Able to evaluate predicate expression against a 'context' and generate concrete predi...

[c11tester.git] / predicate.h

diff --git a/predicate.h b/predicate.h
index e901d91fe3d71c357a83be46b8a098d8123f69e3..6c83683dddfdfeff4a3fe502625b77a13695a04e 100644 (file)
--- a/predicate.h
+++ b/predicate.h
@@ -44,6 +44,19 @@ struct half_pred_expr {
        SNAPSHOTALLOC
 };
 
+struct concrete_pred_expr {
+       concrete_pred_expr(token_t token, uint64_t value, bool equality) :
+               token(token),
+               value(value),
+               equality(equality)
+       {}
+
+       token_t token;
+       uint64_t value;
+       bool equality;
+
+       SNAPSHOTALLOC
+};
 
 class Predicate {
 public:
@@ -66,6 +79,12 @@ public:
        bool is_entry_predicate() { return entry_predicate; }
        void set_entry_predicate() { entry_predicate = true; }
 
+       /* Whether func_inst does write or not */
+       bool is_write() { return does_write; }
+       void set_write(bool is_write) { does_write = is_write; }
+
+       SnapVector<struct concrete_pred_expr> evaluate(inst_act_map_t * inst_act_map);
+
        void print_predicate();
        void print_pred_subtree();
 
@@ -73,15 +92,16 @@ public:
 private:
        FuncInst * func_inst;
        bool entry_predicate;
+       bool does_write;
 
-       /* may have multiple predicate expressions */
+       /* May have multiple predicate expressions */
        PredExprSet pred_expressions;
        ModelVector<Predicate *> children;
 
-       /* only a single parent may exist */
+       /* Only a single parent may exist */
        Predicate * parent;
 
-       /* may have multiple back edges, e.g. nested loops */
+       /* May have multiple back edges, e.g. nested loops */
        PredSet backedges;
 };