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File:  [DVB] / dietlibc / ia64 / __testandset.S
Revision 1.2: download - view: text, annotated - select for diffs
Wed Jun 21 20:01:37 2006 UTC (17 years, 11 months ago) by leitner
Branches: MAIN
CVS tags: HEAD
ia64 build fixes

.text
.globl __testandset
.proc  __testandset
__testandset:
	mov  ar.ccv = r0
	mov  r29 = 1
	ld8  r3 = [r32]
	;;
	cmpxchg8.acq  r8 = [r32], r29, ar.ccv /* cmpxchg is atomic */
	br.ret.sptk.clr b0
.endp __testandset
.size __testandset, . - __testandset
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