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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 vp8_block_error_sse2(short *coeff_ptr, short *dcoef_ptr)
- global sym(vp8_block_error_sse2) PRIVATE
- sym(vp8_block_error_sse2):
- 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 vp8_mbblock_error_sse2_impl(short *coeff_ptr, short *dcoef_ptr, int dc);
- global sym(vp8_mbblock_error_sse2_impl) PRIVATE
- sym(vp8_mbblock_error_sse2_impl):
- push rbp
- mov rbp, rsp
- SHADOW_ARGS_TO_STACK 3
- SAVE_XMM 6
- push rsi
- push rdi
- ; end prolog
- mov rsi, arg(0) ;coeff_ptr
- pxor xmm6, xmm6
- mov rdi, arg(1) ;dcoef_ptr
- pxor xmm4, xmm4
- movd xmm5, dword ptr arg(2) ;dc
- por xmm5, xmm4
- pcmpeqw xmm5, xmm6
- 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
- pand xmm0, xmm5
- 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, xmm6
- punpckhdq xmm4, xmm6
- 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
- ;int vp8_mbuverror_sse2_impl(short *s_ptr, short *d_ptr);
- global sym(vp8_mbuverror_sse2_impl) PRIVATE
- sym(vp8_mbuverror_sse2_impl):
- push rbp
- mov rbp, rsp
- SHADOW_ARGS_TO_STACK 2
- push rsi
- push rdi
- ; end prolog
- mov rsi, arg(0) ;s_ptr
- mov rdi, arg(1) ;d_ptr
- mov rcx, 16
- pxor xmm3, xmm3
- .mbuverror_loop:
- movdqa xmm1, [rsi]
- movdqa xmm2, [rdi]
- psubw xmm1, xmm2
- pmaddwd xmm1, xmm1
- paddd xmm3, xmm1
- add rsi, 16
- add rdi, 16
- dec rcx
- jnz .mbuverror_loop
- pxor xmm0, xmm0
- movdqa xmm1, xmm3
- movdqa xmm2, xmm1
- punpckldq xmm1, xmm0
- punpckhdq xmm2, xmm0
- paddd xmm1, xmm2
- movdqa xmm2, xmm1
- psrldq xmm1, 8
- paddd xmm1, xmm2
- movq rax, xmm1
- pop rdi
- pop rsi
- ; begin epilog
- UNSHADOW_ARGS
- pop rbp
- ret
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