1*3cab2bb3Spatrick//===------------------------- memcopy routines ---------------------------===//
2*3cab2bb3Spatrick//
3*3cab2bb3Spatrick// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*3cab2bb3Spatrick// See https://llvm.org/LICENSE.txt for license information.
5*3cab2bb3Spatrick// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*3cab2bb3Spatrick//
7*3cab2bb3Spatrick//===----------------------------------------------------------------------===//
8*3cab2bb3Spatrick
9*3cab2bb3Spatrick
10*3cab2bb3Spatrick	.macro FUNCTION_BEGIN name
11*3cab2bb3Spatrick	.text
12*3cab2bb3Spatrick	.p2align 5
13*3cab2bb3Spatrick	.globl \name
14*3cab2bb3Spatrick	.type  \name, @function
15*3cab2bb3Spatrick\name:
16*3cab2bb3Spatrick	.endm
17*3cab2bb3Spatrick
18*3cab2bb3Spatrick	.macro FUNCTION_END name
19*3cab2bb3Spatrick	.size  \name, . - \name
20*3cab2bb3Spatrick	.endm
21*3cab2bb3Spatrick
22*3cab2bb3SpatrickFUNCTION_BEGIN __hexagon_memcpy_likely_aligned_min32bytes_mult8bytes
23*3cab2bb3Spatrick	{
24*3cab2bb3Spatrick		p0 = bitsclr(r1,#7)
25*3cab2bb3Spatrick		p0 = bitsclr(r0,#7)
26*3cab2bb3Spatrick		if (p0.new) r5:4 = memd(r1)
27*3cab2bb3Spatrick		r3 = #-3
28*3cab2bb3Spatrick	}
29*3cab2bb3Spatrick	{
30*3cab2bb3Spatrick		if (!p0) jump .Lmemcpy_call
31*3cab2bb3Spatrick		if (p0) memd(r0++#8) = r5:4
32*3cab2bb3Spatrick		if (p0) r5:4 = memd(r1+#8)
33*3cab2bb3Spatrick		r3 += lsr(r2,#3)
34*3cab2bb3Spatrick	}
35*3cab2bb3Spatrick	{
36*3cab2bb3Spatrick		memd(r0++#8) = r5:4
37*3cab2bb3Spatrick		r5:4 = memd(r1+#16)
38*3cab2bb3Spatrick		r1 = add(r1,#24)
39*3cab2bb3Spatrick		loop0(1f,r3)
40*3cab2bb3Spatrick	}
41*3cab2bb3Spatrick	.falign
42*3cab2bb3Spatrick1:
43*3cab2bb3Spatrick	{
44*3cab2bb3Spatrick		memd(r0++#8) = r5:4
45*3cab2bb3Spatrick		r5:4 = memd(r1++#8)
46*3cab2bb3Spatrick	}:endloop0
47*3cab2bb3Spatrick	{
48*3cab2bb3Spatrick		memd(r0) = r5:4
49*3cab2bb3Spatrick		r0 -= add(r2,#-8)
50*3cab2bb3Spatrick		jumpr r31
51*3cab2bb3Spatrick	}
52*3cab2bb3SpatrickFUNCTION_END __hexagon_memcpy_likely_aligned_min32bytes_mult8bytes
53*3cab2bb3Spatrick
54*3cab2bb3Spatrick.Lmemcpy_call:
55*3cab2bb3Spatrick#ifdef __PIC__
56*3cab2bb3Spatrick	jump memcpy@PLT
57*3cab2bb3Spatrick#else
58*3cab2bb3Spatrick	jump memcpy
59*3cab2bb3Spatrick#endif
60*3cab2bb3Spatrick
61*3cab2bb3Spatrick  .globl __qdsp_memcpy_likely_aligned_min32bytes_mult8bytes
62*3cab2bb3Spatrick  .set   __qdsp_memcpy_likely_aligned_min32bytes_mult8bytes, \
63*3cab2bb3Spatrick         __hexagon_memcpy_likely_aligned_min32bytes_mult8bytes
64