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Re: Variable Length Execution Set?
Mohamed Shafi <shafitvm@gmail.com> writes:
> 2009/5/27 Ian Lance Taylor <iant@google.com>:
>> Mohamed Shafi <shafitvm@gmail.com> writes:
>>
>>> Does GCC support architectures that has Variable Length Execution Set (VLES)?
>>> Are there any developments happening in this direction?
>>
>> gcc supports many instruction sets whose instructions are not all the
>> same size, including x86. ÂIn particular, gcc supports ia64, which uses
>> bundling. ÂIf you mean something else, I think you need to give more
>> details.
>
> I know that GCC supports VLIW. VLES is similar to VLIW, except that in
> a packet i can have variable number of instruction. ie. each packet
> should contain at least one instruction with a max of 6 instructions
> in a packet.
Sounds like ia64 to me.
Ian