Implement predefined stdint macros

Add predefined stdint macros that match the given patterns:

U?INT{_,_FAST,_LEAST}{8,16,32,64}_{MAX,TYPE}
U?INT{PTR,MAX}_{MAX,TYPE}

http://reviews.llvm.org/D4141

Author: binji

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@211657 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h
index ef88ec2fd9..e1d01168b9 100644
--- a/include/clang/Basic/TargetInfo.h
+++ b/include/clang/Basic/TargetInfo.h
@@ -214,6 +214,9 @@ public:
     return AddrSpace == 0 ? PtrDiffType : getPtrDiffTypeV(AddrSpace);
   }
   IntType getIntPtrType() const { return IntPtrType; }
+  IntType getUIntPtrType() const {
+    return getIntTypeByWidth(getTypeWidth(IntPtrType), false);
+  }
   IntType getWCharType() const { return WCharType; }
   IntType getWIntType() const { return WIntType; }
   IntType getChar16Type() const { return Char16Type; }
@@ -230,6 +233,9 @@ public:
   /// \brief Return integer type with specified width.
   IntType getIntTypeByWidth(unsigned BitWidth, bool IsSigned) const;
 
+  /// \brief Return the smallest integer type with at least the specified width.
+  IntType getLeastIntTypeByWidth(unsigned BitWidth, bool IsSigned) const;
+
   /// \brief Return floating point type with specified width.
   RealType getRealTypeByWidth(unsigned BitWidth) const;