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+;******************************************************************************
+;* VP9 inverse transform x86 SIMD optimizations
+;*
+;* Copyright (C) 2015 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"
+%include "vp9itxfm_template.asm"
+
+SECTION_RODATA
+
+cextern pw_8
+cextern pw_1023
+cextern pw_2048
+cextern pw_4095
+cextern pw_m1
+cextern pd_1
+cextern pd_16
+cextern pd_32
+cextern pd_8192
+
+pd_8: times 4 dd 8
+pd_3fff: times 4 dd 0x3fff
+
+cextern pw_11585x2
+
+cextern pw_5283_13377
+cextern pw_9929_13377
+cextern pw_15212_m13377
+cextern pw_15212_9929
+cextern pw_m5283_m15212
+cextern pw_13377x2
+cextern pw_m13377_13377
+cextern pw_13377_0
+
+pw_9929_m5283: times 4 dw 9929, -5283
+
+%macro COEF_PAIR 2-3
+cextern pw_m%1_%2
+cextern pw_%2_%1
+%if %0 == 3
+cextern pw_m%1_m%2
+%if %1 != %2
+cextern pw_m%2_%1
+cextern pw_%1_%2
+%endif
+%endif
+%endmacro
+
+COEF_PAIR 2404, 16207
+COEF_PAIR 3196, 16069, 1
+COEF_PAIR 4756, 15679
+COEF_PAIR 5520, 15426
+COEF_PAIR 6270, 15137, 1
+COEF_PAIR 8423, 14053
+COEF_PAIR 10394, 12665
+COEF_PAIR 11003, 12140
+COEF_PAIR 11585, 11585, 1
+COEF_PAIR 13160, 9760
+COEF_PAIR 13623, 9102, 1
+COEF_PAIR 14449, 7723
+COEF_PAIR 14811, 7005
+COEF_PAIR 15893, 3981
+COEF_PAIR 16305, 1606
+COEF_PAIR 16364, 804
+
+default_8x8:
+times 12 db 1
+times 52 db 2
+row_8x8:
+times 18 db 1
+times 46 db 2
+col_8x8:
+times 6 db 1
+times 58 db 2
+default_16x16:
+times 10 db 1
+times 28 db 2
+times 51 db 3
+times 167 db 4
+row_16x16:
+times 21 db 1
+times 45 db 2
+times 60 db 3
+times 130 db 4
+col_16x16:
+times 5 db 1
+times 12 db 2
+times 25 db 3
+times 214 db 4
+default_32x32:
+times 9 db 1
+times 25 db 2
+times 36 db 3
+times 65 db 4
+times 105 db 5
+times 96 db 6
+times 112 db 7
+times 576 db 8
+
+SECTION .text
+
+%macro VP9_STORE_2X 6-7 dstq ; reg1, reg2, tmp1, tmp2, min, max, dst
+ mova m%3, [%7]
+ mova m%4, [%7+strideq]
+ paddw m%3, m%1
+ paddw m%4, m%2
+ pmaxsw m%3, m%5
+ pmaxsw m%4, m%5
+ pminsw m%3, m%6
+ pminsw m%4, m%6
+ mova [%7], m%3
+ mova [%7+strideq], m%4
+%endmacro
+
+%macro ZERO_BLOCK 4 ; mem, stride, nnzcpl, zero_reg
+%assign %%y 0
+%rep %3
+%assign %%x 0
+%rep %3*4/mmsize
+ mova [%1+%%y+%%x], %4
+%assign %%x (%%x+mmsize)
+%endrep
+%assign %%y (%%y+%2)
+%endrep
+%endmacro
+
+; the input coefficients are scaled up by 2 bit (which we downscale immediately
+; in the iwht), and is otherwise orthonormally increased by 1 bit per iwht_1d.
+; therefore, a diff of 10-12+sign bit will fit in 12-14+sign bit after scaling,
+; i.e. everything can be done in 15+1bpp words. Since the quant fractional bits
+; add 2 bits, we need to scale before converting to word in 12bpp, since the
+; input will be 16+sign bit which doesn't fit in 15+sign words, but in 10bpp
+; we can scale after converting to words (which is half the instructions),
+; since the input is only 14+sign bit, which fits in 15+sign words directly.
+
+%macro IWHT4_FN 2 ; bpp, max
+cglobal vp9_iwht_iwht_4x4_add_%1, 3, 3, 8, dst, stride, block, eob
+ mova m7, [pw_%2]
+ mova m0, [blockq+0*16+0]
+ mova m1, [blockq+1*16+0]
+%if %1 >= 12
+ mova m4, [blockq+0*16+8]
+ mova m5, [blockq+1*16+8]
+ psrad m0, 2
+ psrad m1, 2
+ psrad m4, 2
+ psrad m5, 2
+ packssdw m0, m4
+ packssdw m1, m5
+%else
+ packssdw m0, [blockq+0*16+8]
+ packssdw m1, [blockq+1*16+8]
+ psraw m0, 2
+ psraw m1, 2
+%endif
+ mova m2, [blockq+2*16+0]
+ mova m3, [blockq+3*16+0]
+%if %1 >= 12
+ mova m4, [blockq+2*16+8]
+ mova m5, [blockq+3*16+8]
+ psrad m2, 2
+ psrad m3, 2
+ psrad m4, 2
+ psrad m5, 2
+ packssdw m2, m4
+ packssdw m3, m5
+%else
+ packssdw m2, [blockq+2*16+8]
+ packssdw m3, [blockq+3*16+8]
+ psraw m2, 2
+ psraw m3, 2
+%endif
+
+ VP9_IWHT4_1D
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+ VP9_IWHT4_1D
+
+ pxor m6, m6
+ VP9_STORE_2X 0, 1, 4, 5, 6, 7
+ lea dstq, [dstq+strideq*2]
+ VP9_STORE_2X 2, 3, 4, 5, 6, 7
+ ZERO_BLOCK blockq, 16, 4, m6
+ RET
+%endmacro
+
+INIT_MMX mmxext
+IWHT4_FN 10, 1023
+INIT_MMX mmxext
+IWHT4_FN 12, 4095
+
+%macro VP9_IDCT4_WRITEOUT 0
+%if cpuflag(ssse3)
+ mova m5, [pw_2048]
+ pmulhrsw m0, m5
+ pmulhrsw m1, m5
+ pmulhrsw m2, m5
+ pmulhrsw m3, m5
+%else
+ mova m5, [pw_8]
+ paddw m0, m5
+ paddw m1, m5
+ paddw m2, m5
+ paddw m3, m5
+ psraw m0, 4
+ psraw m1, 4
+ psraw m2, 4
+ psraw m3, 4
+%endif
+ mova m5, [pw_1023]
+ VP9_STORE_2X 0, 1, 6, 7, 4, 5
+ lea dstq, [dstq+2*strideq]
+ VP9_STORE_2X 2, 3, 6, 7, 4, 5
+%endmacro
+
+%macro DC_ONLY 2 ; shift, zero
+ mov coefd, dword [blockq]
+ movd [blockq], %2
+ imul coefd, 11585
+ add coefd, 8192
+ sar coefd, 14
+ imul coefd, 11585
+ add coefd, ((1 << (%1 - 1)) << 14) + 8192
+ sar coefd, 14 + %1
+%endmacro
+
+; 4x4 coefficients are 5+depth+sign bits, so for 10bpp, everything still fits
+; in 15+1 words without additional effort, since the coefficients are 15bpp.
+
+%macro IDCT4_10_FN 0
+cglobal vp9_idct_idct_4x4_add_10, 4, 4, 8, dst, stride, block, eob
+ cmp eobd, 1
+ jg .idctfull
+
+ ; dc-only
+ pxor m4, m4
+%if cpuflag(ssse3)
+ movd m0, [blockq]
+ movd [blockq], m4
+ mova m5, [pw_11585x2]
+ pmulhrsw m0, m5
+ pmulhrsw m0, m5
+%else
+ DEFINE_ARGS dst, stride, block, coef
+ DC_ONLY 4, m4
+ movd m0, coefd
+%endif
+ pshufw m0, m0, 0
+ mova m5, [pw_1023]
+%if cpuflag(ssse3)
+ pmulhrsw m0, [pw_2048] ; (x*2048 + (1<<14))>>15 <=> (x+8)>>4
+%endif
+ VP9_STORE_2X 0, 0, 6, 7, 4, 5
+ lea dstq, [dstq+2*strideq]
+ VP9_STORE_2X 0, 0, 6, 7, 4, 5
+ RET
+
+.idctfull:
+ mova m0, [blockq+0*16+0]
+ mova m1, [blockq+1*16+0]
+ packssdw m0, [blockq+0*16+8]
+ packssdw m1, [blockq+1*16+8]
+ mova m2, [blockq+2*16+0]
+ mova m3, [blockq+3*16+0]
+ packssdw m2, [blockq+2*16+8]
+ packssdw m3, [blockq+3*16+8]
+
+%if cpuflag(ssse3)
+ mova m6, [pw_11585x2]
+%endif
+ mova m7, [pd_8192] ; rounding
+ VP9_IDCT4_1D
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+ VP9_IDCT4_1D
+
+ pxor m4, m4
+ ZERO_BLOCK blockq, 16, 4, m4
+ VP9_IDCT4_WRITEOUT
+ RET
+%endmacro
+
+INIT_MMX mmxext
+IDCT4_10_FN
+INIT_MMX ssse3
+IDCT4_10_FN
+
+%macro IADST4_FN 4
+cglobal vp9_%1_%3_4x4_add_10, 3, 3, 0, dst, stride, block, eob
+%if WIN64 && notcpuflag(ssse3)
+ WIN64_SPILL_XMM 8
+%endif
+ movdqa xmm5, [pd_8192]
+ mova m0, [blockq+0*16+0]
+ mova m1, [blockq+1*16+0]
+ packssdw m0, [blockq+0*16+8]
+ packssdw m1, [blockq+1*16+8]
+ mova m2, [blockq+2*16+0]
+ mova m3, [blockq+3*16+0]
+ packssdw m2, [blockq+2*16+8]
+ packssdw m3, [blockq+3*16+8]
+
+%if cpuflag(ssse3)
+ mova m6, [pw_11585x2]
+%endif
+%ifnidn %1%3, iadstiadst
+ movdq2q m7, xmm5
+%endif
+ VP9_%2_1D
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+ VP9_%4_1D
+
+ pxor m4, m4
+ ZERO_BLOCK blockq, 16, 4, m4
+ VP9_IDCT4_WRITEOUT
+ RET
+%endmacro
+
+INIT_MMX sse2
+IADST4_FN idct, IDCT4, iadst, IADST4
+IADST4_FN iadst, IADST4, idct, IDCT4
+IADST4_FN iadst, IADST4, iadst, IADST4
+
+INIT_MMX ssse3
+IADST4_FN idct, IDCT4, iadst, IADST4
+IADST4_FN iadst, IADST4, idct, IDCT4
+IADST4_FN iadst, IADST4, iadst, IADST4
+
+; inputs and outputs are dwords, coefficients are words
+;
+; dst1 = src1 * coef1 + src2 * coef2 + rnd >> 14
+; dst2 = src1 * coef2 - src2 * coef1 + rnd >> 14
+%macro SUMSUB_MUL 6-8 [pd_8192], [pd_3fff] ; src/dst 1-2, tmp1-2, coef1-2, rnd, mask
