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|
;
; Copyright (c) 2016, Alliance for Open Media. All rights reserved
;
; This source code is subject to the terms of the BSD 2 Clause License and
; the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
; was not distributed with this source code in the LICENSE file, you can
; obtain it at www.aomedia.org/license/software. If the Alliance for Open
; Media Patent License 1.0 was not distributed with this source code in the
; PATENTS file, you can obtain it at www.aomedia.org/license/patent.
;
;
%include "aom_ports/x86_abi_support.asm"
;Note: tap3 and tap4 have to be applied and added after other taps to avoid
;overflow.
%macro HIGH_GET_FILTERS_4 0
mov rdx, arg(5) ;filter ptr
mov rcx, 0x00000040
movdqa xmm7, [rdx] ;load filters
pshuflw xmm0, xmm7, 0b ;k0
pshuflw xmm1, xmm7, 01010101b ;k1
pshuflw xmm2, xmm7, 10101010b ;k2
pshuflw xmm3, xmm7, 11111111b ;k3
psrldq xmm7, 8
pshuflw xmm4, xmm7, 0b ;k4
pshuflw xmm5, xmm7, 01010101b ;k5
pshuflw xmm6, xmm7, 10101010b ;k6
pshuflw xmm7, xmm7, 11111111b ;k7
punpcklwd xmm0, xmm6
punpcklwd xmm2, xmm5
punpcklwd xmm3, xmm4
punpcklwd xmm1, xmm7
movdqa k0k6, xmm0
movdqa k2k5, xmm2
movdqa k3k4, xmm3
movdqa k1k7, xmm1
movq xmm6, rcx
pshufd xmm6, xmm6, 0
movdqa krd, xmm6
;Compute max and min values of a pixel
mov rdx, 0x00010001
movsxd rcx, DWORD PTR arg(6) ;bps
movq xmm0, rdx
movq xmm1, rcx
pshufd xmm0, xmm0, 0b
movdqa xmm2, xmm0
psllw xmm0, xmm1
psubw xmm0, xmm2
pxor xmm1, xmm1
movdqa max, xmm0 ;max value (for clamping)
movdqa min, xmm1 ;min value (for clamping)
%endm
%macro HIGH_APPLY_FILTER_4 1
punpcklwd xmm0, xmm6 ;two row in one register
punpcklwd xmm1, xmm7
punpcklwd xmm2, xmm5
punpcklwd xmm3, xmm4
pmaddwd xmm0, k0k6 ;multiply the filter factors
pmaddwd xmm1, k1k7
pmaddwd xmm2, k2k5
pmaddwd xmm3, k3k4
paddd xmm0, xmm1 ;sum
paddd xmm0, xmm2
paddd xmm0, xmm3
paddd xmm0, krd ;rounding
psrad xmm0, 7 ;shift
packssdw xmm0, xmm0 ;pack to word
;clamp the values
pminsw xmm0, max
pmaxsw xmm0, min
%if %1
movq xmm1, [rdi]
pavgw xmm0, xmm1
%endif
movq [rdi], xmm0
%endm
%macro HIGH_GET_FILTERS 0
mov rdx, arg(5) ;filter ptr
mov rsi, arg(0) ;src_ptr
mov rdi, arg(2) ;output_ptr
mov rcx, 0x00000040
movdqa xmm7, [rdx] ;load filters
pshuflw xmm0, xmm7, 0b ;k0
pshuflw xmm1, xmm7, 01010101b ;k1
pshuflw xmm2, xmm7, 10101010b ;k2
pshuflw xmm3, xmm7, 11111111b ;k3
pshufhw xmm4, xmm7, 0b ;k4
pshufhw xmm5, xmm7, 01010101b ;k5
pshufhw xmm6, xmm7, 10101010b ;k6
pshufhw xmm7, xmm7, 11111111b ;k7
punpcklqdq xmm2, xmm2
punpcklqdq xmm3, xmm3
punpcklwd xmm0, xmm1
punpckhwd xmm6, xmm7
punpckhwd xmm2, xmm5
punpckhwd xmm3, xmm4
movdqa k0k1, xmm0 ;store filter factors on stack
movdqa k6k7, xmm6
movdqa k2k5, xmm2
movdqa k3k4, xmm3
movq xmm6, rcx
pshufd xmm6, xmm6, 0
movdqa krd, xmm6 ;rounding
;Compute max and min values of a pixel
mov rdx, 0x00010001
movsxd rcx, DWORD PTR arg(6) ;bps
movq xmm0, rdx
movq xmm1, rcx
pshufd xmm0, xmm0, 0b
movdqa xmm2, xmm0
psllw xmm0, xmm1
psubw xmm0, xmm2
pxor xmm1, xmm1
movdqa max, xmm0 ;max value (for clamping)
movdqa min, xmm1 ;min value (for clamping)
%endm
%macro LOAD_VERT_8 1
movdqu xmm0, [rsi + %1] ;0
movdqu xmm1, [rsi + rax + %1] ;1
movdqu xmm6, [rsi + rdx * 2 + %1] ;6
lea rsi, [rsi + rax]
movdqu xmm7, [rsi + rdx * 2 + %1] ;7
movdqu xmm2, [rsi + rax + %1] ;2
movdqu xmm3, [rsi + rax * 2 + %1] ;3
movdqu xmm4, [rsi + rdx + %1] ;4
movdqu xmm5, [rsi + rax * 4 + %1] ;5
%endm
%macro HIGH_APPLY_FILTER_8 2
movdqu temp, xmm4
movdqa xmm4, xmm0
punpcklwd xmm0, xmm1
punpckhwd xmm4, xmm1
movdqa xmm1, xmm6
punpcklwd xmm6, xmm7
punpckhwd xmm1, xmm7
movdqa xmm7, xmm2
punpcklwd xmm2, xmm5
punpckhwd xmm7, xmm5
movdqu xmm5, temp
movdqu temp, xmm4
movdqa xmm4, xmm3
punpcklwd xmm3, xmm5
punpckhwd xmm4, xmm5
