629 lines
19 KiB
NASM
629 lines
19 KiB
NASM
;
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; Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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;
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; Use of this source code is governed by a BSD-style license
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; that can be found in the LICENSE file in the root of the source
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; tree. An additional intellectual property rights grant can be found
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; in the file PATENTS. All contributing project authors may
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; be found in the AUTHORS file in the root of the source tree.
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;
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%include "third_party/x86inc/x86inc.asm"
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SECTION_RODATA
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pw_64: times 8 dw 64
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; %define USE_PMULHRSW
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; NOTE: pmulhrsw has a latency of 5 cycles. Tests showed a performance loss
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; when using this instruction.
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;
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; The add order below (based on ffvp9) must be followed to prevent outranges.
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; x = k0k1 + k4k5
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; y = k2k3 + k6k7
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; z = signed SAT(x + y)
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SECTION .text
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%if ARCH_X86_64
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%define LOCAL_VARS_SIZE 16*4
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%else
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%define LOCAL_VARS_SIZE 16*6
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%endif
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%macro SETUP_LOCAL_VARS 0
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; TODO(slavarnway): using xmm registers for these on ARCH_X86_64 +
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; pmaddubsw has a higher latency on some platforms, this might be eased by
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; interleaving the instructions.
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%define k0k1 [rsp + 16*0]
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%define k2k3 [rsp + 16*1]
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%define k4k5 [rsp + 16*2]
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%define k6k7 [rsp + 16*3]
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packsswb m4, m4
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; TODO(slavarnway): multiple pshufb instructions had a higher latency on
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; some platforms.
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pshuflw m0, m4, 0b ;k0_k1
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pshuflw m1, m4, 01010101b ;k2_k3
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pshuflw m2, m4, 10101010b ;k4_k5
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pshuflw m3, m4, 11111111b ;k6_k7
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punpcklqdq m0, m0
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punpcklqdq m1, m1
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punpcklqdq m2, m2
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punpcklqdq m3, m3
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mova k0k1, m0
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mova k2k3, m1
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mova k4k5, m2
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mova k6k7, m3
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%if ARCH_X86_64
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%define krd m12
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%define tmp m13
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mova krd, [GLOBAL(pw_64)]
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%else
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%define tmp [rsp + 16*4]
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%define krd [rsp + 16*5]
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%if CONFIG_PIC=0
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mova m6, [GLOBAL(pw_64)]
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%else
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; build constants without accessing global memory
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pcmpeqb m6, m6 ;all ones
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psrlw m6, 15
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psllw m6, 6 ;aka pw_64
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%endif
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mova krd, m6
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%endif
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%endm
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%macro HORIZx4_ROW 2
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mova %2, %1
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punpcklbw %1, %1
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punpckhbw %2, %2
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mova m3, %2
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palignr %2, %1, 1
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palignr m3, %1, 5
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pmaddubsw %2, k0k1k4k5
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pmaddubsw m3, k2k3k6k7
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mova m4, %2 ;k0k1
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mova m5, m3 ;k2k3
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psrldq %2, 8 ;k4k5
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psrldq m3, 8 ;k6k7
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paddsw %2, m4
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paddsw m5, m3
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paddsw %2, m5
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paddsw %2, krd
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psraw %2, 7
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packuswb %2, %2
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%endm
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;-------------------------------------------------------------------------------
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%macro SUBPIX_HFILTER4 1
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cglobal filter_block1d4_%1, 6, 6+(ARCH_X86_64*2), 11, LOCAL_VARS_SIZE, \
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src, sstride, dst, dstride, height, filter
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mova m4, [filterq]
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packsswb m4, m4
