Date: Wed, 4 Oct 2006 21:27:20 +0000 From: John Birrell <jb@what-creek.com> To: Joseph Koshy <joseph.koshy@gmail.com> Cc: freebsd-arm@freebsd.org, freebsd-ppc@freebsd.org Subject: Re: Proposed elf header changes which affect PPC and ARM Message-ID: <20061004212719.GA82760@what-creek.com> In-Reply-To: <20061004202004.GC82080@what-creek.com> References: <20061004035533.GA76969@what-creek.com> <84dead720610040844o5dc873bt7185e164b20d699@mail.gmail.com> <20061004202004.GC82080@what-creek.com>
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On Wed, Oct 04, 2006 at 08:20:04PM +0000, John Birrell wrote: > On Wed, Oct 04, 2006 at 09:14:26PM +0530, Joseph Koshy wrote: > > >The patch: <http://people.freebsd.org/~jb/elf.patch>; moves > > >all the relocation definitions for each arch from the machine/elf.h > > >header to sys/elf_common.h. > > > > What's the semantic difference between an 'Lword' and an 'Xword'? > > > > + typedef uint64_t Elf32_Lword; > > > > and... > > > > typedef int32_t Elf64_Sword; > > typedef int64_t Elf64_Sxword; > > typedef uint32_t Elf64_Word; > > + typedef uint64_t Elf64_Lword; > > typedef uint64_t Elf64_Xword; > > I'm not sure there is any. It's just something that OpenSolaris code > expects. I looked a bit further at this and I think that Lword probably changes it's size on OpenSolaris to be 32 bits if the code is being compiled in 32 bit mode whereas Xword is always 64 bits. -- John Birrell
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