C++ TargetInfo::getLongWidth方法代码示例

本文整理汇总了C++中TargetInfo::getLongWidth方法的典型用法代码示例。如果您正苦于以下问题：C++ TargetInfo::getLongWidth方法的具体用法？C++ TargetInfo::getLongWidth怎么用？C++ TargetInfo::getLongWidth使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TargetInfo的用法示例。

在下文中一共展示了TargetInfo::getLongWidth方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: InitializePredefinedMacros


//.........这里部分代码省略.........
    if (LangOpts.WChar) {
      // wchar_t supported as a keyword.
      Builder.defineMacro("_WCHAR_T_DEFINED");
      Builder.defineMacro("_NATIVE_WCHAR_T_DEFINED");
    }
  }

  if (LangOpts.Optimize)
    Builder.defineMacro("__OPTIMIZE__");
  if (LangOpts.OptimizeSize)
    Builder.defineMacro("__OPTIMIZE_SIZE__");

  if (LangOpts.FastMath)
    Builder.defineMacro("__FAST_MATH__");

  // Initialize target-specific preprocessor defines.

  // __BYTE_ORDER__ was added in GCC 4.6. It's analogous
  // to the macro __BYTE_ORDER (no trailing underscores)
  // from glibc's <endian.h> header.
  // We don't support the PDP-11 as a target, but include
  // the define so it can still be compared against.
  Builder.defineMacro("__ORDER_LITTLE_ENDIAN__", "1234");
  Builder.defineMacro("__ORDER_BIG_ENDIAN__",    "4321");
  Builder.defineMacro("__ORDER_PDP_ENDIAN__",    "3412");
  if (TI.isBigEndian()) {
    Builder.defineMacro("__BYTE_ORDER__", "__ORDER_BIG_ENDIAN__");
    Builder.defineMacro("__BIG_ENDIAN__");
  } else {
    Builder.defineMacro("__BYTE_ORDER__", "__ORDER_LITTLE_ENDIAN__");
    Builder.defineMacro("__LITTLE_ENDIAN__");
  }

  if (TI.getPointerWidth(0) == 64 && TI.getLongWidth() == 64
      && TI.getIntWidth() == 32) {
    Builder.defineMacro("_LP64");
    Builder.defineMacro("__LP64__");
  }

  if (TI.getPointerWidth(0) == 32 && TI.getLongWidth() == 32
      && TI.getIntWidth() == 32) {
    Builder.defineMacro("_ILP32");
    Builder.defineMacro("__ILP32__");
  }

  // Define type sizing macros based on the target properties.
  assert(TI.getCharWidth() == 8 && "Only support 8-bit char so far");
  Builder.defineMacro("__CHAR_BIT__", "8");

  DefineTypeSize("__SCHAR_MAX__", TargetInfo::SignedChar, TI, Builder);
  DefineTypeSize("__SHRT_MAX__", TargetInfo::SignedShort, TI, Builder);
  DefineTypeSize("__INT_MAX__", TargetInfo::SignedInt, TI, Builder);
  DefineTypeSize("__LONG_MAX__", TargetInfo::SignedLong, TI, Builder);
  DefineTypeSize("__LONG_LONG_MAX__", TargetInfo::SignedLongLong, TI, Builder);
  DefineTypeSize("__WCHAR_MAX__", TI.getWCharType(), TI, Builder);
  DefineTypeSize("__INTMAX_MAX__", TI.getIntMaxType(), TI, Builder);
  DefineTypeSize("__SIZE_MAX__", TI.getSizeType(), TI, Builder);

  DefineTypeSize("__UINTMAX_MAX__", TI.getUIntMaxType(), TI, Builder);
  DefineTypeSize("__PTRDIFF_MAX__", TI.getPtrDiffType(0), TI, Builder);
  DefineTypeSize("__INTPTR_MAX__", TI.getIntPtrType(), TI, Builder);
  DefineTypeSize("__UINTPTR_MAX__", TI.getUIntPtrType(), TI, Builder);

  DefineTypeSizeof("__SIZEOF_DOUBLE__", TI.getDoubleWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_FLOAT__", TI.getFloatWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_INT__", TI.getIntWidth(), TI, Builder);

