* sparc/sparc.h (enum processor_type): Declare.

	* sparc/sparc.h (enum processor_type): Declare.
	(sparc_cpu_attr): Define.
	(TARGET_OPTIONS): Add -mtune=.
	(sparc_select): Declare.
	(sparc_cpu_string): Delete.
	(FIRST_PSEUDO_REGISTER): Set to 100.
	({FIXED,CALL_USED}_REGISTERS): Merge !v9/v9 cases.
	(CONDITIONAL_REGISTER_USAGE): Mark %g5 as fixed if !v9.
	Mark %g1 as fixed if v9.  Fix v9-only regs if !v9.
	Mark fp{16..47} as call-saved if v9.
	(enum reg_class): Merge !v9/v9 cases.
	(REG_CLASS_NAMES,REG_CLASS_CONTENTS,REGNO_REG_CLASS): Likewise.
	(REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Likewise.
	(FP_REG_CLASS_P,SPARC_REGISTER_NAMES): Likewise.
	(REG_CLASS_FROM_LETTER): Test TARGET_V9 at runtime.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@11337 138bc75d-0d04-0410-961f-82ee72b054a4