2 Intrinsic Memory Routines Wrapper Implementation for OpenSSL-based
5 Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution. The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
17 #include <Library/BaseMemoryLib.h>
18 #include <Library/BaseLib.h>
20 /* OpenSSL will use floating point support, and C compiler produces the _fltused
21 symbol by default. Simply define this symbol here to satisfy the linker. */
24 /* Sets buffers to a specified character */
25 void * memset (void *dest
, char ch
, unsigned int count
)
28 // NOTE: Here we use one base implementation for memset, instead of the direct
29 // optimized SetMem() wrapper. Because the IntrinsicLib has to be built
30 // without whole program optimization option, and there will be some
31 // potential register usage errors when calling other optimized codes.
35 // Declare the local variables that actually move the data elements as
36 // volatile to prevent the optimizer from replacing this function with
37 // the intrinsic memset()
39 volatile UINT8
*Pointer
;
41 Pointer
= (UINT8
*)dest
;
42 while (count
-- != 0) {
49 int strcmp (const char *s1
, const char *s2
)
51 return (int)AsciiStrCmp(s1
, s2
);