------- Comment #26 from bonzini at gnu dot org 2006-01-11 13:02 ------- Subject: Bug 24123
Author: bonzini Date: Wed Jan 11 13:02:18 2006 New Revision: 109578 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=109578 Log: gcc: 2006-01-11 Paolo Bonzini <[EMAIL PROTECTED]> PR tree-optimization/23109 PR tree-optimization/23948 PR tree-optimization/24123 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies. * tree-cfg.c (single_noncomplex_succ): New. * tree-flow.h (single_noncomplex_succ): Declare it. * tree-ssa-math-opts.c (enum place_reciprocal): Remove. * tree-ssa-math-opts.c (enum place_reciprocal): Remove. (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit, insert_bb, register_division_in, insert_reciprocals, replace_reciprocal, free_bb): New. (execute_cse_reciprocals_1): Rewritten. (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1. Do not commit any edge insertion. Always compute dominators and create the allocation pool. * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New. * target.h (struct gcc_target): Add min_divistions_for_recip_mul. * targhooks.c (default_min_divistions_for_recip_mul): New. * targhooks.h (default_min_divistions_for_recip_mul): New prototype. * passes.c (init_optimization_passes): Run recip after tree loop optimizations. * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL. gcc/testsuite: 2006-01-11 Paolo Bonzini <[EMAIL PROTECTED]> PR tree-optimization/23109 PR tree-optimization/23948 PR tree-optimization/24123 * gcc.dg/tree-ssa/recip-3.c, gcc.dg/tree-ssa/recip-4.c, gcc.dg/tree-ssa/recip-5.c, gcc.dg/tree-ssa/recip-6.c, gcc.dg/tree-ssa/recip-7.c, gcc.dg/tree-ssa/pr23109.c, g++.dg/tree-ssa/pr23948.C: New testcases. * gcc.dg/tree-ssa/recip-2.c, gcc.dg/tree-ssa/pr23234.c: Provide three divisions in order to do the optimization. Added: trunk/gcc/testsuite/g++.dg/tree-ssa/pr23948.C trunk/gcc/testsuite/gcc.dg/tree-ssa/pr23109.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-3.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-4.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-5.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-6.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-7.c Modified: trunk/gcc/ChangeLog trunk/gcc/Makefile.in trunk/gcc/doc/tm.texi trunk/gcc/passes.c trunk/gcc/target-def.h trunk/gcc/target.h trunk/gcc/targhooks.c trunk/gcc/targhooks.h trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/tree-ssa/pr23234.c trunk/gcc/testsuite/gcc.dg/tree-ssa/recip-2.c trunk/gcc/tree-cfg.c trunk/gcc/tree-flow.h trunk/gcc/tree-ssa-math-opts.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24123
