Commit c50847c2 authored Apr 27, 2012 by Andy Polyakov

ppccpuid.pl: branch hints in OPENSSL_cleanse impact small block performance

of digest algorithms, mosty SHA, on Power7. Mystery of century, why SHA,
why slower algorithm are affected more... [from HEAD].
PR: 2794
Submitted by: Ashley Lai

parent b1ce2d24

crypto/ppccpuid.pl

+2 −2

Original line number	Diff line number	Diff line
		@@ -72,7 +72,7 @@ Loop: lwarx r5,0,r3
		Little: mtctr r4
		stb r0,0(r3)
		addi r3,r3,1
		bdnz- \$-8
		bdnz \$-8
		blr
		Lot: andi. r5,r3,3
		beq Laligned
		@@ -85,7 +85,7 @@ Laligned:
		mtctr r5
		stw r0,0(r3)
		addi r3,r3,4
		bdnz- \$-8
		bdnz \$-8
		andi. r4,r4,3
		bne Little
		blr