[Mlir-commits] [mlir] [MLIR][NVVM] Add prefetch Ops (PR #141737)

[Durgadoss R]

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@@ -1734,6 +1768,55 @@ NVVM::IDArgPair DotAccumulate2WayOp::getIntrinsicIDAndArgs(
   return {ids[type], args};
 }
 
+llvm::Intrinsic::ID PrefetchOp::getIntrinsicID(Operation &op) {
+  auto curOp = llvm::cast<NVVM::PrefetchOp>(op);
+  NVVM::PrefetchCacheLevel cacheLevel = curOp.getCacheLevel();
+  std::optional<NVVM::CacheEvictionPriority> evictPriority =
+      curOp.getEvictPriority();
+  unsigned as = llvm::cast<LLVM::LLVMPointerType>(curOp.getAddr().getType())
+                    .getAddressSpace();
+
+  if (curOp.getUniform()) {
+    if (cacheLevel == NVVM::PrefetchCacheLevel::L1)
+      return llvm::Intrinsic::nvvm_prefetchu_L1;
+    else
+      llvm_unreachable("Invalid uniform cache level");
+  }
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durga4github wrote:

This can be simplified since we already have a verifier check for this (invalid) case here..

https://github.com/llvm/llvm-project/pull/141737