ref: 704afd0c7aa9100cd0d5c18993e1e7254d3ca9b6
dir: /vp9/common/x86/vp9_intrapred_sse2.asm/
; ; 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 "third_party/x86inc/x86inc.asm" SECTION_RODATA pw_4: times 8 dw 4 pw_8: times 8 dw 8 pw_16: times 8 dw 16 pw_32: times 8 dw 32 SECTION .text INIT_MMX sse cglobal dc_predictor_4x4, 4, 4, 2, dst, stride, above, left pxor m1, m1 movd m0, [aboveq] punpckldq m0, [leftq] psadbw m0, m1 paddw m0, [pw_4] psraw m0, 3 pshufw m0, m0, 0x0 packuswb m0, m0 movd [dstq ], m0 movd [dstq+strideq], m0 lea dstq, [dstq+strideq*2] movd [dstq ], m0 movd [dstq+strideq], m0 RET INIT_MMX sse cglobal dc_predictor_8x8, 4, 4, 3, dst, stride, above, left pxor m1, m1 movq m0, [aboveq] movq m2, [leftq] DEFINE_ARGS dst, stride, stride3 lea stride3q, [strideq*3] psadbw m0, m1 psadbw m2, m1 paddw m0, m2 paddw m0, [pw_8] psraw m0, 4 pshufw m0, m0, 0x0 packuswb m0, m0 movq [dstq ], m0 movq [dstq+strideq ], m0 movq [dstq+strideq*2], m0 movq [dstq+stride3q ], m0 lea dstq, [dstq+strideq*4] movq [dstq ], m0 movq [dstq+strideq ], m0 movq [dstq+strideq*2], m0 movq [dstq+stride3q ], m0 RET INIT_XMM sse2 cglobal dc_predictor_16x16, 4, 4, 3, dst, stride, above, left pxor m1, m1 mova m0, [aboveq] mova m2, [leftq] DEFINE_ARGS dst, stride, stride3, lines4 lea stride3q, [strideq*3] mov lines4d, 4 psadbw m0, m1 psadbw m2, m1 paddw m0, m2 movhlps m2, m0 paddw m0, m2 paddw m0, [pw_16] psraw m0, 5 pshuflw m0, m0, 0x0 punpcklqdq m0, m0 packuswb m0, m0 .loop: mova [dstq ], m0 mova [dstq+strideq ], m0 mova [dstq+strideq*2], m0 mova [dstq+stride3q ], m0 lea dstq, [dstq+strideq*4] dec lines4d jnz .loop REP_RET INIT_XMM sse2 cglobal dc_predictor_32x32, 4, 4, 5, dst, stride, above, left pxor m1, m1 mova m0, [aboveq] mova m2, [aboveq+16] mova m3, [leftq] mova m4, [leftq+16] DEFINE_ARGS dst, stride, stride3, lines4 lea stride3q, [strideq*3] mov lines4d, 8 psadbw m0, m1 psadbw m2, m1 psadbw m3, m1 psadbw m4, m1 paddw m0, m2 paddw m0, m3 paddw m0, m4 movhlps m2, m0 paddw m0, m2 paddw m0, [pw_32] psraw m0, 6 pshuflw m0, m0, 0x0 punpcklqdq m0, m0 packuswb m0, m0 .loop: mova [dstq ], m0 mova [dstq +16], m0 mova [dstq+strideq ], m0 mova [dstq+strideq +16], m0 mova [dstq+strideq*2 ], m0 mova [dstq+strideq*2+16], m0 mova [dstq+stride3q ], m0 mova [dstq+stride3q +16], m0 lea dstq, [dstq+strideq*4] dec lines4d jnz .loop REP_RET