commit 2c1ffc3a06e9ed0411e29e7dc2558b5d657ede7a
author Calin Juravle <calin@google.com> Mon Oct 12 15:01:58 2015 +0100
committer Calin Juravle <calin@google.com> Mon Oct 12 18:01:14 2015 +0100
tree b4164b3862e372a8fb83a1910bb669dedc8664ca
parent 89792b9c5ed09dda2937944b69b1b2016807b6aa

optimizing: propagate type information of arguments

This helps inlining and type check elimination.

e.g:

void foo(ArrayList a) {
int size = a.size(); // this can be inlined now.
}

Change-Id: I3ffeaa79d9df444aa19511c83c544cb5f9d9ab20

compiler/optimizing/nodes_test.cc

diff --git a/compiler/optimizing/nodes_test.cc b/compiler/optimizing/nodes_test.cc
index 8eeac56..764f5fe 100644
--- a/compiler/optimizing/nodes_test.cc
+++ b/compiler/optimizing/nodes_test.cc
@@ -34,7 +34,8 @@
   HBasicBlock* entry = new (&allocator) HBasicBlock(graph);
   graph->AddBlock(entry);
   graph->SetEntryBlock(entry);
-  HInstruction* parameter = new (&allocator) HParameterValue(0, Primitive::kPrimNot);
+  HInstruction* parameter = new (&allocator) HParameterValue(
+      graph->GetDexFile(), 0, 0, Primitive::kPrimNot);
   entry->AddInstruction(parameter);
   entry->AddInstruction(new (&allocator) HGoto());
 
@@ -76,8 +77,10 @@
   HBasicBlock* entry = new (&allocator) HBasicBlock(graph);
   graph->AddBlock(entry);
   graph->SetEntryBlock(entry);
-  HInstruction* parameter1 = new (&allocator) HParameterValue(0, Primitive::kPrimNot);
-  HInstruction* parameter2 = new (&allocator) HParameterValue(0, Primitive::kPrimNot);
+  HInstruction* parameter1 = new (&allocator) HParameterValue(
+      graph->GetDexFile(), 0, 0, Primitive::kPrimNot);
+  HInstruction* parameter2 = new (&allocator) HParameterValue(
+      graph->GetDexFile(), 0, 0, Primitive::kPrimNot);
   entry->AddInstruction(parameter1);
   entry->AddInstruction(parameter2);
   entry->AddInstruction(new (&allocator) HExit());
@@ -102,7 +105,8 @@
   HBasicBlock* entry = new (&allocator) HBasicBlock(graph);
   graph->AddBlock(entry);
   graph->SetEntryBlock(entry);
-  HInstruction* parameter = new (&allocator) HParameterValue(0, Primitive::kPrimNot);
+  HInstruction* parameter = new (&allocator) HParameterValue(
+      graph->GetDexFile(), 0, 0, Primitive::kPrimNot);
   entry->AddInstruction(parameter);
 
   ASSERT_FALSE(parameter->HasUses());
@@ -122,7 +126,8 @@
   HBasicBlock* entry = new (&allocator) HBasicBlock(graph);
   graph->AddBlock(entry);
   graph->SetEntryBlock(entry);
-  HInstruction* parameter1 = new (&allocator) HParameterValue(0, Primitive::kPrimNot);
+  HInstruction* parameter1 = new (&allocator) HParameterValue(
+      graph->GetDexFile(), 0, 0, Primitive::kPrimNot);
   HInstruction* with_environment = new (&allocator) HNullCheck(parameter1, 0);
   entry->AddInstruction(parameter1);
   entry->AddInstruction(with_environment);