ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  lea    D2(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0xc(%rsp),%rsi
  lea    0x14(%rsp),%rcx
  lea    0x10(%rsp),%rdx
  lea    D9(%rip),%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%esi
  test   %esi,%esi
  je     L6
  mov    0x10(%rsp),%edx
  test   %edx,%edx
  sete   %al
  cmp    $0x1f,%esi
  setg   %cl
  or     %cl,%al
  jne    L6
  cmp    $0xc,%edx
  jle    L17
L6:
  lea    D5(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
L42:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L27
  xor    %eax,%eax
  add    $0x28,%rsp
  ret
L17:
  mov    0x14(%rsp),%ecx
  lea    D10(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L42
L27:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D2
data_type: string
name: extract_symbolic_data
arguments: label: D9
data_type: string
name: extract_symbolic_data
arguments: label: D5
data_type: string
name: extract_symbolic_data
arguments: label: D10
data_type: string

tool: D2: 
informe dia mes ano: 

tool: D9: %d%d%d

tool: D5: 
Data invalida

tool: D10: 
 Data valida %d/%d/%d

assistant: ```c
main() {
  int dia, mes, ano;
  printf("\ninforme dia mes ano: ");
  scanf("%d%d%d", &dia, &mes, &ano);
  if (dia == 0 || mes == 0 || dia > 31 || mes > 12) {
    printf("\nData invalida");
  } else {
    printf("\n Data valida %d/%d/%d", dia, mes, ano);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<forkpty>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x40(%rbp),%rdi
  mov    -0x38(%rbp),%rcx
  mov    -0x30(%rbp),%rdx
  lea    -0x10(%rbp),%rsi
  lea    -0x14(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <openpty@plt>
  cmp    $0xffffffff,%eax
  jne    L87
  mov    $0xffffffff,%eax
  jmp    L63
L87:
  call   <fork@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0xffffffff,-0xc(%rbp)
  je     L89
  cmpl   $0x0,-0xc(%rbp)
  je     L14
  jmp    L2
L89:
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    $0xffffffff,%eax
  jmp    L63
L14:
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <login_tty@plt>
  test   %eax,%eax
  je     L39
  mov    $0x1,%edi
  call   <_exit@plt>
L39:
  mov    $0x0,%eax
  jmp    L63
L2:
  mov    -0x14(%rbp),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0xc(%rbp),%eax
L63:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L60
  call   <__stack_chk_fail@plt>
L60:
  leave
  ret
```

assistant: ```c
int forkpty(int *amaster, char *name, const struct termios *termp, const struct winsize *winp) {
  int master, slave, pid;
  if (openpty(&master, &slave, name, termp, winp) == -1)
    return -1;
  switch (pid = fork()) {
  case -1:
    close(master);
    close(slave);
    return -1;
  case 0:
    close(master);
    if (login_tty(slave))
      _exit(1);
    return 0;
  default:
    *amaster = master;
    close(slave);
    return pid;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<forkpty>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbp
  mov    %rcx,%r8
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rax
  mov    %rsp,%rdi
  mov    %rdx,%rcx
  mov    %rsi,%rdx
  mov    %rax,%rsi
  call   <openpty@plt>
  mov    %eax,%ebx
  cmp    $0xffffffff,%eax
  je     L19
  call   <fork@plt>
  mov    %eax,%ebx
  cmp    $0xffffffff,%eax
  je     L9
  test   %eax,%eax
  je     L31
  mov    (%rsp),%eax
  mov    %eax,0x0(%rbp)
  mov    0x4(%rsp),%edi
  call   <close@plt>
  jmp    L19
L9:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <close@plt>
L19:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L77
  mov    %ebx,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L31:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <login_tty@plt>
  test   %eax,%eax
  jne    L6
  mov    %eax,%ebx
  jmp    L19
L6:
  mov    $0x1,%edi
  call   <_exit@plt>
  jmp    L19
L77:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int forkpty(int *amaster, char *name, const struct termios *termp, const struct winsize *winp) {
  int master, slave, pid;
  if (openpty(&master, &slave, name, termp, winp) == -1)
    return -1;
  switch (pid = fork()) {
  case -1:
    close(master);
    close(slave);
    return -1;
  case 0:
    close(master);
    if (login_tty(slave))
      _exit(1);
    return 0;
  default:
    *amaster = master;
    close(slave);
    return pid;
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<forkpty>:
  endbr64
  push   %r12
  mov    %rsi,%r9
  mov    %rcx,%r8
  mov    %rdx,%rcx
  push   %rbx
  mov    %r9,%rdx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  mov    %rsp,%rdi
  call   <openpty@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L20
  call   <fork@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L36
  test   %eax,%eax
  je     L3
  mov    (%rsp),%eax
  mov    0x4(%rsp),%edi
  mov    %eax,(%rbx)
  call   <close@plt>
L20:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L66
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
  nopl   0x0(%rax)
L3:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <login_tty@plt>
  test   %eax,%eax
  je     L20
  mov    $0x1,%edi
  call   <_exit@plt>
  jmp    L20
  nopl   0x0(%rax)
L36:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <close@plt>
  jmp    L20
L66:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int forkpty(int *amaster, char *name, const struct termios *termp, const struct winsize *winp) {
  int master, slave, pid;
  if (openpty(&master, &slave, name, termp, winp) == -1)
