From 6fa1d12b3ca7665cf5cc20682ccd5d62a00b58ed Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Fri, 22 Apr 2022 17:43:53 -0400
Subject: [PATCH] ProcessImplicitDefs: Use required properties instead of isSSA
 assert

---
 llvm/lib/CodeGen/ProcessImplicitDefs.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/CodeGen/ProcessImplicitDefs.cpp b/llvm/lib/CodeGen/ProcessImplicitDefs.cpp
index 117ee59ac239a..7327f9e52efc3 100644
--- a/llvm/lib/CodeGen/ProcessImplicitDefs.cpp
+++ b/llvm/lib/CodeGen/ProcessImplicitDefs.cpp
@@ -46,6 +46,11 @@ class ProcessImplicitDefs : public MachineFunctionPass {
   void getAnalysisUsage(AnalysisUsage &au) const override;
 
   bool runOnMachineFunction(MachineFunction &MF) override;
+
+  virtual MachineFunctionProperties getRequiredProperties() const override {
+    return MachineFunctionProperties().set(
+        MachineFunctionProperties::Property::IsSSA);
+  }
 };
 } // end anonymous namespace
 
@@ -141,7 +146,6 @@ bool ProcessImplicitDefs::runOnMachineFunction(MachineFunction &MF) {
   TII = MF.getSubtarget().getInstrInfo();
   TRI = MF.getSubtarget().getRegisterInfo();
   MRI = &MF.getRegInfo();
-  assert(MRI->isSSA() && "ProcessImplicitDefs only works on SSA form.");
   assert(WorkList.empty() && "Inconsistent worklist state");
 
   for (MachineBasicBlock &MBB : MF) {