gcc/config/crx/crx-protos.h

   1 /* Prototypes for exported functions defined in crx.c
   2    Copyright (C) 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
   3    2002, 2003, 2004, 2007 Free Software Foundation, Inc.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it
   8    under the terms of the GNU General Public License as published
   9    by the Free Software Foundation; either version 3, or (at your
  10    option) any later version.
  11
  12    GCC is distributed in the hope that it will be useful, but WITHOUT
  13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  15    License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GCC; see the file COPYING3.  If not see
  19    <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef GCC_CRX_PROTOS_H
  22 #define GCC_CRX_PROTOS_H
  23
  24
  25 /* Register usage. */
  26 extern enum reg_class crx_regno_reg_class (int);
  27 extern int crx_hard_regno_mode_ok (int regno, enum machine_mode);
  28 #ifdef RTX_CODE
  29 extern enum reg_class crx_secondary_reload_class (enum reg_class, enum machine_mode, rtx);
  30 #endif /* RTX_CODE */
  31
  32 /* Passing function arguments.  */
  33 extern int crx_function_arg_regno_p (int);
  34 #ifdef TREE_CODE
  35 #ifdef RTX_CODE
  36 extern void crx_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx);
  37 #endif /* RTX_CODE */
  38 #endif /* TREE_CODE */
  39
  40 #ifdef RTX_CODE
  41 /* Addressing Modes.  */
  42 struct crx_address
  43 {
  44   rtx base, index, disp, side_effect;
  45   int scale;
  46 };
  47
  48 enum crx_addrtype
  49 {
  50   CRX_INVALID, CRX_REG_REL, CRX_POST_INC, CRX_SCALED_INDX, CRX_ABSOLUTE
  51 };
  52
  53 extern enum crx_addrtype crx_decompose_address (rtx addr, struct crx_address *out);
  54
  55 extern int crx_const_double_ok (rtx op);
  56
  57 /* Instruction output.  */
  58 extern void crx_print_operand (FILE *, rtx, int);
  59 extern void crx_print_operand_address (FILE *, rtx);
  60
  61 /* Misc functions called from crx.md.  */
  62 extern void crx_expand_movmem_single (rtx, rtx, rtx, rtx, rtx, unsigned HOST_WIDE_INT *);
  63 extern int crx_expand_movmem (rtx, rtx, rtx, rtx);
  64 #endif /* RTX_CODE */
  65
  66 /* Routines to compute costs.  */
  67 extern int crx_memory_move_cost (enum machine_mode, enum reg_class, int);
  68
  69 /* Prologue/Epilogue functions.  */
  70 extern int crx_initial_elimination_offset (int, int);
  71 extern char *crx_prepare_push_pop_string (int);
  72 extern void crx_expand_prologue (void);
  73 extern void crx_expand_epilogue (void);
  74
  75
  76 /* Handling the "interrupt" attribute */
  77 extern int crx_interrupt_function_p (void);
  78
  79 #endif /* GCC_CRX_PROTOS_H */