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alpha: Modernize lib/mpi/longlong.h

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Remove the compile warning for __udiv_qrnnd not having a prototype.
Use the __builtin_alpha_umulh introduced in gcc 4.0.

Reviewed-and-Tested-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-07-10 11:05:59 -07:00 committed by Matt Turner
parent 01350eb6c0
commit a5c6eae4d6
1 changed files with 7 additions and 10 deletions
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17
lib/mpi/longlong.h
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@ -151,15 +151,12 @@ do { \
#endif /* __a29k__ */
#if defined(__alpha) && W_TYPE_SIZE == 64
#define umul_ppmm(ph, pl, m0, m1) \
do { \
UDItype __m0 = (m0), __m1 = (m1); \
__asm__ ("umulh %r1,%2,%0" \
: "=r" ((UDItype) ph) \
: "%rJ" (__m0), \
"rI" (__m1)); \
(pl) = __m0 * __m1; \
} while (0)
#define umul_ppmm(ph, pl, m0, m1) \
do { \
UDItype __m0 = (m0), __m1 = (m1); \
(ph) = __builtin_alpha_umulh(__m0, __m1); \
(pl) = __m0 * __m1; \
} while (0)
#define UMUL_TIME 46
#ifndef LONGLONG_STANDALONE
#define udiv_qrnnd(q, r, n1, n0, d) \
@ -167,7 +164,7 @@ do { UDItype __r; \
(q) = __udiv_qrnnd(&__r, (n1), (n0), (d)); \
(r) = __r; \
} while (0)
extern UDItype __udiv_qrnnd();
extern UDItype __udiv_qrnnd(UDItype *, UDItype, UDItype, UDItype);
#define UDIV_TIME 220
#endif /* LONGLONG_STANDALONE */
#endif /* __alpha */