    return -1;
  switch (pid = fork()) {
  case -1:
    close(master);
    close(slave);
    return -1;
  case 0:
    close(master);
    if (login_tty(slave))
      _exit(1);
    return 0;
  default:
    *amaster = master;
    close(slave);
    return pid;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<forkpty>:
  endbr64
  push   %r12
  mov    %rsi,%r9
  mov    %rcx,%r8
  mov    %rdx,%rcx
  push   %rbx
  mov    %r9,%rdx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  mov    %rsp,%rdi
  call   <openpty@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L27
  call   <fork@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L4
  test   %eax,%eax
  je     L66
  mov    (%rsp),%eax
  mov    0x4(%rsp),%edi
  mov    %eax,(%rbx)
  call   <close@plt>
L27:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L42
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
  nopl   0x0(%rax)
L66:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <login_tty@plt>
  test   %eax,%eax
  je     L27
  mov    $0x1,%edi
  call   <_exit@plt>
  jmp    L27
  nopl   0x0(%rax)
L4:
  mov    (%rsp),%edi
  call   <close@plt>
  mov    0x4(%rsp),%edi
  call   <close@plt>
  jmp    L27
L42:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int forkpty(int *amaster, char *name, const struct termios *termp, const struct winsize *winp) {
  int master, slave, pid;
  if (openpty(&master, &slave, name, termp, winp) == -1)
    return -1;
  switch (pid = fork()) {
  case -1:
    close(master);
    close(slave);
    return -1;
  case 0:
    close(master);
    if (login_tty(slave))
      _exit(1);
    return 0;
  default:
    *amaster = master;
    close(slave);
    return pid;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<subfunc2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x110(%rbp),%rax
  lea    D2(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  lea    -0x110(%rbp),%rax
  mov    $0x32,%edx
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <getfname@plt>
  test   %rax,%rax
  je     L7
  lea    -0x110(%rbp),%rax
  mov    %rax,%rdi
  call   <showfile@plt>
L7:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D2
datatype: string
name: disassemble_data
arguments: data_label: D6
datatype: string

tool: D2: ../demos/tui.c

tool: D6: File to browse:

assistant: ```c
void subfunc2(void) {
  char fname[256];
  strcpy(fname, "../demos/tui.c");
  if (getfname("File to browse:", fname, 50))
    showfile(fname);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<subfunc2>:
  endbr64
  push   %rbx
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  lea    D0(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcpy@plt>
  mov    $0x32,%edx
  mov    %rbx,%rsi
  lea    D18(%rip),%rdi
  call   <getfname@plt>
  test   %rax,%rax
  jne    L25
L23:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  add    $0x110,%rsp
  pop    %rbx
  ret
L25:
  mov    %rsp,%rdi
  call   <showfile@plt>
  jmp    L23
L16:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D0
type_guessed: string
name: read_data
arguments: tag: D18
type_guessed: string

tool: D0: ../demos/tui.c

tool: D18: File to browse:

assistant: ```c
void subfunc2(void) {
  char fname[256];
  strcpy(fname, "../demos/tui.c");
  if (getfname("File to browse:", fname, 50))
    showfile(fname);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<subfunc2>:
  endbr64
  push   %rbp
  lea    D7(%rip),%rsi
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    $0x32,%edx
  mov    %rbp,%rsi
  lea    D16(%rip),%rdi
  call   <getfname@plt>
  test   %rax,%rax
  jne    L8
L21:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L20
  add    $0x110,%rsp
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L8:
  mov    %rbp,%rdi
  call   <showfile@plt>
  jmp    L21
L20:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D7
datatype: string
name: parse_data
arguments: data_label: D16
datatype: string

tool: D7: ../demos/tui.c

tool: D16: File to browse:

assistant: ```c
void subfunc2(void) {
  char fname[256];
  strcpy(fname, "../demos/tui.c");
  if (getfname("File to browse:", fname, 50))
    showfile(fname);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<subfunc2>:
  endbr64
  push   %rbp
  lea    D7(%rip),%rsi
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    $0x32,%edx
  mov    %rbp,%rsi
  lea    D3(%rip),%rdi
  call   <getfname@plt>
  test   %rax,%rax
  jne    L9
L5:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L28
  add    $0x110,%rsp
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L9:
  mov    %rbp,%rdi
  call   <showfile@plt>
  jmp    L5
L28:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D7
datatype: string
name: unpack_data
arguments: label: D3
datatype: string

tool: D7: ../demos/tui.c

tool: D3: File to browse:

assistant: ```c
void subfunc2(void) {
  char fname[256];
  strcpy(fname, "../demos/tui.c");
  if (getfname("File to browse:", fname, 50))
    showfile(fname);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<clnh_partial_block>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8,-0x28(%rbp)
  mov    $0x0,%eax
  call   <_mm_setzero_si128@plt>
  mov    -0x20(%rbp),%rdx
  mov    %eax,(%rdx)
  mov    $0x0,%eax
  call   <_mm_setzero_si128@plt>
  mov    -0x28(%rbp),%rdx
  mov    %eax,(%rdx)
  mov    -0x28(%rbp),%rdi
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <clnh_partial_block_non_zero@plt>
  nop
  leave
  ret
```

