ref: 5898758bc15479848f12bb68b1e698ecd3acf8b4
dir: /src/x86/ipred_ssse3.asm/
; Copyright © 2018, VideoLAN and dav1d authors
; Copyright © 2018, Two Orioles, LLC
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
;
; 1. Redistributions of source code must retain the above copyright notice, this
; list of conditions and the following disclaimer.
;
; 2. Redistributions in binary form must reproduce the above copyright notice,
; this list of conditions and the following disclaimer in the documentation
; and/or other materials provided with the distribution.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
; ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
%include "config.asm"
%include "ext/x86/x86inc.asm"
SECTION_RODATA 16
pb_128 : times 8 db 128
pd_32768 : times 1 dd 32768
%macro JMP_TABLE 3-*
%xdefine %1_%2_table (%%table - 2*4)
%xdefine %%base mangle(private_prefix %+ _%1_%2)
%%table:
%rep %0 - 2
dd %%base %+ .%3 - (%%table - 2*4)
%rotate 1
%endrep
%endmacro
%define ipred_dc_splat_ssse3_table (ipred_dc_ssse3_table + 10*4)
JMP_TABLE ipred_h, ssse3, w4, w8, w16, w32, w64
JMP_TABLE ipred_dc, ssse3, h4, h8, h16, h32, h64, w4, w8, w16, w32, w64, \
s4-10*4, s8-10*4, s16-10*4, s32-10*4, s64-10*4
JMP_TABLE ipred_dc_left, ssse3, h4, h8, h16, h32, h64
SECTION .text
;---------------------------------------------------------------------------------------
;int dav1d_ipred_h_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
%macro IPRED_SET 3 ; width, stride, stride size pshuflw_imm8
pshuflw m1, m0, %3 ; extend 8 byte for 2 pos
punpcklqdq m1, m1
mova [dstq + %2], m1
%if %1 > 16
mova [dstq + 16 + %2], m1
%endif
%if %1 > 32
mova [dstq + 32 + %2], m1
mova [dstq + 48 + %2], m1
%endif
%endmacro
%macro IPRED_H 1 ; width
sub tlq, 4
movd m0, [tlq] ; get 4 bytes of topleft data
punpcklbw m0, m0 ; extend 2 byte
%if %1 == 4
pshuflw m1, m0, q2233
movd [dstq+strideq*0], m1
psrlq m1, 32
movd [dstq+strideq*1], m1
pshuflw m0, m0, q0011
movd [dstq+strideq*2], m0
psrlq m0, 32
movd [dstq+stride3q ], m0
%elif %1 == 8
punpcklwd m0, m0
punpckhdq m1, m0, m0
punpckldq m0, m0
movq [dstq+strideq*1], m1
movhps [dstq+strideq*0], m1
movq [dstq+stride3q ], m0
movhps [dstq+strideq*2], m0
%else
IPRED_SET %1, 0, q3333
IPRED_SET %1, strideq, q2222
IPRED_SET %1, strideq*2, q1111
IPRED_SET %1, stride3q, q0000
%endif
lea dstq, [dstq+strideq*4]
sub hd, 4
jg .w%1
RET
%endmacro
INIT_XMM ssse3
cglobal ipred_h, 3, 6, 2, dst, stride, tl, w, h, stride3
LEA r5, ipred_h_ssse3_table
tzcnt wd, wm
movifnidn hd, hm
movsxd wq, [r5+wq*4]
add wq, r5
lea stride3q, [strideq*3]
jmp wq
.w4:
IPRED_H 4
.w8:
IPRED_H 8
.w16:
IPRED_H 16
.w32:
IPRED_H 32
.w64:
IPRED_H 64
;---------------------------------------------------------------------------------------
;int dav1d_ipred_v_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
cglobal ipred_v, 3, 7, 6, dst, stride, tl, w, h, stride3
LEA r5, ipred_dc_splat_ssse3_table
tzcnt wd, wm
movu m0, [tlq+ 1]
movu m1, [tlq+17]
movu m2, [tlq+33]
movu m3, [tlq+49]
movifnidn hd, hm
movsxd wq, [r5+wq*4]
add wq, r5
lea stride3q, [strideq*3]
jmp wq
