Remove intermediate base pointers

pystencils/cpu/kernelcreation.py

@@ -75,7 +75,7 @@ def create_kernel(assignments: NodeCollection,
 
     base_pointer_spec = config.base_pointer_specification
     if base_pointer_spec is None:
-        base_pointer_spec = [['spatialInner0'], ['spatialInner1']] if len(loop_order) >= 2 else [['spatialInner0']]
+        base_pointer_spec = []
     base_pointer_info = {field.name: parse_base_pointer_info(base_pointer_spec, loop_order,
                                                              field.spatial_dimensions, field.index_dimensions)
                          for field in fields_without_buffers}

pystencils/gpu/kernelcreation.py

@@ -84,7 +84,7 @@ def create_cuda_kernel(assignments: NodeCollection, config: CreateKernelConfig):
 
     base_pointer_spec = config.base_pointer_specification
     if base_pointer_spec is None:
-        base_pointer_spec = [['spatialInner0']]
+        base_pointer_spec = []
     base_pointer_info = {f.name: parse_base_pointer_info(base_pointer_spec, [2, 1, 0],
                                                          f.spatial_dimensions, f.index_dimensions)
                          for f in all_fields}

pystencils_tests/test_base_pointer_specification.py

@@ -49,16 +49,6 @@ def test_intermediate_base_pointer(target):
     ast = create_kernel(update, config=config)
     code = get_code_str(ast)
 
-    if target == Target.GPU:
-        # by default intermediate base pointers for y and z on GPU
-        assert "double * RESTRICT  _data_x_10_20 = _data_x + _stride_x_1*ctr_1 + _stride_x_2*ctr_2;" in code
-        assert "double * RESTRICT _data_y_10_20 = _data_y + _stride_y_1*ctr_1 + _stride_y_2*ctr_2;" in code
-        assert "_data_x_10_20[_stride_x_0*ctr_0] = _data_y_10_20[_stride_y_0*ctr_0];" in code
-    else:
-        # by default intermediate base pointers for x and y on CPU
-        assert "double * RESTRICT  _data_x_00 = _data_x + _stride_x_0*ctr_0;" in code
-        assert "double * RESTRICT _data_y_00 = _data_y + _stride_y_0*ctr_0;" in code
-        assert "double * RESTRICT  _data_x_00_10 = _stride_x_1*ctr_1 + _data_x_00;" in code
-        assert "double * RESTRICT _data_y_00_10 = _stride_y_1*ctr_1 + _data_y_00;" in code
-        assert "_data_x_00_10[_stride_x_2*ctr_2] = _data_y_00_10[_stride_y_2*ctr_2];" in code
-
+    # by default no intermediate base pointers are created
+    assert "_data_x[_stride_x_0*ctr_0 + _stride_x_1*ctr_1 + _stride_x_2*ctr_2] = " \
+           "_data_y[_stride_y_0*ctr_0 + _stride_y_1*ctr_1 + _stride_y_2*ctr_2];" in code