[LLVMbugs] [Bug 11900] New: [AVX] cannot select v4i32 = X86ISD::VBROADCAST error

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Tue Jan 31 17:29:49 PST 2012


             Bug #: 11900
           Summary: [AVX] cannot select v4i32 = X86ISD::VBROADCAST error
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: matt at pharr.org
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

Created attachment 7978
  --> http://llvm.org/bugs/attachment.cgi?id=7978
test case

With top-of-tree, if I run the following with the attached test case, I get the
following error:

% llc -mattr=+avx bugpoint-reduced-simplified.ll                                
LLVM ERROR: Cannot select: 0x7fc00b03c910: v4i32 = X86ISD::VBROADCAST
0x7fc00b03a210 [ID=34]
  0x7fc00b03a210: i32,ch = load 0x7fc00b039f10, 0x7fc00b03a010,
0x7fc00b03a010<LD4[undef]> [ORD=2] [ID=32]
    0x7fc00b03a010: i64 = undef [ORD=2] [ID=3]
    0x7fc00b03a010: i64 = undef [ORD=2] [ID=3]

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