[LLVMbugs] [Bug 8053] New: LLVM JIT code emitter fails to encode the S bit in some instructions

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=8053

           Summary: LLVM JIT code emitter fails to encode the S bit in
                    some instructions
           Product: new-bugs
           Version: trunk
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: sliao at google.com
                CC: llvmbugs at cs.uiuc.edu


LLVM JIT code emitter fails to encode the S bit in some instructions. According
to ARM Architecture Reference Manual, in A8.6.212 SUB (immediate), 

"If S is present, the instruction updates the flags. Otherwise, the flags are
not updated."

An isolated, cleaned test case will be provided soon.

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