strcpy.asm revision c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; IPRT - No-CRT strcpy - AMD64 & X86.
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; Copyright (C) 2006-2007 Sun Microsystems, Inc.
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; This file is part of VirtualBox Open Source Edition (OSE), as
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; available from http://www.virtualbox.org. This file is free software;
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; you can redistribute it and/or modify it under the terms of the GNU
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; General Public License (GPL) as published by the Free Software
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c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; Clara, CA 95054 USA or visit http://www.sun.com if you need
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; additional information or have any questions.
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; @param psz1 gcc: rdi msc: rcx x86:[esp+4]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync; @param psz2 gcc: rsi msc: rdx x86:[esp+8]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsyncRT_NOCRT_BEGINPROC strcpy
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync%ifdef RT_ARCH_AMD64
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %ifdef ASM_CALL64_MSC
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz1 rcx
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz2 rdx
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz1 rdi
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz2 rsi
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov r8, psz1
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov ecx, [esp + 4]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov edx, [esp + 8]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz1 ecx
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync %define psz2 edx
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync ; The loop.
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov al, [psz1]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov [psz2], al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync test al, al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov al, [psz1 + 1]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov [psz2 + 1], al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync test al, al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov al, [psz1 + 2]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov [psz2 + 2], al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync test al, al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov al, [psz1 + 3]
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov [psz2 + 3], al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync test al, al
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync add psz1, 4
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync add psz2, 4
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync%ifdef RT_ARCH_AMD64
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsync mov rax, r8
c1f4d314cb8f8b75e2d67a3553ecabd081f1e1c6vboxsyncENDPROC RT_NOCRT(strcpy)