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;
; Copyright (c) 2021, Alliance for Open Media. All rights reserved
;
; This source code is subject to the terms of the BSD 3-Clause Clear License and the
; Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear License was
; not distributed with this source code in the LICENSE file, you can obtain it
; at aomedia.org/license/software-license/bsd-3-c-c/. If the Alliance for Open Media Patent
; License 1.0 was not distributed with this source code in the PATENTS file, you
; can obtain it at aomedia.org/license/patent-license/.
;
;
%include "third_party/x86inc/x86inc.asm"
SECTION_RODATA
pw_8: times 8 dw 8
bilin_filter_m_sse2: times 8 dw 16
times 8 dw 0
times 8 dw 14
times 8 dw 2
times 8 dw 12
times 8 dw 4
times 8 dw 10
times 8 dw 6
times 16 dw 8
times 8 dw 6
times 8 dw 10
times 8 dw 4
times 8 dw 12
times 8 dw 2
times 8 dw 14
SECTION .text
; int aom_sub_pixel_varianceNxh(const uint8_t *src, ptrdiff_t src_stride,
; int x_offset, int y_offset,
; const uint8_t *dst, ptrdiff_t dst_stride,
; int height, unsigned int *sse);
;
; This function returns the SE and stores SSE in the given pointer.
%macro SUM_SSE 6 ; src1, dst1, src2, dst2, sum, sse
psubw %3, %4
psubw %1, %2
mova %4, %3 ; make copies to manipulate to calc sum
mova %2, %1 ; use originals for calc sse
pmaddwd %3, %3
paddw %4, %2
pmaddwd %1, %1
movhlps %2, %4
paddd %6, %3
paddw %4, %2
pxor %2, %2
pcmpgtw %2, %4 ; mask for 0 > %4 (sum)
punpcklwd %4, %2 ; sign-extend word to dword
paddd %6, %1
paddd %5, %4
%endmacro
%macro STORE_AND_RET 0
%if mmsize == 16
; if H=64 and W=16, we have 8 words of each 2(1bit)x64(6bit)x9bit=16bit
; in m6, i.e. it _exactly_ fits in a signed word per word in the xmm reg.
; We have to sign-extend it before adding the words within the register
; and outputing to a dword.
movhlps m3, m7
movhlps m4, m6
paddd m7, m3
paddd m6, m4
pshufd m3, m7, 0x1
pshufd m4, m6, 0x1
paddd m7, m3
paddd m6, m4
mov r1, ssem ; r1 = unsigned int *sse
movd [r1], m7 ; store sse
movd eax, m6 ; store sum as return value
%endif
RET
%endmacro
%macro INC_SRC_BY_SRC_STRIDE 0
%if ARCH_X86=1 && CONFIG_PIC=1
add srcq, src_stridemp
add srcq, src_stridemp
%else
lea srcq, [srcq + src_strideq*2]
%endif
%endmacro
%macro SUBPEL_VARIANCE 1-2 0 ; W
%define bilin_filter_m bilin_filter_m_sse2
%define filter_idx_shift 5
%if ARCH_X86_64
%if %2 == 1 ; avg
cglobal highbd_sub_pixel_avg_variance%1xh, 9, 10, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, \
sec, sec_stride, height, sse
%define sec_str sec_strideq
%else
cglobal highbd_sub_pixel_variance%1xh, 7, 8, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, height, sse
%endif
%define block_height heightd
%define bilin_filter sseq
%else
%if CONFIG_PIC=1
%if %2 == 1 ; avg
cglobal highbd_sub_pixel_avg_variance%1xh, 7, 7, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, \
sec, sec_stride, height, sse
%define block_height dword heightm
%define sec_str sec_stridemp
%else
cglobal highbd_sub_pixel_variance%1xh, 7, 7, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, height, sse
%define block_height heightd
%endif
; reuse argument stack space
%define g_bilin_filterm x_offsetm
%define g_pw_8m y_offsetm
; Store bilin_filter and pw_8 location in stack
%if GET_GOT_DEFINED == 1
GET_GOT eax
add esp, 4 ; restore esp
%endif
lea ecx, [GLOBAL(bilin_filter_m)]
mov g_bilin_filterm, ecx
lea ecx, [GLOBAL(pw_8)]
mov g_pw_8m, ecx
LOAD_IF_USED 0, 1 ; load eax, ecx back
%else
%if %2 == 1 ; avg
cglobal highbd_sub_pixel_avg_variance%1xh, 7, 7, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, \
sec, sec_stride, height, sse
%define block_height dword heightm
%define sec_str sec_stridemp
%else
cglobal highbd_sub_pixel_variance%1xh, 7, 7, 13, src, src_stride, \
x_offset, y_offset, \
dst, dst_stride, height, sse
%define block_height heightd
%endif
%define bilin_filter bilin_filter_m
%endif
%endif
ASSERT %1 <= 16 ; m6 overflows if w > 16
pxor m6, m6 ; sum
pxor m7, m7 ; sse
%if %1 < 16
sar block_height, 1
%endif
%if %2 == 1 ; avg
shl sec_str, 1
%endif
; FIXME(rbultje) replace by jumptable?
