From: pbonzini@redhat.com (Paolo Bonzini)
Subject: [ltt-dev] [PATCH 12/12] centralize definition of BITS_PER_LONG
Date: Thu, 18 Feb 2010 09:45:04 +0100 [thread overview]
Message-ID: <4B7CFE10.8070803@redhat.com> (raw)
In-Reply-To: <20100218032554.GG11338@Krystal>
On 02/18/2010 04:25 AM, Mathieu Desnoyers wrote:
>> > +#if defined(__SIZEOF_LONG__)
>> > +#define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
>> > +#elif defined(_LP64)
> How about _LLP64 and _ILP64 ? (not sure exactly which architectures
> would fit in this category nowadays though).
They are not defined by GCC.
I32LLP64 is basically only Mingw64 and ia64-hpux. They'd probably break
horribly because with 99% likelihood somewhere there is an assumption
that sizeof (long) == sizeof (void*).
What used ILP64, maybe some Cray?
Paolo
next prev parent reply other threads:[~2010-02-18 8:45 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-15 19:04 [ltt-dev] [PATCH 00/12] provide default definition of uatomic builtins Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 01/12] use kernel style makefile output Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 02/12] use autoconf symbolic linking Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 03/12] add urcu/arch_defaults.h Paolo Bonzini
2010-02-18 2:57 ` Mathieu Desnoyers
2010-02-15 19:04 ` [ltt-dev] [PATCH 04/12] define sync_core for x86 PIC Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 05/12] remove compat_uatomic_cmpxchg #define from non-x86 Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 06/12] add uatomic_defaults.h, use it for default definitions Paolo Bonzini
2010-02-18 3:10 ` Mathieu Desnoyers
2010-02-15 19:04 ` [ltt-dev] [PATCH 07/12] use uatomic_defaults.h for common fallback implementations Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 08/12] move whether atomic byte/short exists to uatomic_arch_*.h Paolo Bonzini
2010-02-18 3:12 ` Mathieu Desnoyers
2010-02-15 19:04 ` [ltt-dev] [PATCH 09/12] add Alpha support Paolo Bonzini
2010-02-18 3:21 ` Mathieu Desnoyers
2010-02-15 19:04 ` [ltt-dev] [PATCH 10/12] support compiling on unknown architectures Paolo Bonzini
2010-02-18 3:22 ` Mathieu Desnoyers
2010-02-15 19:04 ` [ltt-dev] [PATCH 11/12] avoid multiple evaluation of STORE_SHARED argument Paolo Bonzini
2010-02-18 3:28 ` Mathieu Desnoyers
2010-02-18 8:45 ` Paolo Bonzini
2010-02-15 19:04 ` [ltt-dev] [PATCH 12/12] centralize definition of BITS_PER_LONG Paolo Bonzini
2010-02-18 3:25 ` Mathieu Desnoyers
2010-02-18 8:45 ` Paolo Bonzini [this message]
2010-02-18 13:46 ` Mathieu Desnoyers
2010-02-18 15:27 ` Paolo Bonzini
2010-02-18 16:09 ` Mathieu Desnoyers
2010-02-19 19:25 ` [ltt-dev] lock-free data structures (was Re: [PATCH 12/12] centralize definition of BITS_PER_LONG) Paolo Bonzini
2010-02-19 23:51 ` Paul E. McKenney
2010-02-20 0:10 ` Paolo Bonzini
2010-02-20 0:44 ` Paul E. McKenney
2010-02-15 19:04 ` [ltt-dev] [PATCH 13/12] test uatomic_defaults.h Paolo Bonzini
2010-02-19 19:22 [ltt-dev] [PATCH 00/12] provide generic version of uatomic and other per-arch defs Paolo Bonzini
2010-02-19 19:22 ` [ltt-dev] [PATCH 12/12] centralize definition of BITS_PER_LONG Paolo Bonzini
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