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Make MDNode use CallbackVH. Also change MDNode to store Value* instead of

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Constant* in preperation of a future change to support holding non-Constants
in an MDNode.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky
2009-05-10 20:57:05 +00:00
parent af3fdb5dc4
commit cb33799b9f
12 changed files with 270 additions and 105 deletions
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12
lib/Bitcode/Writer/BitcodeWriter.cpp
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@ -19,6 +19,7 @@
#include "llvm/DerivedTypes.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
#include "llvm/MDNode.h"
#include "llvm/Module.h"
#include "llvm/TypeSymbolTable.h"
#include "llvm/ValueSymbolTable.h"
@ -706,9 +707,14 @@ static void WriteConstants(unsigned FirstVal, unsigned LastVal,
}
} else if (const MDNode *N = dyn_cast<MDNode>(C)) {
Code = bitc::CST_CODE_MDNODE;
for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
Record.push_back(VE.getTypeID(N->getOperand(i)->getType()));
Record.push_back(VE.getValueID(N->getOperand(i)));
for (unsigned i = 0, e = N->getNumElements(); i != e; ++i) {
if (N->getElement(i)) {
Record.push_back(VE.getTypeID(N->getElement(i)->getType()));
Record.push_back(VE.getValueID(N->getElement(i)));
} else {
Record.push_back(VE.getTypeID(Type::VoidTy));
Record.push_back(0);
}
}
} else {
assert(0 && "Unknown constant!");