[FFmpeg-devel] [PATCH 3/4] lavc/vp9dsp: R-V V mc tap h v
uk7b at foxmail.com
uk7b at foxmail.com
Sat Aug 3 12:50:39 EEST 2024
From: sunyuechi <sunyuechi at iscas.ac.cn>
C908 X60
vp9_avg_8tap_smooth_4h_8bpp_c : 12.7 11.2
vp9_avg_8tap_smooth_4h_8bpp_rvv_i32 : 4.7 4.2
vp9_avg_8tap_smooth_4v_8bpp_c : 29.7 12.5
vp9_avg_8tap_smooth_4v_8bpp_rvv_i32 : 4.7 4.2
vp9_avg_8tap_smooth_8h_8bpp_c : 48.7 42.2
vp9_avg_8tap_smooth_8h_8bpp_rvv_i32 : 9.5 8.5
vp9_avg_8tap_smooth_8v_8bpp_c : 49.7 45.5
vp9_avg_8tap_smooth_8v_8bpp_rvv_i32 : 9.5 8.5
vp9_avg_8tap_smooth_16h_8bpp_c : 192.0 166.5
vp9_avg_8tap_smooth_16h_8bpp_rvv_i32 : 21.7 19.5
vp9_avg_8tap_smooth_16v_8bpp_c : 191.2 175.2
vp9_avg_8tap_smooth_16v_8bpp_rvv_i32 : 21.2 19.0
vp9_avg_8tap_smooth_32h_8bpp_c : 780.2 663.2
vp9_avg_8tap_smooth_32h_8bpp_rvv_i32 : 68.2 60.5
vp9_avg_8tap_smooth_32v_8bpp_c : 770.0 685.7
vp9_avg_8tap_smooth_32v_8bpp_rvv_i32 : 67.0 59.5
vp9_avg_8tap_smooth_64h_8bpp_c : 3116.2 2648.2
vp9_avg_8tap_smooth_64h_8bpp_rvv_i32 : 270.7 120.7
vp9_avg_8tap_smooth_64v_8bpp_c : 3058.5 2731.7
vp9_avg_8tap_smooth_64v_8bpp_rvv_i32 : 266.5 119.0
vp9_put_8tap_smooth_4h_8bpp_c : 11.0 9.7
vp9_put_8tap_smooth_4h_8bpp_rvv_i32 : 4.2 3.7
vp9_put_8tap_smooth_4v_8bpp_c : 11.7 10.5
vp9_put_8tap_smooth_4v_8bpp_rvv_i32 : 4.0 3.7
vp9_put_8tap_smooth_8h_8bpp_c : 42.0 37.5
vp9_put_8tap_smooth_8h_8bpp_rvv_i32 : 8.5 7.7
vp9_put_8tap_smooth_8v_8bpp_c : 43.5 38.5
vp9_put_8tap_smooth_8v_8bpp_rvv_i32 : 8.7 7.7
vp9_put_8tap_smooth_16h_8bpp_c : 181.7 147.2
vp9_put_8tap_smooth_16h_8bpp_rvv_i32 : 20.0 18.0
vp9_put_8tap_smooth_16v_8bpp_c : 168.5 149.7
vp9_put_8tap_smooth_16v_8bpp_rvv_i32 : 19.7 17.5
vp9_put_8tap_smooth_32h_8bpp_c : 675.0 586.5
vp9_put_8tap_smooth_32h_8bpp_rvv_i32 : 65.2 58.0
vp9_put_8tap_smooth_32v_8bpp_c : 664.7 591.2
vp9_put_8tap_smooth_32v_8bpp_rvv_i32 : 64.0 57.0
vp9_put_8tap_smooth_64h_8bpp_c : 2696.2 2339.0
vp9_put_8tap_smooth_64h_8bpp_rvv_i32 : 259.7 115.7
vp9_put_8tap_smooth_64v_8bpp_c : 2691.0 2348.5
vp9_put_8tap_smooth_64v_8bpp_rvv_i32 : 255.5 114.0
---
libavcodec/riscv/vp9_mc_rvv.S | 183 +++++++++++++++++++++++++++++++++
libavcodec/riscv/vp9dsp.h | 72 ++++++++-----
libavcodec/riscv/vp9dsp_init.c | 38 ++++++-
3 files changed, 268 insertions(+), 25 deletions(-)
diff --git a/libavcodec/riscv/vp9_mc_rvv.S b/libavcodec/riscv/vp9_mc_rvv.S
index caab2093be..c9fee6a3c5 100644
--- a/libavcodec/riscv/vp9_mc_rvv.S
+++ b/libavcodec/riscv/vp9_mc_rvv.S
@@ -36,6 +36,18 @@
.endif
.endm
+.macro vsetvlstatic16 len
+.ifc \len,4
+ vsetvli zero, zero, e16, mf2, ta, ma
+.elseif \len == 8
+ vsetvli zero, zero, e16, m1, ta, ma
+.elseif \len == 16
+ vsetvli zero, zero, e16, m2, ta, ma
+.else
