ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的:

```asm
<ClearBitMask>:
  endbr64
  push   %rbp
  movzbl %dil,%ebp
  push   %rbx
  mov    %ebp,%edi
  mov    %esi,%ebx
  not    %ebx
  sub    $0x8,%rsp
  call   <Read_MFRC522@plt>
  add    $0x8,%rsp
  mov    %ebp,%edi
  and    %eax,%ebx
  movzbl %bl,%esi
  pop    %rbx
  pop    %rbp
  jmp    1060 <Write_MFRC522@plt>
```

assistant: ```c
void ClearBitMask(unsigned char reg, unsigned char mask) {
  unsigned char tmp;
  tmp = Read_MFRC522(reg);
  Write_MFRC522(reg, tmp & (~mask));
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<heapSort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x28(%rbp),%rdx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <buildMaxHeap@plt>
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L1
L0:
  mov    -0x18(%rbp),%rax
  mov    0x4(%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x18(%rbp),%rdx
  add    $0x4,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  subl   $0x1,-0x8(%rbp)
L1:
  cmpl   $0x0,-0x8(%rbp)
  jg     L0
  nop
  nop
  leave
  ret
```

assistant: ```c
void heapSort(int arr[], int length, int *heapSize) {
  int i, t;
  buildMaxHeap(arr, length, heapSize);
  for (i = length - 1; i > 0; i--) {
    {
      t = arr[1];
      arr[1] = arr[i];
      arr[i] = t;
    };
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<heapSort>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%ebx
  call   <buildMaxHeap@plt>
  lea    -0x1(%rbx),%eax
  test   %eax,%eax
  jle    L5
  cltq
L19:
  mov    0x4(%rbp),%edx
  mov    0x0(%rbp,%rax,4),%ecx
  mov    %ecx,0x4(%rbp)
  mov    %edx,0x0(%rbp,%rax,4)
  sub    $0x1,%rax
  test   %eax,%eax
  jg     L19
L5:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void heapSort(int arr[], int length, int *heapSize) {
  int i, t;
  buildMaxHeap(arr, length, heapSize);
  for (i = length - 1; i > 0; i--) {
    {
      t = arr[1];
      arr[1] = arr[i];
      arr[i] = t;
    };
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<heapSort>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <buildMaxHeap@plt>
  lea    -0x1(%rbx),%eax
  test   %eax,%eax
  jle    L15
  cltq
  nopl   (%rax)
L11:
  mov    0x0(%rbp,%rax,4),%ecx
  mov    0x4(%rbp),%edx
  mov    %ecx,0x4(%rbp)
  mov    %edx,0x0(%rbp,%rax,4)
  sub    $0x1,%rax
  test   %eax,%eax
  jg     L11
L15:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void heapSort(int arr[], int length, int *heapSize) {
  int i, t;
  buildMaxHeap(arr, length, heapSize);
  for (i = length - 1; i > 0; i--) {
    {
      t = arr[1];
      arr[1] = arr[i];
      arr[i] = t;
    };
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<heapSort>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <buildMaxHeap@plt>
  lea    -0x1(%rbx),%eax
  test   %eax,%eax
  jle    L14
  cltq
  nopl   (%rax)
L18:
  mov    0x0(%rbp,%rax,4),%ecx
  mov    0x4(%rbp),%edx
  mov    %ecx,0x4(%rbp)
  mov    %edx,0x0(%rbp,%rax,4)
  sub    $0x1,%rax
  test   %eax,%eax
  jg     L18
L14:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void heapSort(int arr[], int length, int *heapSize) {
  int i, t;
  buildMaxHeap(arr, length, heapSize);
  for (i = length - 1; i > 0; i--) {
    {
      t = arr[1];
      arr[1] = arr[i];
      arr[i] = t;
    };
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<termop_cleartab>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  sub    $0x8,%rsp
  lea    D28(%rip),%rax
  push   %rax
  lea    D23(%rip),%r9
  mov    $0x18c,%r8d
  lea    D26(%rip),%rax
  mov    %rax,%rcx
  mov    $0xffffffff,%edx
  mov    $0x4,%esi
  mov    $0x6,%edi
  mov    $0x0,%eax
  call   <tnc_log_log@plt>
  add    $0x10,%rsp
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <ansiseq_dump@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D28
type_guessed: string
name: parse_data
arguments: label: D23
type_guessed: string
name: parse_data
arguments: label: D26
type_guessed: string

tool: D28: unhandled

tool: D23: termop_cleartab

tool: D26: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c

assistant: ```c
void termop_cleartab(struct ansiseq *s) {
  tnc_log_log(6, 4, -1, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c", 396, __func__, "unhandled");
  ansiseq_dump(s);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<termop_cleartab>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  lea    D7(%rip),%rax
  push   %rax
  lea    D13(%rip),%r9
  mov    $0x18c,%r8d
  lea    D28(%rip),%rcx
  mov    $0xffffffff,%edx
  mov    $0x4,%esi
  mov    $0x6,%edi
  mov    $0x0,%eax
  call   <tnc_log_log@plt>
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <ansiseq_dump@plt>
  add    $0x10,%rsp
  pop    %rbx
  ret
```

