Changes between Version 2 and Version 3 of CoreFiles

Timestamp:

2011-09-22T21:01:39Z (13 years ago)

Author:

Jiri Svoboda

Comment:

Register state is saved on some arches

CoreFiles

@@ -1 +1 @@
 = Working with core files =
 
-HelenOS can now produce an ELF core file when a task crashes. While you cannot really use it yet in HelenOS directly, you can extract this core file and use it with GDB to debug the application. Note that only memory state is saved as of yet. Register state is not stored in the core file. Here we assume you are using Linux as your host system and that you run HelenOS in Qemu.
+HelenOS can now produce an ELF core file when a task crashes. While you cannot really use it yet in HelenOS directly, you can extract this core file and use it with GDB to debug the application.
+
+Note that all architectures do not support saving register state in the core file, see [wiki:ArchFeature], check the line labeled ''Write GP-register state to core file''. If the architecture does not support it, you will not be able to view register state nor a stack trace in GDB!
+
+Here we assume you are using Linux as your host system and that you run HelenOS in Qemu.
 
 First configure and build HelenOS as follows: