ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<cf_trial>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L12
L11:
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  addl   $0x1,-0x4(%rbp)
L12:
  mov    -0x4(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L11
  nop
  nop
  leave
  ret
```

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

tool: D6: 


assistant: ```c
void cf_trial(int numLines) {
  int i;
  for (i = 0; i < numLines; i++)
    printf("\n");
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<cf_trial>:
  endbr64
  test   %edi,%edi
  jle    L6
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%ebp
  mov    $0x0,%ebx
  lea    D6(%rip),%r12
L8:
  mov    %r12,%rdi
  call   <printf@plt>
  add    $0x1,%ebx
  cmp    %ebx,%ebp
  jne    L8
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L6:
  ret
```

tool_calls: name: retrieve_data
arguments: label: D6
data_type: string

tool: D6: 


assistant: ```c
void cf_trial(int numLines) {
  int i;
  for (i = 0; i < numLines; i++)
    printf("\n");
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<cf_trial>:
  endbr64
  test   %edi,%edi
  jle    L6
  push   %r12
  lea    D9(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  xor    %ebx,%ebx
  nopw   0x0(%rax,%rax,1)
L13:
  mov    %r12,%rdi
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  jne    L13
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L6:
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D9
data_type: string

tool: D9: 


assistant: ```c
void cf_trial(int numLines) {
  int i;
  for (i = 0; i < numLines; i++)
    printf("\n");
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<cf_trial>:
  endbr64
  test   %edi,%edi
  jle    L7
  push   %r12
  lea    D6(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  xor    %ebx,%ebx
  nopw   0x0(%rax,%rax,1)
L19:
  mov    %r12,%rdi
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  jne    L19
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L7:
  ret
```

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

tool: D6: 


assistant: ```c
void cf_trial(int numLines) {
  int i;
  for (i = 0; i < numLines; i++)
    printf("\n");
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<pointer_to_string>:
  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
  mov    (%rax),%esi
  mov    -0x18(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,%rcx
  lea    D7(%rip),%rdx
  mov    %rax,%rdi
  call   <snprintf@plt>
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  jmp    L2
L14:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
  addl   $0x1,-0x4(%rbp)
L2:
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  jl     L14
  nop
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D7
type_guessed: string

tool: D7: %p

assistant: ```c
void pointer_to_string(void *ptr, int *length, char *string) {
  int i;
  snprintf(string, *length, "%p", ptr);
  for (i = strlen(string); i < *length; i++) {
    string[i] = ' ';
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<pointer_to_string>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rcx
  mov    %rsi,%rbx
  mov    %rdx,%rbp
  lea    D7(%rip),%rdx
  mov    (%rsi),%esi
  mov    %rbp,%rdi
  call   <snprintf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    (%rbx),%eax
  jge    L8
  cltq
L16:
  movb   $0x20,0x0(%rbp,%rax,1)
  add    $0x1,%rax
  cmp    %eax,(%rbx)
  jg     L16
L8:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D7
