[llvm] [VPlan] Handle some VPInstructions in may{Read,Write}FromMemory (PR #120058)
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 7 13:44:17 PST 2025
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@@ -1351,6 +1351,27 @@ class VPInstruction : public VPRecipeWithIRFlags,
}
}
+ /// Returns true if the underlying opcode may read from or write to memory.
+ bool opcodeMayReadOrWriteFromMemory() const {
+ if (Instruction::isBinaryOp(getOpcode()))
+ return false;
+ switch (getOpcode()) {
+ case Instruction::ICmp:
+ case Instruction::Select:
+ case VPInstruction::AnyOf:
+ case VPInstruction::Not:
+ case VPInstruction::CalculateTripCountMinusVF:
+ case VPInstruction::CanonicalIVIncrementForPart:
+ case VPInstruction::ExtractFromEnd:
+ case VPInstruction::FirstOrderRecurrenceSplice:
+ case VPInstruction::LogicalAnd:
+ case VPInstruction::PtrAdd:
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fhahn wrote:
while you are here, might be worth to also order this alphabetically.
https://github.com/llvm/llvm-project/pull/120058
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