diff --git a/dlls/jscript/date.c b/dlls/jscript/date.c
index ae83444c071..c54e3fdb665 100644
--- a/dlls/jscript/date.c
+++ b/dlls/jscript/date.c
@@ -2505,23 +2505,19 @@ static HRESULT DateConstr_value(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
 
         /* ECMA-262 3rd Edition    15.9.3.2 */
         case 1: {
-            VARIANT prim,var;
+            jsval_t prim;
             double n;
 
-            hres = jsval_to_variant(argv[0], &var);
-            if(SUCCEEDED(hres)) {
-                hres = to_primitive(ctx, &var, ei, &prim, NO_HINT);
-                VariantClear(&var);
-            }
+            hres = to_primitive(ctx, argv[0], ei, &prim, NO_HINT);
             if(FAILED(hres))
                 return hres;
 
-            if(V_VT(&prim) == VT_BSTR)
-                hres = date_parse(V_BSTR(&prim), &n);
+            if(is_string(prim))
+                hres = date_parse(get_string(prim), &n);
             else
-                hres = to_number(ctx, &prim, ei, &n);
+                hres = to_number_jsval(ctx, prim, ei, &n);
 
-            VariantClear(&prim);
+            jsval_release(prim);
             if(FAILED(hres))
                 return hres;
 
diff --git a/dlls/jscript/dispex.c b/dlls/jscript/dispex.c
index d6015e71a1c..2da966182c5 100644
--- a/dlls/jscript/dispex.c
+++ b/dlls/jscript/dispex.c
@@ -1013,29 +1013,16 @@ HRESULT jsdisp_call_value(jsdisp_t *jsfunc, IDispatch *jsthis, WORD flags, unsig
     return hres;
 }
 
-HRESULT jsdisp_call(jsdisp_t *disp, DISPID id, WORD flags, unsigned argc, jsval_t *argv, VARIANT *retv, jsexcept_t *ei)
+HRESULT jsdisp_call(jsdisp_t *disp, DISPID id, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r, jsexcept_t *ei)
 {
     dispex_prop_t *prop;
-    jsval_t r;
-    HRESULT hres;
-
-    memset(ei, 0, sizeof(*ei));
-    if(retv)
-        V_VT(retv) = VT_EMPTY;
 
     prop = get_prop(disp, id);
     if(!prop)
         return DISP_E_MEMBERNOTFOUND;
 
-    hres = invoke_prop_func(disp, to_disp(disp), prop, flags, argc, argv, retv ? &r : NULL, ei, NULL);
-    if(FAILED(hres))
-        return hres;
-
-    if(retv) {
-        hres = jsval_to_variant(r, retv);
-        jsval_release(r);
-    }
-    return hres;
+    memset(ei, 0, sizeof(*ei));
+    return invoke_prop_func(disp, to_disp(disp), prop, flags, argc, argv, r, ei, NULL);
 }
 
 HRESULT jsdisp_call_name(jsdisp_t *disp, const WCHAR *name, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r,
@@ -1069,16 +1056,8 @@ HRESULT disp_call(script_ctx_t *ctx, IDispatch *disp, DISPID id, WORD flags, uns
             return E_FAIL;
         }
 
-        V_VT(&retv) = VT_EMPTY;
-        hres = jsdisp_call(jsdisp, id, flags, argc, argv, ret ? &retv : NULL, ei);
+        hres = jsdisp_call(jsdisp, id, flags, argc, argv, ret, ei);
         jsdisp_release(jsdisp);
-        if(FAILED(hres))
-            return hres;
-
-        if(ret) {
-            hres = variant_to_jsval(&retv, ret);
-            VariantClear(&retv);
-        }
         return hres;
     }
 
diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index 10e47f61bfb..8595c52fbf4 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1406,11 +1406,11 @@ static HRESULT add_eval(script_ctx_t *ctx, jsval_t lval, jsval_t rval, jsexcept_
     jsval_t r, l;
     HRESULT hres;
 
-    hres = to_primitive_jsval(ctx, lval, ei, &l, NO_HINT);
+    hres = to_primitive(ctx, lval, ei, &l, NO_HINT);
     if(FAILED(hres))
         return hres;
 
-    hres = to_primitive_jsval(ctx, rval, ei, &r, NO_HINT);
+    hres = to_primitive(ctx, rval, ei, &r, NO_HINT);
     if(FAILED(hres)) {
         jsval_release(l);
         return hres;
@@ -1925,7 +1925,7 @@ static HRESULT equal_values(script_ctx_t *ctx, jsval_t lval, jsval_t rval, jsexc
         jsval_t prim;
         HRESULT hres;
 
-        hres = to_primitive_jsval(ctx, rval, ei, &prim, NO_HINT);
+        hres = to_primitive(ctx, rval, ei, &prim, NO_HINT);
         if(FAILED(hres))
             return hres;
 
@@ -1939,7 +1939,7 @@ static HRESULT equal_values(script_ctx_t *ctx, jsval_t lval, jsval_t rval, jsexc
         jsval_t prim;
         HRESULT hres;
 