;---------------------------------------------------------------------------------------
;int dav1d_ipred_dc_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
cglobal ipred_dc, 3, 7, 6, dst, stride, tl, w, h, stride3
movifnidn hd, hm
movifnidn wd, wm
tzcnt r6d, hd
lea r5d, [wq+hq]
movd m4, r5d
tzcnt r5d, r5d
movd m5, r5d
LEA r5, ipred_dc_ssse3_table
tzcnt wd, wd
movsxd r6, [r5+r6*4]
movsxd wq, [r5+wq*4+20]
pcmpeqd m3, m3
psrlw m4, 1 ; dc = (width + height) >> 1;
add r6, r5
add wq, r5
lea stride3q, [strideq*3]
jmp r6
.h4:
movd m0, [tlq-4]
pmaddubsw m0, m3
jmp wq
.w4:
movd m1, [tlq+1]
pmaddubsw m1, m3
psubw m0, m4
paddw m0, m1
pmaddwd m0, m3
cmp hd, 4
jg .w4_mul
psrlw m0, 3 ; dc >>= ctz(width + height);
jmp .w4_end
.w4_mul:
punpckhqdq m1, m0, m0
paddw m0, m1
psrlq m1, m0, 32
paddw m0, m1
psrlw m0, 2
mov r6d, 0x5556
mov r2d, 0x3334
test hd, 8
cmovz r6d, r2d
movd m5, r6d
pmulhuw m0, m5
.w4_end:
pxor m1, m1
pshufb m0, m1
.s4:
movd [dstq+strideq*0], m0
movd [dstq+strideq*1], m0
movd [dstq+strideq*2], m0
movd [dstq+stride3q ], m0
lea dstq, [dstq+strideq*4]
sub hd, 4
jg .s4
RET
ALIGN function_align
.h8:
movq m0, [tlq-8]
pmaddubsw m0, m3
jmp wq
.w8:
movq m1, [tlq+1]
pmaddubsw m1, m3
psubw m4, m0
punpckhqdq m0, m0
psubw m0, m4
paddw m0, m1
pshuflw m1, m0, q1032 ; psrlq m1, m0, 32
paddw m0, m1
pmaddwd m0, m3
psrlw m0, m5
cmp hd, 8
je .w8_end
mov r6d, 0x5556
mov r2d, 0x3334
cmp hd, 32
cmovz r6d, r2d
movd m1, r6d
pmulhuw m0, m1
.w8_end:
pxor m1, m1
pshufb m0, m1
.s8:
movq [dstq+strideq*0], m0
movq [dstq+strideq*1], m0
movq [dstq+strideq*2], m0
movq [dstq+stride3q ], m0
lea dstq, [dstq+strideq*4]
sub hd, 4
jg .s8
RET
ALIGN function_align
.h16:
mova m0, [tlq-16]
pmaddubsw m0, m3
jmp wq
.w16:
movu m1, [tlq+1]
pmaddubsw m1, m3
paddw m0, m1
psubw m4, m0
punpckhqdq m0, m0
psubw m0, m4
pshuflw m1, m0, q1032 ; psrlq m1, m0, 32
paddw m0, m1
pmaddwd m0, m3
psrlw m0, m5
cmp hd, 16
je .w16_end
mov r6d, 0x5556
mov r2d, 0x3334
test hd, 8|32
cmovz r6d, r2d
movd m1, r6d
pmulhuw m0, m1
.w16_end:
pxor m1, m1
pshufb m0, m1
.s16:
mova [dstq+strideq*0], m0
mova [dstq+strideq*1], m0
mova [dstq+strideq*2], m0
mova [dstq+stride3q ], m0
lea dstq, [dstq+strideq*4]
sub hd, 4
jg .s16
RET
ALIGN function_align
.h32:
mova m0, [tlq-32]
pmaddubsw m0, m3
mova m2, [tlq-16]
pmaddubsw m2, m3
paddw m0, m2
jmp wq
.w32:
movu m1, [tlq+1]
pmaddubsw m1, m3
movu m2, [tlq+17]
pmaddubsw m2, m3
paddw m1, m2
paddw m0, m1
psubw m4, m0
punpckhqdq m0, m0
psubw m0, m4
pshuflw m1, m0, q1032 ; psrlq m1, m0, 32
paddw m0, m1
pmaddwd m0, m3
psrlw m0, m5
cmp hd, 32
je .w32_end
lea r2d, [hq*2]
mov r6d, 0x5556
mov r2d, 0x3334
test hd, 64|16
cmovz r6d, r2d
movd m1, r6d
pmulhuw m0, m1
.w32_end:
pxor m1, m1
pshufb m0, m1
mova m1, m0
.s32:
mova [dstq], m0
mova [dstq+16], m1
mova [dstq+strideq], m0
mova [dstq+strideq+16], m1
mova [dstq+strideq*2], m0
mova [dstq+strideq*2+16], m1
mova [dstq+stride3q], m0
mova [dstq+stride3q+16], m1
lea dstq, [dstq+strideq*4]
sub hd, 4
jg .s32
RET
ALIGN function_align
.h64:
mova m0, [tlq-64]
mova m1, [tlq-48]
pmaddubsw m0, m3
pmaddubsw m1, m3
paddw m0, m1
mova m1, [tlq-32]
