remove allocator and switch to immutable value boxing

integer_test.go

@@ -30,11 +30,9 @@ func TestLInteger_TypeName(t *testing.T) {
 }
 
 func TestLInteger_Preloads(t *testing.T) {
-	al := newAllocator(64)
-
 	// Values in [-256, 256) should be preloaded (zero alloc)
 	for i := int64(-256); i < 256; i++ {
-		v := al.LInteger2I(LInteger(i))
+		v := lintegerToValue(LInteger(i))
 		if v.Type() != LTInteger {
 			t.Errorf("LInteger(%d) should have type LTInteger", i)
 		}
@@ -45,12 +43,10 @@ func TestLInteger_Preloads(t *testing.T) {
 }
 
 func TestLInteger_LargeValues(t *testing.T) {
-	al := newAllocator(64)
-
 	// Values outside preload range should also work
 	large := []int64{1000, -1000, 1 << 62, -(1 << 62)}
 	for _, i := range large {
-		v := al.LInteger2I(LInteger(i))
+		v := lintegerToValue(LInteger(i))
 		if v.Type() != LTInteger {
 			t.Errorf("LInteger(%d) should have type LTInteger", i)
 		}

registry.go

@@ -10,12 +10,11 @@ type registry struct {
 	top     int
 	growBy  int
 	maxSize int
-	alloc   *allocator
 	handler registryHandler
 }
 
-func newRegistry(handler registryHandler, initialSize int, growBy int, maxSize int, alloc *allocator) *registry {
-	return &registry{make([]LValue, initialSize), 0, growBy, maxSize, alloc, handler}
+func newRegistry(handler registryHandler, initialSize int, growBy int, maxSize int) *registry {
+	return &registry{make([]LValue, initialSize), 0, growBy, maxSize, handler}
 }
 
 func (rg *registry) resize(requiredSize int) bool { // +inline-start
@@ -266,7 +265,7 @@ func (rg *registry) SetNumber(regi int, vali LNumber) { // +inline-start
 			rg.resize(requiredSize)
 		}
 	}
-	rg.array[regi] = rg.alloc.LNumber2I(vali)
+	rg.array[regi] = lnumberToValue(vali)
 	if regi >= rg.top {
 		rg.top = regi + 1
 	}