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linux-next/arch/sparc/lib/ashrdi3.S

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/*
* 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