+ pand m%3, m%1, %8
+ pand m%4, m%2, %8
+ psrad m%1, 14
+ psrad m%2, 14
+ packssdw m%4, m%2
+ packssdw m%3, m%1
+ punpckhwd m%2, m%4, m%3
+ punpcklwd m%4, m%3
+ pmaddwd m%3, m%4, [pw_%6_%5]
+ pmaddwd m%1, m%2, [pw_%6_%5]
+ pmaddwd m%4, [pw_m%5_%6]
+ pmaddwd m%2, [pw_m%5_%6]
+ paddd m%3, %7
+ paddd m%4, %7
+ psrad m%3, 14
+ psrad m%4, 14
+ paddd m%1, m%3
+ paddd m%2, m%4
+%endmacro
+
+%macro IDCT4_12BPP_1D 0-8 [pd_8192], [pd_3fff], 0, 1, 2, 3, 4, 5 ; rnd, mask, in/out0-3, tmp0-1
+ SUMSUB_MUL %3, %5, %7, %8, 11585, 11585, %1, %2
+ SUMSUB_MUL %4, %6, %7, %8, 15137, 6270, %1, %2
+ SUMSUB_BA d, %4, %3, %7
+ SUMSUB_BA d, %6, %5, %7
+ SWAP %4, %6, %3
+%endmacro
+
+%macro STORE_4x4 6 ; tmp1-2, reg1-2, min, max
+ movh m%1, [dstq+strideq*0]
+ movh m%2, [dstq+strideq*2]
+ movhps m%1, [dstq+strideq*1]
+ movhps m%2, [dstq+stride3q ]
+ paddw m%1, m%3
+ paddw m%2, m%4
+ pmaxsw m%1, %5
+ pmaxsw m%2, %5
+ pminsw m%1, %6
+ pminsw m%2, %6
+ movh [dstq+strideq*0], m%1
+ movhps [dstq+strideq*1], m%1
+ movh [dstq+strideq*2], m%2
+ movhps [dstq+stride3q ], m%2
+%endmacro
+
+%macro ROUND_AND_STORE_4x4 8 ; reg1-4, min, max, rnd, shift
+ paddd m%1, %7
+ paddd m%2, %7
+ paddd m%3, %7
+ paddd m%4, %7
+ psrad m%1, %8
+ psrad m%2, %8
+ psrad m%3, %8
+ psrad m%4, %8
+ packssdw m%1, m%2
+ packssdw m%3, m%4
+ STORE_4x4 %2, %4, %1, %3, %5, %6
+%endmacro
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_4x4_add_12, 4, 4, 8, dst, stride, block, eob
+ cmp eobd, 1
+ jg .idctfull
+
+ ; dc-only - this is special, since for 4x4 12bpp, the max coef size is
+ ; 17+sign bpp. Since the multiply is with 11585, which is 14bpp, the
+ ; result of each multiply is 31+sign bit, i.e. it _exactly_ fits in a
+ ; dword. After the final shift (4), the result is 13+sign bits, so we
+ ; don't need any additional processing to fit it in a word
+ DEFINE_ARGS dst, stride, block, coef
+ pxor m4, m4
+ DC_ONLY 4, m4
+ movd m0, coefd
+ pshuflw m0, m0, q0000
+ punpcklqdq m0, m0
+ mova m5, [pw_4095]
+ DEFINE_ARGS dst, stride, stride3
+ lea stride3q, [strideq*3]
+ STORE_4x4 1, 3, 0, 0, m4, m5
+ RET
+
+.idctfull:
+ DEFINE_ARGS dst, stride, block, eob
+ mova m0, [blockq+0*16]
+ mova m1, [blockq+1*16]
+ mova m2, [blockq+2*16]
+ mova m3, [blockq+3*16]
+ mova m6, [pd_8192]
+ mova m7, [pd_3fff]
+
+ IDCT4_12BPP_1D m6, m7
+ TRANSPOSE4x4D 0, 1, 2, 3, 4
+ IDCT4_12BPP_1D m6, m7
+
+ pxor m4, m4
+ ZERO_BLOCK blockq, 16, 4, m4
+
+ ; writeout
+ DEFINE_ARGS dst, stride, stride3
+ lea stride3q, [strideq*3]
+ mova m5, [pw_4095]
+ mova m6, [pd_8]
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m4, m5, m6, 4
+ RET
+
+%macro SCRATCH 3-4
+%if ARCH_X86_64
+ SWAP %1, %2
+%if %0 == 4
+%define reg_%4 m%2
+%endif
+%else
+ mova [%3], m%1
+%if %0 == 4
+%define reg_%4 [%3]
+%endif
+%endif
+%endmacro
+
+%macro UNSCRATCH 3-4
+%if ARCH_X86_64
+ SWAP %1, %2
+%else
+ mova m%1, [%3]
+%endif
+%if %0 == 4
+%undef reg_%4
+%endif
+%endmacro
+
+%macro PRELOAD 2-3
+%if ARCH_X86_64
+ mova m%1, [%2]
+%if %0 == 3
+%define reg_%3 m%1
+%endif
+%elif %0 == 3
+%define reg_%3 [%2]
+%endif
+%endmacro
+
+; out0 = 5283 * in0 + 13377 + in1 + 15212 * in2 + 9929 * in3 + rnd >> 14
+; out1 = 9929 * in0 + 13377 * in1 - 5283 * in2 - 15282 * in3 + rnd >> 14
+; out2 = 13377 * in0 - 13377 * in2 + 13377 * in3 + rnd >> 14
+; out3 = 15212 * in0 - 13377 * in1 + 9929 * in2 - 5283 * in3 + rnd >> 14
+%macro IADST4_12BPP_1D 0-2 [pd_8192], [pd_3fff] ; rnd, mask
+ pand m4, m0, %2
+ pand m5, m1, %2
+ psrad m0, 14
+ psrad m1, 14
+ packssdw m5, m1
+ packssdw m4, m0
+ punpckhwd m1, m4, m5
+ punpcklwd m4, m5
+ pand m5, m2, %2
+ pand m6, m3, %2
+ psrad m2, 14
+ psrad m3, 14
+ packssdw m6, m3
+ packssdw m5, m2
+ punpckhwd m3, m5, m6
+ punpcklwd m5, m6
+ SCRATCH 1, 8, rsp+0*mmsize, a
+ SCRATCH 5, 9, rsp+1*mmsize, b
+
+ ; m1/3 have the high bits of 0,1,2,3
+ ; m4/5 have the low bits of 0,1,2,3
+ ; m0/2/6/7 are free
+
+ mova m2, [pw_15212_9929]
+ mova m0, [pw_5283_13377]
+ pmaddwd m7, m2, reg_b
+ pmaddwd m6, m4, m0
+ pmaddwd m2, m3
+ pmaddwd m0, reg_a
+ paddd m6, m7
+ paddd m0, m2
+ mova m1, [pw_m13377_13377]
+ mova m5, [pw_13377_0]
+ pmaddwd m7, m1, reg_b
+ pmaddwd m2, m4, m5
+ pmaddwd m1, m3
+ pmaddwd m5, reg_a
+ paddd m2, m7
+ paddd m1, m5
+ paddd m6, %1
+ paddd m2, %1
+ psrad m6, 14
+ psrad m2, 14
+ paddd m0, m6 ; t0
+ paddd m2, m1 ; t2
+
+ mova m7, [pw_m5283_m15212]
+ mova m5, [pw_9929_13377]
+ pmaddwd m1, m7, reg_b
+ pmaddwd m6, m4, m5
+ pmaddwd m7, m3
+ pmaddwd m5, reg_a
+ paddd m6, m1
+ paddd m7, m5
+ UNSCRATCH 5, 9, rsp+1*mmsize, b
+ pmaddwd m5, [pw_9929_m5283]
+ pmaddwd m4, [pw_15212_m13377]
+ pmaddwd m3, [pw_9929_m5283]
+ UNSCRATCH 1, 8, rsp+0*mmsize, a
+ pmaddwd m1, [pw_15212_m13377]
+ paddd m4, m5
+ paddd m3, m1
+ paddd m6, %1
+ paddd m4, %1
+ psrad m6, 14
+ psrad m4, 14
+ paddd m7, m6 ; t1
+ paddd m3, m4 ; t3
+
+ SWAP 1, 7
+%endmacro
+
+%macro IADST4_12BPP_FN 4
+cglobal vp9_%1_%3_4x4_add_12, 3, 3, 12, 2 * ARCH_X86_32 * mmsize, dst, stride, block, eob
+ mova m0, [blockq+0*16]
+ mova m1, [blockq+1*16]
+ mova m2, [blockq+2*16]
+ mova m3, [blockq+3*16]
+
+ PRELOAD 10, pd_8192, rnd
+ PRELOAD 11, pd_3fff, mask
+ %2_12BPP_1D reg_rnd, reg_mask
+ TRANSPOSE4x4D 0, 1, 2, 3, 4
+ %4_12BPP_1D reg_rnd, reg_mask
+
+ pxor m4, m4
+ ZERO_BLOCK blockq, 16, 4, m4
+
+ ; writeout
+ DEFINE_ARGS dst, stride, stride3
+ lea stride3q, [strideq*3]
+ mova m5, [pw_4095]
+ mova m6, [pd_8]
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m4, m5, m6, 4
+ RET
+%endmacro
+
+INIT_XMM sse2
+IADST4_12BPP_FN idct, IDCT4, iadst, IADST4
+IADST4_12BPP_FN iadst, IADST4, idct, IDCT4
+IADST4_12BPP_FN iadst, IADST4, iadst, IADST4
+
+; the following line has not been executed at the end of this macro:
+; UNSCRATCH 6, 8, rsp+%3*mmsize
+%macro IDCT8_1D 1-5 [pd_8192], [pd_3fff], 2 * mmsize, 17 ; src, rnd, mask, src_stride, stack_offset
+ mova m0, [%1+0*%4]
+ mova m2, [%1+2*%4]
+ mova m4, [%1+4*%4]
+ mova m6, [%1+6*%4]
+ IDCT4_12BPP_1D %2, %3, 0, 2, 4, 6, 1, 3 ; m0/2/4/6 have t0/1/2/3
+ SCRATCH 4, 8, rsp+(%5+0)*mmsize
+ SCRATCH 6, 9, rsp+(%5+1)*mmsize
+ mova m1, [%1+1*%4]
+ mova m3, [%1+3*%4]
+ mova m5, [%1+5*%4]
+ mova m7, [%1+7*%4]
+ SUMSUB_MUL 1, 7, 4, 6, 16069, 3196, %2, %3 ; m1=t7a, m7=t4a
+ SUMSUB_MUL 5, 3, 4, 6, 9102, 13623, %2, %3 ; m5=t6a, m3=t5a
+ SUMSUB_BA d, 3, 7, 4 ; m3=t4, m7=t5a
+ SUMSUB_BA d, 5, 1, 4 ; m5=t7, m1=t6a
+ SUMSUB_MUL 1, 7, 4, 6, 11585, 11585, %2, %3 ; m1=t6, m7=t5
+ SUMSUB_BA d, 5, 0, 4 ; m5=out0, m0=out7
+ SUMSUB_BA d, 1, 2, 4 ; m1=out1, m2=out6
+ UNSCRATCH 4, 8, rsp+(%5+0)*mmsize
+ UNSCRATCH 6, 9, rsp+(%5+1)*mmsize
+ SCRATCH 2, 8, rsp+(%5+0)*mmsize
+ SUMSUB_BA d, 7, 4, 2 ; m7=out2, m4=out5
+ SUMSUB_BA d, 3, 6, 2 ; m3=out3, m6=out4
+ SWAP 0, 5, 4, 6, 2, 7
+%endmacro
+
+%macro STORE_2x8 5-7 dstq, strideq ; tmp1-2, reg, min, max
+ mova m%1, [%6+%7*0]
+ mova m%2, [%6+%7*1]
+ paddw m%1, m%3
+ paddw m%2, m%3
+ pmaxsw m%1, %4
+ pmaxsw m%2, %4
+ pminsw m%1, %5
+ pminsw m%2, %5
+ mova [%6+%7*0], m%1
+ mova [%6+%7*1], m%2
+%endmacro
+
+; FIXME we can use the intermediate storage (rsp[0-15]) on x86-32 for temp
+; storage also instead of allocating two more stack spaces. This doesn't
+; matter much but it's something...