tool_calls: name: unpack_data
arguments: label: D7
type_guessed: string
name: unpack_data
arguments: label: D13
type_guessed: string
name: unpack_data
arguments: label: D28
type_guessed: string

tool: D7: unhandled

tool: D13: termop_cleartab

tool: D28: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c

assistant: ```c
void termop_cleartab(struct ansiseq *s) {
  tnc_log_log(6, 4, -1, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c", 396, __func__, "unhandled");
  ansiseq_dump(s);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<termop_cleartab>:
  endbr64
  push   %rbp
  mov    $0xffffffff,%edx
  mov    %rdi,%rbp
  lea    D7(%rip),%rax
  mov    $0x6,%edi
  lea    D22(%rip),%r9
  mov    $0x18c,%r8d
  mov    $0x4,%esi
  lea    D4(%rip),%rcx
  sub    $0x8,%rsp
  push   %rax
  xor    %eax,%eax
  call   <tnc_log_log@plt>
  pop    %rax
  mov    %rbp,%rdi
  pop    %rdx
  xor    %eax,%eax
  pop    %rbp
  jmp    1060 <ansiseq_dump@plt>
```

tool_calls: name: read_data
arguments: data_tag: D7
type_infered: string
name: read_data
arguments: data_tag: D22
type_infered: string
name: read_data
arguments: data_tag: D4
type_infered: string

tool: D7: unhandled

tool: D22: termop_cleartab

tool: D4: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c

assistant: ```c
void termop_cleartab(struct ansiseq *s) {
  tnc_log_log(6, 4, -1, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c", 396, __func__, "unhandled");
  ansiseq_dump(s);
}
```
user: What is the c source code of the assembly code below?

```asm
<termop_cleartab>:
  endbr64
  push   %rbp
  mov    $0xffffffff,%edx
  mov    %rdi,%rbp
  lea    D7(%rip),%rax
  mov    $0x6,%edi
  lea    D6(%rip),%r9
  mov    $0x18c,%r8d
  mov    $0x4,%esi
  lea    D2(%rip),%rcx
  sub    $0x8,%rsp
  push   %rax
  xor    %eax,%eax
  call   <tnc_log_log@plt>
  pop    %rax
  mov    %rbp,%rdi
  pop    %rdx
  xor    %eax,%eax
  pop    %rbp
  jmp    1060 <ansiseq_dump@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D7
data_type: string
name: extract_symbolic_data
arguments: tag: D6
data_type: string
name: extract_symbolic_data
arguments: tag: D2
data_type: string

tool: D7: unhandled

tool: D6: termop_cleartab

tool: D2: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c

assistant: ```c
void termop_cleartab(struct ansiseq *s) {
  tnc_log_log(6, 4, -1, "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/fstd/telnetcat/refs/heads/devel/src/vt100.c", 396, __func__, "unhandled");
  ansiseq_dump(s);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<UpdateDateTimeCacheFirst>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%edi
  call   <_UpdateDateTimeCache@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void UpdateDateTimeCacheFirst() {
  _UpdateDateTimeCache(0);
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<UpdateDateTimeCacheFirst>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edi
  call   <_UpdateDateTimeCache@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void UpdateDateTimeCacheFirst() {
  _UpdateDateTimeCache(0);
  return;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<UpdateDateTimeCacheFirst>:
  endbr64
  xor    %edi,%edi
  jmp    1050 <_UpdateDateTimeCache@plt>
```

assistant: ```c
void UpdateDateTimeCacheFirst() {
  _UpdateDateTimeCache(0);
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<UpdateDateTimeCacheFirst>:
  endbr64
  xor    %edi,%edi
  jmp    1050 <_UpdateDateTimeCache@plt>
```

assistant: ```c
void UpdateDateTimeCacheFirst() {
  _UpdateDateTimeCache(0);
  return;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<change_newline2space>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L38
L24:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L38
  mov    -0x8(%rbp),%rax
  movb   $0x20,(%rax)
L38:
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzbl (%rax),%eax
  test   %al,%al
  jne    L24
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    $0x2c,%eax
  jle    L5
  mov    -0x18(%rbp),%rax
  add    $0x29,%rax
  movb   $0x2e,(%rax)
  mov    -0x18(%rbp),%rax
  add    $0x2a,%rax
  movb   $0x2e,(%rax)
  mov    -0x18(%rbp),%rax
  add    $0x2b,%rax
  movb   $0x2e,(%rax)
  mov    -0x18(%rbp),%rax
  add    $0x2c,%rax
  movb   $0x0,(%rax)
L5:
  mov    -0x18(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *change_newline2space(char *s) {
  char *ss = s;
  while (*ss++)
    if (*ss == '\n')
      *ss = ' ';
  if (strlen(s) > 44) {
    *(s + 44 - 3) = '.';
    *(s + 44 - 2) = '.';
    *(s + 44 - 1) = '.';
    *(s + 44) = '\0';
  }
  return s;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<change_newline2space>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  cmpb   $0x0,(%rdi)
  je     L10
  lea    0x2(%rdi),%rax
  jmp    L42
L22:
  movb   $0x20,-0x1(%rax)
L0:
  add    $0x1,%rax
L42:
  movzbl -0x1(%rax),%edx
  cmp    $0xa,%dl
  je     L22
  test   %dl,%dl
  jne    L0
L10:
  mov    %rbx,%rdi
  call   <strlen@plt>
  cmp    $0x2c,%eax
  jle    L17
  movb   $0x2e,0x29(%rbx)
  movb   $0x2e,0x2a(%rbx)
  movb   $0x2e,0x2b(%rbx)
  movb   $0x0,0x2c(%rbx)
L17:
  mov    %rbx,%rax
  pop    %rbx
  ret
```

