[PATCH] D34905: Modify constraints in `llvm::canReplaceOperandWithVariable`
Leo Li via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jul 5 14:13:27 PDT 2017
aoli updated this revision to Diff 105337.
aoli added a comment.
Add `Instruction::Alloca` back.
https://reviews.llvm.org/D34905
Files:
lib/Transforms/Utils/Local.cpp
Index: lib/Transforms/Utils/Local.cpp
===================================================================
--- lib/Transforms/Utils/Local.cpp
+++ lib/Transforms/Utils/Local.cpp
@@ -2182,10 +2182,13 @@
case Instruction::ShuffleVector:
// Shufflevector masks are constant.
return OpIdx != 2;
+ case Instruction::Switch:
case Instruction::ExtractValue:
- case Instruction::InsertValue:
// All operands apart from the first are constant.
return OpIdx == 0;
+ case Instruction::InsertValue:
+ // All operands apart from the first and the second are constant.
+ return OpIdx < 2;
case Instruction::Alloca:
return false;
case Instruction::GetElementPtr:
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