jscript: Use bytecode for binary xor expressions.

dlls/jscript/compile.c

@@ -388,6 +388,8 @@ static HRESULT compile_expression(compiler_ctx_t *ctx, expression_t *expr)
         return push_instr(ctx, OP_this) == -1 ? E_OUTOFMEMORY : S_OK;
     case EXPR_VOID:
         return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_void);
+    case EXPR_BXOR:
+        return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_xor);
     default:
         assert(expr->eval != compiled_expression_eval);
         return compile_interp_fallback(ctx, expr);

dlls/jscript/engine.c

@@ -2061,13 +2061,22 @@ static HRESULT xor_eval(script_ctx_t *ctx, VARIANT *lval, VARIANT *rval, jsexcep
 }
 
 /* ECMA-262 3rd Edition    11.10 */
-HRESULT binary_xor_expression_eval(script_ctx_t *ctx, expression_t *_expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+static HRESULT interp_xor(exec_ctx_t *ctx)
 {
-    binary_expression_t *expr = (binary_expression_t*)_expr;
+    INT l, r;
+    HRESULT hres;
 
     TRACE("\n");
 
-    return binary_expr_eval(ctx, expr, xor_eval, ei, ret);
+    hres = stack_pop_int(ctx, &r);
+    if(FAILED(hres))
+        return hres;
+
+    hres = stack_pop_int(ctx, &l);
+    if(FAILED(hres))
+        return hres;
+
+    return stack_push_int(ctx, l^r);
 }
 
 /* ECMA-262 3rd Edition    11.10 */

dlls/jscript/engine.h

@@ -72,7 +72,8 @@ typedef struct _func_stack {
     X(tree,       1, ARG_EXPR,   0)        \
     X(ret,        0, 0,0)                  \
     X(sub,        1, 0,0)                  \
-    X(void,       1, 0,0)
+    X(void,       1, 0,0)                  \
+    X(xor,        1, 0,0)
 
 typedef enum {
 #define X(x,a,b,c) OP_##x,
@@ -555,7 +556,6 @@ HRESULT identifier_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*
 HRESULT array_literal_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT property_value_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 
-HRESULT binary_xor_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT binary_and_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT instanceof_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT delete_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;

dlls/jscript/parser.y

@@ -1309,7 +1309,7 @@ static const expression_eval_t expression_eval_table[] = {
    compiled_expression_eval,
    compiled_expression_eval,
    compiled_expression_eval,
-   binary_xor_expression_eval,
+   compiled_expression_eval,
    binary_and_expression_eval,
    instanceof_expression_eval,
    compiled_expression_eval,