+2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
+
+ * config/score/score.h (IRA_COVER_CLASSES): Define.
+
2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
PR target/38287
also contains the register. */
#define REGNO_REG_CLASS(REGNO) score_reg_class (REGNO)
+/* The following macro defines cover classes for Integrated Register
+ Allocator. Cover classes is a set of non-intersected register
+ classes covering all hard registers used for register allocation
+ purpose. Any move between two registers of a cover class should be
+ cheaper than load or store of the registers. The macro value is
+ array of register classes with LIM_REG_CLASSES used as the end
+ marker. */
+#define IRA_COVER_CLASSES \
+{ \
+ G32_REGS, CE_REGS, SP_REGS, LIM_REG_CLASSES \
+}
+
/* A macro whose definition is the name of the class to which a
valid base register must belong. A base register is one used in
an address which is the register value plus a displacement. */