Commit b884556e authored by Andy Polyakov's avatar Andy Polyakov
Browse files

To exclude contention for shared FPU on T1, trade 3% of DES performance.

parent c06b0f3d

crypto/des/asm/des_enc.m4

+3 −3
Original line number Diff line number Diff line
@@ -316,16 +316,16 @@ $4: 
	ld	[global1+local1], local1

	xor	$2, out1, out1            ! 8642

	xor	$2, out0, out0            ! 7531

	fmovs	%f0, %f0                  ! fxor used for alignment

	! fmovs	%f0, %f0                  ! fxor used for alignment



	srl	out1, 4, local0           ! rotate 4 right

	and	out0, local5, local3      ! 3

	fmovs	%f0, %f0

	! fmovs	%f0, %f0



	ld	[$5+$3*8], local7         ! key 7531 next round

	srl	local3, 8, local3         ! 3

	and	local0, 252, local2       ! 2

	fmovs	%f0, %f0

	! fmovs	%f0, %f0



	ld	[global3+local3],local3   ! 3

	sll	out1, 28, out1            ! rotate