gcc/rtlhooks-def.h

   1 /* Default macros to initialize an rtl_hooks data structure.
   2    Copyright 2004, 2005 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  19 Boston, MA 02110-1301, USA.  */
  20
  21 #ifndef GCC_RTL_HOOKS_DEF_H
  22 #define GCC_RTL_HOOKS_DEF_H
  23
  24 #include "rtl.h"
  25
  26 #define RTL_HOOKS_GEN_LOWPART gen_lowpart_general
  27 #define RTL_HOOKS_GEN_LOWPART_NO_EMIT gen_lowpart_no_emit_general
  28 #define RTL_HOOKS_REG_NONZERO_REG_BITS reg_nonzero_bits_general
  29 #define RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES reg_num_sign_bit_copies_general
  30 #define RTL_HOOKS_REG_TRUNCATED_TO_MODE reg_truncated_to_mode_general
  31
  32 /* The structure is defined in rtl.h.  */
  33 #define RTL_HOOKS_INITIALIZER {                 \
  34   RTL_HOOKS_GEN_LOWPART,                        \
  35   RTL_HOOKS_GEN_LOWPART_NO_EMIT,                \
  36   RTL_HOOKS_REG_NONZERO_REG_BITS,               \
  37   RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES,            \
  38   RTL_HOOKS_REG_TRUNCATED_TO_MODE,              \
  39 }
  40
  41 extern rtx gen_lowpart_general (enum machine_mode, rtx);
  42 extern rtx gen_lowpart_no_emit_general (enum machine_mode, rtx);
  43 extern rtx reg_nonzero_bits_general (rtx, enum machine_mode, rtx,
  44                                      enum machine_mode,
  45                                      unsigned HOST_WIDE_INT,
  46                                      unsigned HOST_WIDE_INT *);
  47 extern rtx reg_num_sign_bit_copies_general (rtx, enum machine_mode, rtx,
  48                                             enum machine_mode,
  49                                             unsigned int, unsigned int *);
  50 extern bool reg_truncated_to_mode_general (enum machine_mode, rtx);
  51
  52 #endif /* GCC_RTL_HOOKS_DEF_H */