C++ TargetInfo::getIntWidth方法代码示例

本文整理汇总了C++中TargetInfo::getIntWidth方法的典型用法代码示例。如果您正苦于以下问题：C++ TargetInfo::getIntWidth方法的具体用法？C++ TargetInfo::getIntWidth怎么用？C++ TargetInfo::getIntWidth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::getIntWidth方法的5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.........
      // 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);
  DefineTypeSizeof("__SIZEOF_LONG__", TI.getLongWidth(), TI, Builder);

开发者ID:OpenKimono，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.CPlusPlus) {
      // FIXME: Support Microsoft's __identifier extension in the lexer.
      Builder.append("#define __identifier(x) x");
      Builder.append("class type_info;");
    }
  }

  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__");
  else
    Builder.defineMacro("__BYTE_ORDER__", "__ORDER_LITTLE_ENDIAN__");


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

  // 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__", TI.getCharWidth(), "", true, 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);

  DefineTypeSizeof("__SIZEOF_DOUBLE__", TI.getDoubleWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_FLOAT__", TI.getFloatWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_INT__", TI.getIntWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_LONG__", TI.getLongWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_LONG_DOUBLE__",TI.getLongDoubleWidth(),TI,Builder);
  DefineTypeSizeof("__SIZEOF_LONG_LONG__", TI.getLongLongWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_POINTER__", TI.getPointerWidth(0), TI, Builder);
  DefineTypeSizeof("__SIZEOF_SHORT__", TI.getShortWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_PTRDIFF_T__",
                   TI.getTypeWidth(TI.getPtrDiffType(0)), TI, Builder);
  DefineTypeSizeof("__SIZEOF_SIZE_T__",
                   TI.getTypeWidth(TI.getSizeType()), TI, Builder);
  DefineTypeSizeof("__SIZEOF_WCHAR_T__",
                   TI.getTypeWidth(TI.getWCharType()), TI, Builder);
  DefineTypeSizeof("__SIZEOF_WINT_T__",

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

示例3: InitializePredefinedMacros


//.........这里部分代码省略.........
      Builder.defineMacro("_WCHAR_T_DEFINED");
      Builder.defineMacro("_NATIVE_WCHAR_T_DEFINED");
      // FIXME: Support Microsoft's __identifier extension in the lexer.
      Builder.append("#define __identifier(x) x");
      Builder.append("class type_info;");
    }

    if (LangOpts.CPlusPlus0x) {
      Builder.defineMacro("_HAS_CHAR16_T_LANGUAGE_SUPPORT", "1");
    }
  }

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

  // Initialize target-specific preprocessor defines.

  // 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__", TI.getCharWidth(), "", true, 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);

  DefineTypeSizeof("__SIZEOF_DOUBLE__", TI.getDoubleWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_FLOAT__", TI.getFloatWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_INT__", TI.getIntWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_LONG__", TI.getLongWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_LONG_DOUBLE__",TI.getLongDoubleWidth(),TI,Builder);
  DefineTypeSizeof("__SIZEOF_LONG_LONG__", TI.getLongLongWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_POINTER__", TI.getPointerWidth(0), TI, Builder);
  DefineTypeSizeof("__SIZEOF_SHORT__", TI.getShortWidth(), TI, Builder);
  DefineTypeSizeof("__SIZEOF_PTRDIFF_T__",
                   TI.getTypeWidth(TI.getPtrDiffType(0)), TI, Builder);
  DefineTypeSizeof("__SIZEOF_SIZE_T__",
                   TI.getTypeWidth(TI.getSizeType()), TI, Builder);
  DefineTypeSizeof("__SIZEOF_WCHAR_T__",
                   TI.getTypeWidth(TI.getWCharType()), TI, Builder);
  DefineTypeSizeof("__SIZEOF_WINT_T__",
                   TI.getTypeWidth(TI.getWIntType()), TI, Builder);

