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baf47020cd
FFmpeg/libavcodec/x86/vp9itxfm.asm
Ronald S. Bultje baf47020cd vp9/x86: 8x8 iadst SIMD (ssse3/avx) variants. 
Cycle measurements for intra itxfm_8x8_add on ped1080p.webm:
idct_idct:   133 -> 135 cycles (noise measurement)
idct_iadst:  900 -> 241 cycles
iadst_idct:  864 -> 215 cycles
iadst_iadst: 973 -> 310 cycles
2014-01-24 19:25:25 -05:00

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;******************************************************************************
;* VP9 IDCT SIMD optimizations
;*
;* Copyright (C) 2013 Clément Bœsch <u pkh me>
;* Copyright (C) 2013 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
pw_11585x2: times 8 dw 23170
pw_m11585x2: times 8 dw -23170
%macro VP9_IDCT_COEFFS 2-3 0
pw_%1x2: times 8 dw %1*2
pw_m%1x2: times 8 dw -%1*2
pw_%2x2: times 8 dw %2*2
pw_m%2x2: times 8 dw -%2*2
pw_m%1_%2: times 4 dw -%1, %2
pw_%2_%1: times 4 dw %2, %1
pw_m%2_m%1: times 4 dw -%2, -%1
%if %3 == 1
pw_m%2_%1: times 4 dw -%2, %1
pw_%1_%2: times 4 dw %1, %2
%endif
%endmacro
VP9_IDCT_COEFFS 15137, 6270, 1
VP9_IDCT_COEFFS 16069, 3196, 1
VP9_IDCT_COEFFS 9102, 13623, 1
VP9_IDCT_COEFFS 16305, 1606
VP9_IDCT_COEFFS 10394, 12665
VP9_IDCT_COEFFS 14449, 7723
VP9_IDCT_COEFFS 4756, 15679
VP9_IDCT_COEFFS 16364, 804
VP9_IDCT_COEFFS 11003, 12140
VP9_IDCT_COEFFS 14811, 7005
VP9_IDCT_COEFFS 5520, 15426
VP9_IDCT_COEFFS 15893, 3981
VP9_IDCT_COEFFS 8423, 14053
VP9_IDCT_COEFFS 13160, 9760
VP9_IDCT_COEFFS 2404, 16207
pd_8192: times 4 dd 8192
pw_2048: times 8 dw 2048
pw_1024: times 8 dw 1024
pw_512: times 8 dw 512
pw_m1: times 8 dw -1
SECTION .text
; (a*x + b*y + round) >> shift
%macro VP9_MULSUB_2W_2X 5 ; dst1, dst2/src, round, coefs1, coefs2
pmaddwd m%1, m%2, %4
pmaddwd m%2, %5
paddd m%1, %3
paddd m%2, %3
psrad m%1, 14
psrad m%2, 14
%endmacro
%macro VP9_MULSUB_2W_4X 7 ; dst1, dst2, coef1, coef2, rnd, tmp1/src, tmp2
VP9_MULSUB_2W_2X %7, %6, %5, [pw_m%3_%4], [pw_%4_%3]
VP9_MULSUB_2W_2X %1, %2, %5, [pw_m%3_%4], [pw_%4_%3]
packssdw m%1, m%7
packssdw m%2, m%6
%endmacro
%macro VP9_UNPACK_MULSUB_2W_4X 7-9 ; dst1, dst2, (src1, src2,) coef1, coef2, rnd, tmp1, tmp2
%if %0 == 7
punpckhwd m%6, m%2, m%1
punpcklwd m%2, m%1
VP9_MULSUB_2W_4X %1, %2, %3, %4, %5, %6, %7
%else
punpckhwd m%8, m%4, m%3
punpcklwd m%2, m%4, m%3
VP9_MULSUB_2W_4X %1, %2, %5, %6, %7, %8, %9
%endif
%endmacro
%macro VP9_UNPACK_MULSUB_2D_4X 6 ; dst1 [src1], dst2 [src2], dst3, dst4, mul1, mul2
punpckhwd m%4, m%2, m%1
punpcklwd m%2, m%1
pmaddwd m%3, m%4, [pw_m%5_%6]
pmaddwd m%4, [pw_%6_%5]
pmaddwd m%1, m%2, [pw_m%5_%6]
pmaddwd m%2, [pw_%6_%5]
%endmacro
%macro VP9_RND_SH_SUMSUB_BA 6 ; dst1 [src1], dst2 [src2], src3, src4, tmp, round
SUMSUB_BA d, %1, %2, %5
SUMSUB_BA d, %3, %4, %5
paddd m%1, %6
paddd m%2, %6
paddd m%3, %6
paddd m%4, %6
psrad m%1, 14
psrad m%2, 14
psrad m%3, 14
psrad m%4, 14
packssdw m%1, m%3
packssdw m%2, m%4
%endmacro
%macro VP9_STORE_2X 5-6 dstq ; reg1, reg2, tmp1, tmp2, zero, dst
movh m%3, [%6]
movh m%4, [%6+strideq]
punpcklbw m%3, m%5
punpcklbw m%4, m%5
paddw m%3, m%1
paddw m%4, m%2
packuswb m%3, m%5
packuswb m%4, m%5
movh [%6], m%3
movh [%6+strideq], m%4
%endmacro
%macro ZERO_BLOCK 4 ; mem, stride, nnzcpl, zero_reg
%assign %%y 0
%rep %3
%assign %%x 0
%rep %3*2/mmsize
mova [%1+%%y+%%x], %4
%assign %%x (%%x+mmsize)
%endrep
%assign %%y (%%y+%2)
%endrep
%endmacro
;-------------------------------------------------------------------------------------------
; void vp9_idct_idct_4x4_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;-------------------------------------------------------------------------------------------
%macro VP9_IDCT4_1D_FINALIZE 0
SUMSUB_BA w, 3, 2, 4 ; m3=t3+t0, m2=-t3+t0
SUMSUB_BA w, 1, 0, 4 ; m1=t2+t1, m0=-t2+t1
SWAP 0, 3, 2 ; 3102 -> 0123
%endmacro
%macro VP9_IDCT4_1D 0
SUMSUB_BA w, 2, 0, 4 ; m2=IN(0)+IN(2) m0=IN(0)-IN(2)
pmulhrsw m2, m6 ; m2=t0
pmulhrsw m0, m6 ; m0=t1
VP9_UNPACK_MULSUB_2W_4X 1, 3, 15137, 6270, m7, 4, 5 ; m1=t2, m3=t3
VP9_IDCT4_1D_FINALIZE
%endmacro
; 2x2 top left corner
%macro VP9_IDCT4_2x2_1D 0
pmulhrsw m0, m5 ; m0=t1
mova m2, m0 ; m2=t0
mova m3, m1
pmulhrsw m1, m6 ; m1=t2
pmulhrsw m3, m7 ; m3=t3
VP9_IDCT4_1D_FINALIZE
%endmacro
%macro VP9_IDCT4_WRITEOUT 0
mova m5, [pw_2048]
pmulhrsw m0, m5 ; (x*2048 + (1<<14))>>15 <=> (x+8)>>4
pmulhrsw m1, m5
VP9_STORE_2X 0, 1, 6, 7, 4
lea dstq, [dstq+2*strideq]
pmulhrsw m2, m5
pmulhrsw m3, m5
VP9_STORE_2X 2, 3, 6, 7, 4
%endmacro
INIT_MMX ssse3
cglobal vp9_idct_idct_4x4_add, 4,4,0, dst, stride, block, eob
cmp eobd, 4 ; 2x2 or smaller
jg .idctfull
cmp eobd, 1 ; faster path for when only DC is set
jne .idct2x2
movd m0, [blockq]
mova m5, [pw_11585x2]
pmulhrsw m0, m5
pmulhrsw m0, m5
pshufw m0, m0, 0
pxor m4, m4
movh [blockq], m4
pmulhrsw m0, [pw_2048] ; (x*2048 + (1<<14))>>15 <=> (x+8)>>4
VP9_STORE_2X 0, 0, 6, 7, 4
lea dstq, [dstq+2*strideq]
VP9_STORE_2X 0, 0, 6, 7, 4
RET
; faster path for when only top left 2x2 block is set
.idct2x2:
movd m0, [blockq+0]
movd m1, [blockq+8]
mova m5, [pw_11585x2]
mova m6, [pw_6270x2]
mova m7, [pw_15137x2]
VP9_IDCT4_2x2_1D
TRANSPOSE4x4W 0, 1, 2, 3, 4
VP9_IDCT4_2x2_1D
pxor m4, m4 ; used for the block reset, and VP9_STORE_2X
movh [blockq+ 0], m4
movh [blockq+ 8], m4
VP9_IDCT4_WRITEOUT
RET
.idctfull: ; generic full 4x4 idct/idct
