[LLVMbugs] [Bug 10846] New: [AVX] Cannot select i64 = bitcast

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri Sep 2 14:47:09 PDT 2011


           Summary: [AVX] Cannot select i64 = bitcast
           Product: new-bugs
           Version: unspecified
          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=7209)
 --> (http://llvm.org/bugs/attachment.cgi?id=7209)
test case

With the attached, I get the following crash:

% llc -O0 -mattr=+avx bug.bc
LLVM ERROR: Cannot select: 0x7fbbf3050410: i64 = bitcast 0x7fbbf3056410
[ORD=318] [ID=29]
  0x7fbbf3056410: f64,ch = load 0x7fbbf304fb10, 0x7fbbf3061210,
0x7fbbf304f310<LD8[%d1.i53.i]> [ORD=317] [ID=28]
    0x7fbbf3061210: i64 = FrameIndex<57> [ORD=310] [ID=10]
    0x7fbbf304f310: i64 = undef [ORD=301] [ID=3]

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