From 1bebd7aa1d87abaacfd64b675d6bcfb98e438968 Mon Sep 17 00:00:00 2001
From: Alexander Markov <alexmarkov@google.com>
Date: Thu, 8 Feb 2018 20:47:41 +0000
Subject: [PATCH] [VM] Support inlining of _TypedList._setInt64 on x64

Issue: https://github.com/dart-lang/sdk/issues/32080
Change-Id: I692d1873acc4c9816ccc6929f51e0ed699f585da
Reviewed-on: https://dart-review.googlesource.com/40103
Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
Commit-Queue: Alexander Markov <alexmarkov@google.com>
---
 runtime/vm/compiler/backend/inliner.cc | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/runtime/vm/compiler/backend/inliner.cc b/runtime/vm/compiler/backend/inliner.cc
index 74b9b459fd3..b8887218016 100644
--- a/runtime/vm/compiler/backend/inliner.cc
+++ b/runtime/vm/compiler/backend/inliner.cc
@@ -2768,6 +2768,10 @@ static bool InlineByteArrayBaseStore(FlowGraph* flow_graph,
       value_check = Cids::CreateMonomorphic(Z, kFloat32x4Cid);
       break;
     }
+    case kTypedDataInt64ArrayCid:
+      // StoreIndexedInstr takes unboxed int64, so value
+      // is checked when unboxing.
+      break;
     default:
       // Array cids are already checked in the caller.
       UNREACHABLE();
@@ -3339,6 +3343,13 @@ bool FlowGraphInliner::TryInlineRecognizedMethod(
       return InlineByteArrayBaseStore(flow_graph, target, call, receiver,
                                       receiver_cid, kTypedDataUint32ArrayCid,
                                       entry, last);
+    case MethodRecognizer::kByteArrayBaseSetInt64:
+      if (!ShouldInlineInt64ArrayOps()) {
+        return false;
+      }
+      return InlineByteArrayBaseStore(flow_graph, target, call, receiver,
+                                      receiver_cid, kTypedDataInt64ArrayCid,
+                                      entry, last);
     case MethodRecognizer::kByteArrayBaseSetFloat32:
       if (!CanUnboxDouble()) {
         return false;