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