diff options
Diffstat (limited to 'lib/libc/i386/string/memset.S')
| -rw-r--r-- | lib/libc/i386/string/memset.S | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/lib/libc/i386/string/memset.S b/lib/libc/i386/string/memset.S index 47e763781932..b7fc069da3c5 100644 --- a/lib/libc/i386/string/memset.S +++ b/lib/libc/i386/string/memset.S @@ -14,7 +14,7 @@ * must display the following acknowledgement: * This product includes software developed by Winning Strategies, Inc. * 4. The name of the author may not be used to endorse or promote products - * derived from this software withough specific prior written permission + * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES @@ -27,11 +27,11 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: memset.S,v 1.1 1993/12/05 13:01:53 ats Exp $ + * $Id: memset.S,v 1.2 1994/03/31 14:11:01 davidg Exp $ */ #if defined(LIBC_RCS) && !defined(lint) - .asciz "$Id: memset.S,v 1.1 1993/12/05 13:01:53 ats Exp $" + .asciz "$Id: memset.S,v 1.2 1994/03/31 14:11:01 davidg Exp $" #endif /* LIBC_RCS and not lint */ #include "DEFS.h" @@ -57,17 +57,15 @@ ENTRY(memset) /* * if the string is too short, it's really not worth the overhead - * of aligning to word boundries, etc. So we jump to a plain + * of aligning to word boundries, etc. So we jump to a plain * unaligned set. */ cmpl $0x0f,%ecx jle L1 - movl %eax,%edx /* copy value to all bytes in word */ - sall $8,%edx /* XXX is there a better way? */ - orl %edx,%eax + movb %al,%ah /* copy char to all bytes in word */ movl %eax,%edx - sall $16,%edx + sall $16,%eax orl %edx,%eax movl %edi,%edx /* compute misalignment */ @@ -75,7 +73,7 @@ ENTRY(memset) andl $3,%edx movl %ecx,%ebx subl %edx,%ebx - + movl %edx,%ecx /* set until word aligned */ rep stosb |