[LLVMbugs] [Bug 4044] New: LegalizeDAG does not promote math ops correctly

bugzilla-daemon at cs.uiuc.edu bugzilla-daemon at cs.uiuc.edu
Thu Apr 23 13:02:40 PDT 2009


http://llvm.org/bugs/show_bug.cgi?id=4044

           Summary: LegalizeDAG does not promote math ops correctly
           Product: tools
           Version: 2.5
          Platform: PC
        OS/Version: Windows NT
            Status: NEW
          Severity: normal
          Priority: P2
         Component: llc
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: micah.villmow at amd.com
                CC: llvmbugs at cs.uiuc.edu


TOT LLVM only promotes correctly AND, OR, XOR but does not promote the
following opcodes.
ADD, SUB, MUL, MULHS, MULHU, UDIV, SDIV, SHL, SRL, SRA among other.


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