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Diffstat (limited to 'sysdeps/vax/bcopy.s')
| -rw-r--r-- | sysdeps/vax/bcopy.s | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/sysdeps/vax/bcopy.s b/sysdeps/vax/bcopy.s deleted file mode 100644 index 186ad365f8..0000000000 --- a/sysdeps/vax/bcopy.s +++ /dev/null @@ -1,74 +0,0 @@ -/* - * Copyright (c) 1983 Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if defined(LIBC_SCCS) && !defined(lint) - .asciz "@(#)bcopy.s 5.6 (Berkeley) 6/1/90" -#endif /* LIBC_SCCS and not lint */ - -/* bcopy(from, to, size) */ - -#include "DEFS.h" - -ENTRY(bcopy, R6) - movl 4(ap),r1 - movl 8(ap),r3 - movl 12(ap),r6 - cmpl r1,r3 - bgtr 2f # normal forward case - blss 3f # overlapping, must do backwards - ret # equal, nothing to do -1: - subl2 r0,r6 - movc3 r0,(r1),(r3) -2: - movzwl $65535,r0 - cmpl r6,r0 - jgtr 1b - movc3 r6,(r1),(r3) - ret -3: - addl2 r6,r1 - addl2 r6,r3 - movzwl $65535,r0 - jbr 5f -4: - subl2 r0,r6 - subl2 r0,r1 - subl2 r0,r3 - movc3 r0,(r1),(r3) - movzwl $65535,r0 - subl2 r0,r1 - subl2 r0,r3 -5: - cmpl r6,r0 - jgtr 4b - subl2 r6,r1 - subl2 r6,r3 - movc3 r6,(r1),(r3) - ret |