movdqu xmm5, temp
pmaddwd xmm0, k0k1
pmaddwd xmm5, k0k1
pmaddwd xmm6, k6k7
pmaddwd xmm1, k6k7
pmaddwd xmm2, k2k5
pmaddwd xmm7, k2k5
pmaddwd xmm3, k3k4
pmaddwd xmm4, k3k4
paddd xmm0, xmm6
paddd xmm0, xmm2
paddd xmm0, xmm3
paddd xmm5, xmm1
paddd xmm5, xmm7
paddd xmm5, xmm4
paddd xmm0, krd ;rounding
paddd xmm5, krd
psrad xmm0, 7 ;shift
psrad xmm5, 7
packssdw xmm0, xmm5 ;pack back to word
;clamp the values
pminsw xmm0, max
pmaxsw xmm0, min
%if %1
movdqu xmm1, [rdi + %2]
pavgw xmm0, xmm1
%endif
movdqu [rdi + %2], xmm0
%endm
SECTION .text
;void aom_filter_block1d4_v8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pitch,
; unsigned char *output_ptr,
; unsigned int out_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d4_v8_sse2) PRIVATE
sym(aom_highbd_filter_block1d4_v8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
push rbx
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 7
%define k0k6 [rsp + 16 * 0]
%define k2k5 [rsp + 16 * 1]
%define k3k4 [rsp + 16 * 2]
%define k1k7 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define max [rsp + 16 * 5]
%define min [rsp + 16 * 6]
HIGH_GET_FILTERS_4
mov rsi, arg(0) ;src_ptr
mov rdi, arg(2) ;output_ptr
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rbx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rbx, [rbx + rbx]
lea rdx, [rax + rax * 2]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
movq xmm0, [rsi] ;load src: row 0
movq xmm1, [rsi + rax] ;1
movq xmm6, [rsi + rdx * 2] ;6
lea rsi, [rsi + rax]
movq xmm7, [rsi + rdx * 2] ;7
movq xmm2, [rsi + rax] ;2
movq xmm3, [rsi + rax * 2] ;3
movq xmm4, [rsi + rdx] ;4
movq xmm5, [rsi + rax * 4] ;5
HIGH_APPLY_FILTER_4 0
lea rdi, [rdi + rbx]
dec rcx
jnz .loop
add rsp, 16 * 7
pop rsp
pop rbx
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void aom_filter_block1d8_v8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pitch,
; unsigned char *output_ptr,
; unsigned int out_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d8_v8_sse2) PRIVATE
sym(aom_highbd_filter_block1d8_v8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
push rbx
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 8
%define k0k1 [rsp + 16 * 0]
%define k6k7 [rsp + 16 * 1]
%define k2k5 [rsp + 16 * 2]
%define k3k4 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define temp [rsp + 16 * 5]
%define max [rsp + 16 * 6]
%define min [rsp + 16 * 7]
HIGH_GET_FILTERS
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rbx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rbx, [rbx + rbx]
lea rdx, [rax + rax * 2]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
LOAD_VERT_8 0
HIGH_APPLY_FILTER_8 0, 0
lea rdi, [rdi + rbx]
dec rcx
jnz .loop
add rsp, 16 * 8
pop rsp
pop rbx
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void aom_filter_block1d16_v8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pitch,
; unsigned char *output_ptr,
; unsigned int out_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d16_v8_sse2) PRIVATE
sym(aom_highbd_filter_block1d16_v8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
push rbx
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 8
%define k0k1 [rsp + 16 * 0]
%define k6k7 [rsp + 16 * 1]
%define k2k5 [rsp + 16 * 2]
%define k3k4 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define temp [rsp + 16 * 5]
%define max [rsp + 16 * 6]
%define min [rsp + 16 * 7]
HIGH_GET_FILTERS
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rbx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rbx, [rbx + rbx]
lea rdx, [rax + rax * 2]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
LOAD_VERT_8 0
HIGH_APPLY_FILTER_8 0, 0
sub rsi, rax
LOAD_VERT_8 16
HIGH_APPLY_FILTER_8 0, 16
add rdi, rbx
dec rcx
jnz .loop
add rsp, 16 * 8
pop rsp
pop rbx
