1/* $NetBSD: rindex.S,v 1.7 2003/08/07 16:42:16 agc Exp $ */ 2 3/*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell. --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <machine/asm.h> |
36__FBSDID("$FreeBSD: head/lib/libc/mips/string/rindex.S 209231 2010-06-16 12:55:14Z jchandra $"); |
37 38#if defined(LIBC_SCCS) && !defined(lint) 39 ASMSTR("from: @(#)rindex.s 8.1 (Berkeley) 6/4/93") 40 ASMSTR("$NetBSD: rindex.S,v 1.7 2003/08/07 16:42:16 agc Exp $") 41#endif /* LIBC_SCCS and not lint */ 42 43#ifdef __ABICALLS__ 44 .abicalls 45#endif 46 47LEAF(rindex) |
48 move v0, zero # default if not found |
491: |
50 lbu a3, 0(a0) # get a byte 51 PTR_ADDU a0, a0, 1 52 bne a3, a1, 2f 53 PTR_SUBU v0, a0, 1 # save address of last match |
542: |
55 bne a3, zero, 1b # continue if not end 56 j ra |
57END(rindex) |