Bug 252695 - Unhandled instruction bytes: 0x66 0x91 (xchg r16,t16)
Summary: Unhandled instruction bytes: 0x66 0x91 (xchg r16,t16)
Alias: None
Product: valgrind
Classification: Developer tools
Component: vex (show other bugs)
Version: 3.6 SVN
Platform: Unlisted Binaries Linux
: NOR normal
Target Milestone: ---
Assignee: Julian Seward
Depends on:
Blocks: 253451
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Reported: 2010-09-29 00:00 UTC by Vince Weaver
Modified: 2011-08-10 13:03 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed In:

Patch that fixes problem (2.66 KB, patch)
2010-09-29 00:01 UTC, Vince Weaver

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Description Vince Weaver 2010-09-29 00:00:21 UTC
Version:           3.6 SVN
OS:                Linux

Valgrind x86_64 currently doesn't support the xchg r16,r16 instruction.

A patch is attached.

Reproducible: Didn't try
Comment 1 Vince Weaver 2010-09-29 00:01:21 UTC
Created attachment 52062 [details]
Patch that fixes problem
Comment 2 Tom Hughes 2011-08-10 13:03:37 UTC
Committed as VEX r2191 and valgrind r11962.