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void aom_filter_block1d4_h8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pixels_per_line,
; unsigned char *output_ptr,
; unsigned int output_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d4_h8_sse2) PRIVATE
sym(aom_highbd_filter_block1d4_h8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 7
%define k0k6 [rsp + 16 * 0]
%define k2k5 [rsp + 16 * 1]
%define k3k4 [rsp + 16 * 2]
%define k1k7 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define max [rsp + 16 * 5]
%define min [rsp + 16 * 6]
HIGH_GET_FILTERS_4
mov rsi, arg(0) ;src_ptr
mov rdi, arg(2) ;output_ptr
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rdx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rdx, [rdx + rdx]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
movdqu xmm0, [rsi - 6] ;load src
movdqu xmm4, [rsi + 2]
movdqa xmm1, xmm0
movdqa xmm6, xmm4
movdqa xmm7, xmm4
movdqa xmm2, xmm0
movdqa xmm3, xmm0
movdqa xmm5, xmm4
psrldq xmm1, 2
psrldq xmm6, 4
psrldq xmm7, 6
psrldq xmm2, 4
psrldq xmm3, 6
psrldq xmm5, 2
HIGH_APPLY_FILTER_4 0
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
jnz .loop
add rsp, 16 * 7
pop rsp
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void aom_filter_block1d8_h8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pixels_per_line,
; unsigned char *output_ptr,
; unsigned int output_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d8_h8_sse2) PRIVATE
sym(aom_highbd_filter_block1d8_h8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 8
%define k0k1 [rsp + 16 * 0]
%define k6k7 [rsp + 16 * 1]
%define k2k5 [rsp + 16 * 2]
%define k3k4 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define temp [rsp + 16 * 5]
%define max [rsp + 16 * 6]
%define min [rsp + 16 * 7]
HIGH_GET_FILTERS
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rdx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rdx, [rdx + rdx]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
movdqu xmm0, [rsi - 6] ;load src
movdqu xmm1, [rsi - 4]
movdqu xmm2, [rsi - 2]
movdqu xmm3, [rsi]
movdqu xmm4, [rsi + 2]
movdqu xmm5, [rsi + 4]
movdqu xmm6, [rsi + 6]
movdqu xmm7, [rsi + 8]
HIGH_APPLY_FILTER_8 0, 0
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
jnz .loop
add rsp, 16 * 8
pop rsp
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
;void aom_filter_block1d16_h8_sse2
;(
; unsigned char *src_ptr,
; unsigned int src_pixels_per_line,
; unsigned char *output_ptr,
; unsigned int output_pitch,
; unsigned int output_height,
; short *filter
;)
global sym(aom_highbd_filter_block1d16_h8_sse2) PRIVATE
sym(aom_highbd_filter_block1d16_h8_sse2):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 7
SAVE_XMM 7
push rsi
push rdi
; end prolog
ALIGN_STACK 16, rax
sub rsp, 16 * 8
%define k0k1 [rsp + 16 * 0]
%define k6k7 [rsp + 16 * 1]
%define k2k5 [rsp + 16 * 2]
%define k3k4 [rsp + 16 * 3]
%define krd [rsp + 16 * 4]
%define temp [rsp + 16 * 5]
%define max [rsp + 16 * 6]
%define min [rsp + 16 * 7]
HIGH_GET_FILTERS
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rdx, DWORD PTR arg(3) ;out_pitch
lea rax, [rax + rax] ;bytes per line
lea rdx, [rdx + rdx]
movsxd rcx, DWORD PTR arg(4) ;output_height
.loop:
movdqu xmm0, [rsi - 6] ;load src
movdqu xmm1, [rsi - 4]
movdqu xmm2, [rsi - 2]
movdqu xmm3, [rsi]
movdqu xmm4, [rsi + 2]
movdqu xmm5, [rsi + 4]
movdqu xmm6, [rsi + 6]
movdqu xmm7, [rsi + 8]
HIGH_APPLY_FILTER_8 0, 0
movdqu xmm0, [rsi + 10] ;load src
movdqu xmm1, [rsi + 12]
movdqu xmm2, [rsi + 14]
movdqu xmm3, [rsi + 16]
movdqu xmm4, [rsi + 18]
movdqu xmm5, [rsi + 20]
movdqu xmm6, [rsi + 22]
movdqu xmm7, [rsi + 24]
HIGH_APPLY_FILTER_8 0, 16
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
jnz .loop
add rsp, 16 * 8
pop rsp
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
|