mova m0, [blockq+ 0]
mova m1, [blockq+ 8]
mova m2, [blockq+16]
mova m3, [blockq+24]
mova m6, [pw_11585x2]
mova m7, [pd_8192] ; rounding
VP9_IDCT4_1D
TRANSPOSE4x4W 0, 1, 2, 3, 4
VP9_IDCT4_1D
pxor m4, m4 ; used for the block reset, and VP9_STORE_2X
mova [blockq+ 0], m4
mova [blockq+ 8], m4
mova [blockq+16], m4
mova [blockq+24], m4
VP9_IDCT4_WRITEOUT
RET
%if ARCH_X86_64 ; TODO: 32-bit? (32-bit limited to 8 xmm reg, we use more)
;-------------------------------------------------------------------------------------------
; void vp9_idct_idct_8x8_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;-------------------------------------------------------------------------------------------
%macro VP9_IDCT8_1D_FINALIZE 0
SUMSUB_BA w, 3, 10, 4 ; m3=t0+t7, m10=t0-t7
SUMSUB_BA w, 1, 2, 4 ; m1=t1+t6, m2=t1-t6
SUMSUB_BA w, 11, 0, 4 ; m11=t2+t5, m0=t2-t5
SUMSUB_BA w, 9, 8, 4 ; m9=t3+t4, m8=t3-t4
SWAP 11, 10, 2
SWAP 3, 9, 0
%endmacro
%macro VP9_IDCT8_1D 0
SUMSUB_BA w, 8, 0, 4 ; m8=IN(0)+IN(4) m0=IN(0)-IN(4)
pmulhrsw m8, m12 ; m8=t0a
pmulhrsw m0, m12 ; m0=t1a
VP9_UNPACK_MULSUB_2W_4X 2, 10, 15137, 6270, m7, 4, 5 ; m2=t2a, m10=t3a
VP9_UNPACK_MULSUB_2W_4X 1, 11, 16069, 3196, m7, 4, 5 ; m1=t4a, m11=t7a
VP9_UNPACK_MULSUB_2W_4X 9, 3, 9102, 13623, m7, 4, 5 ; m9=t5a, m3=t6a
SUMSUB_BA w, 10, 8, 4 ; m10=t0a+t3a (t0), m8=t0a-t3a (t3)
SUMSUB_BA w, 2, 0, 4 ; m2=t1a+t2a (t1), m0=t1a-t2a (t2)
SUMSUB_BA w, 9, 1, 4 ; m9=t4a+t5a (t4), m1=t4a-t5a (t5a)
SUMSUB_BA w, 3, 11, 4 ; m3=t7a+t6a (t7), m11=t7a-t6a (t6a)
SUMSUB_BA w, 1, 11, 4 ; m1=t6a+t5a (t6), m11=t6a-t5a (t5)
pmulhrsw m1, m12 ; m1=t6
pmulhrsw m11, m12 ; m11=t5
VP9_IDCT8_1D_FINALIZE
%endmacro
%macro VP9_IDCT8_4x4_1D 0
pmulhrsw m0, m12 ; m0=t1a/t0a
pmulhrsw m10, m2, [pw_15137x2] ; m10=t3a
pmulhrsw m2, [pw_6270x2] ; m2=t2a
pmulhrsw m11, m1, [pw_16069x2] ; m11=t7a
pmulhrsw m1, [pw_3196x2] ; m1=t4a
pmulhrsw m9, m3, [pw_9102x2] ; m9=-t5a
pmulhrsw m3, [pw_13623x2] ; m3=t6a
psubw m8, m0, m10 ; m8=t0a-t3a (t3)
paddw m10, m0 ; m10=t0a+t3a (t0)
SUMSUB_BA w, 2, 0, 4 ; m2=t1a+t2a (t1), m0=t1a-t2a (t2)
SUMSUB_BA w, 9, 1, 4 ; m1=t4a+t5a (t4), m9=t4a-t5a (t5a)
SWAP 1, 9
SUMSUB_BA w, 3, 11, 4 ; m3=t7a+t6a (t7), m11=t7a-t6a (t6a)
SUMSUB_BA w, 1, 11, 4 ; m1=t6a+t5a (t6), m11=t6a-t5a (t5)
pmulhrsw m1, m12 ; m1=t6
pmulhrsw m11, m12 ; m11=t5
VP9_IDCT8_1D_FINALIZE
%endmacro
; TODO: a lot of t* copies can probably be removed and merged with
; following SUMSUBs from VP9_IDCT8_1D_FINALIZE with AVX
%macro VP9_IDCT8_2x2_1D 0
pmulhrsw m0, m12 ; m0=t0
mova m3, m1
pmulhrsw m1, m6 ; m1=t4
pmulhrsw m3, m7 ; m3=t7
mova m2, m0 ; m2=t1
mova m10, m0 ; m10=t2
mova m8, m0 ; m8=t3
mova m11, m3 ; t5 = t7a ...
mova m9, m3 ; t6 = t7a ...
psubw m11, m1 ; t5 = t7a - t4a
paddw m9, m1 ; t6 = t7a + t4a
pmulhrsw m11, m12 ; m11=t5
pmulhrsw m9, m12 ; m9=t6
SWAP 0, 10
SWAP 9, 1
VP9_IDCT8_1D_FINALIZE
%endmacro
%macro VP9_IDCT8_WRITEOUT 0
mova m5, [pw_1024]
pmulhrsw m0, m5 ; (x*1024 + (1<<14))>>15 <=> (x+16)>>5
pmulhrsw m1, m5
VP9_STORE_2X 0, 1, 6, 7, 4
lea dstq, [dstq+2*strideq]
pmulhrsw m2, m5
pmulhrsw m3, m5
VP9_STORE_2X 2, 3, 6, 7, 4
lea dstq, [dstq+2*strideq]
pmulhrsw m8, m5
pmulhrsw m9, m5
VP9_STORE_2X 8, 9, 6, 7, 4
lea dstq, [dstq+2*strideq]
pmulhrsw m10, m5
pmulhrsw m11, m5
VP9_STORE_2X 10, 11, 6, 7, 4
%endmacro
%macro VP9_IDCT_IDCT_8x8_ADD_XMM 1
INIT_XMM %1
cglobal vp9_idct_idct_8x8_add, 4,4,13, dst, stride, block, eob
mova m12, [pw_11585x2] ; often used
cmp eobd, 12 ; top left half or less
jg .idctfull
cmp eobd, 3 ; top left corner or less
jg .idcthalf
cmp eobd, 1 ; faster path for when only DC is set
jne .idcttopleftcorner
movd m0, [blockq]
pmulhrsw m0, m12
pmulhrsw m0, m12
SPLATW m0, m0, 0
pxor m4, m4
movd [blockq], m4
mova m5, [pw_1024]
pmulhrsw m0, m5 ; (x*1024 + (1<<14))>>15 <=> (x+16)>>5
VP9_STORE_2X 0, 0, 6, 7, 4
lea dstq, [dstq+2*strideq]
VP9_STORE_2X 0, 0, 6, 7, 4
lea dstq, [dstq+2*strideq]
VP9_STORE_2X 0, 0, 6, 7, 4
lea dstq, [dstq+2*strideq]
VP9_STORE_2X 0, 0, 6, 7, 4
RET
; faster path for when only left corner is set (3 input: DC, right to DC, below
; to DC). Note: also working with a 2x2 block
.idcttopleftcorner:
movd m0, [blockq+0]
movd m1, [blockq+16]
mova m6, [pw_3196x2]
mova m7, [pw_16069x2]
VP9_IDCT8_2x2_1D
TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4
VP9_IDCT8_2x2_1D
pxor m4, m4 ; used for the block reset, and VP9_STORE_2X
movd [blockq+ 0], m4
movd [blockq+16], m4
VP9_IDCT8_WRITEOUT
RET
.idcthalf:
movh m0, [blockq + 0]
movh m1, [blockq +16]
movh m2, [blockq +32]
movh m3, [blockq +48]
VP9_IDCT8_4x4_1D
TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4
VP9_IDCT8_4x4_1D
pxor m4, m4
movh [blockq+ 0], m4
movh [blockq+16], m4
movh [blockq+32], m4
movh [blockq+48], m4
VP9_IDCT8_WRITEOUT
RET
.idctfull: ; generic full 8x8 idct/idct
mova m0, [blockq+ 0] ; IN(0)
mova m1, [blockq+ 16] ; IN(1)
mova m2, [blockq+ 32] ; IN(2)
mova m3, [blockq+ 48] ; IN(3)
mova m8, [blockq+ 64] ; IN(4)
mova m9, [blockq+ 80] ; IN(5)
mova m10, [blockq+ 96] ; IN(6)
mova m11, [blockq+112] ; IN(7)
mova m7, [pd_8192] ; rounding
VP9_IDCT8_1D
TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4
VP9_IDCT8_1D
pxor m4, m4 ; used for the block reset, and VP9_STORE_2X
ZERO_BLOCK blockq, 16, 8, m4
VP9_IDCT8_WRITEOUT
RET
%endmacro
VP9_IDCT_IDCT_8x8_ADD_XMM ssse3
VP9_IDCT_IDCT_8x8_ADD_XMM avx
