[PATCH] D64432: [InstCombine] try to narrow a truncated load

[Sanjay Patel via Phabricator via llvm-commits]

spatel marked an inline comment as done.
spatel added inline comments.


================
Comment at: llvm/test/Transforms/InstCombine/trunc-load.ll:5
 
-define i32 @truncload(i64* %ptr) {
-; CHECK-LABEL: @truncload(
+; Don't narrow if it would lose information about the dereferenceable range of the pointer.
+
----------------
lebedev.ri wrote:
> Please precommit the tests.
Yes - the tests were evolving with the code changes here, but now that we are settled on the constraints, I'll push those with baseline results as a preliminary step.

Thanks for reviewing!


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https://reviews.llvm.org/D64432