Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1211 insertions, 0 deletions

diff --git a/media/ffvpx/libavcodec/x86/vp9lpf.asm b/media/ffvpx/libavcodec/x86/vp9lpf.asm
new file mode 100644
index 0000000000..4e7ede2235
--- /dev/null
+++ b/media/ffvpx/libavcodec/x86/vp9lpf.asm
@@ -0,0 +1,1211 @@
+;******************************************************************************
+;* VP9 loop filter SIMD optimizations
+;*
+;* Copyright (C) 2013-2014 Clément Bœsch <u pkh me>
+;* Copyright (C) 2014 Ronald S. Bultje <rsbultje@gmail.com>
+;*
+;* 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
+;******************************************************************************
+
+%include "libavutil/x86/x86util.asm"
+
+SECTION_RODATA
+
+cextern pb_3
+cextern pb_80
+
+pb_4:   times 16 db 0x04
+pb_10:  times 16 db 0x10
+pb_40:  times 16 db 0x40
+pb_81:  times 16 db 0x81
+pb_f8:  times 16 db 0xf8
+pb_fe:  times 16 db 0xfe
+pb_ff:  times 16 db 0xff
+
+cextern pw_4
+cextern pw_8
+
+; with mix functions, two 8-bit thresholds are stored in a 16-bit storage,
+; the following mask is used to splat both in the same register
+mask_mix: times 8 db 0
+          times 8 db 1
+
+mask_mix84: times 8 db 0xff
+            times 8 db 0x00
+mask_mix48: times 8 db 0x00
+            times 8 db 0xff
+
+SECTION .text
+
+%macro SCRATCH 3
+%ifdef m8
+    SWAP                %1, %2
+%else
+    mova              [%3], m%1
+%endif
+%endmacro
+
+%macro UNSCRATCH 3
+%ifdef m8
+    SWAP                %1, %2
+%else
+    mova               m%1, [%3]
+%endif
+%endmacro
+
+; %1 = abs(%2-%3)
+%macro ABSSUB 4 ; dst, src1 (RO), src2 (RO), tmp
+%ifdef m8
+    psubusb             %1, %3, %2
+    psubusb             %4, %2, %3
+%else
+    mova                %1, %3
+    mova                %4, %2
+    psubusb             %1, %2
+    psubusb             %4, %3
+%endif
+    por                 %1, %4
+%endmacro
+
+; %1 = %1>%2
+%macro CMP_GT 2-3 ; src/dst, cmp, pb_80
+%if %0 == 3
+    pxor                %1, %3
+%endif
+    pcmpgtb             %1, %2
+%endmacro
+
+; %1 = abs(%2-%3) > %4
+%macro ABSSUB_GT 5-6 [pb_80]; dst, src1, src2, cmp, tmp, [pb_80]
+    ABSSUB              %1, %2, %3, %5      ; dst = abs(src1-src2)
+    CMP_GT              %1, %4, %6          ; dst > cmp
+%endmacro
+
+%macro MASK_APPLY 4 ; %1=new_data/dst %2=old_data %3=mask %4=tmp
+    pand                %1, %3              ; new &= mask
+    pandn               %4, %3, %2          ; tmp = ~mask & old
+    por                 %1, %4              ; new&mask | old&~mask
+%endmacro
+
+%macro UNPACK 4
+%ifdef m8
+    punpck%1bw          %2, %3, %4
+%else
+    mova                %2, %3
+    punpck%1bw          %2, %4
+%endif
+%endmacro
+
+%macro FILTER_SUBx2_ADDx2 11 ; %1=dst %2=h/l %3=cache %4=stack_off %5=sub1 %6=sub2 %7=add1
+                             ; %8=add2 %9=rshift, [unpack], [unpack_is_mem_on_x86_32]
+    psubw               %3, [rsp+%4+%5*mmsize*2]
+    psubw               %3, [rsp+%4+%6*mmsize*2]
+    paddw               %3, [rsp+%4+%7*mmsize*2]
+%ifnidn %10, ""
+%if %11 == 0
+    punpck%2bw          %1, %10, m0
+%else
+    UNPACK          %2, %1, %10, m0
+%endif
+    mova [rsp+%4+%8*mmsize*2], %1
+    paddw               %3, %1
+%else
+    paddw               %3, [rsp+%4+%8*mmsize*2]
+%endif
+    psraw               %1, %3, %9
+%endmacro
+
+; FIXME interleave l/h better (for instruction pairing)
+%macro FILTER_INIT 9 ; tmp1, tmp2, cacheL, cacheH, dstp, stack_off, filterid, mask, source
+    FILTER%7_INIT       %1, l, %3, %6 +      0
+    FILTER%7_INIT       %2, h, %4, %6 + mmsize
+    packuswb            %1, %2
+    MASK_APPLY          %1, %9, %8, %2
+    mova                %5, %1
+%endmacro
+
+
+%macro FILTER_UPDATE 12-16 "", "", "", 0 ; tmp1, tmp2, cacheL, cacheH, dstp, stack_off, -, -, +, +, rshift,
+                                         ; mask, [source], [unpack + src], [unpack_is_mem_on_x86_32]
+; FIXME interleave this properly with the subx2/addx2
+%ifnidn %15, ""
+%if %16 == 0 || ARCH_X86_64
+    mova               %14, %15
+%endif
+%endif
+    FILTER_SUBx2_ADDx2  %1, l, %3, %6 +      0, %7, %8, %9, %10, %11, %14, %16
+    FILTER_SUBx2_ADDx2  %2, h, %4, %6 + mmsize, %7, %8, %9, %10, %11, %14, %16
+    packuswb            %1, %2
+%ifnidn %13, ""
+    MASK_APPLY          %1, %13, %12, %2
+%else
+    MASK_APPLY          %1, %5, %12, %2
+%endif
+    mova                %5, %1
+%endmacro
+
+%macro SRSHIFT3B_2X 4 ; reg1, reg2, [pb_10], tmp
+    mova                %4, [pb_f8]
+    pand                %1, %4
+    pand                %2, %4
+    psrlq               %1, 3
+    psrlq               %2, 3
+    pxor                %1, %3
+    pxor                %2, %3
+    psubb               %1, %3
+    psubb               %2, %3
+%endmacro
+
+%macro EXTRACT_POS_NEG 3 ; i8, neg, pos
+    pxor                %3, %3
+    pxor                %2, %2
+    pcmpgtb             %3, %1                          ; i8 < 0 mask
+    psubb               %2, %1                          ; neg values (only the originally - will be kept)
+    pand                %2, %3                          ; negative values of i8 (but stored as +)
+    pandn               %3, %1                          ; positive values of i8
+%endmacro
+
+; clip_u8(u8 + i8)
+%macro SIGN_ADD 4 ; dst, u8, i8, tmp1
+    EXTRACT_POS_NEG     %3, %4, %1
+    paddusb             %1, %2                          ; add the positives
