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https://github.com/torvalds/linux
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d3867f0483
Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
40 lines
605 B
ArmAsm
40 lines
605 B
ArmAsm
/*
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* ashrdi3.S: The filesystem code creates all kinds of references to
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* this little routine on the sparc with gcc.
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*
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* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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*/
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#include <linux/linkage.h>
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#include <asm/export.h>
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.text
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ENTRY(__ashrdi3)
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tst %o2
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be 3f
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or %g0, 32, %g2
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sub %g2, %o2, %g2
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tst %g2
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bg 1f
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sra %o0, %o2, %o4
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sra %o0, 31, %o4
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sub %g0, %g2, %g2
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ba 2f
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sra %o0, %g2, %o5
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1:
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sll %o0, %g2, %g3
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srl %o1, %o2, %g2
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or %g2, %g3, %o5
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2:
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or %g0, %o4, %o0
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or %g0, %o5, %o1
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3:
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jmpl %o7 + 8, %g0
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nop
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ENDPROC(__ashrdi3)
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EXPORT_SYMBOL(__ashrdi3)
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