Bug 302656 - Unhandled instruction (vcvtsi2ssq)
Summary: Unhandled instruction (vcvtsi2ssq)
Status: RESOLVED DUPLICATE of bug 273475
Alias: None
Product: valgrind
Classification: Developer tools
Component: memcheck (show other bugs)
Version: 3.7.0
Platform: Debian unstable Linux
: NOR normal
Target Milestone: ---
Assignee: Julian Seward
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-06-27 18:31 UTC by pazaconyoman
Modified: 2012-06-27 23:56 UTC (History)
1 user (show)

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Description pazaconyoman 2012-06-27 18:31:37 UTC 
Valgrind gives
==5554== vex amd64->IR: unhandled instruction bytes: 0xC4 0xE1 0xFA 0x2A 0x7 0x48 0x83 0xC4

objdump -d gives
41fec0:       c4 e1 fa 2a 07          vcvtsi2ssq (%rdi),%xmm0,%xmm0

Reproducible: Always

Steps to Reproduce:
To reproduce, I compile my program with g++ -O3
Comment 1 Tom Hughes 2012-06-27 19:33:13 UTC 
Please try with svn - that is an AVX instruction so will not be supported in 3.7.0 but probably is in the svn code.
Comment 2 pazaconyoman 2012-06-27 22:37:09 UTC 
Thank you. The error does not appear under valgrind-3.8.0.SVN.
Comment 3 Tom Hughes 2012-06-27 23:56:47 UTC 

*** This bug has been marked as a duplicate of bug 273475 ***