data_type: string

tool: D7: %p

assistant: ```c
void pointer_to_string(void *ptr, int *length, char *string) {
  int i;
  snprintf(string, *length, "%p", ptr);
  for (i = strlen(string); i < *length; i++) {
    string[i] = ' ';
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<pointer_to_string>:
  endbr64
  push   %rbp
  mov    %rdx,%rbp
  mov    %rdi,%rcx
  lea    D2(%rip),%rdx
  push   %rbx
  mov    %rsi,%rbx
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  mov    (%rsi),%esi
  call   <snprintf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    (%rbx),%eax
  jge    L16
  cltq
  nopw   0x0(%rax,%rax,1)
L0:
  movb   $0x20,0x0(%rbp,%rax,1)
  add    $0x1,%rax
  cmp    %eax,(%rbx)
  jg     L0
L16:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D2
type: string

tool: D2: %p

assistant: ```c
void pointer_to_string(void *ptr, int *length, char *string) {
  int i;
  snprintf(string, *length, "%p", ptr);
  for (i = strlen(string); i < *length; i++) {
    string[i] = ' ';
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<pointer_to_string>:
  endbr64
  push   %rbp
  mov    %rdx,%rbp
  mov    %rdi,%rcx
  lea    D9(%rip),%rdx
  push   %rbx
  mov    %rsi,%rbx
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  mov    (%rsi),%esi
  call   <snprintf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    (%rbx),%eax
  jge    L0
  cltq
  nopw   0x0(%rax,%rax,1)
L15:
  movb   $0x20,0x0(%rbp,%rax,1)
  add    $0x1,%rax
  cmp    %eax,(%rbx)
  jg     L15
L0:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D9
type_infered: string

tool: D9: %p

assistant: ```c
void pointer_to_string(void *ptr, int *length, char *string) {
  int i;
  snprintf(string, *length, "%p", ptr);
  for (i = strlen(string); i < *length; i++) {
    string[i] = ' ';
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<fiorentina>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,%ecx
  mov    %esi,%eax
  mov    %edx,-0xc(%rbp)
  mov    %ecx,%edx
  mov    %dl,-0x4(%rbp)
  mov    %al,-0x8(%rbp)
  cmpb   $0x63,-0x4(%rbp)
  jne    L9
  cmpb   $0x20,-0x8(%rbp)
  jne    L9
  cmpl   $0x0,-0xc(%rbp)
  je     L12
  mov    $0x68,%edi
  call   <putchar@plt>
L12:
  mov    $0x68,%eax
  jmp    L84
L9:
  cmpb   $0x43,-0x4(%rbp)
  jne    L29
  cmpb   $0x20,-0x8(%rbp)
  jne    L29
  cmpl   $0x0,-0xc(%rbp)
  je     L59
  mov    $0x48,%edi
  call   <putchar@plt>
L59:
  mov    $0x48,%eax
  jmp    L84
L29:
  cmpl   $0x0,-0xc(%rbp)
  je     L53
  movsbl -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <putchar@plt>
L53:
  movzbl -0x4(%rbp),%eax
L84:
  leave
  ret
```

assistant: ```c
char fiorentina(char c, char prev_char, int print) {
  if (c == 'c' && prev_char == ' ') {
    if (print)
      printf("h");
    return 'h';
  } else if (c == 'C' && prev_char == ' ') {
    if (print)
      printf("H");
    return 'H';
  } else {
    if (print)
      printf("%c", c);
    return c;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<fiorentina>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  cmp    $0x20,%sil
  sete   %al
  cmp    $0x63,%dil
  jne    L78
  test   %al,%al
  jne    L99
L78:
  cmp    $0x43,%bl
  jne    L69
  test   %al,%al
  je     L69
  mov    $0x48,%eax
  test   %edx,%edx
  je     L4
  mov    $0x48,%edi
  call   <putchar@plt>
  mov    $0x48,%eax
  jmp    L4
L99:
  mov    $0x68,%eax
  test   %edx,%edx
  je     L4
  mov    $0x68,%edi
  call   <putchar@plt>
  mov    $0x68,%eax
  jmp    L4
L69:
  mov    %ebx,%eax
