[M3devel] subrange or enum, with cvshead

[Tony Hosking]

PS I've successfully bootstrapped 32-bit LINUXLIBC6 on AMD64 and run  
mentor Bresenham using the bottstrap binaries from my ftp site.

On Aug 20, 2007, at 7:04 PM, Tony Hosking wrote:

> I've figured out the cure, but don't know why the problem exists.   
> It seems that the gcc-based backend builds incorrect FLOAT/DOUBLE  
> constants when built on AMD64, unless it is configured as:
>
> CC="gcc -m32" ../gcc/configure --enable-languages=m3cg --disable- 
> nls --enable-targets=x86-linux
>
> If you omit CC="gcc -m32" then the problem arises.  I have put my  
> AMD64 bootstrap executables for LINUXLIBC6 on my ftp site in the  
> directory LINUXLIBC6-AMD64.  Note, these are for a 32-bit target,  
> and do not represent a complete 64-bit port to AMD64.  See cm3.cfg,  
> cm3.gz, cm3cg.gz in ftp://ftp.cs.purdue.edu/pub/hosking/m3/ 
> LINUXLIBC6-AMD64.
>
> On Aug 20, 2007, at 2:49 PM, Dragiša Durić wrote:
>
>> I've bootstrapped it same way as on ix86, first m3cc...cm3, then  
>> setting
>> CM3 env var, then std build...
>>
>> When I just rsynced my INSTALL_ROOT and built binaries... it  
>> works, of
>> course.
>>
>> As for Time.Now()... I have few other problems happening... Do you  
>> have
>> some kind of test code for LONGINT I can run on this AMD64 box?
>>
>> dd
>>
>> On Mon, 2007-08-20 at 11:46 -0400, Tony Hosking wrote:
>>> Hmmm.  Are you using the most recent cm3cg, and a compiler
>>> bootstrapped with it?
>>>
>>> Also, I have not tested the LONGINT stuff extensively on AMD64 yet.
>>> Any chance you can diagnose the problem?
>>>
>>> On Aug 20, 2007, at 8:01 AM, Dragiša Durić wrote:
>>>
>>>> After I've compiled CM3 from cvshead for LINUXLIBC6 on x86_64
>>>> (skipping
>>>> m3gdb, which I've reported earlier would not compile for me) I am
>>>> getting this error when I try to rn one of programs that worked
>>>> flawlessy few checkouts ago.
>>>>
>>>> ***
>>>> *** runtime error:
>>>> ***    An enumeration or subrange value was out of range.
>>>> ***    file "../src/uid/Common/TimeStamp.m3", line 63
>>>> ***
>>>>
>>>> This is corresponding code:
>>>>
>>>>         now := Time.Now() - epoch;
>>>>>>>    time := TRUNC(now);
>>>>         fineTime := ROUND(LongFloat.Scalb(now - FLOAT(time,
>>>> LONGREAL), 8));
>>>>
>>>> I've identified few other problems, but I suppose ther are all
>>>> variations...
>>>> 	
>>>> -- 
>>>> Dragiša Durić <dragisha at m3w.org>
>>>
>> -- 
>> Dragiša Durić <dragisha at m3w.org>
>