+    psubusb             %1, %4                          ; sub the negatives
+%endmacro
+
+; clip_u8(u8 - i8)
+%macro SIGN_SUB 4 ; dst, u8, i8, tmp1
+    EXTRACT_POS_NEG     %3, %1, %4
+    paddusb             %1, %2                          ; add the negatives
+    psubusb             %1, %4                          ; sub the positives
+%endmacro
+
+%macro FILTER6_INIT 4 ; %1=dst %2=h/l %3=cache, %4=stack_off
+    UNPACK          %2, %1, rp3, m0                     ; p3: B->W
+    mova [rsp+%4+0*mmsize*2], %1
+    paddw               %3, %1, %1                      ; p3*2
+    paddw               %3, %1                          ; p3*3
+    punpck%2bw          %1, m1,  m0                     ; p2: B->W
+    mova [rsp+%4+1*mmsize*2], %1
+    paddw               %3, %1                          ; p3*3 + p2
+    paddw               %3, %1                          ; p3*3 + p2*2
+    UNPACK          %2, %1, rp1, m0                     ; p1: B->W
+    mova [rsp+%4+2*mmsize*2], %1
+    paddw               %3, %1                          ; p3*3 + p2*2 + p1
+    UNPACK          %2, %1, rp0, m0                     ; p0: B->W
+    mova [rsp+%4+3*mmsize*2], %1
+    paddw               %3, %1                          ; p3*3 + p2*2 + p1 + p0
+    UNPACK          %2, %1, rq0, m0                     ; q0: B->W
+    mova [rsp+%4+4*mmsize*2], %1
+    paddw               %3, %1                          ; p3*3 + p2*2 + p1 + p0 + q0
+    paddw               %3, [pw_4]                      ; p3*3 + p2*2 + p1 + p0 + q0 + 4
+    psraw               %1, %3, 3                       ; (p3*3 + p2*2 + p1 + p0 + q0 + 4) >> 3
+%endmacro
+
+%macro FILTER14_INIT 4 ; %1=dst %2=h/l %3=cache, %4=stack_off
+    punpck%2bw          %1, m2, m0                      ; p7: B->W
+    mova [rsp+%4+ 8*mmsize*2], %1
+    psllw               %3, %1, 3                       ; p7*8
+    psubw               %3, %1                          ; p7*7
+    punpck%2bw          %1, m3, m0                      ; p6: B->W
+    mova [rsp+%4+ 9*mmsize*2], %1
+    paddw               %3, %1                          ; p7*7 + p6
+    paddw               %3, %1                          ; p7*7 + p6*2
+    UNPACK          %2, %1, rp5, m0                     ; p5: B->W
+    mova [rsp+%4+10*mmsize*2], %1
+    paddw               %3, %1                          ; p7*7 + p6*2 + p5
+    UNPACK          %2, %1, rp4, m0                     ; p4: B->W
+    mova [rsp+%4+11*mmsize*2], %1
+    paddw               %3, %1                          ; p7*7 + p6*2 + p5 + p4
+    paddw               %3, [rsp+%4+ 0*mmsize*2]        ; p7*7 + p6*2 + p5 + p4 + p3
+    paddw               %3, [rsp+%4+ 1*mmsize*2]        ; p7*7 + p6*2 + p5 + .. + p2
+    paddw               %3, [rsp+%4+ 2*mmsize*2]        ; p7*7 + p6*2 + p5 + .. + p1
+    paddw               %3, [rsp+%4+ 3*mmsize*2]        ; p7*7 + p6*2 + p5 + .. + p0
+    paddw               %3, [rsp+%4+ 4*mmsize*2]        ; p7*7 + p6*2 + p5 + .. + p0 + q0
+    paddw               %3, [pw_8]                      ; p7*7 + p6*2 + p5 + .. + p0 + q0 + 8
+    psraw               %1, %3, 4                       ; (p7*7 + p6*2 + p5 + .. + p0 + q0 + 8) >> 4
+%endmacro
+
+%macro TRANSPOSE16x16B 17
+    mova %17, m%16
+    SBUTTERFLY bw,  %1,  %2,  %16
+    SBUTTERFLY bw,  %3,  %4,  %16
+    SBUTTERFLY bw,  %5,  %6,  %16
+    SBUTTERFLY bw,  %7,  %8,  %16
+    SBUTTERFLY bw,  %9,  %10, %16
+    SBUTTERFLY bw,  %11, %12, %16
+    SBUTTERFLY bw,  %13, %14, %16
+    mova m%16,  %17
+    mova  %17, m%14
+    SBUTTERFLY bw,  %15, %16, %14
+    SBUTTERFLY wd,  %1,  %3,  %14
+    SBUTTERFLY wd,  %2,  %4,  %14
+    SBUTTERFLY wd,  %5,  %7,  %14
+    SBUTTERFLY wd,  %6,  %8,  %14
+    SBUTTERFLY wd,  %9,  %11, %14
+    SBUTTERFLY wd,  %10, %12, %14
+    SBUTTERFLY wd,  %13, %15, %14
+    mova m%14,  %17
+    mova  %17, m%12
+    SBUTTERFLY wd,  %14, %16, %12
+    SBUTTERFLY dq,  %1,  %5,  %12
+    SBUTTERFLY dq,  %2,  %6,  %12
+    SBUTTERFLY dq,  %3,  %7,  %12
+    SBUTTERFLY dq,  %4,  %8,  %12
+    SBUTTERFLY dq,  %9,  %13, %12
+    SBUTTERFLY dq,  %10, %14, %12
+    SBUTTERFLY dq,  %11, %15, %12
+    mova m%12, %17
+    mova  %17, m%8
+    SBUTTERFLY dq,  %12, %16, %8
+    SBUTTERFLY qdq, %1,  %9,  %8
+    SBUTTERFLY qdq, %2,  %10, %8
+    SBUTTERFLY qdq, %3,  %11, %8
+    SBUTTERFLY qdq, %4,  %12, %8
+    SBUTTERFLY qdq, %5,  %13, %8
+    SBUTTERFLY qdq, %6,  %14, %8
+    SBUTTERFLY qdq, %7,  %15, %8
+    mova m%8, %17
+    mova %17, m%1
+    SBUTTERFLY qdq, %8,  %16, %1
+    mova m%1, %17
+    SWAP %2,  %9
+    SWAP %3,  %5
+    SWAP %4,  %13
+    SWAP %6,  %11
+    SWAP %8,  %15
+    SWAP %12, %14
+%endmacro
+
+%macro TRANSPOSE8x8B 13
+    SBUTTERFLY bw,  %1, %2, %7
+    movdq%10 m%7, %9
+    movdqa %11, m%2
+    SBUTTERFLY bw,  %3, %4, %2
+    SBUTTERFLY bw,  %5, %6, %2
+    SBUTTERFLY bw,  %7, %8, %2
+    SBUTTERFLY wd,  %1, %3, %2
+    movdqa m%2, %11
+    movdqa %11, m%3
+    SBUTTERFLY wd,  %2, %4, %3
+    SBUTTERFLY wd,  %5, %7, %3
+    SBUTTERFLY wd,  %6, %8, %3
+    SBUTTERFLY dq, %1, %5, %3
+    SBUTTERFLY dq, %2, %6, %3
+    movdqa m%3, %11
+    movh   %12, m%2
+    movhps %13, m%2
+    SBUTTERFLY dq, %3, %7, %2
+    SBUTTERFLY dq, %4, %8, %2
+    SWAP %2, %5
+    SWAP %4, %7
+%endmacro
+
+%macro DEFINE_REAL_P7_TO_Q7 0-1 0
+%define P7 dstq  + 4*mstrideq  + %1
+%define P6 dstq  +   mstride3q + %1
+%define P5 dstq  + 2*mstrideq  + %1
+%define P4 dstq  +   mstrideq  + %1
