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From: "Martin Storsjö" <martin@martin.st>
To: ffmpeg-devel@ffmpeg.org
Cc: Logan Lyu <Logan.Lyu@myais.com.cn>, "J . Dekker" <jdek@itanimul.li>
Subject: [FFmpeg-devel] [PATCH 14/21] aarch64: hevc: Implement a neon version of hevc_qpel_uni_w_h*_8
Date: Mon, 25 Mar 2024 17:02:36 +0200
Message-ID: <20240325150243.59058-15-martin@martin.st> (raw)
In-Reply-To: <20240325150243.59058-1-martin@martin.st>

AWS Graviton 3:
put_hevc_qpel_uni_w_h4_8_c: 159.0
put_hevc_qpel_uni_w_h4_8_neon: 64.2
put_hevc_qpel_uni_w_h4_8_i8mm: 40.0
put_hevc_qpel_uni_w_h6_8_c: 344.7
put_hevc_qpel_uni_w_h6_8_neon: 114.5
put_hevc_qpel_uni_w_h6_8_i8mm: 82.0
put_hevc_qpel_uni_w_h8_8_c: 596.2
put_hevc_qpel_uni_w_h8_8_neon: 132.2
put_hevc_qpel_uni_w_h8_8_i8mm: 106.0
put_hevc_qpel_uni_w_h12_8_c: 1325.0
put_hevc_qpel_uni_w_h12_8_neon: 299.0
put_hevc_qpel_uni_w_h12_8_i8mm: 211.5
put_hevc_qpel_uni_w_h16_8_c: 2300.0
put_hevc_qpel_uni_w_h16_8_neon: 422.0
put_hevc_qpel_uni_w_h16_8_i8mm: 286.2
put_hevc_qpel_uni_w_h24_8_c: 5059.0
put_hevc_qpel_uni_w_h24_8_neon: 912.2
put_hevc_qpel_uni_w_h24_8_i8mm: 664.2
put_hevc_qpel_uni_w_h32_8_c: 9198.2
put_hevc_qpel_uni_w_h32_8_neon: 1638.2
put_hevc_qpel_uni_w_h32_8_i8mm: 1033.7
put_hevc_qpel_uni_w_h48_8_c: 20754.7
put_hevc_qpel_uni_w_h48_8_neon: 3633.7
put_hevc_qpel_uni_w_h48_8_i8mm: 2300.7
put_hevc_qpel_uni_w_h64_8_c: 36854.7
put_hevc_qpel_uni_w_h64_8_neon: 6435.7
put_hevc_qpel_uni_w_h64_8_i8mm: 4039.2
---
 libavcodec/aarch64/hevcdsp_init_aarch64.c |   7 +
 libavcodec/aarch64/hevcdsp_qpel_neon.S    | 405 +++++++++++++++++++++-
 2 files changed, 410 insertions(+), 2 deletions(-)

diff --git a/libavcodec/aarch64/hevcdsp_init_aarch64.c b/libavcodec/aarch64/hevcdsp_init_aarch64.c
index 6110a360d8..ea0d26c019 100644
--- a/libavcodec/aarch64/hevcdsp_init_aarch64.c
+++ b/libavcodec/aarch64/hevcdsp_init_aarch64.c
@@ -277,6 +277,11 @@ NEON8_FNPROTO(qpel_uni_hv, (uint8_t *dst,  ptrdiff_t dststride,
         const uint8_t *src, ptrdiff_t srcstride,
         int height, intptr_t mx, intptr_t my, int width), _i8mm);
 
+NEON8_FNPROTO(qpel_uni_w_h, (uint8_t *_dst,  ptrdiff_t _dststride,
+        const uint8_t *_src, ptrdiff_t _srcstride,
+        int height, int denom, int wx, int ox,
+        intptr_t mx, intptr_t my, int width),);
+
 NEON8_FNPROTO(qpel_uni_w_h, (uint8_t *_dst,  ptrdiff_t _dststride,
         const uint8_t *_src, ptrdiff_t _srcstride,
         int height, int denom, int wx, int ox,
@@ -429,6 +434,8 @@ av_cold void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth)
         NEON8_FNASSIGN(c->put_hevc_epel_uni_w, 1, 1, epel_uni_w_hv,);
         NEON8_FNASSIGN(c->put_hevc_epel_bi, 1, 1, epel_bi_hv,);
 
+        NEON8_FNASSIGN_SHARED_32(c->put_hevc_qpel_uni_w, 0, 1, qpel_uni_w_h,);
+
         if (have_i8mm(cpu_flags)) {
             NEON8_FNASSIGN(c->put_hevc_epel, 0, 1, epel_h, _i8mm);
             NEON8_FNASSIGN(c->put_hevc_epel, 1, 1, epel_hv, _i8mm);
diff --git a/libavcodec/aarch64/hevcdsp_qpel_neon.S b/libavcodec/aarch64/hevcdsp_qpel_neon.S
index 062b7d4d0f..fba063186c 100644
--- a/libavcodec/aarch64/hevcdsp_qpel_neon.S
+++ b/libavcodec/aarch64/hevcdsp_qpel_neon.S
@@ -2456,8 +2456,10 @@ function ff_hevc_put_hevc_qpel_uni_hv64_8_neon_i8mm, export=1
         ldp             x7, x30, [sp], #48
         b               .Lqpel_uni_hv16_loop
