#------------------------------------------------------------------------------ # # Copyright (c) 2008 - 2009, Apple Inc. 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 ASM_PFX(memcpy) INTERWORK_FUNC(memcpy) ASM_PFX(memcpy): stmfd sp!, {r7, lr} mov ip, #0 add r7, sp, #0 mov lr, r0 b L4 L5: ldrb r3, [r1], #1 @ zero_extendqisi2 add ip, ip, #1 and r3, r3, #255 strb r3, [lr], #1 L4: cmp ip, r2 bne L5 ldmfd sp!, {r7, pc}