hard-reg-set.h (reg_names): Constify a char*.

hard-reg-set.h (reg_names): Constify a char*.

	* hard-reg-set.h (reg_names): Constify a char*.

	* regclass.c  (reg_names): Likewise.

	* regs.h (reg_names): Likewise

	* a29k/a29k.c (reg_names): Delete declaration.

	* a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.

	* arc/arc.c (arc_save_restore, arc_output_function_prologue,
	arc_output_function_epilogue): Likewise.

	* elxsi/elxsi.c (reg_names): Likewise.

	* gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.

	* m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
	Likewise.

	* m88k/m88k.c (output_function_profiler): Likewise.

	* sparc/sparc.c (sparc_flat_output_function_prologue,
	sparc_flat_output_function_epilogue): Likewise.

From-SVN: r30303