Changeset c28ea4e for src/AST/DeclReplacer.cpp

Timestamp:

Nov 4, 2020, 2:56:30 PM (5 years ago)

Author:

Colby Alexander Parsons <caparsons@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

eeb5023

Parents:

4b30e8cc (diff), a3f5208a (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

File:

• src/AST/DeclReplacer.cpp (modified) (3 diffs)

src/AST/DeclReplacer.cpp

@@ -38 +38 @@
                         const ast::TypeInstType * previsit( const ast::TypeInstType * );
                 };
+
+                struct VarExprReplacer {
+                private:
+                        const ExprMap & exprMap;
+                        
+                public:
+                        VarExprReplacer(const ExprMap & exprMap): exprMap (exprMap) {}
+
+                        const Expr * postvisit (const VariableExpr *);
+                };
         }
 
@@ -54 +64 @@
                 DeclMap declMap;
                 return replace( node, declMap, typeMap, debug );
+        }
+
+        const ast::Node * replace( const ast::Node * node, const ExprMap & exprMap) {
+                Pass<VarExprReplacer> replacer = {exprMap};
+                return node->accept( replacer );
         }
 
@@ -88 +103 @@
                         return ninst;
                 }
+
+                const Expr * VarExprReplacer::postvisit( const VariableExpr * expr ) {
+                        if (!exprMap.count(expr->var)) return expr;
+
+                        return exprMap.at(expr->var);
+                }
+
         }
 }