sparc.h (sparc_arch_type): Delete.

sparc.h (sparc_arch_type): Delete.

	* sparc/sparc.h (sparc_arch_type): Delete.
	({,TARGET_}MASK_DEPRECATED_V8_INSNS): Define.
	(ARCH64_SWITCHES): Renamed from V9_SWITCHES.
	* sparc/sparc.c (sparc_arch_type): Delete.
	(sparc_init_modes): Likewise.
	(output_move_quad): Don't use ldq/stq unless TARGET_HARD_QUAD.
	* sparc/sp64-sol2.h (TARGET_DEFAULT): Add MASK_DEPRECATED_V8_INSNS.
	(SUBTARGET_SWITCHES): Add -m{no,}deprecated-v8-insns
	* sparc/sparc.md (arch attribute): Rewrite.
	(isa): New attribute.
	(32 bit multiply/divide patterns): Use if TARGET_DEPRECATED_V8_INSNS.
	(32 bit divide patterns): V9 doesn't require delay after y reg write.

From-SVN: r11110