+INIT_XMM sse2
+cglobal vp9_idct_idct_8x8_add_10, 4, 6 + ARCH_X86_64, 14, \
+ 16 * mmsize + 3 * ARCH_X86_32 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_1023]
+ cmp eobd, 1
+ jg .idctfull
+
+ ; dc-only - the 10bit version can be done entirely in 32bit, since the max
+ ; coef values are 16+sign bit, and the coef is 14bit, so 30+sign easily
+ ; fits in 32bit
+ DEFINE_ARGS dst, stride, block, coef
+ pxor m2, m2
+ DC_ONLY 5, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 4
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0
+ lea dstq, [dstq+strideq*2]
+ dec cntd
+ jg .loop_dc
+ RET
+
+.idctfull:
+ SCRATCH 0, 12, rsp+16*mmsize, max
+ DEFINE_ARGS dst, stride, block, cnt, ptr, skip, dstbak
+%if ARCH_X86_64
+ mov dstbakq, dstq
+ movsxd cntq, cntd
+%endif
+%ifdef PIC
+ lea ptrq, [default_8x8]
+ movzx cntd, byte [ptrq+cntq-1]
+%else
+ movzx cntd, byte [default_8x8+cntq-1]
+%endif
+ mov skipd, 2
+ sub skipd, cntd
+ mov ptrq, rsp
+ PRELOAD 10, pd_8192, rnd
+ PRELOAD 11, pd_3fff, mask
+ PRELOAD 13, pd_16, srnd
+.loop_1:
+ IDCT8_1D blockq, reg_rnd, reg_mask
+
+ TRANSPOSE4x4D 0, 1, 2, 3, 6
+ mova [ptrq+ 0*mmsize], m0
+ mova [ptrq+ 2*mmsize], m1
+ mova [ptrq+ 4*mmsize], m2
+ mova [ptrq+ 6*mmsize], m3
+ UNSCRATCH 6, 8, rsp+17*mmsize
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 1*mmsize], m4
+ mova [ptrq+ 3*mmsize], m5
+ mova [ptrq+ 5*mmsize], m6
+ mova [ptrq+ 7*mmsize], m7
+ add ptrq, 8 * mmsize
+ add blockq, mmsize
+ dec cntd
+ jg .loop_1
+
+ ; zero-pad the remainder (skipped cols)
+ test skipd, skipd
+ jz .end
+ add skipd, skipd
+ lea blockq, [blockq+skipq*(mmsize/2)]
+ pxor m0, m0
+.loop_z:
+ mova [ptrq+mmsize*0], m0
+ mova [ptrq+mmsize*1], m0
+ mova [ptrq+mmsize*2], m0
+ mova [ptrq+mmsize*3], m0
+ add ptrq, 4 * mmsize
+ dec skipd
+ jg .loop_z
+.end:
+
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea stride3q, [strideq*3]
+ mov cntd, 2
+ mov ptrq, rsp
+.loop_2:
+ IDCT8_1D ptrq, reg_rnd, reg_mask
+
+ pxor m6, m6
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m6, reg_max, reg_srnd, 5
+ lea dstq, [dstq+strideq*4]
+ UNSCRATCH 0, 8, rsp+17*mmsize
+ UNSCRATCH 1, 12, rsp+16*mmsize, max
+ UNSCRATCH 2, 13, pd_16, srnd
+ ROUND_AND_STORE_4x4 4, 5, 0, 7, m6, m1, m2, 5
+ add ptrq, 16
+%if ARCH_X86_64
+ lea dstq, [dstbakq+8]
+%else
+ mov dstq, dstm
+ add dstq, 8
+%endif
+ dec cntd
+ jg .loop_2
+
+ ; m6 is still zero
+ ZERO_BLOCK blockq-2*mmsize, 32, 8, m6
+ RET
+
+%macro DC_ONLY_64BIT 2 ; shift, zero
+%if ARCH_X86_64
+ movsxd coefq, dword [blockq]
+ movd [blockq], %2
+ imul coefq, 11585
+ add coefq, 8192
+ sar coefq, 14
+ imul coefq, 11585
+ add coefq, ((1 << (%1 - 1)) << 14) + 8192
+ sar coefq, 14 + %1
+%else
+ mov coefd, dword [blockq]
+ movd [blockq], %2
+ DEFINE_ARGS dst, stride, cnt, coef, coefl
+ mov cntd, 2
+.loop_dc_calc:
+ mov coefld, coefd
+ sar coefd, 14
+ and coefld, 0x3fff
+ imul coefd, 11585
+ imul coefld, 11585
+ add coefld, 8192
+ sar coefld, 14
+ add coefd, coefld
+ dec cntd
+ jg .loop_dc_calc
+ add coefd, 1 << (%1 - 1)
+ sar coefd, %1
+%endif
+%endmacro
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_8x8_add_12, 4, 6 + ARCH_X86_64, 14, \
+ 16 * mmsize + 3 * ARCH_X86_32 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_4095]
+ cmp eobd, 1
+ jg mangle(private_prefix %+ _ %+ vp9_idct_idct_8x8_add_10 %+ SUFFIX).idctfull
+
+ ; dc-only - unfortunately, this one can overflow, since coefs are 18+sign
+ ; bpp, and 18+14+sign does not fit in 32bit, so we do 2-stage multiplies
+ DEFINE_ARGS dst, stride, block, coef, coefl
+ pxor m2, m2
+ DC_ONLY_64BIT 5, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 4
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0
+ lea dstq, [dstq+strideq*2]
+ dec cntd
+ jg .loop_dc
+ RET
+
+; inputs and outputs are dwords, coefficients are words
+;
+; dst1[hi]:dst3[lo] = src1 * coef1 + src2 * coef2
+; dst2[hi]:dst4[lo] = src1 * coef2 - src2 * coef1
+%macro SUMSUB_MUL_D 6-7 [pd_3fff] ; src/dst 1-2, dst3-4, coef1-2, mask
+ pand m%3, m%1, %7
+ pand m%4, m%2, %7
+ psrad m%1, 14
+ psrad m%2, 14
+ packssdw m%4, m%2
+ packssdw m%3, m%1
+ punpckhwd m%2, m%4, m%3
+ punpcklwd m%4, m%3
+ pmaddwd m%3, m%4, [pw_%6_%5]
+ pmaddwd m%1, m%2, [pw_%6_%5]
+ pmaddwd m%4, [pw_m%5_%6]
+ pmaddwd m%2, [pw_m%5_%6]
+%endmacro
+
+; dst1 = src2[hi]:src4[lo] + src1[hi]:src3[lo] + rnd >> 14
+; dst2 = src2[hi]:src4[lo] - src1[hi]:src3[lo] + rnd >> 14
+%macro SUMSUB_PACK_D 5-6 [pd_8192] ; src/dst 1-2, src3-4, tmp, rnd
+ SUMSUB_BA d, %1, %2, %5
+ SUMSUB_BA d, %3, %4, %5
+ paddd m%3, %6
+ paddd m%4, %6
+ psrad m%3, 14
+ psrad m%4, 14
+ paddd m%1, m%3
+ paddd m%2, m%4
+%endmacro
+
+%macro NEGD 1
+%if cpuflag(ssse3)
+ psignd %1, [pw_m1]
+%else
+ pxor %1, [pw_m1]
+ paddd %1, [pd_1]
+%endif
+%endmacro
+
+; the following line has not been executed at the end of this macro:
+; UNSCRATCH 6, 8, rsp+17*mmsize
+%macro IADST8_1D 1-3 [pd_8192], [pd_3fff] ; src, rnd, mask
+ mova m0, [%1+ 0*mmsize]
+ mova m3, [%1+ 6*mmsize]
+ mova m4, [%1+ 8*mmsize]
+ mova m7, [%1+14*mmsize]
+ SUMSUB_MUL_D 7, 0, 1, 2, 16305, 1606, %3 ; m7/1=t0a, m0/2=t1a
+ SUMSUB_MUL_D 3, 4, 5, 6, 10394, 12665, %3 ; m3/5=t4a, m4/6=t5a
+ SCRATCH 0, 8, rsp+17*mmsize
+ SUMSUB_PACK_D 3, 7, 5, 1, 0, %2 ; m3=t0, m7=t4
+ UNSCRATCH 0, 8, rsp+17*mmsize
+ SUMSUB_PACK_D 4, 0, 6, 2, 1, %2 ; m4=t1, m0=t5
+
+ SCRATCH 3, 8, rsp+17*mmsize
+ SCRATCH 4, 9, rsp+18*mmsize
+ SCRATCH 7, 10, rsp+19*mmsize
+ SCRATCH 0, 11, rsp+20*mmsize
+
+ mova m1, [%1+ 2*mmsize]
+ mova m2, [%1+ 4*mmsize]
+ mova m5, [%1+10*mmsize]
+ mova m6, [%1+12*mmsize]
+ SUMSUB_MUL_D 5, 2, 3, 4, 14449, 7723, %3 ; m5/8=t2a, m2/9=t3a
+ SUMSUB_MUL_D 1, 6, 7, 0, 4756, 15679, %3 ; m1/10=t6a, m6/11=t7a
+ SCRATCH 2, 12, rsp+21*mmsize
+ SUMSUB_PACK_D 1, 5, 7, 3, 2, %2 ; m1=t2, m5=t6
+ UNSCRATCH 2, 12, rsp+21*mmsize
+ SUMSUB_PACK_D 6, 2, 0, 4, 3, %2 ; m6=t3, m2=t7
+
+ UNSCRATCH 7, 10, rsp+19*mmsize
+ UNSCRATCH 0, 11, rsp+20*mmsize
+ SCRATCH 1, 10, rsp+19*mmsize
+ SCRATCH 6, 11, rsp+20*mmsize
+
+ SUMSUB_MUL_D 7, 0, 3, 4, 15137, 6270, %3 ; m7/8=t4a, m0/9=t5a
+ SUMSUB_MUL_D 2, 5, 1, 6, 6270, 15137, %3 ; m2/10=t7a, m5/11=t6a
+ SCRATCH 2, 12, rsp+21*mmsize
+ SUMSUB_PACK_D 5, 7, 6, 3, 2, %2 ; m5=-out1, m7=t6
+ UNSCRATCH 2, 12, rsp+21*mmsize
+ NEGD m5 ; m5=out1
+ SUMSUB_PACK_D 2, 0, 1, 4, 3, %2 ; m2=out6, m0=t7
+ SUMSUB_MUL 7, 0, 3, 4, 11585, 11585, %2, %3 ; m7=out2, m0=-out5
+ NEGD m0 ; m0=out5
+
+ UNSCRATCH 3, 8, rsp+17*mmsize
+ UNSCRATCH 4, 9, rsp+18*mmsize
+ UNSCRATCH 1, 10, rsp+19*mmsize
+ UNSCRATCH 6, 11, rsp+20*mmsize
+ SCRATCH 2, 8, rsp+17*mmsize
+ SCRATCH 0, 9, rsp+18*mmsize
