Dale Johannesen 5f0cfa299d Rewrite ppc code generated for __sync_{bool|val}_compare_and_swap ... so that lwarx and stwcx are always executed the same number of times. This is important for performance, I'm told. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55163 91177308-0d34-0410-b5e6-96231b3b80d8		2008-08-22 03:49:10 +00:00
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Target	Rewrite ppc code generated for __sync_{bool|val}_compare_and_swap	2008-08-22 03:49:10 +00:00
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