Revert "Save and restore feedback from JIT."

runtime/vm/flow_graph_compiler.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/bit_vector.h"
 #include "vm/cha.h"
@@ skipping 49 matching lines @@
 
 DECLARE_FLAG(bool, code_comments);
 DECLARE_FLAG(charp, deoptimize_filter);
 DECLARE_FLAG(bool, intrinsify);
 DECLARE_FLAG(bool, propagate_ic_data);
 DECLARE_FLAG(int, regexp_optimization_counter_threshold);
 DECLARE_FLAG(int, reoptimization_counter_threshold);
 DECLARE_FLAG(int, stacktrace_every);
 DECLARE_FLAG(charp, stacktrace_filter);
 DECLARE_FLAG(bool, trace_compiler);
+DECLARE_FLAG(int, inlining_hotness);
+DECLARE_FLAG(int, inlining_size_threshold);
+DECLARE_FLAG(int, inlining_callee_size_threshold);
+DECLARE_FLAG(int, inline_getters_setters_smaller_than);
+DECLARE_FLAG(int, inlining_depth_threshold);
+DECLARE_FLAG(int, inlining_caller_size_threshold);
+DECLARE_FLAG(int, inlining_constant_arguments_max_size_threshold);
+DECLARE_FLAG(int, inlining_constant_arguments_min_size_threshold);
 DECLARE_FLAG(int, reload_every);
 DECLARE_FLAG(bool, unbox_numeric_fields);
 
 static void PrecompilationModeHandler(bool value) {
   if (value) {
 #if defined(TARGET_ARCH_IA32)
     FATAL("Precompilation not supported on IA32");
 #endif
 
+#if !defined(DART_PRECOMPILED_RUNTIME)
+    // Flags affecting compilation only:
+    // There is no counter feedback in precompilation, so ignore the counter
+    // when making inlining decisions.
+    FLAG_inlining_hotness = 0;
+    // Use smaller thresholds in precompilation as we are compiling everything
+    // with the optimizing compiler instead of only hot functions.
+    FLAG_inlining_size_threshold = 5;
+    FLAG_inline_getters_setters_smaller_than = 5;
+    FLAG_inlining_callee_size_threshold = 20;
+    FLAG_inlining_depth_threshold = 4;
+    FLAG_inlining_caller_size_threshold = 1000;
+    FLAG_inlining_constant_arguments_max_size_threshold = 100;
+    FLAG_inlining_constant_arguments_min_size_threshold = 30;
+#endif
+
     FLAG_background_compilation = false;
     FLAG_fields_may_be_reset = true;
     FLAG_interpret_irregexp = true;
     FLAG_lazy_dispatchers = false;
     FLAG_link_natives_lazily = true;
     FLAG_optimization_counter_threshold = -1;
     FLAG_polymorphic_with_deopt = false;
     FLAG_precompiled_mode = true;
     FLAG_reorder_basic_blocks = false;
     FLAG_use_field_guards = false;
@@ skipping 1868 matching lines @@
 
 
 void FlowGraphCompiler::FrameStateClear() {
   ASSERT(!is_optimizing());
   frame_state_.TruncateTo(0);
 }
 #endif  // defined(DEBUG) && !defined(TARGET_ARCH_DBC)
 
 
 }  // namespace dart