assistant: ```c
void clnh_partial_block(__m128i *k, __m128i *m, size_t len, __m128i *sum1, __m128i *sum2) {
  *sum1 = _mm_setzero_si128();
  *sum2 = _mm_setzero_si128();
  clnh_partial_block_non_zero(k, m, len, sum1, sum2);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<clnh_partial_block>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    %rdx,%r14
  mov    %rcx,%rbx
  mov    %r8,%rbp
  mov    $0x0,%eax
  call   <_mm_setzero_si128@plt>
  mov    %eax,(%rbx)
  mov    $0x0,%eax
  call   <_mm_setzero_si128@plt>
  mov    %eax,0x0(%rbp)
  mov    %rbp,%r8
  mov    %rbx,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <clnh_partial_block_non_zero@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
void clnh_partial_block(__m128i *k, __m128i *m, size_t len, __m128i *sum1, __m128i *sum2) {
  *sum1 = _mm_setzero_si128();
  *sum2 = _mm_setzero_si128();
  clnh_partial_block_non_zero(k, m, len, sum1, sum2);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<clnh_partial_block>:
  endbr64
  push   %r14
  xor    %eax,%eax
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %r8,%rbx
  call   <_mm_setzero_si128@plt>
  mov    %eax,(%r12)
  xor    %eax,%eax
  call   <_mm_setzero_si128@plt>
  mov    %rbx,%r8
  mov    %r12,%rcx
  mov    %r14,%rdx
  mov    %eax,(%rbx)
  mov    %r13,%rsi
  pop    %rbx
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1070 <clnh_partial_block_non_zero@plt>
```

assistant: ```c
void clnh_partial_block(__m128i *k, __m128i *m, size_t len, __m128i *sum1, __m128i *sum2) {
  *sum1 = _mm_setzero_si128();
  *sum2 = _mm_setzero_si128();
  clnh_partial_block_non_zero(k, m, len, sum1, sum2);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<clnh_partial_block>:
  endbr64
  push   %r14
  xor    %eax,%eax
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %r8,%rbx
  call   <_mm_setzero_si128@plt>
  mov    %eax,(%r12)
  xor    %eax,%eax
  call   <_mm_setzero_si128@plt>
  mov    %rbx,%r8
  mov    %r12,%rcx
  mov    %r14,%rdx
  mov    %eax,(%rbx)
  mov    %r13,%rsi
  pop    %rbx
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1070 <clnh_partial_block_non_zero@plt>
```

assistant: ```c
void clnh_partial_block(__m128i *k, __m128i *m, size_t len, __m128i *sum1, __m128i *sum2) {
  *sum1 = _mm_setzero_si128();
  *sum2 = _mm_setzero_si128();
  clnh_partial_block_non_zero(k, m, len, sum1, sum2);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<signal_handler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D2
datatype: string

tool: D2: do not fuck with a hacker!


