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[AMDGPU] Fix AMDGPULowerKernelAttributes not invalidating analysis (#175256)

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Summary:
The new PM wasn't using the changed result which triggered failures
after https://github.com/llvm/llvm-project/pull/174112
This commit is contained in:
Joseph Huber 2026-01-09 17:03:15 -06:00 committed by GitHub
parent cd81aae57a
commit 9f203509ce
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GPG Key ID: B5690EEEBB952194
1 changed files with 4 additions and 2 deletions
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6
llvm/lib/Target/AMDGPU/AMDGPULowerKernelAttributes.cpp
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@ -430,12 +430,14 @@ AMDGPULowerKernelAttributesPass::run(Function &F, FunctionAnalysisManager &AM) {
if (!BasePtr) // ImplicitArgPtr/DispatchPtr not used.
return PreservedAnalyses::all();
bool Changed = false;
for (Instruction &I : instructions(F)) {
if (CallInst *CI = dyn_cast<CallInst>(&I)) {
if (CI->getCalledFunction() == BasePtr)
processUse(CI, IsV5OrAbove);
Changed |= processUse(CI, IsV5OrAbove);
}
}
return PreservedAnalyses::all();
return !Changed ? PreservedAnalyses::all()
: PreservedAnalyses::none().preserveSet<CFGAnalyses>();
}