clang/lib/Basic/Targets/VE.cpp

   1 //===--- VE.cpp - Implement VE target feature support ---------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file implements VE TargetInfo objects.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "VE.h"
  14 #include "clang/Basic/Builtins.h"
  15 #include "clang/Basic/MacroBuilder.h"
  16 #include "clang/Basic/TargetBuiltins.h"
  17
  18 using namespace clang;
  19 using namespace clang::targets;
  20
  21 static constexpr Builtin::Info BuiltinInfo[] = {
  22 #define BUILTIN(ID, TYPE, ATTRS)                                               \
  23   {#ID, TYPE, ATTRS, nullptr, HeaderDesc::NO_HEADER, ALL_LANGUAGES},
  24 #include "clang/Basic/BuiltinsVE.def"
  25 };
  26
  27 void VETargetInfo::getTargetDefines(const LangOptions &Opts,
  28                                     MacroBuilder &Builder) const {
  29   Builder.defineMacro("__ve", "1");
  30   Builder.defineMacro("__ve__", "1");
  31   Builder.defineMacro("__NEC__", "1");
  32   // FIXME: define __FAST_MATH__ 1 if -ffast-math is enabled
  33   // FIXME: define __OPTIMIZE__ n if -On is enabled
  34   // FIXME: define __VECTOR__ n 1 if automatic vectorization is enabled
  35
  36   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
  37   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");
  38   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
  39   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
  40 }
  41
  42 ArrayRef<Builtin::Info> VETargetInfo::getTargetBuiltins() const {
  43   return llvm::ArrayRef(BuiltinInfo,
  44                         clang::VE::LastTSBuiltin - Builtin::FirstTSBuiltin);
  45 }