[PATCH] D132073: [CodeGen] Zero out only modified registers

[Bill Wendling via Phabricator via llvm-commits]

void added a comment.

In D132073#3765634 <https://reviews.llvm.org/D132073#3765634>, @efriedma wrote:

> Looking at the original source file, is pmd_huge getting inlined?  If it is, the missing output/clobber operands probably matter.

When I add a "=D" constraint the kernel boots up...*sigh* That may have been it...


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https://reviews.llvm.org/D132073