;---------------------------------------------------------------------------------------------
; void vp9_iadst_iadst_8x8_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;---------------------------------------------------------------------------------------------
%macro VP9_IADST8_1D 0 ; input/output=m0/1/2/3/8/9/10/11
VP9_UNPACK_MULSUB_2D_4X 11, 0, 4, 5, 16305, 1606 ; m11/4=t1[d], m0/5=t0[d]
VP9_UNPACK_MULSUB_2D_4X 3, 8, 6, 13, 10394, 12665 ; m3/6=t5[d], m8/13=t4[d]
VP9_RND_SH_SUMSUB_BA 8, 0, 13, 5, 14, m7 ; m8=t0[w], m0=t4[w]
VP9_RND_SH_SUMSUB_BA 3, 11, 6, 4, 14, m7 ; m3=t1[w], m11=t5[w]
VP9_UNPACK_MULSUB_2D_4X 9, 2, 4, 5, 14449, 7723 ; m9/4=t3[d], m2/5=t2[d]
VP9_UNPACK_MULSUB_2D_4X 1, 10, 6, 13, 4756, 15679 ; m1/6=t7[d], m10/13=t6[d]
VP9_RND_SH_SUMSUB_BA 10, 2, 13, 5, 14, m7 ; m10=t2[w], m2=t6[w]
VP9_RND_SH_SUMSUB_BA 1, 9, 6, 4, 14, m7 ; m1=t3[w], m9=t7[w]
; m8=t0, m3=t1, m10=t2, m1=t3, m0=t4, m11=t5, m2=t6, m9=t7
VP9_UNPACK_MULSUB_2D_4X 0, 11, 4, 5, 15137, 6270 ; m0/4=t5[d], m11/5=t4[d]
VP9_UNPACK_MULSUB_2D_4X 9, 2, 6, 13, 6270, 15137 ; m9/6=t6[d], m2/13=t7[d]
VP9_RND_SH_SUMSUB_BA 9, 11, 6, 5, 14, m7
psignw m9, [pw_m1] ; m9=out1[w], m11=t6[w]
VP9_RND_SH_SUMSUB_BA 2, 0, 13, 4, 14, m7 ; m2=out6[w], m0=t7[w]
SUMSUB_BA w, 10, 8, 14 ; m10=out0[w], m8=t2[w]
SUMSUB_BA w, 1, 3, 14
psignw m1, [pw_m1] ; m1=out7[w], m3=t3[w]
; m10=out0, m9=out1, m8=t2, m3=t3, m11=t6, m0=t7, m2=out6, m1=out7
SUMSUB_BA w, 3, 8, 4
SUMSUB_BA w, 0, 11, 5
pmulhrsw m3, m12
pmulhrsw m11, m12
pmulhrsw m8, m12 ; out4
pmulhrsw m0, m12 ; out2
psignw m3, [pw_m1] ; out3
psignw m11, [pw_m1] ; out5
; m10=out0, m9=out1, m0=out2, m3=out3, m8=out4, m11=out5, m2=out6, m1=out7
SWAP 0, 10, 2
SWAP 11, 1, 9
%endmacro
%macro IADST8_FN 5
INIT_XMM %5
cglobal vp9_%1_%3_8x8_add, 3, 3, 15, dst, stride, block, eob
mova m0, [blockq+ 0] ; IN(0)
mova m1, [blockq+ 16] ; IN(1)
mova m2, [blockq+ 32] ; IN(2)
mova m3, [blockq+ 48] ; IN(3)
mova m8, [blockq+ 64] ; IN(4)
mova m9, [blockq+ 80] ; IN(5)
mova m10, [blockq+ 96] ; IN(6)
mova m11, [blockq+112] ; IN(7)
mova m12, [pw_11585x2] ; often used
mova m7, [pd_8192] ; rounding
VP9_%2_1D
TRANSPOSE8x8W 0, 1, 2, 3, 8, 9, 10, 11, 4
VP9_%4_1D
pxor m4, m4 ; used for the block reset, and VP9_STORE_2X
ZERO_BLOCK blockq, 16, 8, m4
VP9_IDCT8_WRITEOUT
RET
%endmacro
IADST8_FN idct, IDCT8, iadst, IADST8, ssse3
IADST8_FN idct, IDCT8, iadst, IADST8, avx
IADST8_FN iadst, IADST8, idct, IDCT8, ssse3
IADST8_FN iadst, IADST8, idct, IDCT8, avx
IADST8_FN iadst, IADST8, iadst, IADST8, ssse3
IADST8_FN iadst, IADST8, iadst, IADST8, avx
;---------------------------------------------------------------------------------------------
; void vp9_idct_idct_16x16_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;---------------------------------------------------------------------------------------------
; at the end of this macro, m7 is stored in stack_scratch
; everything else (t0-6 and t8-15) is stored in m0-6 and m8-15
; the following sumsubs have not been done yet:
; SUMSUB_BA w, 6, 9, 15 ; t6, t9
; SUMSUB_BA w, 7, 8, 15 ; t7, t8
%macro VP9_IDCT16_1D_START 4 ; src, nnzc, stride, stack_scratch
%if %2 <= 4
mova m3, [%1+ 1*%3] ; IN(1)
mova m12, [%1+ 2*%3] ; IN(2)
mova m0, [%1+ 3*%3] ; IN(3)
pmulhrsw m15, m12, [pw_16069x2] ; t6-7
pmulhrsw m12, [pw_3196x2] ; t4-5
pmulhrsw m4, m3, [pw_16305x2] ; t14-15
pmulhrsw m3, [pw_1606x2] ; t8-9
pmulhrsw m7, m0, [pw_m4756x2] ; t10-11
pmulhrsw m0, [pw_15679x2] ; t12-13
; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m14=t5, m13=t6, m15=t7
; m3=t8, m5=t9, m1=t10, m7=t11, m0=t12, m6=t13, m2=t14, m4=t15
paddw m14, m15, m12
psubw m13, m15, m12
pmulhrsw m13, [pw_11585x2] ; t5
pmulhrsw m14, [pw_11585x2] ; t6
VP9_UNPACK_MULSUB_2W_4X 2, 5, 4, 3, 15137, 6270, [pd_8192], 10, 11 ; t9, t14
VP9_UNPACK_MULSUB_2W_4X 6, 1, 0, 7, 6270, m15137, [pd_8192], 10, 11 ; t10, t13
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7
; m7=t8, m6=t9, m2=t10, m3=t11, m4=t12, m5=t13, m1=t14, m0=t15
%else
mova m5, [%1+ 1*%3] ; IN(1)
mova m14, [%1+ 2*%3] ; IN(2)
mova m6, [%1+ 3*%3] ; IN(3)
mova m9, [%1+ 4*%3] ; IN(4)
mova m7, [%1+ 5*%3] ; IN(5)
mova m15, [%1+ 6*%3] ; IN(6)
mova m4, [%1+ 7*%3] ; IN(7)
%if %2 <= 8
pmulhrsw m8, m9, [pw_15137x2] ; t3
pmulhrsw m9, [pw_6270x2] ; t2
pmulhrsw m13, m14, [pw_16069x2] ; t7
pmulhrsw m14, [pw_3196x2] ; t4
pmulhrsw m12, m15, [pw_m9102x2] ; t5
pmulhrsw m15, [pw_13623x2] ; t6
pmulhrsw m2, m5, [pw_16305x2] ; t15
pmulhrsw m5, [pw_1606x2] ; t8
pmulhrsw m3, m4, [pw_m10394x2] ; t9
pmulhrsw m4, [pw_12665x2] ; t14
pmulhrsw m0, m7, [pw_14449x2] ; t13
pmulhrsw m7, [pw_7723x2] ; t10
pmulhrsw m1, m6, [pw_m4756x2] ; t11
pmulhrsw m6, [pw_15679x2] ; t12
%else
mova m3, [%1+ 9*%3] ; IN(9)
mova m12, [%1+10*%3] ; IN(10)
mova m0, [%1+11*%3] ; IN(11)
mova m8, [%1+12*%3] ; IN(12)
mova m1, [%1+13*%3] ; IN(13)
mova m13, [%1+14*%3] ; IN(14)
mova m2, [%1+15*%3] ; IN(15)
; m10=in0, m5=in1, m14=in2, m6=in3, m9=in4, m7=in5, m15=in6, m4=in7
; m11=in8, m3=in9, m12=in10 m0=in11, m8=in12, m1=in13, m13=in14, m2=in15
VP9_UNPACK_MULSUB_2W_4X 9, 8, 15137, 6270, [pd_8192], 10, 11 ; t2, t3
VP9_UNPACK_MULSUB_2W_4X 14, 13, 16069, 3196, [pd_8192], 10, 11 ; t4, t7
VP9_UNPACK_MULSUB_2W_4X 12, 15, 9102, 13623, [pd_8192], 10, 11 ; t5, t6
VP9_UNPACK_MULSUB_2W_4X 5, 2, 16305, 1606, [pd_8192], 10, 11 ; t8, t15
