r145536 - in /branches/gcc-4_4-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Sat Apr  4 11:49:23 2009
New Revision: 145536

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145536
Log:
	* unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
	* unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
	instead of REG_UNSAVED for DW_CFA_undefined.
	(uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
	(uw_update_context): If RA column is REG_UNDEFINED, mark it as
	outermost frame.

Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/unwind-dw2.c
    branches/gcc-4_4-branch/gcc/unwind-dw2.h