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score.h (IRA_COVER_CLASSES): Define.

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2008-12-01  Chen Liqin  <liqin.chen@sunplusct.com>

	* config/score/score.h (IRA_COVER_CLASSES): Define.

From-SVN: r142307
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Chen Liqin 2008-12-01 08:47:26 +00:00 • committed by Chen Liqin
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@ -1,3 +1,7 @@
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

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gcc/config/score/score.h
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@ -438,6 +438,18 @@ enum reg_class
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. */