 endfunc
+DISABLE_I8MM
+#endif
 
-.macro QPEL_UNI_W_H_HEADER
+.macro QPEL_UNI_W_H_HEADER elems=4s
         ldr             x12, [sp]
         sub             x2, x2, #3
         movrel          x9, qpel_filters
@@ -2465,11 +2467,410 @@ endfunc
         ld1r            {v28.2d}, [x9]
         mov             w10, #-6
         sub             w10, w10, w5
-        dup             v30.4s, w6              // wx
+        dup             v30.\elems, w6          // wx
         dup             v31.4s, w10             // shift
         dup             v29.4s, w7              // ox
 .endm
 
+function ff_hevc_put_hevc_qpel_uni_w_h4_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 4h
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        ext             v3.16b,  v1.16b,  v2.16b,  #2
+        ext             v4.16b,  v1.16b,  v2.16b,  #4
+        ext             v5.16b,  v1.16b,  v2.16b,  #6
+        ext             v6.16b,  v1.16b,  v2.16b,  #8
+        ext             v7.16b,  v1.16b,  v2.16b,  #10
+        ext             v16.16b, v1.16b,  v2.16b,  #12
+        ext             v17.16b, v1.16b,  v2.16b,  #14
+        mul             v18.4h,  v1.4h,   v0.h[0]
+        mla             v18.4h,  v3.4h,   v0.h[1]
+        mla             v18.4h,  v4.4h,   v0.h[2]
+        mla             v18.4h,  v5.4h,   v0.h[3]
+        mla             v18.4h,  v6.4h,   v0.h[4]
+        mla             v18.4h,  v7.4h,   v0.h[5]
+        mla             v18.4h,  v16.4h,  v0.h[6]
+        mla             v18.4h,  v17.4h,  v0.h[7]
+        smull           v16.4s,  v18.4h,  v30.4h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtun          v16.8b,  v16.8h
+        str             s16, [x0]
+        add             x0,  x0,  x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h6_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        sub             x1,  x1,  #4
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        ext             v3.16b,  v1.16b,  v2.16b,  #2
+        ext             v4.16b,  v1.16b,  v2.16b,  #4
+        ext             v5.16b,  v1.16b,  v2.16b,  #6
+        ext             v6.16b,  v1.16b,  v2.16b,  #8
+        ext             v7.16b,  v1.16b,  v2.16b,  #10
+        ext             v16.16b, v1.16b,  v2.16b,  #12
+        ext             v17.16b, v1.16b,  v2.16b,  #14
+        mul             v18.8h,  v1.8h,   v0.h[0]
+        mla             v18.8h,  v3.8h,   v0.h[1]
+        mla             v18.8h,  v4.8h,   v0.h[2]
+        mla             v18.8h,  v5.8h,   v0.h[3]
+        mla             v18.8h,  v6.8h,   v0.h[4]
+        mla             v18.8h,  v7.8h,   v0.h[5]
+        mla             v18.8h,  v16.8h,  v0.h[6]
+        mla             v18.8h,  v17.8h,  v0.h[7]
+        smull           v16.4s,  v18.4h,  v30.4h
+        smull2          v17.4s,  v18.8h,  v30.8h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtun          v16.8b,  v16.8h
+        str             s16, [x0], #4
+        st1             {v16.h}[2], [x0], x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h8_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        ext             v3.16b,  v1.16b,  v2.16b,  #2
+        ext             v4.16b,  v1.16b,  v2.16b,  #4
+        ext             v5.16b,  v1.16b,  v2.16b,  #6
+        ext             v6.16b,  v1.16b,  v2.16b,  #8
