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On Tue, Oct 14, 2003 at 06:30:07PM -0700, H. J. Lu wrote: > On Tue, Oct 14, 2003 at 06:14:54PM -0700, Jim Wilson wrote: > > On Tue, 2003-10-14 at 17:06, H. J. Lu wrote: > > > Here is the updated patch. I will compile gcc, glibc and kernel to see > > > if there are any changes in DV warnings. > > > > The attachment is missing. > > Oops. Here it is. Andrew, please use this one. The last one I sent you > is incorrect. > > Here is another update. We should warn .pred.rel "mutex", p1, p2, p3 (p3) cmp.eq p1, p2 = r1, r2;; (p1) mov r4 = 2 (p2) mov r4 = 4 but not .pred.rel "mutex", p1, p2 (p3) cmp.eq p1, p2 = r1, r2;; (p1) mov r4 = 2 (p2) mov r4 = 4 In this case, cmp destroys and creates the same mutex relation. H.J.
Attachment:
gas-ia64-dv-pred-6.patch
Description: Text document
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