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author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/libgcc/memcpy.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/libgcc/memcpy.c')
-rw-r--r-- | qemu/roms/ipxe/src/libgcc/memcpy.c | 18 |
1 files changed, 18 insertions, 0 deletions
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 <string.h> + +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 ); +} |