Make print_float_info() multi-arch pure. Add ui_file and frame parameters.

[deliverable/binutils-gdb.git] / gdb / regcache.c

diff --git a/gdb/regcache.c b/gdb/regcache.c
index bbad17d59c0f2adf5337ea7323921cfb48c2f6b3..11ed8c4f70d71fcfd51e54626592c2273ba9d32d 100644 (file)
--- a/gdb/regcache.c
+++ b/gdb/regcache.c
@@ -45,7 +45,13 @@ char *registers;
 /* REGISTER_VALID is 0 if the register needs to be fetched,
                      1 if it has been fetched, and
                    -1 if the register value was not available.  
-   "Not available" means don't try to fetch it again.  */
+
+   "Not available" indicates that the target is not not able to supply
+   the register at this state.  The register may become available at a
+   later time (after the next resume).  This often occures when GDB is
+   manipulating a target that contains only a snapshot of the entire
+   system being debugged - some of the registers in such a system may
+   not have been saved.  */
 
 signed char *register_valid;