================
@@ -3349,10 +3368,27 @@ bool AMDGPULegalizerInfo::legalizeGlobalValue(
MachineFunction &MF = B.getMF();
SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
+ if (AS == AMDGPUAS::BARRIER) {
+ const GlobalVariable *GVar = cast<GlobalVariable>(GV);
+ if (!AMDGPU::isNamedBarrier(*GVar)) {
+ const Function &Fn = MF.getFunction();
+ Fn.getContext().diagnose(DiagnosticInfoUnsupported(
+ Fn, "unsupported use of BARRIER address space", MI.getDebugLoc(),
----------------
arsenm wrote:
This could be a more specific error message
https://github.com/llvm/llvm-project/pull/209746
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