SOM-st · rhys-h-walker · May 21, 2025 · Jun 16, 2025 · Jul 5, 2025 · Jul 5, 2025
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -4,17 +4,18 @@ on: [push, pull_request]
 
 jobs:
   test_soms:
+    name: Run (Compiler=${{matrix.compiler}} GC=${{matrix.gc}} ${{matrix.cmake_flags}}
     runs-on: ubuntu-24.04
     # continue-on-error: true
     strategy:
       fail-fast: false # we want all jobs to run, because they may fail independently
       matrix:
         compiler: [clang, gcc]
         gc: [GENERATIONAL, MARK_SWEEP, COPYING]
-        integers:
+        cmake_flags:
           - "-DUSE_TAGGING=true"
           - "-DUSE_TAGGING=false -DCACHE_INTEGER=true"
-          - "-DUSE_TAGGING=false -DCACHE_INTEGER=false"
+          - "-DUSE_TAGGING=false -DCACHE_INTEGER=false -DUSE_VECTOR_PRIMITIVES=false"
 
     steps:
       - name: Checkout SOM Repository
@@ -52,16 +53,17 @@ jobs:
             export CXX=g++
           fi
           echo $CC $CXX
-          echo cmake . -DGC_TYPE=${{ matrix.gc}} ${{ matrix.integers }}
+          echo cmake . -DGC_TYPE=${{ matrix.gc}} ${{ matrix.cmake_flags }}
           mkdir cmake-build
           cd cmake-build
-          cmake .. -DGC_TYPE=${{ matrix.gc}} ${{ matrix.integers }} -DCMAKE_BUILD_TYPE=Debug
+          cmake .. -DGC_TYPE=${{ matrix.gc}} ${{ matrix.cmake_flags }} -DCMAKE_BUILD_TYPE=Debug
           make -j5
 
       - name: Run Unit Tests
         run: |
           cd cmake-build
           ./unittests -cp ../Smalltalk:../TestSuite/BasicInterpreterTests ../Examples/Hello.som
+          ./SOM++ -prim-hash-check -cp ../Smalltalk ../Examples/Benchmarks/BenchmarkHarness.som VectorBenchmark 1 1
 
       - name: Run Tests on SOM VM
         run: |
@@ -81,7 +83,7 @@ jobs:
       - name: Clang Tidy
         if: matrix.compiler == 'clang'
         run: |
-          clang-tidy-20 --config-file=.clang-tidy src/**/*.cpp -- -fdiagnostics-absolute-paths -DGC_TYPE=${{ matrix.gc}} ${{ matrix.integers }} -DUNITTESTS
+          clang-tidy-20 --config-file=.clang-tidy src/*.cpp src/**/*.cpp -- -fdiagnostics-absolute-paths -DGC_TYPE=${{ matrix.gc}} ${{ matrix.cmake_flags }} -DUNITTESTS
 
       - name: Clang Format
         if: matrix.compiler == 'clang' && matrix.gc == 'GENERATIONAL'

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
@@ -23,30 +23,32 @@ build_and_test:
           - yuria3
         COMPILER: [clang]
         GC: [COPYING]
-        INTEGERS:
+        CMAKE_FLAGS:
           - "-DUSE_TAGGING=true"
           - "-DUSE_TAGGING=false -DCACHE_INTEGER=true"
           - "-DUSE_TAGGING=false -DCACHE_INTEGER=false"
+          - "-DUSE_TAGGING=false -DCACHE_INTEGER=false -DUSE_VECTOR_PRIMITIVES=false"
 
       # Track GCC only for one configuration
       - MACHINE: [yuria, yuria2, yuria3]
         COMPILER: [gcc]
         GC: [COPYING]
-        INTEGERS: ["-DUSE_TAGGING=true"]
+        CMAKE_FLAGS: ["-DUSE_TAGGING=true"]
 
