CPU: Trim unnecessary includes from some common files.

This reduces the scope of those includes and makes it less likely for there to
be a dependency loop. This also moves the hashing functions associated with
ExtMachInst objects to be with the ExtMachInst definitions and out of
utility.hh.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/arch/arm/types.hh b/src/arch/arm/types.hh
index 78c9790f6..3c3b29494 100644
--- a/src/arch/arm/types.hh
+++ b/src/arch/arm/types.hh
@@ -44,6 +44,7 @@
 #define __ARCH_ARM_TYPES_HH__
 
 #include "base/bitunion.hh"
+#include "base/hashmap.hh"
 #include "base/types.hh"
 
 namespace ArmISA
@@ -269,4 +270,13 @@ namespace ArmISA
 
 } // namespace ArmISA
 
+namespace __hash_namespace {
+    template<>
+    struct hash<ArmISA::ExtMachInst> : public hash<uint32_t> {
+        size_t operator()(const ArmISA::ExtMachInst &emi) const {
+            return hash<uint32_t>::operator()((uint32_t)emi);
+        };
+    };
+}
+
 #endif