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From: "jamborm at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/53787] Possible IPA-SRA / IPA-CP improvement
Date: Fri, 23 May 2014 15:52:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53787

--- Comment #19 from Martin Jambor <jamborm at gcc dot gnu.org> ---
Author: jamborm
Date: Fri May 23 15:52:20 2014
New Revision: 210864

URL: http://gcc.gnu.org/viewcvs?rev=210864&root=gcc&view=rev
Log:
2014-05-23  Martin Jambor  <mjambor@suse.cz>

    PR tree-optimization/53787
    * params.def (PARAM_IPA_MAX_AA_STEPS): New param.
    * ipa-prop.h (ipa_node_params): Rename uses_analysis_done to
    analysis_done, update all uses.
    * ipa-prop.c: Include domwalk.h
    (param_analysis_info): Removed.
    (param_aa_status): New type.
    (ipa_bb_info): Likewise.
    (func_body_info): Likewise.
    (ipa_get_bb_info): New function.
    (aa_overwalked): Likewise.
    (find_dominating_aa_status): Likewise.
    (parm_bb_aa_status_for_bb): Likewise.
    (parm_preserved_before_stmt_p): Changed to use new param AA info.
    (load_from_unmodified_param): Accept func_body_info as a parameter
    instead of parms_ainfo.
    (parm_ref_data_preserved_p): Changed to use new param AA info.
    (parm_ref_data_pass_through_p): Likewise.
    (ipa_load_from_parm_agg_1): Likewise.  Update callers.
    (compute_complex_assign_jump_func): Changed to use new param AA info.
    (compute_complex_ancestor_jump_func): Likewise.
    (ipa_compute_jump_functions_for_edge): Likewise.
    (ipa_compute_jump_functions): Removed.
    (ipa_compute_jump_functions_for_bb): New function.
    (ipa_analyze_indirect_call_uses): Likewise, moved variable
    declarations down.
    (ipa_analyze_virtual_call_uses): Accept func_body_info instead of node
    and info, moved variable declarations down.
    (ipa_analyze_call_uses): Accept and pass on func_body_info instead of
    node and info.
    (ipa_analyze_stmt_uses): Likewise.
    (ipa_analyze_params_uses): Removed.
    (ipa_analyze_params_uses_in_bb): New function.
    (ipa_analyze_controlled_uses): Likewise.
    (free_ipa_bb_info): Likewise.
    (analysis_dom_walker): New class.
    (ipa_analyze_node): Handle node-specific forbidden analysis,
    initialize and free func_body_info, use dominator walker.
    (ipcp_modif_dom_walker): New class.
    (ipcp_transform_function): Create and free func_body_info, use
    ipcp_modif_dom_walker, moved a lot of functionality there.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/doc/invoke.texi
    trunk/gcc/ipa-prop.c
    trunk/gcc/ipa-prop.h
    trunk/gcc/params.def