libitm/config/loongarch/asm.h

   1 /* Copyright (C) 2022-2024 Free Software Foundation, Inc.
   2    Contributed by Loongson Co. Ltd.
   3
   4    This file is part of the GNU Transactional Memory Library (libitm).
   5
   6    Libitm is free software; you can redistribute it and/or modify it
   7    under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
  12    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13    FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14    more details.
  15
  16    Under Section 7 of GPL version 3, you are granted additional
  17    permissions described in the GCC Runtime Library Exception, version
  18    3.1, as published by the Free Software Foundation.
  19
  20    You should have received a copy of the GNU General Public License and
  21    a copy of the GCC Runtime Library Exception along with this program;
  22    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23    <http://www.gnu.org/licenses/>.  */
  24
  25 #ifndef _LA_ASM_H
  26 #define _LA_ASM_H
  27
  28 #if defined(__loongarch_lp64)
  29 #  define GPR_L ld.d
  30 #  define GPR_S st.d
  31 #  define SZ_GPR 8
  32 #  define ADDSP(si)   addi.d  $sp, $sp, si
  33 #elif defined(__loongarch64_ilp32)
  34 #  define GPR_L ld.w
  35 #  define GPR_S st.w
  36 #  define SZ_GPR 4
  37 #  define ADDSP(si)   addi.w  $sp, $sp, si
  38 #else
  39 #  error Unsupported GPR size (must be 64-bit or 32-bit).
  40 #endif
  41
  42 #if defined(__loongarch_double_float)
  43 #  define FPR_L fld.d
  44 #  define FPR_S fst.d
  45 #  define SZ_FPR 8
  46 #elif defined(__loongarch_single_float)
  47 #  define FPR_L fld.s
  48 #  define FPR_S fst.s
  49 #  define SZ_FPR 4
  50 #else
  51 #  define SZ_FPR 0
  52 #endif
  53
  54 #endif  /* _LA_ASM_H */