From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 2 Jun 2010 17:58:12 +0000 (-0500)
Subject: Simple CPU: Make the FloatRegs trace flag do something.
X-Git-Tag: stable_2012_02_02~1152
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d149e43c41cdb739d75101a2e600fc090820a762;p=gem5.git

Simple CPU: Make the FloatRegs trace flag do something.
---

diff --git a/src/cpu/simple_thread.hh b/src/cpu/simple_thread.hh
index 2d28607b4..74f01bfba 100644
--- a/src/cpu/simple_thread.hh
+++ b/src/cpu/simple_thread.hh
@@ -272,14 +272,20 @@ class SimpleThread : public ThreadState
     {
         int flatIndex = isa.flattenFloatIndex(reg_idx);
         assert(flatIndex < TheISA::NumFloatRegs);
-        return floatRegs.f[flatIndex];
+        FloatReg regVal = floatRegs.f[flatIndex];
+        DPRINTF(FloatRegs, "Reading float reg %d as %f, %#x.\n",
+                reg_idx, regVal, floatRegs.i[flatIndex]);
+        return regVal;
     }
 
     FloatRegBits readFloatRegBits(int reg_idx)
     {
         int flatIndex = isa.flattenFloatIndex(reg_idx);
         assert(flatIndex < TheISA::NumFloatRegs);
-        return floatRegs.i[flatIndex];
+        FloatRegBits regVal = floatRegs.i[flatIndex];
+        DPRINTF(FloatRegs, "Reading float reg %d bits as %#x, %f.\n",
+                reg_idx, regVal, floatRegs.f[flatIndex]);
+        return regVal;
     }
 
     void setIntReg(int reg_idx, uint64_t val)
@@ -295,6 +301,8 @@ class SimpleThread : public ThreadState
         int flatIndex = isa.flattenFloatIndex(reg_idx);
         assert(flatIndex < TheISA::NumFloatRegs);
         floatRegs.f[flatIndex] = val;
+        DPRINTF(FloatRegs, "Setting float reg %d to %f, %#x.\n",
+                reg_idx, val, floatRegs.i[flatIndex]);
     }
 
     void setFloatRegBits(int reg_idx, FloatRegBits val)
@@ -302,6 +310,8 @@ class SimpleThread : public ThreadState
         int flatIndex = isa.flattenFloatIndex(reg_idx);
         assert(flatIndex < TheISA::NumFloatRegs);
         floatRegs.i[flatIndex] = val;
+        DPRINTF(FloatRegs, "Setting float reg %d bits to %#x, %#f.\n",
+                reg_idx, val, floatRegs.f[flatIndex]);
     }
 
     uint64_t readPC()