pmaddubsw m1, m3
paddw m0, m1
mova m1, [tlq-16]
pmaddubsw m1, m3
paddw m0, m1
jmp wq
.w64:
movu m1, [tlq+ 1]
movu m2, [tlq+17]
pmaddubsw m1, m3
pmaddubsw m2, m3
paddw m1, m2
movu m2, [tlq+33]
pmaddubsw m2, m3
paddw m1, m2
movu m2, [tlq+49]
pmaddubsw m2, m3
paddw m1, m2
paddw m0, m1
psubw m4, m0
punpckhqdq m0, m0
psubw m0, m4
pshuflw m1, m0, q1032 ; psrlq m1, m0, 32
paddw m0, m1
pmaddwd m0, m3
psrlw m0, m5
cmp hd, 64
je .w64_end
mov r6d, 0x5556
mov r2d, 0x3334
test hd, 32
cmovz r6d, r2d
movd m1, r6d
pmulhuw m0, m1
.w64_end:
pxor m1, m1
pshufb m0, m1
mova m1, m0
mova m2, m0
mova m3, m0
.s64:
mova [dstq], m0
mova [dstq+16], m1
mova [dstq+32], m2
mova [dstq+48], m3
mova [dstq+strideq], m0
mova [dstq+strideq+16], m1
mova [dstq+strideq+32], m2
mova [dstq+strideq+48], m3
lea dstq, [dstq+strideq*2]
sub hd, 2
jg .s64
RET
;---------------------------------------------------------------------------------------
;int dav1d_ipred_dc_left_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
cglobal ipred_dc_left, 3, 7, 6, dst, stride, tl, w, h, stride3
LEA r5, ipred_dc_left_ssse3_table
mov hd, hm ; zero upper half
tzcnt r6d, hd
sub tlq, hq
tzcnt wd, wm
movu m0, [tlq]
movd m3, [r5-ipred_dc_left_ssse3_table+pd_32768]
movd m2, r6d
psrld m3, m2
movsxd r6, [r5+r6*4]
pcmpeqd m2, m2
pmaddubsw m0, m2
add r6, r5
add r5, ipred_dc_splat_ssse3_table-ipred_dc_left_ssse3_table
movsxd wq, [r5+wq*4]
add wq, r5
jmp r6
.h64:
movu m1, [tlq+48] ; unaligned when jumping here from dc_top
pmaddubsw m1, m2
paddw m0, m1
movu m1, [tlq+32] ; unaligned when jumping here from dc_top
pmaddubsw m1, m2
paddw m0, m1
.h32:
movu m1, [tlq+16] ; unaligned when jumping here from dc_top
pmaddubsw m1, m2
paddw m0, m1
.h16:
pshufd m1, m0, q3232 ; psrlq m1, m0, 16
paddw m0, m1
.h8:
pshuflw m1, m0, q1032 ; psrlq m1, m0, 32
paddw m0, m1
.h4:
pmaddwd m0, m2
pmulhrsw m0, m3
lea stride3q, [strideq*3]
pxor m1, m1
pshufb m0, m1
mova m1, m0
mova m2, m0
mova m3, m0
jmp wq
;---------------------------------------------------------------------------------------
;int dav1d_ipred_dc_128_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
cglobal ipred_dc_128, 2, 7, 6, dst, stride, tl, w, h, stride3
LEA r5, ipred_dc_splat_ssse3_table
tzcnt wd, wm
movifnidn hd, hm
movsxd wq, [r5+wq*4]
movddup m0, [r5-ipred_dc_splat_ssse3_table+pb_128]
mova m1, m0
mova m2, m0
mova m3, m0
add wq, r5
lea stride3q, [strideq*3]
jmp wq
;---------------------------------------------------------------------------------------
;int dav1d_ipred_dc_top_ssse3(pixel *dst, const ptrdiff_t stride, const pixel *const topleft,
; const int width, const int height, const int a);
;---------------------------------------------------------------------------------------
cglobal ipred_dc_top, 3, 7, 6, dst, stride, tl, w, h
LEA r5, ipred_dc_left_ssse3_table
tzcnt wd, wm
inc tlq
movu m0, [tlq]
movifnidn hd, hm
movd m3, [r5-ipred_dc_left_ssse3_table+pd_32768]
movd m2, wd
psrld m3, m2
movsxd r6, [r5+wq*4]
pcmpeqd m2, m2
pmaddubsw m0, m2
add r6, r5
add r5, ipred_dc_splat_ssse3_table-ipred_dc_left_ssse3_table
movsxd wq, [r5+wq*4]
add wq, r5
jmp r6