[LLVMbugs] [Bug 9648] New: ARM disassembler: UNREACHABLE executed at [...]/llvm-trunk/lib/Target/ARM/InstPrinter/../ARMBaseInfo.h:146!

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Thu Apr 7 15:48:05 PDT 2011


           Summary: ARM disassembler: UNREACHABLE executed at
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: sliedes at cc.hut.fi
                CC: llvmbugs at cs.uiuc.edu

This is trunk r129111 running on Debian x86-64.

I get

$ echo '0x40 0xf0 0x7f 0xf5' |llvm-mc --disassemble --triple=arm
        dsb     Unknown memory operation
UNREACHABLE executed at
0  llvm-mc         0x0000000000d9838f
1  llvm-mc         0x0000000000d98eca
2  libpthread.so.0 0x00007f1e41523f60
3  libc.so.6       0x00007f1e40840165 gsignal + 53
4  libc.so.6       0x00007f1e40842f70 abort + 384
5  llvm-mc         0x0000000000d82684
6  llvm-mc         0x000000000064e957
7  llvm-mc         0x0000000000408871
8  llvm-mc         0x0000000000409c1f
9  llvm-mc         0x000000000040c762
10 libc.so.6       0x00007f1e4082cc4d __libc_start_main + 253
11 llvm-mc         0x0000000000406e29
Stack dump:
0.      Program arguments: llvm-mc --disassemble --triple=arm 

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