;*****************************************************************************
;* pixel-32.asm: x86_32 pixel metrics
;*****************************************************************************
;* Copyright (C) 2003-2016 x264 project
;*
;* Authors: Loren Merritt <lorenm@u.washington.edu>
;* Laurent Aimar <fenrir@via.ecp.fr>
;*
;* This program is free software; you can redistribute it and/or modify
;* it under the terms of the GNU General Public License as published by
;* the Free Software Foundation; either version 2 of the License, or
;* (at your option) any later version.
;*
;* This program 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 General Public License for more details.
;*
;* You should have received a copy of the GNU General Public License
;* along with this program; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
;*
;* This program is also available under a commercial proprietary license.
;* For more information, contact us at licensing@x264.com.
;*****************************************************************************
%include "x86inc.asm"
%include "x86util.asm"
cextern pw_ppmmppmm
cextern pw_pmpmpmpm
SECTION .text
INIT_MMX mmx2
%macro LOAD_DIFF_4x8P 1 ; dx
LOAD_DIFF m0, m7, none, [r0+%1], [r2+%1]
LOAD_DIFF m1, m6, none, [r0+%1+r1], [r2+%1+r3]
LOAD_DIFF m2, m7, none, [r0+%1+r1*2], [r2+%1+r3*2]
LOAD_DIFF m3, m6, none, [r0+%1+r4], [r2+%1+r5]
lea r0, [r0+4*r1]
lea r2, [r2+4*r3]
LOAD_DIFF m4, m7, none, [r0+%1], [r2+%1]
LOAD_DIFF m5, m6, none, [r0+%1+r1], [r2+%1+r3]
LOAD_DIFF m6, m7, none, [r0+%1+r1*2], [r2+%1+r3*2]
movq [spill], m5
LOAD_DIFF m7, m5, none, [r0+%1+r4], [r2+%1+r5]
movq m5, [spill]
%endmacro
%macro SUM4x8_MM 0
movq [spill], m6
movq [spill+8], m7
ABSW2 m0, m1, m0, m1, m6, m7
ABSW2 m2, m3, m2, m3, m6, m7
paddw m0, m2
paddw m1, m3
movq m6, [spill]
movq m7, [spill+8]
ABSW2 m4, m5, m4, m5, m2, m3
ABSW2 m6, m7, m6, m7, m2, m3
paddw m4, m6
paddw m5, m7
paddw m0, m4
paddw m1, m5
paddw m0, m1
%endmacro
;-----------------------------------------------------------------------------
; int pixel_sa8d_8x8( uint8_t *, intptr_t, uint8_t *, intptr_t )
;-----------------------------------------------------------------------------
cglobal pixel_sa8d_8x8_internal
push r0
push r2
sub esp, 0x74
%define args esp+0x74
%define spill esp+0x60 ; +16
%define trans esp+0 ; +96
LOAD_DIFF_4x8P 0
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movq [spill], m1
TRANSPOSE4x4W 4, 5, 6, 7, 1
movq [trans+0x00], m4
movq [trans+0x08], m5
movq [trans+0x10], m6
movq [trans+0x18], m7
movq m1, [spill]
TRANSPOSE4x4W 0, 1, 2, 3, 4
movq [trans+0x20], m0
movq [trans+0x28], m1
movq [trans+0x30], m2
movq [trans+0x38], m3
mov r0, [args+4]
mov r2, [args]
LOAD_DIFF_4x8P 4
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movq [spill], m7
TRANSPOSE4x4W 0, 1, 2, 3, 7
movq [trans+0x40], m0
movq [trans+0x48], m1
movq [trans+0x50], m2