+        ext             v7.16b,  v1.16b,  v2.16b,  #10
+        ext             v16.16b, v1.16b,  v2.16b,  #12
+        ext             v17.16b, v1.16b,  v2.16b,  #14
+        mul             v18.8h,  v1.8h,   v0.h[0]
+        mla             v18.8h,  v3.8h,   v0.h[1]
+        mla             v18.8h,  v4.8h,   v0.h[2]
+        mla             v18.8h,  v5.8h,   v0.h[3]
+        mla             v18.8h,  v6.8h,   v0.h[4]
+        mla             v18.8h,  v7.8h,   v0.h[5]
+        mla             v18.8h,  v16.8h,  v0.h[6]
+        mla             v18.8h,  v17.8h,  v0.h[7]
+        smull           v16.4s,  v18.4h,  v30.4h
+        smull2          v17.4s,  v18.8h,  v30.8h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtun          v16.8b,  v16.8h
+        st1             {v16.8b}, [x0], x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h12_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        add             x13, x0,  #8
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b, v3.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        uxtl            v3.8h,   v3.8b
+        ext             v4.16b,  v1.16b,  v2.16b,  #2
+        ext             v5.16b,  v1.16b,  v2.16b,  #4
+        ext             v6.16b,  v1.16b,  v2.16b,  #6
+        ext             v7.16b,  v1.16b,  v2.16b,  #8
+        ext             v16.16b, v1.16b,  v2.16b,  #10
+        ext             v17.16b, v1.16b,  v2.16b,  #12
+        ext             v18.16b, v1.16b,  v2.16b,  #14
+        mul             v19.8h,  v1.8h,   v0.h[0]
+        mla             v19.8h,  v4.8h,   v0.h[1]
+        mla             v19.8h,  v5.8h,   v0.h[2]
+        mla             v19.8h,  v6.8h,   v0.h[3]
+        mla             v19.8h,  v7.8h,   v0.h[4]
+        mla             v19.8h,  v16.8h,  v0.h[5]
+        mla             v19.8h,  v17.8h,  v0.h[6]
+        mla             v19.8h,  v18.8h,  v0.h[7]
+        ext             v4.16b,  v2.16b,  v3.16b,  #2
+        ext             v5.16b,  v2.16b,  v3.16b,  #4
+        ext             v6.16b,  v2.16b,  v3.16b,  #6
+        ext             v7.16b,  v2.16b,  v3.16b,  #8
+        ext             v16.16b, v2.16b,  v3.16b,  #10
+        ext             v17.16b, v2.16b,  v3.16b,  #12
+        ext             v18.16b, v2.16b,  v3.16b,  #14
+        mul             v20.4h,  v2.4h,   v0.h[0]
+        mla             v20.4h,  v4.4h,   v0.h[1]
+        mla             v20.4h,  v5.4h,   v0.h[2]
+        mla             v20.4h,  v6.4h,   v0.h[3]
+        mla             v20.4h,  v7.4h,   v0.h[4]
+        mla             v20.4h,  v16.4h,  v0.h[5]
+        mla             v20.4h,  v17.4h,  v0.h[6]
+        mla             v20.4h,  v18.4h,  v0.h[7]
+        smull           v16.4s,  v19.4h,  v30.4h
+        smull2          v17.4s,  v19.8h,  v30.8h
+        smull           v18.4s,  v20.4h,  v30.4h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqrshl          v18.4s,  v18.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqadd           v18.4s,  v18.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtn           v17.4h,  v18.4s
+        sqxtun          v16.8b,  v16.8h
+        sqxtun          v17.8b,  v17.8h
+        st1             {v16.8b},   [x0],  x1