+
+ SUMSUB_BA d, 1, 3, 2 ; m1=out0, m3=t2
+ SUMSUB_BA d, 6, 4, 2 ; m6=-out7, m4=t3
+ NEGD m6 ; m6=out7
+ SUMSUB_MUL 3, 4, 2, 0, 11585, 11585, %2, %3 ; m3=-out3, m4=out4
+ NEGD m3 ; m3=out3
+
+ UNSCRATCH 0, 9, rsp+18*mmsize
+
+ SWAP 0, 1, 5
+ SWAP 2, 7, 6
+%endmacro
+
+%macro IADST8_FN 5
+cglobal vp9_%1_%3_8x8_add_10, 4, 6 + ARCH_X86_64, 16, \
+ 16 * mmsize + ARCH_X86_32 * 6 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_1023]
+
+.body:
+ SCRATCH 0, 13, rsp+16*mmsize, max
+ DEFINE_ARGS dst, stride, block, cnt, ptr, skip, dstbak
+%if ARCH_X86_64
+ mov dstbakq, dstq
+ movsxd cntq, cntd
+%endif
+%ifdef PIC
+ lea ptrq, [%5_8x8]
+ movzx cntd, byte [ptrq+cntq-1]
+%else
+ movzx cntd, byte [%5_8x8+cntq-1]
+%endif
+ mov skipd, 2
+ sub skipd, cntd
+ mov ptrq, rsp
+ PRELOAD 14, pd_8192, rnd
+ PRELOAD 15, pd_3fff, mask
+.loop_1:
+ %2_1D blockq, reg_rnd, reg_mask
+
+ TRANSPOSE4x4D 0, 1, 2, 3, 6
+ mova [ptrq+ 0*mmsize], m0
+ mova [ptrq+ 2*mmsize], m1
+ mova [ptrq+ 4*mmsize], m2
+ mova [ptrq+ 6*mmsize], m3
+ UNSCRATCH 6, 8, rsp+17*mmsize
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 1*mmsize], m4
+ mova [ptrq+ 3*mmsize], m5
+ mova [ptrq+ 5*mmsize], m6
+ mova [ptrq+ 7*mmsize], m7
+ add ptrq, 8 * mmsize
+ add blockq, mmsize
+ dec cntd
+ jg .loop_1
+
+ ; zero-pad the remainder (skipped cols)
+ test skipd, skipd
+ jz .end
+ add skipd, skipd
+ lea blockq, [blockq+skipq*(mmsize/2)]
+ pxor m0, m0
+.loop_z:
+ mova [ptrq+mmsize*0], m0
+ mova [ptrq+mmsize*1], m0
+ mova [ptrq+mmsize*2], m0
+ mova [ptrq+mmsize*3], m0
+ add ptrq, 4 * mmsize
+ dec skipd
+ jg .loop_z
+.end:
+
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea stride3q, [strideq*3]
+ mov cntd, 2
+ mov ptrq, rsp
+.loop_2:
+ %4_1D ptrq, reg_rnd, reg_mask
+
+ pxor m6, m6
+ PRELOAD 9, pd_16, srnd
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m6, reg_max, reg_srnd, 5
+ lea dstq, [dstq+strideq*4]
+ UNSCRATCH 0, 8, rsp+17*mmsize
+ UNSCRATCH 1, 13, rsp+16*mmsize, max
+ UNSCRATCH 2, 9, pd_16, srnd
+ ROUND_AND_STORE_4x4 4, 5, 0, 7, m6, m1, m2, 5
+ add ptrq, 16
+%if ARCH_X86_64
+ lea dstq, [dstbakq+8]
+%else
+ mov dstq, dstm
+ add dstq, 8
+%endif
+ dec cntd
+ jg .loop_2
+
+ ; m6 is still zero
+ ZERO_BLOCK blockq-2*mmsize, 32, 8, m6
+ RET
+
+cglobal vp9_%1_%3_8x8_add_12, 4, 6 + ARCH_X86_64, 16, \
+ 16 * mmsize + ARCH_X86_32 * 6 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_4095]
+ jmp mangle(private_prefix %+ _ %+ vp9_%1_%3_8x8_add_10 %+ SUFFIX).body
+%endmacro
+
+INIT_XMM sse2
+IADST8_FN idct, IDCT8, iadst, IADST8, row
+IADST8_FN iadst, IADST8, idct, IDCT8, col
+IADST8_FN iadst, IADST8, iadst, IADST8, default
+
+%macro IDCT16_1D 1-4 4 * mmsize, 65, 67 ; src, src_stride, stack_offset, mm32bit_stack_offset
+ IDCT8_1D %1, [pd_8192], [pd_3fff], %2 * 2, %4 ; m0-3=t0-3a, m4-5/m8|r67/m7=t4-7
+ ; SCRATCH 6, 8, rsp+(%4+0)*mmsize ; t6
+ SCRATCH 0, 15, rsp+(%4+7)*mmsize ; t0a
+ SCRATCH 1, 14, rsp+(%4+6)*mmsize ; t1a
+ SCRATCH 2, 13, rsp+(%4+5)*mmsize ; t2a
+ SCRATCH 3, 12, rsp+(%4+4)*mmsize ; t3a
+ SCRATCH 4, 11, rsp+(%4+3)*mmsize ; t4
+ mova [rsp+(%3+0)*mmsize], m5 ; t5
+ mova [rsp+(%3+1)*mmsize], m7 ; t7
+
+ mova m0, [%1+ 1*%2] ; in1
+ mova m3, [%1+ 7*%2] ; in7
+ mova m4, [%1+ 9*%2] ; in9
+ mova m7, [%1+15*%2] ; in15
+
+ SUMSUB_MUL 0, 7, 1, 2, 16305, 1606 ; m0=t15a, m7=t8a
+ SUMSUB_MUL 4, 3, 1, 2, 10394, 12665 ; m4=t14a, m3=t9a
+ SUMSUB_BA d, 3, 7, 1 ; m3=t8, m7=t9
+ SUMSUB_BA d, 4, 0, 1 ; m4=t15,m0=t14
+ SUMSUB_MUL 0, 7, 1, 2, 15137, 6270 ; m0=t14a, m7=t9a
+
+ mova m1, [%1+ 3*%2] ; in3
+ mova m2, [%1+ 5*%2] ; in5
+ mova m5, [%1+11*%2] ; in11
+ mova m6, [%1+13*%2] ; in13
+
+ SCRATCH 0, 9, rsp+(%4+1)*mmsize
+ SCRATCH 7, 10, rsp+(%4+2)*mmsize
+
+ SUMSUB_MUL 2, 5, 0, 7, 14449, 7723 ; m2=t13a, m5=t10a
+ SUMSUB_MUL 6, 1, 0, 7, 4756, 15679 ; m6=t12a, m1=t11a
+ SUMSUB_BA d, 5, 1, 0 ; m5=t11,m1=t10
+ SUMSUB_BA d, 2, 6, 0 ; m2=t12,m6=t13
+ NEGD m1 ; m1=-t10
+ SUMSUB_MUL 1, 6, 0, 7, 15137, 6270 ; m1=t13a, m6=t10a
+
+ UNSCRATCH 7, 10, rsp+(%4+2)*mmsize
+ SUMSUB_BA d, 5, 3, 0 ; m5=t8a, m3=t11a
+ SUMSUB_BA d, 6, 7, 0 ; m6=t9, m7=t10
+ SUMSUB_BA d, 2, 4, 0 ; m2=t15a,m4=t12a
+ SCRATCH 5, 10, rsp+(%4+2)*mmsize
+ SUMSUB_MUL 4, 3, 0, 5, 11585, 11585 ; m4=t12, m3=t11
+ UNSCRATCH 0, 9, rsp+(%4+1)*mmsize
+ SUMSUB_BA d, 1, 0, 5 ; m1=t14, m0=t13
+ SCRATCH 6, 9, rsp+(%4+1)*mmsize
+ SUMSUB_MUL 0, 7, 6, 5, 11585, 11585 ; m0=t13a,m7=t10a
+
+ ; order: 15|r74,14|r73,13|r72,12|r71,11|r70,r65,8|r67,r66,10|r69,9|r68,7,3,4,0,1,2
+ ; free: 6,5
+
+ UNSCRATCH 5, 15, rsp+(%4+7)*mmsize
+ SUMSUB_BA d, 2, 5, 6 ; m2=out0, m5=out15
+ SCRATCH 5, 15, rsp+(%4+7)*mmsize
+ UNSCRATCH 5, 14, rsp+(%4+6)*mmsize
+ SUMSUB_BA d, 1, 5, 6 ; m1=out1, m5=out14
+ SCRATCH 5, 14, rsp+(%4+6)*mmsize
+ UNSCRATCH 5, 13, rsp+(%4+5)*mmsize
+ SUMSUB_BA d, 0, 5, 6 ; m0=out2, m5=out13
+ SCRATCH 5, 13, rsp+(%4+5)*mmsize
+ UNSCRATCH 5, 12, rsp+(%4+4)*mmsize
+ SUMSUB_BA d, 4, 5, 6 ; m4=out3, m5=out12
+ SCRATCH 5, 12, rsp+(%4+4)*mmsize
+ UNSCRATCH 5, 11, rsp+(%4+3)*mmsize
+ SUMSUB_BA d, 3, 5, 6 ; m3=out4, m5=out11
+ SCRATCH 4, 11, rsp+(%4+3)*mmsize
+ mova m4, [rsp+(%3+0)*mmsize]
+ SUMSUB_BA d, 7, 4, 6 ; m7=out5, m4=out10
+ mova [rsp+(%3+0)*mmsize], m5
+ UNSCRATCH 5, 8, rsp+(%4+0)*mmsize
+ UNSCRATCH 6, 9, rsp+(%4+1)*mmsize
+ SCRATCH 2, 8, rsp+(%4+0)*mmsize
+ SCRATCH 1, 9, rsp+(%4+1)*mmsize
+ UNSCRATCH 1, 10, rsp+(%4+2)*mmsize
+ SCRATCH 0, 10, rsp+(%4+2)*mmsize
+ mova m0, [rsp+(%3+1)*mmsize]
+ SUMSUB_BA d, 6, 5, 2 ; m6=out6, m5=out9
+ SUMSUB_BA d, 1, 0, 2 ; m1=out7, m0=out8
+
+ SWAP 0, 3, 1, 7, 2, 6, 4
+
+ ; output order: 8-11|r67-70=out0-3
+ ; 0-6,r65=out4-11
+ ; 12-15|r71-74=out12-15
+%endmacro
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_16x16_add_10, 4, 6 + ARCH_X86_64, 16, \
+ 67 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_1023]
+ cmp eobd, 1
+ jg .idctfull
+
+ ; dc-only - the 10bit version can be done entirely in 32bit, since the max
+ ; coef values are 17+sign bit, and the coef is 14bit, so 31+sign easily
+ ; fits in 32bit
+ DEFINE_ARGS dst, stride, block, coef
+ pxor m2, m2
+ DC_ONLY 6, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 8
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0, dstq, mmsize
+ STORE_2x8 3, 4, 1, m2, m0, dstq+strideq, mmsize
+ lea dstq, [dstq+strideq*2]
+ dec cntd
+ jg .loop_dc
+ RET
+
+.idctfull:
+ mova [rsp+64*mmsize], m0
+ DEFINE_ARGS dst, stride, block, cnt, ptr, skip, dstbak
+%if ARCH_X86_64
+ mov dstbakq, dstq
+ movsxd cntq, cntd
+%endif
+%ifdef PIC
+ lea ptrq, [default_16x16]
+ movzx cntd, byte [ptrq+cntq-1]
+%else
+ movzx cntd, byte [default_16x16+cntq-1]
