Rename comp--loadable' into comp--compilable'

* lisp/startup.el (comp--compilable): Rename from `comp--loadable'.
(startup--require-comp-safely): Update accordingly.
(startup--honor-delayed-native-compilations): Likewise.
* src/comp.c (syms_of_comp): Update.
(maybe_defer_native_compilation): Likewise.

lisp/startup.el

@@ -519,14 +519,14 @@ DIRS are relative."
       xdg-dir)
      (t emacs-d-dir))))
 
-(defvar comp--loadable)
+(defvar comp--compilable)
 (defvar comp--delayed-sources)
 (defun startup--require-comp-safely ()
   "Require the native compiler avoiding circular dependencies."
   (unless (featurep 'native-compile)
-    ;; Require comp with `comp--loadable' set to nil to break
+    ;; Require comp with `comp--compilable' set to nil to break
     ;; circularity.
-    (let ((comp--loadable nil))
+    (let ((comp--compilable nil))
       (require 'comp))
     (native--compile-async comp--delayed-sources nil 'late)
     (setq comp--delayed-sources nil)))
@@ -538,7 +538,7 @@ DIRS are relative."
   (when (and (native-comp-available-p)
              comp--delayed-sources)
     (startup--require-comp-safely))
-  (setq comp--loadable t))
+  (setq comp--compilable t))
 
 (defvar native-comp-eln-load-path)
 (defun normal-top-level ()

src/comp.c

@@ -5129,7 +5129,7 @@ maybe_defer_native_compilation (Lisp_Object function_name,
 
   /* This is so deferred compilation is able to compile comp
      dependencies breaking circularity.  */
-  if (comp__loadable)
+  if (comp__compilable)
     {
       /* Startup is done, comp is usable.  */
       CALL0I (startup--require-comp-safely);
@@ -5600,9 +5600,9 @@ syms_of_comp (void)
   DEFVAR_LISP ("comp--delayed-sources", Vcomp__delayed_sources,
 	       doc: /* List of sources to be native-compiled when startup is finished.
 For internal use.  */);
-  DEFVAR_BOOL ("comp--loadable",
-	       comp__loadable,
-	       doc: /* Non-nil when comp.el can be loaded.
+  DEFVAR_BOOL ("comp--compilable",
+	       comp__compilable,
+	       doc: /* Non-nil when comp.el can be native compiled.
 For internal use. */);
   /* Compiler control customizes.  */
   DEFVAR_BOOL ("native-comp-deferred-compilation",