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- /*
- * Loongson LSX optimized swscale
- *
- * Copyright (c) 2023 Loongson Technology Corporation Limited
- * Contributed by Lu Wang <wanglu@loongson.cn>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
- #include "libavcodec/loongarch/loongson_asm.S"
- /* void ff_hscale_8_to_15_lsx(SwsContext *c, int16_t *dst, int dstW,
- * const uint8_t *src, const int16_t *filter,
- * const int32_t *filterPos, int filterSize)
- */
- function ff_hscale_8_to_15_lsx
- addi.d sp, sp, -72
- st.d s0, sp, 0
- st.d s1, sp, 8
- st.d s2, sp, 16
- st.d s3, sp, 24
- st.d s4, sp, 32
- st.d s5, sp, 40
- st.d s6, sp, 48
- st.d s7, sp, 56
- st.d s8, sp, 64
- li.w t0, 32767
- li.w t8, 8
- li.w t7, 4
- vldi vr0, 0
- vreplgr2vr.w vr20, t0
- beq a6, t7, .LOOP_DSTW4
- beq a6, t8, .LOOP_DSTW8
- blt t8, a6, .LOOP_START
- b .END_DSTW4
- .LOOP_START:
- li.w t1, 0
- li.w s1, 0
- li.w s2, 0
- li.w s3, 0
- li.w s4, 0
- li.w s5, 0
- vldi vr22, 0
- addi.w s0, a6, -7
- slli.w s7, a6, 1
- slli.w s8, a6, 2
- add.w t6, s7, s8
- .LOOP_DSTW:
- ld.w t2, a5, 0
- ld.w t3, a5, 4
- ld.w t4, a5, 8
- ld.w t5, a5, 12
- fldx.d f1, a3, t2
- fldx.d f2, a3, t3
- fldx.d f3, a3, t4
- fldx.d f4, a3, t5
- vld vr9, a4, 0
- vldx vr10, a4, s7
- vldx vr11, a4, s8
- vldx vr12, a4, t6
- vilvl.b vr1, vr0, vr1
- vilvl.b vr2, vr0, vr2
- vilvl.b vr3, vr0, vr3
- vilvl.b vr4, vr0, vr4
- vdp2.w.h vr17, vr1, vr9
- vdp2.w.h vr18, vr2, vr10
- vdp2.w.h vr19, vr3, vr11
- vdp2.w.h vr21, vr4, vr12
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.d vr1, vr3, vr1
- vadd.w vr22, vr22, vr1
- addi.w s1, s1, 8
- addi.d a3, a3, 8
- addi.d a4, a4, 16
- blt s1, s0, .LOOP_DSTW
- blt s1, a6, .DSTWA
- b .END_FILTER
- .DSTWA:
- ld.w t2, a5, 0
- li.w t3, 0
- move s6, s1
- .FILTERSIZEA:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s2, s2, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERSIZEA
- ld.w t2, a5, 4
- li.w t3, 0
- move s6, s1
- addi.w t1, t1, 1
- .FILTERSIZEB:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s3, s3, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERSIZEB
- ld.w t2, a5, 8
- addi.w t1, t1, 1
- li.w t3, 0
- move s6, s1
- .FILTERSIZEC:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s4, s4, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERSIZEC
- ld.w t2, a5, 12
- addi.w t1, t1, 1
- move s6, s1
- li.w t3, 0
- .FILTERSIZED:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s5, s5, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERSIZED
- .END_FILTER:
- vpickve2gr.w t1, vr22, 0
- vpickve2gr.w t2, vr22, 1
- vpickve2gr.w t3, vr22, 2
- vpickve2gr.w t4, vr22, 3
- add.w s2, s2, t1
- add.w s3, s3, t2
- add.w s4, s4, t3
- add.w s5, s5, t4
- srai.w s2, s2, 7
- srai.w s3, s3, 7
- srai.w s4, s4, 7
- srai.w s5, s5, 7
- slt t1, s2, t0
- slt t2, s3, t0
- slt t3, s4, t0
- slt t4, s5, t0
- maskeqz s2, s2, t1
- maskeqz s3, s3, t2
- maskeqz s4, s4, t3
- maskeqz s5, s5, t4
- masknez t1, t0, t1
- masknez t2, t0, t2
- masknez t3, t0, t3
- masknez t4, t0, t4
- or s2, s2, t1
- or s3, s3, t2
- or s4, s4, t3
- or s5, s5, t4
- st.h s2, a1, 0
- st.h s3, a1, 2
- st.h s4, a1, 4
- st.h s5, a1, 6
- addi.d a1, a1, 8
- sub.d a3, a3, s1
- addi.d a5, a5, 16
- slli.d t3, a6, 3
- add.d a4, a4, t3
- sub.d a4, a4, s1
- sub.d a4, a4, s1
- addi.d a2, a2, -4
- bge a2, t7, .LOOP_START
- blt zero, a2, .RES
- b .END_LOOP
- .RES:
- li.w t1, 0
- .DSTW:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTERSIZE:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTERSIZE
- srai.w t8, t8, 7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DSTW
- b .END_LOOP
