implement taint propagation

1 files changed, 5 insertions, 5 deletions

diff --git a/src/cpu/o3/regfile.hh b/src/cpu/o3/regfile.hh
index 4d54acc2f..b835a7dd8 100644
--- a/src/cpu/o3/regfile.hh
+++ b/src/cpu/o3/regfile.hh
@@ -183,20 +183,20 @@ class PhysRegFile
     }
 
     /** Set a physical register as tainted */
-    void setTaint(PhysRegIdPtr phys_reg) {
+    void setTaint(PhysRegIdPtr phys_reg, bool taintvalue) {
       RegIndex idx = phys_reg->index();
       switch (phys_reg->classValue()) {
       case IntRegClass:
-        intTaintMap[idx] = true;
+        intTaintMap[idx] = taintvalue;
         break;
       case FloatRegClass:
-        floatTaintMap[idx] = true;
+        floatTaintMap[idx] = taintvalue;
         break;
       case CCRegClass:
-        ccTaintMap[idx] = true;
+        ccTaintMap[idx] = taintvalue;
         break;
       case MiscRegClass:
-        miscTaintMap[idx] = true;
+        miscTaintMap[idx] = taintvalue;
         break;
       default:
         warn_once("taint for vector registers not supported yet\n");