[LLVMbugs] [Bug 10555] New: [AVX] cannot select v2i64 = vector_shuffle crash

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Mon Aug 1 23:33:19 PDT 2011


http://llvm.org/bugs/show_bug.cgi?id=10555

           Summary: [AVX] cannot select v2i64 = vector_shuffle crash
           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


Created an attachment (id=6991)
 --> (http://llvm.org/bugs/attachment.cgi?id=6991)
test case

With the attached and TOT, I get the following crash with llc -mattr=+avx


LLVM ERROR: Cannot select: 0x7ff2fc038710: v2i64 = vector_shuffle
0x7ff2fc037210, 0x7ff2fc038610<1,u> [ID=27]
  0x7ff2fc037210: v2i64 = extract_subvector 0x7ff2fc032810, 0x7ff2fc037110
[ID=23]
    0x7ff2fc032810: v4i64 = bitcast 0x7ff2fc034410 [ORD=1] [ID=20]
      0x7ff2fc034410: v8f32 = BUILD_VECTOR 0x7ff2fc032910, 0x7ff2fc032910,
0x7ff2fc032910, 0x7ff2fc032910, 0x7ff2fc032910, 0x7ff2fc032910, 0x7ff2fc032910,
0x7ff2fc032910 [ID=18]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
        0x7ff2fc032910: f32 = TargetConstantFP<0.000000e+00> [ID=9]
    0x7ff2fc037110: i32 = Constant<2> [ID=12]
  0x7ff2fc038610: v2i64 = undef [ID=13]

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