+        st1             {v17.s}[0], [x13], x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h16_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b, v3.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        uxtl            v3.8h,   v3.8b
+        ext             v4.16b,  v1.16b,  v2.16b,  #2
+        ext             v5.16b,  v1.16b,  v2.16b,  #4
+        ext             v6.16b,  v1.16b,  v2.16b,  #6
+        ext             v7.16b,  v1.16b,  v2.16b,  #8
+        ext             v16.16b, v1.16b,  v2.16b,  #10
+        ext             v17.16b, v1.16b,  v2.16b,  #12
+        ext             v18.16b, v1.16b,  v2.16b,  #14
+        mul             v19.8h,  v1.8h,   v0.h[0]
+        mla             v19.8h,  v4.8h,   v0.h[1]
+        mla             v19.8h,  v5.8h,   v0.h[2]
+        mla             v19.8h,  v6.8h,   v0.h[3]
+        mla             v19.8h,  v7.8h,   v0.h[4]
+        mla             v19.8h,  v16.8h,  v0.h[5]
+        mla             v19.8h,  v17.8h,  v0.h[6]
+        mla             v19.8h,  v18.8h,  v0.h[7]
+        ext             v4.16b,  v2.16b,  v3.16b,  #2
+        ext             v5.16b,  v2.16b,  v3.16b,  #4
+        ext             v6.16b,  v2.16b,  v3.16b,  #6
+        ext             v7.16b,  v2.16b,  v3.16b,  #8
+        ext             v16.16b, v2.16b,  v3.16b,  #10
+        ext             v17.16b, v2.16b,  v3.16b,  #12
+        ext             v18.16b, v2.16b,  v3.16b,  #14
+        mul             v20.8h,  v2.8h,   v0.h[0]
+        mla             v20.8h,  v4.8h,   v0.h[1]
+        mla             v20.8h,  v5.8h,   v0.h[2]
+        mla             v20.8h,  v6.8h,   v0.h[3]
+        mla             v20.8h,  v7.8h,   v0.h[4]
+        mla             v20.8h,  v16.8h,  v0.h[5]
+        mla             v20.8h,  v17.8h,  v0.h[6]
+        mla             v20.8h,  v18.8h,  v0.h[7]
+        smull           v16.4s,  v19.4h,  v30.4h
+        smull2          v17.4s,  v19.8h,  v30.8h
+        smull           v18.4s,  v20.4h,  v30.4h
+        smull2          v19.4s,  v20.8h,  v30.8h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqrshl          v18.4s,  v18.4s,  v31.4s
+        sqrshl          v19.4s,  v19.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqadd           v18.4s,  v18.4s,  v29.4s
+        sqadd           v19.4s,  v19.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtn           v17.4h,  v18.4s
+        sqxtn2          v17.8h,  v19.4s
+        sqxtun          v16.8b,  v16.8h
+        sqxtun          v17.8b,  v17.8h
+        st1             {v16.8b, v17.8b}, [x0], x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h24_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        sxtl            v0.8h,   v28.8b
+1:
+        ld1             {v1.8b, v2.8b, v3.8b, v4.8b}, [x2], x3
+        subs            w4,  w4,  #1
+        uxtl            v1.8h,   v1.8b
+        uxtl            v2.8h,   v2.8b
+        uxtl            v3.8h,   v3.8b
+        uxtl            v4.8h,   v4.8b
+        ext             v5.16b,  v1.16b,  v2.16b,  #2
+        ext             v6.16b,  v1.16b,  v2.16b,  #4
+        ext             v7.16b,  v1.16b,  v2.16b,  #6
+        ext             v16.16b, v1.16b,  v2.16b,  #8
+        ext             v17.16b, v1.16b,  v2.16b,  #10
+        ext             v18.16b, v1.16b,  v2.16b,  #12
+        ext             v19.16b, v1.16b,  v2.16b,  #14
+        mul             v20.8h,  v1.8h,   v0.h[0]
