RE: Intel vs AMD x86-64

From: Nakajima, Jun
Date: Tue Feb 24 2004 - 22:27:17 EST


No, it's not a problem. Branches with 16-bit operand size are not useful
for compilers.

Jun
>-----Original Message-----
>From: Chris Wedgwood [mailto:cw@xxxxxxxx]
>Sent: Tuesday, February 24, 2004 5:53 PM
>To: Nakajima, Jun
>Cc: Pavel Machek; Linus Torvalds; Adrian Bunk; Herbert Poetzl; Mikael
>Pettersson; Kernel Mailing List
>Subject: Re: Intel vs AMD x86-64
>
>On Tue, Feb 24, 2004 at 03:15:18PM -0800, Nakajima, Jun wrote:
>
>> Near branch with 66H prefix:
>> As documented in PRM the behavior is implementation specific and
>> should avoid using 66H prefix on near branches.
>
>Presumably this isn't a problem with current gcc's right?
>

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