+%define P3 dstq                + %1
+%define P2 dstq  +    strideq  + %1
+%define P1 dstq  + 2* strideq  + %1
+%define P0 dstq  +    stride3q + %1
+%define Q0 dstq  + 4* strideq  + %1
+%define Q1 dst2q +   mstride3q + %1
+%define Q2 dst2q + 2*mstrideq  + %1
+%define Q3 dst2q +   mstrideq  + %1
+%define Q4 dst2q               + %1
+%define Q5 dst2q +    strideq  + %1
+%define Q6 dst2q + 2* strideq  + %1
+%define Q7 dst2q +    stride3q + %1
+%endmacro
+
+%macro DEFINE_TRANSPOSED_P7_TO_Q7 0-1 0
+%define P3 rsp +  0*mmsize + %1
+%define P2 rsp +  1*mmsize + %1
+%define P1 rsp +  2*mmsize + %1
+%define P0 rsp +  3*mmsize + %1
+%define Q0 rsp +  4*mmsize + %1
+%define Q1 rsp +  5*mmsize + %1
+%define Q2 rsp +  6*mmsize + %1
+%define Q3 rsp +  7*mmsize + %1
+%if mmsize == 16
+%define P7 rsp +  8*mmsize + %1
+%define P6 rsp +  9*mmsize + %1
+%define P5 rsp + 10*mmsize + %1
+%define P4 rsp + 11*mmsize + %1
+%define Q4 rsp + 12*mmsize + %1
+%define Q5 rsp + 13*mmsize + %1
+%define Q6 rsp + 14*mmsize + %1
+%define Q7 rsp + 15*mmsize + %1
+%endif
+%endmacro
+
+; ..............AB -> AAAAAAAABBBBBBBB
+%macro SPLATB_MIX 1-2 [mask_mix]
+%if cpuflag(ssse3)
+    pshufb     %1, %2
+%else
+    punpcklbw  %1, %1
+    punpcklwd  %1, %1
+    punpckldq  %1, %1
+%endif
+%endmacro
+
+%macro LOOPFILTER 5 ; %1=v/h %2=size1 %3+%4=stack, %5=mmx/32bit stack only
+%assign %%ext 0
+%if ARCH_X86_32 || mmsize == 8
+%assign %%ext %5
+%endif
+
+%if UNIX64
+cglobal vp9_loop_filter_%1_%2_ %+ mmsize, 5, 9, 16, %3 + %4 + %%ext, dst, stride, E, I, H, mstride, dst2, stride3, mstride3
+%else
+%if WIN64
+cglobal vp9_loop_filter_%1_%2_ %+ mmsize, 4, 8, 16, %3 + %4 + %%ext, dst, stride, E, I, mstride, dst2, stride3, mstride3
+%else
+cglobal vp9_loop_filter_%1_%2_ %+ mmsize, 2, 6, 16, %3 + %4 + %%ext, dst, stride, mstride, dst2, stride3, mstride3
+%define Ed dword r2m
+%define Id dword r3m
+%endif
+%define Hd dword r4m
+%endif
+
+    mov               mstrideq, strideq
+    neg               mstrideq
+
+    lea               stride3q, [strideq*3]
+    lea              mstride3q, [mstrideq*3]
+
+%ifidn %1, h
+%if %2 != 16
+%if mmsize == 16
+%define movx movh
+%else
+%define movx mova
+%endif
+    lea                   dstq, [dstq + 4*strideq - 4]
+%else
+%define movx movu
+    lea                   dstq, [dstq + 4*strideq - 8] ; go from top center (h pos) to center left (v pos)
+%endif
+%else
+    lea                   dstq, [dstq + 4*mstrideq]
+%endif
+    ; FIXME we shouldn't need two dts registers if mmsize == 8
+    lea                  dst2q, [dstq + 8*strideq]
+
+    DEFINE_REAL_P7_TO_Q7
+
+%ifidn %1, h
+    movx                    m0, [P7]
+    movx                    m1, [P6]
+    movx                    m2, [P5]
+    movx                    m3, [P4]
+    movx                    m4, [P3]
+    movx                    m5, [P2]
+%if (ARCH_X86_64 && mmsize == 16) || %2 > 16
+    movx                    m6, [P1]
+%endif
+    movx                    m7, [P0]
+%ifdef m8
+    movx                    m8, [Q0]
+    movx                    m9, [Q1]
+    movx                   m10, [Q2]
+    movx                   m11, [Q3]
+    movx                   m12, [Q4]
+    movx                   m13, [Q5]
+    movx                   m14, [Q6]
+    movx                   m15, [Q7]
+    DEFINE_TRANSPOSED_P7_TO_Q7
+%if %2 == 16
+    TRANSPOSE16x16B 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, [rsp]
+    mova           [P7],  m0
+    mova           [P6],  m1
+    mova           [P5],  m2
+    mova           [P4],  m3
+%else ; %2 == 44/48/84/88
+    ; 8x16 transpose
+    punpcklbw        m0,  m1
+    punpcklbw        m2,  m3
+    punpcklbw        m4,  m5
+    punpcklbw        m6,  m7
+    punpcklbw        m8,  m9
+    punpcklbw       m10, m11
+    punpcklbw       m12, m13
+    punpcklbw       m14, m15
+    TRANSPOSE8x8W     0, 2, 4, 6, 8, 10, 12, 14, 15
+    SWAP              0,  4
+    SWAP              2,  5
+    SWAP              0,  6
+    SWAP              0,  7
+    SWAP             10,  9
+    SWAP             12, 10
+    SWAP             14, 11
+%endif ; %2
+    mova           [P3],  m4
+    mova           [P2],  m5
+    mova           [P1],  m6
+    mova           [P0],  m7
+    mova           [Q0],  m8
+    mova           [Q1],  m9
+    mova           [Q2], m10
+    mova           [Q3], m11
+%if %2 == 16
+    mova           [Q4], m12
+    mova           [Q5], m13
+    mova           [Q6], m14
+    mova           [Q7], m15
+%endif ; %2
+%else ; x86-32
+%if %2 == 16
+    TRANSPOSE8x8B    0, 1, 2, 3, 4, 5, 6, 7, [P1], u, [rsp+%3+%4], [rsp+64], [rsp+80]
+    DEFINE_TRANSPOSED_P7_TO_Q7
+    movh          [P7], m0
+    movh          [P5], m1
+    movh          [P3], m2
+    movh          [P1], m3
+    movh          [Q2], m5
+    movh          [Q4], m6
+    movh          [Q6], m7
+    movhps        [P6], m0
+    movhps        [P4], m1
+    movhps        [P2], m2
+    movhps        [P0], m3
+    movhps        [Q3], m5
+    movhps        [Q5], m6
+    movhps        [Q7], m7
+    DEFINE_REAL_P7_TO_Q7
+    movx                    m0, [Q0]
+    movx                    m1, [Q1]
+    movx                    m2, [Q2]
+    movx                    m3, [Q3]
+    movx                    m4, [Q4]
+    movx                    m5, [Q5]
+    movx                    m7, [Q7]
+    TRANSPOSE8x8B 0, 1, 2, 3, 4, 5, 6, 7, [Q6], u, [rsp+%3+%4], [rsp+72], [rsp+88]
+    DEFINE_TRANSPOSED_P7_TO_Q7 8
+    movh          [P7], m0
+    movh          [P5], m1
+    movh          [P3], m2
+    movh          [P1], m3
+    movh          [Q2], m5
+    movh          [Q4], m6
+    movh          [Q6], m7
+    movhps        [P6], m0
+    movhps        [P4], m1
+    movhps        [P2], m2
+    movhps        [P0], m3
+    movhps        [Q3], m5
+    movhps        [Q5], m6
+    movhps        [Q7], m7
+    DEFINE_TRANSPOSED_P7_TO_Q7
+%elif %2 > 16 ; %2 == 44/48/84/88
+    punpcklbw        m0, m1
+    punpcklbw        m2, m3
+    punpcklbw        m4, m5
+    punpcklbw        m6, m7
+    movx             m1, [Q0]
+    movx             m3, [Q1]
+    movx             m5, [Q2]
+    movx             m7, [Q3]
+    punpcklbw        m1, m3
+    punpcklbw        m5, m7
+    movx             m3, [Q4]
+    movx             m7, [Q5]
+    punpcklbw        m3, m7
+    mova          [rsp], m3
+    movx             m3, [Q6]
+    movx             m7, [Q7]
+    punpcklbw        m3, m7
+    DEFINE_TRANSPOSED_P7_TO_Q7
+    TRANSPOSE8x8W     0, 2, 4, 6, 1, 5, 7, 3, [rsp], [Q0], 1
+    mova           [P3],  m0
+    mova           [P2],  m2
+    mova           [P1],  m4
+    mova           [P0],  m6
+    mova           [Q1],  m5
+    mova           [Q2],  m7
+    mova           [Q3],  m3
+%else ; %2 == 4 || %2 == 8
+    SBUTTERFLY       bw, 0, 1, 6
+    SBUTTERFLY       bw, 2, 3, 6
+    SBUTTERFLY       bw, 4, 5, 6
+    mova [rsp+4*mmsize], m5
+    mova             m6, [P1]
+    SBUTTERFLY       bw, 6, 7, 5
+    DEFINE_TRANSPOSED_P7_TO_Q7
+    TRANSPOSE4x4W     0, 2, 4, 6, 5
+    mova           [P3], m0
+    mova           [P2], m2
+    mova           [P1], m4
+    mova           [P0], m6
+    mova             m5, [rsp+4*mmsize]
+    TRANSPOSE4x4W     1, 3, 5, 7, 0
+    mova           [Q0], m1
+    mova           [Q1], m3
+    mova           [Q2], m5
+    mova           [Q3], m7
+%endif ; %2
+%endif ; x86-32/64
+%endif ; %1 == h
+
+    ; calc fm mask
+%if %2 == 16 || mmsize == 8
+%if cpuflag(ssse3)
+    pxor                m0, m0
+%endif
+    SPLATB_REG          m2, I, m0                       ; I I I I ...
+    SPLATB_REG          m3, E, m0                       ; E E E E ...
+%else
+%if cpuflag(ssse3)
+    mova                m0, [mask_mix]
+%endif
+    movd                m2, Id
+    movd                m3, Ed
+    SPLATB_MIX          m2, m0
+    SPLATB_MIX          m3, m0
+%endif
+    mova                m0, [pb_80]
+    pxor                m2, m0
+    pxor                m3, m0
+%ifdef m8
+%ifidn %1, v
+    mova                m8, [P3]
+    mova                m9, [P2]
+    mova               m10, [P1]
+    mova               m11, [P0]
+    mova               m12, [Q0]
+    mova               m13, [Q1]
+    mova               m14, [Q2]
+    mova               m15, [Q3]
+%else
+    ; In case of horizontal, P3..Q3 are already present in some registers due
+    ; to the previous transpose, so we just swap registers.
+    SWAP                 8,  4, 12
+    SWAP                 9,  5, 13
+    SWAP                10,  6, 14
+    SWAP                11,  7, 15
+%endif
+%define rp3 m8
+%define rp2 m9
+%define rp1 m10
+%define rp0 m11
+%define rq0 m12
+%define rq1 m13
+%define rq2 m14
+%define rq3 m15
+%else
+%define rp3 [P3]
+%define rp2 [P2]
+%define rp1 [P1]
+%define rp0 [P0]
+%define rq0 [Q0]
+%define rq1 [Q1]
+%define rq2 [Q2]
+%define rq3 [Q3]
+%endif
+    ABSSUB_GT           m5, rp3, rp2, m2, m7, m0        ; m5 = abs(p3-p2) <= I
+    ABSSUB_GT           m1, rp2, rp1, m2, m7, m0        ; m1 = abs(p2-p1) <= I
+    por                 m5, m1
+    ABSSUB_GT           m1, rp1, rp0, m2, m7, m0        ; m1 = abs(p1-p0) <= I
+    por                 m5, m1
+    ABSSUB_GT           m1, rq0, rq1, m2, m7, m0        ; m1 = abs(q1-q0) <= I
+    por                 m5, m1
+    ABSSUB_GT           m1, rq1, rq2, m2, m7, m0        ; m1 = abs(q2-q1) <= I
+    por                 m5, m1
+    ABSSUB_GT           m1, rq2, rq3, m2, m7, m0        ; m1 = abs(q3-q2) <= I
+    por                 m5, m1
+    ABSSUB              m1, rp0, rq0, m7                ; abs(p0-q0)
+    paddusb             m1, m1                          ; abs(p0-q0) * 2
+    ABSSUB              m2, rp1, rq1, m7                ; abs(p1-q1)
+    pand                m2, [pb_fe]                     ; drop lsb so shift can work
+    psrlq               m2, 1                           ; abs(p1-q1)/2
+    paddusb             m1, m2                          ; abs(p0-q0)*2 + abs(p1-q1)/2
+    pxor                m1, m0
+    pcmpgtb             m1, m3
+    por                 m1, m5                          ; fm final value
+    SWAP                 1, 3
+    pxor                m3, [pb_ff]
+
+    ; (m3: fm, m8..15: p3 p2 p1 p0 q0 q1 q2 q3)
+    ; calc flat8in (if not 44_16) and hev masks
+%if %2 != 44 && %2 != 4
+    mova                m6, [pb_81]                     ; [1 1 1 1 ...] ^ 0x80
+    ABSSUB_GT           m2, rp3, rp0, m6, m5            ; abs(p3 - p0) <= 1
+%ifdef m8
+    mova                m8, [pb_80]
+%define rb80 m8
+%else
+%define rb80 [pb_80]
+%endif
+    ABSSUB_GT           m1, rp2, rp0, m6, m5, rb80      ; abs(p2 - p0) <= 1
+    por                 m2, m1
+    ABSSUB              m4, rp1, rp0, m5                ; abs(p1 - p0)
+%if %2 <= 16
+%if cpuflag(ssse3)
+    pxor                m0, m0
+%endif
+    SPLATB_REG          m7, H, m0                       ; H H H H ...
