Update some comments.

diff --git a/mono/mini/mini-gc.c b/mono/mini/mini-gc.c
index b4c889dd3084cceb96aea5018f65b69ca5f440b2..12b4ed35062b01f8a168808a673985e2ff53f331 100644 (file)
--- a/mono/mini/mini-gc.c
+++ b/mono/mini/mini-gc.c
@@ -121,6 +121,7 @@ typedef struct {
 /* 
  * The GC Map itself.
  * Contains information needed to mark a stack frame.
+ * This is a transient structure, created from a compressed representation on-demand.
  */
 typedef struct {
        /*
@@ -145,7 +146,7 @@ typedef struct {
        guint has_ref_regs : 1;
        guint has_pin_regs : 1;
 
-       /* The offsets below are into the 'bitmaps' array at the end */
+       /* The offsets below are into an external bitmaps array */
 
        /* 
         * A bitmap whose width is equal to bitmap_width, and whose height is equal to ncallsites.
@@ -195,7 +196,8 @@ typedef struct {
        //guint8 *ref_slots;
        //guint8 encoded_size;
 
-       /* The arrays below are embedded after the struct.
+       /*
+        * The arrays below are embedded after the struct.
         * Their address needs to be computed.
         */