[mirror_edk2.git] / ArmPkg / Library / CompilerIntrinsicsLib / memset_ms.c

//------------------------------------------------------------------------------\r
//\r
// Copyright (c) 2017, Pete Batard. All rights reserved.<BR>\r
// Copyright (c) 2021, Arm Limited. All rights reserved.<BR>\r
//\r
// SPDX-License-Identifier: BSD-2-Clause-Patent\r
//\r
//------------------------------------------------------------------------------\r
\r
#if defined(_M_ARM64)\r
typedef unsigned __int64  size_t;\r
#else\r
typedef unsigned __int32  size_t;\r
#endif\r
\r
void* memset(void *, int, size_t);\r
#pragma intrinsic(memset)\r
#pragma function(memset)\r
void *memset(void *s, int c, size_t n)\r
{\r
  unsigned char *d = s;\r
\r
  while (n-- != 0) {\r
    *d++ = (unsigned char)c;\r
  }\r
\r
  return s;\r
}\r
Commit	Line	Data
e58427e3 PB	1	//------------------------------------------------------------------------------\r
	2	//\r
	3	// Copyright (c) 2017, Pete Batard. All rights reserved.<BR>\r
53aabb97	4	// Copyright (c) 2021, Arm Limited. All rights reserved.<BR>\r
e58427e3	5	//\r
4059386c	6	// SPDX-License-Identifier: BSD-2-Clause-Patent\r
e58427e3 PB	7	//\r
	8	//------------------------------------------------------------------------------\r
	9	\r
	10	#if defined(_M_ARM64)\r
	11	typedef unsigned __int64 size_t;\r
	12	#else\r
	13	typedef unsigned __int32 size_t;\r
	14	#endif\r
	15	\r
	16	void* memset(void *, int, size_t);\r
	17	#pragma intrinsic(memset)\r
	18	#pragma function(memset)\r
	19	void memset(void s, int c, size_t n)\r
	20	{\r
	21	unsigned char *d = s;\r
	22	\r
53aabb97	23	while (n-- != 0) {\r
e58427e3	24	*d++ = (unsigned char)c;\r
53aabb97	25	}\r
e58427e3 PB	26	\r
	27	return s;\r
	28	}\r