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jeremybenn |
/* Definitions of target machine for GNU compiler for Renesas / SuperH SH.
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Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2003,
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2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
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Free Software Foundation, Inc.
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Contributed by Steve Chamberlain (sac@cygnus.com).
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Improved by Jim Wilson (wilson@cygnus.com).
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_SH_PROTOS_H
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#define GCC_SH_PROTOS_H
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enum sh_function_kind {
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/* A function with normal C ABI */
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FUNCTION_ORDINARY,
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/* A special function that guarantees that some otherwise call-clobbered
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registers are not clobbered. These can't go through the SH5 resolver,
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because it only saves argument passing registers. */
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SFUNC_GOT,
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/* A special function that should be linked statically. These are typically
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smaller or not much larger than a PLT entry.
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Some also have a non-standard ABI which precludes dynamic linking. */
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SFUNC_STATIC
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};
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#ifdef RTX_CODE
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extern rtx sh_fsca_sf2int (void);
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extern rtx sh_fsca_df2int (void);
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extern rtx sh_fsca_int2sf (void);
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/* Declare functions defined in sh.c and used in templates. */
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extern const char *output_branch (int, rtx, rtx *);
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extern const char *output_ieee_ccmpeq (rtx, rtx *);
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extern const char *output_branchy_insn (enum rtx_code, const char *, rtx, rtx *);
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extern const char *output_movedouble (rtx, rtx[], enum machine_mode);
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extern const char *output_movepcrel (rtx, rtx[], enum machine_mode);
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extern const char *output_far_jump (rtx, rtx);
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extern rtx sfunc_uses_reg (rtx);
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extern int barrier_align (rtx);
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extern int sh_loop_align (rtx);
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extern int fp_zero_operand (rtx);
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extern int fp_one_operand (rtx);
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extern int fp_int_operand (rtx);
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extern rtx get_fpscr_rtx (void);
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extern bool sh_legitimate_index_p (enum machine_mode, rtx);
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extern bool sh_legitimize_reload_address (rtx *, enum machine_mode, int, int);
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extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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extern int nonpic_symbol_mentioned_p (rtx);
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extern void emit_sf_insn (rtx);
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extern void emit_df_insn (rtx);
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extern void output_pic_addr_const (FILE *, rtx);
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extern int expand_block_move (rtx *);
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extern int prepare_move_operands (rtx[], enum machine_mode mode);
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extern enum rtx_code prepare_cbranch_operands (rtx *, enum machine_mode mode,
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enum rtx_code comparison);
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extern void expand_cbranchsi4 (rtx *operands, enum rtx_code comparison, int);
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extern bool expand_cbranchdi4 (rtx *operands, enum rtx_code comparison);
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extern void sh_emit_scc_to_t (enum rtx_code, rtx, rtx);
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extern rtx sh_emit_cheap_store_flag (enum machine_mode, enum rtx_code, rtx, rtx);
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extern void sh_emit_compare_and_branch (rtx *, enum machine_mode);
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extern void sh_emit_compare_and_set (rtx *, enum machine_mode);
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extern int shift_insns_rtx (rtx);
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extern void gen_ashift (int, int, rtx);
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extern void gen_ashift_hi (int, int, rtx);
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extern void gen_shifty_op (int, rtx *);
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extern void gen_shifty_hi_op (int, rtx *);
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extern int expand_ashiftrt (rtx *);
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extern int sh_dynamicalize_shift_p (rtx);
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extern int shl_and_kind (rtx, rtx, int *);
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extern int shl_and_length (rtx);
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extern int shl_and_scr_length (rtx);
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extern int gen_shl_and (rtx, rtx, rtx, rtx);
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extern int shl_sext_kind (rtx, rtx, int *);
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extern int shl_sext_length (rtx);
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extern int gen_shl_sext (rtx, rtx, rtx, rtx);
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extern rtx gen_datalabel_ref (rtx);
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extern int regs_used (rtx, int);
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extern void fixup_addr_diff_vecs (rtx);
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extern int get_dest_uid (rtx, int);
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extern void final_prescan_insn (rtx, rtx *, int);