+ vsetvli zero, zero, e16, m4, ta, ma
+.endif
+.endm
+
.macro copy_avg len
func ff_vp9_avg\len\()_rvv, zve32x
lpad 0
@@ -184,8 +196,179 @@ func ff_\op\()_vp9_bilin_64hv_rvv, zve32x
endfunc
.endm
+.equ ff_vp9_subpel_filters_smooth, ff_vp9_subpel_filters
+.equ ff_vp9_subpel_filters_regular, ff_vp9_subpel_filters + 16*8*2
+.equ ff_vp9_subpel_filters_sharp, ff_vp9_subpel_filters + 16*8*2*2
+
+.macro epel_filter name, type, regtype, arg
+ lla \regtype\()2, ff_vp9_subpel_filters_\name
+.ifc \type,v
+ slli \regtype\()0, a6, 4
+.else
+ slli \regtype\()0, a5, 4
+.endif
+ add \regtype\()0, \regtype\()0, \regtype\()2
+ lh \regtype\()1, 2(\regtype\()0)
+ lh \regtype\()2, 4(\regtype\()0)
+ lh \regtype\()3, 6(\regtype\()0)
+ lh \regtype\()4, 8(\regtype\()0)
+ lh \regtype\()5, 10(\regtype\()0)
+ lh \regtype\()6, 12(\regtype\()0)
+ lh \arg, 14(\regtype\()0)
+ lh \regtype\()0, 0(\regtype\()0)
+.endm
+
+.macro epel_load dst, len, op, name, type, from_mem, regtype
+.ifc \from_mem, 1
+ vle8.v v22, (a2)
+.ifc \type,v
+ add a5, a3, a2
+ sub a2, a2, a3
+ vle8.v v24, (a5)
+ vle8.v v20, (a2)
+ sh1add a2, a3, a5
+ add a5, a5, a3
+ vle8.v v26, (a5)
+ vle8.v v28, (a2)
+ add a2, a2, a3
+ vle8.v v30, (a2)
+.else
+ addi a5, a2, 1
+ addi a2, a2, -1
+ vle8.v v24, (a5)
+ vle8.v v20, (a2)
+ addi a5, a5, 2
+ addi a2, a2, 3
+ vle8.v v28, (a5)
+ vle8.v v26, (a2)
+ addi a2, a5, 1
+ vle8.v v30, (a2)
+.endif
+
+.ifc \name,smooth
+ vwmulu.vx v16, v24, \regtype\()4
+ vwmaccu.vx v16, \regtype\()2, v20
+ vwmaccu.vx v16, \regtype\()5, v26
+ vwmaccsu.vx v16, \regtype\()6, v28
+.else
+ vwmulu.vx v16, v28, \regtype\()6
+ vwmaccsu.vx v16, \regtype\()2, v20
+ vwmaccsu.vx v16, \regtype\()5, v26
+.endif
+
+.ifc \regtype,t
+ vwmaccsu.vx v16, a7, v30
+.else
+ vwmaccsu.vx v16, s7, v30
+.endif
+
+.ifc \type,v
+ sh1add a5, a3, a3
+ sub a2, a2, a5
+ sub a2, a2, a5
+ sub a5, a2, a3
+ vle8.v v28, (a2)
+ vle8.v v26, (a5)
+ sh1add a2, a3, a2
+.else
+ addi a5, a2, -7
+ addi a2, a2, -6
+ vle8.v v26, (a5)
+ vle8.v v28, (a2)
+ addi a2, a2, 2
+.endif
+
+.ifc \name,smooth
+ vwmaccsu.vx v16, \regtype\()1, v28
+.else
+ vwmaccu.vx v16, \regtype\()1, v28
+ vwmulu.vx v28, v24, \regtype\()4
+.endif
+ vwmaccsu.vx v16, \regtype\()0, v26
+ vwmulu.vx v20, v22, \regtype\()3
+.else
+.ifc \name,smooth
+ vwmulu.vx v16, v8, \regtype\()4
+ vwmaccu.vx v16, \regtype\()2, v4
+ vwmaccu.vx v16, \regtype\()5, v10
+ vwmaccsu.vx v16, \regtype\()6, v12
+ vwmaccsu.vx v16, \regtype\()1, v2
+.else
+ vwmulu.vx v16, v2, \regtype\()1
+ vwmaccu.vx v16, \regtype\()6, v12
+ vwmaccsu.vx v16, \regtype\()5, v10
+ vwmaccsu.vx v16, \regtype\()2, v4
+ vwmulu.vx v28, v8, \regtype\()4
+.endif
+ vwmaccsu.vx v16, \regtype\()0, v0
+ vwmulu.vx v20, v6, \regtype\()3
