diff --git a/bochs/cpu/sse_pfp.cc b/bochs/cpu/sse_pfp.cc
index de37728fb..c2f8713e1 100644
--- a/bochs/cpu/sse_pfp.cc
+++ b/bochs/cpu/sse_pfp.cc
@@ -2553,7 +2553,7 @@ void BX_CPU_C::HADDPD_VpdWpd(bxInstruction_c *i)
   result.xmm64u(0) = 
      float64_add(op1.xmm64u(0), op1.xmm64u(1), status_word);
   result.xmm64u(1) = 
-     float64_add(op2.xmm64u(1), op2.xmm64u(1), status_word);
+     float64_add(op2.xmm64u(0), op2.xmm64u(1), status_word);
 
   BX_CPU_THIS_PTR check_exceptionsSSE(status_word.float_exception_flags);
   BX_WRITE_XMM_REG(i->nnn(), result);
@@ -2656,7 +2656,7 @@ void BX_CPU_C::HSUBPD_VpdWpd(bxInstruction_c *i)
   result.xmm64u(0) = 
      float64_sub(op1.xmm64u(0), op1.xmm64u(1), status_word);
   result.xmm64u(1) = 
-     float64_sub(op2.xmm64u(1), op2.xmm64u(1), status_word);
+     float64_sub(op2.xmm64u(0), op2.xmm64u(1), status_word);
 
   BX_CPU_THIS_PTR check_exceptionsSSE(status_word.float_exception_flags);
   BX_WRITE_XMM_REG(i->nnn(), result);
diff --git a/bochs/cpu/sse_rcp.cc b/bochs/cpu/sse_rcp.cc
index 52d832c7f..917caa350 100755
--- a/bochs/cpu/sse_rcp.cc
+++ b/bochs/cpu/sse_rcp.cc
@@ -311,6 +311,9 @@ static Float32 approximate_rcp(Float32 op)
 
     case float_NaN:
         return convert_to_QNaN(op);
+
+    case float_normalized:
+        break;
   }
 
   Bit32u fraction = float32_fraction(op);
@@ -687,7 +690,7 @@ static Float32 approximate_rsqrt(Float32 op)
         return convert_to_QNaN(op);
 
     case float_normalized:
-        ;
+        break;
   };
 
   if (sign == 1)
diff --git a/bochs/fpu/reg_constant.c b/bochs/fpu/reg_constant.c
index 9b8e06e13..84a099847 100644
--- a/bochs/fpu/reg_constant.c
+++ b/bochs/fpu/reg_constant.c
@@ -1,6 +1,6 @@
 /*---------------------------------------------------------------------------+
  |  reg_constant.c                                                           |
- |  $Id: reg_constant.c,v 1.6 2003-10-04 16:47:57 sshwarts Exp $
+ |  $Id: reg_constant.c,v 1.7 2004-03-05 09:19:58 sshwarts Exp $
  |                                                                           |
  | All of the constant FPU_REGs                                              |
  |                                                                           |
@@ -18,8 +18,6 @@
 #include "control_w.h"
 
 FPU_REG const CONST_1    = MAKE_REG(POS, 0, 0x00000000, 0x80000000);
-FPU_REG const CONST_2    = MAKE_REG(POS, 1, 0x00000000, 0x80000000);
-FPU_REG const CONST_HALF = MAKE_REG(POS, -1, 0x00000000, 0x80000000);
 FPU_REG const CONST_L2T  = MAKE_REG(POS, 1, 0xcd1b8afe, 0xd49a784b);
 FPU_REG const CONST_L2E  = MAKE_REG(POS, 0, 0x5c17f0bc, 0xb8aa3b29);
 FPU_REG const CONST_PI   = MAKE_REG(POS, 1, 0x2168c235, 0xc90fdaa2);
diff --git a/bochs/fpu/reg_constant.h b/bochs/fpu/reg_constant.h
index 8670cbc61..5ede575f3 100644
--- a/bochs/fpu/reg_constant.h
+++ b/bochs/fpu/reg_constant.h
@@ -1,6 +1,6 @@
 /*---------------------------------------------------------------------------+
  |  reg_constant.h                                                           |
- |  $Id: reg_constant.h,v 1.5 2003-07-31 21:07:38 sshwarts Exp $
+ |  $Id: reg_constant.h,v 1.6 2004-03-05 09:19:58 sshwarts Exp $
  |                                                                           |
  | Copyright (C) 1992    W. Metzenthen, 22 Parker St, Ormond, Vic 3163,      |
  |                       Australia.  E-mail   billm@vaxc.cc.monash.edu.au    |
@@ -13,8 +13,6 @@
 #include "fpu_emu.h"
 
 extern FPU_REG const CONST_1;
-extern FPU_REG const CONST_2;
-extern FPU_REG const CONST_HALF;
 extern FPU_REG const CONST_L2T;
 extern FPU_REG const CONST_L2E;
 extern FPU_REG const CONST_PI;
@@ -30,9 +28,7 @@ extern FPU_REG const CONST_PI4;
 extern FPU_REG const CONST_LG2;
 extern FPU_REG const CONST_LN2;
 extern FPU_REG const CONST_Z;
-extern FPU_REG const CONST_PINF;
 extern FPU_REG const CONST_INF;
-extern FPU_REG const CONST_MINF;
 extern FPU_REG const CONST_QNaN;
 
 #endif /* _REG_CONSTANT_H_ */