[mirror_edk2.git] / ArmPkg / Library / CompilerIntrinsicsLib / Arm / llsl.asm

//------------------------------------------------------------------------------\r
//\r
// Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
//\r
// SPDX-License-Identifier: BSD-2-Clause-Patent\r
//\r
//------------------------------------------------------------------------------\r
\r
\r
\r
    INCLUDE AsmMacroExport.inc\r
\r
;\r
;VOID\r
;EFIAPI\r
;__aeabi_llsl (\r
; IN  VOID    *Destination,\r
; IN  VOID    *Source,\r
; IN  UINT32  Size\r
; );\r
;\r
\r
 RVCT_ASM_EXPORT __aeabi_llsl\r
    SUBS     r3,r2,#0x20\r
    BPL      {pc} + 0x18  ; 0x1c\r
    RSB      r3,r2,#0x20\r
    LSL      r1,r1,r2\r
    ORR      r1,r1,r0,LSR r3\r
    LSL      r0,r0,r2\r
    BX       lr\r
    LSL      r1,r0,r3\r
    MOV      r0,#0\r
    BX       lr\r
\r
    END\r
\r
Commit	Line	Data
3402aac7	1	//------------------------------------------------------------------------------\r
1e57a462	2	//\r
	3	// Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
	4	//\r
4059386c	5	// SPDX-License-Identifier: BSD-2-Clause-Patent\r
1e57a462	6	//\r
	7	//------------------------------------------------------------------------------\r
	8	\r
	9	\r
1e57a462	10	\r
efda1775	11	INCLUDE AsmMacroExport.inc\r
1e57a462	12	\r
	13	;\r
	14	;VOID\r
	15	;EFIAPI\r
	16	;__aeabi_llsl (\r
	17	; IN VOID *Destination,\r
	18	; IN VOID *Source,\r
	19	; IN UINT32 Size\r
	20	; );\r
	21	;\r
	22	\r
efda1775	23	RVCT_ASM_EXPORT __aeabi_llsl\r
1e57a462	24	SUBS r3,r2,#0x20\r
	25	BPL {pc} + 0x18 ; 0x1c\r
	26	RSB r3,r2,#0x20\r
	27	LSL r1,r1,r2\r
	28	ORR r1,r1,r0,LSR r3\r
	29	LSL r0,r0,r2\r
	30	BX lr\r
	31	LSL r1,r0,r3\r
	32	MOV r0,#0\r
	33	BX lr\r
	34	\r
	35	END\r
	36	\r