+        mla             v20.8h,  v5.8h,   v0.h[1]
+        mla             v20.8h,  v6.8h,   v0.h[2]
+        mla             v20.8h,  v7.8h,   v0.h[3]
+        mla             v20.8h,  v16.8h,  v0.h[4]
+        mla             v20.8h,  v17.8h,  v0.h[5]
+        mla             v20.8h,  v18.8h,  v0.h[6]
+        mla             v20.8h,  v19.8h,  v0.h[7]
+        ext             v5.16b,  v2.16b,  v3.16b,  #2
+        ext             v6.16b,  v2.16b,  v3.16b,  #4
+        ext             v7.16b,  v2.16b,  v3.16b,  #6
+        ext             v16.16b, v2.16b,  v3.16b,  #8
+        ext             v17.16b, v2.16b,  v3.16b,  #10
+        ext             v18.16b, v2.16b,  v3.16b,  #12
+        ext             v19.16b, v2.16b,  v3.16b,  #14
+        mul             v21.8h,  v2.8h,   v0.h[0]
+        mla             v21.8h,  v5.8h,   v0.h[1]
+        mla             v21.8h,  v6.8h,   v0.h[2]
+        mla             v21.8h,  v7.8h,   v0.h[3]
+        mla             v21.8h,  v16.8h,  v0.h[4]
+        mla             v21.8h,  v17.8h,  v0.h[5]
+        mla             v21.8h,  v18.8h,  v0.h[6]
+        mla             v21.8h,  v19.8h,  v0.h[7]
+        ext             v5.16b,  v3.16b,  v4.16b,  #2
+        ext             v6.16b,  v3.16b,  v4.16b,  #4
+        ext             v7.16b,  v3.16b,  v4.16b,  #6
+        ext             v16.16b, v3.16b,  v4.16b,  #8
+        ext             v17.16b, v3.16b,  v4.16b,  #10
+        ext             v18.16b, v3.16b,  v4.16b,  #12
+        ext             v19.16b, v3.16b,  v4.16b,  #14
+        mul             v22.8h,  v3.8h,   v0.h[0]
+        mla             v22.8h,  v5.8h,   v0.h[1]
+        mla             v22.8h,  v6.8h,   v0.h[2]
+        mla             v22.8h,  v7.8h,   v0.h[3]
+        mla             v22.8h,  v16.8h,  v0.h[4]
+        mla             v22.8h,  v17.8h,  v0.h[5]
+        mla             v22.8h,  v18.8h,  v0.h[6]
+        mla             v22.8h,  v19.8h,  v0.h[7]
+        smull           v16.4s,  v20.4h,  v30.4h
+        smull2          v17.4s,  v20.8h,  v30.8h
+        smull           v18.4s,  v21.4h,  v30.4h
+        smull2          v19.4s,  v21.8h,  v30.8h
+        smull           v20.4s,  v22.4h,  v30.4h
+        smull2          v21.4s,  v22.8h,  v30.8h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqrshl          v18.4s,  v18.4s,  v31.4s
+        sqrshl          v19.4s,  v19.4s,  v31.4s
+        sqrshl          v20.4s,  v20.4s,  v31.4s
+        sqrshl          v21.4s,  v21.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqadd           v18.4s,  v18.4s,  v29.4s
+        sqadd           v19.4s,  v19.4s,  v29.4s
+        sqadd           v20.4s,  v20.4s,  v29.4s
+        sqadd           v21.4s,  v21.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtn           v17.4h,  v18.4s
+        sqxtn2          v17.8h,  v19.4s
+        sqxtn           v18.4h,  v20.4s
+        sqxtn2          v18.8h,  v21.4s
+        sqxtun          v16.8b,  v16.8h
+        sqxtun          v17.8b,  v17.8h
+        sqxtun          v18.8b,  v18.8h
+        st1             {v16.8b, v17.8b, v18.8b}, [x0], x1
+        b.hi            1b
+        ret
+endfunc
+
+function ff_hevc_put_hevc_qpel_uni_w_h32_8_neon, export=1
+        QPEL_UNI_W_H_HEADER 8h
+        ldr             w10, [sp, #16]        // width
+        ld1             {v1.8b}, [x2], #8