  test   %edx,%edx
  jne    L58
L4:
  pop    %rbx
  ret
L58:
  movsbl %bl,%edi
  call   <putchar@plt>
  mov    %ebx,%eax
  jmp    L4
```

assistant: ```c
char fiorentina(char c, char prev_char, int print) {
  if (c == 'c' && prev_char == ' ') {
    if (print)
      printf("h");
    return 'h';
  } else if (c == 'C' && prev_char == ' ') {
    if (print)
      printf("H");
    return 'H';
  } else {
    if (print)
      printf("%c", c);
    return c;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<fiorentina>:
  endbr64
  cmp    $0x20,%sil
  push   %r12
  sete   %al
  cmp    $0x63,%dil
  jne    L79
  test   %al,%al
  jne    L80
L79:
  cmp    $0x43,%dil
  jne    L89
  test   %al,%al
  je     L89
  mov    $0x48,%r12d
  test   %edx,%edx
  jne    L70
L48:
  mov    %r12d,%eax
  pop    %r12
  ret
  nopl   0x0(%rax)
L89:
  mov    %edi,%r12d
  test   %edx,%edx
  je     L48
  movsbl %dil,%edi
  call   <putchar@plt>
  mov    %r12d,%eax
  pop    %r12
  ret
  xchg   %ax,%ax
L80:
  mov    $0x68,%r12d
  test   %edx,%edx
  je     L48
  mov    $0x68,%edi
  call   <putchar@plt>
  jmp    L48
  cs nopw 0x0(%rax,%rax,1)
L70:
  mov    $0x48,%edi
  call   <putchar@plt>
  jmp    L48
```

assistant: ```c
char fiorentina(char c, char prev_char, int print) {
  if (c == 'c' && prev_char == ' ') {
    if (print)
      printf("h");
    return 'h';
  } else if (c == 'C' && prev_char == ' ') {
    if (print)
      printf("H");
    return 'H';
  } else {
    if (print)
      printf("%c", c);
    return c;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fiorentina>:
  endbr64
  cmp    $0x20,%sil
  push   %r12
  sete   %al
  cmp    $0x63,%dil
  jne    L37
  test   %al,%al
  jne    L5
L37:
  cmp    $0x43,%dil
  jne    L63
  test   %al,%al
  je     L63
  mov    $0x48,%r12d
  test   %edx,%edx
  jne    L58
L47:
  mov    %r12d,%eax
  pop    %r12
  ret
  nopl   0x0(%rax)
L63:
  mov    %edi,%r12d
  test   %edx,%edx
  je     L47
  movsbl %dil,%edi
  call   <putchar@plt>
  mov    %r12d,%eax
  pop    %r12
  ret
  xchg   %ax,%ax
L5:
  mov    $0x68,%r12d
  test   %edx,%edx
  je     L47
  mov    $0x68,%edi
  call   <putchar@plt>
  jmp    L47
  cs nopw 0x0(%rax,%rax,1)
L58:
  mov    $0x48,%edi
  call   <putchar@plt>
  jmp    L47
```

assistant: ```c
char fiorentina(char c, char prev_char, int print) {
  if (c == 'c' && prev_char == ' ') {
    if (print)
      printf("h");
    return 'h';
  } else if (c == 'C' && prev_char == ' ') {
    if (print)
      printf("H");
    return 'H';
  } else {
    if (print)
      printf("%c", c);
    return c;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<signalhandler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,%eax
  mov    %rdx,-0x20(%rbp)
  mov    %ax,-0x18(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  lea    D34(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <EVENT_SIGNAL@plt>
  mov    %eax,%esi
  lea    D58(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    D23(%rip),%eax
  cmp    $0x2,%eax
  jle    L6
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <event_del@plt>
L6:
  mov    D23(%rip),%eax
  add    $0x1,%eax
  mov    %eax,D59(%rip)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  lea    D59(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D34
type: string
name: unpack_data
arguments: label: D58
type: string
name: unpack_data
arguments: label: D59
type: string

tool: D34: in function signal_cb...

tool: D58: handle signal: %d


tool: D59: SIGINT triggered!!!

