1/* Subroutines for the C front end on the NVPTX architecture.
2 * Copyright (C) 2021-2022 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
7 * under the terms of the GNU General Public License as published
8 * by the Free Software Foundation; either version 3, or (at your
9 * option) any later version.
10 *
11 * GCC is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
14 * 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#define IN_TARGET_CODE 1
21
22#include "config.h"
23#include "system.h"
24#include "coretypes.h"
25#include "target.h"
26#include "c-family/c-common.h"
27#include "memmodel.h"
28#include "tm_p.h"
29#include "c-family/c-pragma.h"
30
31/* Function to tell the preprocessor about the defines for the target.  */
32void
33nvptx_cpu_cpp_builtins (void)
34{
35  cpp_assert (parse_in, "machine=nvptx");
36  cpp_assert (parse_in, "cpu=nvptx");
37  cpp_define (parse_in, "__nvptx__");
38  if (TARGET_SOFT_STACK)
39    cpp_define (parse_in, "__nvptx_softstack__");
40  if (TARGET_UNIFORM_SIMT)
41    cpp_define (parse_in,"__nvptx_unisimt__");
42
43  const char *ptx_sm = NULL;
44#define NVPTX_SM(XX, SEP) \
45  {						\
46    if (TARGET_SM ## XX)			\
47      ptx_sm = "__PTX_SM__=" #XX "0"; \
48  }
49#include "nvptx-sm.def"
50#undef NVPTX_SM
51  cpp_define (parse_in, ptx_sm);
52
53  {
54    unsigned major
55      = ptx_version_to_number ((ptx_version)ptx_version_option, true);
56    unsigned minor
57      = ptx_version_to_number ((ptx_version)ptx_version_option, false);
58    cpp_define_formatted (parse_in, "__PTX_ISA_VERSION_MAJOR__=%u", major);
59    cpp_define_formatted (parse_in, "__PTX_ISA_VERSION_MINOR__=%u", minor);
60  }
61}
62
63