+        sub             x3,  x3,  w10, uxtw   // decrement src stride
+        mov             w11, w10              // original width
+        sub             x3,  x3,  #8          // decrement src stride
+        sub             x1,  x1,  w10, uxtw   // decrement dst stride
+        sxtl            v0.8h,   v28.8b
+        uxtl            v1.8h,   v1.8b
+1:
+        ld1             {v2.8b, v3.8b}, [x2], #16
+        subs            w10, w10, #16         // width
+        uxtl            v2.8h,   v2.8b
+        uxtl            v3.8h,   v3.8b
+        ext             v4.16b,  v1.16b,  v2.16b,  #2
+        ext             v5.16b,  v1.16b,  v2.16b,  #4
+        ext             v6.16b,  v1.16b,  v2.16b,  #6
+        ext             v7.16b,  v1.16b,  v2.16b,  #8
+        ext             v16.16b, v1.16b,  v2.16b,  #10
+        ext             v17.16b, v1.16b,  v2.16b,  #12
+        ext             v18.16b, v1.16b,  v2.16b,  #14
+        mul             v19.8h,  v1.8h,   v0.h[0]
+        mla             v19.8h,  v4.8h,   v0.h[1]
+        mla             v19.8h,  v5.8h,   v0.h[2]
+        mla             v19.8h,  v6.8h,   v0.h[3]
+        mla             v19.8h,  v7.8h,   v0.h[4]
+        mla             v19.8h,  v16.8h,  v0.h[5]
+        mla             v19.8h,  v17.8h,  v0.h[6]
+        mla             v19.8h,  v18.8h,  v0.h[7]
+        ext             v4.16b,  v2.16b,  v3.16b,  #2
+        ext             v5.16b,  v2.16b,  v3.16b,  #4
+        ext             v6.16b,  v2.16b,  v3.16b,  #6
+        ext             v7.16b,  v2.16b,  v3.16b,  #8
+        ext             v16.16b, v2.16b,  v3.16b,  #10
+        ext             v17.16b, v2.16b,  v3.16b,  #12
+        ext             v18.16b, v2.16b,  v3.16b,  #14
+        mul             v20.8h,  v2.8h,   v0.h[0]
+        mla             v20.8h,  v4.8h,   v0.h[1]
+        mla             v20.8h,  v5.8h,   v0.h[2]
+        mla             v20.8h,  v6.8h,   v0.h[3]
+        mla             v20.8h,  v7.8h,   v0.h[4]
+        mla             v20.8h,  v16.8h,  v0.h[5]
+        mla             v20.8h,  v17.8h,  v0.h[6]
+        mla             v20.8h,  v18.8h,  v0.h[7]
+        smull           v16.4s,  v19.4h,  v30.4h
+        smull2          v17.4s,  v19.8h,  v30.8h
+        smull           v18.4s,  v20.4h,  v30.4h
+        smull2          v19.4s,  v20.8h,  v30.8h
+        sqrshl          v16.4s,  v16.4s,  v31.4s
+        sqrshl          v17.4s,  v17.4s,  v31.4s
+        sqrshl          v18.4s,  v18.4s,  v31.4s
+        sqrshl          v19.4s,  v19.4s,  v31.4s
+        sqadd           v16.4s,  v16.4s,  v29.4s
+        sqadd           v17.4s,  v17.4s,  v29.4s
+        sqadd           v18.4s,  v18.4s,  v29.4s
+        sqadd           v19.4s,  v19.4s,  v29.4s
+        sqxtn           v16.4h,  v16.4s
+        sqxtn2          v16.8h,  v17.4s
+        sqxtn           v17.4h,  v18.4s
+        sqxtn2          v17.8h,  v19.4s
+        sqxtun          v16.8b,  v16.8h
+        sqxtun          v17.8b,  v17.8h
+        st1             {v16.8b, v17.8b}, [x0], #16
+        mov             v1.16b,  v3.16b
+        b.gt            1b
+        subs            w4,  w4,  #1          // height
+        add             x2,  x2,  x3
+        b.le            9f
+        ld1             {v1.8b}, [x2], #8
+        mov             w10, w11