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%if ARCH_X86_64
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%define k0k1k4k5 m8
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%define k2k3k6k7 m9
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%define krd m10
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%define orig_height r7d
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mova krd, [GLOBAL(pw_64)]
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pshuflw k0k1k4k5, m4, 0b ;k0_k1
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pshufhw k0k1k4k5, k0k1k4k5, 10101010b ;k0_k1_k4_k5
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pshuflw k2k3k6k7, m4, 01010101b ;k2_k3
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pshufhw k2k3k6k7, k2k3k6k7, 11111111b ;k2_k3_k6_k7
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%else
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%define k0k1k4k5 [rsp + 16*0]
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%define k2k3k6k7 [rsp + 16*1]
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%define krd [rsp + 16*2]
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%define orig_height [rsp + 16*3]
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pshuflw m6, m4, 0b ;k0_k1
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pshufhw m6, m6, 10101010b ;k0_k1_k4_k5
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pshuflw m7, m4, 01010101b ;k2_k3
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pshufhw m7, m7, 11111111b ;k2_k3_k6_k7
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%if CONFIG_PIC=0
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mova m1, [GLOBAL(pw_64)]
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%else
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; build constants without accessing global memory
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pcmpeqb m1, m1 ;all ones
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psrlw m1, 15
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psllw m1, 6 ;aka pw_64
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%endif
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mova k0k1k4k5, m6
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mova k2k3k6k7, m7
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mova krd, m1
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%endif
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mov orig_height, heightd
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shr heightd, 1
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.loop:
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;Do two rows at once
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movh m0, [srcq - 3]
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movh m1, [srcq + 5]
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punpcklqdq m0, m1
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mova m1, m0
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movh m2, [srcq + sstrideq - 3]
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movh m3, [srcq + sstrideq + 5]
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punpcklqdq m2, m3
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mova m3, m2
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punpcklbw m0, m0
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punpckhbw m1, m1
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punpcklbw m2, m2
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punpckhbw m3, m3
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mova m4, m1
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palignr m4, m0, 1
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pmaddubsw m4, k0k1k4k5
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palignr m1, m0, 5
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pmaddubsw m1, k2k3k6k7
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mova m7, m3
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palignr m7, m2, 1
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pmaddubsw m7, k0k1k4k5
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palignr m3, m2, 5
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pmaddubsw m3, k2k3k6k7
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mova m0, m4 ;k0k1
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mova m5, m1 ;k2k3
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mova m2, m7 ;k0k1 upper
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psrldq m4, 8 ;k4k5
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psrldq m1, 8 ;k6k7
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paddsw m4, m0
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paddsw m5, m1
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mova m1, m3 ;k2k3 upper
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psrldq m7, 8 ;k4k5 upper
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psrldq m3, 8 ;k6k7 upper
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paddsw m7, m2
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paddsw m4, m5
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paddsw m1, m3
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paddsw m7, m1
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paddsw m4, krd
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psraw m4, 7
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packuswb m4, m4
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paddsw m7, krd
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psraw m7, 7
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packuswb m7, m7
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%ifidn %1, h8_avg
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movd m0, [dstq]
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pavgb m4, m0
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movd m2, [dstq + dstrideq]
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pavgb m7, m2
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%endif
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movd [dstq], m4
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movd [dstq + dstrideq], m7
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lea srcq, [srcq + sstrideq ]
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prefetcht0 [srcq + 4 * sstrideq - 3]
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lea srcq, [srcq + sstrideq ]
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lea dstq, [dstq + 2 * dstrideq ]
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prefetcht0 [srcq + 2 * sstrideq - 3]
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dec heightd
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jnz .loop
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; Do last row if output_height is odd
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mov heightd, orig_height
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and heightd, 1
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je .done
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movh m0, [srcq - 3] ; load src
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movh m1, [srcq + 5]
