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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - llvm-objdump unable to disassemble LSE atomic instructions"
href="https://bugs.llvm.org/show_bug.cgi?id=40649">40649</a>
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</tr>
<tr>
<th>Summary</th>
<td>llvm-objdump unable to disassemble LSE atomic instructions
</td>
</tr>
<tr>
<th>Product</th>
<td>tools
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>llvm-objdump
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>ndesaulniers@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>kristof.beyls@arm.com, llvm-bugs@lists.llvm.org, rengolin@gmail.com, rupprecht@google.com, srhines@google.com
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<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=21444" name="attach_21444" title="lse.s">attachment 21444</a> <a href="attachment.cgi?id=21444&action=edit" title="lse.s">[details]</a></span>
lse.s
$ cat lse.s
.arch_extension lse
.global _entry
.section _entry
stadd w0, [x1]
$ clang -target aarch64-linux-gnu -c lse.s
$ aarch64-linux-gnu-objdump -D lse.o
lse.o: file format elf64-littleaarch64
Disassembly of section _entry:
0000000000000000 <_entry>:
0: b820003f stadd w0, [x1]
$ llvm-objdump -D lse.o
lse.o: file format ELF64-aarch64-little
Disassembly of section .strtab:
0000000000000000 .strtab:
0: 00 5f 65 6e uqrshl v0.8h, v24.8h, v5.8h
4: 74 72 79 00 <unknown>
8: 2e 74 65 78 <unknown>
c: 74 00 2e 73 <unknown>
10: 74 72 74 61 <unknown>
14: 62 00 2e 73 <unknown>
18: 79 6d 74 61 <unknown>
1c: 62 00 24 78 <unknown>
20: 2e <unknown>
21: 30 <unknown>
22: 00 <unknown>
Disassembly of section _entry:
0000000000000000 $x.0:
0: 3f 00 20 b8 <unknown>
Disassembly of section .symtab:
0000000000000000 .symtab:
...
18: 1e 00 00 00 udf #30
1c: 00 00 03 00 <unknown>
...</pre>
</div>
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