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64 lines
1.5 KiB
Plaintext
64 lines
1.5 KiB
Plaintext
# RUN: llvm-mc --disassemble %s -triple=x86_64 | FileCheck %s
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# CHECK: lock
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# CHECK-NEXT: orl $16, %fs:776
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0xf0 0x64 0x83 0x0c 0x25 0x08 0x03 0x00 0x00 0x10
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# CHECK: movq %fs:768, %rdi
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0x64 0x48 0x8b 0x3c 0x25 0x00 0x03 0x00 0x00
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# CHECK: rep
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# CHECK-NEXT: stosq
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0xf3 0x48 0xab
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# CHECK: rep
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# CHECK-NEXT: stosl
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0xf3 0x67 0x48 0xab
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# CHECK: movl 32(%rbp), %eax
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0x8b 0x45 0x20
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# CHECK: movl %es:32(%rbp), %eax
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0x26 0x8b 0x45 0x20
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# CHECK: movl %es:32(%rbp), %eax
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0x2e 0x26 0x8b 0x45 0x20
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# Test that multiple prefixes stack.
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# (todo- the correct disassembly is actually more like "es movl %cs:32(%rbp), %eax"
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# but we don't support that)
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# CHECK: movl %cs:32(%rbp), %eax
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0x26 0x2e 0x8b 0x45 0x20
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# Test that 0xf3 as part of the opcode works.
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# CHECK: cvtdq2pd (%rax), %xmm0
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0xf3 0x0f 0xe6 0x00
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# CHECK: pause
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0xf3 0x90
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# CHECK: nop
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0x90
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# CHECK: lock
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# CHECK-NEXT: nop
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0xf0 0x90
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# Test that immediate is printed correctly within opsize prefix
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# CHECK: addw $-12, %ax
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0x66,0x83,0xc0,0xf4
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# Test that multiple redundant prefixes work (redundant, but valid x86).
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# CHECK: rep
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# CHECK-NEXT: rep
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# CHECK-NEXT: stosq
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0xf3 0xf3 0x48 0xab
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# Test that a prefix on it's own works. It's debatable as to if this is
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# something that is considered valid, but however as LLVM's own disassembler
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# has decided to disassemble prefixes as being separate opcodes, it therefore
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# should be capable of re-consuming it's own output.
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# CHECK: rep
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0xf3
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# ***IMPORTANT ^-- this must be at the end of the file to be a valid test ***
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