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annotate gcc/config/xtensa/xtensa-protos.h @ 67:f6334be47118

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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date Tue, 22 Mar 2011 17:18:12 +0900
parents 77e2b8dfacca
children 04ced10e8804
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1 /* Prototypes of target machine for GNU compiler for Xtensa.
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2 Copyright 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
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3 Free Software Foundation, Inc.
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4 Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify it under
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9 the terms of the GNU General Public License as published by the Free
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10 Software Foundation; either version 3, or (at your option) any later
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11 version.
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12
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13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21
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22 #ifndef __XTENSA_PROTOS_H__
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23 #define __XTENSA_PROTOS_H__
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24
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25 /* Functions to test whether an immediate fits in a given field. */
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26 extern bool xtensa_simm8 (HOST_WIDE_INT);
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27 extern bool xtensa_simm8x256 (HOST_WIDE_INT);
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28 extern bool xtensa_simm12b (HOST_WIDE_INT);
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29 extern bool xtensa_b4const_or_zero (HOST_WIDE_INT);
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30 extern bool xtensa_b4constu (HOST_WIDE_INT);
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31 extern bool xtensa_mask_immediate (HOST_WIDE_INT);
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32 extern bool xtensa_mem_offset (unsigned, enum machine_mode);
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33
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34 /* Functions within xtensa.c that we reference. */
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35 #ifdef RTX_CODE
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36 extern int xt_true_regnum (rtx);
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37 extern int xtensa_valid_move (enum machine_mode, rtx *);
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38 extern int smalloffset_mem_p (rtx);
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39 extern int constantpool_mem_p (rtx);
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40 extern void xtensa_extend_reg (rtx, rtx);
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41 extern void xtensa_expand_conditional_branch (rtx *, enum machine_mode);
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42 extern int xtensa_expand_conditional_move (rtx *, int);
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43 extern int xtensa_expand_scc (rtx *, enum machine_mode);
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44 extern int xtensa_expand_block_move (rtx *);
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45 extern void xtensa_split_operand_pair (rtx *, enum machine_mode);
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46 extern int xtensa_emit_move_sequence (rtx *, enum machine_mode);
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47 extern rtx xtensa_copy_incoming_a7 (rtx);
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48 extern void xtensa_expand_nonlocal_goto (rtx *);
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49 extern void xtensa_expand_compare_and_swap (rtx, rtx, rtx, rtx);
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50 extern void xtensa_expand_atomic (enum rtx_code, rtx, rtx, rtx, bool);
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51 extern void xtensa_emit_loop_end (rtx, rtx *);
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52 extern char *xtensa_emit_branch (bool, bool, rtx *);
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53 extern char *xtensa_emit_bit_branch (bool, bool, rtx *);
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54 extern char *xtensa_emit_movcc (bool, bool, bool, rtx *);
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55 extern char *xtensa_emit_call (int, rtx *);
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56 extern bool xtensa_tls_referenced_p (rtx);
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57
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58 #ifdef TREE_CODE
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59 extern void init_cumulative_args (CUMULATIVE_ARGS *, int);
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60 #endif /* TREE_CODE */
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62 extern void print_operand (FILE *, rtx, int);
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63 extern void print_operand_address (FILE *, rtx);
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64 extern void xtensa_output_literal (FILE *, rtx, enum machine_mode, int);
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65 extern rtx xtensa_return_addr (int, rtx);
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66 #endif /* RTX_CODE */
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68 extern void xtensa_setup_frame_addresses (void);
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69 extern int xtensa_dbx_register_number (int);
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70 extern long compute_frame_size (int);
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71 extern void xtensa_expand_prologue (void);
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72 extern void order_regs_for_local_alloc (void);
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74 #endif /* !__XTENSA_PROTOS_H__ */