       - MACHINE: [zullie1]
         COMPILER: [clang]
         GC: [GENERATIONAL]
-        INTEGERS:
+        CMAKE_FLAGS:
           - "-DUSE_TAGGING=true"
           - "-DUSE_TAGGING=false -DCACHE_INTEGER=true"
           - "-DUSE_TAGGING=false -DCACHE_INTEGER=false"
+          - "-DUSE_TAGGING=false -DCACHE_INTEGER=false -DUSE_VECTOR_PRIMITIVES=false"
 
       # Mark-Sweep working, but not super exciting
       - MACHINE: [yuria, yuria2, yuria3]
         COMPILER: [gcc]
         GC: [MARK_SWEEP]
-        INTEGERS: ["-DUSE_TAGGING=true"]
+        CMAKE_FLAGS: ["-DUSE_TAGGING=true"]
 
   tags: [$MACHINE]
   script:
@@ -59,35 +61,40 @@ build_and_test:
     # compose a name for this configuration
     - |+
       export NAME="som-$COMPILER-$GC"
-      if [[ $INTEGERS =~ "USE_TAGGING=true" ]]; then
+      if [[ $CMAKE_FLAGS =~ "USE_TAGGING=true" ]]; then
         NAME="$NAME-inttag"
       else
         NAME="$NAME-intbox"
       fi
-      if [[ $INTEGERS =~ "CACHE_INTEGER=true" ]]; then
+      if [[ $CMAKE_FLAGS =~ "CACHE_INTEGER=true" ]]; then
         NAME="$NAME-intcache"
       fi
+      if [[ $CMAKE_FLAGS =~ "DUSE_VECTOR_PRIMITIVES=false" ]]; then
+        NAME="$NAME-somvec"
+      fi
       NAME=`echo "$NAME" | tr '[:upper:]' '[:lower:]'`
 
-    - cd release
-    - cmake .. $INTEGERS -DGC_TYPE=$GC -DCMAKE_BUILD_TYPE=Release
+    - cd debug
+    - cmake .. $CMAKE_FLAGS -DGC_TYPE=$GC -DCMAKE_BUILD_TYPE=Debug
     - make -j
-    - mv SOM++ ../$NAME
+    - ./SOM++ -cfg -cp ../Smalltalk ../TestSuite/TestHarness.som
+    - ./unittests -cfg -cp ../Smalltalk:../TestSuite/BasicInterpreterTests ../Examples/Hello.som
+    - ./SOM++ -prim-hash-check -cp ../Smalltalk ../Examples/Benchmarks/BenchmarkHarness.som VectorBenchmark 1 1
     - cd ..
 
-    - cd debug
-    - cmake .. $INTEGERS -DGC_TYPE=$GC -DCMAKE_BUILD_TYPE=Debug
+    - cd release
+    - cmake .. $CMAKE_FLAGS -DGC_TYPE=$GC -DCMAKE_BUILD_TYPE=Release
     - make -j
-    - ./SOM++ -cp ../Smalltalk ../TestSuite/TestHarness.som
-    - ./unittests -cp ../Smalltalk:../TestSuite/BasicInterpreterTests ../Examples/Hello.som
+    - ./SOM++ -cfg -cp ../Smalltalk ../TestSuite/TestHarness.som
+    - mv SOM++ ../$NAME
     - cd ..
 
     - |+
       # Test SomSom
       if [ "$COMPILER" = "clang" ]; then
         # this is to load balance the SomSom testing
         # only when compiling with Clang, and only on one machine for each integer configuration
-        if [ "$MACHINE $INTEGERS" = "zullie1 -DUSE_TAGGING=true" ] || [ "$MACHINE $INTEGERS" = "yuria2 -DUSE_TAGGING=false -DCACHE_INTEGER=true" ] || [ "$MACHINE $INTEGERS" = "yuria3 -DUSE_TAGGING=false -DCACHE_INTEGER=false" ]; then
+        if [ "$MACHINE $CMAKE_FLAGS" = "zullie1 -DUSE_TAGGING=true" ] || [ "$MACHINE $CMAKE_FLAGS" = "yuria2 -DUSE_TAGGING=false -DCACHE_INTEGER=true" ] || [ "$MACHINE $CMAKE_FLAGS" = "yuria3 -DUSE_TAGGING=false -DCACHE_INTEGER=false" ]; then
           ./$NAME -cp Smalltalk:TestSuite:core-lib/SomSom/src/compiler:core-lib/SomSom/src/interpreter:core-lib/SomSom/src/primitives:core-lib/SomSom/src/vm:core-lib/SomSom/src/vmobjects core-lib/SomSom/tests/SomSomTests.som
         fi
       fi

diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -57,6 +57,8 @@ set(INT_CACHE_MIN_VALUE -5  CACHE STRING "Lower bound of cached integers")
 set(INT_CACHE_MAX_VALUE 100 CACHE STRING "Upper bound of cached integers")
 option(GENERATE_INTEGER_HISTOGRAM "Generate histogram of allocated integers" FALSE)
 
+option(USE_VECTOR_PRIMITIVES "Use Vector primitives" TRUE)
+
 option(GENERATE_ALLOCATION_STATISTICS "Generate allocation statistics" FALSE)
 
 option(LOG_RECEIVER_TYPES        "Log types of receivers" FALSE)
@@ -82,6 +84,11 @@ endif ()
 if (GENERATE_INTEGER_HISTOGRAM)
   add_definitions(-DGENERATE_INTEGER_HISTOGRAM)
 endif ()
+if(USE_VECTOR_PRIMITIVES)
+  add_definitions(-DUSE_VECTOR_PRIMITIVES=true)
+else ()
+  add_definitions(-DUSE_VECTOR_PRIMITIVES=false)
+endif ()
 if (GENERATE_ALLOCATION_STATISTICS)
   add_definitions(-DGENERATE_ALLOCATION_STATISTICS)
 endif ()

diff --git a/SOM.xcodeproj/project.pbxproj b/SOM.xcodeproj/project.pbxproj
@@ -62,6 +62,9 @@
 		0A1C98762C5526AD00735850 /* DebugCopyingCollector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A1C98752C5526AD00735850 /* DebugCopyingCollector.cpp */; };
 		0A1C98772C5526AD00735850 /* DebugCopyingCollector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A1C98752C5526AD00735850 /* DebugCopyingCollector.cpp */; };
 		0A32B7FE199D6143002825DF /* IntegerBox.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A32B7FC199D6143002825DF /* IntegerBox.cpp */; };
+		0A32D54E2E198C610019DDCD /* Murmur3Hash.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A32D54D2E198C610019DDCD /* Murmur3Hash.cpp */; };
+		0A32D54F2E198C610019DDCD /* Murmur3Hash.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A32D54D2E198C610019DDCD /* Murmur3Hash.cpp */; };
+		0A32D5552E198EC40019DDCD /* HashingTest.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0A32D5542E198EC40019DDCD /* HashingTest.cpp */; };
 		0A3A3C921A5D546D004CB03B /* Array.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 3F5203120FA6624C00E75857 /* Array.cpp */; };
 		0A3A3C931A5D546D004CB03B /* Block.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 3F5203160FA6624C00E75857 /* Block.cpp */; };
 		0A3A3C941A5D546D004CB03B /* Class.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 3F5203180FA6624C00E75857 /* Class.cpp */; };
@@ -145,6 +148,10 @@
 		0ACA17172E509E6100FAC36B /* InfIntTests.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0ACA17162E509E6100FAC36B /* InfIntTests.cpp */; };
 		0AF394592D7CA9860036FDEF /* VMBigInteger.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AF394582D7CA9860036FDEF /* VMBigInteger.cpp */; };
 		0AF3945A2D7CA9860036FDEF /* VMBigInteger.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AF394582D7CA9860036FDEF /* VMBigInteger.cpp */; };
+		0AEFFE542E01A97E00CA4C4C /* Vector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AEFFE532E01A97E00CA4C4C /* Vector.cpp */; };
+		0AEFFE552E01A97E00CA4C4C /* Vector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AEFFE532E01A97E00CA4C4C /* Vector.cpp */; };
+		0AEFFE582E01A99300CA4C4C /* VMVector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AEFFE572E01A99300CA4C4C /* VMVector.cpp */; };