+%endif
+ mov skipd, 4
+ sub skipd, cntd
+ mov ptrq, rsp
+.loop_1:
+ IDCT16_1D blockq
+
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 1*mmsize], m0
+ mova [ptrq+ 5*mmsize], m1
+ mova [ptrq+ 9*mmsize], m2
+ mova [ptrq+13*mmsize], m3
+ mova m7, [rsp+65*mmsize]
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 2*mmsize], m4
+ mova [ptrq+ 6*mmsize], m5
+ mova [ptrq+10*mmsize], m6
+ mova [ptrq+14*mmsize], m7
+ UNSCRATCH 0, 8, rsp+67*mmsize
+ UNSCRATCH 1, 9, rsp+68*mmsize
+ UNSCRATCH 2, 10, rsp+69*mmsize
+ UNSCRATCH 3, 11, rsp+70*mmsize
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 0*mmsize], m0
+ mova [ptrq+ 4*mmsize], m1
+ mova [ptrq+ 8*mmsize], m2
+ mova [ptrq+12*mmsize], m3
+ UNSCRATCH 4, 12, rsp+71*mmsize
+ UNSCRATCH 5, 13, rsp+72*mmsize
+ UNSCRATCH 6, 14, rsp+73*mmsize
+ UNSCRATCH 7, 15, rsp+74*mmsize
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 3*mmsize], m4
+ mova [ptrq+ 7*mmsize], m5
+ mova [ptrq+11*mmsize], m6
+ mova [ptrq+15*mmsize], m7
+ add ptrq, 16 * mmsize
+ add blockq, mmsize
+ dec cntd
+ jg .loop_1
+
+ ; zero-pad the remainder (skipped cols)
+ test skipd, skipd
+ jz .end
+ add skipd, skipd
+ lea blockq, [blockq+skipq*(mmsize/2)]
+ pxor m0, m0
+.loop_z:
+ mova [ptrq+mmsize*0], m0
+ mova [ptrq+mmsize*1], m0
+ mova [ptrq+mmsize*2], m0
+ mova [ptrq+mmsize*3], m0
+ mova [ptrq+mmsize*4], m0
+ mova [ptrq+mmsize*5], m0
+ mova [ptrq+mmsize*6], m0
+ mova [ptrq+mmsize*7], m0
+ add ptrq, 8 * mmsize
+ dec skipd
+ jg .loop_z
+.end:
+
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea stride3q, [strideq*3]
+ mov cntd, 4
+ mov ptrq, rsp
+.loop_2:
+ IDCT16_1D ptrq
+
+ pxor m7, m7
+ lea dstq, [dstq+strideq*4]
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m7, [rsp+64*mmsize], [pd_32], 6
+ lea dstq, [dstq+strideq*4]
+ mova m0, [rsp+65*mmsize]
+ mova m1, [rsp+64*mmsize]
+ mova m2, [pd_32]
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, m1, m2, 6
+
+%if ARCH_X86_64
+ DEFINE_ARGS dstbak, stride, block, cnt, ptr, stride3, dst
+%else
+ mov dstq, dstm
+%endif
+ UNSCRATCH 0, 8, rsp+67*mmsize
+ UNSCRATCH 4, 9, rsp+68*mmsize
+ UNSCRATCH 5, 10, rsp+69*mmsize
+ UNSCRATCH 3, 11, rsp+70*mmsize
+ ROUND_AND_STORE_4x4 0, 4, 5, 3, m7, m1, m2, 6
+%if ARCH_X86_64
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea dstq, [dstbakq+stride3q*4]
+%else
+ lea dstq, [dstq+stride3q*4]
+%endif
+ UNSCRATCH 4, 12, rsp+71*mmsize
+ UNSCRATCH 5, 13, rsp+72*mmsize
+ UNSCRATCH 6, 14, rsp+73*mmsize
+ UNSCRATCH 0, 15, rsp+74*mmsize
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, m1, m2, 6
+
+ add ptrq, mmsize
+%if ARCH_X86_64
+ add dstbakq, 8
+ mov dstq, dstbakq
+%else
+ add dword dstm, 8
+ mov dstq, dstm
+%endif
+ dec cntd
+ jg .loop_2
+
+ ; m7 is still zero
+ ZERO_BLOCK blockq-4*mmsize, 64, 16, m7
+ RET
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_16x16_add_12, 4, 6 + ARCH_X86_64, 16, \
+ 67 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_4095]
+ cmp eobd, 1
+ jg mangle(private_prefix %+ _ %+ vp9_idct_idct_16x16_add_10 %+ SUFFIX).idctfull
+
+ ; dc-only - unfortunately, this one can overflow, since coefs are 19+sign
+ ; bpp, and 19+14+sign does not fit in 32bit, so we do 2-stage multiplies
+ DEFINE_ARGS dst, stride, block, coef, coefl
+ pxor m2, m2
+ DC_ONLY_64BIT 6, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 8
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0, dstq, mmsize
+ STORE_2x8 3, 4, 1, m2, m0, dstq+strideq, mmsize
+ lea dstq, [dstq+strideq*2]
+ dec cntd
+ jg .loop_dc
+ RET
+
+; r65-69 are available for spills
+; r70-77 are available on x86-32 only (x86-64 should use m8-15)
+; output should be in m8-11|r70-73, m0-6,r65 and m12-15|r74-77
+%macro IADST16_1D 1 ; src
+ mova m0, [%1+ 0*4*mmsize] ; in0
+ mova m1, [%1+ 7*4*mmsize] ; in7
+ mova m2, [%1+ 8*4*mmsize] ; in8
+ mova m3, [%1+15*4*mmsize] ; in15
+ SUMSUB_MUL_D 3, 0, 4, 5, 16364, 804 ; m3/4=t0, m0/5=t1
+ SUMSUB_MUL_D 1, 2, 6, 7, 11003, 12140 ; m1/6=t8, m2/7=t9
+ SCRATCH 0, 8, rsp+70*mmsize
+ SUMSUB_PACK_D 1, 3, 6, 4, 0 ; m1=t0a, m3=t8a
+ UNSCRATCH 0, 8, rsp+70*mmsize
+ SUMSUB_PACK_D 2, 0, 7, 5, 4 ; m2=t1a, m0=t9a
+ mova [rsp+67*mmsize], m1
+ SCRATCH 2, 9, rsp+71*mmsize
+ SCRATCH 3, 12, rsp+74*mmsize
+ SCRATCH 0, 13, rsp+75*mmsize
+
+ mova m0, [%1+ 3*4*mmsize] ; in3
+ mova m1, [%1+ 4*4*mmsize] ; in4
+ mova m2, [%1+11*4*mmsize] ; in11
+ mova m3, [%1+12*4*mmsize] ; in12
+ SUMSUB_MUL_D 2, 1, 4, 5, 14811, 7005 ; m2/4=t4, m1/5=t5
+ SUMSUB_MUL_D 0, 3, 6, 7, 5520, 15426 ; m0/6=t12, m3/7=t13
+ SCRATCH 1, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 0, 2, 6, 4, 1 ; m0=t4a, m2=t12a
+ UNSCRATCH 1, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 3, 1, 7, 5, 4 ; m3=t5a, m1=t13a
+ SCRATCH 0, 15, rsp+77*mmsize
+ SCRATCH 3, 11, rsp+73*mmsize
+
+ UNSCRATCH 0, 12, rsp+74*mmsize ; t8a
+ UNSCRATCH 3, 13, rsp+75*mmsize ; t9a
+ SUMSUB_MUL_D 0, 3, 4, 5, 16069, 3196 ; m0/4=t8, m3/5=t9
+ SUMSUB_MUL_D 1, 2, 6, 7, 3196, 16069 ; m1/6=t13, m2/7=t12
+ SCRATCH 1, 12, rsp+74*mmsize
+ SUMSUB_PACK_D 2, 0, 7, 4, 1 ; m2=t8a, m0=t12a
+ UNSCRATCH 1, 12, rsp+74*mmsize
+ SUMSUB_PACK_D 1, 3, 6, 5, 4 ; m1=t9a, m3=t13a
+ mova [rsp+65*mmsize], m2
+ mova [rsp+66*mmsize], m1
+ SCRATCH 0, 8, rsp+70*mmsize
+ SCRATCH 3, 12, rsp+74*mmsize
+
+ mova m0, [%1+ 2*4*mmsize] ; in2
+ mova m1, [%1+ 5*4*mmsize] ; in5
+ mova m2, [%1+10*4*mmsize] ; in10
+ mova m3, [%1+13*4*mmsize] ; in13
+ SUMSUB_MUL_D 3, 0, 4, 5, 15893, 3981 ; m3/4=t2, m0/5=t3
+ SUMSUB_MUL_D 1, 2, 6, 7, 8423, 14053 ; m1/6=t10, m2/7=t11
+ SCRATCH 0, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 1, 3, 6, 4, 0 ; m1=t2a, m3=t10a
+ UNSCRATCH 0, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 2, 0, 7, 5, 4 ; m2=t3a, m0=t11a
+ mova [rsp+68*mmsize], m1
+ mova [rsp+69*mmsize], m2
+ SCRATCH 3, 13, rsp+75*mmsize
+ SCRATCH 0, 14, rsp+76*mmsize
+
+ mova m0, [%1+ 1*4*mmsize] ; in1
+ mova m1, [%1+ 6*4*mmsize] ; in6
+ mova m2, [%1+ 9*4*mmsize] ; in9
+ mova m3, [%1+14*4*mmsize] ; in14
+ SUMSUB_MUL_D 2, 1, 4, 5, 13160, 9760 ; m2/4=t6, m1/5=t7
+ SUMSUB_MUL_D 0, 3, 6, 7, 2404, 16207 ; m0/6=t14, m3/7=t15
+ SCRATCH 1, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 0, 2, 6, 4, 1 ; m0=t6a, m2=t14a
+ UNSCRATCH 1, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 3, 1, 7, 5, 4 ; m3=t7a, m1=t15a
+
+ UNSCRATCH 4, 13, rsp+75*mmsize ; t10a
+ UNSCRATCH 5, 14, rsp+76*mmsize ; t11a
+ SCRATCH 0, 13, rsp+75*mmsize
+ SCRATCH 3, 14, rsp+76*mmsize
+ SUMSUB_MUL_D 4, 5, 6, 7, 9102, 13623 ; m4/6=t10, m5/7=t11
+ SUMSUB_MUL_D 1, 2, 0, 3, 13623, 9102 ; m1/0=t15, m2/3=t14
