================
@@ -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;
----------------
kasuga-fj wrote:
What about other transformations, e.g., vectorization?
https://github.com/llvm/llvm-project/blob/ce8febb0befe41694b9d83c14dcfb831a82489ff/clang/lib/CodeGen/CGLoopInfo.cpp#L213-L220
I just looked for it and found an issue that might be caused by this.
https://github.com/llvm/llvm-project/issues/75839
https://github.com/llvm/llvm-project/pull/131985
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