+		0AEFFE592E01A99300CA4C4C /* VMVector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0AEFFE572E01A99300CA4C4C /* VMVector.cpp */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -223,6 +230,10 @@
 		0A32B7FC199D6143002825DF /* IntegerBox.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = IntegerBox.cpp; sourceTree = "<group>"; };
 		0A32B7FD199D6143002825DF /* IntegerBox.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IntegerBox.h; sourceTree = "<group>"; };
 		0A32B80119A12A03002825DF /* VMObjectBase.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = VMObjectBase.h; sourceTree = "<group>"; };
+		0A32D54C2E198C610019DDCD /* Murmur3Hash.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Murmur3Hash.h; sourceTree = "<group>"; };
+		0A32D54D2E198C610019DDCD /* Murmur3Hash.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = Murmur3Hash.cpp; sourceTree = "<group>"; };
+		0A32D5532E198EC40019DDCD /* HashingTest.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = HashingTest.h; path = unitTests/HashingTest.h; sourceTree = "<group>"; };
+		0A32D5542E198EC40019DDCD /* HashingTest.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = HashingTest.cpp; path = unitTests/HashingTest.cpp; sourceTree = "<group>"; };
 		0A335F6B1832D64100D7CFC8 /* Method.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Method.cpp; sourceTree = "<group>"; };
 		0A335F6C1832D64100D7CFC8 /* Method.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Method.h; sourceTree = "<group>"; };
 		0A335F6F1832D65100D7CFC8 /* Primitive.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Primitive.cpp; sourceTree = "<group>"; };
@@ -261,6 +272,10 @@
 		0AF394572D7CA9860036FDEF /* VMBigInteger.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = VMBigInteger.h; sourceTree = "<group>"; };
 		0AF394582D7CA9860036FDEF /* VMBigInteger.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = VMBigInteger.cpp; sourceTree = "<group>"; };
 		0AF3945C2D7CAAF80036FDEF /* InfInt.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = InfInt.h; sourceTree = "<group>"; };
+		0AEFFE522E01A97E00CA4C4C /* Vector.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Vector.h; sourceTree = "<group>"; };
+		0AEFFE532E01A97E00CA4C4C /* Vector.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = Vector.cpp; sourceTree = "<group>"; };
+		0AEFFE562E01A99300CA4C4C /* VMVector.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = VMVector.h; sourceTree = "<group>"; };
+		0AEFFE572E01A99300CA4C4C /* VMVector.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = VMVector.cpp; sourceTree = "<group>"; };
 		3F5202F10FA6624C00E75857 /* BytecodeGenerator.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = BytecodeGenerator.cpp; sourceTree = "<group>"; };
 		3F5202F20FA6624C00E75857 /* BytecodeGenerator.h */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 4; lastKnownFileType = sourcecode.c.h; path = BytecodeGenerator.h; sourceTree = "<group>"; tabWidth = 4; };
 		3F5202F30FA6624C00E75857 /* ClassGenerationContext.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ClassGenerationContext.cpp; sourceTree = "<group>"; };
@@ -313,7 +328,6 @@