test x_offsetd, x_offsetd
jnz .x_nonzero
; x_offset == 0
test y_offsetd, y_offsetd
jnz .x_zero_y_nonzero
; x_offset == 0 && y_offset == 0
.x_zero_y_zero_loop:
%if %1 == 16
movu m0, [srcq]
movu m2, [srcq + 16]
mova m1, [dstq]
mova m3, [dstq + 16]
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m2, [secq+16]
%endif
SUM_SSE m0, m1, m2, m3, m6, m7
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m2, [srcq + src_strideq*2]
mova m1, [dstq]
mova m3, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m2, [secq]
%endif
SUM_SSE m0, m1, m2, m3, m6, m7
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_zero_y_zero_loop
STORE_AND_RET
.x_zero_y_nonzero:
cmp y_offsetd, 8
jne .x_zero_y_nonhalf
; x_offset == 0 && y_offset == 0.5
.x_zero_y_half_loop:
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq+16]
movu m4, [srcq+src_strideq*2]
movu m5, [srcq+src_strideq*2+16]
mova m2, [dstq]
mova m3, [dstq+16]
pavgw m0, m4
pavgw m1, m5
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m1, [srcq+src_strideq*2]
movu m5, [srcq+src_strideq*4]
mova m2, [dstq]
mova m3, [dstq+dst_strideq*2]
pavgw m0, m1
pavgw m1, m5
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m1, [secq]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_zero_y_half_loop
STORE_AND_RET
.x_zero_y_nonhalf:
; x_offset == 0 && y_offset == bilin interpolation
%if ARCH_X86_64
lea bilin_filter, [GLOBAL(bilin_filter_m)]
%endif
shl y_offsetd, filter_idx_shift
%if ARCH_X86_64 && mmsize == 16
mova m8, [bilin_filter+y_offsetq]
mova m9, [bilin_filter+y_offsetq+16]
mova m10, [GLOBAL(pw_8)]
%define filter_y_a m8
%define filter_y_b m9
%define filter_rnd m10
%else ; x86-32 or mmx
%if ARCH_X86=1 && CONFIG_PIC=1
; x_offset == 0, reuse x_offset reg
%define tempq x_offsetq
add y_offsetq, g_bilin_filterm
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
mov tempq, g_pw_8m
%define filter_rnd [tempq]
%else
add y_offsetq, bilin_filter
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
%define filter_rnd [GLOBAL(pw_8)]
%endif
%endif
.x_zero_y_other_loop:
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq + 16]
movu m4, [srcq+src_strideq*2]
movu m5, [srcq+src_strideq*2+16]
mova m2, [dstq]
mova m3, [dstq+16]
; FIXME(rbultje) instead of out=((num-x)*in1+x*in2+rnd)>>log2(num), we can
; also do out=in1+(((num-x)*(in2-in1)+rnd)>>log2(num)). Total number of
; instructions is the same (5), but it is 1 mul instead of 2, so might be
; slightly faster because of pmullw latency. It would also cut our rodata
; tables in half for this function, and save 1-2 registers on x86-64.
