tile: check for correct compiler earlier in asm-offsets.c

If we wait until after including a bunch of other files, we
will have generated so much warning spew that it's hard to
notice the error about using the wrong compiler.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>

arch/tile/kernel/asm-offsets.c

@@ -14,13 +14,6 @@
  * Generates definitions from c-type structures used by assembly sources.
  */
 
-#include <linux/kbuild.h>
-#include <linux/thread_info.h>
-#include <linux/sched.h>
-#include <linux/hardirq.h>
-#include <linux/ptrace.h>
-#include <hv/hypervisor.h>
-
 /* Check for compatible compiler early in the build. */
 #ifdef CONFIG_TILEGX
 # ifndef __tilegx__
@@ -31,10 +24,17 @@
 # endif
 #else
 # ifdef __tilegx__
-#  error Can not build TILEPro/TILE64 configurations with tilegx compiler
+#  error Can not build TILEPro configurations with tilegx compiler
 # endif
 #endif
 
+#include <linux/kbuild.h>
+#include <linux/thread_info.h>
+#include <linux/sched.h>
+#include <linux/hardirq.h>
+#include <linux/ptrace.h>
+#include <hv/hypervisor.h>
+
 void foo(void)
 {
 	DEFINE(SINGLESTEP_STATE_BUFFER_OFFSET,