ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<qio_wait_writable>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %esi,-0x28(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x14(%rbp)
  mov    D1(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x28(%rbp),%edx
  lea    -0x14(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <poll@plt>
  mov    %eax,-0x18(%rbp)
  cmpl   $0x0,-0x18(%rbp)
  jne    L19
  mov    D7(%rip),%rax
  mov    (%rax),%edx
  mov    D39(%rip),%rax
  mov    %edx,(%rax)
  mov    $0x0,%eax
  jmp    L64
L19:
  cmpl   $0x0,-0x18(%rbp)
  jns    L27
  mov    $0xffffffff,%eax
  jmp    L64
L27:
  mov    -0xc(%rbp),%edx
  mov    D1(%rip),%rax
  mov    (%rax),%eax
  and    %edx,%eax
  test   %eax,%eax
  je     L23
  mov    $0x1,%eax
  jmp    L64
L23:
  mov    $0xffffffff,%eax
L64:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L12
  call   <__stack_chk_fail@plt>
L12:
  leave
  ret
```

assistant: ```c
int qio_wait_writable(int fd, int timeoutms) {
  struct pollfd fds[1];
  fds[0].fd = fd;
  fds[0].events = POLLOUT;
  int pollret = poll(fds, 1, timeoutms);
  if (pollret == 0) {
    errno = ETIMEDOUT;
    return 0;
  } else if (pollret < 0) {
    return -1;
  }
  if (fds[0].revents & POLLOUT)
    return 1;
  return -1;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<qio_wait_writable>:
  endbr64
  sub    $0x28,%rsp
  mov    %esi,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %edi,0xc(%rsp)
  mov    D15(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x10(%rsp)
  lea    0xc(%rsp),%rdi
  mov    $0x1,%esi
  call   <poll@plt>
  test   %eax,%eax
  je     L11
  mov    $0xffffffff,%eax
  js     L17
  mov    D15(%rip),%rdx
  mov    0x14(%rsp),%eax
  and    (%rdx),%eax
  cmp    $0x1,%eax
  sbb    %eax,%eax
  or     $0x1,%eax
L17:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L18
  add    $0x28,%rsp
  ret
L11:
  mov    D36(%rip),%rdx
  mov    (%rdx),%ecx
  mov    D32(%rip),%rdx
  mov    %ecx,(%rdx)
  jmp    L17
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int qio_wait_writable(int fd, int timeoutms) {
  struct pollfd fds[1];
  fds[0].fd = fd;
  fds[0].events = POLLOUT;
  int pollret = poll(fds, 1, timeoutms);
  if (pollret == 0) {
    errno = ETIMEDOUT;
    return 0;
  } else if (pollret < 0) {
    return -1;
  }
  if (fds[0].revents & POLLOUT)
    return 1;
  return -1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<qio_wait_writable>:
  endbr64
  push   %rbx
  mov    %esi,%edx
  mov    $0x1,%esi
  sub    $0x20,%rsp
  mov    D14(%rip),%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %edi,0xc(%rsp)
  lea    0xc(%rsp),%rdi
  mov    (%rbx),%eax
  mov    %eax,0x10(%rsp)
  call   <poll@plt>
  test   %eax,%eax
  je     L8
  mov    $0xffffffff,%eax
  js     L12
  mov    0x14(%rsp),%eax
  and    (%rbx),%eax
  cmp    $0x1,%eax
  sbb    %eax,%eax
  or     $0x1,%eax
L12:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L26
  add    $0x20,%rsp
  pop    %rbx
  ret
  nopw   0x0(%rax,%rax,1)
L8:
  mov    D8(%rip),%rdx
  mov    (%rdx),%ecx
  mov    D16(%rip),%rdx
  mov    %ecx,(%rdx)
  jmp    L12
L26:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int qio_wait_writable(int fd, int timeoutms) {
  struct pollfd fds[1];
  fds[0].fd = fd;
  fds[0].events = POLLOUT;
  int pollret = poll(fds, 1, timeoutms);
  if (pollret == 0) {
    errno = ETIMEDOUT;
    return 0;
  } else if (pollret < 0) {
    return -1;
  }
  if (fds[0].revents & POLLOUT)
    return 1;
  return -1;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<qio_wait_writable>:
  endbr64
  push   %rbx
  movd   %edi,%xmm0
  mov    %esi,%edx
  mov    $0x1,%esi