  DefineType("__INTMAX_TYPE__", TI.getIntMaxType(), Builder);
  DefineType("__UINTMAX_TYPE__", TI.getUIntMaxType(), Builder);
  DefineTypeWidth("__INTMAX_WIDTH__",  TI.getIntMaxType(), TI, Builder);
  DefineType("__PTRDIFF_TYPE__", TI.getPtrDiffType(0), Builder);
  DefineTypeWidth("__PTRDIFF_WIDTH__", TI.getPtrDiffType(0), TI, Builder);
  DefineType("__INTPTR_TYPE__", TI.getIntPtrType(), Builder);
  DefineTypeWidth("__INTPTR_WIDTH__", TI.getIntPtrType(), TI, Builder);
  DefineType("__SIZE_TYPE__", TI.getSizeType(), Builder);
  DefineTypeWidth("__SIZE_WIDTH__", TI.getSizeType(), TI, Builder);
  DefineType("__WCHAR_TYPE__", TI.getWCharType(), Builder);
  DefineTypeWidth("__WCHAR_WIDTH__", TI.getWCharType(), TI, Builder);
  DefineType("__WINT_TYPE__", TI.getWIntType(), Builder);
  DefineTypeWidth("__WINT_WIDTH__", TI.getWIntType(), TI, Builder);
  DefineTypeWidth("__SIG_ATOMIC_WIDTH__", TI.getSigAtomicType(), TI, Builder);
  DefineType("__CHAR16_TYPE__", TI.getChar16Type(), Builder);
  DefineType("__CHAR32_TYPE__", TI.getChar32Type(), Builder);

  DefineFloatMacros(Builder, "FLT", &TI.getFloatFormat());

开发者ID:lygstate，项目名称:safecode-mirror，代码行数:67，代码来源:InitPreprocessor.cpp

示例4: InitializePredefinedMacros


//.........这里部分代码省略.........
  assert(TI.getCharWidth() == 8 && "Only support 8-bit char so far");
  DefineBuiltinMacro(Buf, "__CHAR_BIT__=8");

  DefineTypeSize("__SCHAR_MAX__", TI.getCharWidth(), "", true, Buf);
  DefineTypeSize("__SHRT_MAX__", TargetInfo::SignedShort, TI, Buf);
  DefineTypeSize("__INT_MAX__", TargetInfo::SignedInt, TI, Buf);
  DefineTypeSize("__LONG_MAX__", TargetInfo::SignedLong, TI, Buf);
  DefineTypeSize("__LONG_LONG_MAX__", TargetInfo::SignedLongLong, TI, Buf);
  DefineTypeSize("__WCHAR_MAX__", TI.getWCharType(), TI, Buf);
  DefineTypeSize("__INTMAX_MAX__", TI.getIntMaxType(), TI, Buf);

  DefineType("__INTMAX_TYPE__", TI.getIntMaxType(), Buf);
  DefineType("__UINTMAX_TYPE__", TI.getUIntMaxType(), Buf);
  DefineTypeWidth("__INTMAX_WIDTH__",  TI.getIntMaxType(), TI, Buf);
  DefineType("__PTRDIFF_TYPE__", TI.getPtrDiffType(0), Buf);
  DefineTypeWidth("__PTRDIFF_WIDTH__", TI.getPtrDiffType(0), TI, Buf);
  DefineType("__INTPTR_TYPE__", TI.getIntPtrType(), Buf);
  DefineTypeWidth("__INTPTR_WIDTH__", TI.getIntPtrType(), TI, Buf);
  DefineType("__SIZE_TYPE__", TI.getSizeType(), Buf);
  DefineTypeWidth("__SIZE_WIDTH__", TI.getSizeType(), TI, Buf);
  DefineType("__WCHAR_TYPE__", TI.getWCharType(), Buf);
  DefineTypeWidth("__WCHAR_WIDTH__", TI.getWCharType(), TI, Buf);
  DefineType("__WINT_TYPE__", TI.getWIntType(), Buf);
  DefineTypeWidth("__WINT_WIDTH__", TI.getWIntType(), TI, Buf);
  DefineTypeWidth("__SIG_ATOMIC_WIDTH__", TI.getSigAtomicType(), TI, Buf);

