Code quality: Large clean-up of the codebase and especially of the include/ folder

lib/kernels/templates/tools/loop.hpp

@@ -0,0 +1,64 @@
+#include "isaac/kernels/stream.h"
+#include "isaac/kernels/templates/base.h"
+#include <string>
+#include "to_string.hpp"
+
+namespace isaac
+{
+namespace templates
+{
+
+inline void fetching_loop_info(fetching_policy_type policy, std::string const & bound, kernel_generation_stream & stream, std::string & init, std::string & upper_bound, std::string & inc, std::string const & domain_id, std::string const & domain_size, driver::Device const & device)
+{
+  if (policy==FETCH_FROM_GLOBAL_STRIDED)
+  {
+    init = domain_id;
+    upper_bound = bound;
+    inc = domain_size;
+  }
+  else if (policy==FETCH_FROM_GLOBAL_CONTIGUOUS)
+  {
+    std::string _size_t = size_type(device);
+    std::string chunk_size = "chunk_size";
+    std::string chunk_start = "chunk_start";
+    std::string chunk_end = "chunk_end";
+
+    stream << _size_t << " " << chunk_size << " = (" << bound << "+" << domain_size << "-1)/" << domain_size << ";" << std::endl;
+    stream << _size_t << " " << chunk_start << " =" << domain_id << "*" << chunk_size << ";" << std::endl;
+    stream << _size_t << " " << chunk_end << " = min(" << chunk_start << "+" << chunk_size << ", " << bound << ");" << std::endl;
+    init = chunk_start;
+    upper_bound = chunk_end;
+    inc = "1";
+  }
+}
+
+
+template<class Fun>
+inline void element_wise_loop_1D(kernel_generation_stream & stream, fetching_policy_type fetch, unsigned int simd_width,
+                                 std::string const & i, std::string const & bound, std::string const & domain_id, std::string const & domain_size, driver::Device const & device, Fun const & generate_body)
+{
+  std::string strwidth = tools::to_string(simd_width);
+  std::string boundround = bound + "/" + strwidth;
+
+  std::string init, upper_bound, inc;
+  fetching_loop_info(fetch, boundround, stream, init, upper_bound, inc, domain_id, domain_size, device);
+  stream << "for(unsigned int " << i << " = " << init << "; " << i << " < " << upper_bound << "; " << i << " += " << inc << ")" << std::endl;
+  stream << "{" << std::endl;
+  stream.inc_tab();
+  generate_body(simd_width);
+  stream.dec_tab();
+  stream << "}" << std::endl;
+
+  if (simd_width>1)
+  {
+    stream << "for(unsigned int " << i << " = " << boundround << "*" << strwidth << " + " << domain_id << "; " << i << " < " << bound << "; " << i << " += " + domain_size + ")" << std::endl;
+    stream << "{" << std::endl;
+    stream.inc_tab();
+    generate_body(1);
+    stream.dec_tab();
+    stream << "}" << std::endl;
+  }
+}
+
+}
+}