d: Add darwin support for D language front-end
gcc/ChangeLog:
* config.gcc (*-*-darwin*): Set d_target_objs and target_has_targetdm.
* config/elfos.h (TARGET_D_MINFO_SECTION): New macro.
(TARGET_D_MINFO_START_NAME): New macro.
(TARGET_D_MINFO_END_NAME): New macro.
* config/t-darwin: Add darwin-d.o.
* doc/tm.texi: Regenerate.
* doc/tm.texi.in (D language and ABI): Add @hook for
TARGET_D_MINFO_SECTION, TARGET_D_MINFO_START_NAME, and
TARGET_D_MINFO_END_NAME.
* config/darwin-d.c: New file.
gcc/d/ChangeLog:
* d-target.def (d_minfo_section): New hook.
(d_minfo_start_name): New hook.
(d_minfo_end_name): New hook.
* modules.cc: Include d-target.h.
(register_moduleinfo): Update to use new targetdm hooks.