+
+.ifc \regtype,t
+ vwmaccsu.vx v16, a7, v14
+.else
+ vwmaccsu.vx v16, s7, v14
+.endif
+
+.endif
+ vsetvlstatic16 \len
+.ifc \name,smooth
+ vwadd.vv v24, v16, v20
+.else
+ vwadd.vv v24, v16, v28
+ vwadd.wv v24, v24, v20
+.endif
+ vnclipu.wi v24, v24, 7
+ vmax.vx v24, v24, zero
+ vsetvlstatic8 \len, zero, 32, m2
+ vnclipu.wi \dst, v24, 0
+.ifc \op,avg
+ vle8.v v24, (a0)
+ vaaddu.vv \dst, \dst, v24
+.endif
+
+.endm
+
+.macro epel_load_inc dst, len, op, name, type, from_mem, regtype
+ epel_load \dst, \len, \op, \name, \type, \from_mem, \regtype
+ add a2, a2, a3
+.endm
+
+.macro epel len, op, name, type, vlen
+func ff_\op\()_vp9_8tap_\name\()_\len\()\type\()_rvv\vlen\(), zve32x
+ lpad 0
+ epel_filter \name, \type, t, a7
+ vsetvlstatic8 \len, a5, 64, m2
+ csrwi vxrm, 0
+1:
+ addi a4, a4, -1
+ epel_load v30, \len, \op, \name, \type, 1, t
+ vse8.v v30, (a0)
+.if \len == 64 && \vlen < 256
+ addi a0, a0, 32
+ addi a2, a2, 32
+ epel_load v30, \len, \op, \name, \type, 1, t
+ vse8.v v30, (a0)
+ addi a0, a0, -32
+ addi a2, a2, -32
+.endif
+ add a2, a2, a3
+ add a0, a0, a1
+ bnez a4, 1b
+
+ ret
+endfunc
+.endm
+
.irp len, 64, 32, 16, 8, 4
copy_avg \len
+ .irp op, put, avg
+ .irp name, regular, sharp, smooth
+ .irp type, h, v
+ epel \len, \op, \name, \type, 128
+ epel \len, \op, \name, \type, 256
+ .endr
+ .endr
+ .endr
.endr
bilin_h_v put, h, a5
diff --git a/libavcodec/riscv/vp9dsp.h b/libavcodec/riscv/vp9dsp.h
index 8fb326dae0..5fd64a1b8c 100644
--- a/libavcodec/riscv/vp9dsp.h
+++ b/libavcodec/riscv/vp9dsp.h
@@ -81,33 +81,39 @@ void ff_tm_8x8_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l,
void ff_tm_4x4_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l,
const uint8_t *a);
-#define VP9_8TAP_RISCV_RVV_FUNC(SIZE, type, type_idx) \
-void ff_put_8tap_##type##_##SIZE##h_rvv(uint8_t *dst, ptrdiff_t dststride, \
+#define VP9_8TAP_RISCV_RVV_FUNC(SIZE, type, type_idx, min_vlen) \
+void ff_put_vp9_8tap_##type##_##SIZE##h_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my); \
\
-void ff_put_8tap_##type##_##SIZE##v_rvv(uint8_t *dst, ptrdiff_t dststride, \
+void ff_put_vp9_8tap_##type##_##SIZE##v_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my); \
\
-void ff_put_8tap_##type##_##SIZE##hv_rvv(uint8_t *dst, ptrdiff_t dststride, \
+void ff_put_vp9_8tap_##type##_##SIZE##hv_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my); \
\
-void ff_avg_8tap_##type##_##SIZE##h_rvv(uint8_t *dst, ptrdiff_t dststride, \
+void ff_avg_vp9_8tap_##type##_##SIZE##h_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my); \
\
-void ff_avg_8tap_##type##_##SIZE##v_rvv(uint8_t *dst, ptrdiff_t dststride, \
