svn commit: r223720 - head/sys/sparc64/sparc64

[Marius Strobl]

Author: marius
Date: Sat Jul  2 11:46:23 2011
New Revision: 223720
URL: http://svn.freebsd.org/changeset/base/223720

Log:
  Don't waste a delay slot.

Modified:
  head/sys/sparc64/sparc64/mp_exception.S

Modified: head/sys/sparc64/sparc64/mp_exception.S
==============================================================================
--- head/sys/sparc64/sparc64/mp_exception.S	Sat Jul  2 11:14:54 2011	(r223719)
+++ head/sys/sparc64/sparc64/mp_exception.S	Sat Jul  2 11:46:23 2011	(r223720)
@@ -247,8 +247,8 @@ ENTRY(tl_ipi_tlb_range_demap)
 	ldx	[%g5 + ITA_START], %g1
 	ldx	[%g5 + ITA_END], %g2
 
-1:	or	%g1, %g3, %g4
 	sethi	%hi(KERNBASE), %g6
+1:	or	%g1, %g3, %g4
 	stxa	%g0, [%g4] ASI_DMMU_DEMAP
 	stxa	%g0, [%g4] ASI_IMMU_DEMAP
 	flush	%g6
@@ -257,7 +257,7 @@ ENTRY(tl_ipi_tlb_range_demap)
 	add	%g1, %g6, %g1
 	cmp	%g1, %g2
 	blt,a,pt %xcc, 1b
-	 nop
+	 sethi	%hi(KERNBASE), %g6
 
 	IPI_DONE(%g5, %g1, %g2, %g3, %g4, %g6)
 	retry