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jscript: Store this object in call_frame_t. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2016-03-25 17:49:37 +01:00 committed by Alexandre Julliard
parent 0224f1829b
commit 0db7059663
5 changed files with 42 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

61
dlls/jscript/engine.c
View File

@ -295,7 +295,7 @@ void scope_release(scope_chain_t *scope)
heap_free(scope);
}
HRESULT create_exec_ctx(script_ctx_t *script_ctx, IDispatch *this_obj, jsdisp_t *var_disp,
HRESULT create_exec_ctx(script_ctx_t *script_ctx, jsdisp_t *var_disp,
BOOL is_global, exec_ctx_t **ret)
{
exec_ctx_t *ctx;
@ -308,26 +308,6 @@ HRESULT create_exec_ctx(script_ctx_t *script_ctx, IDispatch *this_obj, jsdisp_t
ctx->is_global = is_global;
ctx->ret = jsval_undefined();
/* ECMA-262 3rd Edition 11.2.3.7 */
if(this_obj) {
jsdisp_t *jsthis;
jsthis = iface_to_jsdisp((IUnknown*)this_obj);
if(jsthis) {
if(jsthis->builtin_info->class == JSCLASS_GLOBAL || jsthis->builtin_info->class == JSCLASS_NONE)
this_obj = NULL;
jsdisp_release(jsthis);
}
}
if(this_obj)
ctx->this_obj = this_obj;
else if(script_ctx->host_global)
ctx->this_obj = script_ctx->host_global;
else
ctx->this_obj = to_disp(script_ctx->global);
IDispatch_AddRef(ctx->this_obj);
jsdisp_addref(var_disp);
ctx->var_disp = var_disp;
@ -345,8 +325,6 @@ void exec_release(exec_ctx_t *ctx)
if(ctx->var_disp)
jsdisp_release(ctx->var_disp);
if(ctx->this_obj)
IDispatch_Release(ctx->this_obj);
if(ctx->script)
script_release(ctx->script);
jsval_release(ctx->ret);
@ -1067,13 +1045,12 @@ static HRESULT interp_call_member(script_ctx_t *ctx)
/* ECMA-262 3rd Edition 11.1.1 */
static HRESULT interp_this(script_ctx_t *ctx)
{
IDispatch *this_obj;
call_frame_t *frame = ctx->call_ctx;
TRACE("\n");
this_obj = ctx->call_ctx->exec_ctx->this_obj;
IDispatch_AddRef(this_obj);
return stack_push(ctx, jsval_disp(this_obj));
IDispatch_AddRef(frame->this_obj);
return stack_push(ctx, jsval_disp(frame->this_obj));
}
/* ECMA-262 3rd Edition 10.1.4 */
@ -2413,6 +2390,8 @@ OP_LIST
static void release_call_frame(call_frame_t *frame)
{
if(frame->this_obj)
IDispatch_Release(frame->this_obj);
if(frame->scope)
scope_release(frame->scope);
heap_free(frame);
@ -2556,10 +2535,23 @@ static HRESULT bind_event_target(script_ctx_t *ctx, function_code_t *func, jsdis
return hres;
}
static HRESULT setup_call_frame(exec_ctx_t *ctx, bytecode_t *bytecode, function_code_t *function, scope_chain_t *scope)
static HRESULT setup_call_frame(exec_ctx_t *ctx, bytecode_t *bytecode, function_code_t *function, scope_chain_t *scope,
IDispatch *this_obj)
{
call_frame_t *frame;
/* ECMA-262 3rd Edition 11.2.3.7 */
if(this_obj) {
jsdisp_t *jsthis;
jsthis = iface_to_jsdisp((IUnknown*)this_obj);
if(jsthis) {
if(jsthis->builtin_info->class == JSCLASS_GLOBAL || jsthis->builtin_info->class == JSCLASS_NONE)
this_obj = NULL;
jsdisp_release(jsthis);
}
}
frame = heap_alloc_zero(sizeof(*frame));
if(!frame)
return E_OUTOFMEMORY;
@ -2572,6 +2564,14 @@ static HRESULT setup_call_frame(exec_ctx_t *ctx, bytecode_t *bytecode, function_
if(scope)
frame->base_scope = frame->scope = scope_addref(scope);
if(this_obj)
frame->this_obj = this_obj;
else if(ctx->script->host_global)
frame->this_obj = ctx->script->host_global;
else
frame->this_obj = to_disp(ctx->script->global);
IDispatch_AddRef(frame->this_obj);
frame->exec_ctx = ctx;
frame->prev_frame = ctx->script->call_ctx;
@ -2579,7 +2579,8 @@ static HRESULT setup_call_frame(exec_ctx_t *ctx, bytecode_t *bytecode, function_
return S_OK;
}
HRESULT exec_source(exec_ctx_t *ctx, bytecode_t *code, function_code_t *func, scope_chain_t *scope, jsval_t *ret)
HRESULT exec_source(exec_ctx_t *ctx, bytecode_t *code, function_code_t *func, scope_chain_t *scope,
IDispatch *this_obj, jsval_t *ret)
{
jsval_t val;
unsigned i;
@ -2614,7 +2615,7 @@ HRESULT exec_source(exec_ctx_t *ctx, bytecode_t *code, function_code_t *func, sc
}
}
hres = setup_call_frame(ctx, code, func, scope);
hres = setup_call_frame(ctx, code, func, scope, this_obj);
if(FAILED(hres))
return hres;

