cpu: Rename {powerpc,ppc} => ppc64 (filesystem)

The driver only supports VIR_ARCH_PPC64 and VIR_ARCH_PPC64LE.

Just shuffling files around and updating the build system
accordingly. No functional changes.

po/POTFILES.in

@@ -39,7 +39,7 @@ src/conf/virchrdev.c
 src/cpu/cpu.c
 src/cpu/cpu_generic.c
 src/cpu/cpu_map.c
-src/cpu/cpu_powerpc.c
+src/cpu/cpu_ppc64.c
 src/cpu/cpu_x86.c
 src/driver.c
 src/esx/esx_driver.c

src/Makefile.am

@@ -1008,8 +1008,9 @@ CPU_SOURCES =							\
 		cpu/cpu_s390.h cpu/cpu_s390.c			\
 		cpu/cpu_arm.h cpu/cpu_arm.c			\
 		cpu/cpu_aarch64.h cpu/cpu_aarch64.c		\
-		cpu/cpu_map.h cpu/cpu_map.c cpu/cpu_powerpc.h	\
-		cpu/cpu_powerpc.c cpu/cpu_ppc_data.h
+		cpu/cpu_ppc64.h cpu/cpu_ppc64.c			\
+		cpu/cpu_ppc64_data.h				\
+		cpu/cpu_map.h cpu/cpu_map.c
 
 VMX_SOURCES =							\
 		vmx/vmx.c vmx/vmx.h

src/cpu/cpu.c

@@ -29,7 +29,7 @@
 #include "cpu.h"
 #include "cpu_map.h"
 #include "cpu_x86.h"
-#include "cpu_powerpc.h"
+#include "cpu_ppc64.h"
 #include "cpu_s390.h"
 #include "cpu_arm.h"
 #include "cpu_aarch64.h"

src/cpu/cpu.h

@@ -29,7 +29,7 @@
 # include "virarch.h"
 # include "conf/cpu_conf.h"
 # include "cpu_x86_data.h"
-# include "cpu_ppc_data.h"
+# include "cpu_ppc64_data.h"
 
 
 typedef struct _virCPUData virCPUData;

src/cpu/cpu_ppc64.c

@@ -1,5 +1,5 @@
 /*
- * cpu_powerpc.c: CPU driver for PowerPC CPUs
+ * cpu_ppc64.c: CPU driver for PowerPC CPUs
  *
  * Copyright (C) 2013 Red Hat, Inc.
  * Copyright (C) IBM Corporation, 2010

src/cpu/cpu_ppc64.h

@@ -1,5 +1,5 @@
 /*
- * cpu_powerpc.h: CPU driver for PowerPC CPUs
+ * cpu_ppc64.h: CPU driver for PowerPC CPUs
  *
  * Copyright (C) Copyright (C) IBM Corporation, 2010
  *

src/cpu/cpu_ppc64_data.h

@@ -1,5 +1,5 @@
 /*
- * cpu_ppc_data.h: PowerPC specific CPU data
+ * cpu_ppc64_data.h: PowerPC specific CPU data
  *
  * Copyright (C) 2012 IBM Corporation.
  *