From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/sparc/lib/ashldi3.S | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 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..2d72de88a --- /dev/null +++ b/arch/sparc/lib/ashldi3.S @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * ashldi3.S: GCC emits these for certain drivers playing + * with long longs. + * + * Copyright (C) 1999 David S. Miller (davem@redhat.com) + */ + +#include +#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) +EXPORT_SYMBOL(__ashldi3) -- cgit v1.2.3