Re: [PATCH -tip ] x86/insn: Add Haswell-introduced opcodes

From: H. Peter Anvin
Date: Tue Aug 06 2013 - 11:17:50 EST

On 08/06/2013 12:37 AM, Masami Hiramatsu wrote:
> Add TSX-NI related instructions and new instructions to
> x86-opcode-map.txt according to the Intel(R) 64 and IA-32
> Architectures Software Developer's Manual Vol2C (June, 2013).
> This also includes below updates.
> - Fix a typo of MWAIT (the lack of (11B)).
> - Change NOP Ev to prefetchw Ev
> - Add CRC32 new prefix style (66&F2)
> - Add ADCX, ADOX, RDSEED, CLAC and STAC instructions
> Signed-off-by: Masami Hiramatsu <>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>

Thanks, applied!

You may want to also look at:

... specifically ...

For a *lot* of new instructions coming down the pipe.


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