[LLVMbugs] [Bug 10557] New: [AVX] cannot select v4f64 = fp_extend error

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=10557

           Summary: [AVX] cannot select v4f64 = fp_extend 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


Created an attachment (id=6993)
 --> (http://llvm.org/bugs/attachment.cgi?id=6993)
test case

With the attached, TOT, and llc -mattr=+avx, I get:


LLVM ERROR: Cannot select: 0x7ffc63835c10: v4f64 = fp_extend 0x7ffc63833010
[ID=18]
  0x7ffc63833010: v4f32 = extract_subvector 0x7ffc63833110, 0x7ffc63832f10
[ID=15]
    0x7ffc63833110: v8f32 = BUILD_VECTOR 0x7ffc63836010, 0x7ffc63836010,
0x7ffc63836010, 0x7ffc63836010, 0x7ffc63836010, 0x7ffc63836010, 0x7ffc63836010,
0x7ffc63836010 [ID=12]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
      0x7ffc63836010: f32 = TargetConstantFP<0.000000e+00> [ID=7]
    0x7ffc63832f10: i32 = Constant<4> [ID=9]

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