assistant: ```c
void signalhandler(int fd, short type, void *arg) {
  struct event *signal_event = (struct event *)arg;
  static int count = 0;
  printf("in function signal_cb...\n");
  printf("handle signal: %d\n", EVENT_SIGNAL(signal_event));
  if (count >= 3)
    event_del(signal_event);
  count++;
  struct event *ev = arg;
  printf("SIGINT triggered!!!\n");
}
```
user: Translate the below assembly code into C programming language:

```asm
<os_set_nonblocking>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x1,-0xc(%rbp)
  mov    D0(%rip),%rax
  mov    (%rax),%ecx
  lea    -0xc(%rbp),%rdx
  mov    -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <ioctl@plt>
  test   %rax,%rax
  sete   %al
  movzbl %al,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

assistant: ```c
int os_set_nonblocking(int fd) {
  int res = 1;
  return (0 == ioctl(fd, FIONBIO, &res));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<os_set_nonblocking>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x1,0x4(%rsp)
  lea    0x4(%rsp),%rdx
  mov    D7(%rip),%rax
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %rax,%rax
  sete   %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int os_set_nonblocking(int fd) {
  int res = 1;
  return (0 == ioctl(fd, FIONBIO, &res));
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<os_set_nonblocking>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    D5(%rip),%rax
  lea    0x4(%rsp),%rdx
  movl   $0x1,0x4(%rsp)
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %rax,%rax
  sete   %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int os_set_nonblocking(int fd) {
  int res = 1;
  return (0 == ioctl(fd, FIONBIO, &res));
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<os_set_nonblocking>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    D8(%rip),%rax
  lea    0x4(%rsp),%rdx
  movl   $0x1,0x4(%rsp)
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %rax,%rax
  sete   %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int os_set_nonblocking(int fd) {
  int res = 1;
  return (0 == ioctl(fd, FIONBIO, &res));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<merge>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%r12d
  mov    %edx,%r8d
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L42:
  cmp    %rdx,%rsp
  je     L111
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L42
L111:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L134
  orq    $0x0,-0x8(%rsp,%rax,1)
L134:
  mov    %rsp,%r10
  mov    %r8d,%r9d
  shr    $0x1f,%r9d
  add    %r8d,%r9d
  sar    %r9d
  add    %r12d,%r9d
  lea    (%r8,%r12,2),%r13d
  test   %r8d,%r8d
  jle    L100
  mov    %r10,%rax
  mov    %r8d,%edx
  lea    (%r10,%rdx,4),%rbx
  mov    %r9d,%esi
  mov    %r12d,%edx
  jmp    L65
L27:
  add    $0x1,%esi
  jmp    L26
L129:
  cmp    %edx,%r9d
  je     L25
  movslq %edx,%rcx
  mov    (%rdi,%rcx,4),%ecx
  add    $0x1,%edx
L26:
  mov    %ecx,(%rax)
  add    $0x4,%rax
  cmp    %rbx,%rax
  je     L144
L65:
  cmp    %edx,%r9d
  jle    L129
  cmp    %esi,%r13d
  jle    L129
  movslq %edx,%rcx
  mov    (%rdi,%rcx,4),%r11d
  movslq %esi,%rcx
  mov    (%rdi,%rcx,4),%ecx
  cmp    %ecx,%r11d
  jg     L27
  add    $0x1,%edx
  mov    %r11d,%ecx
  jmp    L26
L25:
  movslq %esi,%rcx
  mov    (%rdi,%rcx,4),%ecx
  add    $0x1,%esi
  jmp    L26
L144:
  mov    %r8d,%ecx
  movslq %r12d,%r12
  lea    (%rdi,%r12,4),%rsi
  mov    $0x0,%eax
L146:
  mov    (%r10,%rax,4),%edx
  mov    %edx,(%rsi,%rax,4)
