Quoting Francisco Jerez (2019-04-29 16:04:19) > Francisco Jerez <[email protected]> writes: > > > Because the "low" temporary needs to be accessed with word type and > > twice the original stride, attempting to preserve the alignment of the > > original destination can potentially lead to instructions with illegal > > destination stride greater than four. Because the CHV/BXT alignment > > restrictions are now being enforced by the regioning lowering pass run > > after lower_integer_multiplication(), there is no real need to > > preserve the original strides anymore. > > > > Note that this bug can be reproduced on stable branches, but > > back-porting would be non-trivial, because the fix relies on the > > regioning lowering pass recently introduced. > > This and PATCH 3 of this series should have landed with a: > > Cc: 19.0 <[email protected]> > > The paragraph above recommending against their inclusion in stable > branches was referring to the *then* stable branches when the patch was > written, a couple of weeks before the 19.0 branch point. Unfortunately > the series landed after the branchpoint and patches 2 and 3 missed the > 19.0 branch they were intended for. Any chance we could get these into > the next 19.0 stable release? > > Thanks to Tapani for realizing the problem! >
I've pulled these into the staging/19.0 branch, they'll be in the release next week. Dylan
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