ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants into memory.

        * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
        into memory.

From-SVN: r37075

gcc/ChangeLog

+2000-10-26  Bernd Schmidt  <bernds@redhat.co.uk>
+
+	* ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
+	into memory.
+
 2000-10-26  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* tree.c (make_node, case 't'): Set alignment to that of

gcc/config/ia64/ia64.h

@@ -1021,6 +1021,7 @@ enum reg_class
 
 #define PREFERRED_RELOAD_CLASS(X, CLASS) \
   (CLASS == FR_REGS && GET_CODE (X) == MEM && MEM_VOLATILE_P (X) ? NO_REGS   \
+   : CLASS == FR_REGS && GET_CODE (X) == CONST_DOUBLE ? NO_REGS		     \
    : GET_RTX_CLASS (GET_CODE (X)) != 'o' && CLASS > GR_AND_FR_REGS ? NO_REGS \
    : CLASS)