assistant: ```c
void signal_handler(int signo) {
  printf("do not fuck with a hacker!\n");
  exit(1);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<signal_handler>:
  endbr64
  sub    $0x8,%rsp
  lea    D0(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: data_label: D0
data_type: string

tool: D0: do not fuck with a hacker!


assistant: ```c
void signal_handler(int signo) {
  printf("do not fuck with a hacker!\n");
  exit(1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<signal_handler>:
  endbr64
  sub    $0x8,%rsp
  lea    D6(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

tool_calls: name: read_data
arguments: data_tag: D6
type_infered: string

tool: D6: do not fuck with a hacker!


assistant: ```c
void signal_handler(int signo) {
  printf("do not fuck with a hacker!\n");
  exit(1);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<signal_handler>:
  endbr64
  sub    $0x8,%rsp
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

tool_calls: name: unpack_data
arguments: label: D4
type_guessed: string

tool: D4: do not fuck with a hacker!


assistant: ```c
void signal_handler(int signo) {
  printf("do not fuck with a hacker!\n");
  exit(1);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<my_strcat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    $0x0,%r12d
  mov    $0x0,%ebx
  jmp    L29
L5:
  add    $0x1,%r12d
L29:
  movslq %r12d,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L5
  jmp    L35
L0:
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  lea    (%r12,%rbx,1),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
L35:
  movslq %ebx,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L0
  lea    (%r12,%rbx,1),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
```

assistant: ```c
char *my_strcat(char *dest, char *src) {
  register int i;
  register int j;
  i = 0;
  j = 0;
  while (dest[i] != '\0')
    i++;
  while (src[j] != '\0')
    dest[i + j] = src[j++];
  dest[i + j] = '\0';
  return dest;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<my_strcat>:
  endbr64
  mov    %rdi,%rax
  cmpb   $0x0,(%rdi)
  je     L28
  mov    $0x1,%edx
L33:
  mov    %edx,%edi
  add    $0x1,%rdx
  cmpb   $0x0,-0x1(%rax,%rdx,1)
  jne    L33
L53:
  movzbl (%rsi),%ecx
  test   %cl,%cl
  je     L2
  mov    $0x1,%edx
  movslq %edi,%r8
  add    %rax,%r8
L36:
  mov    %edx,%r9d
  mov    %cl,(%r8,%rdx,1)
  add    $0x1,%rdx
  movzbl -0x1(%rsi,%rdx,1),%ecx
  test   %cl,%cl
  jne    L36
L0:
  add    %r9d,%edi
  movslq %edi,%rdi
  movb   $0x0,(%rax,%rdi,1)
  ret
L28:
  mov    $0x0,%edi
  jmp    L53
L2:
  mov    $0x0,%r9d
  jmp    L0
```

assistant: ```c
char *my_strcat(char *dest, char *src) {
  register int i;
  register int j;
  i = 0;
  j = 0;
  while (dest[i] != '\0')
    i++;
  while (src[j] != '\0')
    dest[i + j] = src[j++];
  dest[i + j] = '\0';
  return dest;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<my_strcat>:
  endbr64
  cmpb   $0x0,(%rdi)
  mov    %rdi,%rax
  je     L22
  mov    $0x1,%edx
  nopl   0x0(%rax)
L32:
  movslq %edx,%r8
  add    $0x1,%rdx
  cmpb   $0x0,-0x1(%rax,%rdx,1)
  jne    L32
  movzbl (%rsi),%ecx
  test   %cl,%cl
  je     L5
L41:
  lea    0x1(%rax,%r8,1),%rdx
  add    $0x1,%rsi
  cs nopw 0x0(%rax,%rax,1)
L42:
  mov    %cl,(%rdx)
  movzbl (%rsi),%ecx
  mov    %rdx,%r8
  add    $0x1,%rsi
  add    $0x1,%rdx
  test   %cl,%cl
  jne    L42
  movb   $0x0,(%r8)
  ret
  nopl   0x0(%rax)
L22:
  movzbl (%rsi),%ecx
  xor    %r8d,%r8d
  test   %cl,%cl
  jne    L41
L5:
  add    %rax,%r8
  movb   $0x0,(%r8)
  ret
```

assistant: ```c
char *my_strcat(char *dest, char *src) {
  register int i;
  register int j;
  i = 0;
  j = 0;
  while (dest[i] != '\0')
    i++;
  while (src[j] != '\0')
    dest[i + j] = src[j++];
  dest[i + j] = '\0';
  return dest;
}
```
user: What is the c source code of the assembly code below:

```asm
<my_strcat>:
  endbr64
  cmpb   $0x0,(%rdi)
  mov    %rdi,%rax
  je     L23
  mov    %edi,%ecx
  lea    0x1(%rdi),%rdx
  neg    %ecx
  nopl   0x0(%rax)
L40:
  lea    (%rcx,%rdx,1),%r9d
  mov    %rdx,%r8
  add    $0x1,%rdx
  cmpb   $0x0,-0x1(%rdx)
  jne    L40
L29:
  movzbl (%rsi),%ecx
  test   %cl,%cl
  je     L12
  movslq %r9d,%r9
  add    $0x1,%rsi
  lea    0x1(%rax,%r9,1),%rdx
  nopl   0x0(%rax)
L14:
  mov    %cl,(%rdx)
  movzbl (%rsi),%ecx
  mov    %rdx,%r8
  add    $0x1,%rsi
  add    $0x1,%rdx
  test   %cl,%cl
  jne    L14
L12:
  movb   $0x0,(%r8)
  ret
  nopl   0x0(%rax)
L23:
  mov    %rdi,%r8
  xor    %r9d,%r9d
  jmp    L29
```

