Add LPAE to dex2oat ISA feature list.

Bug: 17993736

Change-Id: Ibdf0df017a582d7d807dff17f0392dbf28475e02
diff --git a/core/config.mk b/core/config.mk
index d0743f4..4d4fa4f 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -533,7 +533,7 @@
 DEX2OAT_TARGET_CPU_VARIANT := $(TARGET_CPU_VARIANT)
 DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := default
 ifneq (,$(filter $(DEX2OAT_TARGET_CPU_VARIANT),cortex-a7 cortex-a15 krait denver))
-  DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := div
+  DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := lpae,div
 endif
 
 ifdef TARGET_2ND_ARCH
@@ -541,7 +541,7 @@
 $(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_CPU_VARIANT := $(TARGET_2ND_CPU_VARIANT)
 $(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := default
 ifneq (,$(filter $($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_CPU_VARIANT),cortex-a7 cortex-a15 krait denver))
-  $(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := div
+  $(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES := lpae,div
 endif
 endif