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Functions
tree	powi_as_mults (gimple_stmt_iterator *, location_t, tree, HOST_WIDE_INT)

Function Documentation

◆ powi_as_mults()

tree powi_as_mults	(	gimple_stmt_iterator *	gsi,
		location_t	loc,
		tree	arg0,
		HOST_WIDE_INT	n )

extern

Global, SSA-based optimizations using mathematical identities.
   Copyright (C) 2021-2024 Free Software Foundation, Inc.

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/>.

Convert ARG0**N to a tree of multiplications of ARG0 with itself.
This function needs to be kept in sync with powi_cost above.

References absu_hwi(), build_one_cst(), build_real(), cache, dconst1, ggc_alloc(), gimple_build_assign(), gimple_set_location(), gsi_insert_before(), GSI_SAME_STMT, make_temp_ssa_name(), NULL, powi_as_mults_1(), POWI_TABLE_SIZE, and TREE_TYPE.

Referenced by attempt_builtin_powi(), and gimple_expand_builtin_powi().

Functions

Function Documentation

◆ powi_as_mults()