Portable refactorings.

Separate quick from portable entrypoints.
Move architectural dependencies into arch.

Change-Id: I9adbc0a9782e2959fdc3308215f01e3107632b7c
diff --git a/compiler/dex/quick/arm/int_arm.cc b/compiler/dex/quick/arm/int_arm.cc
index 4bb507b..9db1016 100644
--- a/compiler/dex/quick/arm/int_arm.cc
+++ b/compiler/dex/quick/arm/int_arm.cc
@@ -665,7 +665,7 @@
      */
     RegLocation rl_result;
     if (BadOverlap(rl_src1, rl_dest) || (BadOverlap(rl_src2, rl_dest))) {
-      int func_offset = ENTRYPOINT_OFFSET(pLmul);
+      int func_offset = QUICK_ENTRYPOINT_OFFSET(pLmul);
       FlushAllRegs();
       CallRuntimeHelperRegLocationRegLocation(func_offset, rl_src1, rl_src2, false);
       rl_result = GetReturnWide(false);
@@ -956,7 +956,7 @@
 
   // Get the array's class.
   LoadWordDisp(r_array, mirror::Object::ClassOffset().Int32Value(), r_array_class);
-  CallRuntimeHelperRegReg(ENTRYPOINT_OFFSET(pCanPutArrayElementFromCode), r_value,
+  CallRuntimeHelperRegReg(QUICK_ENTRYPOINT_OFFSET(pCanPutArrayElementFromCode), r_value,
                           r_array_class, true);
   // Redo LoadValues in case they didn't survive the call.
   LoadValueDirectFixed(rl_array, r_array);  // Reload array