From: Dong-Heon Jung <clamp03@gmail.com>
Date: Wed, 18 Dec 2019 01:01:37 +0000 (+0900)
Subject: Set vtable offset as contained (#722)
X-Git-Tag: submit/tizen/20210909.063632~10653
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=859064657ce40a8ecfc1ef21cef9fb648ff7ea67;p=platform%2Fupstream%2Fdotnet%2Fruntime.git

Set vtable offset as contained (#722)

- Can remove a machine instruction which adds vtable offset
---

diff --git a/src/coreclr/src/jit/lower.cpp b/src/coreclr/src/jit/lower.cpp
index f8068a4..6322be6 100644
--- a/src/coreclr/src/jit/lower.cpp
+++ b/src/coreclr/src/jit/lower.cpp
@@ -4138,6 +4138,7 @@ GenTree* Lowering::LowerVirtualVtableCall(GenTreeCall* call)
             BlockRange().InsertBefore(call, std::move(range));
 
             LIR::Range range2 = LIR::SeqTree(comp, lclvNodeStore2);
+            ContainCheckIndir(tmpTree->AsIndir());
             JITDUMP("result of obtaining pointer to virtual table 2nd level indirection:\n");
             DISPRANGE(range2);
             BlockRange().InsertAfter(lclvNodeStore, std::move(range2));