diff -r 82634a458dc8 -r c5b066caefba src/hotspot/share/runtime/thread.cpp
--- a/src/hotspot/share/runtime/thread.cpp	Tue Mar 27 11:13:11 2018 +0200
+++ b/src/hotspot/share/runtime/thread.cpp	Tue Mar 27 11:51:39 2018 +0200
@@ -3835,7 +3835,28 @@
 
   // initialize compiler(s)
 #if defined(COMPILER1) || COMPILER2_OR_JVMCI
-  CompileBroker::compilation_init(CHECK_JNI_ERR);
+#if INCLUDE_JVMCI
+  bool force_JVMCI_intialization = false;
+  if (EnableJVMCI) {
+    // Initialize JVMCI eagerly when it is explicitly requested.
+    // Or when JVMCIPrintProperties is enabled.
+    // The JVMCI Java initialization code will read this flag and
+    // do the printing if it's set.
+    force_JVMCI_intialization = EagerJVMCI || JVMCIPrintProperties;
+
+    if (!force_JVMCI_intialization) {
+      // 8145270: Force initialization of JVMCI runtime otherwise requests for blocking
+      // compilations via JVMCI will not actually block until JVMCI is initialized.
+      force_JVMCI_intialization = UseJVMCICompiler && (!UseInterpreter || !BackgroundCompilation);
+    }
+  }
+#endif
+  CompileBroker::compilation_init_phase1(CHECK_JNI_ERR);
+  // Postpone completion of compiler initialization to after JVMCI
+  // is initialized to avoid timeouts of blocking compilations.
+  if (JVMCI_ONLY(!force_JVMCI_intialization) NOT_JVMCI(true)) {
+    CompileBroker::compilation_init_phase2();
+  }
 #endif
 
   // Pre-initialize some JSR292 core classes to avoid deadlock during class loading.
@@ -3862,22 +3883,9 @@
   SystemDictionary::compute_java_loaders(CHECK_JNI_ERR);
 
 #if INCLUDE_JVMCI
-  if (EnableJVMCI) {
-    // Initialize JVMCI eagerly when it is explicitly requested.
-    // Or when JVMCIPrintProperties is enabled.
-    // The JVMCI Java initialization code will read this flag and
-    // do the printing if it's set.
-    bool init = EagerJVMCI || JVMCIPrintProperties;
-
-    if (!init) {
-      // 8145270: Force initialization of JVMCI runtime otherwise requests for blocking
-      // compilations via JVMCI will not actually block until JVMCI is initialized.
-      init = UseJVMCICompiler && (!UseInterpreter || !BackgroundCompilation);
-    }
-
-    if (init) {
-      JVMCIRuntime::force_initialization(CHECK_JNI_ERR);
-    }
+  if (force_JVMCI_intialization) {
+    JVMCIRuntime::force_initialization(CHECK_JNI_ERR);
+    CompileBroker::compilation_init_phase2();
   }
 #endif