-        hres = to_primitive_jsval(ctx, lval, ei, &prim, NO_HINT);
+        hres = to_primitive(ctx, lval, ei, &prim, NO_HINT);
         if(FAILED(hres))
             return hres;
 
@@ -2044,11 +2044,11 @@ static HRESULT less_eval(script_ctx_t *ctx, jsval_t lval, jsval_t rval, BOOL gre
     jsval_t l, r;
     HRESULT hres;
 
-    hres = to_primitive_jsval(ctx, lval, ei, &l, NO_HINT);
+    hres = to_primitive(ctx, lval, ei, &l, NO_HINT);
     if(FAILED(hres))
         return hres;
 
-    hres = to_primitive_jsval(ctx, rval, ei, &r, NO_HINT);
+    hres = to_primitive(ctx, rval, ei, &r, NO_HINT);
     if(FAILED(hres)) {
         jsval_release(l);
         return hres;
diff --git a/dlls/jscript/jscript.h b/dlls/jscript/jscript.h
index 41c67c9fa22..651b49c4e50 100644
--- a/dlls/jscript/jscript.h
+++ b/dlls/jscript/jscript.h
@@ -207,7 +207,7 @@ HRESULT init_dispex_from_constr(jsdisp_t*,script_ctx_t*,const builtin_info_t*,js
 HRESULT disp_call(script_ctx_t*,IDispatch*,DISPID,WORD,unsigned,jsval_t*,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT disp_call_value(script_ctx_t*,IDispatch*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_call_value(jsdisp_t*,IDispatch*,WORD,unsigned,jsval_t*,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
-HRESULT jsdisp_call(jsdisp_t*,DISPID,WORD,unsigned,jsval_t*,VARIANT*,jsexcept_t*) DECLSPEC_HIDDEN;
+HRESULT jsdisp_call(jsdisp_t*,DISPID,WORD,unsigned,jsval_t*,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT jsdisp_call_name(jsdisp_t*,const WCHAR*,WORD,unsigned,jsval_t*,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT disp_propget(script_ctx_t*,IDispatch*,DISPID,jsval_t*,jsexcept_t*) DECLSPEC_HIDDEN;
 HRESULT disp_propput(script_ctx_t*,IDispatch*,DISPID,jsval_t,jsexcept_t*) DECLSPEC_HIDDEN;
@@ -254,8 +254,7 @@ typedef enum {
     HINT_NUMBER
 } hint_t;
 
-HRESULT to_primitive(script_ctx_t*,VARIANT*,jsexcept_t*,VARIANT*, hint_t) DECLSPEC_HIDDEN;
-HRESULT to_primitive_jsval(script_ctx_t*,jsval_t,jsexcept_t*,jsval_t*, hint_t) DECLSPEC_HIDDEN;
+HRESULT to_primitive(script_ctx_t*,jsval_t,jsexcept_t*,jsval_t*, hint_t) DECLSPEC_HIDDEN;
 HRESULT to_boolean(VARIANT*,VARIANT_BOOL*) DECLSPEC_HIDDEN;
 HRESULT to_boolean_jsval(jsval_t,BOOL*) DECLSPEC_HIDDEN;
 HRESULT to_number(script_ctx_t*,VARIANT*,jsexcept_t*,double*) DECLSPEC_HIDDEN;
diff --git a/dlls/jscript/jsutils.c b/dlls/jscript/jsutils.c
index 0439b10eaa3..3a96a51e22a 100644
--- a/dlls/jscript/jsutils.c
+++ b/dlls/jscript/jsutils.c
@@ -369,46 +369,25 @@ HRESULT jsval_to_variant(jsval_t val, VARIANT *retv)
 }
 
 /* ECMA-262 3rd Edition    9.1 */
-HRESULT to_primitive(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, VARIANT *ret, hint_t hint)
+HRESULT to_primitive(script_ctx_t *ctx, jsval_t val, jsexcept_t *ei, jsval_t *ret, hint_t hint)
 {
-    switch(V_VT(v)) {
-    case VT_EMPTY:
-    case VT_NULL:
-    case VT_BOOL:
-    case VT_I4:
-    case VT_R8:
-        *ret = *v;
-        break;
-    case VT_BSTR:
-        V_VT(ret) = VT_BSTR;
-        V_BSTR(ret) = SysAllocString(V_BSTR(v));
-        break;
-    case VT_DISPATCH: {
+    if(is_object_instance(val)) {
         jsdisp_t *jsdisp;
+        jsval_t prim;
         DISPID id;
         HRESULT hres;
 
         static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
         static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
 
-        if(!V_DISPATCH(v)) {
-            V_VT(ret) = VT_NULL;
-            break;
+        if(!get_object(val)) {
+            *ret = jsval_null();
+            return S_OK;
         }
 