  DefineFloatMacros(Buf, "FLT", &TI.getFloatFormat());
  DefineFloatMacros(Buf, "DBL", &TI.getDoubleFormat());
  DefineFloatMacros(Buf, "LDBL", &TI.getLongDoubleFormat());

  // Define a __POINTER_WIDTH__ macro for stdint.h.
  sprintf(MacroBuf, "__POINTER_WIDTH__=%d", (int)TI.getPointerWidth(0));
  DefineBuiltinMacro(Buf, MacroBuf);

  if (!LangOpts.CharIsSigned)
    DefineBuiltinMacro(Buf, "__CHAR_UNSIGNED__");

  // Define exact-width integer types for stdint.h
  sprintf(MacroBuf, "__INT%d_TYPE__=char", TI.getCharWidth());
  DefineBuiltinMacro(Buf, MacroBuf);

  if (TI.getShortWidth() > TI.getCharWidth())
    DefineExactWidthIntType(TargetInfo::SignedShort, TI, Buf);
                      
  if (TI.getIntWidth() > TI.getShortWidth())
    DefineExactWidthIntType(TargetInfo::SignedInt, TI, Buf);
                              
  if (TI.getLongWidth() > TI.getIntWidth())
    DefineExactWidthIntType(TargetInfo::SignedLong, TI, Buf);
                                      
  if (TI.getLongLongWidth() > TI.getLongWidth())
    DefineExactWidthIntType(TargetInfo::SignedLongLong, TI, Buf);
  
  // Add __builtin_va_list typedef.
  {
    const char *VAList = TI.getVAListDeclaration();
    Buf.insert(Buf.end(), VAList, VAList+strlen(VAList));
    Buf.push_back('\n');
  }

  if (const char *Prefix = TI.getUserLabelPrefix()) {
    sprintf(MacroBuf, "__USER_LABEL_PREFIX__=%s", Prefix);
    DefineBuiltinMacro(Buf, MacroBuf);
  }

  // Build configuration options.  FIXME: these should be controlled by
  // command line options or something.
  DefineBuiltinMacro(Buf, "__FINITE_MATH_ONLY__=0");

  if (LangOpts.GNUInline)
    DefineBuiltinMacro(Buf, "__GNUC_GNU_INLINE__=1");
  else
    DefineBuiltinMacro(Buf, "__GNUC_STDC_INLINE__=1");

  if (LangOpts.NoInline)
    DefineBuiltinMacro(Buf, "__NO_INLINE__=1");

  if (unsigned PICLevel = LangOpts.PICLevel) {
    sprintf(MacroBuf, "__PIC__=%d", PICLevel);
    DefineBuiltinMacro(Buf, MacroBuf);

    sprintf(MacroBuf, "__pic__=%d", PICLevel);
    DefineBuiltinMacro(Buf, MacroBuf);
  }

  // Macros to control C99 numerics and <float.h>
  DefineBuiltinMacro(Buf, "__FLT_EVAL_METHOD__=0");
  DefineBuiltinMacro(Buf, "__FLT_RADIX__=2");
  sprintf(MacroBuf, "__DECIMAL_DIG__=%d",
          PickFP(&TI.getLongDoubleFormat(), -1/*FIXME*/, 17, 21, 33, 36));
  DefineBuiltinMacro(Buf, MacroBuf);

  if (LangOpts.getStackProtectorMode() == LangOptions::SSPOn)
    DefineBuiltinMacro(Buf, "__SSP__=1");
  else if (LangOpts.getStackProtectorMode() == LangOptions::SSPReq)
    DefineBuiltinMacro(Buf, "__SSP_ALL__=2");

