); sum = vec_perm(sumv, sumv, mperm); ASSERT_ALIGNED(dst); vdst = vec_ld(0, dst); OP_U8_ALTIVEC(fsum, sum, vdst); vec_st(fsum, 0, dst); dst += dstStride; } POWERPC_PERF_STOP_COUNT(PREFIX_h264_qpel16_hv_lowpass_num, 1); }