https://gcc.gnu.org/bugzilla/show_bug.cgi?id=14799
--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Martin Liska <mar...@gcc.gnu.org>: https://gcc.gnu.org/g:03eb09292ef228d1d12b5168cdd748583b1f992a commit r11-5605-g03eb09292ef228d1d12b5168cdd748583b1f992a Author: Martin Liska <mli...@suse.cz> Date: Fri Aug 28 10:26:13 2020 +0200 Add if-chain to switch conversion pass. gcc/ChangeLog: PR tree-optimization/14799 PR ipa/88702 * Makefile.in: Add gimple-if-to-switch.o. * dbgcnt.def (DEBUG_COUNTER): Add new debug counter. * passes.def: Include new pass_if_to_switch pass. * timevar.def (TV_TREE_IF_TO_SWITCH): New timevar. * tree-pass.h (make_pass_if_to_switch): New. * tree-ssa-reassoc.c (struct operand_entry): Move to the header. (dump_range_entry): Move to header file. (debug_range_entry): Likewise. (no_side_effect_bb): Make it global. * tree-switch-conversion.h (simple_cluster::simple_cluster): Add inline for couple of functions in order to prevent error about multiple defined symbols. * gimple-if-to-switch.cc: New file. * tree-ssa-reassoc.h: New file. gcc/testsuite/ChangeLog: PR tree-optimization/14799 PR ipa/88702 * gcc.dg/tree-ssa/pr96480.c: Disable if-to-switch conversion. * gcc.dg/tree-ssa/reassoc-32.c: Likewise. * g++.dg/tree-ssa/if-to-switch-1.C: New test. * gcc.dg/tree-ssa/if-to-switch-1.c: New test. * gcc.dg/tree-ssa/if-to-switch-2.c: New test. * gcc.dg/tree-ssa/if-to-switch-3.c: New test. * gcc.dg/tree-ssa/if-to-switch-4.c: New test. * gcc.dg/tree-ssa/if-to-switch-5.c: New test. * gcc.dg/tree-ssa/if-to-switch-6.c: New test. * gcc.dg/tree-ssa/if-to-switch-7.c: New test. * gcc.dg/tree-ssa/if-to-switch-8.c: New test.
