[Bug tree-optimization/50912] [4.7 regression] gimple assertion failure at gimple.h:1940 with -msse2

[irar at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50912

--- Comment #2 from irar at gcc dot gnu.org 2011-11-03 08:44:41 UTC ---
Author: irar
Date: Thu Nov  3 08:44:35 2011
New Revision: 180819

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180819
Log:

    PR tree-optimization/50912
    * tree-vectorizer.h (slp_void_p): New.
    (struct _slp_tree): Replace left and right with children.  Update
    documentation.
    (struct _slp_oprnd_info): New.
    (vect_get_vec_defs): Declare.
    (vect_get_slp_defs): Update arguments.
    * tree-vect-loop.c (vect_create_epilog_for_reduction): Call
    vect_get_vec_defs instead of vect_get_slp_defs.
    (vectorizable_reduction): Likewise.
    * tree-vect-stmts.c (vect_get_vec_defs): Remove static, add argument.
    Update call to vect_get_slp_defs.
    (vectorizable_conversion): Update call to vect_get_vec_defs.
    (vectorizable_assignment, vectorizable_shift,
    vectorizable_operation): Likewise.
    (vectorizable_type_demotion): Call vect_get_vec_defs instead of
    vect_get_slp_defs.
    (vectorizable_type_promotion, vectorizable_store): Likewise.
    (vect_analyze_stmt): Fix typo.
    * tree-vect-slp.c (vect_free_slp_tree): Update SLP tree traversal.
    (vect_print_slp_tree, vect_mark_slp_stmts,
    vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
    vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
    vect_schedule_slp_instance): Likewise.
    (vect_create_new_slp_node): New.
    (vect_create_oprnd_info, vect_free_oprnd_info): Likewise.
    (vect_get_and_check_slp_defs): Pass information about defs using
    oprnds_info, allow any number of operands.
    (vect_build_slp_tree): Likewise.  Update calls to
    vect_get_and_check_slp_defs.  Fix comments.
    (vect_analyze_slp_instance): Move node creation to
    vect_create_new_slp_node.
    (vect_get_slp_defs): Allow any number of operands.


Added:
    trunk/gcc/testsuite/gnat.dg/loop_optimization10.adb
    trunk/gcc/testsuite/gnat.dg/loop_optimization10.ads
    trunk/gcc/testsuite/gnat.dg/loop_optimization10_pkg.ads
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-data-refs.c
    trunk/gcc/tree-vect-loop.c
    trunk/gcc/tree-vect-slp.c
    trunk/gcc/tree-vect-stmts.c
    trunk/gcc/tree-vectorizer.h