VP9_UNPACK_MULSUB_2W_4X 3, 4, 10394, 12665, [pd_8192], 10, 11 ; t9, t14
VP9_UNPACK_MULSUB_2W_4X 7, 0, 14449, 7723, [pd_8192], 10, 11 ; t10, t13
VP9_UNPACK_MULSUB_2W_4X 1, 6, 4756, 15679, [pd_8192], 10, 11 ; t11, t12
%endif
; m11=t0, m10=t1, m9=t2, m8=t3, m14=t4, m12=t5, m15=t6, m13=t7
; m5=t8, m3=t9, m7=t10, m1=t11, m6=t12, m0=t13, m4=t14, m2=t15
SUMSUB_BA w, 12, 14, 10 ; t4, t5
SUMSUB_BA w, 15, 13, 10 ; t7, t6
SUMSUB_BA w, 3, 5, 10 ; t8, t9
SUMSUB_BA w, 7, 1, 10 ; t11, t10
SUMSUB_BA w, 0, 6, 10 ; t12, t13
SUMSUB_BA w, 4, 2, 10 ; t15, t14
; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m14=t5, m13=t6, m15=t7
; m3=t8, m5=t9, m1=t10, m7=t11, m0=t12, m6=t13, m2=t14, m4=t15
SUMSUB_BA w, 14, 13, 10
pmulhrsw m13, [pw_11585x2] ; t5
pmulhrsw m14, [pw_11585x2] ; t6
VP9_UNPACK_MULSUB_2W_4X 2, 5, 15137, 6270, [pd_8192], 10, 11 ; t9, t14
VP9_UNPACK_MULSUB_2W_4X 6, 1, 6270, m15137, [pd_8192], 10, 11 ; t10, t13
%endif
; m8=t0, m9=t1, m10=t2, m11=t3, m12=t4, m13=t5, m14=t6, m15=t7
; m3=t8, m2=t9, m6=t10, m7=t11, m0=t12, m1=t13, m5=t14, m4=t15
SUMSUB_BA w, 7, 3, 10 ; t8, t11
SUMSUB_BA w, 6, 2, 10 ; t9, t10
SUMSUB_BA w, 0, 4, 10 ; t15, t12
SUMSUB_BA w, 1, 5, 10 ; t14. t13
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7
; m7=t8, m6=t9, m2=t10, m3=t11, m4=t12, m5=t13, m1=t14, m0=t15
SUMSUB_BA w, 2, 5, 10
SUMSUB_BA w, 3, 4, 10
pmulhrsw m5, [pw_11585x2] ; t10
pmulhrsw m4, [pw_11585x2] ; t11
pmulhrsw m3, [pw_11585x2] ; t12
pmulhrsw m2, [pw_11585x2] ; t13
; backup first register
mova [%4], m7
; m15=t0, m14=t1, m13=t2, m12=t3, m11=t4, m10=t5, m9=t6, m8=t7
; m7=t8, m6=t9, m5=t10, m4=t11, m3=t12, m2=t13, m1=t14, m0=t15
; from load/start
%if %2 <= 4
mova m11, [%1+ 0*%3] ; IN(0)
pmulhrsw m11, [pw_11585x2] ; t0-t3
psubw m8, m11, m15
paddw m15, m11
psubw m9, m11, m14
paddw m14, m11
psubw m10, m11, m13
paddw m13, m11
%else
mova m10, [%1+ 0*%3] ; IN(0)
%if %2 <= 8
pmulhrsw m10, [pw_11585x2] ; t0 and t1
psubw m11, m10, m8
paddw m8, m10
%else
mova m11, [%1+ 8*%3] ; IN(8)
; from 3 stages back
SUMSUB_BA w, 11, 10, 7
pmulhrsw m11, [pw_11585x2] ; t0
pmulhrsw m10, [pw_11585x2] ; t1
; from 2 stages back
SUMSUB_BA w, 8, 11, 7 ; t0, t3
%endif
SUMSUB_BA w, 9, 10, 7 ; t1, t2
; from 1 stage back
SUMSUB_BA w, 15, 8, 7 ; t0, t7
SUMSUB_BA w, 14, 9, 7 ; t1, t6
SUMSUB_BA w, 13, 10, 7 ; t2, t5
%endif
SUMSUB_BA w, 12, 11, 7 ; t3, t4
SUMSUB_BA w, 0, 15, 7 ; t0, t15
SUMSUB_BA w, 1, 14, 7 ; t1, t14
SUMSUB_BA w, 2, 13, 7 ; t2, t13
SUMSUB_BA w, 3, 12, 7 ; t3, t12
SUMSUB_BA w, 4, 11, 7 ; t4, t11
SUMSUB_BA w, 5, 10, 7 ; t5, t10
%endmacro
%macro VP9_IDCT16_1D 2-3 16 ; src, pass, nnzc
VP9_IDCT16_1D_START %1, %3, 32, rsp+32
%if %2 == 1
; backup a different register
mova [rsp+16], m15
mova m7, [rsp+32]
SUMSUB_BA w, 6, 9, 15 ; t6, t9
SUMSUB_BA w, 7, 8, 15 ; t7, t8
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 15
mova [rsp+ 0], m0
mova [rsp+ 32], m1
mova [rsp+ 64], m2
mova [rsp+ 96], m3
mova [rsp+128], m4
mova [rsp+160], m5
mova [rsp+192], m6
mova [rsp+224], m7
mova m15, [rsp+16]
TRANSPOSE8x8W 8, 9, 10, 11, 12, 13, 14, 15, 0
mova [rsp+ 16], m8
mova [rsp+ 48], m9
mova [rsp+ 80], m10
mova [rsp+112], m11
mova [rsp+144], m12
mova [rsp+176], m13
mova [rsp+208], m14
mova [rsp+240], m15
%else ; %2 == 2
; backup more registers
mova [rsp+64], m8
mova [rsp+96], m9
pxor m7, m7
pmulhrsw m0, [pw_512]
pmulhrsw m1, [pw_512]
VP9_STORE_2X 0, 1, 8, 9, 7
lea dstq, [dstq+strideq*2]
pmulhrsw m2, [pw_512]
pmulhrsw m3, [pw_512]
VP9_STORE_2X 2, 3, 8, 9, 7
lea dstq, [dstq+strideq*2]
pmulhrsw m4, [pw_512]
pmulhrsw m5, [pw_512]
VP9_STORE_2X 4, 5, 8, 9, 7
lea dstq, [dstq+strideq*2]
; restore from cache
SWAP 0, 7 ; move zero from m7 to m0
mova m7, [rsp+32]
mova m8, [rsp+64]
mova m9, [rsp+96]
SUMSUB_BA w, 6, 9, 1 ; t6, t9
SUMSUB_BA w, 7, 8, 1 ; t7, t8
pmulhrsw m6, [pw_512]
pmulhrsw m7, [pw_512]
VP9_STORE_2X 6, 7, 1, 2, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m8, [pw_512]
pmulhrsw m9, [pw_512]
VP9_STORE_2X 8, 9, 1, 2, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m10, [pw_512]
pmulhrsw m11, [pw_512]
VP9_STORE_2X 10, 11, 1, 2, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m12, [pw_512]
pmulhrsw m13, [pw_512]
VP9_STORE_2X 12, 13, 1, 2, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m14, [pw_512]
pmulhrsw m15, [pw_512]
VP9_STORE_2X 14, 15, 1, 2, 0
%endif ; %2 == 1/2
%endmacro
%macro VP9_STORE_2XFULL 6-7 strideq; dc, tmp1, tmp2, tmp3, tmp4, zero, stride
mova m%3, [dstq]
mova m%5, [dstq+%7]
punpcklbw m%2, m%3, m%6
punpckhbw m%3, m%6
punpcklbw m%4, m%5, m%6
punpckhbw m%5, m%6
paddw m%2, m%1
paddw m%3, m%1
paddw m%4, m%1
paddw m%5, m%1
packuswb m%2, m%3
packuswb m%4, m%5
mova [dstq], m%2
mova [dstq+%7], m%4
%endmacro
%macro VP9_IDCT_IDCT_16x16_ADD_XMM 1
INIT_XMM %1
cglobal vp9_idct_idct_16x16_add, 4, 5, 16, 512, dst, stride, block, eob
; 2x2=eob=3, 4x4=eob=10
cmp eobd, 38
jg .idctfull
cmp eobd, 1 ; faster path for when only DC is set
jne .idct8x8
; dc-only
movd m0, [blockq]
mova m1, [pw_11585x2]
pmulhrsw m0, m1
pmulhrsw m0, m1
SPLATW m0, m0, q0000
pmulhrsw m0, [pw_512]
pxor m5, m5
movd [blockq], m5
%rep 7
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5
lea dstq, [dstq+2*strideq]
%endrep
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5
RET
.idct8x8:
