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Re: [PATCH 2/3] Enable Intel CLDEMOTE instructions.
- From: "Jan Beulich" <jbeulich at suse dot com>
- To: <igor dot v dot tsimbalist at intel dot com>
- Cc: <hongjiu dot lu at intel dot com>,<binutils at sourceware dot org>
- Date: Sun, 15 Apr 2018 07:30:16 -0600
- Subject: Re: [PATCH 2/3] Enable Intel CLDEMOTE instructions.
- References: <D511F25789BA7F4EBA64C8A63891A002AFB08DFA@IRSMSX102.ger.corp.intel.com>
>>> "Tsimbalist, Igor V" <igor.v.tsimbalist@intel.com> 04/13/18 2:13 PM >>>
>opcode/
>* i386-dis.c (dis386_twobyte): Add cldemote.
This is wrong: CLDEMOTE isn't all of 0F 1C, but only 0F 1C /0, and only with
none of 66, F3, or F2 prefixes. With that corrected, quite a bit of what you drop
from the NOP testcases can and should also be left untouched.
Jan