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From: Tom Tromey <tom@tromey.com>
To: Matthew Fortune <Matthew.Fortune@imgtec.com>
Cc: Tom Tromey <tom@tromey.com>,
	 "java-patches\@gcc.gnu.org" <java-patches@gcc.gnu.org>,
	 "'gcc-patches\@gcc.gnu.org' \(gcc-patches\@gcc.gnu.org\)"
	<gcc-patches@gcc.gnu.org>,  "per\@bothner.com" <per@bothner.com>,
	 "aph\@redhat.com" <aph@redhat.com>,
	 Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [PATCH] Fix FFI return type for closures in the java interpreter
Date: Tue, 28 Jun 2016 21:22:00 -0000	[thread overview]
Message-ID: <87k2h9t3en.fsf@tromey.com> (raw)
In-Reply-To: <6D39441BF12EF246A7ABCE6654B023537E46241B@HHMAIL01.hh.imgtec.org>	(Matthew Fortune's message of "Tue, 28 Jun 2016 15:29:56 +0000")

>>>>> "Matthew" == Matthew Fortune <Matthew.Fortune@imgtec.com> writes:

Matthew> I'm not sure this will matter if the only arch is x86 as
Matthew> ffi_arg will be 32-bit anyway there.

Aha, right.  Thanks for looking.

Matthew> There would need to be a
Matthew> 64bit arch using the raw api. I don't really understand what
Matthew> the raw api is, the references to it in the code seemed
Matthew> cryptic.

IIRC it's to exploit the x86 calling convention to make ffi calls a bit
more efficient for libgcj.

Tom

  reply	other threads:[~2016-06-28 21:22 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-27 20:17 Matthew Fortune
2016-06-27 21:20 ` Tom Tromey
2016-06-28  8:08   ` Tom Tromey
2016-06-28 15:30     ` Matthew Fortune
2016-06-28 21:22       ` Tom Tromey [this message]
2016-07-12 10:20         ` Matthew Fortune
2016-07-12 16:32           ` Tom Tromey
2016-07-13 21:36             ` Matthew Fortune

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