Subject: Re: Algorithmics SDE-MIPS
To: None <port-mips@NetBSD.ORG>
From: Toru Nishimura <nisimura@itc.aist-nara.ac.jp>
List: port-mips
Date: 04/15/2000 10:58:53
Simon Burge wrote;
>> I was more interested in the previous paragraph:
>>
>> * 64-bit extensions: many MIPS CPUs are 64-bit machines which are
>> 32-bit comp tible. 64-bit pointers are rarely useful outside big Unix
>> sytems, but using 64-bit data can be worthwhile. SDE-MIPS generates
>> 64-bit instructions for ``long long'' data, while keeping a valuable
>> degree of compatibility with the 32-bit calling convention.
The portion sounds nice and practical (than adapting SGI N32/N64
throughoutly), but must be handled with great care. It's uncertain
theirs can offer LP64 which is required for NetBSD/mips64.
Tohru Nishimura