  add    $0x1,%rax
  cmp    %rax,%rcx
  jne    L146
L100:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L99
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
L99:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void merge(int a[], int start, int n) {
  int t[n], k, i, j;
  i = start;
  j = start + n / 2;
  int l_i = start + n / 2;
  int l_j = start + start + n;
  for (k = 0; k < n; k++) {
    if (i < l_i && j < l_j) {
      if (a[i] <= a[j]) {
        t[k] = a[i];
        i++;
      } else {
        t[k] = a[j];
        j++;
      }
    } else if (i == l_i) {
      t[k] = a[j];
      j++;
    } else {
      t[k] = a[i];
      i++;
    }
  }
  for (k = 0; k < n; k++) {
    a[start + k] = t[k];
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<merge>:
  endbr64
  push   %rbp
  movslq %esi,%r11
  mov    %rdi,%r8
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  mov    %rsp,%rsi
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rcx
  cmp    %rsi,%rsp
  je     L69
L50:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L50
L69:
  and    $0xfff,%ecx
  sub    %rcx,%rsp
  test   %rcx,%rcx
  jne    L35
L80:
  mov    %edx,%r9d
  mov    %rsp,%r12
  lea    (%rdx,%r11,2),%ebx
  shr    $0x1f,%r9d
  add    %edx,%r9d
  sar    %r9d
  add    %r11d,%r9d
  test   %edx,%edx
  jle    L15
  mov    %edx,%edx
  mov    %r12,%rax
  mov    %r9d,%edi
  mov    %r11d,%ecx
  lea    (%r12,%rdx,4),%r13
  jmp    L63
  nopl   0x0(%rax)
L75:
  movslq %ecx,%rsi
  mov    (%r8,%rsi,4),%r10d
  movslq %edi,%rsi
  mov    (%r8,%rsi,4),%esi
  cmp    %esi,%r10d
  jg     L0
  add    $0x1,%ecx
  mov    %r10d,%esi
L39:
  mov    %esi,(%rax)
  add    $0x4,%rax
  cmp    %rax,%r13
  je     L125
L63:
  cmp    %ecx,%r9d
  jle    L2
  cmp    %edi,%ebx
  jg     L75
L2:
  cmp    %ecx,%r9d
  je     L60
  movslq %ecx,%rsi
  add    $0x4,%rax
  add    $0x1,%ecx
  mov    (%r8,%rsi,4),%esi
  mov    %esi,-0x4(%rax)
  cmp    %rax,%r13
  jne    L63
L125:
  lea    (%r8,%r11,4),%rdi
  shl    $0x2,%rdx
  mov    %r12,%rsi
  call   <memcpy@plt>
L15:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L81
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L60:
  movslq %edi,%rsi
  mov    (%r8,%rsi,4),%esi
L0:
  add    $0x1,%edi
  jmp    L39
  nopl   0x0(%rax)
L35:
  orq    $0x0,-0x8(%rsp,%rcx,1)
  jmp    L80
L81:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void merge(int a[], int start, int n) {
  int t[n], k, i, j;
  i = start;
  j = start + n / 2;
  int l_i = start + n / 2;
  int l_j = start + start + n;
  for (k = 0; k < n; k++) {
    if (i < l_i && j < l_j) {
      if (a[i] <= a[j]) {
        t[k] = a[i];
        i++;
      } else {
        t[k] = a[j];
        j++;
      }
    } else if (i == l_i) {
      t[k] = a[j];
      j++;
    } else {
      t[k] = a[i];
      i++;
    }
  }
  for (k = 0; k < n; k++) {
    a[start + k] = t[k];
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<merge>:
  endbr64
  push   %rbp
  movslq %esi,%r11
  mov    %rdi,%r8
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  mov    %rsp,%rsi
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rcx
  cmp    %rsi,%rsp
  je     L72
L18:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L18
L72:
  and    $0xfff,%ecx
  sub    %rcx,%rsp
  test   %rcx,%rcx
  jne    L54
L78:
  mov    %edx,%r9d
  mov    %rsp,%r12
  lea    (%rdx,%r11,2),%ebx
  shr    $0x1f,%r9d
  add    %edx,%r9d
  sar    %r9d
  add    %r11d,%r9d
  test   %edx,%edx
  jle    L61
  mov    %edx,%edx
