gcc/config/s390/s390-protos.h

   1 /* Definitions of target machine for GNU compiler, for IBM S/390.
   2    Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
   3    Contributed by Hartmut Penner (hpenner@de.ibm.com)
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 2, or (at your option) any later
  10 version.
  11
  12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to the Free
  19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  20 02111-1307, USA.  */
  21
  22 /* Declare functions in s390.c.  */
  23
  24 extern void optimization_options (int, int);
  25 extern void override_options (void);
  26 extern bool s390_can_eliminate (int, int);
  27 extern HOST_WIDE_INT s390_initial_elimination_offset (int, int);
  28 extern void s390_emit_prologue (void);
  29 extern void s390_emit_epilogue (bool);
  30 extern void s390_function_profiler (FILE *, int);
  31 extern void s390_conditional_register_usage (void);
  32
  33 #ifdef RTX_CODE
  34 extern int s390_extra_constraint_str (rtx, int, const char *);
  35 extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT, int, const char *);
  36 extern int const0_operand (rtx, enum machine_mode);
  37 extern int consttable_operand (rtx, enum machine_mode);
  38 extern int larl_operand (rtx, enum machine_mode);
  39 extern int s_operand (rtx, enum machine_mode);
  40 extern int shift_count_operand (rtx, enum machine_mode);
  41 extern int bras_sym_operand (rtx, enum machine_mode);
  42 extern int load_multiple_operation (rtx, enum machine_mode);
  43 extern int store_multiple_operation (rtx, enum machine_mode);
  44 extern int s390_single_part (rtx, enum machine_mode, enum machine_mode, int);
  45 extern unsigned HOST_WIDE_INT s390_extract_part (rtx, enum machine_mode, int);
  46 extern bool s390_split_ok_p (rtx, rtx, enum machine_mode, int);
  47 extern bool s390_offset_p (rtx, rtx, rtx);
  48 extern int tls_symbolic_operand (rtx);
  49
  50 extern int s390_match_ccmode (rtx, enum machine_mode);
  51 extern enum machine_mode s390_tm_ccmode (rtx, rtx, int);
  52 extern enum machine_mode s390_select_ccmode (enum rtx_code, rtx, rtx);
  53 extern void s390_canonicalize_comparison (enum rtx_code *, rtx *, rtx *);
  54 extern int s390_comparison (rtx op, enum machine_mode mode);
  55 extern int s390_alc_comparison (rtx op, enum machine_mode mode);
  56 extern int s390_slb_comparison (rtx op, enum machine_mode mode);
  57 extern rtx s390_emit_compare (enum rtx_code, rtx, rtx);
  58 extern void s390_emit_jump (rtx, rtx);
  59 extern int symbolic_reference_mentioned_p (rtx);
  60 extern int tls_symbolic_reference_mentioned_p (rtx);
  61 extern int legitimate_la_operand_p (rtx);
  62 extern int preferred_la_operand_p (rtx, rtx);
  63 extern int legitimate_pic_operand_p (rtx);
  64 extern int legitimate_constant_p (rtx);
  65 extern int legitimate_reload_constant_p (rtx);
  66 extern int legitimate_address_p (enum machine_mode, rtx, int);
  67 extern rtx legitimize_pic_address (rtx, rtx);
  68 extern rtx legitimize_address (rtx, rtx, enum machine_mode);
  69 extern rtx legitimize_reload_address (rtx, enum machine_mode, int, int);
  70 extern enum reg_class s390_preferred_reload_class (rtx, enum reg_class);
  71 extern enum reg_class s390_secondary_input_reload_class (enum reg_class,
  72                                                          enum machine_mode,
  73                                                          rtx);
  74 extern enum reg_class s390_secondary_output_reload_class (enum reg_class,
  75                                                           enum machine_mode,
  76                                                           rtx);
  77 extern int s390_plus_operand (rtx, enum machine_mode);
  78 extern void s390_expand_plus_operand (rtx, rtx, rtx);
  79 extern void emit_symbolic_move (rtx *);
  80 extern void s390_load_address (rtx, rtx);
  81 extern void s390_expand_movmem (rtx, rtx, rtx);
  82 extern void s390_expand_clrmem (rtx, rtx);
  83 extern void s390_expand_cmpmem (rtx, rtx, rtx, rtx);
  84 extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
  85 extern rtx s390_return_addr_rtx (int, rtx);
  86 extern rtx s390_back_chain_rtx (void);
  87 extern rtx s390_emit_call (rtx, rtx, rtx, rtx);
  88 extern void s390_expand_logical_operator (enum rtx_code,
  89                                           enum machine_mode, rtx *);
  90 extern bool s390_logical_operator_ok_p (rtx *);
  91 extern void s390_narrow_logical_operator (enum rtx_code, rtx *, rtx *);
  92 extern void s390_split_access_reg (rtx, rtx *, rtx *);
  93
  94 extern bool s390_output_addr_const_extra (FILE*, rtx);
  95 extern void print_operand_address (FILE *, rtx);
  96 extern void print_operand (FILE *, rtx, int);
  97 extern void s390_output_constant_pool (rtx, rtx);
  98 extern void s390_output_pool_entry (rtx, enum machine_mode, unsigned int);
  99 extern void s390_trampoline_template (FILE *);
 100 extern void s390_initialize_trampoline (rtx, rtx, rtx);
 101 extern rtx s390_gen_rtx_const_DI (int, int);
 102 extern void s390_output_dwarf_dtprel (FILE*, int, rtx);
 103 extern int s390_agen_dep_p (rtx, rtx);
 104 extern rtx s390_load_got (void);
 105 extern void s390_emit_tpf_eh_return (rtx);
 106
 107 #endif /* RTX_CODE */
 108
 109 #ifdef TREE_CODE
 110 extern void s390_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
 111                                        tree, int);
 112 #ifdef RTX_CODE
 113 extern rtx s390_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
 114 extern rtx s390_function_value (tree, enum machine_mode);
 115 extern void s390_va_start (tree, rtx);
 116 #endif /* RTX_CODE */
 117 #endif /* TREE_CODE */