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e1f414b6 | 1 | ;------------------------------------------------------------------------------\r |
2 | ;\r | |
3 | ; Copyright (c) 2006, Intel Corporation\r | |
4 | ; All rights reserved. This program and the accompanying materials\r | |
5 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
6 | ; which accompanies this distribution. The full text of the license may be found at\r | |
7 | ; http://opensource.org/licenses/bsd-license.php\r | |
8 | ;\r | |
9 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | ;\r | |
12 | ; Module Name:\r | |
13 | ;\r | |
14 | ; DivError.asm\r | |
15 | ;\r | |
16 | ; Abstract:\r | |
17 | ;\r | |
18 | ; Set error flag for all division functions\r | |
19 | ;\r | |
20 | ;------------------------------------------------------------------------------\r | |
21 | \r | |
22 | .386\r | |
23 | .model flat,C\r | |
24 | .code\r | |
25 | \r | |
26 | ;------------------------------------------------------------------------------\r | |
27 | ; UINT64\r | |
28 | ; EFIAPI\r | |
29 | ; InternalMathDivRemU64x32 (\r | |
30 | ; IN UINT64 Dividend,\r | |
31 | ; IN UINT32 Divisor,\r | |
32 | ; OUT UINT32 *Remainder\r | |
33 | ; );\r | |
34 | ;------------------------------------------------------------------------------\r | |
35 | InternalMathDivRemU64x32 PROC\r | |
36 | mov ecx, [esp + 12] ; ecx <- divisor\r | |
37 | mov eax, [esp + 8] ; eax <- dividend[32..63]\r | |
38 | xor edx, edx\r | |
39 | div ecx ; eax <- quotient[32..63], edx <- remainder\r | |
40 | push eax\r | |
41 | mov eax, [esp + 8] ; eax <- dividend[0..31]\r | |
42 | div ecx ; eax <- quotient[0..31]\r | |
43 | mov ecx, [esp + 20] ; ecx <- Remainder\r | |
44 | jecxz @F ; abandon remainder if Remainder == NULL\r | |
45 | mov [ecx], edx\r | |
46 | @@:\r | |
47 | pop edx ; edx <- quotient[32..63]\r | |
48 | ret\r | |
49 | InternalMathDivRemU64x32 ENDP\r | |
50 | \r | |
51 | END\r |