Inline recognized List factory in the flow graph optimizer.

runtime/vm/intermediate_language_ia32.cc

Index: runtime/vm/intermediate_language_ia32.cc
===================================================================
--- runtime/vm/intermediate_language_ia32.cc	(revision 32158)
+++ runtime/vm/intermediate_language_ia32.cc	(working copy)
@@ -1835,11 +1835,12 @@
 
 
 LocationSummary* CreateArrayInstr::MakeLocationSummary(bool opt) const {
-  const intptr_t kNumInputs = 1;
+  const intptr_t kNumInputs = 2;
   const intptr_t kNumTemps = 0;
   LocationSummary* locs =
       new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kCall);
   locs->set_in(0, Location::RegisterLocation(ECX));
+  locs->set_in(1, Location::RegisterLocation(EDX));
   locs->set_out(Location::RegisterLocation(EAX));
   return locs;
 }
@@ -1848,7 +1849,7 @@
 void CreateArrayInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   // Allocate the array.  EDX = length, ECX = element type.
   ASSERT(locs()->in(0).reg() == ECX);
-  __ movl(EDX, Immediate(Smi::RawValue(num_elements())));
+  ASSERT(locs()->in(1).reg() == EDX);
   compiler->GenerateCall(token_pos(),
                          &StubCode::AllocateArrayLabel(),
                          PcDescriptors::kOther,