[Mlir-commits] [llvm] [mlir] [MLIR][NVVM] Support stmatrix intrinsics (PR #148377)

[Durgadoss R]

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@@ -164,6 +164,50 @@ static llvm::Intrinsic::ID getLdMatrixIntrinsicId(NVVM::MMALayout layout,
   }
 }
 
+/// Return the intrinsic ID associated with stmatrix for the given paramters.
+static llvm::Intrinsic::ID
+getStMatrixIntrinsicId(NVVM::MMALayout layout, int32_t num,
+                       NVVM::LdStMatrixShapeAttr shape,
+                       NVVM::LdStMatrixEltType eltType) {
+  if (shape.getM() == 8 && shape.getN() == 8) {
+    if (eltType == NVVM::LdStMatrixEltType::B16) {
+      if (layout == NVVM::MMALayout::row) {
+        switch (num) {
+        case 1:
+          return llvm::Intrinsic::nvvm_stmatrix_sync_aligned_m8n8_x1_b16;
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durga4github wrote:

can we do a ternary on the `layout` here, making it a bit less verbose?


https://github.com/llvm/llvm-project/pull/148377