- .LOOP_DSTW8:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- fldx.d f1, a3, t1
- fldx.d f2, a3, t2
- fldx.d f3, a3, t3
- fldx.d f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- fldx.d f5, a3, t1
- fldx.d f6, a3, t2
- fldx.d f7, a3, t3
- fldx.d f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vld vr13, a4, 64
- vld vr14, a4, 80
- vld vr15, a4, 96
- vld vr16, a4, 112
- vilvl.b vr1, vr0, vr1
- vilvl.b vr2, vr0, vr2
- vilvl.b vr3, vr0, vr3
- vilvl.b vr4, vr0, vr4
- vilvl.b vr5, vr0, vr5
- vilvl.b vr6, vr0, vr6
- vilvl.b vr7, vr0, vr7
- vilvl.b vr8, vr0, vr8
- vdp2.w.h vr17, vr1, vr9
- vdp2.w.h vr18, vr2, vr10
- vdp2.w.h vr19, vr3, vr11
- vdp2.w.h vr21, vr4, vr12
- vdp2.w.h vr1, vr5, vr13
- vdp2.w.h vr2, vr6, vr14
- vdp2.w.h vr3, vr7, vr15
- vdp2.w.h vr4, vr8, vr16
- vhaddw.d.w vr5, vr1, vr1
- vhaddw.d.w vr6, vr2, vr2
- vhaddw.d.w vr7, vr3, vr3
- vhaddw.d.w vr8, vr4, vr4
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vhaddw.q.d vr5, vr5, vr5
- vhaddw.q.d vr6, vr6, vr6
- vhaddw.q.d vr7, vr7, vr7
- vhaddw.q.d vr8, vr8, vr8
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.d vr1, vr3, vr1
- vilvl.d vr5, vr7, vr5
- vsrai.w vr1, vr1, 7
- vsrai.w vr5, vr5, 7
- vmin.w vr1, vr1, vr20
- vmin.w vr5, vr5, vr20
- vpickev.h vr1, vr5, vr1
- vst vr1, a1, 0
- addi.d a1, a1, 16
- addi.d a5, a5, 32
- addi.d a4, a4, 128
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_DSTW8
- blt zero, a2, .RES8
- b .END_LOOP
- .RES8:
- li.w t1, 0
- .DSTW8:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTERSIZE8:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTERSIZE8
- srai.w t8, t8, 7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DSTW8
- b .END_LOOP
- .LOOP_DSTW4:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- fldx.s f1, a3, t1
- fldx.s f2, a3, t2
- fldx.s f3, a3, t3
- fldx.s f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- fldx.s f5, a3, t1
- fldx.s f6, a3, t2
- fldx.s f7, a3, t3
- fldx.s f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.b vr1, vr0, vr1
- vilvl.b vr3, vr0, vr3
- vilvl.b vr5, vr0, vr5
- vilvl.b vr7, vr0, vr7
- vdp2.w.h vr13, vr1, vr9
- vdp2.w.h vr14, vr3, vr10
- vdp2.w.h vr15, vr5, vr11
- vdp2.w.h vr16, vr7, vr12
- vhaddw.d.w vr13, vr13, vr13
- vhaddw.d.w vr14, vr14, vr14
- vhaddw.d.w vr15, vr15, vr15
- vhaddw.d.w vr16, vr16, vr16
- vpickev.w vr13, vr14, vr13
- vpickev.w vr15, vr16, vr15
- vsrai.w vr13, vr13, 7
- vsrai.w vr15, vr15, 7
- vmin.w vr13, vr13, vr20
- vmin.w vr15, vr15, vr20
- vpickev.h vr13, vr15, vr13
- vst vr13, a1, 0
- addi.d a1, a1, 16
- addi.d a5, a5, 32
- addi.d a4, a4, 64
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_DSTW4
- blt zero, a2, .RES4
- b .END_LOOP
- .RES4:
- li.w t1, 0
- .DSTW4:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTERSIZE4:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTERSIZE4
- srai.w t8, t8, 7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DSTW4
- b .END_LOOP
- .END_DSTW4:
- li.w t1, 0
- .LOOP_DSTW1:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTERSIZE1:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTERSIZE1
- srai.w t8, t8, 7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .LOOP_DSTW1
- b .END_LOOP
- .END_LOOP:
- ld.d s0, sp, 0
- ld.d s1, sp, 8
- ld.d s2, sp, 16
- ld.d s3, sp, 24
- ld.d s4, sp, 32
- ld.d s5, sp, 40
- ld.d s6, sp, 48
- ld.d s7, sp, 56
- ld.d s8, sp, 64
- addi.d sp, sp, 72
- endfunc
- /* void ff_hscale_8_to_19_lsx(SwsContext *c, int16_t *dst, int dstW,
- * const uint8_t *src, const int16_t *filter,
- * const int32_t *filterPos, int filterSize)
- */
- function ff_hscale_8_to_19_lsx
- addi.d sp, sp, -72
- st.d s0, sp, 0