pmullw m1, filter_y_a
pmullw m5, filter_y_b
paddw m1, filter_rnd
pmullw m0, filter_y_a
pmullw m4, filter_y_b
paddw m0, filter_rnd
paddw m1, m5
paddw m0, m4
psrlw m1, 4
psrlw m0, 4
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m1, [srcq+src_strideq*2]
movu m5, [srcq+src_strideq*4]
mova m4, m1
movu m2, [dstq]
movu m3, [dstq+dst_strideq*2]
pmullw m1, filter_y_a
pmullw m5, filter_y_b
paddw m1, filter_rnd
pmullw m0, filter_y_a
pmullw m4, filter_y_b
paddw m0, filter_rnd
paddw m1, m5
paddw m0, m4
psrlw m1, 4
psrlw m0, 4
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m1, [secq]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_zero_y_other_loop
%undef filter_y_a
%undef filter_y_b
%undef filter_rnd
STORE_AND_RET
.x_nonzero:
cmp x_offsetd, 8
jne .x_nonhalf
; x_offset == 0.5
test y_offsetd, y_offsetd
jnz .x_half_y_nonzero
; x_offset == 0.5 && y_offset == 0
.x_half_y_zero_loop:
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq + 16]
movu m4, [srcq + 2]
movu m5, [srcq + 18]
mova m2, [dstq]
mova m3, [dstq + 16]
pavgw m0, m4
pavgw m1, m5
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m1, [srcq + src_strideq*2]
movu m4, [srcq + 2]
movu m5, [srcq + src_strideq*2 + 2]
movu m2, [dstq]
movu m3, [dstq + dst_strideq*2]
pavgw m0, m4
pavgw m1, m5
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m1, [secq]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_half_y_zero_loop
STORE_AND_RET
.x_half_y_nonzero:
cmp y_offsetd, 8
jne .x_half_y_nonhalf
; x_offset == 0.5 && y_offset == 0.5
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq+16]
movu m2, [srcq+2]
movu m3, [srcq+18]
lea srcq, [srcq + src_strideq*2]
pavgw m0, m2
pavgw m1, m3
.x_half_y_half_loop:
movu m2, [srcq]
movu m3, [srcq + 16]
movu m4, [srcq + 2]
movu m5, [srcq + 18]
pavgw m2, m4
pavgw m3, m5
pavgw m0, m2
pavgw m1, m3
mova m4, [dstq]
mova m5, [dstq + 16]
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m4, m1, m5, m6, m7
mova m0, m2
mova m1, m3
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m2, [srcq+2]
lea srcq, [srcq + src_strideq*2]
pavgw m0, m2
.x_half_y_half_loop:
movu m2, [srcq]
movu m3, [srcq + src_strideq*2]
movu m4, [srcq + 2]
movu m5, [srcq + src_strideq*2 + 2]
pavgw m2, m4
pavgw m3, m5
pavgw m0, m2
pavgw m2, m3
movu m4, [dstq]
movu m5, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m2, [secq]
%endif
SUM_SSE m0, m4, m2, m5, m6, m7
mova m0, m3
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_half_y_half_loop
STORE_AND_RET
.x_half_y_nonhalf:
; x_offset == 0.5 && y_offset == bilin interpolation
%if ARCH_X86_64
lea bilin_filter, [GLOBAL(bilin_filter_m)]
%endif
shl y_offsetd, filter_idx_shift
%if ARCH_X86_64 && mmsize == 16
mova m8, [bilin_filter+y_offsetq]
mova m9, [bilin_filter+y_offsetq+16]
mova m10, [GLOBAL(pw_8)]
%define filter_y_a m8
%define filter_y_b m9
%define filter_rnd m10
%else ; x86_32
%if ARCH_X86=1 && CONFIG_PIC=1
; x_offset == 0.5. We can reuse x_offset reg
%define tempq x_offsetq
add y_offsetq, g_bilin_filterm
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
mov tempq, g_pw_8m
%define filter_rnd [tempq]
%else
add y_offsetq, bilin_filter
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
%define filter_rnd [GLOBAL(pw_8)]
%endif
%endif
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq+16]
movu m2, [srcq+2]
movu m3, [srcq+18]
lea srcq, [srcq + src_strideq*2]
pavgw m0, m2
pavgw m1, m3
.x_half_y_other_loop:
movu m2, [srcq]
movu m3, [srcq+16]
movu m4, [srcq+2]
movu m5, [srcq+18]
pavgw m2, m4
pavgw m3, m5
mova m4, m2
mova m5, m3
