diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/ModU64x32.c')
-rw-r--r-- | MdePkg/Library/BaseLib/Ia32/ModU64x32.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/ModU64x32.c b/MdePkg/Library/BaseLib/Ia32/ModU64x32.c new file mode 100644 index 0000000..2433bcc --- /dev/null +++ b/MdePkg/Library/BaseLib/Ia32/ModU64x32.c @@ -0,0 +1,35 @@ +/** @file
+ Calculate the remainder of a 64-bit integer by a 32-bit integer
+
+ Copyright (c) 2006, Intel Corporation<BR>
+ All rights reserved. This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#if _MSC_EXTENSIONS
+
+UINT32
+EFIAPI
+InternalMathModU64x32 (
+ IN UINT64 Dividend,
+ IN UINT32 Divisor
+ )
+{
+ _asm {
+ mov eax, dword ptr [Dividend + 4]
+ mov ecx, Divisor
+ xor edx, edx
+ div ecx
+ mov eax, dword ptr [Dividend + 0]
+ div ecx
+ mov eax, edx
+ }
+}
+
+#endif
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