7
dlls/jscript/engine.h
View File

@ -198,6 +198,8 @@ typedef struct _call_frame_t {
scope_chain_t *scope;
scope_chain_t *base_scope;
IDispatch *this_obj;
bytecode_t *bytecode;
function_code_t *function;
@ -210,7 +212,6 @@ struct _exec_ctx_t {
script_ctx_t *script;
jsdisp_t *var_disp;
IDispatch *this_obj;
BOOL is_global;
jsval_t ret;
@ -222,6 +223,6 @@ static inline void exec_addref(exec_ctx_t *ctx)
}
void exec_release(exec_ctx_t*) DECLSPEC_HIDDEN;
HRESULT create_exec_ctx(script_ctx_t*,IDispatch*,jsdisp_t*,BOOL,exec_ctx_t**) DECLSPEC_HIDDEN;
HRESULT exec_source(exec_ctx_t*,bytecode_t*,function_code_t*,scope_chain_t*,jsval_t*) DECLSPEC_HIDDEN;
HRESULT create_exec_ctx(script_ctx_t*,jsdisp_t*,BOOL,exec_ctx_t**) DECLSPEC_HIDDEN;
HRESULT exec_source(exec_ctx_t*,bytecode_t*,function_code_t*,scope_chain_t*,IDispatch*,jsval_t*) DECLSPEC_HIDDEN;
HRESULT create_source_function(script_ctx_t*,bytecode_t*,function_code_t*,scope_chain_t*,jsdisp_t**) DECLSPEC_HIDDEN;

4
dlls/jscript/function.c
View File

@ -239,13 +239,13 @@ static HRESULT invoke_source(script_ctx_t *ctx, FunctionInstance *function, IDis
hres = scope_push(function->scope_chain, var_disp, to_disp(var_disp), &scope);
if(SUCCEEDED(hres)) {
hres = create_exec_ctx(ctx, this_obj, var_disp, FALSE, &exec_ctx);
hres = create_exec_ctx(ctx, var_disp, FALSE, &exec_ctx);
if(SUCCEEDED(hres)) {
jsdisp_t *prev_args;
prev_args = function->arguments;
function->arguments = arg_disp;
hres = exec_source(exec_ctx, function->code, function->func_code, scope, r);
hres = exec_source(exec_ctx, function->code, function->func_code, scope, this_obj, r);
function->arguments = prev_args;
exec_release(exec_ctx);

2
dlls/jscript/global.c
View File

@ -223,7 +223,7 @@ static HRESULT JSGlobal_eval(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, uns
return throw_syntax_error(ctx, hres, NULL);
}
hres = exec_source(ctx->call_ctx->exec_ctx, code, &code->global_code, frame->scope, r);
hres = exec_source(ctx->call_ctx->exec_ctx, code, &code->global_code, frame->scope, frame->this_obj, r);
release_bytecode(code);
return hres;
}

8
dlls/jscript/jscript.c
View File

@ -105,14 +105,14 @@ static HRESULT exec_global_code(JScript *This, bytecode_t *code)
exec_ctx_t *exec_ctx;
HRESULT hres;
hres = create_exec_ctx(This->ctx, NULL, This->ctx->global, TRUE, &exec_ctx);
hres = create_exec_ctx(This->ctx, This->ctx->global, TRUE, &exec_ctx);
if(FAILED(hres))
return hres;
IActiveScriptSite_OnEnterScript(This->site);
clear_ei(This->ctx);
hres = exec_source(exec_ctx, code, &code->global_code, NULL, NULL);
hres = exec_source(exec_ctx, code, &code->global_code, NULL, NULL, NULL);
exec_release(exec_ctx);
IActiveScriptSite_OnLeaveScript(This->site);
@ -776,14 +776,14 @@ static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
if(dwFlags & SCRIPTTEXT_ISEXPRESSION) {
exec_ctx_t *exec_ctx;
hres = create_exec_ctx(This->ctx, NULL, This->ctx->global, TRUE, &exec_ctx);
hres = create_exec_ctx(This->ctx, This->ctx->global, TRUE, &exec_ctx);
if(SUCCEEDED(hres)) {
jsval_t r;
IActiveScriptSite_OnEnterScript(This->site);
clear_ei(This->ctx);
hres = exec_source(exec_ctx, code, &code->global_code, NULL, &r);
hres = exec_source(exec_ctx, code, &code->global_code, NULL, NULL, &r);
if(SUCCEEDED(hres)) {
if(pvarResult)
hres = jsval_to_variant(r, pvarResult);