| 1 | //===----------------------Hexagon builtin routine ------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | |
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| 10 | |
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| 11 | .macro FUNCTION_BEGIN name |
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| 12 | .text |
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| 13 | .p2align 5 |
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| 14 | .globl \name |
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| 15 | .type \name, @function |
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| 16 | \name: |
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| 17 | .endm |
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| 18 | |
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| 19 | .macro FUNCTION_END name |
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| 20 | .size \name, . - \name |
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| 21 | .endm |
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| 22 | |
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| 23 | |
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| 24 | FUNCTION_BEGIN __hexagon_modsi3 |
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| 25 | { |
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| 26 | p2 = cmp.ge(r0,#0) |
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| 27 | r2 = abs(r0) |
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| 28 | r1 = abs(r1) |
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| 29 | } |
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| 30 | { |
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| 31 | r3 = cl0(r2) |
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| 32 | r4 = cl0(r1) |
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| 33 | p0 = cmp.gtu(r1,r2) |
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| 34 | } |
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| 35 | { |
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| 36 | r3 = sub(r4,r3) |
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| 37 | if (p0) jumpr r31 |
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| 38 | } |
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| 39 | { |
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| 40 | p1 = cmp.eq(r3,#0) |
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| 41 | loop0(1f,r3) |
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| 42 | r0 = r2 |
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| 43 | r2 = lsl(r1,r3) |
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| 44 | } |
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| 45 | .falign |
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| 46 | 1: |
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| 47 | { |
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| 48 | p0 = cmp.gtu(r2,r0) |
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| 49 | if (!p0.new) r0 = sub(r0,r2) |
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| 50 | r2 = lsr(r2,#1) |
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| 51 | if (p1) r1 = #0 |
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| 52 | }:endloop0 |
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| 53 | { |
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| 54 | p0 = cmp.gtu(r2,r0) |
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| 55 | if (!p0.new) r0 = sub(r0,r1) |
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| 56 | if (p2) jumpr r31 |
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| 57 | } |
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| 58 | { |
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| 59 | r0 = neg(r0) |
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| 60 | jumpr r31 |
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| 61 | } |
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| 62 | FUNCTION_END __hexagon_modsi3 |
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| 63 | |
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| 64 | .globl __qdsp_modsi3 |
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| 65 | .set __qdsp_modsi3, __hexagon_modsi3 |
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| 66 | |
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