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| author | Bill Schmidt <wschmidt@linux.ibm.com> | 2012-06-12 13:38:16 +0000 |
|---|---|---|
| committer | Bill Schmidt <wschmidt@linux.ibm.com> | 2012-06-12 13:38:16 +0000 |
| commit | 45b8fee46ce3fe78799f3894f38e40812be828fe (patch) | |
| tree | 4844a9d49d0608a170eeaa9cc4a3f4c4e4621aa6 /gcc/common.opt | |
| parent | 4fb4e50d17825ebe67a81c5193293c90ddd2eb59 (diff) | |
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.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@188457 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index faa05722c6f..02c7cd3ee7a 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -1186,6 +1186,11 @@ fgraphite-identity Common Report Var(flag_graphite_identity) Optimization Enable Graphite Identity transformation +fhoist-adjacent-loads +Common Report Var(flag_hoist_adjacent_loads) Optimization +Enable hoisting adjacent loads to encourage generating conditional move +instructions + floop-parallelize-all Common Report Var(flag_loop_parallelize_all) Optimization Mark all loops as parallel |