cpu: add a condition-code register class

Add a third register class for condition codes,
in parallel with the integer and FP classes.
No ISAs use the CC class at this point though.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/arch/alpha/utility.cc b/src/arch/alpha/utility.cc
index 32fc0b141..2dfe00f96 100644
--- a/src/arch/alpha/utility.cc
+++ b/src/arch/alpha/utility.cc
@@ -71,6 +71,9 @@ copyRegs(ThreadContext *src, ThreadContext *dest)
     for (int i = 0; i < NumFloatRegs; ++i)
         dest->setFloatRegBits(i, src->readFloatRegBits(i));
 
+    // Would need to add condition-code regs if implemented
+    assert(NumCCRegs == 0);
+
     // Copy misc. registers
     copyMiscRegs(src, dest);