From 6f290d8f9e9d7faac295cb51fc96884a18f4ded4 Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Thu, 21 May 2009 04:36:41 +0000 Subject: Initial KLEE checkin. - Lots more tweaks, documentation, and web page content is needed, but this should compile & work on OS X & Linux. git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@72205 91177308-0d34-0410-b5e6-96231b3b80d8 --- runtime/Intrinsic/memmove.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 runtime/Intrinsic/memmove.c (limited to 'runtime/Intrinsic/memmove.c') diff --git a/runtime/Intrinsic/memmove.c b/runtime/Intrinsic/memmove.c new file mode 100644 index 00000000..c6e1ada9 --- /dev/null +++ b/runtime/Intrinsic/memmove.c @@ -0,0 +1,28 @@ +//===-- memmove.c ---------------------------------------------------------===// +// +// The KLEE Symbolic Virtual Machine +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include + +void *memmove(void *dst, const void *src, size_t count) { + char *a = dst; + const char *b = src; + + if (src == dst) + return dst; + + if (src>dst) { + while (count--) *a++ = *b++; + } else { + a+=count-1; + b+=count-1; + while (count--) *a-- = *b--; + } + + return dst; +} -- cgit 1.4.1