- st.d s1, sp, 8
- st.d s2, sp, 16
- st.d s3, sp, 24
- st.d s4, sp, 32
- st.d s5, sp, 40
- st.d s6, sp, 48
- st.d s7, sp, 56
- st.d s8, sp, 64
- li.w t0, 524287
- li.w t8, 8
- li.w t7, 4
- vldi vr0, 0
- vreplgr2vr.w vr20, t0
- beq a6, t7, .LOOP_DST4
- beq a6, t8, .LOOP_DST8
- blt t8, a6, .LOOP
- b .END_DST4
- .LOOP:
- li.w t1, 0
- li.w s1, 0
- li.w s2, 0
- li.w s3, 0
- li.w s4, 0
- li.w s5, 0
- vldi vr22, 0
- addi.w s0, a6, -7
- slli.w s7, a6, 1
- slli.w s8, a6, 2
- add.w t6, s7, s8
- .LOOP_DST:
- ld.w t2, a5, 0
- ld.w t3, a5, 4
- ld.w t4, a5, 8
- ld.w t5, a5, 12
- fldx.d f1, a3, t2
- fldx.d f2, a3, t3
- fldx.d f3, a3, t4
- fldx.d f4, a3, t5
- vld vr9, a4, 0
- vldx vr10, a4, s7
- vldx vr11, a4, s8
- vldx vr12, a4, t6
- vilvl.b vr1, vr0, vr1
- vilvl.b vr2, vr0, vr2
- vilvl.b vr3, vr0, vr3
- vilvl.b vr4, vr0, vr4
- vdp2.w.h vr17, vr1, vr9
- vdp2.w.h vr18, vr2, vr10
- vdp2.w.h vr19, vr3, vr11
- vdp2.w.h vr21, vr4, vr12
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.d vr1, vr3, vr1
- vadd.w vr22, vr22, vr1
- addi.w s1, s1, 8
- addi.d a3, a3, 8
- addi.d a4, a4, 16
- blt s1, s0, .LOOP_DST
- blt s1, a6, .DSTA
- b .END_FILTERA
- .DSTA:
- ld.w t2, a5, 0
- li.w t3, 0
- move s6, s1
- .FILTERA:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s2, s2, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERA
- ld.w t2, a5, 4
- li.w t3, 0
- move s6, s1
- addi.w t1, t1, 1
- .FILTERB:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s3, s3, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERB
- ld.w t2, a5, 8
- addi.w t1, t1, 1
- li.w t3, 0
- move s6, s1
- .FILTERC:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s4, s4, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERC
- ld.w t2, a5, 12
- addi.w t1, t1, 1
- move s6, s1
- li.w t3, 0
- .FILTERD:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s5, s5, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .FILTERD
- .END_FILTERA:
- vpickve2gr.w t1, vr22, 0
- vpickve2gr.w t2, vr22, 1
- vpickve2gr.w t3, vr22, 2
- vpickve2gr.w t4, vr22, 3
- add.w s2, s2, t1
- add.w s3, s3, t2
- add.w s4, s4, t3
- add.w s5, s5, t4
- srai.w s2, s2, 3
- srai.w s3, s3, 3
- srai.w s4, s4, 3
- srai.w s5, s5, 3
- slt t1, s2, t0
- slt t2, s3, t0
- slt t3, s4, t0
- slt t4, s5, t0
- maskeqz s2, s2, t1
- maskeqz s3, s3, t2
- maskeqz s4, s4, t3
- maskeqz s5, s5, t4
- masknez t1, t0, t1
- masknez t2, t0, t2
- masknez t3, t0, t3
- masknez t4, t0, t4
- or s2, s2, t1
- or s3, s3, t2
- or s4, s4, t3
- or s5, s5, t4
- st.w s2, a1, 0
- st.w s3, a1, 4
- st.w s4, a1, 8
- st.w s5, a1, 12
- addi.d a1, a1, 16
- sub.d a3, a3, s1
- addi.d a5, a5, 16
- slli.d t3, a6, 3
- add.d a4, a4, t3
- sub.d a4, a4, s1
- sub.d a4, a4, s1
- addi.d a2, a2, -4
- bge a2, t7, .LOOP
- blt zero, a2, .RESA
- b .END
- .RESA:
- li.w t1, 0
- .DST:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTER:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTER
- srai.w t8, t8, 3
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DST
- b .END
- .LOOP_DST8:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- fldx.d f1, a3, t1
- fldx.d f2, a3, t2
- fldx.d f3, a3, t3
- fldx.d f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- fldx.d f5, a3, t1
- fldx.d f6, a3, t2
- fldx.d f7, a3, t3
- fldx.d f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vld vr13, a4, 64
- vld vr14, a4, 80
- vld vr15, a4, 96
- vld vr16, a4, 112
- vilvl.b vr1, vr0, vr1
- vilvl.b vr2, vr0, vr2
- vilvl.b vr3, vr0, vr3
- vilvl.b vr4, vr0, vr4
- vilvl.b vr5, vr0, vr5
- vilvl.b vr6, vr0, vr6
- vilvl.b vr7, vr0, vr7
- vilvl.b vr8, vr0, vr8
- vdp2.w.h vr17, vr1, vr9
- vdp2.w.h vr18, vr2, vr10
