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|
;
; Copyright (c) 2010 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"
;int vp9_block_error_xmm(short *coeff_ptr, short *dcoef_ptr)
global sym(vp9_block_error_xmm) PRIVATE
sym(vp9_block_error_xmm):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 2
push rsi
push rdi
; end prologue
mov rsi, arg(0) ;coeff_ptr
mov rdi, arg(1) ;dcoef_ptr
movdqa xmm0, [rsi]
movdqa xmm1, [rdi]
movdqa xmm2, [rsi+16]
movdqa xmm3, [rdi+16]
psubw xmm0, xmm1
psubw xmm2, xmm3
pmaddwd xmm0, xmm0
pmaddwd xmm2, xmm2
paddd xmm0, xmm2
pxor xmm5, xmm5
movdqa xmm1, xmm0
punpckldq xmm0, xmm5
punpckhdq xmm1, xmm5
paddd xmm0, xmm1
movdqa xmm1, xmm0
psrldq xmm0, 8
paddd xmm0, xmm1
movq rax, xmm0
pop rdi
pop rsi
; begin epilog
UNSHADOW_ARGS
pop rbp
ret
;int vp9_block_error_mmx(short *coeff_ptr, short *dcoef_ptr)
global sym(vp9_block_error_mmx) PRIVATE
sym(vp9_block_error_mmx):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 2
push rsi
push rdi
; end prolog
mov rsi, arg(0) ;coeff_ptr
pxor mm7, mm7
mov rdi, arg(1) ;dcoef_ptr
movq mm3, [rsi]
movq mm4, [rdi]
movq mm5, [rsi+8]
movq mm6, [rdi+8]
pxor mm1, mm1 ; from movd mm1, dc ; dc =0
movq mm2, mm7
psubw mm5, mm6
por mm1, mm2
pmaddwd mm5, mm5
pcmpeqw mm1, mm7
psubw mm3, mm4
pand mm1, mm3
pmaddwd mm1, mm1
paddd mm1, mm5
movq mm3, [rsi+16]
movq mm4, [rdi+16]
movq mm5, [rsi+24]
movq mm6, [rdi+24]
psubw mm5, mm6
pmaddwd mm5, mm5
psubw mm3, mm4
pmaddwd mm3, mm3
paddd mm3, mm5
paddd mm1, mm3
movq mm0, mm1
psrlq mm1, 32
paddd mm0, mm1
movq rax, mm0
pop rdi
pop rsi
; begin epilog
UNSHADOW_ARGS
pop rbp
ret
;int vp9_mbblock_error_mmx_impl(short *coeff_ptr, short *dcoef_ptr);
global sym(vp9_mbblock_error_mmx_impl) PRIVATE
sym(vp9_mbblock_error_mmx_impl):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 3
push rsi
push rdi
; end prolog
mov rsi, arg(0) ;coeff_ptr
pxor mm7, mm7
mov rdi, arg(1) ;dcoef_ptr
pxor mm2, mm2
mov rcx, 16
.mberror_loop_mmx:
movq mm3, [rsi]
movq mm4, [rdi]
movq mm5, [rsi+8]
movq mm6, [rdi+8]
psubw mm5, mm6
pmaddwd mm5, mm5
psubw mm3, mm4
pmaddwd mm3, mm3
paddd mm2, mm5
paddd mm2, mm3
movq mm3, [rsi+16]
movq mm4, [rdi+16]
movq mm5, [rsi+24]
movq mm6, [rdi+24]
psubw mm5, mm6
pmaddwd mm5, mm5
psubw mm3, mm4
pmaddwd mm3, mm3
paddd mm2, mm5
paddd mm2, mm3
add rsi, 32
add rdi, 32
sub rcx, 1
jnz .mberror_loop_mmx
movq mm0, mm2
psrlq mm2, 32
paddd mm0, mm2
movq rax, mm0
pop rdi
pop rsi
; begin epilog
UNSHADOW_ARGS
pop rbp
ret
;int vp9_mbblock_error_xmm_impl(short *coeff_ptr, short *dcoef_ptr);
global sym(vp9_mbblock_error_xmm_impl) PRIVATE
sym(vp9_mbblock_error_xmm_impl):
push rbp
mov rbp, rsp
SHADOW_ARGS_TO_STACK 3
SAVE_XMM 5
push rsi
push rdi
; end prolog
mov rsi, arg(0) ;coeff_ptr
pxor xmm5, xmm5
mov rdi, arg(1) ;dcoef_ptr
pxor xmm4, xmm4
mov rcx, 16
.mberror_loop:
movdqa xmm0, [rsi]
movdqa xmm1, [rdi]
movdqa xmm2, [rsi+16]
movdqa xmm3, [rdi+16]
psubw xmm2, xmm3
pmaddwd xmm2, xmm2
psubw xmm0, xmm1
pmaddwd xmm0, xmm0
add rsi, 32
add rdi, 32
sub rcx, 1
paddd xmm4, xmm2
paddd xmm4, xmm0
jnz .mberror_loop
movdqa xmm0, xmm4
punpckldq xmm0, xmm5
punpckhdq xmm4, xmm5
paddd xmm0, xmm4
movdqa xmm1, xmm0
psrldq xmm0, 8
paddd xmm0, xmm1
movq rax, xmm0
pop rdi
pop rsi
; begin epilog
RESTORE_XMM
UNSHADOW_ARGS
pop rbp
ret
|