  sub    $0x20,%rsp
  mov    D23(%rip),%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x8(%rsp),%rdi
  movd   (%rbx),%xmm1
  punpckldq %xmm1,%xmm0
  movq   %xmm0,0x8(%rsp)
  call   <poll@plt>
  test   %eax,%eax
  je     L13
  mov    $0xffffffff,%eax
  js     L31
  mov    0x10(%rsp),%eax
  and    (%rbx),%eax
  cmp    $0x1,%eax
  sbb    %eax,%eax
  or     $0x1,%eax
L31:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L14
  add    $0x20,%rsp
  pop    %rbx
  ret
  nopw   0x0(%rax,%rax,1)
L13:
  mov    D4(%rip),%rdx
  mov    (%rdx),%ecx
  mov    D11(%rip),%rdx
  mov    %ecx,(%rdx)
  jmp    L31
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int qio_wait_writable(int fd, int timeoutms) {
  struct pollfd fds[1];
  fds[0].fd = fd;
  fds[0].events = POLLOUT;
  int pollret = poll(fds, 1, timeoutms);
  if (pollret == 0) {
    errno = ETIMEDOUT;
    return 0;
  } else if (pollret < 0) {
    return -1;
  }
  if (fds[0].revents & POLLOUT)
    return 1;
  return -1;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<get_exit_details>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8,-0x28(%rbp)
  mov    -0x10(%rbp),%rax
  movl   $0xffffffff,(%rax)
  mov    -0x18(%rbp),%rax
  movl   $0x0,(%rax)
  mov    -0x20(%rbp),%rax
  movl   $0x0,(%rax)
  mov    -0x28(%rbp),%rax
  movl   $0x0,(%rax)
  cmpl   $0x0,-0x4(%rbp)
  jns    L13
  cmpl   $0xffffff02,-0x4(%rbp)
  jl     L61
  mov    -0x4(%rbp),%eax
  neg    %eax
  mov    %eax,%edx
  mov    D6(%rip),%rax
  mov    %edx,(%rax)
  mov    -0x28(%rbp),%rax
  movl   $0x1,(%rax)
  jmp    L26
L61:
  addl   $0xff,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  neg    %eax
  mov    %eax,%edx
  mov    D6(%rip),%rax
  mov    %edx,(%rax)
  jmp    L26
L13:
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <WIFSIGNALED@plt>
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L41
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <WCOREDUMP@plt>
  test   %rax,%rax
  je     L76
  mov    -0x18(%rbp),%rax
  movl   $0x1,(%rax)
L76:
  mov    -0x20(%rbp),%rax
  movl   $0x1,(%rax)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <WTERMSIG@plt>
  mov    -0x10(%rbp),%rdx
  mov    %eax,(%rdx)
  jmp    L26
L41:
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <WIFEXITED@plt>
  test   %rax,%rax
  je     L26
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <WEXITSTATUS@plt>
  mov    -0x10(%rbp),%rdx
  mov    %eax,(%rdx)
L26:
  leave
  ret
```

assistant: ```c
void get_exit_details(int status, int *ret, bool *core, bool *signaled, bool *parent) {
  (*ret) = -1;
  (*core) = false;
  (*signaled) = false;
  (*parent) = false;
  if (status < 0) {
    if (status > -255) {
      errno = -status;
      (*parent) = true;
    } else {
      status += 255;
      errno = -status;
    }
    return;
  }
  if (__builtin_expect((WIFSIGNALED(status)), 0)) {
    if (WCOREDUMP(status))
      (*core) = true;
    (*signaled) = true;
    (*ret) = WTERMSIG(status);
  } else if (WIFEXITED(status)) {
    (*ret) = WEXITSTATUS(status);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<get_exit_details>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  movl   $0xffffffff,(%rsi)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rcx)
  movl   $0x0,(%r8)
  test   %edi,%edi
  js     L49
  mov    %rsi,%rbp
  mov    %rdx,%r13
  mov    %rcx,%r12
  call   <WIFSIGNALED@plt>
  mov    %eax,%edi
  mov    $0x0,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L73
  mov    %ebx,%edi
  call   <WCOREDUMP@plt>
  test   %rax,%rax
  je     L29
  movl   $0x1,0x0(%r13)
L29:
  movl   $0x1,(%r12)
  mov    %ebx,%edi
  call   <WTERMSIG@plt>
  mov    %eax,0x0(%rbp)
L44:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L49:
  cmp    $0xffffff02,%edi
  jl     L58
  neg    %ebx
  mov    D9(%rip),%rax
  mov    %ebx,(%rax)
  movl   $0x1,(%r8)
  jmp    L44
L58:
  mov    $0xffffff01,%eax
  sub    %edi,%eax
  mov    D9(%rip),%rdx
  mov    %eax,(%rdx)
  jmp    L44
L73:
  mov    %ebx,%edi
  call   <WIFEXITED@plt>
  test   %rax,%rax
  je     L44
  mov    %ebx,%edi
  call   <WEXITSTATUS@plt>
  mov    %eax,0x0(%rbp)
  jmp    L44
```

assistant: ```c
void get_exit_details(int status, int *ret, bool *core, bool *signaled, bool *parent) {
  (*ret) = -1;
  (*core) = false;
  (*signaled) = false;
  (*parent) = false;
  if (status < 0) {
    if (status > -255) {
      errno = -status;
      (*parent) = true;
    } else {
      status += 255;
      errno = -status;
    }
    return;
  }
  if (__builtin_expect((WIFSIGNALED(status)), 0)) {
    if (WCOREDUMP(status))
      (*core) = true;
    (*signaled) = true;
    (*ret) = WTERMSIG(status);
  } else if (WIFEXITED(status)) {
    (*ret) = WEXITSTATUS(status);
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<get_exit_details>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  sub    $0x8,%rsp
  movl   $0xffffffff,(%rsi)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rcx)
  movl   $0x0,(%r8)
  test   %edi,%edi
  js     L58
  mov    %rsi,%rbx
  mov    %rdx,%r13
  mov    %rcx,%r12
  call   <WIFSIGNALED@plt>
  xor    %esi,%esi
  mov    %eax,%edi
  call   <__builtin_expect@plt>
  mov    %ebp,%edi
  test   %rax,%rax
  je     L52
  call   <WCOREDUMP@plt>
  test   %rax,%rax
  je     L17
  movl   $0x1,0x0(%r13)
L17:
  movl   $0x1,(%r12)
  mov    %ebp,%edi
  call   <WTERMSIG@plt>
  mov    %eax,(%rbx)
L42:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L52:
  call   <WIFEXITED@plt>
  test   %rax,%rax
  je     L42
  mov    %ebp,%edi
  call   <WEXITSTATUS@plt>
  mov    %eax,(%rbx)
  jmp    L42
  nopl   (%rax)
L58:
  cmp    $0xffffff02,%edi
  jl     L16
  mov    D4(%rip),%rax
  neg    %ebp
  mov    %ebp,(%rax)
  movl   $0x1,(%r8)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L16:
  mov    D4(%rip),%rdx
  mov    $0xffffff01,%eax
  sub    %edi,%eax
  mov    %eax,(%rdx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void get_exit_details(int status, int *ret, bool *core, bool *signaled, bool *parent) {
  (*ret) = -1;
  (*core) = false;
  (*signaled) = false;
  (*parent) = false;
  if (status < 0) {
    if (status > -255) {
      errno = -status;
      (*parent) = true;
    } else {
      status += 255;
      errno = -status;
    }
    return;
  }
  if (__builtin_expect((WIFSIGNALED(status)), 0)) {
    if (WCOREDUMP(status))
      (*core) = true;
    (*signaled) = true;
    (*ret) = WTERMSIG(status);
  } else if (WIFEXITED(status)) {
    (*ret) = WEXITSTATUS(status);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_exit_details>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  sub    $0x8,%rsp
  movl   $0xffffffff,(%rsi)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rcx)
  movl   $0x0,(%r8)
  test   %edi,%edi
  js     L32
  mov    %rsi,%rbx
  mov    %rdx,%r13
  mov    %rcx,%r12
  call   <WIFSIGNALED@plt>
  xor    %esi,%esi
  mov    %eax,%edi
  call   <__builtin_expect@plt>
  mov    %ebp,%edi
  test   %rax,%rax
  je     L46
  call   <WCOREDUMP@plt>
  test   %rax,%rax
  je     L34
  movl   $0x1,0x0(%r13)
L34:
  movl   $0x1,(%r12)
  mov    %ebp,%edi
  call   <WTERMSIG@plt>
  mov    %eax,(%rbx)
L38:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L46:
  call   <WIFEXITED@plt>
  test   %rax,%rax
  je     L38
  mov    %ebp,%edi
  call   <WEXITSTATUS@plt>
