🚀 go-pugleaf

In a previous post I asked:

>> Could someone explain how to compile gcc for V9 architecture?.
>> I tried adding -DSPARCV9 to CFLAGS.  This caused a number of errors
>> .
>> .

Thanks to Greg Onufer at Sun Microsystems for straightening me out on
this.  Here is some of what he said:
-----------
> As I tried to stress before--- producing 64-bit executables will not
> do you any good until Sun ships a 64-bit version of SunOS as they will
> not execute properly.  What you really want is a SPARC instruction
> scheduler tailored for the UltraSPARC-I pipeline with 32-bit code
> generation but I'm not aware of any such scheduler for gcc at this
> time.
---------------
>> agreement is 4.0.1.  I didn't want to get the wrong thing so decided to
>> wait until I learned more.  Also I've had such good results with gcc in
>> the past.  Do you know which Sun compiler version number is correct?
---------------
> There is a SC4.2 but it might still be in beta.  SC4.0.1 does has
> support for near-v9 code-generation and scheduling for the UltraSPARC
> pipeline: compiler options "-xarch=v8plus -xchip=ultra".
>
> Cheers!greg
-------------------


						Jerry
						ramian@sbfel3.ucsb.edu
						http://sbfel3.ucsb.edu/