  // Get other target #defines.
  TI.getTargetDefines(LangOpts, Buf);
}

开发者ID:aaasz，项目名称:SHP，代码行数:101，代码来源:InitPreprocessor.cpp

示例5: InitializePredefinedMacros


//.........这里部分代码省略.........
        DefineBuiltinMacro(Buf, "__private_extern__=extern");
    }

    // Filter out some microsoft extensions when trying to parse in ms-compat
    // mode.
    if (LangOpts.Microsoft) {
        DefineBuiltinMacro(Buf, "__int8=__INT8_TYPE__");
        DefineBuiltinMacro(Buf, "__int16=__INT16_TYPE__");
        DefineBuiltinMacro(Buf, "__int32=__INT32_TYPE__");
        DefineBuiltinMacro(Buf, "__int64=__INT64_TYPE__");
    }

    if (LangOpts.Optimize)
        DefineBuiltinMacro(Buf, "__OPTIMIZE__=1");
    if (LangOpts.OptimizeSize)
        DefineBuiltinMacro(Buf, "__OPTIMIZE_SIZE__=1");

    // Initialize target-specific preprocessor defines.

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

    unsigned IntMaxWidth;
    const char *IntMaxSuffix;
    if (TI.getIntMaxType() == TargetInfo::SignedLongLong) {
        IntMaxWidth = TI.getLongLongWidth();
        IntMaxSuffix = "LL";
    } else if (TI.getIntMaxType() == TargetInfo::SignedLong) {
        IntMaxWidth = TI.getLongWidth();
        IntMaxSuffix = "L";
    } else {
        assert(TI.getIntMaxType() == TargetInfo::SignedInt);
        IntMaxWidth = TI.getIntWidth();
        IntMaxSuffix = "";
    }

    DefineTypeSize("__SCHAR_MAX__", TI.getCharWidth(), "", true, Buf);
    DefineTypeSize("__SHRT_MAX__", TI.getShortWidth(), "", true, Buf);
    DefineTypeSize("__INT_MAX__", TI.getIntWidth(), "", true, Buf);
    DefineTypeSize("__LONG_MAX__", TI.getLongWidth(), "L", true, Buf);
    DefineTypeSize("__LONG_LONG_MAX__", TI.getLongLongWidth(), "LL", true, Buf);
    DefineTypeSize("__WCHAR_MAX__", TI.getWCharWidth(), "", true, Buf);
    DefineTypeSize("__INTMAX_MAX__", IntMaxWidth, IntMaxSuffix, true, Buf);

    DefineType("__INTMAX_TYPE__", TI.getIntMaxType(), Buf);
    DefineType("__UINTMAX_TYPE__", TI.getUIntMaxType(), Buf);
    DefineType("__PTRDIFF_TYPE__", TI.getPtrDiffType(0), Buf);
    DefineType("__INTPTR_TYPE__", TI.getIntPtrType(), Buf);
    DefineType("__SIZE_TYPE__", TI.getSizeType(), Buf);
    DefineType("__WCHAR_TYPE__", TI.getWCharType(), Buf);
    // FIXME: TargetInfo hookize __WINT_TYPE__.
    DefineBuiltinMacro(Buf, "__WINT_TYPE__=int");

    DefineFloatMacros(Buf, "FLT", &TI.getFloatFormat());
    DefineFloatMacros(Buf, "DBL", &TI.getDoubleFormat());
    DefineFloatMacros(Buf, "LDBL", &TI.getLongDoubleFormat());

    // Define a __POINTER_WIDTH__ macro for stdint.h.
    sprintf(MacroBuf, "__POINTER_WIDTH__=%d", (int)TI.getPointerWidth(0));
    DefineBuiltinMacro(Buf, MacroBuf);

    if (!LangOpts.CharIsSigned)
        DefineBuiltinMacro(Buf, "__CHAR_UNSIGNED__");

    // Define fixed-sized integer types for stdint.h

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

注：本文中的TargetInfo::getIntWidth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。