xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/hexagon/umodsi3.S (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1//===----------------------Hexagon builtin routine ------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9
10	.macro FUNCTION_BEGIN name
11	.text
12	.p2align 5
13	.globl \name
14	.type  \name, @function
15\name:
16	.endm
17
18	.macro FUNCTION_END name
19	.size  \name, . - \name
20	.endm
21
22
23FUNCTION_BEGIN __hexagon_umodsi3
24	{
25		r2 = cl0(r0)
26		r3 = cl0(r1)
27		p0 = cmp.gtu(r1,r0)
28	}
29	{
30		r2 = sub(r3,r2)
31		if (p0) jumpr r31
32	}
33	{
34		loop0(1f,r2)
35		p1 = cmp.eq(r2,#0)
36		r2 = lsl(r1,r2)
37	}
38	.falign
391:
40	{
41		p0 = cmp.gtu(r2,r0)
42		if (!p0.new) r0 = sub(r0,r2)
43		r2 = lsr(r2,#1)
44		if (p1) r1 = #0
45	}:endloop0
46	{
47		p0 = cmp.gtu(r2,r0)
48		if (!p0.new) r0 = sub(r0,r1)
49		jumpr r31
50	}
51FUNCTION_END __hexagon_umodsi3
52
53  .globl __qdsp_umodsi3
54  .set   __qdsp_umodsi3, __hexagon_umodsi3
55