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authorRichard Henderson <rth@twiddle.net>2013-07-10 11:05:59 -0700
committerMatt Turner <mattst88@gmail.com>2013-07-19 13:54:23 -0700
commita5c6eae4d6763e50101494b392ef6518c0ef96e9 (patch)
treec87c5e3ee2b4729615297fcd0313095f9fc80995 /lib/mpi
parent01350eb6c0d6fa7831b387d50e19830d8d0da354 (diff)
downloadop-kernel-dev-a5c6eae4d6763e50101494b392ef6518c0ef96e9.zip
op-kernel-dev-a5c6eae4d6763e50101494b392ef6518c0ef96e9.tar.gz
alpha: Modernize lib/mpi/longlong.h
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>
Diffstat (limited to 'lib/mpi')
-rw-r--r--lib/mpi/longlong.h17
1 files changed, 7 insertions, 10 deletions
diff --git a/lib/mpi/longlong.h b/lib/mpi/longlong.h
index d411355..aac5114 100644
--- a/lib/mpi/longlong.h
+++ b/lib/mpi/longlong.h
@@ -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 */
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