- vdp2.w.h vr19, vr3, vr11
- vdp2.w.h vr21, vr4, vr12
- vdp2.w.h vr1, vr5, vr13
- vdp2.w.h vr2, vr6, vr14
- vdp2.w.h vr3, vr7, vr15
- vdp2.w.h vr4, vr8, vr16
- vhaddw.d.w vr5, vr1, vr1
- vhaddw.d.w vr6, vr2, vr2
- vhaddw.d.w vr7, vr3, vr3
- vhaddw.d.w vr8, vr4, vr4
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vhaddw.q.d vr5, vr5, vr5
- vhaddw.q.d vr6, vr6, vr6
- vhaddw.q.d vr7, vr7, vr7
- vhaddw.q.d vr8, vr8, vr8
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.d vr1, vr3, vr1
- vilvl.d vr5, vr7, vr5
- vsrai.w vr1, vr1, 3
- vsrai.w vr5, vr5, 3
- vmin.w vr1, vr1, vr20
- vmin.w vr5, vr5, vr20
- vst vr1, a1, 0
- vst vr5, a1, 16
- addi.d a1, a1, 32
- addi.d a5, a5, 32
- addi.d a4, a4, 128
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_DST8
- blt zero, a2, .REST8
- b .END
- .REST8:
- li.w t1, 0
- .DST8:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTER8:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTER8
- srai.w t8, t8, 3
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DST8
- b .END
- .LOOP_DST4:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- fldx.s f1, a3, t1
- fldx.s f2, a3, t2
- fldx.s f3, a3, t3
- fldx.s f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- fldx.s f5, a3, t1
- fldx.s f6, a3, t2
- fldx.s f7, a3, t3
- fldx.s f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.b vr1, vr0, vr1
- vilvl.b vr3, vr0, vr3
- vilvl.b vr5, vr0, vr5
- vilvl.b vr7, vr0, vr7
- vdp2.w.h vr13, vr1, vr9
- vdp2.w.h vr14, vr3, vr10
- vdp2.w.h vr15, vr5, vr11
- vdp2.w.h vr16, vr7, vr12
- vhaddw.d.w vr13, vr13, vr13
- vhaddw.d.w vr14, vr14, vr14
- vhaddw.d.w vr15, vr15, vr15
- vhaddw.d.w vr16, vr16, vr16
- vpickev.w vr13, vr14, vr13
- vpickev.w vr15, vr16, vr15
- vsrai.w vr13, vr13, 3
- vsrai.w vr15, vr15, 3
- vmin.w vr13, vr13, vr20
- vmin.w vr15, vr15, vr20
- vst vr13, a1, 0
- vst vr15, a1, 16
- addi.d a1, a1, 32
- addi.d a5, a5, 32
- addi.d a4, a4, 64
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_DST4
- blt zero, a2, .REST4
- b .END
- .REST4:
- li.w t1, 0
- .DST4:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTER4:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTER4
- srai.w t8, t8, 3
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .DST4
- b .END
- .END_DST4:
- li.w t1, 0
- .LOOP_DST1:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .FILTER1:
- add.w t4, t2, t3
- ldx.bu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .FILTER1
- srai.w t8, t8, 3
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .LOOP_DST1
- b .END
- .END:
- ld.d s0, sp, 0
- ld.d s1, sp, 8
- ld.d s2, sp, 16
- ld.d s3, sp, 24
- ld.d s4, sp, 32
- ld.d s5, sp, 40
- ld.d s6, sp, 48
- ld.d s7, sp, 56
- ld.d s8, sp, 64
- addi.d sp, sp, 72
- endfunc
- /* void ff_hscale_16_to_15_sub_lsx(SwsContext *c, int16_t *dst, int dstW,
- * const uint8_t *src, const int16_t *filter,
- * const int32_t *filterPos, int filterSize, int sh)
- */
- function ff_hscale_16_to_15_sub_lsx
- addi.d sp, sp, -72
- st.d s0, sp, 0
- st.d s1, sp, 8
- st.d s2, sp, 16
- st.d s3, sp, 24
- st.d s4, sp, 32
- st.d s5, sp, 40
- st.d s6, sp, 48
- st.d s7, sp, 56
- st.d s8, sp, 64
- li.w t0, 32767
- li.w t8, 8
- li.w t7, 4
- vreplgr2vr.w vr20, t0
- vreplgr2vr.w vr0, a7
- beq a6, t7, .LOOP_HS15_DST4
- beq a6, t8, .LOOP_HS15_DST8
- blt t8, a6, .LOOP_HS15
- b .END_HS15_DST4
- .LOOP_HS15:
- li.w t1, 0
- li.w s1, 0
- li.w s2, 0
- li.w s3, 0
- li.w s4, 0
- li.w s5, 0
- vldi vr22, 0
- addi.w s0, a6, -7
- slli.w s7, a6, 1
- slli.w s8, a6, 2
- add.w t6, s7, s8
- .LOOP_HS15_DST:
- ld.w t2, a5, 0
- ld.w t3, a5, 4
- ld.w t4, a5, 8
- ld.w t5, a5, 12
