Bug 313354 - Unrecognised instruction rdtscp
Summary: Unrecognised instruction rdtscp
Status: RESOLVED DUPLICATE of bug 251569
Alias: None
Product: valgrind
Classification: Developer tools
Component: memcheck (show other bugs)
Version: 3.8.0
Platform: Fedora RPMs Linux
: NOR major
Target Milestone: ---
Assignee: Julian Seward
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-01-16 09:30 UTC by jeremy
Modified: 2013-01-16 09:45 UTC (History)
2 users (show)

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Description jeremy 2013-01-16 09:30:28 UTC 
vex amd64->IR: unhandled instruction bytes: 0xF 0x1 0xF9 0xEB 0x11 0xE8 0xC7 0xFF
vex amd64->IR:   REX=0 REX.W=0 REX.R=0 REX.X=0 REX.B=0
vex amd64->IR:   VEX=0 VEX.L=0 VEX.nVVVV=0x0 ESC=0F
vex amd64->IR:   PFX.66=0 PFX.F2=0 PFX.F3=0
==1231== valgrind: Unrecognised instruction at address 0x4034b8.
Intel x64

This is  rdtscp 

Thanks, Jeremy
Comment 1 jeremy 2013-01-16 09:35:38 UTC 
Actually this is version 3.8.1  as installed from Fedora 18.
The hardware is Ivy bridge
Comment 2 Tom Hughes 2013-01-16 09:45:29 UTC 

*** This bug has been marked as a duplicate of bug 251569 ***