  mov    %eax,(%rbx)
  jmp    L38
  nopl   (%rax)
L32:
  cmp    $0xffffff02,%edi
  jl     L7
  mov    D3(%rip),%rax
  neg    %ebp
  mov    %ebp,(%rax)
  movl   $0x1,(%r8)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L7:
  mov    D3(%rip),%rdx
  mov    $0xffffff01,%eax
  sub    %edi,%eax
  mov    %eax,(%rdx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void get_exit_details(int status, int *ret, bool *core, bool *signaled, bool *parent) {
  (*ret) = -1;
  (*core) = false;
  (*signaled) = false;
  (*parent) = false;
  if (status < 0) {
    if (status > -255) {
      errno = -status;
      (*parent) = true;
    } else {
      status += 255;
      errno = -status;
    }
    return;
  }
  if (__builtin_expect((WIFSIGNALED(status)), 0)) {
    if (WCOREDUMP(status))
      (*core) = true;
    (*signaled) = true;
    (*ret) = WTERMSIG(status);
  } else if (WIFEXITED(status)) {
    (*ret) = WEXITSTATUS(status);
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  jmp    L22
L7:
  lea    -0x70(%rbp),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  call   <puts@plt>
L22:
  lea    -0x70(%rbp),%rax
  mov    %rax,%rsi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  cmp    $0xffffffff,%eax
  jne    L7
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L17
  call   <__stack_chk_fail@plt>
L17:
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D1
type: string

tool: D1: %s

assistant: ```c
int main(void) {
  char s[100];
  while (~scanf("%s", s))
    puts(longestPalindrome(s));
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  lea    D0(%rip),%rbx
  jmp    L4
L14:
  mov    %rsp,%rdi
  mov    $0x0,%eax
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  call   <puts@plt>
L4:
  mov    %rsp,%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  cmp    $0xffffffff,%eax
  jne    L14
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  mov    $0x0,%eax
  add    $0x70,%rsp
  pop    %rbx
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D0
type: string

tool: D0: %s

assistant: ```c
int main(void) {
  char s[100];
  while (~scanf("%s", s))
    puts(longestPalindrome(s));
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D6(%rip),%rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  jmp    L5
  cs nopw 0x0(%rax,%rax,1)
L19:
  mov    %rbx,%rdi
  xor    %eax,%eax
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  call   <puts@plt>
L5:
  xor    %eax,%eax
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  cmp    $0xffffffff,%eax
  jne    L19
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L22
  add    $0x78,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
L22:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D6
type_infered: string

tool: D6: %s

assistant: ```c
int main(void) {
  char s[100];
  while (~scanf("%s", s))
    puts(longestPalindrome(s));
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbp
  lea    D2(%rip),%rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  jmp    L8
  cs nopw 0x0(%rax,%rax,1)
L2:
  mov    %rbx,%rdi
  xor    %eax,%eax
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  call   <puts@plt>
L8:
  xor    %eax,%eax
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  cmp    $0xffffffff,%eax
  jne    L2
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L29
  add    $0x78,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
L29:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D2
type_guessed: string

tool: D2: %s

assistant: ```c
int main(void) {
  char s[100];
  while (~scanf("%s", s))
    puts(longestPalindrome(s));
