/* longlong.h -- definitions for mixed size 32/64 bit arithmetic.
Copyright (C) 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of the GNU C Library.
#endif
#if (defined (__i370__) || defined (__s390__) || defined (__mvs__)) && W_TYPE_SIZE == 32
+#if !defined (__zarch__)
#define smul_ppmm(xh, xl, m0, m1) \
do { \
union {DItype __ll; \
: "0" (__x.__ll), "r" (d)); \
(q) = __x.__i.__l; (r) = __x.__i.__h; \
} while (0)
+#else
+#define smul_ppmm(xh, xl, m0, m1) \
+ do { \
+ register SItype r0 __asm__ ("0"); \
+ register SItype r1 __asm__ ("1") = m0; \
+ \
+ __asm__ ("mr\t%%r0,%3" \
+ : "=r" (r0), "=r" (r1) \
+ : "r" (r1), "r" (m1)); \
+ (xh) = r1; (xl) = r0; \
+ } while (0)
+#define sdiv_qrnnd(q, r, n1, n0, d) \
+ do { \
+ register SItype r0 __asm__ ("0") = n0; \
+ register SItype r1 __asm__ ("1") = n1; \
+ \
+ __asm__ ("dr\t%%r0,%3" \
+ : "=r" (r0), "=r" (r1) \
+ : "r" (r0), "r" (r1), "r" (d)); \
+ (q) = r0; (r) = r1; \
+ } while (0)
+#endif /* __zarch__ */
#endif
#if (defined (__i386__) || defined (__i486__)) && W_TYPE_SIZE == 32
#endif /* __mc88110__ */
#endif /* __m88000__ */
+#if defined (__mn10300__)
+# if defined (__AM33__)
+# define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clz (X))
+# define umul_ppmm(w1, w0, u, v) \
+ asm("mulu %3,%2,%1,%0" : "=r"(w0), "=r"(w1) : "r"(u), "r"(v))
+# define smul_ppmm(w1, w0, u, v) \
+ asm("mul %3,%2,%1,%0" : "=r"(w0), "=r"(w1) : "r"(u), "r"(v))
+# else
+# define umul_ppmm(w1, w0, u, v) \
+ asm("nop; nop; mulu %3,%0" : "=d"(w0), "=z"(w1) : "%0"(u), "d"(v))
+# define smul_ppmm(w1, w0, u, v) \
+ asm("nop; nop; mul %3,%0" : "=d"(w0), "=z"(w1) : "%0"(u), "d"(v))
+# endif
+# define add_ssaaaa(sh, sl, ah, al, bh, bl) \
+ do { \
+ DWunion __s, __a, __b; \
+ __a.s.low = (al); __a.s.high = (ah); \
+ __b.s.low = (bl); __b.s.high = (bh); \
+ __s.ll = __a.ll + __b.ll; \
+ (sl) = __s.s.low; (sh) = __s.s.high; \
+ } while (0)
+# define sub_ddmmss(sh, sl, ah, al, bh, bl) \
+ do { \
+ DWunion __s, __a, __b; \
+ __a.s.low = (al); __a.s.high = (ah); \
+ __b.s.low = (bl); __b.s.high = (bh); \
+ __s.ll = __a.ll - __b.ll; \
+ (sl) = __s.s.low; (sh) = __s.s.high; \
+ } while (0)
+# define udiv_qrnnd(q, r, nh, nl, d) \
+ asm("divu %2,%0" : "=D"(q), "=z"(r) : "D"(d), "0"(nl), "1"(nh))
+# define sdiv_qrnnd(q, r, nh, nl, d) \
+ asm("div %2,%0" : "=D"(q), "=z"(r) : "D"(d), "0"(nl), "1"(nh))
+# define UMUL_TIME 3
+# define UDIV_TIME 38
+#endif
+
#if defined (__mips__) && W_TYPE_SIZE == 32
#define umul_ppmm(w1, w0, u, v) \
do { \
" or r1,%0" \
: "=r" (q), "=&z" (r) \
: "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \
- : "r1", "r2", "r4", "r5", "r6", "pr"); \
+ : "r1", "r2", "r4", "r5", "r6", "pr", "t"); \
} while (0)
#define UDIV_TIME 80
#define sub_ddmmss(sh, sl, ah, al, bh, bl) \
__asm__ ("clrt;subc %5,%1; subc %4,%0" \
: "=r" (sh), "=r" (sl) \
- : "0" (ah), "1" (al), "r" (bh), "r" (bl))
+ : "0" (ah), "1" (al), "r" (bh), "r" (bl) : "t")
#endif /* __sh__ */
#define count_trailing_zeros(COUNT, X) ((COUNT) = __builtin_ctz (X))
#endif /* __xtensa__ */
+#if defined xstormy16
+extern UHItype __stormy16_count_leading_zeros (UHItype);
+#define count_leading_zeros(count, x) \
+ do \
+ { \
+ UHItype size; \
+ \
+ /* We assume that W_TYPE_SIZE is a multiple of 16... */ \
+ for ((count) = 0, size = W_TYPE_SIZE; size; size -= 16) \
+ { \
+ UHItype c; \
+ \
+ c = __clzhi2 ((x) >> (size - 16)); \
+ (count) += c; \
+ if (c != 16) \
+ break; \
+ } \
+ } \
+ while (0)
+#define COUNT_LEADING_ZEROS_0 W_TYPE_SIZE
+#endif
+
#if defined (__z8000__) && W_TYPE_SIZE == 16
#define add_ssaaaa(sh, sl, ah, al, bh, bl) \
__asm__ ("add %H1,%H5\n\tadc %H0,%H3" \
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