ArmPkg/CompilerIntrinsicsLib: switch to ASM_FUNC() asm macro

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

#------------------------------------------------------------------------------\r
#\r
# Copyright (c) 2013, ARM. All rights reserved.<BR>\r
#\r
# This program and the accompanying materials\r
# are licensed and made available under the terms and conditions of the BSD License\r
# which accompanies this distribution.  The full text of the license may be found at\r
# http://opensource.org/licenses/bsd-license.php\r
#\r
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
#\r
#------------------------------------------------------------------------------\r
\r
#include <AsmMacroIoLib.h>\r
\r
#\r
#VOID\r
#EFIAPI\r
#__aeabi_llsl (\r
# IN  VOID    *Destination,\r
# IN  VOID    *Source,\r
# IN  UINT32  Size\r
# );\r
#\r
ASM_FUNC(__aeabi_llsl)\r
    subs     r3,r2,#0x20\r
    bpl      1f\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
1:\r
    lsl      r1,r0,r3\r
    mov      r0,#0\r
    bx       lr\r