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- slli.w t5, t5, 1
- vldx vr1, a3, t2
- vldx vr2, a3, t3
- vldx vr3, a3, t4
- vldx vr4, a3, t5
- vld vr9, a4, 0
- vldx vr10, a4, s7
- vldx vr11, a4, s8
- vldx vr12, a4, t6
- vmulwev.w.hu.h vr17, vr1, vr9
- vmulwev.w.hu.h vr18, vr2, vr10
- vmulwev.w.hu.h vr19, vr3, vr11
- vmulwev.w.hu.h vr21, vr4, vr12
- vmaddwod.w.hu.h vr17, vr1, vr9
- vmaddwod.w.hu.h vr18, vr2, vr10
- vmaddwod.w.hu.h vr19, vr3, vr11
- vmaddwod.w.hu.h vr21, vr4, vr12
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.d vr1, vr3, vr1
- vadd.w vr22, vr22, vr1
- addi.w s1, s1, 8
- addi.d a3, a3, 16
- addi.d a4, a4, 16
- blt s1, s0, .LOOP_HS15_DST
- blt s1, a6, .HS15_DSTA
- b .END_HS15_FILTERA
- .HS15_DSTA:
- ld.w t2, a5, 0
- li.w t3, 0
- move s6, s1
- .HS15_FILTERA:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s2, s2, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS15_FILTERA
- ld.w t2, a5, 4
- li.w t3, 0
- move s6, s1
- addi.w t1, t1, 1
- .HS15_FILTERB:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s3, s3, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS15_FILTERB
- ld.w t2, a5, 8
- addi.w t1, t1, 1
- li.w t3, 0
- move s6, s1
- .HS15_FILTERC:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s4, s4, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS15_FILTERC
- ld.w t2, a5, 12
- addi.w t1, t1, 1
- move s6, s1
- li.w t3, 0
- .HS15_FILTERD:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s5, s5, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS15_FILTERD
- .END_HS15_FILTERA:
- vpickve2gr.w t1, vr22, 0
- vpickve2gr.w t2, vr22, 1
- vpickve2gr.w t3, vr22, 2
- vpickve2gr.w t4, vr22, 3
- add.w s2, s2, t1
- add.w s3, s3, t2
- add.w s4, s4, t3
- add.w s5, s5, t4
- sra.w s2, s2, a7
- sra.w s3, s3, a7
- sra.w s4, s4, a7
- sra.w s5, s5, a7
- slt t1, s2, t0
- slt t2, s3, t0
- slt t3, s4, t0
- slt t4, s5, t0
- maskeqz s2, s2, t1
- maskeqz s3, s3, t2
- maskeqz s4, s4, t3
- maskeqz s5, s5, t4
- masknez t1, t0, t1
- masknez t2, t0, t2
- masknez t3, t0, t3
- masknez t4, t0, t4
- or s2, s2, t1
- or s3, s3, t2
- or s4, s4, t3
- or s5, s5, t4
- st.h s2, a1, 0
- st.h s3, a1, 2
- st.h s4, a1, 4
- st.h s5, a1, 6
- addi.d a1, a1, 8
- sub.d a3, a3, s1
- sub.d a3, a3, s1
- addi.d a5, a5, 16
- slli.d t3, a6, 3
- add.d a4, a4, t3
- sub.d a4, a4, s1
- sub.d a4, a4, s1
- addi.d a2, a2, -4
- bge a2, t7, .LOOP_HS15
- blt zero, a2, .HS15_RESA
- b .HS15_END
- .HS15_RESA:
- li.w t1, 0
- .HS15_DST:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS15_FILTER:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS15_FILTER
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS15_DST
- b .HS15_END
- .LOOP_HS15_DST8:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- vldx vr1, a3, t1
- vldx vr2, a3, t2
- vldx vr3, a3, t3
- vldx vr4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- vldx vr5, a3, t1
- vldx vr6, a3, t2
- vldx vr7, a3, t3
- vldx vr8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vld vr13, a4, 64
- vld vr14, a4, 80
- vld vr15, a4, 96
- vld vr16, a4, 112
- vmulwev.w.hu.h vr17, vr1, vr9
- vmulwev.w.hu.h vr18, vr2, vr10
- vmulwev.w.hu.h vr19, vr3, vr11
- vmulwev.w.hu.h vr21, vr4, vr12
- vmaddwod.w.hu.h vr17, vr1, vr9
- vmaddwod.w.hu.h vr18, vr2, vr10
- vmaddwod.w.hu.h vr19, vr3, vr11
- vmaddwod.w.hu.h vr21, vr4, vr12
- vmulwev.w.hu.h vr1, vr5, vr13
- vmulwev.w.hu.h vr2, vr6, vr14
- vmulwev.w.hu.h vr3, vr7, vr15
- vmulwev.w.hu.h vr4, vr8, vr16
- vmaddwod.w.hu.h vr1, vr5, vr13
- vmaddwod.w.hu.h vr2, vr6, vr14
- vmaddwod.w.hu.h vr3, vr7, vr15
- vmaddwod.w.hu.h vr4, vr8, vr16
- vhaddw.d.w vr5, vr1, vr1
- vhaddw.d.w vr6, vr2, vr2