DEFINE_ARGS dst, stride, block, cnt, dst_bak
VP9_IDCT16_1D blockq, 1, 8
mov cntd, 2
mov dst_bakq, dstq
.loop2_8x8:
VP9_IDCT16_1D rsp, 2, 8
lea dstq, [dst_bakq+8]
add rsp, 16
dec cntd
jg .loop2_8x8
sub rsp, 32
; at the end of the loop, m0 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 32, 8, m0
RET
.idctfull:
DEFINE_ARGS dst, stride, block, cnt, dst_bak
mov cntd, 2
.loop1_full:
VP9_IDCT16_1D blockq, 1
add blockq, 16
add rsp, 256
dec cntd
jg .loop1_full
sub blockq, 32
sub rsp, 512
mov cntd, 2
mov dst_bakq, dstq
.loop2_full:
VP9_IDCT16_1D rsp, 2
lea dstq, [dst_bakq+8]
add rsp, 16
dec cntd
jg .loop2_full
sub rsp, 32
; at the end of the loop, m0 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 32, 16, m0
RET
%endmacro
VP9_IDCT_IDCT_16x16_ADD_XMM ssse3
VP9_IDCT_IDCT_16x16_ADD_XMM avx
;---------------------------------------------------------------------------------------------
; void vp9_iadst_iadst_16x16_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;---------------------------------------------------------------------------------------------
%macro VP9_IADST16_1D 2 ; src, pass
%assign %%str 16*%2
mova m0, [%1+ 0*32] ; in0
mova m1, [%1+15*32] ; in15
mova m8, [%1+ 7*32] ; in7
mova m9, [%1+ 8*32] ; in8
VP9_UNPACK_MULSUB_2D_4X 1, 0, 2, 3, 16364, 804 ; m1/2=t1[d], m0/3=t0[d]
VP9_UNPACK_MULSUB_2D_4X 8, 9, 11, 10, 11003, 12140 ; m8/11=t9[d], m9/10=t8[d]
VP9_RND_SH_SUMSUB_BA 9, 0, 10, 3, 4, [pd_8192] ; m9=t0[w], m0=t8[w]
VP9_RND_SH_SUMSUB_BA 8, 1, 11, 2, 4, [pd_8192] ; m8=t1[w], m1=t9[w]
mova m11, [%1+ 2*32] ; in2
mova m10, [%1+13*32] ; in13
mova m3, [%1+ 5*32] ; in5
mova m2, [%1+10*32] ; in10
VP9_UNPACK_MULSUB_2D_4X 10, 11, 6, 7, 15893, 3981 ; m10/6=t3[d], m11/7=t2[d]
VP9_UNPACK_MULSUB_2D_4X 3, 2, 4, 5, 8423, 14053 ; m3/4=t11[d], m2/5=t10[d]
VP9_RND_SH_SUMSUB_BA 2, 11, 5, 7, 12, [pd_8192] ; m2=t2[w], m11=t10[w]
VP9_RND_SH_SUMSUB_BA 3, 10, 4, 6, 12, [pd_8192] ; m3=t3[w], m10=t11[w]
mova [rsp+ 0*%%str], m9 ; make some scratch space (t0:m9->r0)
mova m4, [%1+ 4*32] ; in4
mova m5, [%1+11*32] ; in11
mova m12, [%1+ 3*32] ; in3
mova m13, [%1+12*32] ; in12
VP9_UNPACK_MULSUB_2D_4X 5, 4, 7, 6, 14811, 7005 ; m5/7=t5[d], m4/6=t4[d]
VP9_UNPACK_MULSUB_2D_4X 12, 13, 14, 15, 5520, 15426 ; m12/14=t13[d], m13/15=t12[d]
VP9_RND_SH_SUMSUB_BA 13, 4, 15, 6, 9, [pd_8192] ; m13=t4[w], m4=t12[w]
VP9_RND_SH_SUMSUB_BA 12, 5, 14, 7, 9, [pd_8192] ; m12=t5[w], m5=t13[w]
mova [rsp+ 2*%%str], m8 ; t1:m9->r2
mova [rsp+ 3*%%str], m2 ; t2:m2->r3
mova [rsp+ 4*%%str], m3 ; t3:m3->r4
mova [rsp+ 5*%%str], m13 ; t4:m13->r5
mova m2, [%1+ 6*32] ; in6
mova m3, [%1+ 9*32] ; in9
mova m8, [%1+ 1*32] ; in1
mova m9, [%1+14*32] ; in14
VP9_UNPACK_MULSUB_2D_4X 3, 2, 7, 6, 13160, 9760 ; m3/7=t7[d], m2/6=t6[d]
VP9_UNPACK_MULSUB_2D_4X 8, 9, 13, 14, 2404, 16207 ; m8/13=t15[d], m9/14=t14[d]
VP9_RND_SH_SUMSUB_BA 9, 2, 14, 6, 15, [pd_8192] ; m9=t6[w], m2=t14[w]
VP9_RND_SH_SUMSUB_BA 8, 3, 13, 7, 15, [pd_8192] ; m8=t7[w], m3=t15[w]
; r0=t0, r2=t1, r3=t2, r4=t3, r5=t4, m12=t5, m9=t6, m8=t7
; m0=t8, m1=t9, m11=t10, m10=t11, m4=t12, m5=t13, m2=t14, m3=t15
; handle t8-15 first
VP9_UNPACK_MULSUB_2D_4X 0, 1, 6, 7, 16069, 3196 ; m1/7=t8[d], m0/6=t9[d]
VP9_UNPACK_MULSUB_2D_4X 5, 4, 13, 14, 3196, 16069 ; m5/13=t12[d], m4/14=t13[d]
VP9_RND_SH_SUMSUB_BA 5, 1, 13, 7, 15, [pd_8192] ; m5=t8[w], m1=t12[w]
VP9_RND_SH_SUMSUB_BA 4, 0, 14, 6, 15, [pd_8192] ; m4=t9[w], m0=t13[w]
VP9_UNPACK_MULSUB_2D_4X 11, 10, 6, 7, 9102, 13623 ; m11/6=t11[d], m10/7=t10[d]
VP9_UNPACK_MULSUB_2D_4X 3, 2, 13, 14, 13623, 9102 ; m3/13=t14[d], m2/14=t15[d]
VP9_RND_SH_SUMSUB_BA 3, 10, 13, 7, 15, [pd_8192] ; m3=t10[w], m10=t14[w]
VP9_RND_SH_SUMSUB_BA 2, 11, 14, 6, 15, [pd_8192] ; m2=t11[w], m11=t15[w]
; m5=t8, m4=t9, m3=t10, m2=t11, m1=t12, m0=t13, m10=t14, m11=t15
VP9_UNPACK_MULSUB_2D_4X 1, 0, 6, 7, 15137, 6270 ; m1/6=t13[d], m0/7=t12[d]
VP9_UNPACK_MULSUB_2D_4X 11, 10, 13, 14, 6270, 15137 ; m11/13=t14[d], m10/14=t15[d]
VP9_RND_SH_SUMSUB_BA 11, 0, 13, 7, 15, [pd_8192] ; m11=out2[w], m0=t14[w]
VP9_RND_SH_SUMSUB_BA 10, 1, 14, 6, 15, [pd_8192]
psignw m10, [pw_m1] ; m10=out13[w], m1=t15[w]
SUMSUB_BA w, 3, 5, 15
psignw m3, [pw_m1] ; m3=out1[w], m5=t10[w]
SUMSUB_BA w, 2, 4, 15 ; m2=out14[w], m4=t11[w]
SUMSUB_BA w, 5, 4, 15
pmulhrsw m5, [pw_11585x2] ; m5=out6[w]
pmulhrsw m4, [pw_11585x2] ; m4=out9[w]
SUMSUB_BA w, 1, 0, 15
pmulhrsw m1, [pw_m11585x2] ; m1=out5[w]
pmulhrsw m0, [pw_11585x2] ; m0=out10[w]
; m3=out1, m11=out2, m1=out5, m5=out6, m4=out9, m0=out10, m10=out13, m2=out14
mova m6, [rsp+ 0*%%str]
mova m7, [rsp+ 2*%%str]
mova m13, [rsp+ 3*%%str]
mova m14, [rsp+ 4*%%str]
mova m15, [rsp+ 5*%%str]
mova [rsp+ 8*%%str], m5
mova [rsp+ 9*%%str], m4
mova [rsp+10*%%str], m0
mova [rsp+11*%%str], m10
mova [rsp+12*%%str], m2
; m6=t0, m7=t1, m13=t2, m14=t3, m15=t4, m12=t5, m9=t6, m8=t7
; m3=out1, m11=out2, m1=out5, r8=out6, r9=out9, r10=out10, r11=out13, r12=out14
SUMSUB_BA w, 15, 6, 0 ; m15=t0[w], m6=t4[w]
SUMSUB_BA w, 12, 7, 0 ; m12=t1[w], m7=t5[w]
SUMSUB_BA w, 9, 13, 0 ; m9=t2[w], m13=t6[w]
SUMSUB_BA w, 8, 14, 0 ; m8=t3[w], m14=t7[w]
VP9_UNPACK_MULSUB_2D_4X 6, 7, 0, 2, 15137, 6270 ; m6/0=t5[d], m7/2=t4[d]
VP9_UNPACK_MULSUB_2D_4X 14, 13, 4, 5, 6270, 15137 ; m14/4=t6[d], m13/5=t7[d]
VP9_RND_SH_SUMSUB_BA 14, 7, 4, 2, 10, [pd_8192]
psignw m14, [pw_m1] ; m14=out3[w], m7=t6[w]
