| /* Definitions of target machine for GNU compiler, EPIPHANY cpu. |
| Copyright (C) 2000-2020 Free Software Foundation, Inc. |
| Contributed by Embecosm on behalf of Adapteva, Inc. |
| |
| 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 3, 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 COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifdef RTX_CODE |
| extern machine_mode epiphany_select_cc_mode (enum rtx_code, rtx, rtx); |
| |
| /* Define the function that build the compare insn for scc and bcc. */ |
| extern struct rtx_def *gen_compare_reg (machine_mode, enum rtx_code, |
| machine_mode, rtx, rtx); |
| #endif |
| |
| /* Declarations for various fns used in the .md file. */ |
| extern void epiphany_final_prescan_insn (rtx_insn *, rtx *, int); |
| extern bool epiphany_is_long_call_p (rtx); |
| extern bool epiphany_small16 (rtx); |
| bool epiphany_uninterruptible_p (tree decl); |
| bool epiphany_call_uninterruptible_p (rtx mem); |
| extern rtx sfunc_symbol (const char *name); |
| |
| extern void epiphany_expand_prologue (void); |
| extern void epiphany_expand_epilogue (int); |
| extern int epiphany_initial_elimination_offset (int, int); |
| extern void epiphany_init_expanders (void); |
| #ifdef HARD_CONST |
| extern void emit_set_fp_mode (int entity, int mode, int prev_mode, |
| HARD_REG_SET regs_live); |
| #endif |
| extern void epiphany_insert_mode_switch_use (rtx_insn *insn, int, int); |
| extern void epiphany_expand_set_fp_mode (rtx *operands); |
| extern int epiphany_mode_needed (int entity, rtx_insn *insn); |
| extern int epiphany_mode_after (int entity, int last_mode, rtx_insn *insn); |
| extern bool epiphany_epilogue_uses (int regno); |
| extern bool epiphany_optimize_mode_switching (int entity); |
| extern bool epiphany_is_interrupt_p (tree); |
| extern unsigned epiphany_special_round_type_align (tree, unsigned, unsigned); |
| extern unsigned epiphany_adjust_field_align (tree, unsigned); |
| extern void epiphany_start_function (FILE *f, const char *name, tree decl); |
| extern bool epiphany_regno_rename_ok (unsigned src, unsigned dst); |
| |
| /* Also declared in insn-attr.h, but files generated from epiphany.md |
| can't / won't include that. In particular: |
| PR other/55523: gencondmd file includes / dependencies are messed up, |
| it uses peephole2 predicates without having all the necessary headers. */ |
| extern int get_attr_sched_use_fpu (rtx_insn *); |
| |