1 files changed, 55 insertions, 0 deletions
diff --git a/include/stencil.hh b/include/stencil.hh
new file mode 100644
index 0000000..69eec42
--- /dev/null
+++ b/include/stencil.hh
@@ -0,0 +1,55 @@
+
+#pragma once
+
+#include "ir_clang.hh"
+#include "chill_ast.hh"
+
+//#include <omega.h>
+#include <omegatools.hh>
+#include "code_gen/CG_chillRepr.h"
+
+// #include "loop.hh"
+#include "ir_code.hh"
+
+
+
+// *extern Loop *myloop;  // ???
+
+
+//void stencil( chillAST_node *topstatement, class stencilInfo &SI ); // stencilInfo was originally a struct, and this was the way it got filled in.  TODO remove
+
+
+class stencilInfo {
+public:
+  uint dimensions;        // number of dimensions in the stencil
+  uint elements;          // total number of elements in the stencil
+  chillAST_VarDecl* srcArrayVariable;   // the variable of the source array
+  chillAST_VarDecl* dstArrayVariable;   // the variable of the destination array
+
+  int minOffset[3];         // the minimum offset for each dimension  NOTE hardcoded to 3 dimensions TODO 
+  int maxOffset[3];         // the maximum offset for each dimension
+
+  chillAST_VarDecl* indexVariables[3];  // the variable used for indexing each dimension
+
+  std::vector<  std::vector< int > > offsets;  //  k+1, j-47, i+0   etc
+
+  
+  std::vector< std::vector<chillAST_node*> > coefficients;  // the coefficients of for each element, NOT IN ANY SET ORDER
+  chillAST_node* find_coefficient( int i, int j, int k ) ; // hardcoded 3 dimensions TODO
+
+  // constructors
+  stencilInfo(); 
+  stencilInfo( chillAST_node *topstatement ) ; 
+
+  void walktree( chillAST_node *node, std::vector< chillAST_node * > &coeffstohere ); 
+
+  void print( FILE *fp=stdout );
+
+  int radius();
+
+  bool isSymmetric();
+
+};  // class stencilInfo 
+
+
+