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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"
- SECTION .text
- ;void copy_mem16x16_sse2(
- ; unsigned char *src,
- ; int src_stride,
- ; unsigned char *dst,
- ; int dst_stride
- ; )
- global sym(vp8_copy_mem16x16_sse2) PRIVATE
- sym(vp8_copy_mem16x16_sse2):
- push rbp
- mov rbp, rsp
- SHADOW_ARGS_TO_STACK 4
- push rsi
- push rdi
- ; end prolog
- mov rsi, arg(0) ;src;
- movdqu xmm0, [rsi]
- movsxd rax, dword ptr arg(1) ;src_stride;
- mov rdi, arg(2) ;dst;
- movdqu xmm1, [rsi+rax]
- movdqu xmm2, [rsi+rax*2]
- movsxd rcx, dword ptr arg(3) ;dst_stride
- lea rsi, [rsi+rax*2]
- movdqa [rdi], xmm0
- add rsi, rax
- movdqa [rdi+rcx], xmm1
- movdqa [rdi+rcx*2],xmm2
- lea rdi, [rdi+rcx*2]
- movdqu xmm3, [rsi]
- add rdi, rcx
- movdqu xmm4, [rsi+rax]
- movdqu xmm5, [rsi+rax*2]
- lea rsi, [rsi+rax*2]
- movdqa [rdi], xmm3
- add rsi, rax
- movdqa [rdi+rcx], xmm4
- movdqa [rdi+rcx*2],xmm5
- lea rdi, [rdi+rcx*2]
- movdqu xmm0, [rsi]
- add rdi, rcx
- movdqu xmm1, [rsi+rax]
- movdqu xmm2, [rsi+rax*2]
- lea rsi, [rsi+rax*2]
- movdqa [rdi], xmm0
- add rsi, rax
- movdqa [rdi+rcx], xmm1
- movdqa [rdi+rcx*2], xmm2
- movdqu xmm3, [rsi]
- movdqu xmm4, [rsi+rax]
- lea rdi, [rdi+rcx*2]
- add rdi, rcx
- movdqu xmm5, [rsi+rax*2]
- lea rsi, [rsi+rax*2]
- movdqa [rdi], xmm3
- add rsi, rax
- movdqa [rdi+rcx], xmm4
- movdqa [rdi+rcx*2],xmm5
- movdqu xmm0, [rsi]
- lea rdi, [rdi+rcx*2]
- movdqu xmm1, [rsi+rax]
- add rdi, rcx
- movdqu xmm2, [rsi+rax*2]
- lea rsi, [rsi+rax*2]
- movdqa [rdi], xmm0
- movdqa [rdi+rcx], xmm1
- movdqa [rdi+rcx*2],xmm2
- movdqu xmm3, [rsi+rax]
- lea rdi, [rdi+rcx*2]
- movdqa [rdi+rcx], xmm3
- ; begin epilog
- pop rdi
- pop rsi
- UNSHADOW_ARGS
- pop rbp
- ret
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