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Properly read and write bitcodes for multiple return values.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47521 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2008-02-23 01:44:55 +00:00
parent dd3465eed1
commit e9fabd94ab
3 changed files with 40 additions and 19 deletions
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35
lib/Bitcode/Reader/BitcodeReader.cpp
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@ -1337,17 +1337,30 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
}
case bitc::FUNC_CODE_INST_RET: // RET: [opty,opval<optional>]
if (Record.empty()) {
I = new ReturnInst();
break;
} else {
unsigned OpNum = 0;
Value *Op;
if (getValueTypePair(Record, OpNum, NextValueNo, Op) ||
OpNum != Record.size())
return Error("Invalid RET record");
I = new ReturnInst(Op);
break;
{
unsigned Size = Record.size();
if (Size == 0) {
I = new ReturnInst();
break;
} else if (Size == 1) {
unsigned OpNum = 0;
Value *Op;
if (getValueTypePair(Record, OpNum, NextValueNo, Op) ||
OpNum != Record.size())
return Error("Invalid RET record");
I = new ReturnInst(Op);
break;
} else {
std::vector<Value *> Vs;
Value *Op;
unsigned OpNum = 0;
for (unsigned i = 0; i < Size; ++i) {
getValueTypePair(Record, OpNum, NextValueNo, Op);
Vs.push_back(Op);
}
I = new ReturnInst(Vs);
break;
}
}
case bitc::FUNC_CODE_INST_BR: { // BR: [bb#, bb#, opval] or [bb#]
if (Record.size() != 1 && Record.size() != 3)