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annotate gcc/config/s390/s390-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 /* Definitions of target machine for GNU compiler, for IBM S/390.
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2 Copyright (C) 2000, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
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3 Free Software Foundation, Inc.
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4
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5 Contributed by Hartmut Penner (hpenner@de.ibm.com)
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License as published by the Free
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11 Software Foundation; either version 3, or (at your option) any later
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12 version.
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13
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14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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17 for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with GCC; see the file COPYING3. If not see
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21 <http://www.gnu.org/licenses/>. */
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24
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25 /* Prototypes of functions used for constraint evaluation in
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26 constraints.c. */
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27
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28 extern int s390_mem_constraint (const char *str, rtx op);
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29 extern int s390_O_constraint_str (const char c, HOST_WIDE_INT value);
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30 extern int s390_N_constraint_str (const char *str, HOST_WIDE_INT value);
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31 extern int s390_float_const_zero_p (rtx value);
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32 extern bool s390_check_symref_alignment (rtx addr, HOST_WIDE_INT alignment);
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35 /* Declare functions in s390.c. */
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37 extern HOST_WIDE_INT s390_initial_elimination_offset (int, int);
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38 extern void s390_emit_prologue (void);
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39 extern void s390_emit_epilogue (bool);
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40 extern void s390_function_profiler (FILE *, int);
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41 extern void s390_set_has_landing_pad_p (bool);
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42 extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode);
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43 extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
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44 extern bool s390_class_max_nregs (enum reg_class, enum machine_mode);
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46 #ifdef RTX_CODE
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47 extern int s390_extra_constraint_str (rtx, int, const char *);
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48 extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT, int, const char *);
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49 extern int s390_const_double_ok_for_constraint_p (rtx, int, const char *);
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50 extern int s390_single_part (rtx, enum machine_mode, enum machine_mode, int);
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51 extern unsigned HOST_WIDE_INT s390_extract_part (rtx, enum machine_mode, int);
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52 extern bool s390_contiguous_bitmask_p (unsigned HOST_WIDE_INT, int, int *, int *);
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53 extern bool s390_split_ok_p (rtx, rtx, enum machine_mode, int);
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54 extern bool s390_overlap_p (rtx, rtx, HOST_WIDE_INT);
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55 extern bool s390_offset_p (rtx, rtx, rtx);
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56 extern int tls_symbolic_operand (rtx);
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58 extern bool s390_match_ccmode (rtx, enum machine_mode);
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59 extern enum machine_mode s390_tm_ccmode (rtx, rtx, bool);
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60 extern enum machine_mode s390_select_ccmode (enum rtx_code, rtx, rtx);
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61 extern void s390_canonicalize_comparison (enum rtx_code *, rtx *, rtx *);
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62 extern rtx s390_emit_compare (enum rtx_code, rtx, rtx);
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63 extern void s390_emit_jump (rtx, rtx);
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64 extern bool symbolic_reference_mentioned_p (rtx);
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65 extern bool tls_symbolic_reference_mentioned_p (rtx);
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66 extern bool legitimate_la_operand_p (rtx);
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67 extern bool preferred_la_operand_p (rtx, rtx);
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68 extern int legitimate_pic_operand_p (rtx);
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69 extern int legitimate_constant_p (rtx);
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70 extern bool legitimate_reload_constant_p (rtx);
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71 extern rtx legitimize_pic_address (rtx, rtx);
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72 extern rtx legitimize_reload_address (rtx, enum machine_mode, int, int);
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73 extern enum reg_class s390_secondary_input_reload_class (enum reg_class,
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74 enum machine_mode,
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75 rtx);
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76 extern enum reg_class s390_secondary_output_reload_class (enum reg_class,
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77 enum machine_mode,
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78 rtx);
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79 extern void s390_reload_larl_operand (rtx , rtx , rtx);
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80 extern void s390_reload_symref_address (rtx , rtx , rtx , bool);
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81 extern void s390_expand_plus_operand (rtx, rtx, rtx);
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82 extern void emit_symbolic_move (rtx *);
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83 extern void s390_load_address (rtx, rtx);
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84 extern void s390_expand_movmem (rtx, rtx, rtx);
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85 extern void s390_expand_setmem (rtx, rtx, rtx);
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86 extern void s390_expand_cmpmem (rtx, rtx, rtx, rtx);
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87 extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
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88 extern bool s390_expand_insv (rtx, rtx, rtx, rtx);
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89 extern void s390_expand_cs_hqi (enum machine_mode, rtx, rtx, rtx, rtx);
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90 extern void s390_expand_atomic (enum machine_mode, enum rtx_code,
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91 rtx, rtx, rtx, bool);
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92 extern rtx s390_return_addr_rtx (int, rtx);
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93 extern rtx s390_back_chain_rtx (void);
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94 extern rtx s390_emit_call (rtx, rtx, rtx, rtx);
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95 extern void s390_expand_logical_operator (enum rtx_code,
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96 enum machine_mode, rtx *);
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97 extern bool s390_logical_operator_ok_p (rtx *);
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98 extern void s390_narrow_logical_operator (enum rtx_code, rtx *, rtx *);
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99 extern void s390_split_access_reg (rtx, rtx *, rtx *);
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100
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101 extern void print_operand_address (FILE *, rtx);
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102 extern void print_operand (FILE *, rtx, int);
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103 extern void s390_output_pool_entry (rtx, enum machine_mode, unsigned int);
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104 extern int s390_label_align (rtx);
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105 extern int s390_agen_dep_p (rtx, rtx);
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106 extern rtx s390_load_got (void);
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107 extern rtx s390_get_thread_pointer (void);
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108 extern void s390_emit_tpf_eh_return (rtx);
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109 extern bool s390_legitimate_address_without_index_p (rtx);
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110 extern bool s390_decompose_shift_count (rtx, rtx *, HOST_WIDE_INT *);
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111 extern int s390_branch_condition_mask (rtx);
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112 extern int s390_compare_and_branch_condition_mask (rtx);
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113
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114 #endif /* RTX_CODE */