VP9_RND_SH_SUMSUB_BA 13, 6, 5, 0, 10, [pd_8192] ; m13=out12[w], m6=t7[w]
SUMSUB_BA w, 9, 15, 10 ; m9=out0[w], m15=t2[w]
SUMSUB_BA w, 8, 12, 10
psignw m8, [pw_m1] ; m8=out15[w], m12=t3[w]
SUMSUB_BA w, 12, 15, 10
pmulhrsw m12, [pw_m11585x2] ; m12=out7[w]
pmulhrsw m15, [pw_11585x2] ; m15=out8[w]
SUMSUB_BA w, 7, 6, 10
pmulhrsw m7, [pw_11585x2] ; m7=out4[w]
pmulhrsw m6, [pw_11585x2] ; m6=out11[w]
; m9=out0, m14=out3, m7=out4, m12=out7, m15=out8, m6=out11, m13=out12, m8=out15
; m3=out1, m11=out2, m1=out5, r8=out6, r9=out9, r10=out10, r11=out13, r12=out14
%if %2 == 1
mova m0, [rsp+ 8*%%str]
TRANSPOSE8x8W 9, 3, 11, 14, 7, 1, 0, 12, 2
mova [rsp+ 0*16], m9
mova [rsp+ 2*16], m3
mova [rsp+ 4*16], m11
mova [rsp+ 6*16], m14
mova m9, [rsp+ 9*%%str]
mova m3, [rsp+10*%%str]
mova m11, [rsp+11*%%str]
mova m14, [rsp+12*%%str]
mova [rsp+ 8*16], m7
mova [rsp+10*16], m1
mova [rsp+12*16], m0
mova [rsp+14*16], m12
TRANSPOSE8x8W 15, 9, 3, 6, 13, 11, 14, 8, 2
mova [rsp+ 1*16], m15
mova [rsp+ 3*16], m9
mova [rsp+ 5*16], m3
mova [rsp+ 7*16], m6
mova [rsp+ 9*16], m13
mova [rsp+11*16], m11
mova [rsp+13*16], m14
mova [rsp+15*16], m8
%else
mova m5, [rsp+ 8*%%str]
pxor m0, m0
pmulhrsw m9, [pw_512]
pmulhrsw m3, [pw_512]
VP9_STORE_2X 9, 3, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m11, [pw_512]
pmulhrsw m14, [pw_512]
VP9_STORE_2X 11, 14, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m7, [pw_512]
pmulhrsw m1, [pw_512]
VP9_STORE_2X 7, 1, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m5, [pw_512]
pmulhrsw m12, [pw_512]
VP9_STORE_2X 5, 12, 2, 4, 0
lea dstq, [dstq+strideq*2]
mova m9, [rsp+ 9*%%str]
mova m3, [rsp+10*%%str]
mova m11, [rsp+11*%%str]
mova m14, [rsp+12*%%str]
pmulhrsw m15, [pw_512]
pmulhrsw m9, [pw_512]
VP9_STORE_2X 15, 9, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m3, [pw_512]
pmulhrsw m6, [pw_512]
VP9_STORE_2X 3, 6, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m13, [pw_512]
pmulhrsw m11, [pw_512]
VP9_STORE_2X 13, 11, 2, 4, 0
lea dstq, [dstq+strideq*2]
pmulhrsw m14, [pw_512]
pmulhrsw m8, [pw_512]
VP9_STORE_2X 14, 8, 2, 4, 0
%endif
%endmacro
%macro IADST16_FN 5
INIT_XMM %5
cglobal vp9_%1_%3_16x16_add, 3, 5, 16, 512, dst, stride, block, eob
; potential eob checks go here
DEFINE_ARGS dst, stride, block, cnt, dst_bak
mov cntd, 2
.loop1_full:
VP9_%2_1D blockq, 1
add blockq, 16
add rsp, 256
dec cntd
jg .loop1_full
sub blockq, 32
sub rsp, 512
mov cntd, 2
mov dst_bakq, dstq
.loop2_full:
VP9_%4_1D rsp, 2
lea dstq, [dst_bakq+8]
add rsp, 16
dec cntd
jg .loop2_full
sub rsp, 32
; at the end of the loop, m0 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 32, 16, m0
RET
%endmacro
IADST16_FN idct, IDCT16, iadst, IADST16, ssse3
IADST16_FN idct, IDCT16, iadst, IADST16, avx
IADST16_FN iadst, IADST16, idct, IDCT16, ssse3
IADST16_FN iadst, IADST16, idct, IDCT16, avx
IADST16_FN iadst, IADST16, iadst, IADST16, ssse3
IADST16_FN iadst, IADST16, iadst, IADST16, avx
;---------------------------------------------------------------------------------------------
; void vp9_idct_idct_32x32_add_<opt>(uint8_t *dst, ptrdiff_t stride, int16_t *block, int eob);
;---------------------------------------------------------------------------------------------
%macro VP9_IDCT32_1D 2-3 32 ; src, pass, nnzc
%assign %%str 16*%2*%2
; first do t0-15, this can be done identical to idct16x16
VP9_IDCT16_1D_START %1, %3/2, 64*2, rsp+ 4*%%str
; backup a different register
mova [rsp+30*%%str], m15 ; t15
mova m7, [rsp+ 4*%%str]
SUMSUB_BA w, 6, 9, 15 ; t6, t9
SUMSUB_BA w, 7, 8, 15 ; t7, t8
; store everything on stack to make space available for t16-31
; we store interleaved with the output of the second half (t16-31)
; so we don't need to allocate extra stack space
mova [rsp+ 0*%%str], m0 ; t0
mova [rsp+ 4*%%str], m1 ; t1
mova [rsp+ 8*%%str], m2 ; t2
mova [rsp+12*%%str], m3 ; t3
mova [rsp+16*%%str], m4 ; t4
mova [rsp+20*%%str], m5 ; t5
mova [rsp+24*%%str], m6 ; t6
mova [rsp+28*%%str], m7 ; t7
mova [rsp+ 2*%%str], m8 ; t8
mova [rsp+ 6*%%str], m9 ; t9
mova [rsp+10*%%str], m10 ; t10
mova [rsp+14*%%str], m11 ; t11
mova [rsp+18*%%str], m12 ; t12
mova [rsp+22*%%str], m13 ; t13
mova [rsp+26*%%str], m14 ; t14
; then, secondly, do t16-31
%if %3 <= 8
mova m4, [%1+ 1*64]
mova m3, [%1+ 3*64]
mova m0, [%1+ 5*64]
mova m7, [%1+ 7*64]
pmulhrsw m11, m4, [pw_16364x2] ;t31
pmulhrsw m4, [pw_804x2] ;t16
pmulhrsw m8, m7, [pw_m5520x2] ;t19
pmulhrsw m7, [pw_15426x2] ;t28
pmulhrsw m15, m0, [pw_15893x2] ;t27
pmulhrsw m0, [pw_3981x2] ;t20
pmulhrsw m12, m3, [pw_m2404x2] ;t23
pmulhrsw m3, [pw_16207x2] ;t24
; m4=t16/17, m8=t18/19, m0=t20/21, m12=t22/23,
; m3=t24/25, m15=t26/27, m7=t28/29, m11=t30/31
VP9_UNPACK_MULSUB_2W_4X 5, 10, 11, 4, 16069, 3196, [pd_8192], 6, 9 ; t17, t30
VP9_UNPACK_MULSUB_2W_4X 9, 6, 7, 8, 3196, m16069, [pd_8192], 1, 14 ; t18, t29
; from 1 stage forward
SUMSUB_BA w, 8, 4, 1
; temporary storage
mova [rsp+17*%%str], m8 ; t16
mova [rsp+21*%%str], m4 ; t19
VP9_UNPACK_MULSUB_2W_4X 1, 14, 15, 0, 9102, 13623, [pd_8192], 4, 8 ; t21, t26
VP9_UNPACK_MULSUB_2W_4X 13, 2, 3, 12, 13623, m9102, [pd_8192], 4, 8 ; t22, t25
; m4=t16, m5=t17, m9=t18, m8=t19, m0=t20, m1=t21, m13=t22, m12=t23,
; m3=t24, m2=t25, m14=t26, m15=t27, m7=t28, m6=t29, m10=t30, m11=t31
%else
mova m10, [%1+ 1*64]
mova m13, [%1+ 3*64]
mova m14, [%1+ 5*64]