+ SCRATCH 0, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 2, 4, 3, 6, 0 ; m2=t10a, m4=t14a
+ UNSCRATCH 0, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 1, 5, 0, 7, 6 ; m1=t11a, m5=t15a
+
+ UNSCRATCH 0, 8, rsp+70*mmsize ; t12a
+ UNSCRATCH 3, 12, rsp+74*mmsize ; t13a
+ SCRATCH 2, 8, rsp+70*mmsize
+ SCRATCH 1, 12, rsp+74*mmsize
+ SUMSUB_MUL_D 0, 3, 1, 2, 15137, 6270 ; m0/1=t12, m3/2=t13
+ SUMSUB_MUL_D 5, 4, 7, 6, 6270, 15137 ; m5/7=t15, m4/6=t14
+ SCRATCH 2, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 4, 0, 6, 1, 2 ; m4=out2, m0=t14a
+ UNSCRATCH 2, 10, rsp+72*mmsize
+ SUMSUB_PACK_D 5, 3, 7, 2, 1 ; m5=-out13, m3=t15a
+ NEGD m5 ; m5=out13
+
+ UNSCRATCH 1, 9, rsp+71*mmsize ; t1a
+ mova m2, [rsp+68*mmsize] ; t2a
+ UNSCRATCH 6, 13, rsp+75*mmsize ; t6a
+ UNSCRATCH 7, 14, rsp+76*mmsize ; t7a
+ SCRATCH 4, 10, rsp+72*mmsize
+ SCRATCH 5, 13, rsp+75*mmsize
+ UNSCRATCH 4, 15, rsp+77*mmsize ; t4a
+ UNSCRATCH 5, 11, rsp+73*mmsize ; t5a
+ SCRATCH 0, 14, rsp+76*mmsize
+ SCRATCH 3, 15, rsp+77*mmsize
+ mova m0, [rsp+67*mmsize] ; t0a
+ SUMSUB_BA d, 4, 0, 3 ; m4=t0, m0=t4
+ SUMSUB_BA d, 5, 1, 3 ; m5=t1, m1=t5
+ SUMSUB_BA d, 6, 2, 3 ; m6=t2, m2=t6
+ SCRATCH 4, 9, rsp+71*mmsize
+ mova m3, [rsp+69*mmsize] ; t3a
+ SUMSUB_BA d, 7, 3, 4 ; m7=t3, m3=t7
+
+ mova [rsp+67*mmsize], m5
+ mova [rsp+68*mmsize], m6
+ mova [rsp+69*mmsize], m7
+ SUMSUB_MUL_D 0, 1, 4, 5, 15137, 6270 ; m0/4=t4a, m1/5=t5a
+ SUMSUB_MUL_D 3, 2, 7, 6, 6270, 15137 ; m3/7=t7a, m2/6=t6a
+ SCRATCH 1, 11, rsp+73*mmsize
+ SUMSUB_PACK_D 2, 0, 6, 4, 1 ; m2=-out3, m0=t6
+ NEGD m2 ; m2=out3
+ UNSCRATCH 1, 11, rsp+73*mmsize
+ SUMSUB_PACK_D 3, 1, 7, 5, 4 ; m3=out12, m1=t7
+ SCRATCH 2, 11, rsp+73*mmsize
+ UNSCRATCH 2, 12, rsp+74*mmsize ; t11a
+ SCRATCH 3, 12, rsp+74*mmsize
+
+ UNSCRATCH 3, 8, rsp+70*mmsize ; t10a
+ mova m4, [rsp+65*mmsize] ; t8a
+ mova m5, [rsp+66*mmsize] ; t9a
+ SUMSUB_BA d, 3, 4, 6 ; m3=-out1, m4=t10
+ NEGD m3 ; m3=out1
+ SUMSUB_BA d, 2, 5, 6 ; m2=out14, m5=t11
+ UNSCRATCH 6, 9, rsp+71*mmsize ; t0
+ UNSCRATCH 7, 14, rsp+76*mmsize ; t14a
+ SCRATCH 3, 9, rsp+71*mmsize
+ SCRATCH 2, 14, rsp+76*mmsize
+
+ SUMSUB_MUL 1, 0, 2, 3, 11585, 11585 ; m1=out4, m0=out11
+ mova [rsp+65*mmsize], m0
+ SUMSUB_MUL 5, 4, 2, 3, 11585, 11585 ; m5=out6, m4=out9
+ UNSCRATCH 0, 15, rsp+77*mmsize ; t15a
+ SUMSUB_MUL 7, 0, 2, 3, 11585, m11585 ; m7=out10, m0=out5
+
+ mova m2, [rsp+68*mmsize] ; t2
+ SUMSUB_BA d, 2, 6, 3 ; m2=out0, m6=t2a
+ SCRATCH 2, 8, rsp+70*mmsize
+ mova m2, [rsp+67*mmsize] ; t1
+ mova m3, [rsp+69*mmsize] ; t3
+ mova [rsp+67*mmsize], m7
+ SUMSUB_BA d, 3, 2, 7 ; m3=-out15, m2=t3a
+ NEGD m3 ; m3=out15
+ SCRATCH 3, 15, rsp+77*mmsize
+ SUMSUB_MUL 6, 2, 7, 3, 11585, m11585 ; m6=out8, m2=out7
+ mova m7, [rsp+67*mmsize]
+
+ SWAP 0, 1
+ SWAP 2, 5, 4, 6, 7, 3
+%endmacro
+
+%macro IADST16_FN 7
+cglobal vp9_%1_%4_16x16_add_10, 4, 6 + ARCH_X86_64, 16, \
+ 70 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_1023]
+
+.body:
+ mova [rsp+64*mmsize], m0
+ DEFINE_ARGS dst, stride, block, cnt, ptr, skip, dstbak
+%if ARCH_X86_64
+ mov dstbakq, dstq
+ movsxd cntq, cntd
+%endif
+%ifdef PIC
+ lea ptrq, [%7_16x16]
+ movzx cntd, byte [ptrq+cntq-1]
+%else
+ movzx cntd, byte [%7_16x16+cntq-1]
+%endif
+ mov skipd, 4
+ sub skipd, cntd
+ mov ptrq, rsp
+.loop_1:
+ %2_1D blockq
+
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 1*mmsize], m0
+ mova [ptrq+ 5*mmsize], m1
+ mova [ptrq+ 9*mmsize], m2
+ mova [ptrq+13*mmsize], m3
+ mova m7, [rsp+65*mmsize]
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 2*mmsize], m4
+ mova [ptrq+ 6*mmsize], m5
+ mova [ptrq+10*mmsize], m6
+ mova [ptrq+14*mmsize], m7
+ UNSCRATCH 0, 8, rsp+(%3+0)*mmsize
+ UNSCRATCH 1, 9, rsp+(%3+1)*mmsize
+ UNSCRATCH 2, 10, rsp+(%3+2)*mmsize
+ UNSCRATCH 3, 11, rsp+(%3+3)*mmsize
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 0*mmsize], m0
+ mova [ptrq+ 4*mmsize], m1
+ mova [ptrq+ 8*mmsize], m2
+ mova [ptrq+12*mmsize], m3
+ UNSCRATCH 4, 12, rsp+(%3+4)*mmsize
+ UNSCRATCH 5, 13, rsp+(%3+5)*mmsize
+ UNSCRATCH 6, 14, rsp+(%3+6)*mmsize
+ UNSCRATCH 7, 15, rsp+(%3+7)*mmsize
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 3*mmsize], m4
+ mova [ptrq+ 7*mmsize], m5
+ mova [ptrq+11*mmsize], m6
+ mova [ptrq+15*mmsize], m7
+ add ptrq, 16 * mmsize
+ add blockq, mmsize
+ dec cntd
+ jg .loop_1
+
+ ; zero-pad the remainder (skipped cols)
+ test skipd, skipd
+ jz .end
+ add skipd, skipd
+ lea blockq, [blockq+skipq*(mmsize/2)]
+ pxor m0, m0
+.loop_z:
+ mova [ptrq+mmsize*0], m0
+ mova [ptrq+mmsize*1], m0
+ mova [ptrq+mmsize*2], m0
+ mova [ptrq+mmsize*3], m0
+ mova [ptrq+mmsize*4], m0
+ mova [ptrq+mmsize*5], m0
+ mova [ptrq+mmsize*6], m0
+ mova [ptrq+mmsize*7], m0
+ add ptrq, 8 * mmsize
+ dec skipd
+ jg .loop_z
+.end:
+
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea stride3q, [strideq*3]
+ mov cntd, 4
+ mov ptrq, rsp
+.loop_2:
+ %5_1D ptrq
+
+ pxor m7, m7
+ lea dstq, [dstq+strideq*4]
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m7, [rsp+64*mmsize], [pd_32], 6
+ lea dstq, [dstq+strideq*4]
+ mova m0, [rsp+65*mmsize]
+ mova m1, [rsp+64*mmsize]
+ mova m2, [pd_32]
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, m1, m2, 6
+
+%if ARCH_X86_64
+ DEFINE_ARGS dstbak, stride, block, cnt, ptr, stride3, dst
+%else
+ mov dstq, dstm
+%endif
+ UNSCRATCH 0, 8, rsp+(%6+0)*mmsize
+ UNSCRATCH 4, 9, rsp+(%6+1)*mmsize
+ UNSCRATCH 5, 10, rsp+(%6+2)*mmsize
+ UNSCRATCH 3, 11, rsp+(%6+3)*mmsize
+ ROUND_AND_STORE_4x4 0, 4, 5, 3, m7, m1, m2, 6
+%if ARCH_X86_64
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea dstq, [dstbakq+stride3q*4]
+%else
+ lea dstq, [dstq+stride3q*4]
+%endif
+ UNSCRATCH 4, 12, rsp+(%6+4)*mmsize
+ UNSCRATCH 5, 13, rsp+(%6+5)*mmsize
+ UNSCRATCH 6, 14, rsp+(%6+6)*mmsize
+ UNSCRATCH 0, 15, rsp+(%6+7)*mmsize
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, m1, m2, 6
+
+ add ptrq, mmsize
+%if ARCH_X86_64
+ add dstbakq, 8
+ mov dstq, dstbakq
+%else
+ add dword dstm, 8
+ mov dstq, dstm
+%endif
+ dec cntd
+ jg .loop_2
+
+ ; m7 is still zero
+ ZERO_BLOCK blockq-4*mmsize, 64, 16, m7
+ RET
+
+cglobal vp9_%1_%4_16x16_add_12, 4, 6 + ARCH_X86_64, 16, \
+ 70 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_4095]
+ jmp mangle(private_prefix %+ _ %+ vp9_%1_%4_16x16_add_10 %+ SUFFIX).body
+%endmacro
+
+INIT_XMM sse2
+IADST16_FN idct, IDCT16, 67, iadst, IADST16, 70, row
+IADST16_FN iadst, IADST16, 70, idct, IDCT16, 67, col
+IADST16_FN iadst, IADST16, 70, iadst, IADST16, 70, default
+
+%macro IDCT32_1D 2-3 8 * mmsize; pass[1/2], src, src_stride
+ IDCT16_1D %2, 2 * %3, 272, 257
+%if ARCH_X86_64
