6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-04-11 00:39:36 +00:00
Code Issues Projects Releases Wiki Activity

Avoid modifying ValueEnumerator's MD ValueList by choosing which function-local MD to write based on the function currently being written

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93441 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Victor Hernandez 2010-01-14 19:38:44 +00:00
parent 09bf003983
commit 3cd7c3db99
2 changed files with 8 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
lib/Bitcode/Writer/BitcodeWriter.cpp
View File

@ -554,30 +554,22 @@ static void WriteModuleMetadata(const ValueEnumerator &VE,
Stream.ExitBlock();
}
static void WriteFunctionLocalMetadata(const ValueEnumerator &VE,
static void WriteFunctionLocalMetadata(const Function &F,
const ValueEnumerator &VE,
BitstreamWriter &Stream) {
bool StartedMetadataBlock = false;
SmallVector<uint64_t, 64> Record;
ValueEnumerator::ValueList Vals = VE.getMDValues();
ValueEnumerator::ValueList::iterator it = Vals.begin();
ValueEnumerator::ValueList::iterator end = Vals.end();
while (it != end) {
if (const MDNode *N = dyn_cast<MDNode>((*it).first)) {
if (N->isFunctionLocal()) {
const ValueEnumerator::ValueList &Vals = VE.getMDValues();
for (unsigned i = 0, e = Vals.size(); i != e; ++i)
if (const MDNode *N = dyn_cast<MDNode>(Vals[i].first))
if (N->getFunction() == &F) {
if (!StartedMetadataBlock) {
Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
StartedMetadataBlock = true;
}
WriteMDNode(N, VE, Stream, Record);
// Remove function-local MD, since it is not used outside of function.
it = Vals.erase(it);
end = Vals.end();
continue;
}
}
++it;
}
if (StartedMetadataBlock)
Stream.ExitBlock();
@ -1227,7 +1219,7 @@ static void WriteFunction(const Function &F, ValueEnumerator &VE,
WriteConstants(CstStart, CstEnd, VE, Stream, false);
// If there is function-local metadata, emit it now.
WriteFunctionLocalMetadata(VE, Stream);
WriteFunctionLocalMetadata(F, VE, Stream);
// Keep a running idea of what the instruction ID is.
unsigned InstID = CstEnd;

1
lib/Bitcode/Writer/ValueEnumerator.h
View File

@ -105,7 +105,6 @@ public:
const ValueList &getValues() const { return Values; }
const ValueList &getMDValues() const { return MDValues; }
ValueList getMDValues() { return MDValues; }
const TypeList &getTypes() const { return Types; }
const std::vector<const BasicBlock*> &getBasicBlocks() const {
return BasicBlocks;