Fix gpu_sparse_dot_test_gpu_a100 by including argument materialization

PiperOrigin-RevId: 659485091

third_party/triton/xla_extensions/sparsity_layout.patch

@@ -2,19 +2,20 @@ diff --git a/lib/Conversion/TritonToTritonGPU/TritonGPUConversion.cpp b/lib/Conv
 index 34fb89954..a0172e107 100644
 --- a/lib/Conversion/TritonToTritonGPU/TritonGPUConversion.cpp
 +++ b/lib/Conversion/TritonToTritonGPU/TritonGPUConversion.cpp
-@@ -57,8 +57,9 @@ TritonGPUTypeConverter::TritonGPUTypeConverter(MLIRContext *context,
+@@ -57,6 +57,12 @@ TritonGPUTypeConverter::TritonGPUTypeConverter(MLIRContext *context,
    addArgumentMaterialization([&](OpBuilder &builder,
                                   RankedTensorType tensorType, ValueRange inputs,
                                   Location loc) -> std::optional<Value> {
--    llvm_unreachable("Argument rematerialization should not happen in Triton "
--                     "-> TritonGPU conversion");
-+    // TODO(b/354860562): reenable or remove.
-+    // llvm_unreachable("Argument rematerialization should not happen in Triton "
-+    //                  "-> TritonGPU conversion");
++    // Allows partial TTIR to TTGIR conversion by materializing a conversion for
++    // remaining arguments that have been converted to a new type.
++    // We use this to rewrite triton_gpu.sparse_dot in a separate pass after
++    // 'convert-triton-to-tritongpu'.
++    return builder.create<triton::gpu::ConvertLayoutOp>(loc, tensorType,
++                                                        inputs);
+     llvm_unreachable("Argument rematerialization should not happen in Triton "
+                      "-> TritonGPU conversion");
      return std::nullopt;
-   });
-
-@@ -67,6 +68,12 @@ TritonGPUTypeConverter::TritonGPUTypeConverter(MLIRContext *context,
+@@ -67,6 +73,12 @@ TritonGPUTypeConverter::TritonGPUTypeConverter(MLIRContext *context,
    addSourceMaterialization([&](OpBuilder &builder, RankedTensorType tensorType,
                                 ValueRange inputs,
                                 Location loc) -> std::optional<Value> {
@@ -31,7 +32,7 @@ diff --git a/lib/Dialect/TritonGPU/IR/Dialect.cpp b/lib/Dialect/TritonGPU/IR/Dia
 index df3d3b042..e38c184f6 100644
 --- a/lib/Dialect/TritonGPU/IR/Dialect.cpp
 +++ b/lib/Dialect/TritonGPU/IR/Dialect.cpp
-@@ -2867,13 +2867,13 @@ struct CanonicalizeConvertFromConvert
+@@ -2867,13 +2879,13 @@ struct CanonicalizeConvertFromConvert
      // heuristic to accommodate fused attention.
      auto srcType = op.getSrc().getType();
      auto dstType = op.getType();