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Commit | Line | Data |
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3402aac7 | 1 | #------------------------------------------------------------------------------\r |
f0a7a8ce | 2 | #\r |
3 | # Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
4 | #\r | |
4059386c | 5 | # SPDX-License-Identifier: BSD-2-Clause-Patent\r |
f0a7a8ce | 6 | #\r |
7 | #------------------------------------------------------------------------------\r | |
8 | .text\r | |
9 | \r | |
10 | GCC_ASM_EXPORT(__ARM_ll_mullu)\r | |
11 | GCC_ASM_EXPORT(__aeabi_lmul)\r | |
12 | #\r | |
13 | #INT64\r | |
14 | #EFIAPI\r | |
15 | #__aeabi_lmul (\r | |
16 | # IN INT64 Multiplicand\r | |
17 | # IN INT32 Multiplier\r | |
18 | # );\r | |
19 | #\r | |
20 | ASM_PFX(__ARM_ll_mullu):\r | |
21 | mov r3, #0\r | |
22 | # Make upper part of INT64 Multiplier 0 and use __aeabi_lmul\r | |
23 | \r | |
24 | #\r | |
25 | #INT64\r | |
26 | #EFIAPI\r | |
27 | #__aeabi_lmul (\r | |
28 | # IN INT64 Multiplicand\r | |
29 | # IN INT64 Multiplier\r | |
30 | # );\r | |
31 | #\r | |
32 | ASM_PFX(__aeabi_lmul):\r | |
33 | stmdb sp!, {lr}\r | |
34 | mov lr, r0\r | |
35 | umull r0, ip, r2, lr\r | |
36 | mla r1, r2, r1, ip\r | |
37 | mla r1, r3, lr, r1\r | |
38 | ldmia sp!, {pc}\r |