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Re: PATCH: Define MALLOC_ALIGNMENT as 16 for x32

From: "H.J. Lu" <hjl dot tools at gmail dot com>
To: "Joseph S. Myers" <joseph at codesourcery dot com>
Cc: GNU C Library <libc-alpha at sourceware dot org>, "Ryan S. Arnold" <ryan dot arnold at gmail dot com>
Date: Tue, 15 May 2012 08:34:40 -0700
Subject: Re: PATCH: Define MALLOC_ALIGNMENT as 16 for x32
References: <20120515144111.GA32527@intel.com><Pine.LNX.4.64.1205151517450.2921@digraph.polyomino.org.uk>

On Tue, May 15, 2012 at 8:21 AM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> On Tue, 15 May 2012, H.J. Lu wrote:
>
>> X32 psABI specifies 16-byte alignment for malloc, the same as
>> x86-64. ?This patch defines MALLOC_ALIGNMENT as 16 for x32. ?Tested
>> on Linux/x32. ?OK to install?
>
> Will you also be resubmitting some form of Daniel Jacobowitz's malloc
> patch that we discussed last August to handle MALLOC_ALIGNMENT > 2 *
> SIZE_SZ? ?(And if that gets in, has anyone figured out how to make

I have several malloc patches I will submit later.  You need
to build the full x32 glibc to see how MALLOC_ALIGNMENT > 2 *
SIZE_SZ impacts malloc.

-- 
H.J.

References:
- PATCH: Define MALLOC_ALIGNMENT as 16 for x32
  - From: H.J. Lu
- Re: PATCH: Define MALLOC_ALIGNMENT as 16 for x32
  - From: Joseph S. Myers

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