commit 1d93a190e62ec1588b4724ca8759216b2d0b76d7
author David Gross <dgross@google.com> Wed Mar 25 14:59:27 2015 -0700
committer David Gross <dgross@google.com> Thu Mar 26 10:50:01 2015 -0700
tree 545c6b105354471fc37116acee2a471ad49d70f0
parent 35b02efaf73f024527c7962b209c5169c4dbf8d4

Add RSInvariant pass to recognize Load from RsExpandKernelDriverInfo as invariant.

This allows more-aggressive optimization of foreachexp-generated code and of the
rsGet*(rs_kernel_context) API functions.  In particular, it facilitates LICM of
Loads out of the wrapper loop in a .expand function.

Bug: 18964628
Change-Id: I77a87b325724ca08c4a04f5a46f316be78a5e0fd

lib/Renderscript/Android.mk

diff --git a/lib/Renderscript/Android.mk b/lib/Renderscript/Android.mk
index e6754b5..bbb289d 100644
--- a/lib/Renderscript/Android.mk
+++ b/lib/Renderscript/Android.mk
@@ -25,6 +25,7 @@
   RSCompilerDriver.cpp \
   RSEmbedInfo.cpp \
   RSForEachExpand.cpp \
+  RSInvariant.cpp \
   RSScript.cpp \
   RSInvokeHelperPass.cpp \
   RSIsThreadablePass.cpp \