================
@@ -44,23 +44,19 @@ MDNode *LoopInfo::createPipeliningMetadata(const
LoopAttributes &Attrs,
else if (Attrs.PipelineInitiationInterval != 0)
Enabled = true;
+ SmallVector<Metadata *, 4> Args;
+ Args.append(LoopProperties.begin(), LoopProperties.end());
+
if (Enabled != true) {
- SmallVector<Metadata *, 4> NewLoopProperties;
if (Enabled == false) {
- NewLoopProperties.append(LoopProperties.begin(), LoopProperties.end());
- NewLoopProperties.push_back(
+ Args.push_back(
MDNode::get(Ctx, {MDString::get(Ctx, "llvm.loop.pipeline.disable"),
ConstantAsMetadata::get(ConstantInt::get(
llvm::Type::getInt1Ty(Ctx), 1))}));
- LoopProperties = NewLoopProperties;
----------------
Meinersbur wrote:
I think this is because by design `pipeline` is always the last transformation
(it is implemented in the back-end, after all the IR optimization passes, there
can be no transformation after this).
https://github.com/llvm/llvm-project/pull/131985
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