From 7d23383d23bf777ea4201c1ebf168bc595ec13a6 Mon Sep 17 00:00:00 2001 From: rakdver Date: Sat, 10 Jul 2004 04:57:58 +0000 Subject: * tree-ssa-loop-im.c: New file. * Makefile.in (tree-ssa-loop-im.o): Add. * cfgloop.c (superloop_at_depth): New function. * cfgloop.h (superloop_at_depth): Declare. * common.opt (ftree-lim): New flag. * expr.c (array_ref_up_bound): New function. * params.def (PARAM_LIM_EXPENSIVE): New parameter. * timevar.def (TV_LIM): New timevar. * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when computing immediate uses of a phi node. * tree-flow.h (struct tree_ann_common_d): Add aux field. (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare. * tree-optimize.c (init_tree_optimization_passes): Add pass_lim. * tree-pass.h (pass_lim): Declare. * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New functions. (pass_lim): New pass structure. * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly. * tree.c (in_array_bounds_p): New function. * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs. (in_array_bounds_p, array_ref_up_bound): Declare. * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document. * doc/passes.texi (tree-ssa-loop-im.c): Document. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@84441 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/common.opt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'gcc/common.opt') diff --git a/gcc/common.opt b/gcc/common.opt index cd32081af8c..fd3df7c7da3 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -844,6 +844,10 @@ ftree-fre Common Report Var(flag_tree_fre) Enable Full Redundancy Elimination (FRE) on trees +ftree-lim +Common Report Var(flag_tree_lim) Init(1) +Enable loop invariant motion on trees + ftree-loop-optimize Common Report Var(flag_tree_loop_optimize) Init(1) Enable loop optimizations on tree level -- cgit v1.2.1