[PATCH] D96855: [LSR] Add a flag that overrides the target's preferred addressing mode

Dave Green via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 17 06:12:57 PST 2021


dmgreen added a comment.

Thank for putting this together.



================
Comment at: llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp:5572
+      MSSAU(MSSAU), AMK(
+        PreferredAddresingMode != TTI::AMK_None ? PreferredAddresingMode :
+        TTI.getPreferredAddressingMode(L, &SE)) {
----------------
Could this use PreferredAddresingMode.getNumOccurrences() > 0 to allwo overriding to None, even if the target returns Pre/PostIndexed?


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  https://reviews.llvm.org/D96855/new/

https://reviews.llvm.org/D96855



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