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PR tree-optimization/22236
authorspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 13 Aug 2005 17:28:43 +0000 (17:28 +0000)
committerspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 13 Aug 2005 17:28:43 +0000 (17:28 +0000)
commit903dae48bdeed6191d043cd56f2345d332916ee4
treee16e6f08588cfad8cd3b6712bf30a607ac5f488d
parent77beec480bdbed142d45a84de7bf61f265bdf3a2
PR tree-optimization/22236
* tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
successors and predecessors.
* tree-chrec.c (chrec_convert): Before converting, check that
sequences don't wrap.
* tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
(analyze_array): Extern.
(find_data_references_in_loop): Remove call to
compute_estimated_nb_iterations.
* tree-data-ref.h (analyze_array): Declared.
* tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
single_ssa_def_operand, zero_ssa_operands): Fix documentation.
* tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
* tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
condition.
* tree-ssa-loop-ivcanon.c: Fix documentation.
* tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
* tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
(infer_loop_bounds_from_undefined): New.
(estimate_numbers_of_iterations_loop): Use
infer_loop_bounds_from_undefined.
(used_in_pointer_arithmetic_p): New.
(scev_probably_wraps_p): Pass an extra parameter.  Call
used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
(convert_step): Fix documentation.
* tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
Use initial_condition_in_loop_num and evolution_part_in_loop_num
instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
scev_probably_wraps_p.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@103055 138bc75d-0d04-0410-961f-82ee72b054a4
14 files changed:
gcc/ChangeLog
gcc/testsuite/gcc.dg/tree-ssa/pr22236.c [new file with mode: 0644]
gcc/tree-cfg.c
gcc/tree-chrec.c
gcc/tree-data-ref.c
gcc/tree-data-ref.h
gcc/tree-flow-inline.h
gcc/tree-flow.h
gcc/tree-scalar-evolution.c
gcc/tree-ssa-loop-ivcanon.c
gcc/tree-ssa-loop-ivopts.c
gcc/tree-ssa-loop-niter.c
gcc/tree-vect-analyze.c
gcc/tree-vrp.c