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punpcklqdq m0, m1
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HORIZx4_ROW m0, m1
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%ifidn %1, h8_avg
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movd m0, [dstq]
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pavgb m1, m0
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%endif
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movd [dstq], m1
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.done
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RET
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%endm
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%macro HORIZx8_ROW 5
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mova %2, %1
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punpcklbw %1, %1
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punpckhbw %2, %2
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mova %3, %2
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mova %4, %2
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mova %5, %2
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palignr %2, %1, 1
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palignr %3, %1, 5
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palignr %4, %1, 9
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palignr %5, %1, 13
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pmaddubsw %2, k0k1
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pmaddubsw %3, k2k3
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pmaddubsw %4, k4k5
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pmaddubsw %5, k6k7
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paddsw %2, %4
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paddsw %5, %3
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paddsw %2, %5
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paddsw %2, krd
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psraw %2, 7
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packuswb %2, %2
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SWAP %1, %2
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%endm
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;-------------------------------------------------------------------------------
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%macro SUBPIX_HFILTER8 1
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cglobal filter_block1d8_%1, 6, 6+(ARCH_X86_64*1), 14, LOCAL_VARS_SIZE, \
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src, sstride, dst, dstride, height, filter
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mova m4, [filterq]
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SETUP_LOCAL_VARS
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%if ARCH_X86_64
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%define orig_height r7d
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%else
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%define orig_height heightmp
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%endif
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mov orig_height, heightd
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shr heightd, 1
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.loop:
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movh m0, [srcq - 3]
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movh m3, [srcq + 5]
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movh m4, [srcq + sstrideq - 3]
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movh m7, [srcq + sstrideq + 5]
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punpcklqdq m0, m3
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mova m1, m0
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punpcklbw m0, m0
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punpckhbw m1, m1
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mova m5, m1
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palignr m5, m0, 13
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pmaddubsw m5, k6k7
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mova m2, m1
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mova m3, m1
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palignr m1, m0, 1
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pmaddubsw m1, k0k1
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punpcklqdq m4, m7
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mova m6, m4
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punpcklbw m4, m4
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palignr m2, m0, 5
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punpckhbw m6, m6
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palignr m3, m0, 9
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mova m7, m6
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pmaddubsw m2, k2k3
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pmaddubsw m3, k4k5
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palignr m7, m4, 13
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mova m0, m6
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palignr m0, m4, 5
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pmaddubsw m7, k6k7
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paddsw m1, m3
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paddsw m2, m5
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paddsw m1, m2
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mova m5, m6
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palignr m6, m4, 1
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pmaddubsw m0, k2k3
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pmaddubsw m6, k0k1
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palignr m5, m4, 9
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paddsw m1, krd
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pmaddubsw m5, k4k5
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psraw m1, 7
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paddsw m0, m7
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%ifidn %1, h8_avg
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movh m7, [dstq]
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movh m2, [dstq + dstrideq]
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%endif
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packuswb m1, m1
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paddsw m6, m5
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paddsw m6, m0
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paddsw m6, krd
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psraw m6, 7
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packuswb m6, m6
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%ifidn %1, h8_avg
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pavgb m1, m7
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pavgb m6, m2
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%endif
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movh [dstq], m1
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movh [dstq + dstrideq], m6
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lea srcq, [srcq + sstrideq ]
