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Add support to the bytecode reader/writer for the new linkage types

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5790 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-04-16 21:16:05 +00:00
parent 56620da5b4
commit e3869c83e7
3 changed files with 48 additions and 20 deletions
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12
lib/Bytecode/Writer/Writer.cpp
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@ -46,8 +46,8 @@ BytecodeWriter::BytecodeWriter(std::deque<unsigned char> &o, const Module *M)
bool isBigEndian = true;
bool hasLongPointers = true;
// Output the version identifier... we are currently on bytecode version #1
unsigned Version = (1 << 4) | isBigEndian | (hasLongPointers << 1);
// Output the version identifier... we are currently on bytecode version #2
unsigned Version = (2 << 4) | isBigEndian | (hasLongPointers << 1);
output_vbr(Version, Out);
align32(Out);
@ -154,9 +154,9 @@ void BytecodeWriter::outputModuleInfoBlock(const Module *M) {
int Slot = Table.getValSlot(I->getType());
assert(Slot != -1 && "Module global vars is broken!");
// Fields: bit0 = isConstant, bit1 = hasInitializer, bit2=InternalLinkage,
// bit3+ = Slot # for type
unsigned oSlot = ((unsigned)Slot << 3) | (I->hasInternalLinkage() << 2) |
// Fields: bit0 = isConstant, bit1 = hasInitializer, bit2,3=Linkage,
// bit4+ = Slot # for type
unsigned oSlot = ((unsigned)Slot << 4) | ((unsigned)I->getLinkage() << 2) |
(I->hasInitializer() << 1) | I->isConstant();
output_vbr(oSlot, Out);
@ -183,7 +183,7 @@ void BytecodeWriter::outputModuleInfoBlock(const Module *M) {
void BytecodeWriter::outputFunction(const Function *F) {
BytecodeBlock FunctionBlock(BytecodeFormat::Function, Out);
output_vbr((unsigned)F->hasInternalLinkage(), Out);
output_vbr((unsigned)F->getLinkage(), Out);
// Only output the constant pool and other goodies if needed...
if (!F->isExternal()) {