Implemented serialization of signed integers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43828 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/Deserialize.cpp b/lib/Bitcode/Reader/Deserialize.cpp
index d4ed26b..99cb5d2 100644
--- a/lib/Bitcode/Reader/Deserialize.cpp
+++ b/lib/Bitcode/Reader/Deserialize.cpp
@@ -105,6 +105,12 @@
return Record[RecIdx++];
}
+int64_t Deserializer::ReadSInt() {
+ uint64_t x = ReadInt();
+ int64_t magnitude = x >> 1;
+ return x & 0x1 ? -magnitude : magnitude;
+}
+
char* Deserializer::ReadCStr(char* cstr, unsigned MaxLen, bool isNullTerm) {
if (cstr == NULL)
MaxLen = 0; // Zero this just in case someone does something funny.
@@ -226,3 +232,12 @@
INT_READ(unsigned short)
INT_READ(unsigned int)
INT_READ(unsigned long)
+
+#define SINT_READ(TYPE)\
+void SerializeTrait<TYPE>::Read(Deserializer& D, TYPE& X) {\
+ X = (TYPE) D.ReadSInt(); }
+
+INT_READ(signed char)
+INT_READ(signed short)
+INT_READ(signed int)
+INT_READ(signed long)