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prefetcht0 [srcq + 4 * sstrideq - 3]
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lea srcq, [srcq + sstrideq ]
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lea dstq, [dstq + 2 * dstrideq ]
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prefetcht0 [srcq + 2 * sstrideq - 3]
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dec heightd
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jnz .loop
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;Do last row if output_height is odd
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mov heightd, orig_height
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and heightd, 1
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je .done
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movh m0, [srcq - 3]
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movh m3, [srcq + 5]
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punpcklqdq m0, m3
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HORIZx8_ROW m0, m1, m2, m3, m4
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%ifidn %1, h8_avg
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movh m1, [dstq]
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pavgb m0, m1
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%endif
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movh [dstq], m0
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.done:
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RET
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%endm
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;-------------------------------------------------------------------------------
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%macro SUBPIX_HFILTER16 1
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cglobal filter_block1d16_%1, 6, 6+(ARCH_X86_64*0), 14, LOCAL_VARS_SIZE, \
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src, sstride, dst, dstride, height, filter
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mova m4, [filterq]
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SETUP_LOCAL_VARS
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.loop:
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prefetcht0 [srcq + 2 * sstrideq -3]
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movh m0, [srcq - 3]
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movh m4, [srcq + 5]
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movh m6, [srcq + 13]
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punpcklqdq m0, m4
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mova m7, m0
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punpckhbw m0, m0
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mova m1, m0
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punpcklqdq m4, m6
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mova m3, m0
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punpcklbw m7, m7
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palignr m3, m7, 13
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mova m2, m0
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pmaddubsw m3, k6k7
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palignr m0, m7, 1
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pmaddubsw m0, k0k1
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palignr m1, m7, 5
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pmaddubsw m1, k2k3
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palignr m2, m7, 9
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pmaddubsw m2, k4k5
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paddsw m1, m3
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mova m3, m4
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punpckhbw m4, m4
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mova m5, m4
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punpcklbw m3, m3
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mova m7, m4
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palignr m5, m3, 5
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mova m6, m4
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palignr m4, m3, 1
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pmaddubsw m4, k0k1
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pmaddubsw m5, k2k3
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palignr m6, m3, 9
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pmaddubsw m6, k4k5
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palignr m7, m3, 13
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pmaddubsw m7, k6k7
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paddsw m0, m2
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paddsw m0, m1
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%ifidn %1, h8_avg
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mova m1, [dstq]
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%endif
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paddsw m4, m6
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paddsw m5, m7
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paddsw m4, m5
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paddsw m0, krd
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paddsw m4, krd
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psraw m0, 7
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psraw m4, 7
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packuswb m0, m4
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%ifidn %1, h8_avg
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pavgb m0, m1
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%endif
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lea srcq, [srcq + sstrideq]
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mova [dstq], m0
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lea dstq, [dstq + dstrideq]
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dec heightd
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jnz .loop
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RET
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%endm
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INIT_XMM ssse3
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SUBPIX_HFILTER16 h8
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SUBPIX_HFILTER16 h8_avg
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SUBPIX_HFILTER8 h8
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SUBPIX_HFILTER8 h8_avg
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SUBPIX_HFILTER4 h8
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SUBPIX_HFILTER4 h8_avg
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;-------------------------------------------------------------------------------
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%macro SUBPIX_VFILTER 2
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cglobal filter_block1d%2_%1, 6, 6+(ARCH_X86_64*3), 14, LOCAL_VARS_SIZE, \
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src, sstride, dst, dstride, height, filter
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mova m4, [filterq]
