mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-26 01:02:33 +00:00
116 lines
3.8 KiB
ArmAsm
116 lines
3.8 KiB
ArmAsm
/*
|
|
* Copyright © 2024 Rémi Denis-Courmont.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "libavutil/riscv/asm.S"
|
|
|
|
.macro sx rd, addr
|
|
#if (__riscv_xlen == 32)
|
|
sw \rd, \addr
|
|
#elif (__riscv_xlen == 64)
|
|
sd \rd, \addr
|
|
#else
|
|
sq \rd, \addr
|
|
#endif
|
|
.endm
|
|
|
|
func ff_h264_add_pixels4_8_rvv, zve32x
|
|
lpad 0
|
|
vsetivli zero, 4, e8, mf4, ta, ma
|
|
vlse32.v v8, (a0), a2
|
|
vsetivli zero, 4 * 4, e8, m1, ta, ma
|
|
vle16.v v16, (a1)
|
|
.equ offset, 0
|
|
.rept 256 / __riscv_xlen
|
|
sx zero, offset(a1)
|
|
.equ offset, offset + (__riscv_xlen / 8)
|
|
.endr
|
|
vncvt.x.x.w v24, v16
|
|
vadd.vv v8, v8, v24
|
|
vsetivli zero, 4, e8, mf4, ta, ma
|
|
vsse32.v v8, (a0), a2
|
|
ret
|
|
endfunc
|
|
|
|
func ff_h264_add_pixels4_16_rvv, zve64x
|
|
lpad 0
|
|
vsetivli zero, 4, e16, mf2, ta, ma
|
|
vlse64.v v8, (a0), a2
|
|
vsetivli zero, 4 * 4, e16, m2, ta, ma
|
|
vle32.v v16, (a1)
|
|
.equ offset, 0
|
|
.rept 512 / __riscv_xlen
|
|
sx zero, offset(a1)
|
|
.equ offset, offset + (__riscv_xlen / 8)
|
|
.endr
|
|
vncvt.x.x.w v24, v16
|
|
vadd.vv v8, v8, v24
|
|
vsetivli zero, 4, e16, mf2, ta, ma
|
|
vsse64.v v8, (a0), a2
|
|
ret
|
|
endfunc
|
|
|
|
func ff_h264_add_pixels8_8_rvv, zve64x
|
|
lpad 0
|
|
li t0, 8 * 8
|
|
vsetivli zero, 8, e8, mf2, ta, ma
|
|
vlse64.v v8, (a0), a2
|
|
vsetvli zero, t0, e8, m4, ta, ma
|
|
vle16.v v16, (a1)
|
|
.equ offset, 0
|
|
.rept 1024 / __riscv_xlen
|
|
sx zero, offset(a1)
|
|
.equ offset, offset + (__riscv_xlen / 8)
|
|
.endr
|
|
vncvt.x.x.w v24, v16
|
|
vadd.vv v8, v8, v24
|
|
vsetivli zero, 8, e8, mf2, ta, ma
|
|
vsse64.v v8, (a0), a2
|
|
ret
|
|
endfunc
|
|
|
|
func ff_h264_add_pixels8_16_rvv, zve32x
|
|
lpad 0
|
|
li t0, 8
|
|
vsetivli zero, 8, e16, m1, ta, ma
|
|
1:
|
|
vle32.v v16, (a1)
|
|
addi t0, t0, -1
|
|
vle16.v v8, (a0)
|
|
.equ offset, 0
|
|
.rept 256 / __riscv_xlen
|
|
sx zero, offset(a1)
|
|
.equ offset, offset + (__riscv_xlen / 8)
|
|
.endr
|
|
vncvt.x.x.w v24, v16
|
|
addi a1, a1, 8 * 4
|
|
vadd.vv v8, v8, v24
|
|
vse16.v v8, (a0)
|
|
add a0, a0, a2
|
|
bnez t0, 1b
|
|
|
|
ret
|
|
endfunc
|