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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [addresses.h] - Blame information for rev 859

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1 280 jeremybenn
/* Inline functions to test validity of reg classes for addressing modes.
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   Copyright (C) 2006, 2007 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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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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/* Wrapper function to unify target macros MODE_CODE_BASE_REG_CLASS,
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   MODE_BASE_REG_REG_CLASS, MODE_BASE_REG_CLASS and BASE_REG_CLASS.
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   Arguments as for the MODE_CODE_BASE_REG_CLASS macro.  */
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static inline enum reg_class
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base_reg_class (enum machine_mode mode ATTRIBUTE_UNUSED,
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                enum rtx_code outer_code ATTRIBUTE_UNUSED,
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                enum rtx_code index_code ATTRIBUTE_UNUSED)
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{
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#ifdef MODE_CODE_BASE_REG_CLASS
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  return MODE_CODE_BASE_REG_CLASS (mode, outer_code, index_code);
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#else
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#ifdef MODE_BASE_REG_REG_CLASS
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  if (index_code == REG)
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    return MODE_BASE_REG_REG_CLASS (mode);
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#endif
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#ifdef MODE_BASE_REG_CLASS
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  return MODE_BASE_REG_CLASS (mode);
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#else
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  return BASE_REG_CLASS;
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#endif
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#endif
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}
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/* Wrapper function to unify target macros REGNO_MODE_CODE_OK_FOR_BASE_P,
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   REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_OK_FOR_BASE_P and
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   REGNO_OK_FOR_BASE_P.
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   Arguments as for the REGNO_MODE_CODE_OK_FOR_BASE_P macro.  */
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static inline bool
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ok_for_base_p_1 (unsigned regno, enum machine_mode mode ATTRIBUTE_UNUSED,
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                 enum rtx_code outer_code ATTRIBUTE_UNUSED,
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                 enum rtx_code index_code ATTRIBUTE_UNUSED)
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{
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#ifdef REGNO_MODE_CODE_OK_FOR_BASE_P
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  return REGNO_MODE_CODE_OK_FOR_BASE_P (regno, mode, outer_code, index_code);
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#else
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#ifdef REGNO_MODE_OK_FOR_REG_BASE_P
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  if (index_code == REG)
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    return REGNO_MODE_OK_FOR_REG_BASE_P (regno, mode);
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#endif
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#ifdef REGNO_MODE_OK_FOR_BASE_P
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  return REGNO_MODE_OK_FOR_BASE_P (regno, mode);
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#else
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  return REGNO_OK_FOR_BASE_P (regno);
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#endif
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#endif
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}
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/* Wrapper around ok_for_base_p_1, for use after register allocation is
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   complete.  Arguments as for the called function.  */
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static inline bool
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regno_ok_for_base_p (unsigned regno, enum machine_mode mode,
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                     enum rtx_code outer_code, enum rtx_code index_code)
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{
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  if (regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] >= 0)
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    regno = reg_renumber[regno];
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  return ok_for_base_p_1 (regno, mode, outer_code, index_code);
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}

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