+        add             x0,  x0,  x1
+        uxtl            v1.8h,   v1.8b
+        b               1b
+9:
+        ret
+endfunc
+
+#if HAVE_I8MM
+ENABLE_I8MM
 function ff_hevc_put_hevc_qpel_uni_w_h4_8_neon_i8mm, export=1
         QPEL_UNI_W_H_HEADER
 1:
-- 
2.39.3 (Apple Git-146)

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  parent reply	other threads:[~2024-03-25 15:05 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-25 15:02 [FFmpeg-devel] [PATCH 00/21] aarch64: hevc: Add missing hevc_pel NEON functions Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 01/21] aarch64: hevc: Reorder a misplaced function init line Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 02/21] aarch64: hevc: Don't iterate with sp in ff_hevc_put_hevc_qpel_uni_w_hv32/64_8_neon_i8mm Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 03/21] aarch64: hevc: Merge consecutive stores in put_hevc_\type\()_h16_8_neon Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 04/21] aarch64: hevc: Specialize put_hevc_\type\()_h*_8_neon for horizontal looping Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 05/21] aarch64: hevc: Use ld1r instead of ldr+dup in hevc_qpel_uni_w_h Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 06/21] aarch64: hevc: Implement a neon version of put_hevc_epel_h*_8 Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 07/21] aarch64: hevc: Implement a neon version of hevc_epel_uni_w_h*_8 Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 08/21] aarch64: hevc: Split the epel_*_hv functions into two parts Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 09/21] aarch64: hevc: Reorder epel_hv functions to prepare for templating Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 10/21] aarch64: hevc: Produce epel_hv functions for both plain neon and i8mm Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 11/21] aarch64: hevc: Produce epel_uni_hv functions for both " Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 12/21] aarch64: hevc: Produce epel_uni_w_hv " Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 13/21] aarch64: hevc: Produce epel_bi_hv " Martin Storsjö
2024-03-25 15:02 ` Martin Storsjö [this message]
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 15/21] aarch64: hevc: Split the qpel_*_hv functions into two parts Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 16/21] aarch64: hevc: Deduplicate the hevc_put_hevc_qpel_uni_w_hv*_8_end_neon functions Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 17/21] aarch64: hevc: Reorder qpel_hv functions to prepare for templating Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 18/21] aarch64: hevc: Produce plain neon versions of qpel_hv Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 19/21] aarch64: hevc: Produce plain neon versions of qpel_uni_hv Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 20/21] aarch64: hevc: Produce plain neon versions of qpel_uni_w_hv Martin Storsjö
2024-03-25 15:02 ` [FFmpeg-devel] [PATCH 21/21] aarch64: hevc: Produce plain neon versions of qpel_bi_hv Martin Storsjö
2024-03-25 21:15 ` [FFmpeg-devel] [PATCH 00/21] aarch64: hevc: Add missing hevc_pel NEON functions Martin Storsjö
2024-03-25 21:56   ` J. Dekker
2024-03-26  6:01     ` Jean-Baptiste Kempf
2024-03-26  7:09       ` Martin Storsjö

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