[LLVMbugs] [Bug 7503] New: uxtb16 should not be generated for cpu=cortex-m3

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri Jun 25 14:37:52 PDT 2010


           Summary: uxtb16 should not be generated for cpu=cortex-m3
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: ARM
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: bagel99 at gmail.com
                CC: llvmbugs at cs.uiuc.edu

Created an attachment (id=5116)
 --> (http://llvm.org/bugs/attachment.cgi?id=5116)
test case

The uxtb16 pattern (around line 1350 in ARMInstrThumb2.td) should be predicated
by HasT2ExtractPack.

See attached test case.

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