 		3F5203320FA6624C00E75857 /* Universe.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Universe.cpp; sourceTree = "<group>"; };
 		3F5203330FA6624C00E75857 /* Universe.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Universe.h; sourceTree = "<group>"; };
 		3F5203350FA6624C00E75857 /* ObjectFormats.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ObjectFormats.h; sourceTree = "<group>"; };
-		3F5203360FA6624C00E75857 /* PrimitiveRoutine.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PrimitiveRoutine.h; sourceTree = "<group>"; };
 		3F5203370FA6624C00E75857 /* Signature.cpp */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Signature.cpp; sourceTree = "<group>"; tabWidth = 4; };
 		3F5203380FA6624C00E75857 /* Signature.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Signature.h; sourceTree = "<group>"; };
 		3F52033B0FA6624C00E75857 /* VMArray.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = VMArray.cpp; sourceTree = "<group>"; };
@@ -447,13 +461,6 @@
 			name = Products;
 			sourceTree = "<group>";
 		};
-		0A1886C71832BBC900A2CBCA /* SOM++ */ = {
-			isa = PBXGroup;
-			children = (
-			);
-			path = "SOM++";
-			sourceTree = "<group>";
-		};
 		0A67EA7A19ACD44000830E3B /* unittests */ = {
 			isa = PBXGroup;
 			children = (
@@ -464,6 +471,8 @@
 				0ACA17152E509E6100FAC36B /* InfIntTests.h */,
 				0ACA17162E509E6100FAC36B /* InfIntTests.cpp */,
 				0A67EAA319ACE09700830E3B /* CloneObjectsTest.h */,
+				0A32D5532E198EC40019DDCD /* HashingTest.h */,
+				0A32D5542E198EC40019DDCD /* HashingTest.cpp */,
 				0A67EAA519ACE09700830E3B /* WalkObjectsTest.h */,
 				0A67EA7319ACD43A00830E3B /* WalkObjectsTest.cpp */,
 				0A67EAA619ACE09700830E3B /* WriteBarrierTest.h */,
@@ -499,7 +508,6 @@
 				E18AE29C0FB1C45E00EE6540 /* Examples */,
 				E18AE27F0FB1C44700EE6540 /* Smalltalk */,
 				3F5202EF0FA6624C00E75857 /* src */,
-				0A1886C71832BBC900A2CBCA /* SOM++ */,
 				0A1886C61832BBC900A2CBCA /* Products */,
 			);
 			sourceTree = "<group>";
@@ -554,7 +562,6 @@
 				3F5203020FA6624C00E75857 /* bytecodes.h */,
 				3F5203030FA6624C00E75857 /* Interpreter.cpp */,
 				3F5203040FA6624C00E75857 /* Interpreter.h */,
-				0AB80ADA2C39AC27006B6419 /* InterpreterLoop.h */,
 			);
 			path = interpreter;
 			sourceTree = "<group>";
@@ -591,6 +598,8 @@
 				3F52030C0FA6624C00E75857 /* debug.h */,
 				3F52030D0FA6624C00E75857 /* defs.h */,
 				3F52030F0FA6624C00E75857 /* gettimeofday.h */,
+				0A32D54C2E198C610019DDCD /* Murmur3Hash.h */,
+				0A32D54D2E198C610019DDCD /* Murmur3Hash.cpp */,
 				0A1887371832C12E00A2CBCA /* Timer.cpp */,
 				0A1887381832C12E00A2CBCA /* Timer.h */,
 				0A707528297DF36F00EB9F59 /* ParseInteger.h */,
@@ -627,6 +636,8 @@
 				3F5203250FA6624C00E75857 /* Symbol.h */,
 				3F5203260FA6624C00E75857 /* System.cpp */,
 				3F5203270FA6624C00E75857 /* System.h */,
+				0AEFFE522E01A97E00CA4C4C /* Vector.h */,
+				0AEFFE532E01A97E00CA4C4C /* Vector.cpp */,
 			);
 			path = primitives;
 			sourceTree = "<group>";
@@ -670,7 +681,6 @@
 				0A1887091832C0E400A2CBCA /* AbstractObject.cpp */,
 				0A18870A1832C0E400A2CBCA /* AbstractObject.h */,
 				3F5203350FA6624C00E75857 /* ObjectFormats.h */,
-				3F5203360FA6624C00E75857 /* PrimitiveRoutine.h */,
