1/* Copyright (C) 2016-2022 Free Software Foundation, Inc. 2 3 This file is free software; you can redistribute it and/or modify it under 4 the terms of the GNU General Public License as published by the Free 5 Software Foundation; either version 3 of the License, or (at your option) 6 any later version. 7 8 This file is distributed in the hope that it will be useful, but WITHOUT 9 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 11 for more details. 12 13 You should have received a copy of the GNU General Public License 14 along with GCC; see the file COPYING3. If not see 15 <http://www.gnu.org/licenses/>. */ 16 17#ifndef _GCN_PROTOS_ 18#define _GCN_PROTOS_ 19 20extern void gcn_asm_output_symbol_ref (FILE *file, rtx x); 21extern tree gcn_builtin_decl (unsigned code, bool initialize_p); 22extern bool gcn_can_split_p (machine_mode, rtx); 23extern bool gcn_constant64_p (rtx); 24extern bool gcn_constant_p (rtx); 25extern rtx gcn_convert_mask_mode (rtx reg); 26extern unsigned int gcn_dwarf_register_number (unsigned int regno); 27extern char * gcn_expand_dpp_shr_insn (machine_mode, const char *, int, int); 28extern void gcn_expand_epilogue (); 29extern rtx gcn_expand_scaled_offsets (addr_space_t as, rtx base, rtx offsets, 30 rtx scale, bool unsigned_p, rtx exec); 31extern void gcn_expand_prologue (); 32extern rtx gcn_expand_reduc_scalar (machine_mode, rtx, int); 33extern rtx gcn_expand_scalar_to_vector_address (machine_mode, rtx, rtx, rtx); 34extern void gcn_expand_vector_init (rtx, rtx); 35extern bool gcn_flat_address_p (rtx, machine_mode); 36extern bool gcn_fp_constant_p (rtx, bool); 37extern rtx gcn_full_exec (); 38extern rtx gcn_full_exec_reg (); 39extern rtx gcn_gen_undef (machine_mode); 40extern bool gcn_global_address_p (rtx); 41extern tree gcn_goacc_adjust_private_decl (location_t, tree var, int level); 42extern tree gcn_goacc_create_worker_broadcast_record (tree record_type, 43 bool sender, 44 const char *name, 45 unsigned HOST_WIDE_INT offset); 46extern void gcn_goacc_reduction (gcall *call); 47extern bool gcn_hard_regno_rename_ok (unsigned int from_reg, 48 unsigned int to_reg); 49extern machine_mode gcn_hard_regno_caller_save_mode (unsigned int regno, 50 unsigned int nregs, 51 machine_mode regmode); 52extern bool gcn_hard_regno_mode_ok (int regno, machine_mode mode); 53extern int gcn_hard_regno_nregs (int regno, machine_mode mode); 54extern void gcn_hsa_declare_function_name (FILE *file, const char *name, 55 tree decl); 56extern HOST_WIDE_INT gcn_initial_elimination_offset (int, int); 57extern bool gcn_inline_constant64_p (rtx, bool); 58extern bool gcn_inline_constant_p (rtx); 59extern int gcn_inline_fp_constant_p (rtx, bool); 60extern reg_class gcn_mode_code_base_reg_class (machine_mode, addr_space_t, 61 int, int); 62extern rtx gcn_oacc_dim_pos (int dim); 63extern rtx gcn_oacc_dim_size (int dim); 64extern rtx gcn_operand_doublepart (machine_mode, rtx, int); 65extern rtx gcn_operand_part (machine_mode, rtx, int); 66extern bool gcn_regno_mode_code_ok_for_base_p (int, machine_mode, 67 addr_space_t, int, int); 68extern reg_class gcn_regno_reg_class (int regno); 69extern rtx gcn_scalar_exec (); 70extern rtx gcn_scalar_exec_reg (); 71extern bool gcn_scalar_flat_address_p (rtx); 72extern bool gcn_scalar_flat_mem_p (rtx); 73extern bool gcn_sgpr_move_p (rtx, rtx); 74extern bool gcn_valid_move_p (machine_mode, rtx, rtx); 75extern rtx gcn_vec_constant (machine_mode, int); 76extern rtx gcn_vec_constant (machine_mode, rtx); 77extern bool gcn_vgpr_move_p (rtx, rtx); 78extern void print_operand_address (FILE *file, register rtx addr); 79extern void print_operand (FILE *file, rtx x, int code); 80extern bool regno_ok_for_index_p (int); 81 82enum gcn_cvt_t 83{ 84 fix_trunc_cvt, 85 fixuns_trunc_cvt, 86 float_cvt, 87 floatuns_cvt, 88 extend_cvt, 89 trunc_cvt 90}; 91 92extern bool gcn_valid_cvt_p (machine_mode from, machine_mode to, 93 enum gcn_cvt_t op); 94 95#ifdef TREE_CODE 96extern void gcn_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, 97 int); 98class gimple_opt_pass; 99extern gimple_opt_pass *make_pass_omp_gcn (gcc::context *ctxt); 100#endif 101 102/* Return true if MODE is valid for 1 VGPR register. */ 103 104inline bool 105vgpr_1reg_mode_p (machine_mode mode) 106{ 107 return (mode == SImode || mode == SFmode || mode == HImode || mode == QImode 108 || mode == V64QImode || mode == V64HImode || mode == V64SImode 109 || mode == V64HFmode || mode == V64SFmode || mode == BImode); 110} 111 112/* Return true if MODE is valid for 1 SGPR register. */ 113 114inline bool 115sgpr_1reg_mode_p (machine_mode mode) 116{ 117 return (mode == SImode || mode == SFmode || mode == HImode 118 || mode == QImode || mode == BImode); 119} 120 121/* Return true if MODE is valid for pair of VGPR registers. */ 122 123inline bool 124vgpr_2reg_mode_p (machine_mode mode) 125{ 126 return (mode == DImode || mode == DFmode 127 || mode == V64DImode || mode == V64DFmode); 128} 129 130/* Return true if MODE can be handled directly by VGPR operations. */ 131 132inline bool 133vgpr_vector_mode_p (machine_mode mode) 134{ 135 return (mode == V64QImode || mode == V64HImode 136 || mode == V64SImode || mode == V64DImode 137 || mode == V64HFmode || mode == V64SFmode || mode == V64DFmode); 138} 139 140 141/* Return true if MODE is valid for pair of SGPR registers. */ 142 143inline bool 144sgpr_2reg_mode_p (machine_mode mode) 145{ 146 return mode == DImode || mode == DFmode; 147} 148 149#endif 150