assistant: ```c
char *my_strcat(char *dest, char *src) {
  register int i;
  register int j;
  i = 0;
  j = 0;
  while (dest[i] != '\0')
    i++;
  while (src[j] != '\0')
    dest[i + j] = src[j++];
  dest[i + j] = '\0';
  return dest;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<qstat_strnstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movzbl (%rax),%eax
  mov    %al,-0xa(%rbp)
  cmpb   $0x0,-0xa(%rbp)
  je     L46
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x8(%rbp)
L63:
  mov    -0x28(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x28(%rbp)
  test   %rax,%rax
  je     L22
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  cmpb   $0x0,-0x9(%rbp)
  jne    L25
L22:
  mov    $0x0,%eax
  jmp    L15
L25:
  movzbl -0x9(%rbp),%eax
  cmp    -0xa(%rbp),%al
  jne    L63
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jbe    L1
  mov    $0x0,%eax
  jmp    L15
L1:
  mov    -0x8(%rbp),%rdx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L63
  subq   $0x1,-0x18(%rbp)
L46:
  mov    -0x18(%rbp),%rax
L15:
  leave
  ret
```

assistant: ```c
char *qstat_strnstr(const char *s, const char *find, size_t slen) {
  char c, sc;
  size_t len;
  if ((c = *find++) != '\0') {
    len = strlen(find);
    do {
      do {
        if ((slen-- < 1) || ((sc = *s++) == '\0')) {
          return (NULL);
        }
      } while (sc != c);
      if (len > slen) {
        return (NULL);
      }
    } while (strncmp(s, find, len) != 0);
    s--;
  }
  return ((char *)s);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<qstat_strnstr>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  movzbl (%rsi),%r12d
  test   %r12b,%r12b
  je     L22
  mov    %rdx,%r14
  lea    0x1(%rsi),%r13
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    %rax,%r15
  lea    -0x1(%r14),%rbp
  test   %r14,%r14
  jne    L71
  mov    $0x0,%ebx
  jmp    L22
L20:
  sub    $0x1,%rbp
  cmp    $0xffffffffffffffff,%rbp
  je     L27
L71:
  mov    %rbx,%r14
  add    $0x1,%rbx
  movzbl -0x1(%rbx),%eax
  test   %al,%al
  je     L69
  cmp    %al,%r12b
  jne    L20
  cmp    %rbp,%r15
  ja     L82
  mov    %r15,%rdx
  mov    %r13,%rsi
  mov    %rbx,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L20
  mov    %r14,%rbx
  jmp    L22
L27:
  mov    $0x0,%ebx
  jmp    L22
L69:
  mov    $0x0,%ebx
L22:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L82:
  mov    $0x0,%ebx
  jmp    L22
```

assistant: ```c
char *qstat_strnstr(const char *s, const char *find, size_t slen) {
  char c, sc;
  size_t len;
  if ((c = *find++) != '\0') {
    len = strlen(find);
    do {
      do {
        if ((slen-- < 1) || ((sc = *s++) == '\0')) {
          return (NULL);
        }
      } while (sc != c);
      if (len > slen) {
        return (NULL);
      }
    } while (strncmp(s, find, len) != 0);
    s--;
  }
  return ((char *)s);
}
```