pmullw m1, filter_y_a
pmullw m3, filter_y_b
paddw m1, filter_rnd
paddw m1, m3
pmullw m0, filter_y_a
pmullw m2, filter_y_b
paddw m0, filter_rnd
psrlw m1, 4
paddw m0, m2
mova m2, [dstq]
psrlw m0, 4
mova m3, [dstq+16]
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
mova m0, m4
mova m1, m5
lea srcq, [srcq + src_strideq*2]
lea dstq, [dstq + dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m2, [srcq+2]
lea srcq, [srcq + src_strideq*2]
pavgw m0, m2
.x_half_y_other_loop:
movu m2, [srcq]
movu m3, [srcq+src_strideq*2]
movu m4, [srcq+2]
movu m5, [srcq+src_strideq*2+2]
pavgw m2, m4
pavgw m3, m5
mova m4, m2
mova m5, m3
pmullw m4, filter_y_a
pmullw m3, filter_y_b
paddw m4, filter_rnd
paddw m4, m3
pmullw m0, filter_y_a
pmullw m2, filter_y_b
paddw m0, filter_rnd
psrlw m4, 4
paddw m0, m2
movu m2, [dstq]
psrlw m0, 4
movu m3, [dstq+dst_strideq*2]
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m4, [secq]
%endif
SUM_SSE m0, m2, m4, m3, m6, m7
mova m0, m5
lea srcq, [srcq + src_strideq*4]
lea dstq, [dstq + dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_half_y_other_loop
%undef filter_y_a
%undef filter_y_b
%undef filter_rnd
STORE_AND_RET
.x_nonhalf:
test y_offsetd, y_offsetd
jnz .x_nonhalf_y_nonzero
; x_offset == bilin interpolation && y_offset == 0
%if ARCH_X86_64
lea bilin_filter, [GLOBAL(bilin_filter_m)]
%endif
shl x_offsetd, filter_idx_shift
%if ARCH_X86_64 && mmsize == 16
mova m8, [bilin_filter+x_offsetq]
mova m9, [bilin_filter+x_offsetq+16]
mova m10, [GLOBAL(pw_8)]
%define filter_x_a m8
%define filter_x_b m9
%define filter_rnd m10
%else ; x86-32
%if ARCH_X86=1 && CONFIG_PIC=1
; y_offset == 0. We can reuse y_offset reg.
%define tempq y_offsetq
add x_offsetq, g_bilin_filterm
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
mov tempq, g_pw_8m
%define filter_rnd [tempq]
%else
add x_offsetq, bilin_filter
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
%define filter_rnd [GLOBAL(pw_8)]
%endif
%endif
.x_other_y_zero_loop:
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq+16]
movu m2, [srcq+2]
movu m3, [srcq+18]
mova m4, [dstq]
mova m5, [dstq+16]
pmullw m1, filter_x_a
pmullw m3, filter_x_b
paddw m1, filter_rnd
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
paddw m1, m3
paddw m0, m2
psrlw m1, 4
psrlw m0, 4
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m4, m1, m5, m6, m7
lea srcq, [srcq+src_strideq*2]
lea dstq, [dstq+dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m1, [srcq+src_strideq*2]
movu m2, [srcq+2]
movu m3, [srcq+src_strideq*2+2]
movu m4, [dstq]
movu m5, [dstq+dst_strideq*2]
pmullw m1, filter_x_a
pmullw m3, filter_x_b
paddw m1, filter_rnd
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
paddw m1, m3
paddw m0, m2
psrlw m1, 4
psrlw m0, 4
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m1, [secq]
%endif
SUM_SSE m0, m4, m1, m5, m6, m7
lea srcq, [srcq+src_strideq*4]
lea dstq, [dstq+dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_other_y_zero_loop
%undef filter_x_a
%undef filter_x_b
%undef filter_rnd
STORE_AND_RET
.x_nonhalf_y_nonzero:
cmp y_offsetd, 8
jne .x_nonhalf_y_nonhalf
; x_offset == bilin interpolation && y_offset == 0.5
%if ARCH_X86_64
lea bilin_filter, [GLOBAL(bilin_filter_m)]
%endif
shl x_offsetd, filter_idx_shift
%if ARCH_X86_64 && mmsize == 16
mova m8, [bilin_filter+x_offsetq]
mova m9, [bilin_filter+x_offsetq+16]
mova m10, [GLOBAL(pw_8)]
%define filter_x_a m8
%define filter_x_b m9
%define filter_rnd m10
%else ; x86-32
%if ARCH_X86=1 && CONFIG_PIC=1
; y_offset == 0.5. We can reuse y_offset reg.