- vhaddw.d.w vr7, vr3, vr3
- vhaddw.d.w vr8, vr4, vr4
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vhaddw.q.d vr5, vr5, vr5
- vhaddw.q.d vr6, vr6, vr6
- vhaddw.q.d vr7, vr7, vr7
- vhaddw.q.d vr8, vr8, vr8
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.d vr1, vr3, vr1
- vilvl.d vr5, vr7, vr5
- vsra.w vr1, vr1, vr0
- vsra.w vr5, vr5, vr0
- vmin.w vr1, vr1, vr20
- vmin.w vr5, vr5, vr20
- vpickev.h vr1, vr5, vr1
- vst vr1, a1, 0
- addi.d a1, a1, 16
- addi.d a5, a5, 32
- addi.d a4, a4, 128
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_HS15_DST8
- blt zero, a2, .HS15_REST8
- b .HS15_END
- .HS15_REST8:
- li.w t1, 0
- .HS15_DST8:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS15_FILTER8:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS15_FILTER8
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS15_DST8
- b .HS15_END
- .LOOP_HS15_DST4:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- fldx.d f1, a3, t1
- fldx.d f2, a3, t2
- fldx.d f3, a3, t3
- fldx.d f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- fldx.d f5, a3, t1
- fldx.d f6, a3, t2
- fldx.d f7, a3, t3
- fldx.d f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vilvl.d vr1, vr2, vr1
- vilvl.d vr3, vr4, vr3
- vilvl.d vr5, vr6, vr5
- vilvl.d vr7, vr8, vr7
- vmulwev.w.hu.h vr13, vr1, vr9
- vmulwev.w.hu.h vr14, vr3, vr10
- vmulwev.w.hu.h vr15, vr5, vr11
- vmulwev.w.hu.h vr16, vr7, vr12
- vmaddwod.w.hu.h vr13, vr1, vr9
- vmaddwod.w.hu.h vr14, vr3, vr10
- vmaddwod.w.hu.h vr15, vr5, vr11
- vmaddwod.w.hu.h vr16, vr7, vr12
- vhaddw.d.w vr13, vr13, vr13
- vhaddw.d.w vr14, vr14, vr14
- vhaddw.d.w vr15, vr15, vr15
- vhaddw.d.w vr16, vr16, vr16
- vpickev.w vr13, vr14, vr13
- vpickev.w vr15, vr16, vr15
- vsra.w vr13, vr13, vr0
- vsra.w vr15, vr15, vr0
- vmin.w vr13, vr13, vr20
- vmin.w vr15, vr15, vr20
- vpickev.h vr13, vr15, vr13
- vst vr13, a1, 0
- addi.d a1, a1, 16
- addi.d a5, a5, 32
- addi.d a4, a4, 64
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_HS15_DST4
- blt zero, a2, .HS15_REST4
- b .HS15_END
- .HS15_REST4:
- li.w t1, 0
- .HS15_DST4:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS15_FILTER4:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS15_FILTER4
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS15_DST4
- b .HS15_END
- .END_HS15_DST4:
- li.w t1, 0
- .LOOP_HS15_DST1:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS15_FILTER1:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS15_FILTER1
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 1
- stx.h t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .LOOP_HS15_DST1
- b .HS15_END
- .HS15_END:
- ld.d s0, sp, 0
- ld.d s1, sp, 8
- ld.d s2, sp, 16
- ld.d s3, sp, 24
- ld.d s4, sp, 32
- ld.d s5, sp, 40
- ld.d s6, sp, 48
- ld.d s7, sp, 56
- ld.d s8, sp, 64
- addi.d sp, sp, 72
- endfunc
- /* void ff_hscale_16_to_19_sub_lsx(SwsContext *c, int16_t *dst, int dstW,
- * const uint8_t *src, const int16_t *filter,
- * const int32_t *filterPos, int filterSize, int sh)
- */
- function ff_hscale_16_to_19_sub_lsx
- addi.d sp, sp, -72
- st.d s0, sp, 0
- st.d s1, sp, 8
- st.d s2, sp, 16
- st.d s3, sp, 24
- st.d s4, sp, 32
- st.d s5, sp, 40
- st.d s6, sp, 48
- st.d s7, sp, 56
- st.d s8, sp, 64
- li.w t0, 524287
- li.w t8, 8
- li.w t7, 4
- vreplgr2vr.w vr20, t0
- vreplgr2vr.w vr0, a7
- beq a6, t7, .LOOP_HS19_DST4
- beq a6, t8, .LOOP_HS19_DST8
- blt t8, a6, .LOOP_HS19
- b .END_HS19_DST4
- .LOOP_HS19:
- li.w t1, 0
- li.w s1, 0
- li.w s2, 0
- li.w s3, 0
- li.w s4, 0
- li.w s5, 0
- vldi vr22, 0
- addi.w s0, a6, -7
- slli.w s7, a6, 1
- slli.w s8, a6, 2
- add.w t6, s7, s8
- .LOOP_HS19_DST:
- ld.w t2, a5, 0