mova m9, [%1+ 7*64]
mova m8, [%1+ 9*64]
mova m15, [%1+11*64]
mova m12, [%1+13*64]
mova m11, [%1+15*64]
%if %3 <= 16
pmulhrsw m5, m10, [pw_16364x2]
pmulhrsw m10, [pw_804x2]
pmulhrsw m4, m11, [pw_m11003x2]
pmulhrsw m11, [pw_12140x2]
pmulhrsw m7, m8, [pw_14811x2]
pmulhrsw m8, [pw_7005x2]
pmulhrsw m6, m9, [pw_m5520x2]
pmulhrsw m9, [pw_15426x2]
pmulhrsw m1, m14, [pw_15893x2]
pmulhrsw m14, [pw_3981x2]
pmulhrsw m0, m15, [pw_m8423x2]
pmulhrsw m15, [pw_14053x2]
%else
mova m4, [%1+17*64]
mova m0, [%1+21*64]
mova m7, [%1+23*64]
mova m6, [%1+25*64]
mova m1, [%1+27*64]
mova m5, [%1+31*64]
; m10=in1, m4=in17, m8=in9, m6=in25, m14=in5, m0=in21, m12=in13, m2=in29,
; m13=in3, m3=in19, m15=in11, m1=in27, m9=in7, m7=in23, m11=in15, m5=in31
VP9_UNPACK_MULSUB_2W_4X 10, 5, 16364, 804, [pd_8192], 2, 3 ; t16, t31
VP9_UNPACK_MULSUB_2W_4X 4, 11, 11003, 12140, [pd_8192], 2, 3 ; t17, t30
VP9_UNPACK_MULSUB_2W_4X 8, 7, 14811, 7005, [pd_8192], 2, 3 ; t18, t29
VP9_UNPACK_MULSUB_2W_4X 6, 9, 5520, 15426, [pd_8192], 2, 3 ; t19, t28
VP9_UNPACK_MULSUB_2W_4X 14, 1, 15893, 3981, [pd_8192], 2, 3 ; t20, t27
VP9_UNPACK_MULSUB_2W_4X 0, 15, 8423, 14053, [pd_8192], 2, 3 ; t21, t26
%endif
; from 1 stage forward
SUMSUB_BA w, 4, 10, 2
SUMSUB_BA w, 8, 6, 2
; from 2 stages forward
SUMSUB_BA w, 8, 4, 2
; temporary storage
mova [rsp+17*%%str], m8 ; t16
mova [rsp+21*%%str], m4 ; t19
%if %3 <= 16
pmulhrsw m3, m12, [pw_13160x2]
pmulhrsw m12, [pw_9760x2]
pmulhrsw m2, m13, [pw_m2404x2]
pmulhrsw m13, [pw_16207x2]
%else
mova m2, [%1+29*64]
mova m3, [%1+19*64]
VP9_UNPACK_MULSUB_2W_4X 12, 3, 13160, 9760, [pd_8192], 4, 8 ; t22, t25
VP9_UNPACK_MULSUB_2W_4X 2, 13, 2404, 16207, [pd_8192], 4, 8 ; t23, t24
%endif
; m10=t16, m4=t17, m8=t18, m6=t19, m14=t20, m0=t21, m12=t22, m2=t23,
; m13=t24, m3=t25, m15=t26, m1=t27, m9=t28, m7=t29, m11=t30, m5=t31
SUMSUB_BA w, 0, 14, 4
SUMSUB_BA w, 12, 2, 4
SUMSUB_BA w, 3, 13, 4
SUMSUB_BA w, 15, 1, 4
SUMSUB_BA w, 7, 9, 4
SUMSUB_BA w, 11, 5, 4
; m4=t16, m10=t17, m6=t18, m8=t19, m0=t20, m14=t21, m2=t22, m12=t23,
; m3=t24, m13=t25, m1=t26, m15=t27, m7=t28, m9=t29, m5=t30, m11=t31
VP9_UNPACK_MULSUB_2W_4X 5, 10, 16069, 3196, [pd_8192], 4, 8 ; t17, t30
VP9_UNPACK_MULSUB_2W_4X 9, 6, 3196, m16069, [pd_8192], 4, 8 ; t18, t29
VP9_UNPACK_MULSUB_2W_4X 1, 14, 9102, 13623, [pd_8192], 4, 8 ; t21, t26
VP9_UNPACK_MULSUB_2W_4X 13, 2, 13623, m9102, [pd_8192], 4, 8 ; t22, t25
%endif
; m4=t16, m5=t17, m9=t18, m8=t19, m0=t20, m1=t21, m13=t22, m12=t23,
; m3=t24, m2=t25, m14=t26, m15=t27, m7=t28, m6=t29, m10=t30, m11=t31
SUMSUB_BA w, 9, 5, 4
SUMSUB_BA w, 1, 13, 4
SUMSUB_BA w, 0, 12, 4
SUMSUB_BA w, 15, 3, 4
SUMSUB_BA w, 14, 2, 4
SUMSUB_BA w, 6, 10, 4
SUMSUB_BA w, 7, 11, 4
; m8[s]=t16, m9=t17, m5=t18, m4[s]=t19, m12=t20, m13=t21, m1=t22, m0=t23,
; m15=t24, m14=t25, m2=t26, m3=t27, m11=t28, m10=t29, m6=t30, m7=t31
mova m8, [rsp+17*%%str] ; t16
; from 2 stages forward
SUMSUB_BA w, 0, 8, 4
SUMSUB_BA w, 15, 7, 4
; from 3 stages forward
SUMSUB_BA w, 8, 7, 4
pmulhrsw m7, [pw_11585x2]
pmulhrsw m8, [pw_11585x2]
; store t16/t23
mova [rsp+ 1*%%str], m0 ; t16
mova [rsp+29*%%str], m7 ; t23
mova m4, [rsp+21*%%str] ; t19
VP9_UNPACK_MULSUB_2W_4X 10, 5, 15137, 6270, [pd_8192], 0, 7 ; t18, t29
VP9_UNPACK_MULSUB_2W_4X 11, 4, 15137, 6270, [pd_8192], 0, 7 ; t19, t28
VP9_UNPACK_MULSUB_2W_4X 3, 12, 6270, m15137, [pd_8192], 0, 7 ; t20, t27
VP9_UNPACK_MULSUB_2W_4X 2, 13, 6270, m15137, [pd_8192], 0, 7 ; t21, t26
; m8=t16, m9=t17, m10=t18, m11=t19, m3=t20, m2=t21, m1=t22, m0=t23,
; m15=t24, m14=t25, m13=t26, m12=t27, m4=t28, m5=t29, m6=t30, m7=t31
SUMSUB_BA w, 1, 9, 0
SUMSUB_BA w, 2, 10, 0
SUMSUB_BA w, 3, 11, 0
SUMSUB_BA w, 12, 4, 0
SUMSUB_BA w, 13, 5, 0
SUMSUB_BA w, 14, 6, 0
; m0=t16, m1=t17, m2=t18, m3=t19, m11=t20, m10=t21, m9=t22, m8=t23,
; m7=t24, m6=t25, m5=t26, m4=t27, m12=t28, m13=t29, m14=t30, m15=t31
SUMSUB_BA w, 9, 6, 0
SUMSUB_BA w, 10, 5, 0
SUMSUB_BA w, 11, 4, 0
pmulhrsw m6, [pw_11585x2]
pmulhrsw m9, [pw_11585x2]
pmulhrsw m5, [pw_11585x2]
pmulhrsw m10, [pw_11585x2]
pmulhrsw m4, [pw_11585x2]
pmulhrsw m11, [pw_11585x2]
; m0=t16, m1=t17, m2=t18, m3=t19, m4=t20, m5=t21, m6=t22, m7=t23,
; m8=t24, m9=t25, m10=t26, m11=t27, m12=t28, m13=t29, m14=t30, m15=t31
; store t17-19 (and t20-22 for pass 1) - keep t24-31 in registers for
; final sumsub in pass 1, or keep t20-22 and t24-31 in registers for
; final sumsub of pass 2
mova [rsp+ 5*%%str], m1 ; t17
mova [rsp+ 9*%%str], m2 ; t18
mova [rsp+13*%%str], m3 ; t19
; then do final pass to sumsub+store the two halves
%if %2 == 1
mova [rsp+17*%%str], m4 ; t20
mova [rsp+21*%%str], m5 ; t21
mova [rsp+25*%%str], m6 ; t22
mova m0, [rsp+ 0*%%str] ; t0
mova m1, [rsp+ 4*%%str] ; t1
mova m2, [rsp+ 8*%%str] ; t2
mova m3, [rsp+12*%%str] ; t3
mova m4, [rsp+16*%%str] ; t4
mova m5, [rsp+20*%%str] ; t5
mova m6, [rsp+24*%%str] ; t6
SUMSUB_BA w, 15, 0, 7
mova [rsp+ 3*%%str], m0 ; t15
mova m7, [rsp+28*%%str] ; t7
SUMSUB_BA w, 14, 1, 0
SUMSUB_BA w, 13, 2, 0
SUMSUB_BA w, 12, 3, 0
SUMSUB_BA w, 11, 4, 0
SUMSUB_BA w, 10, 5, 0
SUMSUB_BA w, 9, 6, 0
SUMSUB_BA w, 8, 7, 0
TRANSPOSE8x8W 15, 14, 13, 12, 11, 10, 9, 8, 0
mova [rsp+ 0*%%str], m15
mova [rsp+ 4*%%str], m14
mova [rsp+ 8*%%str], m13
mova [rsp+12*%%str], m12
mova [rsp+16*%%str], m11
mova [rsp+20*%%str], m10
mova [rsp+24*%%str], m9
mova [rsp+28*%%str], m8
mova m0, [rsp+ 3*%%str] ; t15