movq [trans+0x58], m3
movq m7, [spill]
TRANSPOSE4x4W 4, 5, 6, 7, 1
movq m0, [trans+0x00]
movq m1, [trans+0x08]
movq m2, [trans+0x10]
movq m3, [trans+0x18]
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
SUM4x8_MM
movq [trans], m0
movq m0, [trans+0x20]
movq m1, [trans+0x28]
movq m2, [trans+0x30]
movq m3, [trans+0x38]
movq m4, [trans+0x40]
movq m5, [trans+0x48]
movq m6, [trans+0x50]
movq m7, [trans+0x58]
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
SUM4x8_MM
pavgw m0, [trans]
add esp, 0x7c
ret
%undef args
%undef spill
%undef trans
%macro SUM_MM_X3 8 ; 3x sum, 4x tmp, op
pxor %7, %7
pshufw %4, %1, q1032
pshufw %5, %2, q1032
pshufw %6, %3, q1032
paddusw %1, %4
paddusw %2, %5
paddusw %3, %6
punpcklwd %1, %7
punpcklwd %2, %7
punpcklwd %3, %7
pshufw %4, %1, q1032
pshufw %5, %2, q1032
pshufw %6, %3, q1032
%8 %1, %4
%8 %2, %5
%8 %3, %6
%endmacro
%macro LOAD_4x8P 1 ; dx
pxor m7, m7
movd m6, [r0+%1+7*FENC_STRIDE]
movd m0, [r0+%1+0*FENC_STRIDE]
movd m1, [r0+%1+1*FENC_STRIDE]
movd m2, [r0+%1+2*FENC_STRIDE]
movd m3, [r0+%1+3*FENC_STRIDE]
movd m4, [r0+%1+4*FENC_STRIDE]
movd m5, [r0+%1+5*FENC_STRIDE]
punpcklbw m6, m7
punpcklbw m0, m7
punpcklbw m1, m7
movq [spill], m6
punpcklbw m2, m7
punpcklbw m3, m7
movd m6, [r0+%1+6*FENC_STRIDE]
punpcklbw m4, m7
punpcklbw m5, m7
punpcklbw m6, m7
movq m7, [spill]
%endmacro
%macro HSUMSUB2 4
pshufw m4, %1, %3
pshufw m5, %2, %3
pmullw %1, %4
pmullw m5, %4
paddw %1, m4
paddw %2, m5
%endmacro
;-----------------------------------------------------------------------------
; void intra_sa8d_x3_8x8( uint8_t *fenc, uint8_t edge[36], int *res )
;-----------------------------------------------------------------------------
cglobal intra_sa8d_x3_8x8, 2,3
SUB esp, 0x94
%define edge esp+0x70 ; +32
%define spill esp+0x60 ; +16
%define trans esp+0 ; +96
%define sum esp+0 ; +32
pxor m7, m7
movq m0, [r1+7]
movq m2, [r1+16]
movq m1, m0
movq m3, m2
punpcklbw m0, m7
punpckhbw m1, m7
punpcklbw m2, m7
punpckhbw m3, m7
movq m6, [pw_ppmmppmm]
HSUMSUB2 m0, m2, q1032, m6
HSUMSUB2 m1, m3, q1032, m6
movq m6, [pw_pmpmpmpm]
HSUMSUB2 m0, m2, q2301, m6
HSUMSUB2 m1, m3, q2301, m6
movq m4, m0
movq m5, m2
paddw m0, m1
paddw m2, m3
psubw m4, m1
psubw m3, m5
movq [edge+0], m0
movq [edge+8], m4
movq [edge+16], m2
movq [edge+24], m3
LOAD_4x8P 0
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movq [spill], m0
TRANSPOSE4x4W 4, 5, 6, 7, 0
movq [trans+0x00], m4
movq [trans+0x08], m5
movq [trans+0x10], m6
movq [trans+0x18], m7
movq m0, [spill]
TRANSPOSE4x4W 0, 1, 2, 3, 4
movq [trans+0x20], m0
movq [trans+0x28], m1
movq [trans+0x30], m2
movq [trans+0x38], m3
LOAD_4x8P 4
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movq [spill], m7
TRANSPOSE4x4W 0, 1, 2, 3, 7
movq [trans+0x40], m0
movq [trans+0x48], m1
movq [trans+0x50], m2
movq [trans+0x58], m3
movq m7, [spill]
TRANSPOSE4x4W 4, 5, 6, 7, 0
movq m0, [trans+0x00]
movq m1, [trans+0x08]
