GCC Middle and Back End API Reference
Data Fields
def_blocks_d Struct Reference
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Data Fields

bitmap def_blocks
bitmap phi_blocks
bitmap livein_blocks

Detailed Description

@verbatim Rewrite a program in Normal form into SSA.

Copyright (C) 2001-2013 Free Software Foundation, Inc. Contributed by Diego Novillo dnovi.nosp@m.llo@.nosp@m.redha.nosp@m.t.co.nosp@m.m

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version.

GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see http://www.gnu.org/licenses/. 

This file builds the SSA form for a function as described in:
   R. Cytron, J. Ferrante, B. Rosen, M. Wegman, and K. Zadeck. Efficiently
   Computing Static Single Assignment Form and the Control Dependence
   Graph. ACM Transactions on Programming Languages and Systems,
   13(4):451-490, October 1991.   
Structure to map a variable VAR to the set of blocks that contain
   definitions for VAR.

Field Documentation

bitmap def_blocks_d::def_blocks

Referenced by find_def_blocks_for(), get_def_blocks_for(), insert_phi_nodes_for(), insert_updated_phi_nodes_for(), mark_use_interesting(), set_def_block(), and set_livein_block().

bitmap def_blocks_d::livein_blocks

Referenced by get_def_blocks_for(), insert_phi_nodes_for(), rewrite_debug_stmt_uses(), and set_livein_block().

bitmap def_blocks_d::phi_blocks

Referenced by get_def_blocks_for(), insert_phi_nodes_for(), and set_def_block().

The documentation for this struct was generated from the following file: