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File:  [DVB] / dietlibc / s390x / __testandset.S
Revision 1.1: download - view: text, annotated - select for diffs
Fri Oct 10 13:37:34 2003 UTC (20 years, 8 months ago) by leitner
Branches: MAIN
CVS tags: HEAD
several metric tons of new ports (ppc64, s390x), new functionality (%m
in printf) and fixes from SuSE

.text
.global __testandset
.type	__testandset,@function
__testandset:
	la	%r1,0(%r2)
	lhi	%r0,1
	lhi	%r2,0
	cs	%r2,%r0,0(%r1)
	xr	%r2,%r0
	br	%r14
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