+Fri Apr 21 18:30:00 2000 Alexandre Oliva <aoliva@cygnus.com>
+
+ * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Provide more
+ accurate data about SP moves.
+
Fri Apr 21 18:28:28 2000 Alexandre Oliva <aoliva@cygnus.com>
* config/mn10300/mn10300.h (ADDITIONAL_REGISTER_NAMES): Added
#define REGISTER_MOVE_COST(CLASS1, CLASS2) \
((CLASS1 == CLASS2 && (CLASS1 == ADDRESS_REGS || CLASS1 == DATA_REGS)) ? 2 :\
- CLASS1 == CLASS2 && CLASS1 == EXTENDED_REGS ? 6 : 4)
+ ((CLASS1 == ADDRESS_REGS || CLASS1 == DATA_REGS) && \
+ (CLASS2 == ADDRESS_REGS || CLASS2 == DATA_REGS)) ? 4 : \
+ (CLASS1 == SP_REGS && CLASS2 == ADDRESS_REGS) ? 2 : \
+ (CLASS1 == ADDRESS_REGS && CLASS2 == SP_REGS) ? 4 : \
+ ! TARGET_AM33 ? 6 : \
+ (CLASS1 == SP_REGS || CLASS2 == SP_REGS) ? 6 : \
+ (CLASS1 == CLASS2 && CLASS1 == EXTENDED_REGS) ? 6 : \
+ (CLASS1 == EXTENDED_REGS || CLASS2 == EXTENDED_REGS) ? 4 : \
+ 4)
#define ADDRESS_COST(X) mn10300_address_cost((X), 0)