[Mlir-commits] [mlir] [mlir][LLVM] Add !invariant.load metadata support to llvm.load (PR #76754)

[Tobias Gysi]

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@@ -381,13 +383,14 @@ def LLVM_LoadOp : LLVM_MemAccessOpBase<"load",
     $res = $_builder.create<LLVM::LoadOp>($_location, $_resultType, $addr,
         alignment, loadInst->isVolatile(),
         loadInst->hasMetadata(llvm::LLVMContext::MD_nontemporal),
+        loadInst->hasMetadata(llvm::LLVMContext::MD_invariant_load),
         convertAtomicOrderingFromLLVM(loadInst->getOrdering()),
         getLLVMSyncScope(loadInst));
   }];
   let builders = [
     OpBuilder<(ins "Type":$type, "Value":$addr,
       CArg<"unsigned", "0">:$alignment, CArg<"bool", "false">:$isVolatile,
-      CArg<"bool", "false">:$isNonTemporal,
+      CArg<"bool", "false">:$isNonTemporal, CArg<"bool", "false">:$isInvariantLoad,
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gysit wrote:

ultra nit: I would probably go with `isInvariant` since the flag is already on the load op?

https://github.com/llvm/llvm-project/pull/76754