misc: Remove any reference to the ALPHA ISA

Change-Id: Ie761cd69ae0e8e632ca2b92e63a404e8804f0e6f
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/30015
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Gabe Black <gabeblack@google.com>
Tested-by: kokoro <noreply+kokoro@google.com>

src/arch/mips/idle_event.hh

@@ -26,8 +26,8 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef __KERN_MIPS_IDLE_EVENT_HH__
-#define __KERN_MIPS_IDLE_EVENT_HH__
+#ifndef __ARCH_MIPS_IDLE_EVENT_HH__
+#define __ARCH_MIPS_IDLE_EVENT_HH__
 
 #include "cpu/pc_event.hh"
 
@@ -40,4 +40,4 @@ class IdleStartEvent : public PCEvent
     virtual void process(ThreadContext *tc);
 };
 
-#endif // __KERN_ALPHA_IDLE_EVENT_HH__
+#endif // __ARCH_MIPS_IDLE_EVENT_HH__

src/arch/sparc/kernel_stats.hh

@@ -46,7 +46,7 @@ class Statistics : public ::Kernel::Statistics
     {}
 };
 
-} // namespace AlphaISA::Kernel
-} // namespace AlphaISA
+} // namespace SparcISA::Kernel
+} // namespace SparcISA
 
 #endif // __ARCH_SPARC_KERNEL_STATS_HH__