+%else
+    movd                m7, Hd
+    SPLATB_MIX          m7
+%endif
+    pxor                m7, rb80
+    pxor                m4, rb80
+    pcmpgtb             m0, m4, m7                      ; abs(p1 - p0) > H (1/2 hev condition)
+    CMP_GT              m4, m6                          ; abs(p1 - p0) <= 1
+    por                 m2, m4                          ; (flat8in)
+    ABSSUB              m4, rq1, rq0, m1                ; abs(q1 - q0)
+    pxor                m4, rb80
+    pcmpgtb             m5, m4, m7                      ; abs(q1 - q0) > H (2/2 hev condition)
+    por                 m0, m5                          ; hev final value
+    CMP_GT              m4, m6                          ; abs(q1 - q0) <= 1
+    por                 m2, m4                          ; (flat8in)
+    ABSSUB_GT           m1, rq2, rq0, m6, m5, rb80      ; abs(q2 - q0) <= 1
+    por                 m2, m1
+    ABSSUB_GT           m1, rq3, rq0, m6, m5, rb80      ; abs(q3 - q0) <= 1
+    por                 m2, m1                          ; flat8in final value
+    pxor                m2, [pb_ff]
+%if %2 == 84 || %2 == 48
+    pand                m2, [mask_mix%2]
+%endif
+%else
+    mova                m6, [pb_80]
+%if %2 == 44
+    movd                m7, Hd
+    SPLATB_MIX          m7
+%else
+%if cpuflag(ssse3)
+    pxor                m0, m0
+%endif
+    SPLATB_REG          m7, H, m0                       ; H H H H ...
+%endif
+    pxor                m7, m6
+    ABSSUB              m4, rp1, rp0, m1                ; abs(p1 - p0)
+    pxor                m4, m6
+    pcmpgtb             m0, m4, m7                      ; abs(p1 - p0) > H (1/2 hev condition)
+    ABSSUB              m4, rq1, rq0, m1                ; abs(q1 - q0)
+    pxor                m4, m6
+    pcmpgtb             m5, m4, m7                      ; abs(q1 - q0) > H (2/2 hev condition)
+    por                 m0, m5                          ; hev final value
+%endif
+
+%if %2 == 16
+    ; (m0: hev, m2: flat8in, m3: fm, m6: pb_81, m9..15: p2 p1 p0 q0 q1 q2 q3)
+    ; calc flat8out mask
+%ifdef m8
+    mova                m8, [P7]
+    mova                m9, [P6]
+%define rp7 m8
+%define rp6 m9
+%else
+%define rp7 [P7]
+%define rp6 [P6]
+%endif
+    ABSSUB_GT           m1, rp7, rp0, m6, m5            ; abs(p7 - p0) <= 1
+    ABSSUB_GT           m7, rp6, rp0, m6, m5            ; abs(p6 - p0) <= 1
+    por                 m1, m7
+%ifdef m8
+    mova                m8, [P5]
+    mova                m9, [P4]
+%define rp5 m8
+%define rp4 m9
+%else
+%define rp5 [P5]
+%define rp4 [P4]
+%endif
+    ABSSUB_GT           m7, rp5, rp0, m6, m5            ; abs(p5 - p0) <= 1
+    por                 m1, m7
+    ABSSUB_GT           m7, rp4, rp0, m6, m5            ; abs(p4 - p0) <= 1
+    por                 m1, m7
+%ifdef m8
+    mova                m14, [Q4]
+    mova                m15, [Q5]
+%define rq4 m14
+%define rq5 m15
+%else
+%define rq4 [Q4]
+%define rq5 [Q5]
+%endif
+    ABSSUB_GT           m7, rq4, rq0, m6, m5            ; abs(q4 - q0) <= 1
+    por                 m1, m7
+    ABSSUB_GT           m7, rq5, rq0, m6, m5            ; abs(q5 - q0) <= 1
+    por                 m1, m7
+%ifdef m8
+    mova                m14, [Q6]
+    mova                m15, [Q7]
+%define rq6 m14
+%define rq7 m15
+%else
+%define rq6 [Q6]
+%define rq7 [Q7]
+%endif
+    ABSSUB_GT           m7, rq6, rq0, m6, m5            ; abs(q4 - q0) <= 1
+    por                 m1, m7
+    ABSSUB_GT           m7, rq7, rq0, m6, m5            ; abs(q5 - q0) <= 1
+    por                 m1, m7                          ; flat8out final value
+    pxor                m1, [pb_ff]
+%endif
+
+    ; if (fm) {
+    ;     if (out && in) filter_14()
+    ;     else if (in)   filter_6()
+    ;     else if (hev)  filter_2()
+    ;     else           filter_4()
+    ; }
+    ;
+    ; f14:                                                                            fm &  out &  in
+    ; f6:  fm & ~f14 & in        => fm & ~(out & in) & in                          => fm & ~out &  in
+    ; f2:  fm & ~f14 & ~f6 & hev => fm & ~(out & in) & ~(~out & in) & hev          => fm &  ~in &  hev
+    ; f4:  fm & ~f14 & ~f6 & ~f2 => fm & ~(out & in) & ~(~out & in) & ~(~in & hev) => fm &  ~in & ~hev
+
+    ; (m0: hev, [m1: flat8out], [m2: flat8in], m3: fm, m8..15: p5 p4 p1 p0 q0 q1 q6 q7)
+    ; filter2()
+%if %2 != 44 && %2 != 4
+    mova                m6, [pb_80]                     ; already in m6 if 44_16
+    SCRATCH              2, 15, rsp+%3+%4
+%if %2 == 16
+    SCRATCH              1,  8, rsp+%3+%4+16
+%endif
+%endif
+    pxor                m2, m6, rq0                     ; q0 ^ 0x80
+    pxor                m4, m6, rp0                     ; p0 ^ 0x80
+    psubsb              m2, m4                          ; (signed) q0 - p0
+    pxor                m4, m6, rp1                     ; p1 ^ 0x80
+    pxor                m5, m6, rq1                     ; q1 ^ 0x80
+    psubsb              m4, m5                          ; (signed) p1 - q1
+    paddsb              m4, m2                          ;   (q0 - p0) + (p1 - q1)
