ref: da3b24c83272773ba8bf1060bae905543ef3bb91
dir: /vpx_dsp/x86/sad_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 .text
%macro SAD_FN 4
%if %4 == 0
%if %3 == 5
cglobal sad%1x%2, 4, %3, 5, src, src_stride, ref, ref_stride, n_rows
%else ; %3 == 7
cglobal sad%1x%2, 4, %3, 6, src, src_stride, ref, ref_stride, \
src_stride3, ref_stride3, n_rows
%endif ; %3 == 5/7
%else ; avg
%if %3 == 5
cglobal sad%1x%2_avg, 5, 1 + %3, 5, src, src_stride, ref, ref_stride, \
second_pred, n_rows
%else ; %3 == 7
cglobal sad%1x%2_avg, 5, ARCH_X86_64 + %3, 6, src, src_stride, \
ref, ref_stride, \
second_pred, \
src_stride3, ref_stride3
%if ARCH_X86_64
%define n_rowsd r7d
%else ; x86-32
%define n_rowsd dword r0m
%endif ; x86-32/64
%endif ; %3 == 5/7
%endif ; avg/sad
movsxdifnidn src_strideq, src_strided
movsxdifnidn ref_strideq, ref_strided
%if %3 == 7
lea src_stride3q, [src_strideq*3]
lea ref_stride3q, [ref_strideq*3]
%endif ; %3 == 7
%endmacro
; unsigned int vpx_sad64x64_sse2(uint8_t *src, int src_stride,
; uint8_t *ref, int ref_stride);
%macro SAD64XN 1-2 0
SAD_FN 64, %1, 5, %2
mov n_rowsd, %1
pxor m0, m0
.loop:
movu m1, [refq]
movu m2, [refq+16]
movu m3, [refq+32]
movu m4, [refq+48]
%if %2 == 1
pavgb m1, [second_predq+mmsize*0]
pavgb m2, [second_predq+mmsize*1]
pavgb m3, [second_predq+mmsize*2]
pavgb m4, [second_predq+mmsize*3]
lea second_predq, [second_predq+mmsize*4]
%endif
psadbw m1, [srcq]
psadbw m2, [srcq+16]
psadbw m3, [srcq+32]
psadbw m4, [srcq+48]
paddd m1, m2
paddd m3, m4
add refq, ref_strideq
paddd m0, m1
add srcq, src_strideq
paddd m0, m3
dec n_rowsd
jg .loop
movhlps m1, m0
paddd m0, m1
movd eax, m0
RET
%endmacro
INIT_XMM sse2
SAD64XN 64 ; sad64x64_sse2
SAD64XN 32 ; sad64x32_sse2
SAD64XN 64, 1 ; sad64x64_avg_sse2
SAD64XN 32, 1 ; sad64x32_avg_sse2
; unsigned int vpx_sad32x32_sse2(uint8_t *src, int src_stride,
; uint8_t *ref, int ref_stride);
%macro SAD32XN 1-2 0
SAD_FN 32, %1, 5, %2
mov n_rowsd, %1/2
pxor m0, m0
.loop:
movu m1, [refq]
movu m2, [refq+16]
movu m3, [refq+ref_strideq]
movu m4, [refq+ref_strideq+16]
%if %2 == 1
pavgb m1, [second_predq+mmsize*0]
pavgb m2, [second_predq+mmsize*1]
pavgb m3, [second_predq+mmsize*2]
pavgb m4, [second_predq+mmsize*3]
lea second_predq, [second_predq+mmsize*4]
%endif
psadbw m1, [srcq]
psadbw m2, [srcq+16]
psadbw m3, [srcq+src_strideq]
psadbw m4, [srcq+src_strideq+16]
paddd m1, m2
paddd m3, m4
lea refq, [refq+ref_strideq*2]
paddd m0, m1
lea srcq, [srcq+src_strideq*2]
paddd m0, m3
dec n_rowsd
jg .loop
movhlps m1, m0
paddd m0, m1
movd eax, m0
RET
%endmacro
INIT_XMM sse2
SAD32XN 64 ; sad32x64_sse2
SAD32XN 32 ; sad32x32_sse2
SAD32XN 16 ; sad32x16_sse2
SAD32XN 64, 1 ; sad32x64_avg_sse2
SAD32XN 32, 1 ; sad32x32_avg_sse2
SAD32XN 16, 1 ; sad32x16_avg_sse2
