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r188457 - in /trunk/gcc: ChangeLog Makefile.in ...
- From: wschmidt at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 12 Jun 2012 13:38:18 -0000
- Subject: r188457 - in /trunk/gcc: ChangeLog Makefile.in ...
Author: wschmidt
Date: Tue Jun 12 13:38:16 2012
New Revision: 188457
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188457
Log:
2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
* opts.c: Add -fhoist-adjacent-loads to -O2 and above.
* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
declaration.
(hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
(tree_ssa_phiopt): Call gate_hoist_loads.
(tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
(tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
hoist_adjacent_loads.
(local_mem_dependence): New function.
(hoist_adjacent_loads): Likewise.
(gate_hoist_loads): Likewise.
* common.opt (fhoist-adjacent-loads): New switch.
* Makefile.in (tree-ssa-phiopt.o): Added dependencies.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/Makefile.in
trunk/gcc/common.opt
trunk/gcc/opts.c
trunk/gcc/tree-ssa-phiopt.c