8146979: Backport of 8046471 breaks ppc64 build in jdk8u because 8072383 was...

8146979: Backport of 8046471 breaks ppc64 build in jdk8u because 8072383 was badly backported before
Reviewed-by: erikj, dholmes

make/defs.make

 #
-# Copyright (c) 2006, 2015, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2016, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -285,7 +285,7 @@ ifneq ($(OSNAME),windows)
 
   # Use uname output for SRCARCH, but deal with platform differences. If ARCH
   # is not explicitly listed below, it is treated as x86.
-  SRCARCH    ?= $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 ppc64 zero,$(ARCH)))
+  SRCARCH    ?= $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 ppc ppc64 zero,$(ARCH)))
   ARCH/       = x86
   ARCH/sparc  = sparc
   ARCH/sparc64= sparc
@@ -293,6 +293,7 @@ ifneq ($(OSNAME),windows)
   ARCH/amd64  = x86
   ARCH/x86_64 = x86
   ARCH/ppc64  = ppc
+  ARCH/ppc    = ppc
   ARCH/zero   = zero
 
   # BUILDARCH is usually the same as SRCARCH, except for sparcv9