From 23086ba84cbb13350a2464b857b197eef67f1361 Mon Sep 17 00:00:00 2001 From: mdkinney Date: Tue, 19 Sep 2006 19:04:40 +0000 Subject: Optimize the size of the Base Library for the MSFT 32-bit tool chains by taking advantage of inline assembly. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1567 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Library/BaseLib/Ia32/ReadDr3.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 MdePkg/Library/BaseLib/Ia32/ReadDr3.c (limited to 'MdePkg/Library/BaseLib/Ia32/ReadDr3.c') diff --git a/MdePkg/Library/BaseLib/Ia32/ReadDr3.c b/MdePkg/Library/BaseLib/Ia32/ReadDr3.c new file mode 100644 index 0000000000..c4390d01b6 --- /dev/null +++ b/MdePkg/Library/BaseLib/Ia32/ReadDr3.c @@ -0,0 +1,28 @@ +/** @file + AsmReadDr3 function + + Copyright (c) 2006, Intel Corporation
+ 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 + +UINTN +EFIAPI +AsmReadDr3 ( + VOID + ) +{ + __asm { + mov eax, dr3 + } +} + +#endif -- cgit v1.2.3