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Implemented serialization of signed integers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43828 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ted Kremenek
2007-11-07 18:24:34 +00:00
parent 29121848b9
commit 2e6452ca0c
5 changed files with 41 additions and 2 deletions
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15
lib/Bitcode/Reader/Deserialize.cpp
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@ -105,6 +105,12 @@ uint64_t Deserializer::ReadInt() {
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 char)
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)