[PATCH] ARM: 2722/1: remove reliance on udivdi3 for nwfpe
Patch from Nicolas Pitre
Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/nwfpe/softfloat.c b/arch/arm/nwfpe/softfloat.c
index 9d743ae..e038dd3 100644
--- a/arch/arm/nwfpe/softfloat.c
+++ b/arch/arm/nwfpe/softfloat.c
@@ -28,6 +28,8 @@
===============================================================================
*/
+#include <asm/div64.h>
+
#include "fpa11.h"
//#include "milieu.h"
//#include "softfloat.h"
@@ -1331,7 +1333,11 @@
aSig >>= 1;
++zExp;
}
- zSig = ( ( (bits64) aSig )<<32 ) / bSig;
+ {
+ bits64 tmp = ( (bits64) aSig )<<32;
+ do_div( tmp, bSig );
+ zSig = tmp;
+ }
if ( ( zSig & 0x3F ) == 0 ) {
zSig |= ( ( (bits64) bSig ) * zSig != ( (bits64) aSig )<<32 );
}
@@ -1397,7 +1403,9 @@
q = ( bSig <= aSig );
if ( q ) aSig -= bSig;
if ( 0 < expDiff ) {
- q = ( ( (bits64) aSig )<<32 ) / bSig;
+ bits64 tmp = ( (bits64) aSig )<<32;
+ do_div( tmp, bSig );
+ q = tmp;
q >>= 32 - expDiff;
bSig >>= 2;
aSig = ( ( aSig>>1 )<<( expDiff - 1 ) ) - bSig * q;