RE: __java_double expressions promote to float

RE: __java_double expressions promote to float

[Boehm, Hans]

Thanks.  Gij appears to run Scimark correctly on IA64 with this patch.

Hans

> -----Original Message-----
> From: Andrew Haley [mailto:aph@cambridge.redhat.com]
> Sent: Tuesday, April 09, 2002 10:51 AM
> To: gcc-patches@gcc.gnu.org
> Cc: 'java@gcc.gnu.org'; Boehm, Hans
> Subject: C++: __java_double expressions promote to float
> 
> 
> TYPE_MAIN_VARIANT for __java_double is __java_double.
> type_after_usual_arithmetic_conversions() doesn't know anything about
> that type, so it converts to float.  Therefore, expressions whose
> operands are all of type __java_double are of type float.  I think
> that's wrong...
> 
> Andrew.
> 
> 2002-04-09  Andrew Haley  <aph@cambridge.redhat.com>
> 
> 	* typeck.c (type_after_usual_arithmetic_conversions):
> 	__java_double expressions promote to __java_double, not float.
>  
> Index: typeck.c
> ===================================================================
> RCS file: /cvs/gcc/gcc/gcc/cp/typeck.c,v
> retrieving revision 1.393
> diff -c -2 -p -r1.393 typeck.c
> *** typeck.c	22 Mar 2002 22:03:04 -0000	1.393
> --- typeck.c	9 Apr 2002 17:46:18 -0000
> *************** type_after_usual_arithmetic_conversions 
> *** 443,446 ****
> --- 443,450 ----
>   	return build_type_attribute_variant (double_type_node,
>   					     attributes);
> +       if (same_type_p (TYPE_MAIN_VARIANT (t1), 
> java_double_type_node)
> + 	  || same_type_p (TYPE_MAIN_VARIANT (t2), 
> java_double_type_node))
> + 	return build_type_attribute_variant (java_double_type_node,
> + 					     attributes);
>         else 
>   	return build_type_attribute_variant (float_type_node,
>