Remove contiguous insertion from simplify_algebra pass

src/simplify_algebra.cpp

@@ -941,15 +941,6 @@ struct find_splits
                 {
                     auto split = i->inputs()[split_idx];
                     assert(split->name() == "slice");
-                    // Insert contiguous for reshapes
-                    auto outputs = i->outputs();
-                    for(auto output : outputs)
-                    {
-                        if(output->name() != "reshape")
-                            continue;
-                        auto x = m.insert_instruction(output, make_op("contiguous"), i);
-                        m.replace_instruction(output, output->get_operator(), x);
-                    }
 
                     m.replace_instruction(i, split->get_operator(), c);
                 }
@@ -1181,13 +1172,6 @@ struct find_conv_dot_horiz_fusion
             for(auto arg : range(start, last))
             {
                 auto outputs = arg->outputs();
-                for(auto output : outputs)
-                {
-                    if(output->name() != "reshape")
-                        continue;
-                    auto x = m.insert_instruction(output, make_op("contiguous"), arg);
-                    m.replace_instruction(output, output->get_operator(), x);
-                }
 
                 int64_t len = arg->get_shape().lens()[axis];
                 m.replace_instruction(
@@ -1487,11 +1471,6 @@ struct find_split_reshape
                    slc_axis_len;
         });
 
-        // insert the reshape instruction and add contiguous if needed
-        if(not input->get_shape().standard())
-        {
-            input = m.insert_instruction(std::next(input), make_op("contiguous"), input);
-        }
         auto rsp_ins = m.insert_instruction(
             std::next(input), make_op("reshape", {{"dims", rsp_out_lens}}), input);