[LLVMbugs] [Bug 20533] New: Unsupported ARM mrc encodings

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Mon Aug 4 14:17:14 PDT 2014


http://llvm.org/bugs/show_bug.cgi?id=20533

            Bug ID: 20533
           Summary: Unsupported ARM mrc encodings
           Product: tools
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: llvm-as
          Assignee: unassignedbugs at nondot.org
          Reporter: npl at chello.at
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

The llvm assembler doesnt support some special encodings which exist atleast
for Arm9:

mrc p15, 0, r15, c7, c14, 3 
mrc p15, 0, r15, c7, c10, 3

http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0290g/Babebdcb.html

Tested using Clang 3.5 from the Wheezy repository: 
Debian clang version 3.5.0-1~exp1 (trunk) (based on LLVM 3.5.0)

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