3 files changed, 9 insertions, 2 deletions
diff --git a/src/arch/alpha/isa_traits.hh b/src/arch/alpha/isa_traits.hh
index 72e38ae3e..4f439b8df 100644
--- a/src/arch/alpha/isa_traits.hh
+++ b/src/arch/alpha/isa_traits.hh
@@ -42,7 +42,6 @@ class StaticInstPtr;
 
 namespace AlphaISA
 {
-
     using namespace LittleEndianGuest;
 
     // These enumerate all the registers for dependence tracking.
@@ -60,12 +59,14 @@ namespace AlphaISA
 
     StaticInstPtr decodeInst(ExtMachInst);
 
+    // Alpha Does NOT have a delay slot
+    #define ISA_HAS_DELAY_SLOT 0
+
     const Addr PageShift = 13;
     const Addr PageBytes = ULL(1) << PageShift;
     const Addr PageMask = ~(PageBytes - 1);
     const Addr PageOffset = PageBytes - 1;
 
-
 #if FULL_SYSTEM
 
     ////////////////////////////////////////////////////////////////////////
diff --git a/src/arch/mips/isa_traits.hh b/src/arch/mips/isa_traits.hh
index fd484e315..f85fc5bea 100644
--- a/src/arch/mips/isa_traits.hh
+++ b/src/arch/mips/isa_traits.hh
@@ -47,6 +47,9 @@ namespace MipsISA
 
     StaticInstPtr decodeInst(ExtMachInst);
 
+    // MIPS DOES a delay slot
+    #define ISA_HAS_DELAY_SLOT 1
+
     const Addr PageShift = 13;
     const Addr PageBytes = ULL(1) << PageShift;
     const Addr PageMask = ~(PageBytes - 1);
diff --git a/src/arch/sparc/isa_traits.hh b/src/arch/sparc/isa_traits.hh
index 7f830eb28..6d5aa4251 100644
--- a/src/arch/sparc/isa_traits.hh
+++ b/src/arch/sparc/isa_traits.hh
@@ -57,6 +57,9 @@ namespace SparcISA
     //This makes sure the big endian versions of certain functions are used.
     using namespace BigEndianGuest;
 
+    // Alpha Does NOT have a delay slot
+    #define ISA_HAS_DELAY_SLOT 1
+
     //TODO this needs to be a SPARC Noop
     // Alpha UNOP (ldq_u r31,0(r0))
     const MachInst NoopMachInst = 0x2ffe0000;