[mirror_edk2.git] / MdePkg / Library / BaseLib / Arm / MemoryFence.asm

;------------------------------------------------------------------------------\r
;\r
; MemoryFence() for AArch64\r
;\r
; Copyright (c) 2013, ARM Ltd. All rights reserved.\r
;\r
; SPDX-License-Identifier: BSD-2-Clause-Patent\r
;\r
;------------------------------------------------------------------------------\r
\r
    EXPORT MemoryFence\r
\r
    AREA MemoryBarriers, CODE, READONLY\r
\r
;/**\r
;  Used to serialize load and store operations.\r
;\r
;  All loads and stores that proceed calls to this function are guaranteed to be\r
;  globally visible when this function returns.\r
;\r
;**/\r
;VOID\r
;EFIAPI\r
;MemoryFence (\r
;  VOID\r
;  );\r
;\r
MemoryFence FUNCTION\r
    dmb\r
    bx      lr\r
    ENDFUNC\r
\r
    END\r
Commit	Line	Data
8c1e7951 OM	1	;------------------------------------------------------------------------------\r
	2	;\r
	3	; MemoryFence() for AArch64\r
	4	;\r
	5	; Copyright (c) 2013, ARM Ltd. All rights reserved.\r
	6	;\r
9344f092	7	; SPDX-License-Identifier: BSD-2-Clause-Patent\r
8c1e7951 OM	8	;\r
	9	;------------------------------------------------------------------------------\r
	10	\r
	11	EXPORT MemoryFence\r
	12	\r
	13	AREA MemoryBarriers, CODE, READONLY\r
	14	\r
	15	;/**\r
	16	; Used to serialize load and store operations.\r
	17	;\r
	18	; All loads and stores that proceed calls to this function are guaranteed to be\r
	19	; globally visible when this function returns.\r
	20	;\r
	21	;**/\r
	22	;VOID\r
	23	;EFIAPI\r
	24	;MemoryFence (\r
	25	; VOID\r
	26	; );\r
	27	;\r
	28	MemoryFence FUNCTION\r
	29	dmb\r
	30	bx lr\r
	31	ENDFUNC\r
	32	\r
	33	END\r