+ mova [rsp+257*mmsize], m8
+ mova [rsp+258*mmsize], m9
+ mova [rsp+259*mmsize], m10
+ mova [rsp+260*mmsize], m11
+ mova [rsp+261*mmsize], m12
+ mova [rsp+262*mmsize], m13
+ mova [rsp+263*mmsize], m14
+ mova [rsp+264*mmsize], m15
+%endif
+ mova [rsp+265*mmsize], m0
+ mova [rsp+266*mmsize], m1
+ mova [rsp+267*mmsize], m2
+ mova [rsp+268*mmsize], m3
+ mova [rsp+269*mmsize], m4
+ mova [rsp+270*mmsize], m5
+ mova [rsp+271*mmsize], m6
+
+ ; r257-260: t0-3
+ ; r265-272: t4/5a/6a/7/8/9a/10/11a
+ ; r261-264: t12a/13/14a/15
+ ; r273-274 is free as scratch space, and 275-282 mirrors m8-15 on 32bit
+
+ mova m0, [%2+ 1*%3] ; in1
+ mova m1, [%2+15*%3] ; in15
+ mova m2, [%2+17*%3] ; in17
+ mova m3, [%2+31*%3] ; in31
+ SUMSUB_MUL 0, 3, 4, 5, 16364, 804 ; m0=t31a, m3=t16a
+ SUMSUB_MUL 2, 1, 4, 5, 11003, 12140 ; m2=t30a, m1=t17a
+ SUMSUB_BA d, 1, 3, 4 ; m1=t16, m3=t17
+ SUMSUB_BA d, 2, 0, 4 ; m2=t31, m0=t30
+ SUMSUB_MUL 0, 3, 4, 5, 16069, 3196 ; m0=t30a, m3=t17a
+ SCRATCH 0, 8, rsp+275*mmsize
+ SCRATCH 2, 9, rsp+276*mmsize
+
+ ; end of stage 1-3 first quart
+
+ mova m0, [%2+ 7*%3] ; in7
+ mova m2, [%2+ 9*%3] ; in9
+ mova m4, [%2+23*%3] ; in23
+ mova m5, [%2+25*%3] ; in25
+ SUMSUB_MUL 2, 4, 6, 7, 14811, 7005 ; m2=t29a, m4=t18a
+ SUMSUB_MUL 5, 0, 6, 7, 5520, 15426 ; m5=t28a, m0=t19a
+ SUMSUB_BA d, 4, 0, 6 ; m4=t19, m0=t18
+ SUMSUB_BA d, 2, 5, 6 ; m2=t28, m5=t29
+ SUMSUB_MUL 5, 0, 6, 7, 3196, m16069 ; m5=t29a, m0=t18a
+
+ ; end of stage 1-3 second quart
+
+ SUMSUB_BA d, 4, 1, 6 ; m4=t16a, m1=t19a
+ SUMSUB_BA d, 0, 3, 6 ; m0=t17, m3=t18
+ UNSCRATCH 6, 8, rsp+275*mmsize ; t30a
+ UNSCRATCH 7, 9, rsp+276*mmsize ; t31
+ mova [rsp+273*mmsize], m4
+ mova [rsp+274*mmsize], m0
+ SUMSUB_BA d, 2, 7, 0 ; m2=t31a, m7=t28a
+ SUMSUB_BA d, 5, 6, 0 ; m5=t30, m6=t29
+ SUMSUB_MUL 6, 3, 0, 4, 15137, 6270 ; m6=t29a, m3=t18a
+ SUMSUB_MUL 7, 1, 0, 4, 15137, 6270 ; m7=t28, m1=t19
+ SCRATCH 3, 10, rsp+277*mmsize
+ SCRATCH 1, 11, rsp+278*mmsize
+ SCRATCH 7, 12, rsp+279*mmsize
+ SCRATCH 6, 13, rsp+280*mmsize
+ SCRATCH 5, 14, rsp+281*mmsize
+ SCRATCH 2, 15, rsp+282*mmsize
+
+ ; end of stage 4-5 first half
+
+ mova m0, [%2+ 5*%3] ; in5
+ mova m1, [%2+11*%3] ; in11
+ mova m2, [%2+21*%3] ; in21
+ mova m3, [%2+27*%3] ; in27
+ SUMSUB_MUL 0, 3, 4, 5, 15893, 3981 ; m0=t27a, m3=t20a
+ SUMSUB_MUL 2, 1, 4, 5, 8423, 14053 ; m2=t26a, m1=t21a
+ SUMSUB_BA d, 1, 3, 4 ; m1=t20, m3=t21
+ SUMSUB_BA d, 2, 0, 4 ; m2=t27, m0=t26
+ SUMSUB_MUL 0, 3, 4, 5, 9102, 13623 ; m0=t26a, m3=t21a
+ SCRATCH 0, 8, rsp+275*mmsize
+ SCRATCH 2, 9, rsp+276*mmsize
+
+ ; end of stage 1-3 third quart
+
+ mova m0, [%2+ 3*%3] ; in3
+ mova m2, [%2+13*%3] ; in13
+ mova m4, [%2+19*%3] ; in19
+ mova m5, [%2+29*%3] ; in29
+ SUMSUB_MUL 2, 4, 6, 7, 13160, 9760 ; m2=t25a, m4=t22a
+ SUMSUB_MUL 5, 0, 6, 7, 2404, 16207 ; m5=t24a, m0=t23a
+ SUMSUB_BA d, 4, 0, 6 ; m4=t23, m0=t22
+ SUMSUB_BA d, 2, 5, 6 ; m2=t24, m5=t25
+ SUMSUB_MUL 5, 0, 6, 7, 13623, m9102 ; m5=t25a, m0=t22a
+
+ ; end of stage 1-3 fourth quart
+
+ SUMSUB_BA d, 1, 4, 6 ; m1=t23a, m4=t20a
+ SUMSUB_BA d, 3, 0, 6 ; m3=t22, m0=t21
+ UNSCRATCH 6, 8, rsp+275*mmsize ; t26a
+ UNSCRATCH 7, 9, rsp+276*mmsize ; t27
+ SCRATCH 3, 8, rsp+275*mmsize
+ SCRATCH 1, 9, rsp+276*mmsize
+ SUMSUB_BA d, 7, 2, 1 ; m7=t24a, m2=t27a
+ SUMSUB_BA d, 6, 5, 1 ; m6=t25, m5=t26
+ SUMSUB_MUL 2, 4, 1, 3, 6270, m15137 ; m2=t27, m4=t20
+ SUMSUB_MUL 5, 0, 1, 3, 6270, m15137 ; m5=t26a, m0=t21a
+
+ ; end of stage 4-5 second half
+
+ UNSCRATCH 1, 12, rsp+279*mmsize ; t28
+ UNSCRATCH 3, 13, rsp+280*mmsize ; t29a
+ SCRATCH 4, 12, rsp+279*mmsize
+ SCRATCH 0, 13, rsp+280*mmsize
+ SUMSUB_BA d, 5, 3, 0 ; m5=t29, m3=t26
+ SUMSUB_BA d, 2, 1, 0 ; m2=t28a, m1=t27a
+ UNSCRATCH 0, 14, rsp+281*mmsize ; t30
+ UNSCRATCH 4, 15, rsp+282*mmsize ; t31a
+ SCRATCH 2, 14, rsp+281*mmsize
+ SCRATCH 5, 15, rsp+282*mmsize
+ SUMSUB_BA d, 6, 0, 2 ; m6=t30a, m0=t25a
+ SUMSUB_BA d, 7, 4, 2 ; m7=t31, m4=t24
+
+ mova m2, [rsp+273*mmsize] ; t16a
+ mova m5, [rsp+274*mmsize] ; t17
+ mova [rsp+273*mmsize], m6
+ mova [rsp+274*mmsize], m7
+ UNSCRATCH 6, 10, rsp+277*mmsize ; t18a
+ UNSCRATCH 7, 11, rsp+278*mmsize ; t19
+ SCRATCH 4, 10, rsp+277*mmsize
+ SCRATCH 0, 11, rsp+278*mmsize
+ UNSCRATCH 4, 12, rsp+279*mmsize ; t20
+ UNSCRATCH 0, 13, rsp+280*mmsize ; t21a
+ SCRATCH 3, 12, rsp+279*mmsize
+ SCRATCH 1, 13, rsp+280*mmsize
+ SUMSUB_BA d, 0, 6, 1 ; m0=t18, m6=t21
+ SUMSUB_BA d, 4, 7, 1 ; m4=t19a, m7=t20a
+ UNSCRATCH 3, 8, rsp+275*mmsize ; t22
+ UNSCRATCH 1, 9, rsp+276*mmsize ; t23a
+ SCRATCH 0, 8, rsp+275*mmsize
+ SCRATCH 4, 9, rsp+276*mmsize
+ SUMSUB_BA d, 3, 5, 0 ; m3=t17a, m5=t22a
+ SUMSUB_BA d, 1, 2, 0 ; m1=t16, m2=t23
+
+ ; end of stage 6
+
+ UNSCRATCH 0, 10, rsp+277*mmsize ; t24
+ UNSCRATCH 4, 11, rsp+278*mmsize ; t25a
+ SCRATCH 1, 10, rsp+277*mmsize
+ SCRATCH 3, 11, rsp+278*mmsize
+ SUMSUB_MUL 0, 2, 1, 3, 11585, 11585 ; m0=t24a, m2=t23a
+ SUMSUB_MUL 4, 5, 1, 3, 11585, 11585 ; m4=t25, m5=t22
+ UNSCRATCH 1, 12, rsp+279*mmsize ; t26
+ UNSCRATCH 3, 13, rsp+280*mmsize ; t27a
+ SCRATCH 0, 12, rsp+279*mmsize
+ SCRATCH 4, 13, rsp+280*mmsize
+ SUMSUB_MUL 3, 7, 0, 4, 11585, 11585 ; m3=t27, m7=t20
+ SUMSUB_MUL 1, 6, 0, 4, 11585, 11585 ; m1=t26a, m6=t21a
+
+ ; end of stage 7
+
+ mova m0, [rsp+269*mmsize] ; t8
+ mova m4, [rsp+270*mmsize] ; t9a
+ mova [rsp+269*mmsize], m1 ; t26a
+ mova [rsp+270*mmsize], m3 ; t27
+ mova m3, [rsp+271*mmsize] ; t10
+ SUMSUB_BA d, 2, 0, 1 ; m2=out8, m0=out23
+ SUMSUB_BA d, 5, 4, 1 ; m5=out9, m4=out22
+ SUMSUB_BA d, 6, 3, 1 ; m6=out10, m3=out21
+ mova m1, [rsp+272*mmsize] ; t11a
+ mova [rsp+271*mmsize], m0
+ SUMSUB_BA d, 7, 1, 0 ; m7=out11, m1=out20
+
+%if %1 == 1
+ TRANSPOSE4x4D 2, 5, 6, 7, 0
+ mova [ptrq+ 2*mmsize], m2
+ mova [ptrq+10*mmsize], m5
+ mova [ptrq+18*mmsize], m6
+ mova [ptrq+26*mmsize], m7
+%else ; %1 == 2
+ pxor m0, m0
+ lea dstq, [dstq+strideq*8]
+ ROUND_AND_STORE_4x4 2, 5, 6, 7, m0, [rsp+256*mmsize], [pd_32], 6
+%endif
+ mova m2, [rsp+271*mmsize]
+%if %1 == 1
+ TRANSPOSE4x4D 1, 3, 4, 2, 0
+ mova [ptrq+ 5*mmsize], m1
+ mova [ptrq+13*mmsize], m3
+ mova [ptrq+21*mmsize], m4
+ mova [ptrq+29*mmsize], m2
+%else ; %1 == 2
+ lea dstq, [dstq+stride3q*4]
+ ROUND_AND_STORE_4x4 1, 3, 4, 2, m0, [rsp+256*mmsize], [pd_32], 6
+%endif
+
+ ; end of last stage + store for out8-11 and out20-23
+
+ UNSCRATCH 0, 9, rsp+276*mmsize ; t19a
+ UNSCRATCH 1, 8, rsp+275*mmsize ; t18
+ UNSCRATCH 2, 11, rsp+278*mmsize ; t17a
+ UNSCRATCH 3, 10, rsp+277*mmsize ; t16
+ mova m7, [rsp+261*mmsize] ; t12a
+ mova m6, [rsp+262*mmsize] ; t13
+ mova m5, [rsp+263*mmsize] ; t14a
+ SUMSUB_BA d, 0, 7, 4 ; m0=out12, m7=out19
