Add a few comments.

4 years ago · 91eb09b1bc
parent 7a1835d7c3
commit 91eb09b1bc
1 changed files with 2 additions and 2 deletions
--- a/upb/decode.int.h
+++ b/upb/decode.int.h
@ -9,8 +9,8 @@

 typedef struct upb_decstate {
  const char *limit;       /* End of delimited region or end of buffer. */
-  const char *fastlimit;   /* End of delimited region or end of buffer. */
-  const char *fastend;
+  const char *fastend;     /* The end of the entire buffer - 16 */
+  const char *fastlimit;   /* UPB_MIN(limit, fastend) */
  upb_arena arena;
  int depth;
  uint32_t end_group; /* Set to field number of END_GROUP tag, if any. */