; ; 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" ;void vp8_dequantize_b_impl_mmx(short *sq, short *dq, short *q) global sym(vp8_dequantize_b_impl_mmx) PRIVATE sym(vp8_dequantize_b_impl_mmx): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 3 push rsi push rdi ; end prolog mov rsi, arg(0) ;sq mov rdi, arg(1) ;dq mov rax, arg(2) ;q movq mm1, [rsi] pmullw mm1, [rax+0] ; mm4 *= kernel 0 modifiers. movq [rdi], mm1 movq mm1, [rsi+8] pmullw mm1, [rax+8] ; mm4 *= kernel 0 modifiers. movq [rdi+8], mm1 movq mm1, [rsi+16] pmullw mm1, [rax+16] ; mm4 *= kernel 0 modifiers. movq [rdi+16], mm1 movq mm1, [rsi+24] pmullw mm1, [rax+24] ; mm4 *= kernel 0 modifiers. movq [rdi+24], mm1 ; begin epilog pop rdi pop rsi UNSHADOW_ARGS pop rbp ret ;void dequant_idct_add_mmx( ;short *input, 0 ;short *dq, 1 ;unsigned char *dest, 2 ;int stride) 3 global sym(vp8_dequant_idct_add_mmx) PRIVATE sym(vp8_dequant_idct_add_mmx): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 4 GET_GOT rbx push rdi ; end prolog mov rax, arg(0) ;input mov rdx, arg(1) ;dq movq mm0, [rax ] pmullw mm0, [rdx] movq mm1, [rax +8] pmullw mm1, [rdx +8] movq mm2, [rax+16] pmullw mm2, [rdx+16] movq mm3, [rax+24] pmullw mm3, [rdx+24] mov rdx, arg(2) ;dest pxor mm7, mm7 movq [rax], mm7 movq [rax+8], mm7 movq [rax+16],mm7 movq [rax+24],mm7 movsxd rdi, dword ptr arg(3) ;stride psubw mm0, mm2 ; b1= 0-2 paddw mm2, mm2 ; movq mm5, mm1 paddw mm2, mm0 ; a1 =0+2 pmulhw mm5, [GLOBAL(x_s1sqr2)]; paddw mm5, mm1 ; ip1 * sin(pi/8) * sqrt(2) movq mm7, mm3 ; pmulhw mm7, [GLOBAL(x_c1sqr2less1)]; paddw mm7, mm3 ; ip3 * cos(pi/8) * sqrt(2) psubw mm7, mm5 ; c1 movq mm5, mm1 movq mm4, mm3 pmulhw mm5, [GLOBAL(x_c1sqr2less1)] paddw mm5, mm1 pmulhw mm3, [GLOBAL(x_s1sqr2)] paddw mm3, mm4 paddw mm3, mm5 ; d1 movq mm6, mm2 ; a1 movq mm4, mm0 ; b1 paddw mm2, mm3 ;0 paddw mm4, mm7 ;1 psubw mm0, mm7 ;2 psubw mm6, mm3 ;3 movq mm1, mm2 ; 03 02 01 00 movq mm3, mm4 ; 23 22 21 20 punpcklwd mm1, mm0 ; 11 01 10 00 punpckhwd mm2, mm0 ; 13 03 12 02 punpcklwd mm3, mm6 ; 31 21 30 20 punpckhwd mm4, mm6 ; 33 23 32 22 movq mm0, mm1 ; 11 01 10 00 movq mm5, mm2 ; 13 03 12 02 punpckldq mm0, mm3 ; 30 20 10 00 punpckhdq mm1, mm3 ; 31 21 11 01 punpckldq mm2, mm4 ; 32 22 12 02 punpckhdq mm5, mm4 ; 33 23 13 03 movq mm3, mm5 ; 33 23 13 03 psubw mm0, mm2 ; b1= 0-2 paddw mm2, mm2 ; movq mm5, mm1 paddw mm2, mm0 ; a1 =0+2 pmulhw mm5, [GLOBAL(x_s1sqr2)]; paddw mm5, mm1 ; ip1 * sin(pi/8) * sqrt(2) movq mm7, mm3 ; pmulhw mm7, [GLOBAL(x_c1sqr2less1)]; paddw mm7, mm3 ; ip3 * cos(pi/8) * sqrt(2) psubw mm7, mm5 ; c1 movq mm5, mm1 movq mm4, mm3 pmulhw mm5, [GLOBAL(x_c1sqr2less1)] paddw mm5, mm1 pmulhw mm3, [GLOBAL(x_s1sqr2)] paddw mm3, mm4 paddw mm3, mm5 ; d1 paddw mm0, [GLOBAL(fours)] paddw mm2, [GLOBAL(fours)] movq mm6, mm2 ; a1 movq mm4, mm0 ; b1 paddw mm2, mm3 ;0 paddw mm4, mm7 ;1 psubw mm0, mm7 ;2 psubw mm6, mm3 ;3 psraw mm2, 3 psraw mm0, 3 psraw mm4, 3 psraw mm6, 3 movq mm1, mm2 ; 03 02 01 00 movq mm3, mm4 ; 23 22 21 20 punpcklwd mm1, mm0 ; 11 01 10 00 punpckhwd mm2, mm0 ; 13 03 12 02 punpcklwd mm3, mm6 ; 31 21 30 20 punpckhwd mm4, mm6 ; 33 23 32 22 movq mm0, mm1 ; 11 01 10 00 movq mm5, mm2 ; 13 03 12 02 punpckldq mm0, mm3 ; 30 20 10 00 punpckhdq mm1, mm3 ; 31 21 11 01 punpckldq mm2, mm4 ; 32 22 12 02 punpckhdq mm5, mm4 ; 33 23 13 03 pxor mm7, mm7 movd mm4, [rdx] punpcklbw mm4, mm7 paddsw mm0, mm4 packuswb mm0, mm7 movd [rdx], mm0 movd mm4, [rdx+rdi] punpcklbw mm4, mm7 paddsw mm1, mm4 packuswb mm1, mm7 movd [rdx+rdi], mm1 movd mm4, [rdx+2*rdi] punpcklbw mm4, mm7 paddsw mm2, mm4 packuswb mm2, mm7 movd [rdx+rdi*2], mm2 add rdx, rdi movd mm4, [rdx+2*rdi] punpcklbw mm4, mm7 paddsw mm5, mm4 packuswb mm5, mm7 movd [rdx+rdi*2], mm5 ; begin epilog pop rdi RESTORE_GOT UNSHADOW_ARGS pop rbp ret SECTION_RODATA align 16 x_s1sqr2: times 4 dw 0x8A8C align 16 x_c1sqr2less1: times 4 dw 0x4E7B align 16 fours: times 4 dw 0x0004