+ SUMSUB_BA d, 1, 6, 4 ; m1=out13, m6=out18
+ SUMSUB_BA d, 2, 5, 4 ; m2=out14, m5=out17
+ mova m4, [rsp+264*mmsize] ; t15
+ SCRATCH 7, 8, rsp+275*mmsize
+ SUMSUB_BA d, 3, 4, 7 ; m3=out15, m4=out16
+
+%if %1 == 1
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 3*mmsize], m0
+ mova [ptrq+11*mmsize], m1
+ mova [ptrq+19*mmsize], m2
+ mova [ptrq+27*mmsize], m3
+%else ; %1 == 2
+%if ARCH_X86_64
+ SWAP 7, 9
+ lea dstq, [dstbakq+stride3q*4]
+%else ; x86-32
+ pxor m7, m7
+ mov dstq, dstm
+ lea dstq, [dstq+stride3q*4]
+%endif
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m7, [rsp+256*mmsize], [pd_32], 6
+%endif
+ UNSCRATCH 0, 8, rsp+275*mmsize ; out19
+%if %1 == 1
+ TRANSPOSE4x4D 4, 5, 6, 0, 7
+ mova [ptrq+ 4*mmsize], m4
+ mova [ptrq+12*mmsize], m5
+ mova [ptrq+20*mmsize], m6
+ mova [ptrq+28*mmsize], m0
+%else ; %1 == 2
+ lea dstq, [dstq+strideq*4]
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, [rsp+256*mmsize], [pd_32], 6
+%endif
+
+ ; end of last stage + store for out12-19
+
+%if ARCH_X86_64
+ SWAP 7, 8
+%endif
+ mova m7, [rsp+257*mmsize] ; t0
+ mova m6, [rsp+258*mmsize] ; t1
+ mova m5, [rsp+259*mmsize] ; t2
+ mova m4, [rsp+260*mmsize] ; t3
+ mova m0, [rsp+274*mmsize] ; t31
+ mova m1, [rsp+273*mmsize] ; t30a
+ UNSCRATCH 2, 15, rsp+282*mmsize ; t29
+ SUMSUB_BA d, 0, 7, 3 ; m0=out0, m7=out31
+ SUMSUB_BA d, 1, 6, 3 ; m1=out1, m6=out30
+ SUMSUB_BA d, 2, 5, 3 ; m2=out2, m5=out29
+ SCRATCH 0, 9, rsp+276*mmsize
+ UNSCRATCH 3, 14, rsp+281*mmsize ; t28a
+ SUMSUB_BA d, 3, 4, 0 ; m3=out3, m4=out28
+
+%if %1 == 1
+ TRANSPOSE4x4D 4, 5, 6, 7, 0
+ mova [ptrq+ 7*mmsize], m4
+ mova [ptrq+15*mmsize], m5
+ mova [ptrq+23*mmsize], m6
+ mova [ptrq+31*mmsize], m7
+%else ; %1 == 2
+%if ARCH_X86_64
+ SWAP 0, 8
+%else ; x86-32
+ pxor m0, m0
+%endif
+ lea dstq, [dstq+stride3q*4]
+ ROUND_AND_STORE_4x4 4, 5, 6, 7, m0, [rsp+256*mmsize], [pd_32], 6
+%endif
+ UNSCRATCH 7, 9, rsp+276*mmsize ; out0
+%if %1 == 1
+ TRANSPOSE4x4D 7, 1, 2, 3, 0
+ mova [ptrq+ 0*mmsize], m7
+ mova [ptrq+ 8*mmsize], m1
+ mova [ptrq+16*mmsize], m2
+ mova [ptrq+24*mmsize], m3
+%else ; %1 == 2
+%if ARCH_X86_64
+ DEFINE_ARGS dstbak, stride, block, cnt, ptr, stride3, dst
+%else ; x86-32
+ mov dstq, dstm
+%endif
+ ROUND_AND_STORE_4x4 7, 1, 2, 3, m0, [rsp+256*mmsize], [pd_32], 6
+%if ARCH_X86_64
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+%endif
+%endif
+
+ ; end of last stage + store for out0-3 and out28-31
+
+%if ARCH_X86_64
+ SWAP 0, 8
+%endif
+ mova m7, [rsp+265*mmsize] ; t4
+ mova m6, [rsp+266*mmsize] ; t5a
+ mova m5, [rsp+267*mmsize] ; t6a
+ mova m4, [rsp+268*mmsize] ; t7
+ mova m0, [rsp+270*mmsize] ; t27
+ mova m1, [rsp+269*mmsize] ; t26a
+ UNSCRATCH 2, 13, rsp+280*mmsize ; t25
+ SUMSUB_BA d, 0, 7, 3 ; m0=out4, m7=out27
+ SUMSUB_BA d, 1, 6, 3 ; m1=out5, m6=out26
+ SUMSUB_BA d, 2, 5, 3 ; m2=out6, m5=out25
+ UNSCRATCH 3, 12, rsp+279*mmsize ; t24a
+ SCRATCH 7, 9, rsp+276*mmsize
+ SUMSUB_BA d, 3, 4, 7 ; m3=out7, m4=out24
+
+%if %1 == 1
+ TRANSPOSE4x4D 0, 1, 2, 3, 7
+ mova [ptrq+ 1*mmsize], m0
+ mova [ptrq+ 9*mmsize], m1
+ mova [ptrq+17*mmsize], m2
+ mova [ptrq+25*mmsize], m3
+%else ; %1 == 2
+%if ARCH_X86_64
+ SWAP 7, 8
+ lea dstq, [dstbakq+strideq*4]
+%else ; x86-32
+ pxor m7, m7
+ lea dstq, [dstq+strideq*4]
+%endif
+ ROUND_AND_STORE_4x4 0, 1, 2, 3, m7, [rsp+256*mmsize], [pd_32], 6
+%endif
+ UNSCRATCH 0, 9, rsp+276*mmsize ; out27
+%if %1 == 1
+ TRANSPOSE4x4D 4, 5, 6, 0, 7
+ mova [ptrq+ 6*mmsize], m4
+ mova [ptrq+14*mmsize], m5
+ mova [ptrq+22*mmsize], m6
+ mova [ptrq+30*mmsize], m0
+%else ; %1 == 2
+%if ARCH_X86_64
+ lea dstq, [dstbakq+stride3q*8]
+%else
+ mov dstq, dstm
+ lea dstq, [dstq+stride3q*8]
+%endif
+ ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, [rsp+256*mmsize], [pd_32], 6
+%endif
+
+ ; end of last stage + store for out4-7 and out24-27
+%endmacro
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_32x32_add_10, 4, 6 + ARCH_X86_64, 16, \
+ 275 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_1023]
+ cmp eobd, 1
+ jg .idctfull
+
+ ; dc-only - the 10bit version can be done entirely in 32bit, since the max
+ ; coef values are 17+sign bit, and the coef is 14bit, so 31+sign easily
+ ; fits in 32bit
+ DEFINE_ARGS dst, stride, block, coef
+ pxor m2, m2
+ DC_ONLY 6, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 32
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0, dstq, mmsize
+ STORE_2x8 3, 4, 1, m2, m0, dstq+mmsize*2, mmsize
+ add dstq, strideq
+ dec cntd
+ jg .loop_dc
+ RET
+
+.idctfull:
+ mova [rsp+256*mmsize], m0
+ DEFINE_ARGS dst, stride, block, cnt, ptr, skip, dstbak
+%if ARCH_X86_64
+ mov dstbakq, dstq
+ movsxd cntq, cntd
+%endif
+%ifdef PIC
+ lea ptrq, [default_32x32]
+ movzx cntd, byte [ptrq+cntq-1]
+%else
+ movzx cntd, byte [default_32x32+cntq-1]
+%endif
+ mov skipd, 8
+ sub skipd, cntd
+ mov ptrq, rsp
+.loop_1:
+ IDCT32_1D 1, blockq
+
+ add ptrq, 32 * mmsize
+ add blockq, mmsize
+ dec cntd
+ jg .loop_1
+
+ ; zero-pad the remainder (skipped cols)
+ test skipd, skipd
+ jz .end
+ shl skipd, 2
+ lea blockq, [blockq+skipq*(mmsize/4)]
+ pxor m0, m0
+.loop_z:
+ mova [ptrq+mmsize*0], m0
+ mova [ptrq+mmsize*1], m0
+ mova [ptrq+mmsize*2], m0
+ mova [ptrq+mmsize*3], m0
+ mova [ptrq+mmsize*4], m0
+ mova [ptrq+mmsize*5], m0
+ mova [ptrq+mmsize*6], m0
+ mova [ptrq+mmsize*7], m0
+ add ptrq, 8 * mmsize
+ dec skipd
+ jg .loop_z
+.end:
+
+ DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
+ lea stride3q, [strideq*3]
+ mov cntd, 8
+ mov ptrq, rsp
+.loop_2:
+ IDCT32_1D 2, ptrq
+
+ add ptrq, mmsize
+%if ARCH_X86_64
+ add dstbakq, 8
+ mov dstq, dstbakq
+%else
+ add dword dstm, 8
+ mov dstq, dstm
+%endif
+ dec cntd
+ jg .loop_2
+
+ ; m7 is still zero
+ ZERO_BLOCK blockq-8*mmsize, 128, 32, m7
+ RET
+
+INIT_XMM sse2
+cglobal vp9_idct_idct_32x32_add_12, 4, 6 + ARCH_X86_64, 16, \
+ 275 * mmsize + ARCH_X86_32 * 8 * mmsize, \
+ dst, stride, block, eob
+ mova m0, [pw_4095]
+ cmp eobd, 1
+ jg mangle(private_prefix %+ _ %+ vp9_idct_idct_32x32_add_10 %+ SUFFIX).idctfull
+
+ ; dc-only - unfortunately, this one can overflow, since coefs are 19+sign
+ ; bpp, and 19+14+sign does not fit in 32bit, so we do 2-stage multiplies
+ DEFINE_ARGS dst, stride, block, coef, coefl
+ pxor m2, m2
+ DC_ONLY_64BIT 6, m2
+ movd m1, coefd
+ pshuflw m1, m1, q0000
+ punpcklqdq m1, m1
+ DEFINE_ARGS dst, stride, cnt
+ mov cntd, 32
+.loop_dc:
+ STORE_2x8 3, 4, 1, m2, m0, dstq, mmsize
+ STORE_2x8 3, 4, 1, m2, m0, dstq+mmsize*2, mmsize
+ add dstq, strideq
+ dec cntd
+ jg .loop_dc
+ RET
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 04:12:24 +0000