1 /* Inline functions to test validity of reg classes for addressing modes. 2 Copyright (C) 2006, 2007, 2010 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify it under 7 the terms of the GNU General Public License as published by the Free 8 Software Foundation; either version 3, or (at your option) any later 9 version. 10 11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12 WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING3. If not see 18 <http://www.gnu.org/licenses/>. */ 19 20 /* Wrapper function to unify target macros MODE_CODE_BASE_REG_CLASS, 21 MODE_BASE_REG_REG_CLASS, MODE_BASE_REG_CLASS and BASE_REG_CLASS. 22 Arguments as for the MODE_CODE_BASE_REG_CLASS macro. */ 23 24 static inline enum reg_class 25 base_reg_class (enum machine_mode mode ATTRIBUTE_UNUSED, 26 addr_space_t as ATTRIBUTE_UNUSED, 27 enum rtx_code outer_code ATTRIBUTE_UNUSED, 28 enum rtx_code index_code ATTRIBUTE_UNUSED) 29 { 30 #ifdef MODE_CODE_BASE_REG_CLASS 31 return MODE_CODE_BASE_REG_CLASS (mode, as, outer_code, index_code); 32 #else 33 #ifdef MODE_BASE_REG_REG_CLASS 34 if (index_code == REG) 35 return MODE_BASE_REG_REG_CLASS (mode); 36 #endif 37 #ifdef MODE_BASE_REG_CLASS 38 return MODE_BASE_REG_CLASS (mode); 39 #else 40 return BASE_REG_CLASS; 41 #endif 42 #endif 43 } 44 45 /* Wrapper function to unify target macros REGNO_MODE_CODE_OK_FOR_BASE_P, 46 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_OK_FOR_BASE_P and 47 REGNO_OK_FOR_BASE_P. 48 Arguments as for the REGNO_MODE_CODE_OK_FOR_BASE_P macro. */ 49 50 static inline bool 51 ok_for_base_p_1 (unsigned regno ATTRIBUTE_UNUSED, 52 enum machine_mode mode ATTRIBUTE_UNUSED, 53 addr_space_t as ATTRIBUTE_UNUSED, 54 enum rtx_code outer_code ATTRIBUTE_UNUSED, 55 enum rtx_code index_code ATTRIBUTE_UNUSED) 56 { 57 #ifdef REGNO_MODE_CODE_OK_FOR_BASE_P 58 return REGNO_MODE_CODE_OK_FOR_BASE_P (regno, mode, as, 59 outer_code, index_code); 60 #else 61 #ifdef REGNO_MODE_OK_FOR_REG_BASE_P 62 if (index_code == REG) 63 return REGNO_MODE_OK_FOR_REG_BASE_P (regno, mode); 64 #endif 65 #ifdef REGNO_MODE_OK_FOR_BASE_P 66 return REGNO_MODE_OK_FOR_BASE_P (regno, mode); 67 #else 68 return REGNO_OK_FOR_BASE_P (regno); 69 #endif 70 #endif 71 } 72 73 /* Wrapper around ok_for_base_p_1, for use after register allocation is 74 complete. Arguments as for the called function. */ 75 76 static inline bool 77 regno_ok_for_base_p (unsigned regno, enum machine_mode mode, addr_space_t as, 78 enum rtx_code outer_code, enum rtx_code index_code) 79 { 80 if (regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] >= 0) 81 regno = reg_renumber[regno]; 82 83 return ok_for_base_p_1 (regno, mode, as, outer_code, index_code); 84 } 85