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67 lines
1.6 KiB
67 lines
1.6 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (c) 2021, The Linux Foundation. All rights reserved. |
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*/ |
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#include <linux/linkage.h> |
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SYM_FUNC_START(__hexagon_divsi3) |
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{ |
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p0 = cmp.gt(r0,#-1) |
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p1 = cmp.gt(r1,#-1) |
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r3:2 = vabsw(r1:0) |
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} |
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{ |
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p3 = xor(p0,p1) |
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r4 = sub(r2,r3) |
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r6 = cl0(r2) |
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p0 = cmp.gtu(r3,r2) |
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} |
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{ |
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r0 = mux(p3,#-1,#1) |
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r7 = cl0(r3) |
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p1 = cmp.gtu(r3,r4) |
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} |
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{ |
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r0 = mux(p0,#0,r0) |
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p0 = or(p0,p1) |
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if (p0.new) jumpr:nt r31 |
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r6 = sub(r7,r6) |
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} |
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{ |
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r7 = r6 |
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r5:4 = combine(#1,r3) |
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r6 = add(#1,lsr(r6,#1)) |
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p0 = cmp.gtu(r6,#4) |
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} |
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{ |
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r5:4 = vaslw(r5:4,r7) |
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if (!p0) r6 = #3 |
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} |
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{ |
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loop0(1f,r6) |
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r7:6 = vlsrw(r5:4,#1) |
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r1:0 = #0 |
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} |
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.falign |
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1: |
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{ |
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r5:4 = vlsrw(r5:4,#2) |
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if (!p0.new) r0 = add(r0,r5) |
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if (!p0.new) r2 = sub(r2,r4) |
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p0 = cmp.gtu(r4,r2) |
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} |
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{ |
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r7:6 = vlsrw(r7:6,#2) |
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if (!p0.new) r0 = add(r0,r7) |
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if (!p0.new) r2 = sub(r2,r6) |
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p0 = cmp.gtu(r6,r2) |
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}:endloop0 |
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{ |
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if (!p0) r0 = add(r0,r7) |
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} |
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{ |
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if (p3) r0 = sub(r1,r0) |
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jumpr r31 |
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} |
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SYM_FUNC_END(__hexagon_divsi3)
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