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<safecat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %rdi,-0x10(%rbp)
  mov    %rsi,%rcx
  mov    %edx,%eax
  mov    -0x10(%rbp),%rbx
  sub    $0x1,%eax
  movzbl (%rbx),%edx
  test   %dl,%dl
  je     L26
  jmp    L14
L109:
  sub    $0x1,%eax
L14:
  test   %eax,%eax
  je     L5
  mov    %rbx,%rdx
  lea    0x1(%rdx),%rbx
  movzbl (%rdx),%edx
  test   %dl,%dl
  jne    L109
L5:
  test   %eax,%eax
  je     L26
  sub    $0x1,%eax
  lea    -0x1(%rbx),%rdx
  movb   $0x20,(%rdx)
L26:
  test   %rcx,%rcx
  je     L10
  jmp    L42
L67:
  sub    $0x1,%eax
L42:
  test   %eax,%eax
  je     L10
  mov    %rcx,%rsi
  lea    0x1(%rsi),%rcx
  mov    %rbx,%rdx
  lea    0x1(%rdx),%rbx
  movzbl (%rsi),%esi
  mov    %sil,(%rdx)
  movzbl (%rdx),%edx
  test   %dl,%dl
  jne    L67
L10:
  test   %eax,%eax
  je     L49
  sub    $0x1,%rbx
L49:
  lea    -0x1(%rbx),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L28
  sub    $0x1,%rbx
L28:
  movb   $0x0,(%rbx)
  mov    -0x10(%rbp),%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *safecat(to, from, len)
char *to;
register char *from;
register int len;
{
  register char *dest = to;
  len--;
  if (*dest) {
    while (len && *dest++)
      len--;
    if (len) {
      len--;
      *(dest - 1) = ' ';
    }
  }
  if (from != ((char *)0))
    while (len && (*dest++ = *from++))
      len--;
  if (len)
    dest--;
  if (*(dest - 1) == '\n')
    dest--;
  *dest = '\0';
  return to;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<safecat>:
  endbr64
  mov    %rdi,%rax
  sub    $0x1,%edx
  cmpb   $0x0,(%rdi)
  je     L58
  lea    0x1(%rdi),%rcx
  test   %edx,%edx
  je     L65
L59:
  mov    %edx,%edi
  sub    $0x1,%edx
  je     L64
  add    $0x1,%rcx
  cmpb   $0x0,-0x1(%rcx)
  jne    L59
  lea    -0x2(%rdi),%edx
  movb   $0x20,-0x1(%rcx)
  jmp    L98
L65:
  mov    %rdi,%rcx
L64:
  mov    $0x0,%edx
  test   %rsi,%rsi
  jne    L8
  jmp    L33
L58:
  mov    %rdi,%rcx
L98:
  test   %rsi,%rsi
  je     L60
L8:
  test   %edx,%edx
  je     L33
L56:
  add    $0x1,%rsi
  add    $0x1,%rcx
  movzbl -0x1(%rsi),%r8d
  mov    %r8b,-0x1(%rcx)
  test   %r8b,%r8b
  je     L60
  sub    $0x1,%edx
  jne    L56
  jmp    L33
L60:
  cmp    $0x1,%edx
  adc    $0xffffffffffffffff,%rcx
L33:
  cmpb   $0xa,-0x1(%rcx)
  sete   %dl
  movzbl %dl,%edx
  sub    %rdx,%rcx
  movb   $0x0,(%rcx)
  ret
```

assistant: ```c
char *safecat(to, from, len)
char *to;
register char *from;
register int len;
{
  register char *dest = to;
  len--;
  if (*dest) {
    while (len && *dest++)
      len--;
    if (len) {
      len--;
      *(dest - 1) = ' ';
    }
  }
  if (from != ((char *)0))
    while (len && (*dest++ = *from++))
      len--;
  if (len)
    dest--;
  if (*(dest - 1) == '\n')
    dest--;
  *dest = '\0';
  return to;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<safecat>:
  endbr64
  sub    $0x1,%edx
  cmpb   $0x0,(%rdi)
  mov    %rdi,%rax
  je     L24
  lea    0x1(%rdi),%rcx
  test   %edx,%edx
  je     L67
  nopl   0x0(%rax,%rax,1)
L92:
  mov    %edx,%edi
  sub    $0x1,%edx
  je     L20
  add    $0x1,%rcx
  cmpb   $0x0,-0x1(%rcx)
  jne    L92
  movb   $0x20,-0x1(%rcx)
  lea    -0x2(%rdi),%edx
  test   %rsi,%rsi
  jne    L22
L23:
  lea    -0x1(%rcx),%r9
  test   %edx,%edx
  je     L20
L6:
  movzbl -0x2(%rcx),%r8d
  mov    %r9,%rcx
L102:
  xor    %edx,%edx
  cmp    $0xa,%r8b
  sete   %dl
  sub    %rdx,%rcx
  movb   $0x0,(%rcx)
  ret
  nopl   (%rax)
L24:
  mov    %rdi,%rcx
  test   %rsi,%rsi
  je     L23
L22:
  test   %edx,%edx
  je     L20
  add    %rsi,%rdx
  jmp    L79
  nopl   0x0(%rax)
L35:
  cmp    %rdx,%rsi
  je     L102
L79:
  movzbl (%rsi),%r8d
  mov    %rcx,%r9
