Revert "[Backend] Improve dot support to target FMA (#4516)"

This reverts commit 52cf1ae.

Author: whitneywhtsang

include/triton/Conversion/TritonGPUToLLVM/Utility.h

@@ -335,18 +335,12 @@ SmallVector<Value> delinearize(RewriterBase &rewriter, Location loc,
 SmallVector<Value> delinearize(RewriterBase &rewriter, Location loc,
                                Value linear, ArrayRef<unsigned> shape);
 
-SmallVector<unsigned> delinearize(unsigned linear, ArrayRef<unsigned> shape,
-                                  ArrayRef<unsigned> order);
-
 Value linearize(RewriterBase &rewriter, Location loc, ArrayRef<Value> multiDim,
                 ArrayRef<unsigned> shape, ArrayRef<unsigned> order);
 
 Value linearize(RewriterBase &rewriter, Location loc, ArrayRef<Value> multiDim,
                 ArrayRef<unsigned> shape);
 
-size_t linearize(ArrayRef<unsigned> multiDim, ArrayRef<unsigned> shape,
-                 ArrayRef<unsigned> order);
-
 Value addStringToModule(Location loc, RewriterBase &rewriter, StringRef key,
                         StringRef content);
 
@@ -501,24 +495,6 @@ inline Value dot(RewriterBase &rewriter, Location loc, ArrayRef<Value> offsets,
   return ret;
 }
 
-/// Extend 2d shared object to 3d.
-///
-/// If tensor has 3 dimensions, returns original shared object.
-/// If tensor shape is [M, N], return shared object describing shape [1, M, N]
-///
-/// This Function is used to simplify processing of 2d and 3d dot operands,
-/// particularly in the conversion of local_load operation.
-///
-/// \param rewriter
-/// \param loc
-/// \param smemObj
-/// \param shape shape of a tensor represented by smemObj
-/// \returns shared object describing 3d tensor
-SharedMemoryObject
-getExpandedSharedMemoryObject(ConversionPatternRewriter &rewriter, Location loc,
-                              SharedMemoryObject smemObj,
-                              ArrayRef<int64_t> shape);
-
 // -----------------------------------------------------------------------
 // Blocked layout indices
 // -----------------------------------------------------------------------

include/triton/Dialect/TritonGPU/IR/Dialect.h

@@ -234,12 +234,6 @@ void dumpHWLayout(RankedTensorType tensorType);
 // Return a string representation of the layout of the tensor.
 std::string getLayoutStr(RankedTensorType tensorType, bool useHWPointOfView);
 
-template <typename T>
-llvm::SmallVector<T> expandMatrixShapeWithBatch(llvm::ArrayRef<T> s);
-
-llvm::SmallVector<unsigned>
-expandMatrixOrderWithBatch(llvm::ArrayRef<unsigned> o);
-
 } // namespace gpu
 } // namespace triton
 } // namespace mlir