开发者ID:dutzul，项目名称:clang，代码行数:67，代码来源:InitPreprocessor.cpp

示例2: InitializePredefinedMacros


//.........这里部分代码省略.........
    if (LangOpts.WChar) {
      // wchar_t supported as a keyword.
      Builder.defineMacro("_WCHAR_T_DEFINED");
      Builder.defineMacro("_NATIVE_WCHAR_T_DEFINED");
    }
  }

  if (LangOpts.Optimize)
    Builder.defineMacro("__OPTIMIZE__");
  if (LangOpts.OptimizeSize)
    Builder.defineMacro("__OPTIMIZE_SIZE__");

  if (LangOpts.FastMath)
    Builder.defineMacro("__FAST_MATH__");

  // Initialize target-specific preprocessor defines.

  // __BYTE_ORDER__ was added in GCC 4.6. It's analogous
  // to the macro __BYTE_ORDER (no trailing underscores)
  // from glibc's <endian.h> header.
  // We don't support the PDP-11 as a target, but include
  // the define so it can still be compared against.
  Builder.defineMacro("__ORDER_LITTLE_ENDIAN__", "1234");
  Builder.defineMacro("__ORDER_BIG_ENDIAN__",    "4321");
  Builder.defineMacro("__ORDER_PDP_ENDIAN__",    "3412");
  if (TI.isBigEndian()) {
    Builder.defineMacro("__BYTE_ORDER__", "__ORDER_BIG_ENDIAN__");
    Builder.defineMacro("__BIG_ENDIAN__");
  } else {
    Builder.defineMacro("__BYTE_ORDER__", "__ORDER_LITTLE_ENDIAN__");
    Builder.defineMacro("__LITTLE_ENDIAN__");
  }

  if (TI.getPointerWidth(0) == 64 && TI.getLongWidth() == 64
      && TI.getIntWidth() == 32) {
    Builder.defineMacro("_LP64");
    Builder.defineMacro("__LP64__");
  }

  if (TI.getPointerWidth(0) == 32 && TI.getLongWidth() == 32
      && TI.getIntWidth() == 32) {
    Builder.defineMacro("_ILP32");
    Builder.defineMacro("__ILP32__");
  }

  // Define type sizing macros based on the target properties.
  assert(TI.getCharWidth() == 8 && "Only support 8-bit char so far");
  Builder.defineMacro("__CHAR_BIT__", Twine(TI.getCharWidth()));

  DefineTypeSize("__SCHAR_MAX__", TargetInfo::SignedChar, TI, Builder);
  DefineTypeSize("__SHRT_MAX__", TargetInfo::SignedShort, TI, Builder);
  DefineTypeSize("__INT_MAX__", TargetInfo::SignedInt, TI, Builder);
  DefineTypeSize("__LONG_MAX__", TargetInfo::SignedLong, TI, Builder);
  DefineTypeSize("__LONG_LONG_MAX__", TargetInfo::SignedLongLong, TI, Builder);
  DefineTypeSize("__WCHAR_MAX__", TI.getWCharType(), TI, Builder);
  DefineTypeSize("__WINT_MAX__", TI.getWIntType(), TI, Builder);
  DefineTypeSize("__INTMAX_MAX__", TI.getIntMaxType(), TI, Builder);
  DefineTypeSize("__SIZE_MAX__", TI.getSizeType(), TI, Builder);

  DefineTypeSize("__UINTMAX_MAX__", TI.getUIntMaxType(), TI, Builder);
  DefineTypeSize("__PTRDIFF_MAX__", TI.getPtrDiffType(0), TI, Builder);
  DefineTypeSize("__INTPTR_MAX__", TI.getIntPtrType(), TI, Builder);
  DefineTypeSize("__UINTPTR_MAX__", TI.getUIntPtrType(), TI, Builder);

  DefineTypeSizeof("__SIZEOF_DOUBLE__", TI.getDoubleWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_FLOAT__", TI.getFloatWidth(), TI, Builder);

开发者ID:ingowald，项目名称:llvm-project，代码行数:67，代码来源:InitPreprocessor.cpp

注：本文中的TargetInfo::getLongWidth方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。