Re: [RFA] Support true 'long double' size.

[Pierre Muller <muller@ics.u-strasbg.fr>]

At 15:28 11/03/2003, Andrew Cagney wrote:

>>The old patch might still be usefull for other processors,
>>but I am not sure about that.
>
>We can wait until someone else reports a problem :-)
>
>>So here is a new simplified patch proposal:
>>ChangeLog entry:
>>2003-03-11 Pierre Muller  <muller@ics.u-strasbg.fr>
>>        * doublest.c (floatformat_from_length): Accept also
>>        the real size of 'long double' type.
>>Index: doublest.c
>>===================================================================
>>RCS file: /cvs/src/src/gdb/doublest.c,v
>>retrieving revision 1.12
>>diff -p -u -r1.12 doublest.c
>>--- doublest.c  27 Feb 2003 18:08:25 -0000      1.12
>>+++ doublest.c  11 Mar 2003 12:17:52 -0000
>>@@ -633,6 +633,14 @@ floatformat_from_length (int len)
>>     return TARGET_DOUBLE_FORMAT;
>>   else if (len * TARGET_CHAR_BIT == TARGET_LONG_DOUBLE_BIT)
>>     return TARGET_LONG_DOUBLE_FORMAT;
>>+  /* On i386 the 'long double' type takes 96 bits,
>>+     while the real number of used bits is only 80,
>>+     both in processor and in memory.
>>+     The code below accepts the real bit size.  */
>>+  else if ((TARGET_LONG_DOUBLE_FORMAT)
>
>Yes, approved, just write the above as:
>
>        (TARGET_LONG_DOUBLE_FORMAT != NULL)




Thanks, committed with the above change.