| /* Subroutine declarations for TI PRU target support. |
| Copyright (C) 2014-2021 Free Software Foundation, Inc. |
| Contributed by Dimitar Dimitrov <dimitar@dinux.eu> |
| |
| 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/>. */ |
| |
| #ifndef GCC_PRU_PROTOS_H |
| #define GCC_PRU_PROTOS_H |
| |
| struct pru_ctable_entry { |
| bool valid; |
| unsigned HOST_WIDE_INT base; |
| }; |
| |
| extern struct pru_ctable_entry pru_ctable[32]; |
| |
| extern int pru_initial_elimination_offset (int, int); |
| extern int pru_can_use_return_insn (void); |
| extern void pru_expand_prologue (void); |
| extern void pru_expand_epilogue (bool); |
| extern void pru_function_profiler (FILE *, int); |
| |
| void pru_register_pragmas (void); |
| |
| #ifdef RTX_CODE |
| extern rtx pru_get_return_address (int); |
| extern int pru_hard_regno_rename_ok (unsigned int, unsigned int); |
| |
| extern const char *pru_output_sign_extend (rtx *); |
| extern const char *pru_output_signed_cbranch (rtx *, bool); |
| extern const char *pru_output_signed_cbranch_ubyteop2 (rtx *, bool); |
| extern const char *pru_output_signed_cbranch_zeroop2 (rtx *, bool); |
| |
| extern rtx pru_expand_fp_compare (rtx comparison, machine_mode mode); |
| |
| extern void pru_emit_doloop (rtx *, int); |
| |
| extern bool pru_regno_ok_for_base_p (int, bool); |
| |
| static inline bool |
| pru_regno_ok_for_index_p (int regno, bool strict_p) |
| { |
| /* Selection logic is the same - PRU instructions are quite orthogonal. */ |
| return pru_regno_ok_for_base_p (regno, strict_p); |
| } |
| |
| extern int pru_get_ctable_exact_base_index (unsigned HOST_WIDE_INT caddr); |
| extern int pru_get_ctable_base_index (unsigned HOST_WIDE_INT caddr); |
| extern int pru_get_ctable_base_offset (unsigned HOST_WIDE_INT caddr); |
| |
| extern int pru_symref2ioregno (rtx op); |
| |
| extern void pru_register_abicheck_pass (void); |
| |
| #endif /* RTX_CODE */ |
| |
| #ifdef TREE_CODE |
| extern bool pru_return_in_memory (const_tree type, const_tree fntype); |
| #endif /* TREE_CODE */ |
| |
| #endif /* GCC_PRU_PROTOS_H */ |