-        jsdisp = iface_to_jsdisp((IUnknown*)V_DISPATCH(v));
-        if(!jsdisp) {
-            jsval_t val;
-            HRESULT hres;
-
-            hres = disp_propget(ctx, V_DISPATCH(v), DISPID_VALUE, &val, ei);
-            if(FAILED(hres))
-                return hres;
-
-            hres = jsval_to_variant(val, ret);
-            jsval_release(val);
-            return hres;
-        }
+        jsdisp = iface_to_jsdisp((IUnknown*)get_object(val));
+        if(!jsdisp)
+            return disp_propget(ctx, get_object(val), DISPID_VALUE, ret, ei);
 
         if(hint == NO_HINT)
             hint = is_class(jsdisp, JSCLASS_DATE) ? HINT_STRING : HINT_NUMBER;
@@ -417,34 +396,34 @@ HRESULT to_primitive(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, VARIANT *ret
 
         hres = jsdisp_get_id(jsdisp, hint == HINT_STRING ? toStringW : valueOfW, 0, &id);
         if(SUCCEEDED(hres)) {
-            hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, ret, ei);
+            hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, &prim, ei);
             if(FAILED(hres)) {
                 WARN("call error - forwarding exception\n");
                 jsdisp_release(jsdisp);
                 return hres;
-            }
-            else if(V_VT(ret) != VT_DISPATCH) {
+            }else if(!is_object_instance(prim)) {
                 jsdisp_release(jsdisp);
+                *ret = prim;
                 return S_OK;
+            }else {
+                IDispatch_Release(get_object(prim));
             }
-            else
-                IDispatch_Release(V_DISPATCH(ret));
         }
 
         hres = jsdisp_get_id(jsdisp, hint == HINT_STRING ? valueOfW : toStringW, 0, &id);
         if(SUCCEEDED(hres)) {
-            hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, ret, ei);
+            hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, &prim, ei);
             if(FAILED(hres)) {
                 WARN("call error - forwarding exception\n");
                 jsdisp_release(jsdisp);
                 return hres;
-            }
-            else if(V_VT(ret) != VT_DISPATCH) {
+            }else if(!is_object_instance(prim)) {
                 jsdisp_release(jsdisp);
+                *ret = prim;
                 return S_OK;
+            }else {
+                IDispatch_Release(get_object(prim));
             }
-            else
-                IDispatch_Release(V_DISPATCH(ret));
         }
 
         jsdisp_release(jsdisp);
@@ -452,34 +431,6 @@ HRESULT to_primitive(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, VARIANT *ret
         WARN("failed\n");
         return throw_type_error(ctx, ei, JS_E_TO_PRIMITIVE, NULL);
     }
-    case VT_I2:
-    case VT_INT:
-        assert(0);
-    default:
-        FIXME("Unimplemented for vt %d\n", V_VT(v));
-        return E_NOTIMPL;
-    }
-
-    return S_OK;
-}
-
-/* ECMA-262 3rd Edition    9.1 */
-HRESULT to_primitive_jsval(script_ctx_t *ctx, jsval_t val, jsexcept_t *ei, jsval_t *ret, hint_t hint)
-{
-    if(is_object_instance(val)) {
-        VARIANT var, retv;
-        HRESULT hres;
-
-        V_VT(&var) = VT_DISPATCH;
-        V_DISPATCH(&var) = get_object(val);
-        hres = to_primitive(ctx, &var, ei, &retv, hint);
-        if(FAILED(hres))
-            return hres;
-
-        hres = variant_to_jsval(&retv, ret);
-        VariantClear(&retv);
-        return hres;
-    }
 
     return jsval_copy(val, ret);
 
@@ -670,15 +621,15 @@ HRESULT to_number(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, double *ret)
     case VT_BSTR:
         return str_to_number(V_BSTR(v), ret);
     case VT_DISPATCH: {
-        VARIANT prim;
+        jsval_t prim;
         HRESULT hres;
 
-        hres = to_primitive(ctx, v, ei, &prim, HINT_NUMBER);
+        hres = to_primitive(ctx, jsval_disp(V_DISPATCH(v)), ei, &prim, HINT_NUMBER);
         if(FAILED(hres))
             return hres;
 
-        hres = to_number(ctx, &prim, ei, ret);
-        VariantClear(&prim);
+        hres = to_number_jsval(ctx, prim, ei, ret);
+        jsval_release(prim);
         return hres;
     }
     case VT_BOOL:
@@ -879,15 +830,15 @@ HRESULT to_string(script_ctx_t *ctx, VARIANT *v, jsexcept_t *ei, BSTR *str)
         *str = SysAllocString(V_BSTR(v));
         break;
     case VT_DISPATCH: {
-        VARIANT prim;
+        jsval_t prim;
         HRESULT hres;
 
-        hres = to_primitive(ctx, v, ei, &prim, HINT_STRING);
+        hres = to_primitive(ctx, jsval_disp(V_DISPATCH(v)), ei, &prim, HINT_STRING);
         if(FAILED(hres))
             return hres;
 
-        hres = to_string(ctx, &prim, ei, str);
-        VariantClear(&prim);
+        hres = to_string_jsval(ctx, prim, ei, str);
+        jsval_release(prim);
         return hres;
     }
     case VT_BOOL: