Commit 593fc6ea authored by Sam Ravnborg's avatar Sam Ravnborg Committed by David S. Miller
Browse files

sparc32: drop sun4c specific ___xchg32 implementation 



Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 306f1231

arch/sparc/lib/atomic_32.S

+0 −20
Original line number Diff line number Diff line
@@ -13,26 +13,6 @@ 
__atomic_begin:



#ifndef CONFIG_SMP

	.globl	___xchg32_sun4c

___xchg32_sun4c:

	rd	%psr, %g3

	andcc	%g3, PSR_PIL, %g0

	bne	1f

	 nop

	wr	%g3, PSR_PIL, %psr

	nop; nop; nop

1:

	andcc	%g3, PSR_PIL, %g0

	ld	[%g1], %g7

	bne	1f

	 st	%g2, [%g1]

	wr	%g3, 0x0, %psr

	nop; nop; nop

1:

	mov	%g7, %g2

	jmpl	%o7 + 8, %g0

	 mov	%g4, %o7



	.globl	___xchg32_sun4md

___xchg32_sun4md:

	swap	[%g1], %g2