Enable 1D tensor support for enableMakeGatherScatterTensorPtr (#321)

This will allow the sized mask be collect on tts.load/tts.store for
later pass.
Without the change, tts.gather/tts.scatter will be generated with a bool
tensor mask.

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Co-authored-by: Xiang Li <xiagli@microsoft.com>

Author: python3kgae

lib/AnalysisStructured/PtrAnalysis.cpp

@@ -1217,10 +1217,6 @@ LogicalResult PtrAnalysis::rewriteAddptrOp(triton::AddPtrOp op) {
       auto maketptrOp = state.createTTSMakeTensorPtrOp(builder, op.getLoc());
       ptrMap.map(op.getResult(), maketptrOp.getResult());
     } else if (enableMakeGatherScatterTensorPtr) {
-      // If there is only one dimension, return failure since there are no
-      // continuous dimensions.
-      if (state.getRank() == 1)
-        return failure();
       PtrState unstructuredState;
       // Switch to unstructured state analysis to create offsets and strides
       // for the non-structured dimension.