I just re-read your post and realized you were using test_shell, which
is single process. In that case, I am not sure what the problem is,
and have no experience with xcode.
Sorry, good luck
On Fri, May 29, 2009 at 11:06 AM, Dean McNamee<de...@chromium.org> wrote:
> My spidey sense would guess that you set the breakpoint in the Browser
> process, when V8 and WebKit run in the Renderer process.
>
> Good luck
> -- dean
>
> 2009/5/29 Lucius Fox <lucius.fo...@gmail.com>:
>>
>> Thank you.
>>
>> I tried your suggestion on XCode on MacOS. But it still does not break for
>> me.
>>
>> I set a break point at:
>>
>> Local<Script> Script::Compile(v8::Handle<String> source,
>> v8::ScriptOrigin* origin,
>> v8::ScriptData* script_data) {
>> ON_BAILOUT("v8::Script::Compile()", return Local<Script>());
>> LOG_API("Script::Compile");
>> ENTER_V8;
>> i::Handle<i::String> str = Utils::OpenHandle(*source);
>> i::Handle<i::Object> name_obj;
>> int line_offset = 0;
>> int column_offset = 0;
>> /* Set my break point in the line below */
>> if (origin != NULL) {
>>
>> Here is how I set my breakpoint:
>> 1. I open the build/all.xcodeproj
>> 2. click open the test_shell.xcodeproj
>> 3. click open the v8.xcodeproject
>> 4. open api.cc
>> 5. set breakpoint in the location I mentioned above
>> 6. go to test_shell.xcodeproj and click 'Build and Go(Debug)'
>> 7. load an url, (e.g. www.yahoo.com)
>>
>> The site gets loaded, but the break point never breaks.
>>
>> I appreciate if anyone can help me with this.
>>
>> Thank you.
>>
>>
>> 2009/5/27 Søren Gjesse <sgje...@chromium.org>:
>>> Hi,
>>>
>>> There must be something wrong with your setting of break points. There is
>>> only on way of getting JavaScript code into V8 from a client application,
>>> and that is through the static method v8::Script::Compile in the public API.
>>> This method is defined in api.cc where it in turn calls
>>> v8::internal:Compiler::Complie defined in compiler.cc. All the adding of
>>> code to V8 from Chromium is handled in v8_proxy.cpp.
>>>
>>> Code added from within JavaScript through the use of eval will be handled by
>>> v8::internal:Compiler::ComplieEval.
>>>
>>> Note that if you are using Chromium for this you need to take the
>>> multiprocess architecture into account either by using the --single-process
>>> switch to turn it off or by attaching to the process you will actually like
>>> to debug.
>>>
>>> Regards,
>>> Søren
>>>
>>> On Thu, May 28, 2009 at 07:52, Lucius Fox <lucius.fo...@gmail.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> i am trying to understand how chromium passes JS script node/JS file
>>>> to v8 engine for execution.
>>>> So i setup breakpoints in Xcode with test)shell xcode project opened:
>>>> Compiler::Compile
>>>> Compiler::CompileEval
>>>> Compiler::CompileLazy
>>>>
>>>> And then I 'build and go (debug)' to get a TestShell. It did start up
>>>> the TestShell, and it did break in the initial breakpoint I setup in
>>>> test_shell_main.cc. But when I load a page with Javascript for sure,
>>>> e.g. www.cnn.con, it never breaks in the Compiler functions that I
>>>> mentioned above.
>>>>
>>>> Can you please tell me how does chromium passes JS script node/JS file
>>>> to v8 engine for execution
>>>>
>>>> >>
>>>
>>>
>>
>> >>
>>
>
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