- ld.w t3, a5, 4
- ld.w t4, a5, 8
- ld.w t5, a5, 12
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- slli.w t5, t5, 1
- vldx vr1, a3, t2
- vldx vr2, a3, t3
- vldx vr3, a3, t4
- vldx vr4, a3, t5
- vld vr9, a4, 0
- vldx vr10, a4, s7
- vldx vr11, a4, s8
- vldx vr12, a4, t6
- vmulwev.w.hu.h vr17, vr1, vr9
- vmulwev.w.hu.h vr18, vr2, vr10
- vmulwev.w.hu.h vr19, vr3, vr11
- vmulwev.w.hu.h vr21, vr4, vr12
- vmaddwod.w.hu.h vr17, vr1, vr9
- vmaddwod.w.hu.h vr18, vr2, vr10
- vmaddwod.w.hu.h vr19, vr3, vr11
- vmaddwod.w.hu.h vr21, vr4, vr12
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.d vr1, vr3, vr1
- vadd.w vr22, vr22, vr1
- addi.w s1, s1, 8
- addi.d a3, a3, 16
- addi.d a4, a4, 16
- blt s1, s0, .LOOP_HS19_DST
- blt s1, a6, .HS19_DSTA
- b .END_HS19_FILTERA
- .HS19_DSTA:
- ld.w t2, a5, 0
- li.w t3, 0
- move s6, s1
- .HS19_FILTERA:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s2, s2, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS19_FILTERA
- ld.w t2, a5, 4
- li.w t3, 0
- move s6, s1
- addi.w t1, t1, 1
- .HS19_FILTERB:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s3, s3, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS19_FILTERB
- ld.w t2, a5, 8
- addi.w t1, t1, 1
- li.w t3, 0
- move s6, s1
- .HS19_FILTERC:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s4, s4, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS19_FILTERC
- ld.w t2, a5, 12
- addi.w t1, t1, 1
- move s6, s1
- li.w t3, 0
- .HS19_FILTERD:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t6, t6, 1
- ldx.h t6, a4, t6
- mul.w t6, t5, t6
- add.w s5, s5, t6
- addi.w t3, t3, 1
- addi.w s6, s6, 1
- blt s6, a6, .HS19_FILTERD
- .END_HS19_FILTERA:
- vpickve2gr.w t1, vr22, 0
- vpickve2gr.w t2, vr22, 1
- vpickve2gr.w t3, vr22, 2
- vpickve2gr.w t4, vr22, 3
- add.w s2, s2, t1
- add.w s3, s3, t2
- add.w s4, s4, t3
- add.w s5, s5, t4
- sra.w s2, s2, a7
- sra.w s3, s3, a7
- sra.w s4, s4, a7
- sra.w s5, s5, a7
- slt t1, s2, t0
- slt t2, s3, t0
- slt t3, s4, t0
- slt t4, s5, t0
- maskeqz s2, s2, t1
- maskeqz s3, s3, t2
- maskeqz s4, s4, t3
- maskeqz s5, s5, t4
- masknez t1, t0, t1
- masknez t2, t0, t2
- masknez t3, t0, t3
- masknez t4, t0, t4
- or s2, s2, t1
- or s3, s3, t2
- or s4, s4, t3
- or s5, s5, t4
- st.w s2, a1, 0
- st.w s3, a1, 4
- st.w s4, a1, 8
- st.w s5, a1, 12
- addi.d a1, a1, 16
- sub.d a3, a3, s1
- sub.d a3, a3, s1
- addi.d a5, a5, 16
- slli.d t3, a6, 3
- add.d a4, a4, t3
- sub.d a4, a4, s1
- sub.d a4, a4, s1
- addi.d a2, a2, -4
- bge a2, t7, .LOOP_HS19
- blt zero, a2, .HS19_RESA
- b .HS19_END
- .HS19_RESA:
- li.w t1, 0
- .HS19_DST:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS19_FILTER:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS19_FILTER
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS19_DST
- b .HS19_END
- .LOOP_HS19_DST8:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- vldx vr1, a3, t1
- vldx vr2, a3, t2
- vldx vr3, a3, t3
- vldx vr4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- vldx vr5, a3, t1
- vldx vr6, a3, t2
- vldx vr7, a3, t3
- vldx vr8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vld vr13, a4, 64
- vld vr14, a4, 80
- vld vr15, a4, 96
- vld vr16, a4, 112
- vmulwev.w.hu.h vr17, vr1, vr9
- vmulwev.w.hu.h vr18, vr2, vr10
- vmulwev.w.hu.h vr19, vr3, vr11
- vmulwev.w.hu.h vr21, vr4, vr12
- vmaddwod.w.hu.h vr17, vr1, vr9
- vmaddwod.w.hu.h vr18, vr2, vr10
- vmaddwod.w.hu.h vr19, vr3, vr11
- vmaddwod.w.hu.h vr21, vr4, vr12
- vmulwev.w.hu.h vr1, vr5, vr13
- vmulwev.w.hu.h vr2, vr6, vr14
- vmulwev.w.hu.h vr3, vr7, vr15
- vmulwev.w.hu.h vr4, vr8, vr16
- vmaddwod.w.hu.h vr1, vr5, vr13
- vmaddwod.w.hu.h vr2, vr6, vr14
