50 lines
1.5 KiB
Markdown
50 lines
1.5 KiB
Markdown
;; Predicate definitions for Matsushita MN10300.
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;; Copyright (C) 2005, 2007 Free Software Foundation, Inc.
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;;
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;; This file is part of GCC.
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;;
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;; GCC is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3, or (at your option)
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;; any later version.
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;;
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;; GCC is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with GCC; see the file COPYING3. If not see
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;; <http://www.gnu.org/licenses/>.
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;; Return true if the operand is the 1.0f constant.
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(define_predicate "const_1f_operand"
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(match_code "const_int,const_double")
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{
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return (op == CONST1_RTX (SFmode));
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})
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;; Return 1 if X is a CONST_INT that is only 8 bits wide. This is
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;; used for the btst insn which may examine memory or a register (the
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;; memory variant only allows an unsigned 8-bit integer).
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(define_predicate "const_8bit_operand"
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(match_code "const_int")
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{
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return (GET_CODE (op) == CONST_INT
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&& INTVAL (op) >= 0
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&& INTVAL (op) < 256);
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})
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;; Return true if OP is a valid call operand.
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(define_predicate "call_address_operand"
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(match_code "symbol_ref,reg,unspec")
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{
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if (flag_pic)
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return (satisfies_constraint_S (op) || GET_CODE (op) == REG);
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return (GET_CODE (op) == SYMBOL_REF || GET_CODE (op) == REG);
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})
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