diff options
Diffstat (limited to 'ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S')
| -rw-r--r-- | ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S new file mode 100644 index 0000000000..f88464483b --- /dev/null +++ b/ArmPkg/Library/CompilerIntrinsicsLib/Arm/memset.S @@ -0,0 +1,35 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2008-2009 Apple Inc. All rights reserved. +# +# All rights reserved. This program and the accompanying materials +# are licensed and made available under the terms and conditions of the BSD License +# which accompanies this distribution. The full text of the license may be found at +# http://opensource.org/licenses/bsd-license.php +# +# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +# +#------------------------------------------------------------------------------ + + + .text + .align 2 + .globl _memset +_memset: + @ args = 0, pretend = 0, frame = 0 + @ frame_needed = 1, uses_anonymous_args = 0 + stmfd sp!, {r7, lr} + mov ip, #0 + add r7, sp, #0 + mov lr, r0 + b L9 +L10: + and r3, r1, #255 + add ip, ip, #1 + strb r3, [lr], #1 +L9: + cmp ip, r2 + bne L10 + ldmfd sp!, {r7, pc} + |