Get 64-bit right in the kgdb stub.

    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/gdb-low.S

@@ -52,16 +52,15 @@
 		/*
 		 * Called from user mode, go somewhere else.
 		 */
-		lui	k1, %hi(saved_vectors)
 		mfc0	k0, CP0_CAUSE
 		andi	k0, k0, 0x7c
 		add	k1, k1, k0
-		lw	k0, %lo(saved_vectors)(k1)
+		PTR_L	k0, saved_vectors(k1)
 		jr	k0
 		nop
 1:
 		move	k0, sp
-		subu	sp, k1, GDB_FR_SIZE*2	# see comment above
+		PTR_SUBU sp, k1, GDB_FR_SIZE*2	# see comment above
 		LONG_S	k0, GDB_FR_REG29(sp)
 		LONG_S	$2, GDB_FR_REG2(sp)