%define tempq y_offsetq
add x_offsetq, g_bilin_filterm
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
mov tempq, g_pw_8m
%define filter_rnd [tempq]
%else
add x_offsetq, bilin_filter
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
%define filter_rnd [GLOBAL(pw_8)]
%endif
%endif
%if %1 == 16
movu m0, [srcq]
movu m1, [srcq+16]
movu m2, [srcq+2]
movu m3, [srcq+18]
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
pmullw m1, filter_x_a
pmullw m3, filter_x_b
paddw m1, filter_rnd
paddw m0, m2
paddw m1, m3
psrlw m0, 4
psrlw m1, 4
lea srcq, [srcq+src_strideq*2]
.x_other_y_half_loop:
movu m2, [srcq]
movu m3, [srcq+16]
movu m4, [srcq+2]
movu m5, [srcq+18]
pmullw m2, filter_x_a
pmullw m4, filter_x_b
paddw m2, filter_rnd
pmullw m3, filter_x_a
pmullw m5, filter_x_b
paddw m3, filter_rnd
paddw m2, m4
paddw m3, m5
mova m4, [dstq]
mova m5, [dstq+16]
psrlw m2, 4
psrlw m3, 4
pavgw m0, m2
pavgw m1, m3
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m4, m1, m5, m6, m7
mova m0, m2
mova m1, m3
lea srcq, [srcq+src_strideq*2]
lea dstq, [dstq+dst_strideq*2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m2, [srcq+2]
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
paddw m0, m2
psrlw m0, 4
lea srcq, [srcq+src_strideq*2]
.x_other_y_half_loop:
movu m2, [srcq]
movu m3, [srcq+src_strideq*2]
movu m4, [srcq+2]
movu m5, [srcq+src_strideq*2+2]
pmullw m2, filter_x_a
pmullw m4, filter_x_b
paddw m2, filter_rnd
pmullw m3, filter_x_a
pmullw m5, filter_x_b
paddw m3, filter_rnd
paddw m2, m4
paddw m3, m5
movu m4, [dstq]
movu m5, [dstq+dst_strideq*2]
psrlw m2, 4
psrlw m3, 4
pavgw m0, m2
pavgw m2, m3
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m2, [secq]
%endif
SUM_SSE m0, m4, m2, m5, m6, m7
mova m0, m3
lea srcq, [srcq+src_strideq*4]
lea dstq, [dstq+dst_strideq*4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_other_y_half_loop
%undef filter_x_a
%undef filter_x_b
%undef filter_rnd
STORE_AND_RET
.x_nonhalf_y_nonhalf:
; loading filter - this is same as in 8-bit depth
%if ARCH_X86_64
lea bilin_filter, [GLOBAL(bilin_filter_m)]
%endif
shl x_offsetd, filter_idx_shift ; filter_idx_shift = 5
shl y_offsetd, filter_idx_shift
%if ARCH_X86_64 && mmsize == 16
mova m8, [bilin_filter+x_offsetq]
mova m9, [bilin_filter+x_offsetq+16]
mova m10, [bilin_filter+y_offsetq]
mova m11, [bilin_filter+y_offsetq+16]
mova m12, [GLOBAL(pw_8)]
%define filter_x_a m8
%define filter_x_b m9
%define filter_y_a m10
%define filter_y_b m11
%define filter_rnd m12
%else ; x86-32
%if ARCH_X86=1 && CONFIG_PIC=1
; In this case, there is NO unused register. Used src_stride register. Later,
; src_stride has to be loaded from stack when it is needed.
