gcc/config/aarch64/aarch64-abi-ms.h

   1 /* Machine description for AArch64 MS ABI.
   2    Copyright (C) 2024 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
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License 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 #ifndef GCC_AARCH64_ABI_MS_H
  21 #define GCC_AARCH64_ABI_MS_H
  22
  23 /* X18 reserved for the TEB on Windows.  */
  24
  25 #undef FIXED_X18
  26 #define FIXED_X18 1
  27
  28 #undef CALL_USED_X18
  29 #define CALL_USED_X18 0
  30
  31 #undef  STATIC_CHAIN_REGNUM
  32 #define STATIC_CHAIN_REGNUM R17_REGNUM
  33
  34 #endif /* GCC_AARCH64_ABI_MS_H.  */