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| author | Nicolas Pitre <nico@cam.org> | 2005-06-23 21:56:46 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-06-23 21:56:46 +0100 |
| commit | c1241c4c3a1507d76c7b987130f2f02f53ecc09f (patch) | |
| tree | 8b34e8bd30c94c279a3cdabf8b13e05d1ef3dc77 /arch/arm/nwfpe/softfloat.c | |
| parent | bf1b8ab6f21e1adbab1abd1b4e71c35fe65dc5fe (diff) | |
| download | linux-c1241c4c3a1507d76c7b987130f2f02f53ecc09f.tar.gz linux-c1241c4c3a1507d76c7b987130f2f02f53ecc09f.tar.bz2 linux-c1241c4c3a1507d76c7b987130f2f02f53ecc09f.zip | |
[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>
Diffstat (limited to 'arch/arm/nwfpe/softfloat.c')
| -rw-r--r-- | arch/arm/nwfpe/softfloat.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/arm/nwfpe/softfloat.c b/arch/arm/nwfpe/softfloat.c index 9d743ae29062..e038dd3be9b3 100644 --- a/arch/arm/nwfpe/softfloat.c +++ b/arch/arm/nwfpe/softfloat.c @@ -28,6 +28,8 @@ this code that are retained. =============================================================================== */ +#include <asm/div64.h> + #include "fpa11.h" //#include "milieu.h" //#include "softfloat.h" @@ -1331,7 +1333,11 @@ float32 float32_div( float32 a, float32 b ) 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 @@ float32 float32_rem( float32 a, float32 b ) 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; |