[LLVMbugs] [Bug 8491] New: llvm.x86.sse2.cvttsd2si is improperly assembled

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Wed Oct 27 16:34:16 PDT 2010


           Summary: llvm.x86.sse2.cvttsd2si is improperly assembled
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: alexmac at adobe.com
                CC: llvmbugs at cs.uiuc.edu

Created an attachment (id=5683)
 --> (http://llvm.org/bugs/attachment.cgi?id=5683)
Broken testcase

Looking at the asm produced by the attached testcase it seems to be compiled to
cvttss2si instead of cvttsd2si. The supplied patch seems correct to me (and
fixes my testcase), but I'm no expert when it comes to these intrinsics.

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