From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/sparc/lib/ashldi3.S | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 arch/sparc/lib/ashldi3.S (limited to 'arch/sparc/lib/ashldi3.S') diff --git a/arch/sparc/lib/ashldi3.S b/arch/sparc/lib/ashldi3.S new file mode 100644 index 000000000..86f60de07 --- /dev/null +++ b/arch/sparc/lib/ashldi3.S @@ -0,0 +1,35 @@ +/* + * ashldi3.S: GCC emits these for certain drivers playing + * with long longs. + * + * Copyright (C) 1999 David S. Miller (davem@redhat.com) + */ + +#include + + .text +ENTRY(__ashldi3) + cmp %o2, 0 + be 9f + mov 0x20, %g2 + + sub %g2, %o2, %g2 + cmp %g2, 0 + bg 7f + sll %o0, %o2, %g3 + + neg %g2 + clr %o5 + b 8f + sll %o1, %g2, %o4 +7: + srl %o1, %g2, %g2 + sll %o1, %o2, %o5 + or %g3, %g2, %o4 +8: + mov %o4, %o0 + mov %o5, %o1 +9: + retl + nop +ENDPROC(__ashldi3) -- cgit v1.2.3-54-g00ecf