Add codegen support to the optimizing compiler.

Change-Id: I9aae76908ff1d6e64fb71a6718fc1426b67a5c28
diff --git a/compiler/Android.mk b/compiler/Android.mk
index 8f840cc..7a78b3a 100644
--- a/compiler/Android.mk
+++ b/compiler/Android.mk
@@ -69,6 +69,9 @@
 	jni/quick/calling_convention.cc \
 	jni/quick/jni_compiler.cc \
 	optimizing/builder.cc \
+	optimizing/code_generator.cc \
+	optimizing/code_generator_arm.cc \
+	optimizing/code_generator_x86.cc \
 	optimizing/nodes.cc \
 	trampolines/trampoline_compiler.cc \
 	utils/arena_allocator.cc \