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extern int symbol_ref_operand (rtx, enum machine_mode);
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extern enum tls_model tls_symbolic_operand (rtx, enum machine_mode);
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extern int system_reg_operand (rtx, enum machine_mode);
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extern int general_movsrc_operand (rtx, enum machine_mode);
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extern int general_movdst_operand (rtx, enum machine_mode);
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extern int arith_reg_operand (rtx, enum machine_mode);
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extern int fp_arith_reg_operand (rtx, enum machine_mode);
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extern int arith_operand (rtx, enum machine_mode);
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extern int arith_reg_or_0_operand (rtx, enum machine_mode);
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extern int logical_operand (rtx, enum machine_mode);
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extern int tertiary_reload_operand (rtx, enum machine_mode);
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extern int fpscr_operand (rtx, enum machine_mode);
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extern int fpul_operand (rtx, enum machine_mode);
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extern int commutative_float_operator (rtx, enum machine_mode);
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extern int noncommutative_float_operator (rtx, enum machine_mode);
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extern int reg_unused_after (rtx, rtx);
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extern void expand_sf_unop (rtx (*)(rtx, rtx, rtx), rtx *);
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extern void expand_sf_binop (rtx (*)(rtx, rtx, rtx, rtx), rtx *);
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extern void expand_df_unop (rtx (*)(rtx, rtx, rtx), rtx *);
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extern void expand_df_binop (rtx (*)(rtx, rtx, rtx, rtx), rtx *);
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extern void expand_fp_branch (rtx (*)(void), rtx (*)(void));
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extern int sh_insn_length_adjustment (rtx);
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extern int sh_can_redirect_branch (rtx, rtx);
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extern void sh_expand_unop_v2sf (enum rtx_code, rtx, rtx);
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extern void sh_expand_binop_v2sf (enum rtx_code, rtx, rtx, rtx);
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extern int sh_expand_t_scc (rtx *);
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extern rtx sh_gen_truncate (enum machine_mode, rtx, int);
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extern bool sh_vector_mode_supported_p (enum machine_mode);
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#endif /* RTX_CODE */
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extern const char *output_jump_label_table (void);
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extern int sh_handle_pragma (int (*)(void), void (*)(int), const char *);
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extern rtx get_fpscr_rtx (void);
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extern int sh_media_register_for_return (void);
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extern void sh_expand_prologue (void);
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extern void sh_expand_epilogue (bool);
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extern int sh_need_epilogue (void);
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extern void sh_set_return_address (rtx, rtx);
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extern int initial_elimination_offset (int, int);
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extern int fldi_ok (void);
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extern int sh_hard_regno_rename_ok (unsigned int, unsigned int);
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extern int sh_cfun_interrupt_handler_p (void);
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extern int sh_cfun_resbank_handler_p (void);
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extern int sh_attr_renesas_p (const_tree);
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extern int sh_cfun_attr_renesas_p (void);
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extern bool sh_cannot_change_mode_class
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(enum machine_mode, enum machine_mode, enum reg_class);
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extern bool sh_small_register_classes_for_mode_p (enum machine_mode);
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extern void sh_mark_label (rtx, int);
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extern int check_use_sfunc_addr (rtx, rtx);
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#ifdef HARD_CONST
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extern void fpscr_set_from_mem (int, HARD_REG_SET);
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#endif
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extern void sh_pr_interrupt (struct cpp_reader *);
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extern void sh_pr_trapa (struct cpp_reader *);
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extern void sh_pr_nosave_low_regs (struct cpp_reader *);
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extern rtx function_symbol (rtx, const char *, enum sh_function_kind);
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extern rtx sh_get_pr_initial_val (void);
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extern int sh_pass_in_reg_p (CUMULATIVE_ARGS *, enum machine_mode, tree);
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extern void sh_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, signed int, enum machine_mode);
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extern rtx sh_dwarf_register_span (rtx);
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extern rtx replace_n_hard_rtx (rtx, rtx *, int , int);
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extern int shmedia_cleanup_truncate (rtx *, void *);
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extern int sh_contains_memref_p (rtx);
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extern int sh_loads_bankedreg_p (rtx);
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extern rtx shmedia_prepare_call_address (rtx fnaddr, int is_sibcall);
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extern int sh2a_get_function_vector_number (rtx);
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extern int sh2a_is_function_vector_call (rtx);
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extern void sh_fix_range (const char *);
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extern bool sh_hard_regno_mode_ok (unsigned int, enum machine_mode);
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#endif /* ! GCC_SH_PROTOS_H */
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