+    paddsb              m4, m2                          ; 2*(q0 - p0) + (p1 - q1)
+    paddsb              m4, m2                          ; 3*(q0 - p0) + (p1 - q1)
+    paddsb              m6, m4, [pb_4]                  ; m6: f1 = clip(f + 4, 127)
+    paddsb              m4, [pb_3]                      ; m4: f2 = clip(f + 3, 127)
+%ifdef m8
+    mova                m14, [pb_10]                    ; will be reused in filter4()
+%define rb10 m14
+%else
+%define rb10 [pb_10]
+%endif
+    SRSHIFT3B_2X        m6, m4, rb10, m7                ; f1 and f2 sign byte shift by 3
+    SIGN_SUB            m7, rq0, m6, m5                 ; m7 = q0 - f1
+    SIGN_ADD            m1, rp0, m4, m5                 ; m1 = p0 + f2
+%if %2 != 44 && %2 != 4
+%ifdef m8
+    pandn               m6, m15, m3                     ;  ~mask(in) & mask(fm)
+%else
+    mova                m6, [rsp+%3+%4]
+    pandn               m6, m3
+%endif
+    pand                m6, m0                          ; (~mask(in) & mask(fm)) & mask(hev)
+%else
+    pand                m6, m3, m0
+%endif
+    MASK_APPLY          m7, rq0, m6, m5                 ; m7 = filter2(q0) & mask / we write it in filter4()
+    MASK_APPLY          m1, rp0, m6, m5                 ; m1 = filter2(p0) & mask / we write it in filter4()
+
+    ; (m0: hev, m1: p0', m2: q0-p0, m3: fm, m7: q0', [m8: flat8out], m10..13: p1 p0 q0 q1, m14: pb_10, [m15: flat8in], )
+    ; filter4()
+    mova                m4, m2
+    paddsb              m2, m4                          ; 2 * (q0 - p0)
+    paddsb              m2, m4                          ; 3 * (q0 - p0)
+    paddsb              m6, m2, [pb_4]                  ; m6:  f1 = clip(f + 4, 127)
+    paddsb              m2, [pb_3]                      ; m2: f2 = clip(f + 3, 127)
+    SRSHIFT3B_2X        m6, m2, rb10, m4                ; f1 and f2 sign byte shift by 3
+%if %2 != 44 && %2 != 4
+%ifdef m8
+    pandn               m5, m15, m3                     ;               ~mask(in) & mask(fm)
+%else
+    mova                m5, [rsp+%3+%4]
+    pandn               m5, m3
+%endif
+    pandn               m0, m5                          ; ~mask(hev) & (~mask(in) & mask(fm))
+%else
+    pandn               m0, m3
+%endif
+    SIGN_SUB            m5, rq0, m6, m4                 ; q0 - f1
+    MASK_APPLY          m5, m7, m0, m4                  ; filter4(q0) & mask
+    mova                [Q0], m5
+    SIGN_ADD            m7, rp0, m2, m4                 ; p0 + f2
+    MASK_APPLY          m7, m1, m0, m4                  ; filter4(p0) & mask
+    mova                [P0], m7
+    paddb               m6, [pb_80]                     ;
+    pxor                m1, m1                          ;   f=(f1+1)>>1
+    pavgb               m6, m1                          ;
+    psubb               m6, [pb_40]                     ;
+    SIGN_ADD            m1, rp1, m6, m2                 ; p1 + f
+    SIGN_SUB            m4, rq1, m6, m2                 ; q1 - f
+    MASK_APPLY          m1, rp1, m0, m2                 ; m1 = filter4(p1)
+    MASK_APPLY          m4, rq1, m0, m2                 ; m4 = filter4(q1)
+    mova                [P1], m1
+    mova                [Q1], m4
+
+%if %2 != 44 && %2 != 4
+    UNSCRATCH            2, 15, rsp+%3+%4
+%endif
+
+    ; ([m1: flat8out], m2: flat8in, m3: fm, m10..13: p1 p0 q0 q1)
+    ; filter6()
+%if %2 != 44 && %2 != 4
+    pxor                m0, m0
+%if %2 != 16
+    pand                m3, m2
+%else
+    pand                m2, m3                          ;               mask(fm) & mask(in)
+%ifdef m8
+    pandn               m3, m8, m2                      ; ~mask(out) & (mask(fm) & mask(in))
+%else
+    mova                m3, [rsp+%3+%4+16]
+    pandn               m3, m2
+%endif
+%endif
+%ifdef m8
+    mova               m14, [P3]
+    mova                m9, [Q3]
+%define rp3 m14
+%define rq3 m9
+%else
+%define rp3 [P3]
+%define rq3 [Q3]
+%endif
+    mova                m1, [P2]
+    FILTER_INIT         m4, m5, m6, m7, [P2], %4, 6,             m3,  m1             ; [p2]
+    mova                m1, [Q2]
+    FILTER_UPDATE       m4, m5, m6, m7, [P1], %4, 0, 1, 2, 5, 3, m3,  "", rq1, "", 1 ; [p1] -p3 -p2 +p1 +q1
+    FILTER_UPDATE       m4, m5, m6, m7, [P0], %4, 0, 2, 3, 6, 3, m3,  "", m1         ; [p0] -p3 -p1 +p0 +q2
+    FILTER_UPDATE       m4, m5, m6, m7, [Q0], %4, 0, 3, 4, 7, 3, m3,  "", rq3, "", 1 ; [q0] -p3 -p0 +q0 +q3
+    FILTER_UPDATE       m4, m5, m6, m7, [Q1], %4, 1, 4, 5, 7, 3, m3,  ""             ; [q1] -p2 -q0 +q1 +q3
+    FILTER_UPDATE       m4, m5, m6, m7, [Q2], %4, 2, 5, 6, 7, 3, m3,  m1             ; [q2] -p1 -q1 +q2 +q3
+%endif
+
+%if %2 == 16
+    UNSCRATCH            1,  8, rsp+%3+%4+16
+%endif
+
+    ; (m0: 0, [m1: flat8out], m2: fm & flat8in, m8..15: q2 q3 p1 p0 q0 q1 p3 p2)
+    ; filter14()
+    ;
+    ;                            m2  m3  m8  m9 m14 m15 m10 m11 m12 m13
+    ;
+    ;                                    q2  q3  p3  p2  p1  p0  q0  q1
+    ; p6  -7                     p7  p6  p5  p4   .   .   .   .   .