TRANSPOSE8x8W 7, 6, 5, 4, 3, 2, 1, 0, 8
mova [rsp+ 3*%%str], m7
mova [rsp+ 7*%%str], m6
mova [rsp+11*%%str], m5
mova [rsp+15*%%str], m4
mova [rsp+19*%%str], m3
mova [rsp+23*%%str], m2
mova [rsp+27*%%str], m1
mova [rsp+31*%%str], m0
mova m15, [rsp+ 2*%%str] ; t8
mova m14, [rsp+ 6*%%str] ; t9
mova m13, [rsp+10*%%str] ; t10
mova m12, [rsp+14*%%str] ; t11
mova m11, [rsp+18*%%str] ; t12
mova m10, [rsp+22*%%str] ; t13
mova m9, [rsp+26*%%str] ; t14
mova m8, [rsp+30*%%str] ; t15
mova m7, [rsp+ 1*%%str] ; t16
mova m6, [rsp+ 5*%%str] ; t17
mova m5, [rsp+ 9*%%str] ; t18
mova m4, [rsp+13*%%str] ; t19
mova m3, [rsp+17*%%str] ; t20
mova m2, [rsp+21*%%str] ; t21
mova m1, [rsp+25*%%str] ; t22
SUMSUB_BA w, 7, 8, 0
mova [rsp+ 2*%%str], m8
mova m0, [rsp+29*%%str] ; t23
SUMSUB_BA w, 6, 9, 8
SUMSUB_BA w, 5, 10, 8
SUMSUB_BA w, 4, 11, 8
SUMSUB_BA w, 3, 12, 8
SUMSUB_BA w, 2, 13, 8
SUMSUB_BA w, 1, 14, 8
SUMSUB_BA w, 0, 15, 8
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
mova [rsp+ 1*%%str], m0
mova [rsp+ 5*%%str], m1
mova [rsp+ 9*%%str], m2
mova [rsp+13*%%str], m3
mova [rsp+17*%%str], m4
mova [rsp+21*%%str], m5
mova [rsp+25*%%str], m6
mova [rsp+29*%%str], m7
mova m8, [rsp+ 2*%%str]
TRANSPOSE8x8W 8, 9, 10, 11, 12, 13, 14, 15, 0
mova [rsp+ 2*%%str], m8
mova [rsp+ 6*%%str], m9
mova [rsp+10*%%str], m10
mova [rsp+14*%%str], m11
mova [rsp+18*%%str], m12
mova [rsp+22*%%str], m13
mova [rsp+26*%%str], m14
mova [rsp+30*%%str], m15
%else
; t0-7 is in [rsp+{0,4,8,12,16,20,24,28}*%%str]
; t8-15 is in [rsp+{2,6,10,14,18,22,26,30}*%%str]
; t16-19 and t23 is in [rsp+{1,5,9,13,29}*%%str]
; t20-22 is in m4-6
; t24-31 is in m8-15
pxor m7, m7
%macro %%STORE_2X2 7-8 1 ; src[1-4], tmp[1-2], zero, inc_dst_ptrs
SUMSUB_BA w, %4, %1, %5
SUMSUB_BA w, %3, %2, %5
pmulhrsw m%4, [pw_512]
pmulhrsw m%3, [pw_512]
VP9_STORE_2X %4, %3, %5, %6, %7
%if %8 == 1
add dstq, stride2q
%endif
pmulhrsw m%2, [pw_512]
pmulhrsw m%1, [pw_512]
VP9_STORE_2X %2, %1, %5, %6, %7, dst_endq
%if %8 == 1
sub dst_endq, stride2q
%endif
%endmacro
; store t0-1 and t30-31
mova m0, [rsp+ 0*%%str]
mova m1, [rsp+ 4*%%str]
%%STORE_2X2 0, 1, 14, 15, 2, 3, 7
; store t2-3 and t28-29
mova m0, [rsp+ 8*%%str]
mova m1, [rsp+12*%%str]
%%STORE_2X2 0, 1, 12, 13, 2, 3, 7
; store t4-5 and t26-27
mova m0, [rsp+16*%%str]
mova m1, [rsp+20*%%str]
%%STORE_2X2 0, 1, 10, 11, 2, 3, 7
; store t6-7 and t24-25
mova m0, [rsp+24*%%str]
mova m1, [rsp+28*%%str]
%%STORE_2X2 0, 1, 8, 9, 2, 3, 7
; store t8-9 and t22-23
mova m0, [rsp+ 2*%%str]
mova m1, [rsp+ 6*%%str]
mova m8, [rsp+29*%%str]
%%STORE_2X2 0, 1, 6, 8, 2, 3, 7
; store t10-11 and t20-21
mova m0, [rsp+10*%%str]
mova m1, [rsp+14*%%str]
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7
; store t12-13 and t18-19
mova m0, [rsp+18*%%str]
mova m1, [rsp+22*%%str]
mova m5, [rsp+13*%%str]
mova m4, [rsp+ 9*%%str]
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7
; store t14-17
mova m0, [rsp+26*%%str]
mova m1, [rsp+30*%%str]
mova m5, [rsp+ 5*%%str]
mova m4, [rsp+ 1*%%str]
%%STORE_2X2 0, 1, 4, 5, 2, 3, 7, 0
%endif
%endmacro
%macro VP9_IDCT_IDCT_32x32_ADD_XMM 1
INIT_XMM %1
cglobal vp9_idct_idct_32x32_add, 4, 8, 16, 2048, dst, stride, block, eob
cmp eobd, 135
jg .idctfull
cmp eobd, 34
jg .idct16x16
cmp eobd, 1
jg .idct8x8
; dc-only case
movd m0, [blockq]
mova m1, [pw_11585x2]
pmulhrsw m0, m1
pmulhrsw m0, m1
SPLATW m0, m0, q0000
pmulhrsw m0, [pw_512]
pxor m5, m5
movd [blockq], m5
DEFINE_ARGS dst, stride, block, cnt
%rep 31
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5, mmsize
add dstq, strideq
%endrep
VP9_STORE_2XFULL 0, 1, 2, 3, 4, 5, mmsize
RET
DEFINE_ARGS dst_bak, stride, block, cnt, dst, stride30, dst_end, stride2
.idct8x8:
VP9_IDCT32_1D blockq, 1, 8
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
shl stride30q, 5 ; stride*32
mov cntd, 4
sub stride30q, stride2q ; stride*30
.loop2_8x8:
mov dstq, dst_bakq
lea dst_endq, [dst_bakq+stride30q]
VP9_IDCT32_1D rsp, 2, 8
add dst_bakq, 8
add rsp, 16
dec cntd
jg .loop2_8x8
sub rsp, 64
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 64, 8, m7
RET
.idct16x16:
mov cntd, 2
.loop1_16x16:
VP9_IDCT32_1D blockq, 1, 16
add blockq, 16
add rsp, 512
dec cntd
jg .loop1_16x16
sub blockq, 32
sub rsp, 1024
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
shl stride30q, 5 ; stride*32
mov cntd, 4
sub stride30q, stride2q ; stride*30
.loop2_16x16:
mov dstq, dst_bakq
lea dst_endq, [dst_bakq+stride30q]
VP9_IDCT32_1D rsp, 2, 16
add dst_bakq, 8
add rsp, 16
dec cntd
jg .loop2_16x16
sub rsp, 64
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 64, 16, m7
RET
.idctfull:
mov cntd, 4
.loop1_full:
VP9_IDCT32_1D blockq, 1
add blockq, 16
add rsp, 512
dec cntd
jg .loop1_full
sub blockq, 64
sub rsp, 2048
mov stride30q, strideq ; stride
lea stride2q, [strideq*2] ; stride*2
shl stride30q, 5 ; stride*32
mov cntd, 4
sub stride30q, stride2q ; stride*30
.loop2_full:
mov dstq, dst_bakq
lea dst_endq, [dst_bakq+stride30q]
VP9_IDCT32_1D rsp, 2
add dst_bakq, 8
add rsp, 16
dec cntd
jg .loop2_full
sub rsp, 64
; at the end of the loop, m7 should still be zero
; use that to zero out block coefficients
ZERO_BLOCK blockq, 64, 32, m7
RET
%endmacro
VP9_IDCT_IDCT_32x32_ADD_XMM ssse3
VP9_IDCT_IDCT_32x32_ADD_XMM avx
%endif ; x86-64
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