; unsigned int vpx_sad16x{8,16}_sse2(uint8_t *src, int src_stride,
; uint8_t *ref, int ref_stride);
%macro SAD16XN 1-2 0
SAD_FN 16, %1, 7, %2
mov n_rowsd, %1/4
pxor m0, m0
.loop:
movu m1, [refq]
movu m2, [refq+ref_strideq]
movu m3, [refq+ref_strideq*2]
movu m4, [refq+ref_stride3q]
%if %2 == 1
pavgb m1, [second_predq+mmsize*0]
pavgb m2, [second_predq+mmsize*1]
pavgb m3, [second_predq+mmsize*2]
pavgb m4, [second_predq+mmsize*3]
lea second_predq, [second_predq+mmsize*4]
%endif
psadbw m1, [srcq]
psadbw m2, [srcq+src_strideq]
psadbw m3, [srcq+src_strideq*2]
psadbw m4, [srcq+src_stride3q]
paddd m1, m2
paddd m3, m4
lea refq, [refq+ref_strideq*4]
paddd m0, m1
lea srcq, [srcq+src_strideq*4]
paddd m0, m3
dec n_rowsd
jg .loop
movhlps m1, m0
paddd m0, m1
movd eax, m0
RET
%endmacro
INIT_XMM sse2
SAD16XN 32 ; sad16x32_sse2
SAD16XN 16 ; sad16x16_sse2
SAD16XN 8 ; sad16x8_sse2
SAD16XN 32, 1 ; sad16x32_avg_sse2
SAD16XN 16, 1 ; sad16x16_avg_sse2
SAD16XN 8, 1 ; sad16x8_avg_sse2
; unsigned int vpx_sad8x{8,16}_sse2(uint8_t *src, int src_stride,
; uint8_t *ref, int ref_stride);
%macro SAD8XN 1-2 0
SAD_FN 8, %1, 7, %2
mov n_rowsd, %1/4
pxor m0, m0
.loop:
movh m1, [refq]
movhps m1, [refq+ref_strideq]
movh m2, [refq+ref_strideq*2]
movhps m2, [refq+ref_stride3q]
%if %2 == 1
pavgb m1, [second_predq+mmsize*0]
pavgb m2, [second_predq+mmsize*1]
lea second_predq, [second_predq+mmsize*2]
%endif
movh m3, [srcq]
movhps m3, [srcq+src_strideq]
movh m4, [srcq+src_strideq*2]
movhps m4, [srcq+src_stride3q]
psadbw m1, m3
psadbw m2, m4
lea refq, [refq+ref_strideq*4]
paddd m0, m1
lea srcq, [srcq+src_strideq*4]
paddd m0, m2
dec n_rowsd
jg .loop
movhlps m1, m0
paddd m0, m1
movd eax, m0
RET
%endmacro
INIT_XMM sse2
SAD8XN 16 ; sad8x16_sse2
SAD8XN 8 ; sad8x8_sse2
SAD8XN 4 ; sad8x4_sse2
SAD8XN 16, 1 ; sad8x16_avg_sse2
SAD8XN 8, 1 ; sad8x8_avg_sse2
SAD8XN 4, 1 ; sad8x4_avg_sse2
; unsigned int vpx_sad4x{4, 8}_sse2(uint8_t *src, int src_stride,
; uint8_t *ref, int ref_stride);
%macro SAD4XN 1-2 0
SAD_FN 4, %1, 7, %2
mov n_rowsd, %1/4
pxor m0, m0
.loop:
movd m1, [refq]
movd m2, [refq+ref_strideq]
movd m3, [refq+ref_strideq*2]
movd m4, [refq+ref_stride3q]
punpckldq m1, m2
punpckldq m3, m4
movlhps m1, m3
%if %2 == 1
pavgb m1, [second_predq+mmsize*0]
lea second_predq, [second_predq+mmsize*1]
%endif
movd m2, [srcq]
movd m5, [srcq+src_strideq]
movd m4, [srcq+src_strideq*2]
movd m3, [srcq+src_stride3q]
punpckldq m2, m5
punpckldq m4, m3
movlhps m2, m4
psadbw m1, m2
lea refq, [refq+ref_strideq*4]
paddd m0, m1
lea srcq, [srcq+src_strideq*4]
dec n_rowsd
jg .loop
movhlps m1, m0
paddd m0, m1
movd eax, m0
RET
%endmacro
INIT_XMM sse2
SAD4XN 8 ; sad4x8_sse
SAD4XN 4 ; sad4x4_sse
SAD4XN 8, 1 ; sad4x8_avg_sse
SAD4XN 4, 1 ; sad4x4_avg_sse