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Prepare the writer for a non-broken implementation of writing floating

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point values. This will be fixed when I figure out how to do it correctly
without depending on knowing the endianess of a platform.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14762 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-07-11 17:22:07 +00:00
parent beff74f821
commit 87bc418334
2 changed files with 19 additions and 2 deletions
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4
lib/Bytecode/Writer/ConstantWriter.cpp
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@ -176,12 +176,12 @@ void BytecodeWriter::outputConstant(const Constant *CPV) {
case Type::FloatTyID: { // Floating point types...
float Tmp = (float)cast<ConstantFP>(CPV)->getValue();
output_data(&Tmp, &Tmp+1, Out);
output_float(Tmp, Out);
break;
}
case Type::DoubleTyID: {
double Tmp = cast<ConstantFP>(CPV)->getValue();
output_data(&Tmp, &Tmp+1, Out);
output_double(Tmp, Out);
break;
}

17
lib/Bytecode/Writer/WriterPrimitives.h
View File

@ -119,6 +119,23 @@ static inline void output_data(const void *Ptr, const void *End,
Out.insert(Out.end(), (const unsigned char*)Ptr, (const unsigned char*)End);
}
static inline void output_float(float& FloatVal,
std::deque<unsigned char>& Out) {
/// FIXME: This is a broken implementation! It writes
/// it in a platform-specific endianess. Need to make
/// it little endian always.
output_data(&FloatVal, &FloatVal+1, Out);
}
static inline void output_double(double& DoubleVal,
std::deque<unsigned char>& Out) {
/// FIXME: This is a broken implementation! It writes
/// it in a platform-specific endianess. Need to make
/// it little endian always.
output_data(&DoubleVal, &DoubleVal+1, Out);
}
} // End llvm namespace
// vim: sw=2 ai
#endif