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Groups > comp.os.os2.programmer.misc > #1550

Re: CPU Type field in LX header

From Paul Smedley <paul@smedley.id.au>
Newsgroups comp.os.os2.programmer.misc
Subject Re: CPU Type field in LX header
Date 2016-10-27 19:30 +1030
Organization A noiseless patient Spider
Message-ID <nusfmu$bs8$1@dont-email.me> (permalink)
References <nug59g$g0d$1@dont-email.me> <580ba66e$0$7910$b1db1813$e2fc9064@news.astraweb.com> <nuh360$m9r$1@dont-email.me> <580c2a41$0$59592$c3e8da3$460562f1@news.astraweb.com>

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Hi Dave,

On 23/10/16 13:41, Dave Yeo wrote:
> Paul Smedley wrote:
>> Hi Dave,
>>
>> On 23/10/16 04:18, Dave Yeo wrote:
>>> Our GCC does have a bug with SSE+ instructions, it doesn't align them
>>> properly unless forced with -mstackrealign (there's also
>>> -mpreferred-stack-boundary=4)
>> This might be fixed in GCC 6.x - do you have a simple testcase?
>>
>
> You should be able to just do some floating point math and compile with
> -msse2 -mfpmath=sse and see if it crashes with the xmms registers not
> aligned. Might want to target a newer architecture as well.
> Dave
>
OK, will try come up with a testcase, then re-test with GCC 6.2

Cheers,

Paul

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Thread

CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-22 18:49 +0200
  Re: CPU Type field in LX header "Doug Bissett" <dougb007!SPAM@telus.net> - 2016-10-22 17:32 +0000
    Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-23 18:35 +0200
      Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-24 11:20 +0200
      Re: CPU Type field in LX header "Doug Bissett" <dougb007!SPAM@telus.net> - 2016-10-25 16:50 +0000
        Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-26 17:37 +0200
          Re: CPU Type field in LX header "Doug Bissett" <dougb007!SPAM@telus.net> - 2016-10-26 19:15 +0000
            Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-29 15:41 +0200
              Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-29 11:43 -0700
                Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-11-09 19:36 -0600
                Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-11-10 08:52 -0800
                Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-11-11 10:41 -0600
                Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-11-11 17:04 -0800
              Re: CPU Type field in LX header "Doug Bissett" <dougb007!SPAM@telus.net> - 2016-10-29 22:22 +0000
                Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-11-01 17:47 +0100
                Re: CPU Type field in LX header "Doug Bissett" <dougb007!SPAM@telus.net> - 2016-11-01 19:18 +0000
  Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-22 10:48 -0700
    Re: CPU Type field in LX header Marcel Mueller <news.5.maazl@spamgourmet.org> - 2016-10-22 21:58 +0200
      Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-22 23:47 +0200
        Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-22 20:05 -0700
          Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-23 11:08 +0200
            Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-23 10:33 -0700
              Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-24 12:36 +0200
                Re: CPU Type field in LX header Peter Flass <peter_flass@yahoo.com> - 2016-10-25 16:53 -0400
                Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-27 10:49 +0200
                Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-28 21:14 -0700
                Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-31 14:14 +0100
                Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-31 07:59 -0700
                Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-11-01 14:46 +0100
                Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-28 21:07 -0700
      Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-22 20:00 -0700
        Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-23 10:46 +0200
          Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-23 10:58 -0700
            Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-24 13:04 +0200
              Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-28 21:28 -0700
                Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-31 14:49 +0100
            Re: CPU Type field in LX header "A.D. Fundum" <what.ever@neverm.ind> - 2016-10-24 13:24 +0200
    Re: CPU Type field in LX header Paul Smedley <paul@smedley.id.au> - 2016-10-23 11:49 +1030
      Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-22 20:11 -0700
        Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-23 11:09 -0700
          Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-10-26 15:44 -0500
            Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-28 20:56 -0700
              Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-11-09 19:38 -0600
        Re: CPU Type field in LX header Paul Smedley <paul@smedley.id.au> - 2016-10-27 19:30 +1030
          Re: CPU Type field in LX header Paul Smedley <paul@smedley.id.au> - 2016-10-29 11:39 +1030
            Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-28 20:54 -0700
    Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-23 18:45 +0200
      Re: CPU Type field in LX header Marcel Mueller <news.5.maazl@spamgourmet.org> - 2016-10-23 19:32 +0200
      Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-23 11:06 -0700
    Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-10-26 13:44 -0500
      Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-29 14:37 +0200
        Re: CPU Type field in LX header Paul Smedley <paul@smedley.id.au> - 2016-10-30 12:13 +1030
          Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-30 08:57 +0100
        Re: CPU Type field in LX header "Steven Levine" <steve53@nomail.earthlink.net> - 2016-11-09 19:54 -0600
          Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-11-12 14:48 +0100
  Re: CPU Type field in LX header Dave Yeo <dave.r.yeo@gmail.com> - 2016-10-22 11:02 -0700
  Re: CPU Type field in LX header Marcel Mueller <news.5.maazl@spamgourmet.org> - 2016-10-22 21:54 +0200
  Re: CPU Type field in LX header Lars Erdmann <lars.erdmann@arcor.de> - 2016-10-23 12:56 +0200
    Re: CPU Type field in LX header David Parsons <dwparsons@t-online.de> - 2016-10-23 18:20 +0200
      Re: CPU Type field in LX header Peter Flass <peter_flass@yahoo.com> - 2016-10-23 15:11 -0400

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