 				0A32B7FC199D6143002825DF /* IntegerBox.cpp */,
 				0A32B7FD199D6143002825DF /* IntegerBox.h */,
 				3F5203370FA6624C00E75857 /* Signature.cpp */,
@@ -708,6 +718,8 @@
 				0A5A7E902C5D45A00011C783 /* VMSafePrimitive.cpp */,
 				0A5A7E942C602E8C0011C783 /* VMTrivialMethod.h */,
 				0A5A7E952C60F5BB0011C783 /* VMTrivialMethod.cpp */,
+				0AEFFE562E01A99300CA4C4C /* VMVector.h */,
+				0AEFFE572E01A99300CA4C4C /* VMVector.cpp */,
 			);
 			path = vmobjects;
 			sourceTree = "<group>";
@@ -931,6 +943,7 @@
 				0A5A7E912C5D45A00011C783 /* VMSafePrimitive.cpp in Sources */,
 				0A1886FB1832BCF500A2CBCA /* VMBlock.cpp in Sources */,
 				0AF3945A2D7CA9860036FDEF /* VMBigInteger.cpp in Sources */,
+				0AEFFE592E01A99300CA4C4C /* VMVector.cpp in Sources */,
 				0A1887391832C12E00A2CBCA /* Timer.cpp in Sources */,
 				0A1887021832BCFA00A2CBCA /* VMMethod.cpp in Sources */,
 				0AB80AD32C392B78006B6419 /* Print.cpp in Sources */,
@@ -955,6 +968,7 @@
 				0A1887051832BCFA00A2CBCA /* VMString.cpp in Sources */,
 				0A3A3C9A1A5D546D004CB03B /* String.cpp in Sources */,
 				0A3A3C951A5D546D004CB03B /* Double.cpp in Sources */,
+				0AEFFE552E01A97E00CA4C4C /* Vector.cpp in Sources */,
 				0A1C986E2C4F1D3900735850 /* debug.cpp in Sources */,
 				0A1886F61832BCED00A2CBCA /* Universe.cpp in Sources */,
 				0AB80ACF2C392811006B6419 /* IsValidObject.cpp in Sources */,
@@ -974,13 +988,15 @@
 				0A1886FE1832BCF500A2CBCA /* VMEvaluationPrimitive.cpp in Sources */,
 				0A1887311832C10E00A2CBCA /* CopyingCollector.cpp in Sources */,
 				0A1886DE1832BCC800A2CBCA /* Disassembler.cpp in Sources */,
+				0A32D54F2E198C610019DDCD /* Murmur3Hash.cpp in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 		0A67EA6319ACD37200830E3B /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				0A32D5552E198EC40019DDCD /* HashingTest.cpp in Sources */,
 				0A3A3CAB1A5D546D004CB03B /* System.cpp in Sources */,
 				0A3A3CA31A5D546D004CB03B /* Class.cpp in Sources */,
 				0A67EA9019ACD83200830E3B /* Lexer.cpp in Sources */,
@@ -1001,8 +1017,10 @@
 				0A3A3CAA1A5D546D004CB03B /* Symbol.cpp in Sources */,
 				0A67EA8619ACD74800830E3B /* VMMethod.cpp in Sources */,
 				0A67EA7519ACD43A00830E3B /* CloneObjectsTest.cpp in Sources */,
+				0AEFFE582E01A99300CA4C4C /* VMVector.cpp in Sources */,
 				0A67EA7919ACD43A00830E3B /* WriteBarrierTest.cpp in Sources */,
 				0A67EA9819ACD85300830E3B /* GenerationalCollector.cpp in Sources */,
+				0A32D54E2E198C610019DDCD /* Murmur3Hash.cpp in Sources */,
 				0A67EA7B19ACD72C00830E3B /* VMInvokable.cpp in Sources */,
 				0A67EA9119ACD83200830E3B /* MethodGenerationContext.cpp in Sources */,
 				0A3A3CA61A5D546D004CB03B /* Method.cpp in Sources */,
@@ -1033,6 +1051,7 @@
 				0A67EA9619ACD84300830E3B /* Timer.cpp in Sources */,
 				0A67EA8D19ACD83200830E3B /* BytecodeGenerator.cpp in Sources */,
 				0A1C98612C43D6E200735850 /* Variable.cpp in Sources */,
+				0AEFFE542E01A97E00CA4C4C /* Vector.cpp in Sources */,
 				0A67EA7619ACD43A00830E3B /* main.cpp in Sources */,
 				0A67EA8819ACD74800830E3B /* VMPrimitive.cpp in Sources */,
 				0A3A3CA21A5D546D004CB03B /* Block.cpp in Sources */,

diff --git a/core-lib b/core-lib