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path: root/gcc/testsuite/gcc.dg/predict-1.c
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2021-08-24Add transitive operations to the relation oracle.Andrew MacLeod1-1/+1
When registering relations in the oracle, search for other relations which imply new transitive relations. gcc/ * value-relation.cc (rr_transitive_table): New. (relation_transitive): New. (value_relation::swap): Remove. (value_relation::apply_transitive): New. (relation_oracle::relation_oracle): Allocate a new tmp bitmap. (relation_oracle::register_relation): Call register_transitives. (relation_oracle::register_transitives): New. * value-relation.h (relation_oracle): Add new temporary bitmap and methods. gcc/testsuite/ * gcc.dg/predict-1.c: Disable evrp. * gcc.dg/tree-ssa/evrp-trans.c: New.
2018-08-03Print heuristics probability fraction part with 2 digits.Martin Liska1-1/+1
2018-08-03 Martin Liska <mliska@suse.cz> * predict.c (dump_prediction): Change to 2 digits in fraction part. 2018-08-03 Martin Liska <mliska@suse.cz> * gcc.dg/predict-1.c: Adjust scanned pattern to cover 2 digits. * gcc.dg/predict-13.c:Likewise. * gcc.dg/predict-3.c:Likewise. * gcc.dg/predict-4.c:Likewise. * gcc.dg/predict-5.c:Likewise. * gcc.dg/predict-6.c:Likewise. * gcc.dg/predict-9.c:Likewise. * gfortran.dg/predict-1.f90:Likewise. From-SVN: r263286
2018-01-19Fix test-suite fallout.Martin Liska1-1/+1
2018-01-19 Martin Liska <mliska@suse.cz> * gcc.dg/predict-1.c: Adjust expected probability. * gcc.dg/predict-3.c: Likewise. * gcc.dg/predict-5.c: Likewise. * gcc.dg/predict-6.c: Likewise. * gcc.dg/predict-9.c: Likewise. From-SVN: r256889
2016-10-18tree-vrp.c (evrp_dom_walker::before_dom_children): Handle not visited but ↵Richard Biener1-1/+1
non-executable predecessors. 2016-10-18 Richard Biener <rguenther@suse.de> * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle not visited but non-executable predecessors. Return taken edge. Simplify conditions and refactor propagation vs. folding step. * gcc.dg/tree-ssa/pr20318.c: Disable EVRP. * gcc.dg/tree-ssa/pr21001.c: Likewise. * gcc.dg/tree-ssa/pr21090.c: Likewise. * gcc.dg/tree-ssa/pr21294.c: Likewise. * gcc.dg/tree-ssa/pr21563.c: Likewise. * gcc.dg/tree-ssa/pr23744.c: Likewise. * gcc.dg/tree-ssa/pr25382.c: Likewise. * gcc.dg/tree-ssa/pr68431.c: Likewise. * gcc.dg/tree-ssa/vrp03.c: Likewise. * gcc.dg/tree-ssa/vrp06.c: Likewise. * gcc.dg/tree-ssa/vrp07.c: Likewise. * gcc.dg/tree-ssa/vrp09.c: Likewise. * gcc.dg/tree-ssa/vrp19.c: Likewise. * gcc.dg/tree-ssa/vrp20.c: Likewise. * gcc.dg/tree-ssa/vrp92.c: Likewise. * gcc.dg/pr68217.c: Likewise. * gcc.dg/predict-9.c: Likewise. * gcc.dg/tree-prof/val-prof-5.c: Adjust. * gcc.dg/predict-1.c: Likewise. From-SVN: r241300
2016-06-13Make 'loop iv compare' heuristics scanning more preciseMartin Liska1-1/+1
* gcc.dg/predict-1.c: Distinguish between "loop iv compare" and "guess loop iv compared" heuristics. * gcc.dg/predict-2.c: Likewise. * gcc.dg/predict-3.c: Likewise. * gcc.dg/predict-4.c: Likewise. * gcc.dg/predict-5.c: Likewise. * gcc.dg/predict-6.c: Likewise. From-SVN: r237380
2016-06-09Add edge predictions pruningMartin Liska1-1/+1
* analyze_brprob.py: Cover new dump output format. * predict.c (dump_prediction): Add new argument. (enum predictor_reason): New enum. (struct predictor_hash): New struct. (predictor_hash::hash): New function. (predictor_hash::equal): Likewise. (not_removed_prediction_p): New function. (prune_predictions_for_bb): Likewise. (combine_predictions_for_bb): Prune predictions. * g++.dg/predict-loop-exit-1.C: Scan for a new dump format. * g++.dg/predict-loop-exit-2.C: Likewise. * g++.dg/predict-loop-exit-3.C: Likewise. * gcc.dg/predict-1.c: Likewise. * gcc.dg/predict-2.c: Likewise. * gcc.dg/predict-3.c: Likewise. * gcc.dg/predict-4.c: Likewise. * gcc.dg/predict-5.c: Likewise. * gcc.dg/predict-6.c: Likewise. * gcc.dg/predict-7.c: Likewise. From-SVN: r237255
2016-06-07predict.c (predict_iv_comparison): Mention that heuristics is broken.Jan Hubicka1-1/+1
