Vector hashes updated to match changes. Hashes can now be shown by running SOM++ with --hashes flag

Author: rhys-h-walker

src/primitives/Vector.cpp

@@ -106,21 +106,22 @@ _Vector::_Vector() {
         return;
     }
 
-    // These bytecode hashes may need to be updated occationally
+    // These bytecode hashes may need to be updated occasionally
     // If they need to be updated, the corresponding primitive implementations
     // likely need to be adapted, too.
-
-    Add("at:", false, &vecAt, 1078057473, &vecAtAWFY, 3362920797);
-    Add("at:put:", false, &vecAtPut, 1078057473, &vecAtPutAWFY, 3362920797);
-
-    Add("first", &vecFirst, false, 1725815466);
-    Add("last", &vecLast, false, 1725815466);
-    Add("append:", &vecAppend, false, 318093777);
-    Add("remove", &removeLast, false, 1725815466);
-    Add("remove:", &removeObject, false, 3449745100);
-    Add("size", &vecSize, false, 198675311);
-    Add("capacity", &capacity, false, 4108221081);
-    Add("asArray", &asArray, false, 3449745100);
-    Add("removeFirst", &removeFirst, false, 1725815466);
+    // In order to print out hashes use the --hashes flag when executing SOM++
+
+    Add("at:", false, &vecAt, 315201797, &vecAtAWFY, 3362920797);
+    Add("at:put:", false, &vecAtPut, 315201797, &vecAtPutAWFY, 3362920797);
+
+    Add("first", &vecFirst, false, 781539645);
+    Add("last", &vecLast, false, 997610644);
+    Add("append:", &vecAppend, false, 3383122912);
+    Add("remove", &removeLast, false, 146838394);
+    Add("remove:", &removeObject, false, 3385671007);
+    Add("size", &vecSize, false, 582059043);
+    Add("capacity", &capacity, false, 1600305580);
+    Add("asArray", &asArray, false, 2100819204);
+    Add("removeFirst", &removeFirst, false, 2083891304);
     Add("removeAll", &removeAll, false, 1510429688);
 };

src/vm/Universe.cpp

@@ -83,6 +83,7 @@ map<GCSymbol*, gc_oop_t> Universe::globals;
 map<uint8_t, GCClass*> Universe::blockClassesByNoOfArgs;
 vector<std::string> Universe::classPath;
 size_t Universe::heapSize;
+bool PRINT_HASHES = false;
 
 void Universe::Start(int32_t argc, char** argv) {
     BasicInit();
@@ -211,6 +212,8 @@ vector<std::string> Universe::handleArguments(int32_t argc, char** argv) {
         } else if ((strncmp(argv[i], "-h", 2) == 0) ||
                    (strncmp(argv[i], "--help", 6) == 0)) {
             printUsageAndExit(argv[0]);
+        } else if ((strncmp(argv[i], "--hashes", 8)) == 0) {
+            PRINT_HASHES = true;
         } else {
             vector<std::string> extPathTokens = vector<std::string>(2);
             std::string const tmpString = std::string(argv[i]);

src/vmobjects/VMClass.cpp

@@ -108,6 +108,9 @@ PrimInstallResult VMClass::InstallPrimitive(VMInvokable* invokable,
                     hashMismatch = true;
                 } else {
                     seenHash = method->GetBytecodeHash();
+                    if (PRINT_HASHES) {
+                        cout << "Method: "<< method->GetSignature()->AsDebugString() << " has hash: " << seenHash << endl;
+                    }
                     if (seenHash == bytecodeHash) {
                         result = PrimInstallResult::INSTALLED_REPLACED;
                     } else {

src/vmobjects/VMClass.h

@@ -97,3 +97,5 @@ class VMClass : public VMObject {
     GCArray* instanceInvokables;
     GCObject* superClass;
 };
+
+extern bool PRINT_HASHES;