10b57cec5SDimitry Andric//===----------------------Hexagon builtin routine ------------------------===//
20b57cec5SDimitry Andric//
30b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric//
70b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric
90b57cec5SDimitry Andric
100b57cec5SDimitry Andric	.macro FUNCTION_BEGIN name
110b57cec5SDimitry Andric	.text
120b57cec5SDimitry Andric	.p2align 5
130b57cec5SDimitry Andric	.globl \name
140b57cec5SDimitry Andric	.type  \name, @function
150b57cec5SDimitry Andric\name:
160b57cec5SDimitry Andric	.endm
170b57cec5SDimitry Andric
180b57cec5SDimitry Andric	.macro FUNCTION_END name
190b57cec5SDimitry Andric	.size  \name, . - \name
200b57cec5SDimitry Andric	.endm
210b57cec5SDimitry Andric
220b57cec5SDimitry Andric
230b57cec5SDimitry AndricFUNCTION_BEGIN __hexagon_udivmodsi4
240b57cec5SDimitry Andric	{
250b57cec5SDimitry Andric		r2 = cl0(r0)
260b57cec5SDimitry Andric		r3 = cl0(r1)
270b57cec5SDimitry Andric		r5:4 = combine(#1,#0)
280b57cec5SDimitry Andric		p0 = cmp.gtu(r1,r0)
290b57cec5SDimitry Andric	}
300b57cec5SDimitry Andric	{
310b57cec5SDimitry Andric		r6 = sub(r3,r2)
320b57cec5SDimitry Andric		r4 = r1
330b57cec5SDimitry Andric		r1:0 = combine(r0,r4)
340b57cec5SDimitry Andric		if (p0) jumpr r31
350b57cec5SDimitry Andric	}
360b57cec5SDimitry Andric	{
370b57cec5SDimitry Andric		r3:2 = vlslw(r5:4,r6)
380b57cec5SDimitry Andric		loop0(1f,r6)
390b57cec5SDimitry Andric		p0 = cmp.eq(r6,#0)
400b57cec5SDimitry Andric		if (p0.new) r4 = #0
410b57cec5SDimitry Andric	}
420b57cec5SDimitry Andric	.falign
430b57cec5SDimitry Andric1:
440b57cec5SDimitry Andric	{
450b57cec5SDimitry Andric		p0 = cmp.gtu(r2,r1)
460b57cec5SDimitry Andric		if (!p0.new) r1 = sub(r1,r2)
470b57cec5SDimitry Andric		if (!p0.new) r0 = add(r0,r3)
480b57cec5SDimitry Andric		r3:2 = vlsrw(r3:2,#1)
490b57cec5SDimitry Andric	}:endloop0
500b57cec5SDimitry Andric	{
510b57cec5SDimitry Andric		p0 = cmp.gtu(r2,r1)
520b57cec5SDimitry Andric		if (!p0.new) r1 = sub(r1,r4)
530b57cec5SDimitry Andric		if (!p0.new) r0 = add(r0,r3)
540b57cec5SDimitry Andric		jumpr r31
550b57cec5SDimitry Andric	}
560b57cec5SDimitry AndricFUNCTION_END __hexagon_udivmodsi4
570b57cec5SDimitry Andric
580b57cec5SDimitry Andric  .globl __qdsp_udivmodsi4
590b57cec5SDimitry Andric  .set   __qdsp_udivmodsi4, __hexagon_udivmodsi4
60