More bugs...

[repair.git] / Repair / RepairCompiler / MCC / IR / UpdateNode.java

diff --git a/Repair/RepairCompiler/MCC/IR/UpdateNode.java b/Repair/RepairCompiler/MCC/IR/UpdateNode.java
index 397a7a7ce16b176748ba49b79c0eadb06be3245f..060c89ef4c4a2e46d239207d9dd5c7bfdc7b9495 100755 (executable)
--- a/Repair/RepairCompiler/MCC/IR/UpdateNode.java
+++ b/Repair/RepairCompiler/MCC/IR/UpdateNode.java
@@ -419,11 +419,11 @@ class UpdateNode {
                    intindex.generate(cr,indexvd);
                FieldDescriptor fd=(FieldDescriptor)u.getDescriptor();
                StructureTypeDescriptor std=(StructureTypeDescriptor)subexpr.getType();
+               Expr offsetbits = std.getOffsetExpr(fd);
                if (fd instanceof ArrayDescriptor) {
                    fd = ((ArrayDescriptor) fd).getField();
                }
 
-               Expr offsetbits = std.getOffsetExpr(fd);
                if (intindex != null) {
                    Expr basesize = fd.getBaseSizeExpr();
                    offsetbits = new OpExpr(Opcode.ADD, offsetbits, new OpExpr(Opcode.MULT, basesize, intindex));
@@ -444,7 +444,7 @@ class UpdateNode {
                    } else if (rtd==ReservedTypeDescriptor.BIT) {
                        Expr tmp = new OpExpr(Opcode.SHL, offsetbytes, new IntegerLiteralExpr(3));
                        Expr offset=new OpExpr(Opcode.SUB, offsetbits, tmp);
-                       Expr mask=new OpExpr(Opcode.SHR, new IntegerLiteralExpr(1), offset);
+                       Expr mask=new OpExpr(Opcode.SHL, new IntegerLiteralExpr(1), offset);
                        VarDescriptor maskvar=VarDescriptor.makeNew("mask");
                        mask.generate(cr,maskvar);
                        cr.outputline("*((char *) "+addr.getSafeSymbol()+")|="+maskvar.getSafeSymbol()+";");