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[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [sparc/] [lib/] [ashrdi3.S] - Rev 3

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/* $Id: ashrdi3.S,v 1.4 1999/11/19 04:11:49 davem Exp $
 * ashrdi3.S:   The filesystem code creates all kinds of references to
 *              this little routine on the sparc with gcc.
 *
 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
 */

        .text
        .align  4
        .globl __ashrdi3
__ashrdi3:
        tst     %o2
        be      3f
         or     %g0, 32, %g2

        sub     %g2, %o2, %g2

        tst     %g2
        bg      1f
         sra    %o0, %o2, %o4

        sra     %o0, 31, %o4
        sub     %g0, %g2, %g2
        ba      2f
         sra    %o0, %g2, %o5

1:
        sll     %o0, %g2, %g3
        srl     %o1, %o2, %g2
        or      %g2, %g3, %o5
2:
        or      %g0, %o4, %o0
        or      %g0, %o5, %o1
3:
        jmpl    %o7 + 8, %g0
         nop

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