diff -r f90c822e73f8 -r 2d8a650513c2 make/linux/makefiles/vm.make
--- a/make/linux/makefiles/vm.make	Wed Apr 27 01:25:04 2016 +0800
+++ b/make/linux/makefiles/vm.make	Fri Apr 29 00:06:10 2016 +0800
@@ -22,6 +22,12 @@
 #
 #
 
+#
+# This file has been modified by Loongson Technology in 2015. These
+# modifications are Copyright (c) 2015 Loongson Technology, and are made
+# available on the same license terms set forth above.
+#
+
 # Rules to build JVM and related libraries, included from vm.make in the build
 # directory.
 
@@ -98,6 +104,13 @@
   ${HS_LIB_ARCH}     \
   ${VM_DISTRO}
 
+ifeq ($(MIPS_ABI),n32)
+  CXXFLAGS +=   -DN32 
+else
+  ifeq ($(MIPS_ABI),n64)
+    CXXFLAGS +=   -DN64
+  endif
+endif
 # This is VERY important! The version define must only be supplied to vm_version.o
 # If not, ccache will not re-use the cache at all, since the version string might contain
 # a time and date.
@@ -211,6 +224,12 @@
 ifeq ($(Platform_arch_model), x86_64)
 Src_Files_EXCLUDE += \*x86_32\*
 endif
+ifeq ($(Platform_arch_model), mips_32)
+Src_Files_EXCLUDE += \*mips_64\*
+endif
+ifeq ($(Platform_arch_model), mips_64)
+Src_Files_EXCLUDE += \*mips_32\*
+endif
 
 # Alternate vm.make
 # This has to be included here to allow changes to the source