[PATCH] D17320: Don't tail-duplicate blocks that contain convergent instructions.

[Justin Lebar via llvm-commits]

jlebar added inline comments.

================
Comment at: lib/CodeGen/TailDuplication.cpp:593
@@ +592,3 @@
+    // new control dependencies, which is what we're going to do here.
+    // TODO: Test, and test that calls to convergent functions are convergent,
+    // and test that indirect calls are always convergent.
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iteratee wrote:
> I think one of your TODOs is done.
Yeah, thanks.  I nuked this and moved the one about convergent MIs into MachineInstr::isConvergent, where it belongs.


http://reviews.llvm.org/D17320