Commit e13d8f7b authored Jun 08, 2018 by Andy Polyakov

bn/asm/sparcv9-mont.pl: iron another glitch in squaring code path.



This module is used only with odd input lengths, i.e. not used in normal
PKI cases, on contemporary processors. The problem was "illuminated" by
fuzzing tests.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6440)

(cherry picked from commit f55ef97b)

parent 776ad43f

crypto/bn/asm/sparcv9-mont.pl

+3 −0

Original line number	Diff line number	Diff line
		@@ -493,6 +493,9 @@ $code.=<<___;
		mulx $npj,$mul1,$acc1
		add $tpj,$car1,$car1
		ld [$np+$j],$npj ! np[j]
		srlx $car1,32,$tmp0
		and $car1,$mask,$car1
		add $tmp0,$sbit,$sbit
		add $acc0,$car1,$car1
		ld [$tp+8],$tpj ! tp[j]
		add $acc1,$car1,$car1