diff options
Diffstat (limited to 'src/de')
| -rw-r--r-- | src/de/fernflower/modules/decompiler/vars/VarVersionsProcessor.java | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/de/fernflower/modules/decompiler/vars/VarVersionsProcessor.java b/src/de/fernflower/modules/decompiler/vars/VarVersionsProcessor.java index c30e75a..a301a5b 100644 --- a/src/de/fernflower/modules/decompiler/vars/VarVersionsProcessor.java +++ b/src/de/fernflower/modules/decompiler/vars/VarVersionsProcessor.java @@ -60,7 +60,7 @@ public class VarVersionsProcessor { typeproc = new VarTypeProcessor(); typeproc.calculateVarTypes(root, dgraph); - simpleMerge(typeproc, dgraph); + simpleMerge(typeproc, dgraph, mt); // FIXME: advanced merging @@ -146,6 +146,8 @@ public class VarVersionsProcessor { type = type.type == CodeConstants.TYPE_BYTECHAR?VarType.VARTYPE_BYTE:VarType.VARTYPE_SHORT; } mapExprentMinTypes.put(paar, type); + //} else if(type.type == CodeConstants.TYPE_CHAR && (maxtype == null || maxtype.type == CodeConstants.TYPE_INT)) { // when possible, lift char to int + // mapExprentMinTypes.put(paar, VarType.VARTYPE_INT); } else if(type.type == CodeConstants.TYPE_NULL) { mapExprentMinTypes.put(paar, VarType.VARTYPE_OBJECT); } @@ -153,7 +155,7 @@ public class VarVersionsProcessor { } - private void simpleMerge(VarTypeProcessor typeproc, DirectGraph dgraph) { + private void simpleMerge(VarTypeProcessor typeproc, DirectGraph dgraph, StructMethod mt) { HashMap<VarVersionPaar, VarType> mapExprentMaxTypes = typeproc.getMapExprentMaxTypes(); HashMap<VarVersionPaar, VarType> mapExprentMinTypes = typeproc.getMapExprentMinTypes(); @@ -171,6 +173,8 @@ public class VarVersionsProcessor { } } + boolean is_method_static = (mt.getAccessFlags() & CodeConstants.ACC_STATIC) != 0; + final HashMap<VarVersionPaar, Integer> mapMergedVersions = new HashMap<VarVersionPaar, Integer>(); for(Entry<Integer, HashSet<Integer>> ent: mapVarVersions.entrySet()) { @@ -183,6 +187,10 @@ public class VarVersionsProcessor { VarVersionPaar firstpaar = new VarVersionPaar(ent.getKey(), lstVersions.get(i)); VarType firsttype = mapExprentMinTypes.get(firstpaar); + if(firstpaar.var == 0 && firstpaar.version == 1 && !is_method_static) { + continue; // don't merge 'this' variable + } + for(int j=i+1;j<lstVersions.size();j++) { VarVersionPaar secpaar = new VarVersionPaar(ent.getKey(), lstVersions.get(j)); VarType sectype = mapExprentMinTypes.get(secpaar); |