+void ff_avg_vp9_8tap_##type##_##SIZE##v_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my); \
\
-void ff_avg_8tap_##type##_##SIZE##hv_rvv(uint8_t *dst, ptrdiff_t dststride, \
+void ff_avg_vp9_8tap_##type##_##SIZE##hv_rvv##min_vlen(uint8_t *dst, \
+ ptrdiff_t dststride, \
const uint8_t *src, \
ptrdiff_t srcstride, \
int h, int mx, int my);
@@ -146,23 +152,41 @@ void ff_vp9_avg##SIZE##_rvv(uint8_t *dst, ptrdiff_t dststride, \
const uint8_t *src, ptrdiff_t srcstride, \
int h, int mx, int my);
-VP9_8TAP_RISCV_RVV_FUNC(64, regular, FILTER_8TAP_REGULAR);
-VP9_8TAP_RISCV_RVV_FUNC(32, regular, FILTER_8TAP_REGULAR);
-VP9_8TAP_RISCV_RVV_FUNC(16, regular, FILTER_8TAP_REGULAR);
-VP9_8TAP_RISCV_RVV_FUNC(8, regular, FILTER_8TAP_REGULAR);
-VP9_8TAP_RISCV_RVV_FUNC(4, regular, FILTER_8TAP_REGULAR);
-
-VP9_8TAP_RISCV_RVV_FUNC(64, sharp, FILTER_8TAP_SHARP);
-VP9_8TAP_RISCV_RVV_FUNC(32, sharp, FILTER_8TAP_SHARP);
-VP9_8TAP_RISCV_RVV_FUNC(16, sharp, FILTER_8TAP_SHARP);
-VP9_8TAP_RISCV_RVV_FUNC(8, sharp, FILTER_8TAP_SHARP);
-VP9_8TAP_RISCV_RVV_FUNC(4, sharp, FILTER_8TAP_SHARP);
-
-VP9_8TAP_RISCV_RVV_FUNC(64, smooth, FILTER_8TAP_SMOOTH);
-VP9_8TAP_RISCV_RVV_FUNC(32, smooth, FILTER_8TAP_SMOOTH);
-VP9_8TAP_RISCV_RVV_FUNC(16, smooth, FILTER_8TAP_SMOOTH);
-VP9_8TAP_RISCV_RVV_FUNC(8, smooth, FILTER_8TAP_SMOOTH);
-VP9_8TAP_RISCV_RVV_FUNC(4, smooth, FILTER_8TAP_SMOOTH);
+VP9_8TAP_RISCV_RVV_FUNC(64, regular, FILTER_8TAP_REGULAR, 128);
+VP9_8TAP_RISCV_RVV_FUNC(32, regular, FILTER_8TAP_REGULAR, 128);
+VP9_8TAP_RISCV_RVV_FUNC(16, regular, FILTER_8TAP_REGULAR, 128);
+VP9_8TAP_RISCV_RVV_FUNC(8, regular, FILTER_8TAP_REGULAR, 128);
+VP9_8TAP_RISCV_RVV_FUNC(4, regular, FILTER_8TAP_REGULAR, 128);
+
+VP9_8TAP_RISCV_RVV_FUNC(64, sharp, FILTER_8TAP_SHARP, 128);
+VP9_8TAP_RISCV_RVV_FUNC(32, sharp, FILTER_8TAP_SHARP, 128);
+VP9_8TAP_RISCV_RVV_FUNC(16, sharp, FILTER_8TAP_SHARP, 128);
+VP9_8TAP_RISCV_RVV_FUNC(8, sharp, FILTER_8TAP_SHARP, 128);
+VP9_8TAP_RISCV_RVV_FUNC(4, sharp, FILTER_8TAP_SHARP, 128);
+
+VP9_8TAP_RISCV_RVV_FUNC(64, smooth, FILTER_8TAP_SMOOTH, 128);
+VP9_8TAP_RISCV_RVV_FUNC(32, smooth, FILTER_8TAP_SMOOTH, 128);
+VP9_8TAP_RISCV_RVV_FUNC(16, smooth, FILTER_8TAP_SMOOTH, 128);
+VP9_8TAP_RISCV_RVV_FUNC(8, smooth, FILTER_8TAP_SMOOTH, 128);
+VP9_8TAP_RISCV_RVV_FUNC(4, smooth, FILTER_8TAP_SMOOTH, 128);
+
+VP9_8TAP_RISCV_RVV_FUNC(64, regular, FILTER_8TAP_REGULAR, 256);
+VP9_8TAP_RISCV_RVV_FUNC(32, regular, FILTER_8TAP_REGULAR, 256);
+VP9_8TAP_RISCV_RVV_FUNC(16, regular, FILTER_8TAP_REGULAR, 256);
+VP9_8TAP_RISCV_RVV_FUNC(8, regular, FILTER_8TAP_REGULAR, 256);
+VP9_8TAP_RISCV_RVV_FUNC(4, regular, FILTER_8TAP_REGULAR, 256);
+
+VP9_8TAP_RISCV_RVV_FUNC(64, sharp, FILTER_8TAP_SHARP, 256);
