Currently, the m68k port only defines A0_REG and SP_REG. We could define more macros like these.
For example, D0_REG would be useful in FUNCTION_VALUE, LIBCALL_VALUE, and FUNCTION_VALUE_REGNO_P. -- Summary: Use more register name macros in m68k port Product: gcc Version: unknown Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: kazu at gcc dot gnu dot org GCC target triplet: m68k-none-elf http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28882