- vmaddwod.w.hu.h vr3, vr7, vr15
- vmaddwod.w.hu.h vr4, vr8, vr16
- vhaddw.d.w vr5, vr1, vr1
- vhaddw.d.w vr6, vr2, vr2
- vhaddw.d.w vr7, vr3, vr3
- vhaddw.d.w vr8, vr4, vr4
- vhaddw.d.w vr1, vr17, vr17
- vhaddw.d.w vr2, vr18, vr18
- vhaddw.d.w vr3, vr19, vr19
- vhaddw.d.w vr4, vr21, vr21
- vhaddw.q.d vr1, vr1, vr1
- vhaddw.q.d vr2, vr2, vr2
- vhaddw.q.d vr3, vr3, vr3
- vhaddw.q.d vr4, vr4, vr4
- vhaddw.q.d vr5, vr5, vr5
- vhaddw.q.d vr6, vr6, vr6
- vhaddw.q.d vr7, vr7, vr7
- vhaddw.q.d vr8, vr8, vr8
- vilvl.w vr1, vr2, vr1
- vilvl.w vr3, vr4, vr3
- vilvl.w vr5, vr6, vr5
- vilvl.w vr7, vr8, vr7
- vilvl.d vr1, vr3, vr1
- vilvl.d vr5, vr7, vr5
- vsra.w vr1, vr1, vr0
- vsra.w vr5, vr5, vr0
- vmin.w vr1, vr1, vr20
- vmin.w vr5, vr5, vr20
- vst vr1, a1, 0
- vst vr5, a1, 16
- addi.d a1, a1, 32
- addi.d a5, a5, 32
- addi.d a4, a4, 128
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_HS19_DST8
- blt zero, a2, .HS19_REST8
- b .HS19_END
- .HS19_REST8:
- li.w t1, 0
- .HS19_DST8:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS19_FILTER8:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS19_FILTER8
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS19_DST8
- b .HS19_END
- .LOOP_HS19_DST4:
- ld.w t1, a5, 0
- ld.w t2, a5, 4
- ld.w t3, a5, 8
- ld.w t4, a5, 12
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- fldx.d f1, a3, t1
- fldx.d f2, a3, t2
- fldx.d f3, a3, t3
- fldx.d f4, a3, t4
- ld.w t1, a5, 16
- ld.w t2, a5, 20
- ld.w t3, a5, 24
- ld.w t4, a5, 28
- slli.w t1, t1, 1
- slli.w t2, t2, 1
- slli.w t3, t3, 1
- slli.w t4, t4, 1
- fldx.d f5, a3, t1
- fldx.d f6, a3, t2
- fldx.d f7, a3, t3
- fldx.d f8, a3, t4
- vld vr9, a4, 0
- vld vr10, a4, 16
- vld vr11, a4, 32
- vld vr12, a4, 48
- vilvl.d vr1, vr2, vr1
- vilvl.d vr3, vr4, vr3
- vilvl.d vr5, vr6, vr5
- vilvl.d vr7, vr8, vr7
- vmulwev.w.hu.h vr13, vr1, vr9
- vmulwev.w.hu.h vr14, vr3, vr10
- vmulwev.w.hu.h vr15, vr5, vr11
- vmulwev.w.hu.h vr16, vr7, vr12
- vmaddwod.w.hu.h vr13, vr1, vr9
- vmaddwod.w.hu.h vr14, vr3, vr10
- vmaddwod.w.hu.h vr15, vr5, vr11
- vmaddwod.w.hu.h vr16, vr7, vr12
- vhaddw.d.w vr13, vr13, vr13
- vhaddw.d.w vr14, vr14, vr14
- vhaddw.d.w vr15, vr15, vr15
- vhaddw.d.w vr16, vr16, vr16
- vpickev.w vr13, vr14, vr13
- vpickev.w vr15, vr16, vr15
- vsra.w vr13, vr13, vr0
- vsra.w vr15, vr15, vr0
- vmin.w vr13, vr13, vr20
- vmin.w vr15, vr15, vr20
- vst vr13, a1, 0
- vst vr15, a1, 16
- addi.d a1, a1, 32
- addi.d a5, a5, 32
- addi.d a4, a4, 64
- addi.d a2, a2, -8
- bge a2, t8, .LOOP_HS19_DST4
- blt zero, a2, .HS19_REST4
- b .HS19_END
- .HS19_REST4:
- li.w t1, 0
- .HS19_DST4:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS19_FILTER4:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS19_FILTER4
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .HS19_DST4
- b .HS19_END
- .END_HS19_DST4:
- li.w t1, 0
- .LOOP_HS19_DST1:
- slli.w t2, t1, 2
- ldx.w t2, a5, t2
- li.w t3, 0
- li.w t8, 0
- .HS19_FILTER1:
- add.w t4, t2, t3
- slli.w t4, t4, 1
- ldx.hu t5, a3, t4
- mul.w t6, a6, t1
- add.w t6, t6, t3
- slli.w t7, t6, 1
- ldx.h t7, a4, t7
- mul.w t7, t5, t7
- add.w t8, t8, t7
- addi.w t3, t3, 1
- blt t3, a6, .HS19_FILTER1
- sra.w t8, t8, a7
- slt t5, t8, t0
- maskeqz t8, t8, t5
- masknez t5, t0, t5
- or t8, t8, t5
- slli.w t4, t1, 2
- stx.w t8, a1, t4
- addi.w t1, t1, 1
- blt t1, a2, .LOOP_HS19_DST1
- b .HS19_END
- .HS19_END:
- ld.d s0, sp, 0
- ld.d s1, sp, 8
- ld.d s2, sp, 16
- ld.d s3, sp, 24
- ld.d s4, sp, 32
- ld.d s5, sp, 40
- ld.d s6, sp, 48
- ld.d s7, sp, 56
- ld.d s8, sp, 64
- addi.d sp, sp, 72
- endfunc
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