  add    $0x1,%rsi
  add    $0x1,%rcx
  mov    %r8b,-0x1(%rcx)
  test   %r8b,%r8b
  jne    L35
  jmp    L6
L67:
  mov    %rdi,%rcx
L20:
  movzbl -0x1(%rcx),%r8d
  xor    %edx,%edx
  cmp    $0xa,%r8b
  sete   %dl
  sub    %rdx,%rcx
  movb   $0x0,(%rcx)
  ret
```

assistant: ```c
char *safecat(to, from, len)
char *to;
register char *from;
register int len;
{
  register char *dest = to;
  len--;
  if (*dest) {
    while (len && *dest++)
      len--;
    if (len) {
      len--;
      *(dest - 1) = ' ';
    }
  }
  if (from != ((char *)0))
    while (len && (*dest++ = *from++))
      len--;
  if (len)
    dest--;
  if (*(dest - 1) == '\n')
    dest--;
  *dest = '\0';
  return to;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<safecat>:
  endbr64
  movzbl (%rdi),%r8d
  mov    %rdi,%rax
  sub    $0x1,%edx
  test   %r8b,%r8b
  je     L25
  lea    0x1(%rdi),%rcx
  test   %edx,%edx
  je     L14
  nop
L123:
  mov    %edx,%edi
  sub    $0x1,%edx
  je     L17
  movzbl (%rcx),%r8d
  add    $0x1,%rcx
  test   %r8b,%r8b
  jne    L123
  movb   $0x20,-0x1(%rcx)
  lea    -0x2(%rdi),%edx
  test   %rsi,%rsi
  jne    L62
L34:
  lea    -0x1(%rcx),%r9
  test   %edx,%edx
  je     L51
  movzbl -0x2(%rcx),%r8d
  mov    %r9,%rcx
L17:
  xor    %edx,%edx
  cmp    $0xa,%r8b
  sete   %dl
  sub    %rdx,%rcx
  movb   $0x0,(%rcx)
  ret
L25:
  mov    %rdi,%rcx
  test   %rsi,%rsi
  je     L34
L62:
  test   %edx,%edx
  je     L51
  add    %rsi,%rdx
  jmp    L55
  nopl   0x0(%rax)
L4:
  cmp    %rsi,%rdx
  je     L17
L55:
  movzbl (%rsi),%r8d
  mov    %rcx,%r9
  add    $0x1,%rsi
  add    $0x1,%rcx
  mov    %r8b,-0x1(%rcx)
  test   %r8b,%r8b
  jne    L4
  movzbl -0x2(%rcx),%r8d
  mov    %r9,%rcx
  jmp    L17
  nop
L51:
  movzbl -0x1(%rcx),%r8d
  jmp    L17
L14:
  movzbl -0x1(%rdi),%r8d
  mov    %rdi,%rcx
  jmp    L17
```

assistant: ```c
char *safecat(to, from, len)
char *to;
register char *from;
register int len;
{
  register char *dest = to;
  len--;
  if (*dest) {
    while (len && *dest++)
      len--;
    if (len) {
      len--;
      *(dest - 1) = ' ';
    }
  }
  if (from != ((char *)0))
    while (len && (*dest++ = *from++))
      len--;
  if (len)
    dest--;
  if (*(dest - 1) == '\n')
    dest--;
  *dest = '\0';
  return to;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<isInputValid>:
  endbr64
  sub    $0x20,%edi
  cmp    $0x5e,%dil
  setbe  %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int isInputValid(char c) {
  if (c == 'a' || c == 'b' || c == 'c' || c == 'd' || c == 'e' || c == 'f' || c == 'g' || c == 'h' || c == 'i' || c == 'j' || c == 'k' || c == 'l' || c == 'm' || c == 'n' || c == 'o' || c == 'p' || c == 'q' || c == 'r' || c == 's' || c == 't' || c == 'u' || c == 'v' || c == 'w' || c == 'x' || c == 'y' || c == 'z' || c == 'A' || c == 'B' || c == 'C' || c == 'D' || c == 'E' || c == 'F' || c == 'G' || c == 'H' || c == 'I' || c == 'J' || c == 'K' || c == 'L' || c == 'M' || c == 'N' || c == 'O' || c == 'P' || c == 'Q' || c == 'R' || c == 'S' || c == 'T' || c == 'U' || c == 'V' || c == 'W' || c == 'X' || c == 'Y' || c == 'Z' || c == '`' || c == '1' || c == '2' || c == '3' || c == '4' || c == '5' || c == '6' || c == '7' || c == '8' || c == '9' || c == '0' || c == '-' || c == '=' || c == '~' || c == '!' || c == '@' || c == '#' || c == '$' || c == '%' || c == '^' || c == '&' || c == '*' || c == '(' || c == ')' || c == '_' || c == '+' || c == '[' || c == ']' || c == '\\' || c == ';' || c == '\'' || c == ',' || c == '.' || c == '/' || c == '{' || c == '}' || c == '|' || c == ':' || c == '"' || c == '<' || c == '>' || c == '?' || c == ' ') {
    return 1;
  }
  return 0;
}
```