ref: 4ba3098ecb471be486b665c7f8716645ba8e22c6
dir: /vpx_dsp/x86/vpx_subpixel_bilinear_ssse3.asm/
;
; Copyright (c) 2014 The WebM project authors. All Rights Reserved.
;
; Use of this source code is governed by a BSD-style license
; that can be found in the LICENSE file in the root of the source
; tree. An additional intellectual property rights grant can be found
; in the file PATENTS. All contributing project authors may
; be found in the AUTHORS file in the root of the source tree.
;
%include "vpx_ports/x86_abi_support.asm"
%macro GET_PARAM_4 0
mov rdx, arg(5) ;filter ptr
mov rsi, arg(0) ;src_ptr
mov rdi, arg(2) ;output_ptr
mov ecx, 0x01000100
movdqa xmm3, [rdx] ;load filters
psrldq xmm3, 6
packsswb xmm3, xmm3
pshuflw xmm3, xmm3, 0b ;k3_k4
movd xmm2, ecx ;rounding_shift
pshufd xmm2, xmm2, 0
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rdx, DWORD PTR arg(3) ;out_pitch
movsxd rcx, DWORD PTR arg(4) ;output_height
%endm
%macro APPLY_FILTER_4 1
punpcklbw xmm0, xmm1
pmaddubsw xmm0, xmm3
pmulhrsw xmm0, xmm2 ;rounding(+64)+shift(>>7)
packuswb xmm0, xmm0 ;pack to byte
%if %1
movd xmm1, [rdi]
pavgb xmm0, xmm1
%endif
movd [rdi], xmm0
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
%endm
%macro GET_PARAM 0
mov rdx, arg(5) ;filter ptr
mov rsi, arg(0) ;src_ptr
mov rdi, arg(2) ;output_ptr
mov ecx, 0x01000100
movdqa xmm7, [rdx] ;load filters
psrldq xmm7, 6
packsswb xmm7, xmm7
pshuflw xmm7, xmm7, 0b ;k3_k4
punpcklwd xmm7, xmm7
movd xmm6, ecx ;rounding_shift
pshufd xmm6, xmm6, 0
movsxd rax, DWORD PTR arg(1) ;pixels_per_line
movsxd rdx, DWORD PTR arg(3) ;out_pitch
movsxd rcx, DWORD PTR arg(4) ;output_height
%endm
%macro APPLY_FILTER_8 1
punpcklbw xmm0, xmm1
pmaddubsw xmm0, xmm7
pmulhrsw xmm0, xmm6 ;rounding(+64)+shift(>>7)
packuswb xmm0, xmm0 ;pack back to byte
%if %1
movq xmm1, [rdi]
pavgb xmm0, xmm1
%endif
movq [rdi], xmm0 ;store the result
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
%endm
%macro APPLY_FILTER_16 1
punpcklbw xmm0, xmm1
punpckhbw xmm2, xmm1
pmaddubsw xmm0, xmm7
pmaddubsw xmm2, xmm7
pmulhrsw xmm0, xmm6 ;rounding(+64)+shift(>>7)
pmulhrsw xmm2, xmm6
packuswb xmm0, xmm2 ;pack back to byte
%if %1
movdqu xmm1, [rdi]
pavgb xmm0, xmm1
%endif
movdqu [rdi], xmm0 ;store the result
lea rsi, [rsi + rax]
lea rdi, [rdi + rdx]
dec rcx
%endm
SECTION .text
global sym(vpx_filter_block1d4_v2_ssse3) PRIVATE
sym(vpx_filter_block1d4_v2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
push rsi
push rdi
; end prolog
GET_PARAM_4
.loop:
movd xmm0, [rsi] ;load src
movd xmm1, [rsi + rax]
APPLY_FILTER_4 0
jnz .loop
; begin epilog
pop rdi
pop rsi
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d8_v2_ssse3) PRIVATE
sym(vpx_filter_block1d8_v2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movq xmm0, [rsi] ;0
movq xmm1, [rsi + rax] ;1
APPLY_FILTER_8 0
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d16_v2_ssse3) PRIVATE
sym(vpx_filter_block1d16_v2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;0
movdqu xmm1, [rsi + rax] ;1
movdqa xmm2, xmm0
APPLY_FILTER_16 0
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d4_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d4_v2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
push rsi
push rdi
; end prolog
GET_PARAM_4
.loop:
movd xmm0, [rsi] ;load src
movd xmm1, [rsi + rax]
APPLY_FILTER_4 1
jnz .loop
; begin epilog
pop rdi
pop rsi
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d8_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d8_v2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movq xmm0, [rsi] ;0
movq xmm1, [rsi + rax] ;1
APPLY_FILTER_8 1
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d16_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d16_v2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;0
movdqu xmm1, [rsi + rax] ;1
movdqa xmm2, xmm0
APPLY_FILTER_16 1
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d4_h2_ssse3) PRIVATE
sym(vpx_filter_block1d4_h2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
push rsi
push rdi
; end prolog
GET_PARAM_4
.loop:
movdqu xmm0, [rsi] ;load src
movdqa xmm1, xmm0
psrldq xmm1, 1
APPLY_FILTER_4 0
jnz .loop
; begin epilog
pop rdi
pop rsi
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d8_h2_ssse3) PRIVATE
sym(vpx_filter_block1d8_h2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;load src
movdqa xmm1, xmm0
psrldq xmm1, 1
APPLY_FILTER_8 0
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d16_h2_ssse3) PRIVATE
sym(vpx_filter_block1d16_h2_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;load src
movdqu xmm1, [rsi + 1]
movdqa xmm2, xmm0
APPLY_FILTER_16 0
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d4_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d4_h2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
push rsi
push rdi
; end prolog
GET_PARAM_4
.loop:
movdqu xmm0, [rsi] ;load src
movdqa xmm1, xmm0
psrldq xmm1, 1
APPLY_FILTER_4 1
jnz .loop
; begin epilog
pop rdi
pop rsi
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d8_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d8_h2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;load src
movdqa xmm1, xmm0
psrldq xmm1, 1
APPLY_FILTER_8 1
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
global sym(vpx_filter_block1d16_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d16_h2_avg_ssse3):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 6
SAVE_XMM 7
push rsi
push rdi
; end prolog
GET_PARAM
.loop:
movdqu xmm0, [rsi] ;load src
movdqu xmm1, [rsi + 1]
movdqa xmm2, xmm0
APPLY_FILTER_16 1
jnz .loop
; begin epilog
pop rdi
pop rsi
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret