Inline fsin/fcos. Huge speedup on Box2D.

runtime/vm/flow_graph_compiler_arm.cc

Index: runtime/vm/flow_graph_compiler_arm.cc
===================================================================
--- runtime/vm/flow_graph_compiler_arm.cc	(revision 25800)
+++ runtime/vm/flow_graph_compiler_arm.cc	(working copy)
@@ -43,6 +43,11 @@
 }
 
 
+bool FlowGraphCompiler::SupportsInlinedTrigonometrics() {

[Ivan Posva, 2013/08/05 23:32:16]

Please add a TODO to avoid boxing/unboxing for these kinds of functions even if
there are no direct instructions for these functions.

[srdjan, 2013/08/06 15:43:05]

Done.

+  return false;
+}
+
+
 RawDeoptInfo* CompilerDeoptInfo::CreateDeoptInfo(FlowGraphCompiler* compiler,
                                                  DeoptInfoBuilder* builder) {
   if (deopt_env_ == NULL) return DeoptInfo::null();