Implement first kind of polymorphic inlining.

Add HClassTableGet to fetch an ArtMethod from the vtable or imt,
and compare it to the only method the profiling saw.

Change-Id: I76afd3689178f10e3be048aa3ac9a97c6f63295d

1 files changed, 9 insertions, 1 deletions

diff --git a/runtime/jit/jit_code_cache.cc b/runtime/jit/jit_code_cache.cc
index 64b2c899aa..a6909d839f 100644
--- a/runtime/jit/jit_code_cache.cc
+++ b/runtime/jit/jit_code_cache.cc
@@ -737,8 +737,16 @@ bool JitCodeCache::NotifyCompilationOf(ArtMethod* method, Thread* self) {
   if (ContainsPc(method->GetEntryPointFromQuickCompiledCode())) {
     return false;
   }
-  MutexLock mu(self, lock_);
+
+  // Compiling requires a profiling info object to notify compilation. Create
+  // one if it hasn't been done before.
   ProfilingInfo* info = method->GetProfilingInfo(sizeof(void*));
+  if (info == nullptr) {
+    ProfilingInfo::Create(self, method, /* retry_allocation */ true);
+  }
+
+  MutexLock mu(self, lock_);
+  info = method->GetProfilingInfo(sizeof(void*));
   if (info == nullptr || info->IsMethodBeingCompiled()) {
     return false;
   }