[Bug middle-end/18641] [4.0 Regression] Another ICE caused by reload of a psuedo reg into f0 for a DImode expr

[fjahanian at apple dot com]

------- Additional Comments From fjahanian at apple dot com  2004-12-06 23:32 
-------
David's patch (including darwin.h patch attached here) successufully 
bootstrapped, dejagnu tested
on apple-ppc-darwin. Please apply the patch to mainline.

Index: darwin.h
===============================================================
====
RCS file: /cvs/gcc/gcc/gcc/config/rs6000/darwin.h,v
retrieving revision 1.72
diff -c -p -r1.72 darwin.h
*** darwin.h    27 Nov 2004 22:45:22 -0000      1.72
--- darwin.h    6 Dec 2004 17:56:34 -0000
*************** do {                                                            
        \
*** 344,351 ****
  
  #undef PREFERRED_RELOAD_CLASS
  #define PREFERRED_RELOAD_CLASS(X,CLASS)                               \
!   ((GET_CODE (X) == CONST_DOUBLE                              \
!     && GET_MODE_CLASS (GET_MODE (X)) == MODE_FLOAT)           \
     ? NO_REGS                                                  \
     : ((GET_CODE (X) == SYMBOL_REF || GET_CODE (X) == HIGH)    \
        && reg_class_subset_p (BASE_REGS, (CLASS)))             \
--- 344,351 ----
  
  #undef PREFERRED_RELOAD_CLASS
  #define PREFERRED_RELOAD_CLASS(X,CLASS)                               \
!   ((CONSTANT_P (X)                                            \
!       && reg_classes_intersect_p ((CLASS), FLOAT_REGS))        \
     ? NO_REGS                                                  \
     : ((GET_CODE (X) == SYMBOL_REF || GET_CODE (X) == HIGH)    \
        && reg_class_subset_p (BASE_REGS, (CLASS)))             \

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18641