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1 | //------------------------------------------------------------------------------ |
2 | // | |
d6ebcab7 | 3 | // Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> |
2ef2b01e | 4 | // |
d6ebcab7 | 5 | // This program and the accompanying materials |
2ef2b01e A |
6 | // are licensed and made available under the terms and conditions of the BSD License |
7 | // which accompanies this distribution. The full text of the license may be found at | |
8 | // http://opensource.org/licenses/bsd-license.php | |
9 | // | |
10 | // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
12 | // | |
13 | //------------------------------------------------------------------------------ | |
14 | ||
15 | ||
58b5d037 | 16 | EXPORT\s\s__ARM_ll_mullu |
17 | EXPORT\s\s__aeabi_lmul | |
2ef2b01e A |
18 | |
19 | AREA Math, CODE, READONLY | |
20 | ||
21 | ; | |
22 | ;INT64 | |
23 | ;EFIAPI | |
24 | ;__aeabi_lmul ( | |
25 | ; IN INT64 Multiplicand | |
26 | ; IN INT32 Multiplier | |
27 | ; ); | |
28 | ; | |
29 | __ARM_ll_mullu | |
30 | mov r3, #0 | |
31 | // Make upper part of INT64 Multiplier 0 and use __aeabi_lmul | |
32 | ||
33 | ; | |
34 | ;INT64 | |
35 | ;EFIAPI | |
36 | ;__aeabi_lmul ( | |
37 | ; IN INT64 Multiplicand | |
38 | ; IN INT64 Multiplier | |
39 | ; ); | |
40 | ; | |
41 | __aeabi_lmul | |
42 | stmdb sp!, {lr} | |
43 | mov lr, r0 | |
44 | umull r0, ip, r2, lr | |
45 | mla r1, r2, r1, ip | |
46 | mla r1, r3, lr, r1 | |
47 | ldmia sp!, {pc} | |
48 | ||
49 | END |