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From: Chris Metcalf on 13 Aug 2010 20:50
See commit 1527bc8b928dd1399c3d3467dd47d9ede210978a.

Signed-off-by: Chris Metcalf <cmetcalf(a)tilera.com>
---

Mike, thanks for the pointer to the hweight issue. Since we are using
__builtin_popcount() and the compiler can do constant propagation, etc.,
with it at compile-time, this is less critical, but it seems like the
easiest way to get the definitions of the HWEIGHT macros.

arch/tile/include/asm/bitops.h | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/tile/include/asm/bitops.h b/arch/tile/include/asm/bitops.h
index 84600f3..6832b4b 100644
--- a/arch/tile/include/asm/bitops.h
+++ b/arch/tile/include/asm/bitops.h
@@ -98,26 +98,27 @@ static inline int fls64(__u64 w)
return (sizeof(__u64) * 8) - __builtin_clzll(w);
}

-static inline unsigned int hweight32(unsigned int w)
+static inline unsigned int __arch_hweight32(unsigned int w)
{
return __builtin_popcount(w);
}

-static inline unsigned int hweight16(unsigned int w)
+static inline unsigned int __arch_hweight16(unsigned int w)
{
return __builtin_popcount(w & 0xffff);
}

-static inline unsigned int hweight8(unsigned int w)
+static inline unsigned int __arch_hweight8(unsigned int w)
{
return __builtin_popcount(w & 0xff);
}

-static inline unsigned long hweight64(__u64 w)
+static inline unsigned long __arch_hweight64(__u64 w)
{
return __builtin_popcountll(w);
}

+#include <asm-generic/bitops/const_hweight.h>
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/sched.h>
#include <asm-generic/bitops/ext2-non-atomic.h>
--
1.6.5.2

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