+    ; p5  -6  -p7 -p6 +p5 +q1     .   .   .                           .
+    ; p4  -5  -p7 -p5 +p4 +q2     .       .   .                      q2
+    ; p3  -4  -p7 -p4 +p3 +q3     .           .   .                  q3
+    ; p2  -3  -p7 -p3 +p2 +q4     .               .   .              q4
+    ; p1  -2  -p7 -p2 +p1 +q5     .                   .   .          q5
+    ; p0  -1  -p7 -p1 +p0 +q6     .                       .   .      q6
+    ; q0  +0  -p7 -p0 +q0 +q7     .                           .   .  q7
+    ; q1  +1  -p6 -q0 +q1 +q7    q1   .                           .   .
+    ; q2  +2  -p5 -q1 +q2 +q7     .  q2   .                           .
+    ; q3  +3  -p4 -q2 +q3 +q7         .  q3   .                       .
+    ; q4  +4  -p3 -q3 +q4 +q7             .  q4   .                   .
+    ; q5  +5  -p2 -q4 +q5 +q7                 .  q5   .               .
+    ; q6  +6  -p1 -q5 +q6 +q7                     .  q6   .           .
+
+%if %2 == 16
+    pand            m1, m2                                                              ; mask(out) & (mask(fm) & mask(in))
+    mova            m2, [P7]
+    mova            m3, [P6]
+%ifdef m8
+    mova            m8, [P5]
+    mova            m9, [P4]
+%define rp5 m8
+%define rp4 m9
+%define rp5s m8
+%define rp4s m9
+%define rp3s m14
+%define rq4 m8
+%define rq5 m9
+%define rq6 m14
+%define rq7 m15
+%define rq4s m8
+%define rq5s m9
+%define rq6s m14
+%else
+%define rp5 [P5]
+%define rp4 [P4]
+%define rp5s ""
+%define rp4s ""
+%define rp3s ""
+%define rq4 [Q4]
+%define rq5 [Q5]
+%define rq6 [Q6]
+%define rq7 [Q7]
+%define rq4s ""
+%define rq5s ""
+%define rq6s ""
+%endif
+    FILTER_INIT     m4, m5, m6, m7, [P6], %4, 14,                m1,  m3            ; [p6]
+    FILTER_UPDATE   m4, m5, m6, m7, [P5], %4,  8,  9, 10,  5, 4, m1, rp5s           ; [p5] -p7 -p6 +p5 +q1
+    FILTER_UPDATE   m4, m5, m6, m7, [P4], %4,  8, 10, 11,  6, 4, m1, rp4s           ; [p4] -p7 -p5 +p4 +q2
+    FILTER_UPDATE   m4, m5, m6, m7, [P3], %4,  8, 11,  0,  7, 4, m1, rp3s           ; [p3] -p7 -p4 +p3 +q3
+    FILTER_UPDATE   m4, m5, m6, m7, [P2], %4,  8,  0,  1, 12, 4, m1,  "", rq4, [Q4], 1 ; [p2] -p7 -p3 +p2 +q4
+    FILTER_UPDATE   m4, m5, m6, m7, [P1], %4,  8,  1,  2, 13, 4, m1,  "", rq5, [Q5], 1 ; [p1] -p7 -p2 +p1 +q5
+    FILTER_UPDATE   m4, m5, m6, m7, [P0], %4,  8,  2,  3, 14, 4, m1,  "", rq6, [Q6], 1 ; [p0] -p7 -p1 +p0 +q6
+    FILTER_UPDATE   m4, m5, m6, m7, [Q0], %4,  8,  3,  4, 15, 4, m1,  "", rq7, [Q7], 1 ; [q0] -p7 -p0 +q0 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q1], %4,  9,  4,  5, 15, 4, m1,  ""            ; [q1] -p6 -q0 +q1 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q2], %4, 10,  5,  6, 15, 4, m1,  ""            ; [q2] -p5 -q1 +q2 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q3], %4, 11,  6,  7, 15, 4, m1,  ""            ; [q3] -p4 -q2 +q3 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q4], %4,  0,  7, 12, 15, 4, m1, rq4s           ; [q4] -p3 -q3 +q4 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q5], %4,  1, 12, 13, 15, 4, m1, rq5s           ; [q5] -p2 -q4 +q5 +q7
+    FILTER_UPDATE   m4, m5, m6, m7, [Q6], %4,  2, 13, 14, 15, 4, m1, rq6s           ; [q6] -p1 -q5 +q6 +q7
+%endif
+
+%ifidn %1, h
+%if %2 == 16
+    mova                    m0, [P7]
+    mova                    m1, [P6]
+    mova                    m2, [P5]
+    mova                    m3, [P4]
+    mova                    m4, [P3]
+    mova                    m5, [P2]
+%if ARCH_X86_64
+    mova                    m6, [P1]
+%endif
+    mova                    m7, [P0]
+%if ARCH_X86_64
+    mova                    m8, [Q0]
+    mova                    m9, [Q1]
+    mova                   m10, [Q2]
+    mova                   m11, [Q3]
+    mova                   m12, [Q4]
+    mova                   m13, [Q5]
+    mova                   m14, [Q6]
+    mova                   m15, [Q7]
+    TRANSPOSE16x16B 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, [rsp]
+    DEFINE_REAL_P7_TO_Q7
+    movu  [P7],  m0
+    movu  [P6],  m1
+    movu  [P5],  m2
+    movu  [P4],  m3
+    movu  [P3],  m4
+    movu  [P2],  m5
+    movu  [P1],  m6
+    movu  [P0],  m7
+    movu  [Q0],  m8
+    movu  [Q1],  m9
+    movu  [Q2], m10
+    movu  [Q3], m11
+    movu  [Q4], m12
+    movu  [Q5], m13
+    movu  [Q6], m14
+    movu  [Q7], m15
+%else
+    DEFINE_REAL_P7_TO_Q7
+    TRANSPOSE8x8B 0, 1, 2, 3, 4, 5, 6, 7, [rsp+32], a, [rsp+%3+%4], [Q0], [Q1]
+    movh   [P7],  m0
+    movh   [P5],  m1
+    movh   [P3],  m2
+    movh   [P1],  m3
+    movh   [Q2],  m5
+    movh   [Q4],  m6
+    movh   [Q6],  m7
+    movhps [P6],  m0
+    movhps [P4],  m1
+    movhps [P2],  m2
+    movhps [P0],  m3
