From: Serge Pavlov <sepavloff@gmail.com>
Date: Thu, 20 Apr 2017 01:34:04 +0000 (+0000)
Subject: Do not run frame verification if target does not use frame instructions
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ff09ea4e984baa63d4f3f6486b6e46cfdee8232e;p=llvm

Do not run frame verification if target does not use frame instructions


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@300807 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/MachineVerifier.cpp b/lib/CodeGen/MachineVerifier.cpp
index d392c044bd7..84bd670105e 100644
--- a/lib/CodeGen/MachineVerifier.cpp
+++ b/lib/CodeGen/MachineVerifier.cpp
@@ -2030,6 +2030,8 @@ namespace {
 void MachineVerifier::verifyStackFrame() {
   unsigned FrameSetupOpcode   = TII->getCallFrameSetupOpcode();
   unsigned FrameDestroyOpcode = TII->getCallFrameDestroyOpcode();
+  if (FrameSetupOpcode == ~0u && FrameDestroyOpcode == ~0u)
+    return;
 
   SmallVector<StackStateOfBB, 8> SPState;
   SPState.resize(MF->getNumBlockIDs());