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SETUP_LOCAL_VARS
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%if ARCH_X86_64
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%define src1q r7
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%define sstride6q r8
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%define dst_stride dstrideq
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%else
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%define src1q filterq
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%define sstride6q dstrideq
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%define dst_stride dstridemp
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%endif
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mov src1q, srcq
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add src1q, sstrideq
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lea sstride6q, [sstrideq + sstrideq * 4]
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add sstride6q, sstrideq ;pitch * 6
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%ifidn %2, 8
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%define movx movh
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%else
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%define movx movd
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%endif
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.loop:
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movx m0, [srcq ] ;A
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movx m1, [srcq + sstrideq ] ;B
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punpcklbw m0, m1 ;A B
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movx m2, [srcq + sstrideq * 2 ] ;C
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pmaddubsw m0, k0k1
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mova m6, m2
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movx m3, [src1q + sstrideq * 2] ;D
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punpcklbw m2, m3 ;C D
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pmaddubsw m2, k2k3
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movx m4, [srcq + sstrideq * 4 ] ;E
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mova m7, m4
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movx m5, [src1q + sstrideq * 4] ;F
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punpcklbw m4, m5 ;E F
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pmaddubsw m4, k4k5
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punpcklbw m1, m6 ;A B next iter
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movx m6, [srcq + sstride6q ] ;G
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punpcklbw m5, m6 ;E F next iter
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punpcklbw m3, m7 ;C D next iter
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pmaddubsw m5, k4k5
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movx m7, [src1q + sstride6q ] ;H
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punpcklbw m6, m7 ;G H
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pmaddubsw m6, k6k7
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pmaddubsw m3, k2k3
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pmaddubsw m1, k0k1
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paddsw m0, m4
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paddsw m2, m6
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movx m6, [srcq + sstrideq * 8 ] ;H next iter
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punpcklbw m7, m6
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pmaddubsw m7, k6k7
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paddsw m0, m2
|
|
paddsw m0, krd
|
|
psraw m0, 7
|
|
paddsw m1, m5
|
|
packuswb m0, m0
|
|
|
|
paddsw m3, m7
|
|
paddsw m1, m3
|
|
paddsw m1, krd
|
|
psraw m1, 7
|
|
lea srcq, [srcq + sstrideq * 2 ]
|
|
lea src1q, [src1q + sstrideq * 2]
|
|
packuswb m1, m1
|
|
|
|
%ifidn %1, v8_avg
|
|
movx m2, [dstq]
|
|
pavgb m0, m2
|
|
%endif
|
|
movx [dstq], m0
|
|
add dstq, dst_stride
|
|
%ifidn %1, v8_avg
|
|
movx m3, [dstq]
|
|
pavgb m1, m3
|
|
%endif
|
|
movx [dstq], m1
|
|
add dstq, dst_stride
|
|
sub heightd, 2
|
|
cmp heightd, 1
|
|
jg .loop
|
|
|
|
cmp heightd, 0
|
|
je .done
|
|
|
|
movx m0, [srcq ] ;A
|
|
movx m1, [srcq + sstrideq ] ;B
|
|
movx m6, [srcq + sstride6q ] ;G
|
|
punpcklbw m0, m1 ;A B
|
|
movx m7, [src1q + sstride6q ] ;H
|
|
pmaddubsw m0, k0k1
|
|
movx m2, [srcq + sstrideq * 2 ] ;C
|
|
punpcklbw m6, m7 ;G H
|
|
movx m3, [src1q + sstrideq * 2] ;D
|
|
pmaddubsw m6, k6k7
|
|
movx m4, [srcq + sstrideq * 4 ] ;E
|
|
punpcklbw m2, m3 ;C D
|
|
movx m5, [src1q + sstrideq * 4] ;F
|
|
punpcklbw m4, m5 ;E F
|
|
pmaddubsw m2, k2k3
|
|
pmaddubsw m4, k4k5
|
|
paddsw m2, m6
|
|
paddsw m0, m4
|
|
paddsw m0, m2
|
|
paddsw m0, krd
|
|
psraw m0, 7
|
|
packuswb m0, m0
|
|
%ifidn %1, v8_avg
|
|
movx m1, [dstq]
|
|
pavgb m0, m1
|
|
%endif
|
|
movx [dstq], m0
|
|
.done:
|
|
RET
|
|
%endm
|
|
|
|
;-------------------------------------------------------------------------------
|
|
%macro SUBPIX_VFILTER16 1
|
|
cglobal filter_block1d16_%1, 6, 6+(ARCH_X86_64*3), 14, LOCAL_VARS_SIZE, \
|
|
src, sstride, dst, dstride, height, filter
|
|
mova m4, [filterq]
|
|
SETUP_LOCAL_VARS
|
|
%if ARCH_X86_64
|
|
%define src1q r7
|
|
%define sstride6q r8
|
|
%define dst_stride dstrideq
|
|
%else
|
|
%define src1q filterq
|
|
%define sstride6q dstrideq
|
|
%define dst_stride dstridemp
|
|
%endif
|
|
mov src1q, srcq
|
|
add src1q, sstrideq
|
|
lea sstride6q, [sstrideq + sstrideq * 4]
|
|
add sstride6q, sstrideq ;pitch * 6
|
|
|
|
.loop:
|
|
movh m0, [srcq ] ;A
|
|
movh m1, [srcq + sstrideq ] ;B
|
|
movh m2, [srcq + sstrideq * 2 ] ;C
|
|
movh m3, [src1q + sstrideq * 2] ;D
|
|
movh m4, [srcq + sstrideq * 4 ] ;E
|
|
movh m5, [src1q + sstrideq * 4] ;F
|
|
|
|
punpcklbw m0, m1 ;A B
|
|
movh m6, [srcq + sstride6q] ;G
|
|
punpcklbw m2, m3 ;C D
|
|
movh m7, [src1q + sstride6q] ;H
|
|
punpcklbw m4, m5 ;E F
|
|
pmaddubsw m0, k0k1
|
|
movh m3, [srcq + 8] ;A
|
|
pmaddubsw m2, k2k3
|
|
punpcklbw m6, m7 ;G H
|
|
movh m5, [srcq + sstrideq + 8] ;B
|
|
pmaddubsw m4, k4k5
|
|
punpcklbw m3, m5 ;A B
|
|
movh m7, [srcq + sstrideq * 2 + 8] ;C
|
|
pmaddubsw m6, k6k7
|
|
movh m5, [src1q + sstrideq * 2 + 8] ;D
|
|
punpcklbw m7, m5 ;C D
|
|
paddsw m2, m6
|
|
pmaddubsw m3, k0k1
|
|
movh m1, [srcq + sstrideq * 4 + 8] ;E
|
|
paddsw m0, m4
|
|
pmaddubsw m7, k2k3
|
|
movh m6, [src1q + sstrideq * 4 + 8] ;F
|
|
punpcklbw m1, m6 ;E F
|
|
paddsw m0, m2
|
|
paddsw m0, krd
|
|
movh m2, [srcq + sstride6q + 8] ;G
|
|
pmaddubsw m1, k4k5
|
|
movh m5, [src1q + sstride6q + 8] ;H
|
|
psraw m0, 7
|
|
punpcklbw m2, m5 ;G H
|
|
pmaddubsw m2, k6k7
|
|
%ifidn %1, v8_avg
|
|
mova m4, [dstq]
|
|
%endif
|
|
movh [dstq], m0
|
|
paddsw m7, m2
|
|
paddsw m3, m1
|
|
paddsw m3, m7
|
|
paddsw m3, krd
|
|
psraw m3, 7
|
|
packuswb m0, m3
|
|
|
|
add srcq, sstrideq
|
|
add src1q, sstrideq
|
|
%ifidn %1, v8_avg
|
|
pavgb m0, m4
|
|
%endif
|
|
mova [dstq], m0
|
|
add dstq, dst_stride
|
|
dec heightd
|
|
jnz .loop
|
|
RET
|
|
%endm
|
|
|
|
INIT_XMM ssse3
|
|
SUBPIX_VFILTER16 v8
|
|
SUBPIX_VFILTER16 v8_avg
|
|
SUBPIX_VFILTER v8, 8
|
|
SUBPIX_VFILTER v8_avg, 8
|
|
SUBPIX_VFILTER v8, 4
|
|
SUBPIX_VFILTER v8_avg, 4
|