  mov    %r12,%rax
  mov    %r9d,%edi
  mov    %r11d,%ecx
  lea    (%r12,%rdx,4),%r13
  jmp    L119
  nopl   0x0(%rax)
L11:
  movslq %ecx,%rsi
  mov    (%r8,%rsi,4),%r10d
  movslq %edi,%rsi
  mov    (%r8,%rsi,4),%esi
  cmp    %esi,%r10d
  jg     L29
  add    $0x1,%ecx
  mov    %r10d,%esi
L7:
  mov    %esi,(%rax)
  add    $0x4,%rax
  cmp    %rax,%r13
  je     L113
L119:
  cmp    %ecx,%r9d
  jle    L85
  cmp    %edi,%ebx
  jg     L11
L85:
  cmp    %ecx,%r9d
  je     L46
  movslq %ecx,%rsi
  add    $0x4,%rax
  add    $0x1,%ecx
  mov    (%r8,%rsi,4),%esi
  mov    %esi,-0x4(%rax)
  cmp    %rax,%r13
  jne    L119
L113:
  lea    (%r8,%r11,4),%rdi
  shl    $0x2,%rdx
  mov    %r12,%rsi
  call   <memcpy@plt>
L61:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L132
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L46:
  movslq %edi,%rsi
  mov    (%r8,%rsi,4),%esi
L29:
  add    $0x1,%edi
  jmp    L7
  nopl   0x0(%rax)
L54:
  orq    $0x0,-0x8(%rsp,%rcx,1)
  jmp    L78
L132:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void merge(int a[], int start, int n) {
  int t[n], k, i, j;
  i = start;
  j = start + n / 2;
  int l_i = start + n / 2;
  int l_j = start + start + n;
  for (k = 0; k < n; k++) {
    if (i < l_i && j < l_j) {
      if (a[i] <= a[j]) {
        t[k] = a[i];
        i++;
      } else {
        t[k] = a[j];
        j++;
      }
    } else if (i == l_i) {
      t[k] = a[j];
      j++;
    } else {
      t[k] = a[i];
      i++;
    }
  }
  for (k = 0; k < n; k++) {
    a[start + k] = t[k];
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<BUFTOL>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  mov    %rdi,%rax
  mov    $0x0,%r12d
  mov    $0x4,%ebx
  jmp    L15
L0:
  mov    %r12,%rcx
  shl    $0x8,%rcx
  mov    %rax,%rdx
  lea    0x1(%rdx),%rax
  movzbl (%rdx),%edx
  movsbq %dl,%rdx
  movzbl %dl,%edx
  or     %rdx,%rcx
  mov    %rcx,%r12
  sub    $0x1,%ebx
L15:
  test   %ebx,%ebx
  jg     L0
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
```

assistant: ```c
long BUFTOL(p)
register char *p;
{
  register long l = 0;
  register int i;
  for (i = 4; i > 0; i--) {
    l = (l << 8) | (*p++ & 0377);
  }
  return l;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<BUFTOL>:
  endbr64
  lea    0x4(%rdi),%rcx
  mov    $0x0,%eax
L3:
  shl    $0x8,%rax
  add    $0x1,%rdi
  movzbl -0x1(%rdi),%edx
  or     %rdx,%rax
  cmp    %rdi,%rcx
  jne    L3
  ret
```

assistant: ```c
long BUFTOL(p)
register char *p;
{
  register long l = 0;
  register int i;
  for (i = 4; i > 0; i--) {
    l = (l << 8) | (*p++ & 0377);
  }
  return l;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<BUFTOL>:
  endbr64
  lea    0x4(%rdi),%rcx
  xor    %eax,%eax
L2:
  movzbl (%rdi),%edx
  shl    $0x8,%rax
  add    $0x1,%rdi
  or     %rdx,%rax
  cmp    %rdi,%rcx
  jne    L2
  ret
```

assistant: ```c
long BUFTOL(p)
register char *p;
{
  register long l = 0;
  register int i;
  for (i = 4; i > 0; i--) {
    l = (l << 8) | (*p++ & 0377);
  }
  return l;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<BUFTOL>:
  endbr64
  movsbq (%rdi),%rax
  movzbl 0x1(%rdi),%edx
  shl    $0x8,%rax
  movzwl %ax,%eax
  or     %rdx,%rax
  movzbl 0x2(%rdi),%edx
  shl    $0x8,%rax
  or     %rax,%rdx
  movzbl 0x3(%rdi),%eax
  shl    $0x8,%rdx
  or     %rdx,%rax
  ret
```

assistant: ```c
long BUFTOL(p)
register char *p;
{
  register long l = 0;
  register int i;
  for (i = 4; i > 0; i--) {
    l = (l << 8) | (*p++ & 0377);
  }
  return l;
}
```