diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
| commit | d2f6409584e2c62ffad81690562330ff3bf4a458 (patch) | |
| tree | 3bdfb97d0b51be2f7f414f2107e97603c1206abb /arch/arm/lib/muldi3.c | |
| parent | e1b09eba2686eca94a3a188042b518df6044a3c1 (diff) | |
| parent | 4a89a04f1ee21a7c1f4413f1ad7dcfac50ff9b63 (diff) | |
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/arm/lib/muldi3.c')
| -rw-r--r-- | arch/arm/lib/muldi3.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/arch/arm/lib/muldi3.c b/arch/arm/lib/muldi3.c index 44d611b1cfdb..0a3b93313f18 100644 --- a/arch/arm/lib/muldi3.c +++ b/arch/arm/lib/muldi3.c @@ -32,7 +32,7 @@ Boston, MA 02111-1307, USA. */ #include "gcclib.h" #define umul_ppmm(xh, xl, a, b) \ -{register USItype __t0, __t1, __t2; \ +{register u32 __t0, __t1, __t2; \ __asm__ ("%@ Inlined umul_ppmm \n\ mov %2, %5, lsr #16 \n\ mov %0, %6, lsr #16 \n\ @@ -46,32 +46,27 @@ Boston, MA 02111-1307, USA. */ addcs %0, %0, #65536 \n\ adds %1, %1, %3, lsl #16 \n\ adc %0, %0, %3, lsr #16" \ - : "=&r" ((USItype) (xh)), \ - "=r" ((USItype) (xl)), \ + : "=&r" ((u32) (xh)), \ + "=r" ((u32) (xl)), \ "=&r" (__t0), "=&r" (__t1), "=r" (__t2) \ - : "r" ((USItype) (a)), \ - "r" ((USItype) (b)));} - + : "r" ((u32) (a)), \ + "r" ((u32) (b)));} #define __umulsidi3(u, v) \ ({DIunion __w; \ umul_ppmm (__w.s.high, __w.s.low, u, v); \ __w.ll; }) - -DItype -__muldi3 (DItype u, DItype v) +s64 __muldi3(s64 u, s64 v) { - DIunion w; - DIunion uu, vv; + DIunion w; + DIunion uu, vv; - uu.ll = u, - vv.ll = v; + uu.ll = u, vv.ll = v; - w.ll = __umulsidi3 (uu.s.low, vv.s.low); - w.s.high += ((USItype) uu.s.low * (USItype) vv.s.high - + (USItype) uu.s.high * (USItype) vv.s.low); + w.ll = __umulsidi3(uu.s.low, vv.s.low); + w.s.high += ((u32) uu.s.low * (u32) vv.s.high + + (u32) uu.s.high * (u32) vv.s.low); - return w.ll; + return w.ll; } - |