Re: [Gems-users] Opal Registers

[Luke Yen <lyen@xxxxxxxxxxx>]

   LOGICAL represents the total number of architected registers while
PHYSICAL represents architected + rename registers.  In this case you have
64 rename integer registers.

  Luke

On Thu, 8 Feb 2007, Enric Herrero wrote:

> Hi, fast question
> Anyone knows which is the difference in the Opal configuration file between CONFIG_IREG_PHYSICAL and CONFIG_IREG_LOGICAL?
> I don't see the relation between these  values:
>
> # CONFIG_IREG_PHYSICAL           : 224
> # CONFIG_IREG_LOGICAL            : 160
> # CONFIG_CCREG_PHYSICAL          : 37
> # CONFIG_NUM_CONTROL_SETS        : 64
>
> # Num logical integer registers (IREG_LOGICAL)   : 160
> # Num logical fp registers      (FPREG_LOGICAL)  : 64
> # Num logical cc registers      (CCREG_LOGICAL)  : 64
>
> Thanks in advance!
>
> Enric
>
>
>
>
>
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