* predict.c (predict_iv_comparison): Mention that heuristics is broken. (return_prediction): PRED_CONST_RETURN predict return as not taken. * predict.def (PRED_CONTINUE): Change hitrate 50->67 (PRED_LOOP_BRANCH): Document predictor as broken. (PRED_LOOP_EXIT): Change hitrate 91->92. (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83. (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70. (PRED_OPCODE_POSITIVE): Change hitrate 79->64. (PRED_OPCODE_NONEQUAL): Change hitrate 91->66. (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66 (PRED_CALL): Chane hitrate 71->67. (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54. (PRED_GOTO): Document as unused right now. (PRED_CONST_RETURN): Change hitrate 67->69 (PRED_NEGATIVE_RETURN): Change hitrate 96->98 (PRED_NULL_RETURN): Change hitrate 91->90. (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98. (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues. (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99. * gcc.dg/ipa/inlinehint-4.c: Disable partial inlining. * gcc.dg/predict-1.c: Update template for new predictor hitrates. * gcc.dg/predict-3.c: Update template. * gcc.dg/predict-5.c: Update template. * gcc.dg/predict-6.c: Update template. * gcc.dg/predict-9.c: Update template. * gcc.dg/predict-9.c: Update template. * gcc.dg/tree-ssa/attr-hotcold-2.c: Update template. From-SVN: r237185
2015-05-29testsuite: auto-wipe dump filesBernhard Reutner-Fischer1-1/+0
gcc/testsuite/ChangeLog 2015-05-29 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> * lib/gcc-dg.exp (cleanup-ipa-dump, cleanup-rtl-dump, cleanup-tree-dump, cleanup-dump, cleanup-saved-temps): Remove. Adjust all callers. (schedule-cleanups, dg-keep-saved-temps): New proc. (gcc-dg-test-1): Schedule cleanups. * lib/profopt.exp (profopt-execute): Likewise. * g++.dg/cdce3.C: Adjust expected line numbers. * gcc.dg/cdce1.c: Likewise. * gcc.dg/cdce2.c: Likewise. * gcc.dg/strlenopt-22.c: Fix comment delimiter. * gcc.dg/strlenopt-24.c: Likewise. * gcc.dg/tree-ssa/vrp26.c: Likewise. * gcc.dg/tree-ssa/vrp28.c: Likewise. * obj-c++.dg/encode-2.mm: Likewise. libgomp/ChangeLog 2015-05-29 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> * testsuite/libgomp.graphite/bounds.c: Adjust for cleanup-tree-dump removal. * testsuite/libgomp.graphite/force-parallel-1.c: Likewise. * testsuite/libgomp.graphite/force-parallel-2.c: Likewise. * testsuite/libgomp.graphite/force-parallel-3.c: Likewise. * testsuite/libgomp.graphite/force-parallel-4.c: Likewise. * testsuite/libgomp.graphite/force-parallel-5.c: Likewise. * testsuite/libgomp.graphite/force-parallel-6.c: Likewise. * testsuite/libgomp.graphite/force-parallel-7.c: Likewise. * testsuite/libgomp.graphite/force-parallel-8.c: Likewise. * testsuite/libgomp.graphite/force-parallel-9.c: Likewise. * testsuite/libgomp.graphite/pr41118.c: Likewise. gcc/ChangeLog 2015-05-29 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> * config/arm/neon-testgen.ml (emit_epilogue): Remove manual call to cleanup-saved-temps. * doc/sourcebuild.texi (Clean up generated test files): Expand introduction. (dg-keep-saved-temps): Document new proc. (cleanup-ipa-dump, cleanup-rtl-dump, cleanup-tree-dump, cleanup-saved-temps): Remove. From-SVN: r223858
2012-05-09predict-1.c: Remove the replicated text in this test.Dehao Chen1-27/+0
gcc/testsuite * gcc.dg/predict-1.c: Remove the replicated text in this test. * gcc.dg/predict-2.c: Likewise. * gcc.dg/predict-3.c: Likewise. * gcc.dg/predict-4.c: Likewise. * gcc.dg/predict-5.c: Likewise. * gcc.dg/predict-6.c: Likewise. From-SVN: r187315
2012-05-08predict.c (find_qualified_ssa_name): NewDehao Chen1-0/+54
2012-05-08 Dehao Chen <dehao@google.com> gcc/ * predict.c (find_qualified_ssa_name): New (find_ssa_name_in_expr): New (find_ssa_name_in_assign_stmt): New (is_comparison_with_loop_invariant_p): New (is_bound_expr_similar): New (predict_iv_comparison): New (predict_loops): Add heuristic for loop-nested branches that compare an induction variable to a loop bound variable. * predict.def (PRED_LOOP_IV_COMPARE): New macro testsuite/ * gcc.dg/predict-1.c: Check if LOOP_IV_COMPARE static predict heuristic is working properly. * gcc.dg/predict-2.c: Likewise. * gcc/dg/predict-3.c: Likewise. * gcc/dg/predict-4.c: Likewise. * gcc/dg/predict-5.c: Likewise. * gcc/dg/predict-6.c: Likewise. From-SVN: r187277
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