+    movhps [Q3],  m5
+    movhps [Q5],  m6
+    movhps [Q7],  m7
+    DEFINE_TRANSPOSED_P7_TO_Q7
+    mova                    m0, [Q0]
+    mova                    m1, [Q1]
+    mova                    m2, [Q2]
+    mova                    m3, [Q3]
+    mova                    m4, [Q4]
+    mova                    m5, [Q5]
+    mova                    m7, [Q7]
+    DEFINE_REAL_P7_TO_Q7 8
+    TRANSPOSE8x8B 0, 1, 2, 3, 4, 5, 6, 7, [rsp+224], a, [rsp+%3+%4], [Q0], [Q1]
+    movh   [P7],  m0
+    movh   [P5],  m1
+    movh   [P3],  m2
+    movh   [P1],  m3
+    movh   [Q2],  m5
+    movh   [Q4],  m6
+    movh   [Q6],  m7
+    movhps [P6],  m0
+    movhps [P4],  m1
+    movhps [P2],  m2
+    movhps [P0],  m3
+    movhps [Q3],  m5
+    movhps [Q5],  m6
+    movhps [Q7],  m7
+%endif
+%elif %2 == 44 || %2 == 4
+    SWAP 0, 1   ; m0 = p1
+    SWAP 1, 7   ; m1 = p0
+    SWAP 2, 5   ; m2 = q0
+    SWAP 3, 4   ; m3 = q1
+    DEFINE_REAL_P7_TO_Q7 2
+    SBUTTERFLY  bw, 0, 1, 4
+    SBUTTERFLY  bw, 2, 3, 4
+    SBUTTERFLY  wd, 0, 2, 4
+    SBUTTERFLY  wd, 1, 3, 4
+%if mmsize == 16
+    movd  [P7], m0
+    movd  [P3], m2
+    movd  [Q0], m1
+    movd  [Q4], m3
+    psrldq  m0, 4
+    psrldq  m1, 4
+    psrldq  m2, 4
+    psrldq  m3, 4
+    movd  [P6], m0
+    movd  [P2], m2
+    movd  [Q1], m1
+    movd  [Q5], m3
+    psrldq  m0, 4
+    psrldq  m1, 4
+    psrldq  m2, 4
+    psrldq  m3, 4
+    movd  [P5], m0
+    movd  [P1], m2
+    movd  [Q2], m1
+    movd  [Q6], m3
+    psrldq  m0, 4
+    psrldq  m1, 4
+    psrldq  m2, 4
+    psrldq  m3, 4
+    movd  [P4], m0
+    movd  [P0], m2
+    movd  [Q3], m1
+    movd  [Q7], m3
+%else
+    movd  [P7], m0
+    movd  [P5], m2
+    movd  [P3], m1
+    movd  [P1], m3
+    psrlq   m0, 32
+    psrlq   m2, 32
+    psrlq   m1, 32
+    psrlq   m3, 32
+    movd  [P6], m0
+    movd  [P4], m2
+    movd  [P2], m1
+    movd  [P0], m3
+%endif
+%else
+    ; the following code do a transpose of 8 full lines to 16 half
+    ; lines (high part). It is inlined to avoid the need of a staging area
+    mova                    m0, [P3]
+    mova                    m1, [P2]
+    mova                    m2, [P1]
+    mova                    m3, [P0]
+    mova                    m4, [Q0]
+    mova                    m5, [Q1]
+%ifdef m8
+    mova                    m6, [Q2]
+%endif
+    mova                    m7, [Q3]
+    DEFINE_REAL_P7_TO_Q7
+%ifdef m8
+    SBUTTERFLY  bw,  0,  1, 8
+    SBUTTERFLY  bw,  2,  3, 8
+    SBUTTERFLY  bw,  4,  5, 8
+    SBUTTERFLY  bw,  6,  7, 8
+    SBUTTERFLY  wd,  0,  2, 8
+    SBUTTERFLY  wd,  1,  3, 8
+    SBUTTERFLY  wd,  4,  6, 8
+    SBUTTERFLY  wd,  5,  7, 8
+    SBUTTERFLY  dq,  0,  4, 8
+    SBUTTERFLY  dq,  1,  5, 8
+    SBUTTERFLY  dq,  2,  6, 8
+    SBUTTERFLY  dq,  3,  7, 8
+%else
+    SBUTTERFLY  bw,  0,  1, 6
+    mova [rsp+mmsize*4], m1
+    mova        m6, [rsp+mmsize*6]
+    SBUTTERFLY  bw,  2,  3, 1
+    SBUTTERFLY  bw,  4,  5, 1
+    SBUTTERFLY  bw,  6,  7, 1
+    SBUTTERFLY  wd,  0,  2, 1
+    mova [rsp+mmsize*6], m2
+    mova        m1, [rsp+mmsize*4]
+    SBUTTERFLY  wd,  1,  3, 2
+    SBUTTERFLY  wd,  4,  6, 2
+    SBUTTERFLY  wd,  5,  7, 2
+    SBUTTERFLY  dq,  0,  4, 2
+    SBUTTERFLY  dq,  1,  5, 2
+%if mmsize == 16
+    movh      [Q0], m1
+    movhps    [Q1], m1
+%else
+    mova      [P3], m1
+%endif
+    mova        m2, [rsp+mmsize*6]
+    SBUTTERFLY  dq,  2,  6, 1
+    SBUTTERFLY  dq,  3,  7, 1
+%endif
+    SWAP         3, 6
+    SWAP         1, 4
+%if mmsize == 16
+    movh      [P7], m0
+    movhps    [P6], m0
+    movh      [P5], m1
+    movhps    [P4], m1
+    movh      [P3], m2
+    movhps    [P2], m2
+    movh      [P1], m3
+    movhps    [P0], m3
+%ifdef m8
+    movh      [Q0], m4
+    movhps    [Q1], m4
+%endif
+    movh      [Q2], m5
+    movhps    [Q3], m5
+    movh      [Q4], m6
+    movhps    [Q5], m6
+    movh      [Q6], m7
+    movhps    [Q7], m7
+%else
+    mova      [P7], m0
+    mova      [P6], m1
+    mova      [P5], m2
+    mova      [P4], m3
+    mova      [P2], m5
+    mova      [P1], m6
+    mova      [P0], m7
+%endif
+%endif
+%endif
+
+    RET
+%endmacro
+
+%macro LPF_16_VH 5
+INIT_XMM %5
+LOOPFILTER v, %1, %2,  0, %4
+LOOPFILTER h, %1, %2, %3, %4
+%endmacro
+
+%macro LPF_16_VH_ALL_OPTS 4
+LPF_16_VH %1, %2, %3, %4, sse2
+LPF_16_VH %1, %2, %3, %4, ssse3
+LPF_16_VH %1, %2, %3, %4, avx
+%endmacro
+
+LPF_16_VH_ALL_OPTS 16, 512, 256, 32
+LPF_16_VH_ALL_OPTS 44,   0, 128,  0
+LPF_16_VH_ALL_OPTS 48, 256, 128, 16
+LPF_16_VH_ALL_OPTS 84, 256, 128, 16
+LPF_16_VH_ALL_OPTS 88, 256, 128, 16
+
+INIT_MMX mmxext
+LOOPFILTER v, 4,   0,  0, 0
+LOOPFILTER h, 4,   0, 64, 0
+LOOPFILTER v, 8, 128,  0, 8
+LOOPFILTER h, 8, 128, 64, 8