jscript: Use bytecode for '+' expression implementation.

dlls/jscript/compile.c

@@ -107,6 +107,8 @@ static HRESULT compile_interp_fallback(compiler_ctx_t *ctx, expression_t *expr)
 static HRESULT compile_expression(compiler_ctx_t *ctx, expression_t *expr)
 {
     switch(expr->type) {
+    case EXPR_ADD:
+        return compile_binary_expression(ctx, (binary_expression_t*)expr, OP_add);
     case EXPR_BITNEG:
         return compile_unary_expression(ctx, (unary_expression_t*)expr, OP_bneg);
     case EXPR_EQEQ:

dlls/jscript/engine.c

@@ -2213,13 +2213,21 @@ static HRESULT add_eval(script_ctx_t *ctx, VARIANT *lval, VARIANT *rval, jsexcep
 }
 
 /* ECMA-262 3rd Edition    11.6.1 */
-HRESULT add_expression_eval(script_ctx_t *ctx, expression_t *_expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+HRESULT interp_add(exec_ctx_t *ctx)
 {
-    binary_expression_t *expr = (binary_expression_t*)_expr;
+    VARIANT *l, *r, ret;
+    HRESULT hres;
 
-    TRACE("\n");
+    r = stack_pop(ctx);
+    l = stack_pop(ctx);
+
+    TRACE("%s + %s\n", debugstr_variant(l), debugstr_variant(r));
+
+    hres = add_eval(ctx->parser->script, l, r, &ctx->ei, &ret);
+    if(FAILED(hres))
+        return hres;
 
-    return binary_expr_eval(ctx, expr, add_eval, ei, ret);
+    return stack_push(ctx, &ret);
 }
 
 /* ECMA-262 3rd Edition    11.6.2 */

dlls/jscript/engine.h

@@ -42,6 +42,7 @@ typedef struct _func_stack {
 } func_stack_t;
 
 #define OP_LIST                                   \
+    X(add, 1, 0)                                  \
     X(bneg, 1, 0)                                 \
     X(eq2, 1, 0)                                  \
     X(neg, 1, 0)                                  \
@@ -529,7 +530,6 @@ HRESULT binary_xor_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*
 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 in_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
-HRESULT add_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT sub_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT mul_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT div_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;

dlls/jscript/parser.y

@@ -1313,7 +1313,7 @@ static const expression_eval_t expression_eval_table[] = {
    binary_and_expression_eval,
    instanceof_expression_eval,
    in_expression_eval,
-   add_expression_eval,
+   compiled_expression_eval,
    sub_expression_eval,
    mul_expression_eval,
    div_expression_eval,