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From: Jerry Stuckle <jstucklex@attglobal.net>
Newsgroups: comp.lang.java.programmer
Subject: Re: Translator, Compiler, Interpreter and Java
Date: Mon, 5 Oct 2015 22:26:05 -0400
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On 10/5/2015 10:16 PM, Arne Vajhøj wrote:
> On 10/5/2015 10:09 PM, Jerry Stuckle wrote:
>> On 10/5/2015 9:35 PM, Arne Vajhøj wrote:
>>> On 10/3/2015 10:38 AM, Jerry Stuckle wrote:
>>>> On 10/2/2015 10:41 PM, Arne Vajhøj wrote:
>>>>> On 9/27/2015 11:09 PM, Jerry Stuckle wrote:
>>>>>> Who (besides you) ever said you had to run a compiler at every
>>>>>> program
>>>>>> invocation?
>>>>>
>>>>> You did.
>>>>>
>>>>> "to interpret the code and convert it to code which can be executed by
>>>>> the processor"
>>>>>
>>>>> This process is what is called JIT compilation done by a JIT compiler.
>>>>>
>>>>
>>>> No, Arne, that is the job of the interpreter.
>>>
>>> Nope.
>>>
>>> Conversion from byte code to native instructions is done by the JIT
>>> compiler and not the interpreter. Interpreters does not output
>>> native code. In fact they do not even output - they execute.
>>
>> The interpreter calls the JIT to compile the code.
> 
> Not really.
> 
> The JIT compiler get called even if you disable interpretation with -XComp.
> 

Once again you are speaking from a position of ignorance.

>>                                                  But it can do its
>> job quite well without a JIT - as early versions of Java did.
> 
> Absolutely, but in that case no conversion happens.
> 
> Arne
> 
> 

Arne, I suggest you stand up and take a load off your brain.


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Jerry Stuckle
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