| /* Definitions of target machine for GNU compiler, for IBM S/390. |
| Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation, Inc. |
| Contributed by Hartmut Penner (hpenner@de.ibm.com) |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 2, or (at your option) any later |
| version. |
| |
| GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| /* Declare functions in s390.c. */ |
| |
| extern void optimization_options (int, int); |
| extern void override_options (void); |
| extern bool s390_can_eliminate (int, int); |
| extern HOST_WIDE_INT s390_initial_elimination_offset (int, int); |
| extern void s390_emit_prologue (void); |
| extern void s390_emit_epilogue (bool); |
| extern void s390_function_profiler (FILE *, int); |
| extern void s390_conditional_register_usage (void); |
| |
| #ifdef RTX_CODE |
| extern int s390_extra_constraint_str (rtx, int, const char *); |
| extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT, int, const char *); |
| extern int const0_operand (rtx, enum machine_mode); |
| extern int consttable_operand (rtx, enum machine_mode); |
| extern int larl_operand (rtx, enum machine_mode); |
| extern int s_operand (rtx, enum machine_mode); |
| extern int shift_count_operand (rtx, enum machine_mode); |
| extern int bras_sym_operand (rtx, enum machine_mode); |
| extern int load_multiple_operation (rtx, enum machine_mode); |
| extern int store_multiple_operation (rtx, enum machine_mode); |
| extern int s390_single_part (rtx, enum machine_mode, enum machine_mode, int); |
| extern unsigned HOST_WIDE_INT s390_extract_part (rtx, enum machine_mode, int); |
| extern bool s390_split_ok_p (rtx, rtx, enum machine_mode, int); |
| extern bool s390_offset_p (rtx, rtx, rtx); |
| extern int tls_symbolic_operand (rtx); |
| |
| extern int s390_match_ccmode (rtx, enum machine_mode); |
| extern enum machine_mode s390_tm_ccmode (rtx, rtx, int); |
| extern enum machine_mode s390_select_ccmode (enum rtx_code, rtx, rtx); |
| extern void s390_canonicalize_comparison (enum rtx_code *, rtx *, rtx *); |
| extern int s390_comparison (rtx op, enum machine_mode mode); |
| extern int s390_alc_comparison (rtx op, enum machine_mode mode); |
| extern int s390_slb_comparison (rtx op, enum machine_mode mode); |
| extern rtx s390_emit_compare (enum rtx_code, rtx, rtx); |
| extern void s390_emit_jump (rtx, rtx); |
| extern int symbolic_reference_mentioned_p (rtx); |
| extern int tls_symbolic_reference_mentioned_p (rtx); |
| extern int legitimate_la_operand_p (rtx); |
| extern int preferred_la_operand_p (rtx, rtx); |
| extern int legitimate_pic_operand_p (rtx); |
| extern int legitimate_constant_p (rtx); |
| extern int legitimate_reload_constant_p (rtx); |
| extern int legitimate_address_p (enum machine_mode, rtx, int); |
| extern rtx legitimize_pic_address (rtx, rtx); |
| extern rtx legitimize_address (rtx, rtx, enum machine_mode); |
| extern rtx legitimize_reload_address (rtx, enum machine_mode, int, int); |
| extern enum reg_class s390_preferred_reload_class (rtx, enum reg_class); |
| extern enum reg_class s390_secondary_input_reload_class (enum reg_class, |
| enum machine_mode, |
| rtx); |
| extern enum reg_class s390_secondary_output_reload_class (enum reg_class, |
| enum machine_mode, |
| rtx); |
| extern int s390_plus_operand (rtx, enum machine_mode); |
| extern void s390_expand_plus_operand (rtx, rtx, rtx); |
| extern void emit_symbolic_move (rtx *); |
| extern void s390_load_address (rtx, rtx); |
| extern void s390_expand_movmem (rtx, rtx, rtx); |
| extern void s390_expand_clrmem (rtx, rtx); |
| extern void s390_expand_cmpmem (rtx, rtx, rtx, rtx); |
| extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx); |
| extern rtx s390_return_addr_rtx (int, rtx); |
| extern rtx s390_back_chain_rtx (void); |
| extern rtx s390_emit_call (rtx, rtx, rtx, rtx); |
| extern void s390_expand_logical_operator (enum rtx_code, |
| enum machine_mode, rtx *); |
| extern bool s390_logical_operator_ok_p (rtx *); |
| extern void s390_narrow_logical_operator (enum rtx_code, rtx *, rtx *); |
| extern void s390_split_access_reg (rtx, rtx *, rtx *); |
| |
| extern bool s390_output_addr_const_extra (FILE*, rtx); |
| extern void print_operand_address (FILE *, rtx); |
| extern void print_operand (FILE *, rtx, int); |
| extern void s390_output_constant_pool (rtx, rtx); |
| extern void s390_output_pool_entry (rtx, enum machine_mode, unsigned int); |
| extern void s390_trampoline_template (FILE *); |
| extern void s390_initialize_trampoline (rtx, rtx, rtx); |
| extern rtx s390_gen_rtx_const_DI (int, int); |
| extern void s390_output_dwarf_dtprel (FILE*, int, rtx); |
| extern int s390_agen_dep_p (rtx, rtx); |
| extern rtx s390_load_got (void); |
| extern void s390_emit_tpf_eh_return (rtx); |
| |
| #endif /* RTX_CODE */ |
| |
| #ifdef TREE_CODE |
| extern void s390_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode, |
| tree, int); |
| #ifdef RTX_CODE |
| extern rtx s390_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int); |
| extern rtx s390_function_value (tree, enum machine_mode); |
| extern void s390_va_start (tree, rtx); |
| #endif /* RTX_CODE */ |
| #endif /* TREE_CODE */ |