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| author | Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> | 2004-07-10 06:57:58 +0200 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2004-07-10 04:57:58 +0000 |
| commit | a7e5372d6a8e2f12b6d9a15f71d5ad0794e6507f (patch) | |
| tree | 7fd5b8c64fe84e6fadd94b6c98bdd7f62f3789a2 /gcc/tree-flow.h | |
| parent | ad6e2a18c2013863e1cf448471e1fa243403eb50 (diff) | |
| download | gcc-a7e5372d6a8e2f12b6d9a15f71d5ad0794e6507f.zip gcc-a7e5372d6a8e2f12b6d9a15f71d5ad0794e6507f.tar.gz gcc-a7e5372d6a8e2f12b6d9a15f71d5ad0794e6507f.tar.bz2 | |
tree-ssa-loop-im.c: New file.
* 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.
From-SVN: r84441
Diffstat (limited to 'gcc/tree-flow.h')
| -rw-r--r-- | gcc/tree-flow.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/tree-flow.h b/gcc/tree-flow.h index cc2cb16..5e3edde 100644 --- a/gcc/tree-flow.h +++ b/gcc/tree-flow.h @@ -83,6 +83,10 @@ struct tree_ann_common_d GTY(()) /* Annotation type. */ enum tree_ann_type type; + /* Auxiliary info specific to a pass. At all times, this + should either point to valid data or be NULL. */ + PTR GTY ((skip (""))) aux; + /* The value handle for this expression. Used by GVN-PRE. */ tree GTY((skip)) value_handle; }; @@ -636,6 +640,8 @@ struct tree_niter_desc /* In tree-ssa-loop*.c */ +void tree_ssa_lim (struct loops *); + void number_of_iterations_cond (tree, tree, tree, enum tree_code, tree, tree, struct tree_niter_desc *); bool number_of_iterations_exit (struct loop *, edge, @@ -645,6 +651,8 @@ tree find_loop_niter_by_eval (struct loop *, edge *); void estimate_numbers_of_iterations (struct loops *); tree can_count_iv_in_wider_type (struct loop *, tree, tree, tree, tree); void free_numbers_of_iterations_estimates (struct loops *); +void loop_commit_inserts (void); +bool for_each_index (tree *, bool (*) (tree, tree *, void *), void *); /* In tree-flow-inline.h */ static inline int phi_arg_from_edge (tree, edge); |