--- stdlib/longlong.h~ 2002-09-29 18:45:58.000000000 +0100 +++ stdlib/longlong.h 2004-03-20 19:16:44.000000000 +0000 @@ -210,6 +210,14 @@ "rI" ((USItype) (bh)), \ "r" ((USItype) (al)), \ "rI" ((USItype) (bl))) +/* v3m and all higher arches have long multiply support. */ +#if !defined(__ARM_ARCH_2__) && !defined(__ARM_ARCH_3__) +#define umul_ppmm(xh, xl, a, b) \ + __asm__ ("umull %0,%1,%2,%3" : "=&r" (xl), "=&r" (xh) : "r" (a), "r" (b)) +#define UMUL_TIME 5 +#define smul_ppmm(xh, xl, a, b) \ + __asm__ ("smull %0,%1,%2,%3" : "=&r" (xl), "=&r" (xh) : "r" (a), "r" (b)) +#else #define umul_ppmm(xh, xl, a, b) \ {register USItype __t0, __t1, __t2; \ __asm__ ("%@ Inlined umul_ppmm\n" \ @@ -231,7 +239,14 @@ : "r" ((USItype) (a)), \ "r" ((USItype) (b)));} #define UMUL_TIME 20 +#endif #define UDIV_TIME 100 + +#if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) +#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clz (X)) +#define COUNT_LEADING_ZEROS_0 32 +#endif + #endif /* __arm__ */ #if defined (__hppa) && W_TYPE_SIZE == 32 --- /dev/null 2004-02-02 20:32:13.000000000 +0000 +++ ports/sysdeps/arm/mp_clz_tab.c 2004-03-20 19:24:26.000000000 +0000 @@ -0,0 +1,24 @@ +/* __clz_tab -- support for longlong.h + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) +/* Nothing required. */ +#else +#include <sysdeps/generic/mp_clz_tab.c> +#endif