Generating CPU family headers for multiple isas

Frank Ch. Eigler fche@redhat.com
Wed Nov 22 18:25:00 GMT 2000


On Thu, Nov 23, 2000 at 01:10:33PM +1100, Ben Elliston wrote:
:    But is this isa-specific *hardware*, or an isa-specific *operand*? The
:    thumb & arm modes of the chip share physical registers, n'est ce pas?
: 
: To simply matters, much of the "baby" hardware is virtual -- it just hooks
: registers into the superset.  

This seems unnecessary.

: How could this be done without isa-specific hardware?

Declare the hardware items as dual-isa (i.e., explicitly list all isas
in the attributes list).

- FChE
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