Adding CPU tensor operations and approximations

llvm/projects/hpvm-tensor-rt/tensor_runtime/include/tensor_cpu_runtime.h

@@ -22,17 +22,18 @@ extern "C"{
   // NOTE: Currently only using 4-D tensors - 2D and 3D tensors not supported for cuDNN operations
   // NOTE: The only data format supported as of now is: NCHW (batch_dimension, channels, Height, Width)
   void* create4DTensor(int data_type, int data_format, size_t dim1_size, size_t dim2_size,
-		       size_t dim3_size, size_t dim4_size);
+		       size_t dim3_size, size_t dim4_size, bool freeMemory = true);
   
   void initTensorData(void* tensor, void* data_ptr, size_t size_in_bytes);
 
   /********** Tensor Operation API ******/
 
   // NOTE: For conv_mode, only value '1' is supported
-  void* tensorConvolutionCPU(void* input, void* filter,
-			     int vertical_pad, int horizontal_pad,
-			     int vertical_stride, int horizontal_stride,
-			     int conv_mode, int compute_precision);
+void* tensorConvolutionCPU(void *input_ptr, void *filter_ptr,
+                          int vertical_pad, int horizontal_pad,
+                          int vertical_stride, int horizontal_stride,
+                          int conv_mode, int compute_precision,
+                          int row, int col, int skip_every, int start);
 
   void* tensorPoolingCPU(void* input,
 			 int poolFunction,