[all-commits] [llvm/llvm-project] d36ae4: Add string conversion for InstructionControlFlowKi...

[Jakob Johnson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d36ae4952d709cf303a92cd4dfe38650c1c49bb1
      https://github.com/llvm/llvm-project/commit/d36ae4952d709cf303a92cd4dfe38650c1c49bb1
  Author: Jakob Johnson <johnsonjakob99 at gmail.com>
  Date:   2022-07-26 (Tue, 26 Jul 2022)

  Changed paths:
    M lldb/include/lldb/Core/Disassembler.h
    M lldb/source/Core/Disassembler.cpp

  Log Message:
  -----------
  Add string conversion for InstructionControlFlowKind enum

Refactor the string conversion of the `lldb::InstructionControlFlowKind` enum out
of `Instruction::Dump` to enable reuse of this logic by the
JSON TraceDumper (to be implemented in separate diff).

Will coordinate the landing of this change with D130320 since there will be a minor merge conflict between
these changes.

Test Plan:
Run unittests
```
> ninja check-lldb
[4/5] Running lldb unit test suite

Testing Time: 10.13s
  Passed: 1084
```

Verify '-k' flag's output
```
(lldb) thread trace dump instructions -k
thread #1: tid = 1375377
  libstdc++.so.6`std::ostream::flush() + 43
    7048: 0x00007ffff7b54dab    return      retq
    7047: 0x00007ffff7b54daa    other       popq   %rbx
    7046: 0x00007ffff7b54da7    other       movq   %rbx, %rax
    7045: 0x00007ffff7b54da5    cond jump   je     0x11adb0                  ; <+48>
    7044: 0x00007ffff7b54da2    other       cmpl   $-0x1, %eax
  libc.so.6`_IO_fflush + 249
    7043: 0x00007ffff7161729    return      retq
    7042: 0x00007ffff7161728    other       popq   %rbp
    7041: 0x00007ffff7161727    other       popq   %rbx
    7040: 0x00007ffff7161725    other       movl   %edx, %eax
    7039: 0x00007ffff7161721    other       addq   $0x8, %rsp
    7038: 0x00007ffff7161709    cond jump   je     0x87721                   ; <+241>
    7037: 0x00007ffff7161707    other       decl   (%rsi)
    7036: 0x00007ffff71616fe    cond jump   je     0x87707                   ; <+215>
    7035: 0x00007ffff71616f7    other       cmpl   $0x0, 0x33de92(%rip)      ; __libc_multiple_threads
    7034: 0x00007ffff71616ef    other       movq   $0x0, 0x8(%rsi)
    7033: 0x00007ffff71616ed    cond jump   jne    0x87721                   ; <+241>
    7032: 0x00007ffff71616e9    other       subl   $0x1, 0x4(%rsi)
    7031: 0x00007ffff71616e2    other       movq   0x88(%rbx), %rsi
    7030: 0x00007ffff71616e0    cond jump   jne    0x87721                   ; <+241>
    7029: 0x00007ffff71616da    other       testl  $0x8000, (%rbx)           ; imm = 0x8000
```

Differential Revision: https://reviews.llvm.org/D130580