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r116920 - in /trunk/gcc: ChangeLog basic-block....
- From: krebbel at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 13 Sep 2006 10:59:04 -0000
- Subject: r116920 - in /trunk/gcc: ChangeLog basic-block....
Author: krebbel
Date: Wed Sep 13 10:59:03 2006
New Revision: 116920
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=116920
Log:
2006-09-13 Andreas Krebbel <krebbel1@de.ibm.com>
* flow.c (calculate_global_regs_live): Invalidate eh registers
on eh edges. Renamed invalidated_by_call to invalidated_by_eh_edge.
(propagate_block): Handle eh registers as if they were set at basic
block start.
* except.c (dw2_build_landing_pads): Don't emit clobbers for eh
registers.
* global.c (global_conflicts): Make eh registers to conflict with
pseudos live at basic block begin.
* basic_block.h (bb_has_eh_pred): New function.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/basic-block.h
trunk/gcc/except.c
trunk/gcc/flow.c
trunk/gcc/global.c