[LLVMbugs] [Bug 5245] New: palignr instruction hits "Immediate size not set!" assert.

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=5245

           Summary: palignr instruction hits "Immediate size not set!"
                    assert.
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: Windows NT
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: nicolas at capens.net
                CC: llvmbugs at cs.uiuc.edu


X86InstrInfo::sizeOfImm hits the "Immediate size not set!" assert for the
PALIGNR 128rr instruction.

When making isPALIGNRMask return false, avoiding the selection of palignr, the
assert is no longer hit.


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