* dwarf2loc.h (dwarf2_compile_expr_to_ax): Declare.

	* dwarf2loc.h (dwarf2_compile_expr_to_ax): Declare.
	* dwarf2loc.c (dwarf2_compile_expr_to_ax): Rename from
	compile_dwarf_to_ax.  No longer static.  Call
	dwarf2_compile_cfa_to_ax.
	(locexpr_tracepoint_var_ref): Update.
	(loclist_tracepoint_var_ref): Update.
	* dwarf2-frame.h (dwarf2_compile_cfa_to_ax): Declare.
	* dwarf2-frame.c (execute_cfa_program): Remove 'this_frame'
	argument; add 'gdbarch' and 'pc'.
	(dwarf2_compile_cfa_to_ax): New function.
	(dwarf2_frame_cache): Update.