+VP9_8TAP_RISCV_RVV_FUNC(32, sharp, FILTER_8TAP_SHARP, 256);
+VP9_8TAP_RISCV_RVV_FUNC(16, sharp, FILTER_8TAP_SHARP, 256);
+VP9_8TAP_RISCV_RVV_FUNC(8, sharp, FILTER_8TAP_SHARP, 256);
+VP9_8TAP_RISCV_RVV_FUNC(4, sharp, FILTER_8TAP_SHARP, 256);
+
+VP9_8TAP_RISCV_RVV_FUNC(64, smooth, FILTER_8TAP_SMOOTH, 256);
+VP9_8TAP_RISCV_RVV_FUNC(32, smooth, FILTER_8TAP_SMOOTH, 256);
+VP9_8TAP_RISCV_RVV_FUNC(16, smooth, FILTER_8TAP_SMOOTH, 256);
+VP9_8TAP_RISCV_RVV_FUNC(8, smooth, FILTER_8TAP_SMOOTH, 256);
+VP9_8TAP_RISCV_RVV_FUNC(4, smooth, FILTER_8TAP_SMOOTH, 256);
VP9_BILINEAR_RISCV_RVV_FUNC(64);
VP9_BILINEAR_RISCV_RVV_FUNC(32);
diff --git a/libavcodec/riscv/vp9dsp_init.c b/libavcodec/riscv/vp9dsp_init.c
index d53852f673..d7a1f51d6e 100644
--- a/libavcodec/riscv/vp9dsp_init.c
+++ b/libavcodec/riscv/vp9dsp_init.c
@@ -49,7 +49,9 @@ static av_cold void vp9dsp_mc_init_riscv(VP9DSPContext *dsp, int bpp)
# endif
#if HAVE_RVV
- if (bpp == 8 && (flags & AV_CPU_FLAG_RVV_I32) && ff_rv_vlen_least(128)) {
+ if (bpp == 8 && (flags & AV_CPU_FLAG_RVV_I32)) {
+ int vlenb = ff_get_rv_vlenb();
+ if (vlenb >= 16) {
#define init_fpel(idx1, sz) \
dsp->mc[idx1][FILTER_8TAP_SMOOTH ][1][0][0] = ff_vp9_avg##sz##_rvv; \
@@ -95,6 +97,40 @@ static av_cold void vp9dsp_mc_init_riscv(VP9DSPContext *dsp, int bpp)
dsp->mc[4][FILTER_BILINEAR ][1][1][1] = ff_avg_vp9_bilin_4hv_rvv;
#undef init_fpel
+
+#define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type, vlen) \
+ dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][idxh][idxv] = \
+ ff_##type##_vp9_8tap_smooth_##sz##dir##_rvv##vlen; \
+ dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = \
+ ff_##type##_vp9_8tap_regular_##sz##dir##_rvv##vlen; \
+ dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][idxh][idxv] = \
+ ff_##type##_vp9_8tap_sharp_##sz##dir##_rvv##vlen;
+
+#define init_subpel2(idx, idxh, idxv, dir, type, vlen) \
+ init_subpel1(0, idx, idxh, idxv, 64, dir, type, vlen); \
+ init_subpel1(1, idx, idxh, idxv, 32, dir, type, vlen); \
+ init_subpel1(2, idx, idxh, idxv, 16, dir, type, vlen); \
+ init_subpel1(3, idx, idxh, idxv, 8, dir, type, vlen); \
+ init_subpel1(4, idx, idxh, idxv, 4, dir, type, vlen)
+
+ init_subpel2(0, 1, 0, h, put, 128);
+ init_subpel2(1, 1, 0, h, avg, 128);
+
+ if (flags & AV_CPU_FLAG_RVB_ADDR) {
+ init_subpel2(0, 0, 1, v, put, 128);
+ init_subpel2(1, 0, 1, v, avg, 128);
+ }
+
+ }
+ if (vlenb >= 32) {
+ init_subpel2(0, 1, 0, h, put, 256);
+ init_subpel2(1, 1, 0, h, avg, 256);
+
+ if (flags & AV_CPU_FLAG_RVB_ADDR) {
+ init_subpel2(0, 0, 1, v, put, 256);
+ init_subpel2(1, 0, 1, v, avg, 256);
+ }
+ }
}
#endif
#endif
--
2.46.0
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