emit-rtl.c (verify_rtx_sharing, [...]): Clobbers containing hard regs are shared.

emit-rtl.c (verify_rtx_sharing, [...]): Clobbers containing hard regs are shared.

	* emit-rtl.c (verify_rtx_sharing, copy_insn_1,
	emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
	containing hard regs are shared.
	(gen_hard_reg_clobber): New function.
	(hard_reg_clobbers): New array.
	* genemit.c (gen_exp): Use gen_hard_reg_clobber.
	(copy_rtx): Do not copy clobbers containing hard regs.
	* rtl.h (gen_hard_reg_clobber): Declare.

From-SVN: r76233