movq m2, [trans+0x10]
movq m3, [trans+0x18]
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movq [spill+0], m0
movq [spill+8], m1
ABSW2 m2, m3, m2, m3, m0, m1
ABSW2 m4, m5, m4, m5, m0, m1
paddw m2, m4
paddw m3, m5
ABSW2 m6, m7, m6, m7, m4, m5
movq m0, [spill+0]
movq m1, [spill+8]
paddw m2, m6
paddw m3, m7
paddw m2, m3
ABSW m1, m1, m4
paddw m2, m1 ; 7x4 sum
movq m7, m0
movq m1, [edge+8] ; left bottom
psllw m1, 3
psubw m7, m1
ABSW2 m0, m7, m0, m7, m5, m3
paddw m0, m2
paddw m7, m2
movq [sum+0], m0 ; dc
movq [sum+8], m7 ; left
movq m0, [trans+0x20]
movq m1, [trans+0x28]
movq m2, [trans+0x30]
movq m3, [trans+0x38]
movq m4, [trans+0x40]
movq m5, [trans+0x48]
movq m6, [trans+0x50]
movq m7, [trans+0x58]
HADAMARD8_V 0, 1, 2, 3, 4, 5, 6, 7
movd [sum+0x10], m0
movd [sum+0x12], m1
movd [sum+0x14], m2
movd [sum+0x16], m3
movd [sum+0x18], m4
movd [sum+0x1a], m5
movd [sum+0x1c], m6
movd [sum+0x1e], m7
movq [spill], m0
movq [spill+8], m1
ABSW2 m2, m3, m2, m3, m0, m1
ABSW2 m4, m5, m4, m5, m0, m1
paddw m2, m4
paddw m3, m5
paddw m2, m3
movq m0, [spill]
movq m1, [spill+8]
ABSW2 m6, m7, m6, m7, m4, m5
ABSW m1, m1, m3
paddw m2, m7
paddw m1, m6
paddw m2, m1 ; 7x4 sum
movq m1, m0
movq m7, [edge+0]
psllw m7, 3 ; left top
mov r2, [edge+0]
add r2, [edge+16]
lea r2, [4*r2+32]
and r2, 0xffc0
movd m6, r2 ; dc
psubw m1, m7
psubw m0, m6
ABSW2 m0, m1, m0, m1, m5, m6
movq m3, [sum+0] ; dc
paddw m0, m2
paddw m1, m2
movq m2, m0
paddw m0, m3
paddw m1, [sum+8] ; h
psrlq m2, 16
paddw m2, m3
movq m3, [edge+16] ; top left
movq m4, [edge+24] ; top right
psllw m3, 3
psllw m4, 3
psubw m3, [sum+16]
psubw m4, [sum+24]
ABSW2 m3, m4, m3, m4, m5, m6
paddw m2, m3
paddw m2, m4 ; v
SUM_MM_X3 m0, m1, m2, m3, m4, m5, m6, pavgw
mov r2, r2m
pxor m7, m7
punpckldq m2, m1
pavgw m0, m7
pavgw m2, m7
movd [r2+8], m0 ; dc
movq [r2+0], m2 ; v, h
ADD esp, 0x94
RET
%undef edge
%undef spill
%undef trans
%undef sum
;-----------------------------------------------------------------------------
; void pixel_ssim_4x4x2_core( const uint8_t *pix1, intptr_t stride1,
; const uint8_t *pix2, intptr_t stride2, int sums[2][4] )
;-----------------------------------------------------------------------------
cglobal pixel_ssim_4x4x2_core, 0,5
mov r1, r1m
mov r3, r3m
mov r4, 4
pxor m0, m0
.loop:
mov r0, r0m
mov r2, r2m
add r0, r4
add r2, r4
pxor m1, m1
pxor m2, m2
pxor m3, m3
pxor m4, m4
%rep 4
movd m5, [r0]
movd m6, [r2]
punpcklbw m5, m0
punpcklbw m6, m0
paddw m1, m5
paddw m2, m6
movq m7, m5
pmaddwd m5, m5
pmaddwd m7, m6
pmaddwd m6, m6
paddd m3, m5
paddd m4, m7
paddd m3, m6
add r0, r1
add r2, r3
%endrep
mov r0, r4m
lea r0, [r0+r4*4]
pshufw m5, m1, q0032
pshufw m6, m2, q0032
paddusw m1, m5
paddusw m2, m6
punpcklwd m1, m2
pshufw m2, m1, q0032
pshufw m5, m3, q0032
pshufw m6, m4, q0032
paddusw m1, m2
paddd m3, m5
paddd m4, m6
punpcklwd m1, m0
punpckldq m3, m4
movq [r0+0], m1
movq [r0+8], m3
sub r4, 4
jge .loop
emms
RET
