cpu: o3 register renaming request handling improved

Now, prior to the renaming, the instruction requests the exact amount of
registers it will need, and the rename_map decides whether the instruction is
allowed to proceed or not.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/cpu/base_dyn_inst.hh b/src/cpu/base_dyn_inst.hh
index ab275369f..875cb2946 100644
--- a/src/cpu/base_dyn_inst.hh
+++ b/src/cpu/base_dyn_inst.hh
@@ -594,6 +594,7 @@ class BaseDynInst : public ExecContext, public RefCounted
     // for machines with separate int & FP reg files
     int8_t numFPDestRegs()  const { return staticInst->numFPDestRegs(); }
     int8_t numIntDestRegs() const { return staticInst->numIntDestRegs(); }
+    int8_t numCCDestRegs() const { return staticInst->numCCDestRegs(); }
 
     /** Returns the logical register index of the i'th destination register. */
     RegIndex destRegIdx(int i) const { return staticInst->destRegIdx(i); }