From a8d3431ae931aa44ee6228ffecf6277714389de7 Mon Sep 17 00:00:00 2001
From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Mon, 7 Feb 2005 12:43:57 +0000
Subject: [PATCH] endianness fixes

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1268 c046a42c-6fe2-441c-8c8c-71466251a162
---
 target-arm/nwfpe/double_cpdo.c |  8 ++++++++
 target-arm/nwfpe/fpa11.h       |  9 +++++++--
 target-arm/nwfpe/fpa11_cpdt.c  | 10 ++++++++++
 3 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/target-arm/nwfpe/double_cpdo.c b/target-arm/nwfpe/double_cpdo.c
index f1738eac0d..c44d3fc58e 100644
--- a/target-arm/nwfpe/double_cpdo.c
+++ b/target-arm/nwfpe/double_cpdo.c
@@ -150,7 +150,11 @@ unsigned int DoubleCPDO(const unsigned int opcode)
       case MNF_CODE:
       {
          unsigned int *p = (unsigned int*)&rFm;
+#ifdef WORDS_BIGENDIAN
+         p[0] ^= 0x80000000;
+#else
          p[1] ^= 0x80000000;
+#endif
          fpa11->fpreg[Fd].fDouble = rFm;
       }
       break;
@@ -158,7 +162,11 @@ unsigned int DoubleCPDO(const unsigned int opcode)
       case ABS_CODE:
       {
          unsigned int *p = (unsigned int*)&rFm;
+#ifdef WORDS_BIGENDIAN
+         p[0] &= 0x7fffffff;
+#else
          p[1] &= 0x7fffffff;
+#endif
          fpa11->fpreg[Fd].fDouble = rFm;
       }
       break;
diff --git a/target-arm/nwfpe/fpa11.h b/target-arm/nwfpe/fpa11.h
index 95ad119367..389c02986b 100644
--- a/target-arm/nwfpe/fpa11.h
+++ b/target-arm/nwfpe/fpa11.h
@@ -22,6 +22,10 @@
 #ifndef __FPA11_H__
 #define __FPA11_H__
 
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+
 #define GET_FPA11() (qemufpa)
 
 /*
@@ -87,8 +91,6 @@ extern void resetFPA11(void);
 extern void SetRoundingMode(const unsigned int);
 extern void SetRoundingPrecision(const unsigned int);
 
-#define get_user(x,y) ((x)=*(y))
-#define put_user(x,y) (*(y)=(x))
 static inline unsigned int readRegister(unsigned int reg)
 {
     return (user_registers[(reg)]);
@@ -128,4 +130,7 @@ unsigned    int ZF;
 
 unsigned int EmulateAll(unsigned int opcode, FPA11* qfpa, unsigned int* qregs);
 
+/* included only for get_user/put_user macros */
+#include "qemu.h"
+
 #endif
diff --git a/target-arm/nwfpe/fpa11_cpdt.c b/target-arm/nwfpe/fpa11_cpdt.c
index 283e34673c..c1d5615547 100644
--- a/target-arm/nwfpe/fpa11_cpdt.c
+++ b/target-arm/nwfpe/fpa11_cpdt.c
@@ -43,8 +43,13 @@ void loadDouble(const unsigned int Fn,const unsigned int *pMem)
    unsigned int *p;
    p = (unsigned int*)&fpa11->fpreg[Fn].fDouble;
    fpa11->fType[Fn] = typeDouble;
+#ifdef WORDS_BIGENDIAN
+   get_user(p[0], &pMem[0]); /* sign & exponent */
+   get_user(p[1], &pMem[1]);
+#else
    get_user(p[0], &pMem[1]);
    get_user(p[1], &pMem[0]); /* sign & exponent */
+#endif
 }   
 
 static inline
@@ -133,8 +138,13 @@ void storeDouble(const unsigned int Fn,unsigned int *pMem)
 
       default: val = fpa11->fpreg[Fn].fDouble;
    }
+#ifdef WORDS_BIGENDIAN
+   put_user(p[0], &pMem[0]);	/* msw */
+   put_user(p[1], &pMem[1]);	/* lsw */
+#else
    put_user(p[1], &pMem[0]);	/* msw */
    put_user(p[0], &pMem[1]);	/* lsw */
+#endif
 }   
 
 static inline