From 22c729150648f9f4b0d1e6f769d01bb4fb022016 Mon Sep 17 00:00:00 2001 From: Logan Lyu Date: Thu, 26 Oct 2023 09:15:24 +0800 Subject: [PATCH] lavc/aarch64: new optimization for 8-bit hevc_epel_v MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit checkasm bench: put_hevc_epel_v4_8_c: 79.9 put_hevc_epel_v4_8_neon: 25.7 put_hevc_epel_v6_8_c: 151.4 put_hevc_epel_v6_8_neon: 46.4 put_hevc_epel_v8_8_c: 250.9 put_hevc_epel_v8_8_neon: 41.7 put_hevc_epel_v12_8_c: 542.7 put_hevc_epel_v12_8_neon: 108.7 put_hevc_epel_v16_8_c: 939.4 put_hevc_epel_v16_8_neon: 169.2 put_hevc_epel_v24_8_c: 2104.9 put_hevc_epel_v24_8_neon: 307.9 put_hevc_epel_v32_8_c: 3713.9 put_hevc_epel_v32_8_neon: 524.2 put_hevc_epel_v48_8_c: 8175.2 put_hevc_epel_v48_8_neon: 1197.2 put_hevc_epel_v64_8_c: 16049.4 put_hevc_epel_v64_8_neon: 2094.9 Co-Authored-By: J. Dekker Signed-off-by: Martin Storsjö --- libavcodec/aarch64/hevcdsp_epel_neon.S | 223 ++++++++++++++++++++++ libavcodec/aarch64/hevcdsp_init_aarch64.c | 5 + 2 files changed, 228 insertions(+) diff --git a/libavcodec/aarch64/hevcdsp_epel_neon.S b/libavcodec/aarch64/hevcdsp_epel_neon.S index 0705213eed..96ec58cdbc 100644 --- a/libavcodec/aarch64/hevcdsp_epel_neon.S +++ b/libavcodec/aarch64/hevcdsp_epel_neon.S @@ -243,6 +243,229 @@ function ff_hevc_put_hevc_pel_pixels64_8_neon, export=1 ret endfunc + +function ff_hevc_put_hevc_epel_v4_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ldr s16, [x1] + ldr s17, [x1, x2] + add x1, x1, x2, lsl #1 + ld1 {v18.s}[0], [x1], x2 +.macro calc src0, src1, src2, src3 + ld1 {\src3\().s}[0], [x1], x2 + movi v4.8h, #0 + calc_epelb v4, \src0, \src1, \src2, \src3 + subs w3, w3, #1 + st1 {v4.4h}, [x0], x10 +.endm +1: calc_all4 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v6_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2 - 8) + ldr d16, [x1] + ldr d17, [x1, x2] + add x1, x1, x2, lsl #1 + ld1 {v18.8b}, [x1], x2 +.macro calc src0, src1, src2, src3 + ld1 {\src3\().8b}, [x1], x2 + movi v4.8h, #0 + calc_epelb v4, \src0, \src1, \src2, \src3 + st1 {v4.d}[0], [x0], #8 + subs w3, w3, #1 + st1 {v4.s}[2], [x0], x10 +.endm +1: calc_all4 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v8_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ldr d16, [x1] + ldr d17, [x1, x2] + add x1, x1, x2, lsl #1 + ld1 {v18.8b}, [x1], x2 +.macro calc src0, src1, src2, src3 + ld1 {\src3\().8b}, [x1], x2 + movi v4.8h, #0 + calc_epelb v4, \src0, \src1, \src2, \src3 + subs w3, w3, #1 + st1 {v4.8h}, [x0], x10 +.endm +1: calc_all4 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v12_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ldr q16, [x1] + ldr q17, [x1, x2] + add x1, x1, x2, lsl #1 + ld1 {v18.16b}, [x1], x2 +.macro calc src0, src1, src2, src3 + ld1 {\src3\().16b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + calc_epelb v4, \src0, \src1, \src2, \src3 + calc_epelb2 v5, \src0, \src1, \src2, \src3 + str q4, [x0] + subs w3, w3, #1 + str d5, [x0, #16] + add x0, x0, x10 +.endm +1: calc_all4 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v16_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ldr q16, [x1] + ldr q17, [x1, x2] + add x1, x1, x2, lsl #1 + ld1 {v18.16b}, [x1], x2 +.macro calc src0, src1, src2, src3 + ld1 {\src3\().16b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + calc_epelb v4, \src0, \src1, \src2, \src3 + calc_epelb2 v5, \src0, \src1, \src2, \src3 + subs w3, w3, #1 + st1 {v4.8h, v5.8h}, [x0], x10 +.endm +1: calc_all4 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v24_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ld1 {v16.8b, v17.8b, v18.8b}, [x1], x2 + ld1 {v19.8b, v20.8b, v21.8b}, [x1], x2 + ld1 {v22.8b, v23.8b, v24.8b}, [x1], x2 +.macro calc src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10, src11 + ld1 {\src9\().8b, \src10\().8b, \src11\().8b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + movi v6.8h, #0 + calc_epelb v4, \src0, \src3, \src6, \src9 + calc_epelb v5, \src1, \src4, \src7, \src10 + calc_epelb v6, \src2, \src5, \src8, \src11 + subs w3, w3, #1 + st1 {v4.8h-v6.8h}, [x0], x10 +.endm +1: calc_all12 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v32_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #(MAX_PB_SIZE * 2) + ld1 {v16.16b, v17.16b}, [x1], x2 + ld1 {v18.16b, v19.16b}, [x1], x2 + ld1 {v20.16b, v21.16b}, [x1], x2 +.macro calc src0, src1, src2, src3, src4, src5, src6, src7 + ld1 {\src6\().16b, \src7\().16b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + movi v6.8h, #0 + movi v7.8h, #0 + calc_epelb v4, \src0, \src2, \src4, \src6 + calc_epelb2 v5, \src0, \src2, \src4, \src6 + calc_epelb v6, \src1, \src3, \src5, \src7 + calc_epelb2 v7, \src1, \src3, \src5, \src7 + subs w3, w3, #1 + st1 {v4.8h-v7.8h}, [x0], x10 +.endm +1: calc_all8 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v48_8_neon, export=1 + load_epel_filterb x5, x4 + sub x1, x1, x2 + mov x10, #64 + ld1 {v16.16b, v17.16b, v18.16b}, [x1], x2 + ld1 {v19.16b, v20.16b, v21.16b}, [x1], x2 + ld1 {v22.16b, v23.16b, v24.16b}, [x1], x2 +.macro calc src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10, src11 + ld1 {\src9\().16b, \src10\().16b, \src11\().16b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + movi v6.8h, #0 + movi v7.8h, #0 + movi v28.8h, #0 + movi v29.8h, #0 + calc_epelb v4, \src0, \src3, \src6, \src9 + calc_epelb2 v5, \src0, \src3, \src6, \src9 + calc_epelb v6, \src1, \src4, \src7, \src10 + calc_epelb2 v7, \src1, \src4, \src7, \src10 + calc_epelb v28, \src2, \src5, \src8, \src11 + calc_epelb2 v29, \src2, \src5, \src8, \src11 + st1 {v4.8h-v7.8h}, [x0], #64 + subs w3, w3, #1 + st1 {v28.8h-v29.8h}, [x0], x10 +.endm +1: calc_all12 +.purgem calc +2: ret +endfunc + +function ff_hevc_put_hevc_epel_v64_8_neon, export=1 + load_epel_filterb x5, x4 + sub sp, sp, #32 + st1 {v8.8b-v11.8b}, [sp] + sub x1, x1, x2 + ld1 {v16.16b, v17.16b, v18.16b, v19.16b}, [x1], x2 + ld1 {v20.16b, v21.16b, v22.16b, v23.16b}, [x1], x2 + ld1 {v24.16b, v25.16b, v26.16b, v27.16b}, [x1], x2 +.macro calc src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10, src11, src12, src13, src14, src15 + ld1 {\src12\().16b-\src15\().16b}, [x1], x2 + movi v4.8h, #0 + movi v5.8h, #0 + movi v6.8h, #0 + movi v7.8h, #0 + movi v8.8h, #0 + movi v9.8h, #0 + movi v10.8h, #0 + movi v11.8h, #0 + calc_epelb v4, \src0, \src4, \src8, \src12 + calc_epelb2 v5, \src0, \src4, \src8, \src12 + calc_epelb v6, \src1, \src5, \src9, \src13 + calc_epelb2 v7, \src1, \src5, \src9, \src13 + calc_epelb v8, \src2, \src6, \src10, \src14 + calc_epelb2 v9, \src2, \src6, \src10, \src14 + calc_epelb v10, \src3, \src7, \src11, \src15 + calc_epelb2 v11, \src3, \src7, \src11, \src15 + st1 {v4.8h-v7.8h}, [x0], #64 + subs w3, w3, #1 + st1 {v8.8h-v11.8h}, [x0], #64 +.endm +1: calc_all16 +.purgem calc +2: ld1 {v8.8b-v11.8b}, [sp] + add sp, sp, #32 + ret +endfunc + function ff_hevc_put_hevc_epel_uni_v4_8_neon, export=1 load_epel_filterb x6, x5 sub x2, x2, x3 diff --git a/libavcodec/aarch64/hevcdsp_init_aarch64.c b/libavcodec/aarch64/hevcdsp_init_aarch64.c index c203d65d34..42aa76ddde 100644 --- a/libavcodec/aarch64/hevcdsp_init_aarch64.c +++ b/libavcodec/aarch64/hevcdsp_init_aarch64.c @@ -156,6 +156,10 @@ NEON8_FNPROTO(pel_pixels, (int16_t *dst, const uint8_t *src, ptrdiff_t srcstride, int height, intptr_t mx, intptr_t my, int width),); +NEON8_FNPROTO(epel_v, (int16_t *dst, + const uint8_t *src, ptrdiff_t srcstride, + int height, intptr_t mx, intptr_t my, int width),); + NEON8_FNPROTO(pel_uni_pixels, (uint8_t *_dst, ptrdiff_t _dststride, const uint8_t *_src, ptrdiff_t _srcstride, int height, intptr_t mx, intptr_t my, int width),); @@ -305,6 +309,7 @@ av_cold void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth) c->put_hevc_qpel_bi[9][0][1] = ff_hevc_put_hevc_qpel_bi_h16_8_neon; NEON8_FNASSIGN(c->put_hevc_epel, 0, 0, pel_pixels,); + NEON8_FNASSIGN(c->put_hevc_epel, 1, 0, epel_v,); NEON8_FNASSIGN(c->put_hevc_qpel, 0, 0, pel_pixels,); NEON8_FNASSIGN(c->put_hevc_epel_uni, 0, 0, pel_uni_pixels,); NEON8_FNASSIGN(c->put_hevc_epel_uni, 1, 0, epel_uni_v,);