Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e08b954c authored May 15, 2008 by Hideo Saito Committed by Paul Mundt May 16, 2008

sh: Fix up optimized SH-4 memcpy on big endian.



Signed-off-by: Hideo Saito <saito@densan.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

parent 972ad0e0

arch/sh/lib/memcpy-sh4.S

+11 −11

Original line number	Diff line number	Diff line
		@@ -126,10 +126,10 @@

		mov.l r3,@-r0 ! 30 LS
		#else
		3: mov r1,r3 ! OPQR
		3: mov r7,r3 ! OPQR
		shlr8 r3 ! xOPQ
		mov.l @(r0,r5),r1 ! KLMN
		mov r1,r6
		mov.l @(r0,r5),r7 ! KLMN
		mov r7,r6
		shll16 r6
		shll8 r6 ! Nxxx
		or r6,r3 ! NOPQ
		@@ -733,24 +733,24 @@ ENTRY(memcpy)
		movca.l r0,@r1 ! 40 LS (latency=3-7)
		add #-0x1c, r1 ! 50 EX

		mov.l r3, @(0x1c,r1) ! 33 LS
		mov.l r3, @(0x18,r1) ! 33 LS
		xtrct r11, r10 ! 48 EX

		mov.l r6, @(0x18,r1) ! 33 LS
		mov.l r6, @(0x14,r1) ! 33 LS
		xtrct r12, r11 ! 48 EX

		mov.l r7, @(0x14,r1) ! 33 LS
		mov.l r7, @(0x10,r1) ! 33 LS

		mov.l r8, @(0x10,r1) ! 33 LS
		add #-0x3e, r5 ! 50 EX
		mov.l r8, @(0x0c,r1) ! 33 LS
		add #-0x1e, r5 ! 50 EX

		mov.l r9, @(0x0c,r1) ! 33 LS
		mov.l r9, @(0x08,r1) ! 33 LS
		cmp/eq r2,r1 ! 54 MT

		mov.l r10, @(0x08,r1) ! 33 LS
		mov.l r10, @(0x04,r1) ! 33 LS
		bf/s 2b ! 109 BR

		mov.l r11, @(0x04,r1) ! 33 LS
		mov.l r11, @(0x00,r1) ! 33 LS
		#endif

		mov.l @r15+, r12