gcc/config/s390/s390-d.cc

   1 /* Subroutines for the D front end on the IBM S/390 and zSeries architectures.
   2    Copyright (C) 2017-2023 Free Software Foundation, Inc.
   3
   4 GCC is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 3, or (at your option)
   7 any later version.
   8
   9 GCC is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with GCC; see the file COPYING3.  If not see
  16 <http://www.gnu.org/licenses/>.  */
  17
  18 #define IN_TARGET_CODE 1
  19
  20 #include "config.h"
  21 #include "system.h"
  22 #include "coretypes.h"
  23 #include "tm.h"
  24 #include "tm_d.h"
  25 #include "d/d-target.h"
  26 #include "d/d-target-def.h"
  27
  28 /* Implement TARGET_D_CPU_VERSIONS for S/390 and zSeries targets.  */
  29
  30 void
  31 s390_d_target_versions (void)
  32 {
  33   if (TARGET_64BIT)
  34     {
  35       d_add_builtin_version ("S390X");
  36       d_add_builtin_version ("SystemZ");
  37     }
  38   else
  39     d_add_builtin_version ("S390");
  40
  41   if (TARGET_SOFT_FLOAT)
  42     d_add_builtin_version ("D_SoftFloat");
  43   else if (TARGET_HARD_FLOAT)
  44     d_add_builtin_version ("D_HardFloat");
  45 }
  46
  47 /* Handle a call to `__traits(getTargetInfo, "floatAbi")'.  */
  48
  49 static tree
  50 s390_d_handle_target_float_abi (void)
  51 {
  52   const char *abi;
  53
  54   if (TARGET_HARD_FLOAT)
  55     abi = "hard";
  56   else if (TARGET_SOFT_FLOAT)
  57     abi = "soft";
  58   else
  59     abi = "";
  60
  61   return build_string_literal (strlen (abi) + 1, abi);
  62 }
  63
  64 /* Implement TARGET_D_REGISTER_CPU_TARGET_INFO.  */
  65
  66 void
  67 s390_d_register_target_info (void)
  68 {
  69   const struct d_target_info_spec handlers[] = {
  70     { "floatAbi", s390_d_handle_target_float_abi },
  71     { NULL, NULL },
  72   };
  73
  74   d_add_target_info_handlers (handlers);
  75 }