Store function documentations in a hash table.

	* src/pdumper.c (dump_subr): Update Lisp_Subr hash.
	(dump_subr): Update for new compilation unit layout.
	(dump_vectorlike): Update pvec_type hash.

	* src/lisp.h (struct Lisp_Subr): Remove 'native_doc' index.
	(DEFUN): Update macro for new compilation unit
	layout.

	* src/doc.c (Fdocumentation): Update for new compilation unit
	layout.

	* src/comp.h (struct Lisp_Native_Comp_Unit):
	Add 'data_fdoc_h' field.

	* src/comp.c (TEXT_FDOC_SYM): New macro.
	(emit_ctxt_code): Emit function documentations.
	(load_comp_unit): Load function documentation.
	(Fcomp__register_subr): Rename parameter.
	(Fcomp__register_subr): Update for new compilation unit
	layout.

	* src/alloc.c (mark_object): Update for new compilation unit
	layout.
	(syms_of_alloc): Likewise.

	* lisp/emacs-lisp/comp.el (comp-ctxt): Add doc-index-h slot.
	(comp-emit-for-top-level): Emit doc index as 'comp--register-subr'
	doc parameter.

1 files changed, 10 insertions, 2 deletions

diff --git a/src/comp.c b/src/comp.c
index 4bd271402c2..2f59164b770 100644
--- a/src/comp.c
+++ b/src/comp.c
@@ -41,13 +41,17 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 #define DATA_RELOC_SYM "d_reloc"
 #define DATA_RELOC_IMPURE_SYM "d_reloc_imp"
 #define DATA_RELOC_EPHEMERAL_SYM "d_reloc_eph"
+
 #define FUNC_LINK_TABLE_SYM "freloc_link_table"
 #define LINK_TABLE_HASH_SYM "freloc_hash"
 #define COMP_UNIT_SYM "comp_unit"
 #define TEXT_DATA_RELOC_SYM "text_data_reloc"
 #define TEXT_DATA_RELOC_IMPURE_SYM "text_data_reloc_imp"
 #define TEXT_DATA_RELOC_EPHEMERAL_SYM "text_data_reloc_eph"
+
 #define TEXT_OPTIM_QLY "text_optim_qly"
+#define TEXT_FDOC_SYM "text_data_fdoc"
+
 
 #define SPEED XFIXNUM (Fsymbol_value (Qcomp_speed))
 #define COMP_DEBUG XFIXNUM (Fsymbol_value (Qcomp_debug))
@@ -2097,6 +2101,9 @@ emit_ctxt_code (void)
              Fsymbol_value (Qcomp_debug)) };
   emit_static_object (TEXT_OPTIM_QLY, Flist (2, opt_qly));
 
+  emit_static_object (TEXT_FDOC_SYM,
+                      CALL1I (comp-ctxt-doc-index-h, Vcomp_ctxt));
+
   comp.current_thread_ref =
     gcc_jit_lvalue_as_rvalue (
       gcc_jit_context_new_global (
@@ -3619,6 +3626,7 @@ load_comp_unit (struct Lisp_Native_Comp_Unit *comp_u, bool loading_dump,
           comp_u->data_vec = load_static_obj (comp_u, TEXT_DATA_RELOC_SYM);
           comp_u->data_impure_vec =
             load_static_obj (comp_u, TEXT_DATA_RELOC_IMPURE_SYM);
+          comp_u->data_fdoc_h = load_static_obj (comp_u, TEXT_FDOC_SYM);
 
           if (!NILP (Vpurify_flag))
             /* Non impure can be copied into pure space.  */
@@ -3668,7 +3676,7 @@ DEFUN ("comp--register-subr", Fcomp__register_subr, Scomp__register_subr,
        doc: /* This gets called by top_level_run during load phase to register
                each exported subr.  */)
      (Lisp_Object name, Lisp_Object minarg, Lisp_Object maxarg,
-      Lisp_Object c_name, Lisp_Object doc, Lisp_Object intspec,
+      Lisp_Object c_name, Lisp_Object doc_idx, Lisp_Object intspec,
       Lisp_Object comp_u)
 {
   dynlib_handle_ptr handle = XNATIVE_COMP_UNIT (comp_u)->handle;
@@ -3688,7 +3696,7 @@ DEFUN ("comp--register-subr", Fcomp__register_subr, Scomp__register_subr,
   x->s.max_args = FIXNUMP (maxarg) ? XFIXNUM (maxarg) : MANY;
   x->s.symbol_name = xstrdup (SSDATA (Fsymbol_name (name)));
   x->s.native_intspec = intspec;
-  x->s.native_doc = doc;
+  x->s.doc = XFIXNUM (doc_idx);
   x->s.native_comp_u[0] = comp_u;
   Lisp_Object tem;
   XSETSUBR (tem, &x->s);