diff options
Diffstat (limited to 'sysdeps/i386/i686/memcpy.S')
| -rw-r--r-- | sysdeps/i386/i686/memcpy.S | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sysdeps/i386/i686/memcpy.S b/sysdeps/i386/i686/memcpy.S index 8e8cc41fbc..cf836f438f 100644 --- a/sysdeps/i386/i686/memcpy.S +++ b/sysdeps/i386/i686/memcpy.S @@ -21,6 +21,7 @@ #include <sysdep.h> #include "asm-syntax.h" +#include "bp-sym.h" #include "bp-asm.h" #define PARMS LINKAGE /* no space for saved regs */ @@ -30,7 +31,7 @@ #define LEN SRC+PTR_SIZE .text -ENTRY(memcpy) +ENTRY (BP_SYM (memcpy)) ENTER movl LEN(%esp), %ecx @@ -38,6 +39,9 @@ ENTRY(memcpy) movl DEST(%esp), %edi movl %esi, %edx movl SRC(%esp), %esi + CHECK_BOUNDS_BOTH_WIDE (%edi, DEST(%esp), %ecx) + CHECK_BOUNDS_BOTH_WIDE (%esi, SRC(%esp), %ecx) + cld shrl $1, %ecx jnc 1f @@ -50,7 +54,8 @@ ENTRY(memcpy) movl %eax, %edi movl %edx, %esi movl DEST(%esp), %eax + RETURN_BOUNDED_POINTER (DEST(%esp)) LEAVE RET_PTR -END(memcpy) +END (BP_SYM (memcpy)) |