Jacek Caban : jscript: Use bytecode for all call expressions.

Alexandre Julliard julliard at winehq.org
Wed Dec 7 13:57:13 CST 2011


Module: wine
Branch: master
Commit: 4da0cf39f4399f22f34c4c1ef0d5f14e971f3dc1
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=4da0cf39f4399f22f34c4c1ef0d5f14e971f3dc1

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Wed Dec  7 11:00:44 2011 +0100

jscript: Use bytecode for all call expressions.

---

 dlls/jscript/compile.c |   13 ++++--
 dlls/jscript/engine.c  |  103 ++++++-----------------------------------------
 dlls/jscript/engine.h  |    2 +-
 3 files changed, 23 insertions(+), 95 deletions(-)

diff --git a/dlls/jscript/compile.c b/dlls/jscript/compile.c
index 34ac0a4..a476155 100644
--- a/dlls/jscript/compile.c
+++ b/dlls/jscript/compile.c
@@ -400,14 +400,17 @@ static HRESULT compile_call_expression(compiler_ctx_t *ctx, call_expression_t *e
     unsigned arg_cnt = 0;
     argument_t *arg;
     unsigned instr;
+    jsop_t op;
     HRESULT hres;
 
-    if(!is_memberid_expr(expr->expression->type)) {
-        expr->expr.eval = call_expression_eval;
-        return compile_interp_fallback(ctx, &expr->expr);
+    if(is_memberid_expr(expr->expression->type)) {
+        op = OP_call_member;
+        hres = compile_memberid_expression(ctx, expr->expression, 0);
+    }else {
+        op = OP_call;
+        hres = compile_expression(ctx, expr->expression);
     }
 
-    hres = compile_memberid_expression(ctx, expr->expression, 0);
     if(FAILED(hres))
         return hres;
 
@@ -418,7 +421,7 @@ static HRESULT compile_call_expression(compiler_ctx_t *ctx, call_expression_t *e
         arg_cnt++;
     }
 
-    instr = push_instr(ctx, OP_call_member);
+    instr = push_instr(ctx, op);
     if(instr == -1)
         return E_OUTOFMEMORY;
 
diff --git a/dlls/jscript/engine.c b/dlls/jscript/engine.c
index 0170303..d3b1334 100644
--- a/dlls/jscript/engine.c
+++ b/dlls/jscript/engine.c
@@ -1697,55 +1697,6 @@ static HRESULT interp_refval(exec_ctx_t *ctx)
     return stack_push(ctx, &v);
 }
 
-static void free_dp(DISPPARAMS *dp)
-{
-    DWORD i;
-
-    for(i=0; i < dp->cArgs; i++)
-        VariantClear(dp->rgvarg+i);
-    heap_free(dp->rgvarg);
-}
-
-static HRESULT args_to_param(script_ctx_t *ctx, argument_t *args, jsexcept_t *ei, DISPPARAMS *dp)
-{
-    VARIANTARG *vargs;
-    exprval_t exprval;
-    argument_t *iter;
-    DWORD cnt = 0, i;
-    HRESULT hres = S_OK;
-
-    memset(dp, 0, sizeof(*dp));
-    if(!args)
-        return S_OK;
-
-    for(iter = args; iter; iter = iter->next)
-        cnt++;
-
-    vargs = heap_alloc_zero(cnt * sizeof(*vargs));
-    if(!vargs)
-        return E_OUTOFMEMORY;
-
-    for(i = cnt, iter = args; iter; iter = iter->next) {
-        hres = expr_eval(ctx, iter->expr, 0, ei, &exprval);
-        if(FAILED(hres))
-            break;
-
-        hres = exprval_to_value(ctx, &exprval, ei, vargs + (--i));
-        exprval_release(&exprval);
-        if(FAILED(hres))
-            break;
-    }
-
-    if(FAILED(hres)) {
-        free_dp(dp);
-        return hres;
-    }
-
-    dp->rgvarg = vargs;
-    dp->cArgs = cnt;
-    return S_OK;
-}
-
 static void jsstack_to_dp(exec_ctx_t *ctx, unsigned arg_cnt, DISPPARAMS *dp)
 {
     VARIANT tmp;
@@ -1798,55 +1749,29 @@ static HRESULT interp_new(exec_ctx_t *ctx)
 }
 
 /* ECMA-262 3rd Edition    11.2.3 */
-HRESULT call_expression_eval(script_ctx_t *ctx, expression_t *_expr, DWORD flags, jsexcept_t *ei, exprval_t *ret)
+static HRESULT interp_call(exec_ctx_t *ctx)
 {
-    call_expression_t *expr = (call_expression_t*)_expr;
-    VARIANT var;
-    exprval_t exprval;
+    const unsigned argn = ctx->parser->code->instrs[ctx->ip].arg1.uint;
+    const int do_ret = ctx->parser->code->instrs[ctx->ip].arg2.lng;
+    VARIANT v, *objv;
     DISPPARAMS dp;
     HRESULT hres;
 
-    TRACE("\n");
-
-    hres = expr_eval(ctx, expr->expression, 0, ei, &exprval);
-    if(FAILED(hres))
-        return hres;
-
-    hres = args_to_param(ctx, expr->argument_list, ei, &dp);
-    if(SUCCEEDED(hres)) {
-        switch(exprval.type) {
-        case EXPRVAL_VARIANT:
-            if(V_VT(&exprval.u.var) == VT_DISPATCH)
-                hres = disp_call(ctx, V_DISPATCH(&exprval.u.var), DISPID_VALUE,
-                        DISPATCH_METHOD, &dp, flags & EXPR_NOVAL ? NULL : &var, ei, NULL/*FIXME*/);
-            else
-                hres = throw_type_error(ctx, ei, JS_E_INVALID_PROPERTY, NULL);
-            break;
-        case EXPRVAL_IDREF:
-            assert(0);
-        case EXPRVAL_INVALID:
-            hres = throw_type_error(ctx, ei, JS_E_OBJECT_EXPECTED, NULL);
-            break;
-        default:
-            FIXME("unimplemented type %d\n", exprval.type);
-            hres = E_NOTIMPL;
-        }
+    TRACE("%d %d\n", argn, do_ret);
 
-        free_dp(&dp);
-    }
+    objv = stack_topn(ctx, argn);
+    if(V_VT(objv) != VT_DISPATCH)
+        return throw_type_error(ctx->parser->script, &ctx->ei, JS_E_INVALID_PROPERTY, NULL);
 
-    exprval_release(&exprval);
+    jsstack_to_dp(ctx, argn, &dp);
+    hres = disp_call(ctx->parser->script, V_DISPATCH(objv), DISPID_VALUE, DISPATCH_METHOD, &dp,
+            do_ret ? &v : NULL, &ctx->ei, NULL/*FIXME*/);
     if(FAILED(hres))
         return hres;
 
-    ret->type = EXPRVAL_VARIANT;
-    if(flags & EXPR_NOVAL) {
-        V_VT(&ret->u.var) = VT_EMPTY;
-    }else {
-        TRACE("= %s\n", debugstr_variant(&var));
-        ret->u.var = var;
-    }
-    return S_OK;
+    stack_popn(ctx, argn+1);
+    return do_ret ? stack_push(ctx, &v) : S_OK;
+
 }
 
 /* ECMA-262 3rd Edition    11.2.3 */
diff --git a/dlls/jscript/engine.h b/dlls/jscript/engine.h
index 88c61fc..ffa0fcd 100644
--- a/dlls/jscript/engine.h
+++ b/dlls/jscript/engine.h
@@ -46,6 +46,7 @@ typedef struct _func_stack {
     X(assign,     1, 0,0)                  \
     X(bool,       1, ARG_INT,    0)        \
     X(bneg,       1, 0,0)                  \
+    X(call,       1, ARG_UINT,   ARG_UINT) \
     X(call_member,1, ARG_UINT,   ARG_UINT) \
     X(delete,     1, 0,0)                  \
     X(div,        1, 0,0)                  \
@@ -558,7 +559,6 @@ typedef struct {
 HRESULT function_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT array_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT member_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
-HRESULT call_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 HRESULT identifier_expression_eval(script_ctx_t*,expression_t*,DWORD,jsexcept_t*,exprval_t*) DECLSPEC_HIDDEN;
 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;




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