Re: [xmlvm-users] Synchronized Keyword

[Sascha H. <sa...@xm...>]

Hi Markus

I am not familiar with the synchronized part of the stylesheet. Thank you
for pointing out the typo! We will try to take a look at this. I don't think
we are supporting Threads properly yet, though. Can you let us know what you
are trying to do?

Thanks
// Sascha

On Fri, Oct 16, 2009 at 9:45 PM, Markus Heberling <ma...@ti...> wrote:

> Hi,
>
> I have a problem with the synchronized keyword. The generated ObjC-code
> does not compile. First error is a simple spelling error:
> http://github.com/tisoft/xmlvm/commit/2d75e56167dd41eee2705dd110895308ac256a80
>
> But fixing that doesn't help since the generated code is still wrong.
>
> Just try to convert a simple class like:
>
> public class X{
>        public void test(){
>                synchronized(this){
>                }
>        }
> }
>
> This creates some uncompilable stuff in ObjC:
>
> - (void) test
> {
>    XMLVMElem _stack[2];
>    XMLVMElem _locals[3];
>
>    int _sp = 0;
>    XMLVMElem _op1, _op2, _op3;
>    NSAutoreleasePool* _pool = [[NSAutoreleasePool alloc] init];
>    _locals[0].o = self;
>    label1:;
>    _stack[_sp++].o = _locals[0].o;
>    _op1 = _stack[_sp - 1];
>    _stack[_sp++] = _op1;
>    _op1.o = _stack[--_sp].o;
>    _locals[1].o = _op1.o;
>    _op1.o = _stack[--_sp].o;
>        @synchronized(_op1.o) {
>    @try {
>    _stack[_sp++].o = _locals[1].o;
>    }
>    } @catch (java_lang_Exception* _ex) {
>        _stack[_sp++].o = _ex;
>        goto label3;
>    }
>    goto label0;
>    @try {
>    label3:;
>    _op1.o = _stack[--_sp].o;
>    _locals[2].o = _op1.o;
>    _stack[_sp++].o = _locals[1].o;
>    }
>    } @catch (java_lang_Exception* _ex) {
>        _stack[_sp++].o = _ex;
>        goto label3;
>    }
>    _stack[_sp++].o = _locals[2].o;
>    _op1.o = _stack[--_sp].o;
>    @throw _op1.o;
>    label0:;
>    [_pool release];
>    return;
> }
>
> I'm not able to fix it myself, since I don't understand the converting
> stuff yet, so it would be great if someone of you could look into this.
>
> Greetings,
> Markus
>
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