%define tempq src_strideq
mov tempq, g_bilin_filterm
add x_offsetq, tempq
add y_offsetq, tempq
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
mov tempq, g_pw_8m
%define filter_rnd [tempq]
%else
add x_offsetq, bilin_filter
add y_offsetq, bilin_filter
%define filter_x_a [x_offsetq]
%define filter_x_b [x_offsetq+16]
%define filter_y_a [y_offsetq]
%define filter_y_b [y_offsetq+16]
%define filter_rnd [GLOBAL(pw_8)]
%endif
%endif
; end of load filter
; x_offset == bilin interpolation && y_offset == bilin interpolation
%if %1 == 16
movu m0, [srcq]
movu m2, [srcq+2]
movu m1, [srcq+16]
movu m3, [srcq+18]
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
pmullw m1, filter_x_a
pmullw m3, filter_x_b
paddw m1, filter_rnd
paddw m0, m2
paddw m1, m3
psrlw m0, 4
psrlw m1, 4
INC_SRC_BY_SRC_STRIDE
.x_other_y_other_loop:
movu m2, [srcq]
movu m4, [srcq+2]
movu m3, [srcq+16]
movu m5, [srcq+18]
pmullw m2, filter_x_a
pmullw m4, filter_x_b
paddw m2, filter_rnd
pmullw m3, filter_x_a
pmullw m5, filter_x_b
paddw m3, filter_rnd
paddw m2, m4
paddw m3, m5
psrlw m2, 4
psrlw m3, 4
mova m4, m2
mova m5, m3
pmullw m0, filter_y_a
pmullw m2, filter_y_b
paddw m0, filter_rnd
pmullw m1, filter_y_a
pmullw m3, filter_y_b
paddw m0, m2
paddw m1, filter_rnd
mova m2, [dstq]
paddw m1, m3
psrlw m0, 4
psrlw m1, 4
mova m3, [dstq+16]
%if %2 == 1 ; avg
pavgw m0, [secq]
pavgw m1, [secq+16]
%endif
SUM_SSE m0, m2, m1, m3, m6, m7
mova m0, m4
mova m1, m5
INC_SRC_BY_SRC_STRIDE
lea dstq, [dstq + dst_strideq * 2]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%else ; %1 < 16
movu m0, [srcq]
movu m2, [srcq+2]
pmullw m0, filter_x_a
pmullw m2, filter_x_b
paddw m0, filter_rnd
paddw m0, m2
psrlw m0, 4
INC_SRC_BY_SRC_STRIDE
.x_other_y_other_loop:
movu m2, [srcq]
movu m4, [srcq+2]
INC_SRC_BY_SRC_STRIDE
movu m3, [srcq]
movu m5, [srcq+2]
pmullw m2, filter_x_a
pmullw m4, filter_x_b
paddw m2, filter_rnd
pmullw m3, filter_x_a
pmullw m5, filter_x_b
paddw m3, filter_rnd
paddw m2, m4
paddw m3, m5
psrlw m2, 4
psrlw m3, 4
mova m4, m2
mova m5, m3
pmullw m0, filter_y_a
pmullw m2, filter_y_b
paddw m0, filter_rnd
pmullw m4, filter_y_a
pmullw m3, filter_y_b
paddw m0, m2
paddw m4, filter_rnd
movu m2, [dstq]
paddw m4, m3
psrlw m0, 4
psrlw m4, 4
movu m3, [dstq+dst_strideq*2]
%if %2 == 1 ; avg
pavgw m0, [secq]
add secq, sec_str
pavgw m4, [secq]
%endif
SUM_SSE m0, m2, m4, m3, m6, m7
mova m0, m5
INC_SRC_BY_SRC_STRIDE
lea dstq, [dstq + dst_strideq * 4]
%if %2 == 1 ; avg
add secq, sec_str
%endif
%endif
dec block_height
jg .x_other_y_other_loop
%undef filter_x_a
%undef filter_x_b
%undef filter_y_a
%undef filter_y_b
%undef filter_rnd
STORE_AND_RET
%endmacro
INIT_XMM sse2
SUBPEL_VARIANCE 8
SUBPEL_VARIANCE 16
INIT_XMM sse2
SUBPEL_VARIANCE 8, 1
SUBPEL_VARIANCE 16, 1