From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/roms/ipxe/src/libgcc/memcpy.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 qemu/roms/ipxe/src/libgcc/memcpy.c (limited to 'qemu/roms/ipxe/src/libgcc/memcpy.c') diff --git a/qemu/roms/ipxe/src/libgcc/memcpy.c b/qemu/roms/ipxe/src/libgcc/memcpy.c new file mode 100644 index 000000000..e98b78384 --- /dev/null +++ b/qemu/roms/ipxe/src/libgcc/memcpy.c @@ -0,0 +1,18 @@ +/** @file + * + * gcc sometimes likes to insert implicit calls to memcpy(). + * Unfortunately, there doesn't seem to be any way to prevent it from + * doing this, or to force it to use the optimised memcpy() as seen by + * C code; it insists on inserting a symbol reference to "memcpy". We + * therefore include wrapper functions just to keep gcc happy. + * + */ + +#include + +void * gcc_implicit_memcpy ( void *dest, const void *src, + size_t len ) asm ( "memcpy" ); + +void * gcc_implicit_memcpy ( void *dest, const void *src, size_t len ) { + return memcpy ( dest, src, len ); +} -- cgit 1.2.3-korg