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| /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
| *
| * Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
| */
|
| #include <linux/linkage.h>
|
| #include <asm/assembler.h>
|
| SYM_FUNC_START(__ashlti3)
| cbz x2, 1f
| mov x3, #64
| sub x3, x3, x2
| cmp x3, #0
| b.le 2f
| lsl x1, x1, x2
| lsr x3, x0, x3
| lsl x2, x0, x2
| orr x1, x1, x3
| mov x0, x2
| 1:
| ret
| 2:
| neg w1, w3
| mov x2, #0
| lsl x1, x0, x1
| mov x0, x2
| ret
| SYM_FUNC_END(__ashlti3)
| EXPORT_SYMBOL(__ashlti3)
|
| SYM_FUNC_START(__ashrti3)
| cbz x2, 1f
| mov x3, #64
| sub x3, x3, x2
| cmp x3, #0
| b.le 2f
| lsr x0, x0, x2
| lsl x3, x1, x3
| asr x2, x1, x2
| orr x0, x0, x3
| mov x1, x2
| 1:
| ret
| 2:
| neg w0, w3
| asr x2, x1, #63
| asr x0, x1, x0
| mov x1, x2
| ret
| SYM_FUNC_END(__ashrti3)
| EXPORT_SYMBOL(__ashrti3)
|
| SYM_FUNC_START(__lshrti3)
| cbz x2, 1f
| mov x3, #64
| sub x3, x3, x2
| cmp x3, #0
| b.le 2f
| lsr x0, x0, x2
| lsl x3, x1, x3
| lsr x2, x1, x2
| orr x0, x0, x3
| mov x1, x2
| 1:
| ret
| 2:
| neg w0, w3
| mov x2, #0
| lsr x0, x1, x0
| mov x1, x2
| ret
| SYM_FUNC_END(__lshrti3)
| EXPORT_SYMBOL(__lshrti3)
|
|
