From 3e191b14776c7a2c967e80c24331b27a50b8df77 Mon Sep 17 00:00:00 2001
From: Kevin Lim <ktlim@umich.edu>
Date: Wed, 7 Jun 2006 14:46:18 -0400
Subject: Clear misc regs at startup.

src/arch/alpha/regfile.hh:
    Define clear functions on the individual reg files.
src/cpu/o3/regfile.hh:
    Be sure to clear the misc reg file at startup.

--HG--
extra : convert_revision : 41e640887f0cf15d778c59a4dcd544d46899b527
---
 src/arch/alpha/regfile.hh | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

(limited to 'src/arch')

diff --git a/src/arch/alpha/regfile.hh b/src/arch/alpha/regfile.hh
index ed410fddb..1025412cd 100644
--- a/src/arch/alpha/regfile.hh
+++ b/src/arch/alpha/regfile.hh
@@ -62,6 +62,8 @@ namespace AlphaISA
 
         void unserialize(Checkpoint *cp, const std::string &section);
 
+        void clear()
+        { bzero(regs, sizeof(regs)); }
     };
 
     class FloatRegFile
@@ -77,6 +79,8 @@ namespace AlphaISA
 
         void unserialize(Checkpoint *cp, const std::string &section);
 
+        void clear()
+        { bzero(d, sizeof(d)); }
     };
 
     class MiscRegFile {
@@ -102,6 +106,12 @@ namespace AlphaISA
         Fault setRegWithEffect(int misc_reg, const MiscReg &val,
                 ThreadContext *tc);
 
+        void clear()
+        {
+            fpcr = uniq = 0;
+            lock_flag = 0;
+            lock_addr = 0;
+        }
 #if FULL_SYSTEM
       protected:
         typedef uint64_t InternalProcReg;
@@ -171,9 +181,9 @@ namespace AlphaISA
 
         void clear()
         {
-            bzero(&intRegFile, sizeof(intRegFile));
-            bzero(&floatRegFile, sizeof(floatRegFile));
-            bzero(&miscRegFile, sizeof(miscRegFile));
+            intRegFile.clear();
+            floatRegFile.clear();
+            miscRegFile.clear();
         }
 
         MiscReg readMiscReg(int miscReg)
-- 
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