https://bugs.llvm.org/show_bug.cgi?id=40649
Bug ID: 40649
Summary: llvm-objdump unable to disassemble LSE atomic
instructions
Product: tools
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: llvm-objdump
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected]
Created attachment 21444
--> https://bugs.llvm.org/attachment.cgi?id=21444&action=edit
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>
...
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