assistant: ```c
char *change_newline2space(char *s) {
  char *ss = s;
  while (*ss++)
    if (*ss == '\n')
      *ss = ' ';
  if (strlen(s) > 44) {
    *(s + 44 - 3) = '.';
    *(s + 44 - 2) = '.';
    *(s + 44 - 1) = '.';
    *(s + 44) = '\0';
  }
  return s;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<change_newline2space>:
  endbr64
  push   %r12
  cmpb   $0x0,(%rdi)
  mov    %rdi,%r12
  lea    0x1(%rdi),%rax
  je     L49
  nopw   0x0(%rax,%rax,1)
L40:
  movzbl (%rax),%edx
  add    $0x1,%rax
  cmp    $0xa,%dl
  je     L7
  test   %dl,%dl
  jne    L40
L49:
  mov    %r12,%rdi
  call   <strlen@plt>
  cmp    $0x2c,%eax
  jle    L14
  movl   $0x2e2e2e,0x29(%r12)
L14:
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L7:
  movb   $0x20,-0x1(%rax)
  jmp    L40
```

assistant: ```c
char *change_newline2space(char *s) {
  char *ss = s;
  while (*ss++)
    if (*ss == '\n')
      *ss = ' ';
  if (strlen(s) > 44) {
    *(s + 44 - 3) = '.';
    *(s + 44 - 2) = '.';
    *(s + 44 - 1) = '.';
    *(s + 44) = '\0';
  }
  return s;
}
```
user: Translate the below assembly code into C programming language:

```asm
<change_newline2space>:
  endbr64
  push   %r12
  cmpb   $0x0,(%rdi)
  mov    %rdi,%r12
  lea    0x1(%rdi),%rax
  je     L12
  nopw   0x0(%rax,%rax,1)
L42:
  movzbl (%rax),%edx
  add    $0x1,%rax
  cmp    $0xa,%dl
  je     L2
  test   %dl,%dl
  jne    L42
L12:
  mov    %r12,%rdi
  call   <strlen@plt>
  cmp    $0x2c,%eax
  jle    L5
  movl   $0x2e2e2e,0x29(%r12)
L5:
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L2:
  movb   $0x20,-0x1(%rax)
  jmp    L42
```

assistant: ```c
char *change_newline2space(char *s) {
  char *ss = s;
  while (*ss++)
    if (*ss == '\n')
      *ss = ' ';
  if (strlen(s) > 44) {
    *(s + 44 - 3) = '.';
    *(s + 44 - 2) = '.';
    *(s + 44 - 1) = '.';
    *(s + 44) = '\0';
  }
  return s;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <testStruct@plt>
  mov    $0x0,%eax
  call   <testArray@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
  testStruct();
  testArray();
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <testStruct@plt>
  mov    $0x0,%eax
  call   <testArray@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  testStruct();
  testArray();
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <testStruct@plt>
  xor    %eax,%eax
  call   <testArray@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  testStruct();
  testArray();
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <testStruct@plt>
  xor    %eax,%eax
  call   <testArray@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  testStruct();
  testArray();
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<debruijn2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x24(%rbp),%eax
  cltq
  add    %eax,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x24(%rbp),%eax
  cltq
  add    %eax,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  mov    -0x24(%rbp),%eax
  imul   %eax,%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x24(%rbp),%edx
  lea    -0x18(%rbp),%rsi
  mov    -0x10(%rbp),%rax
  mov    $0x1,%r8d
  mov    $0x1,%ecx
  mov    %rax,%rdi
  call   <deb2_impl@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

assistant: ```c
void debruijn2(int _k, unsigned char *_res) {
  unsigned char *p;
  unsigned char *t;
  t = malloc(sizeof(unsigned char) * _k * 2);
  memset(t, 0, sizeof(unsigned char) * _k * 2);
  p = &_res[_k * _k];
  deb2_impl(t, &p, _k, 1, 1);
  free(t);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<debruijn2>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,%ebx
  mov    %rsi,%r12
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    (%rdi,%rdi,1),%r13d
  mov    %r13d,%edi
  call   <malloc@plt>
  mov    %rax,%rbp
  mov    %r13d,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  mov    %ebx,%eax
  imul   %ebx,%eax
  cltq
  add    %rax,%r12
  mov    %r12,(%rsp)
  mov    %rsp,%rsi
  mov    $0x1,%r8d
  mov    $0x1,%ecx
  mov    %ebx,%edx
  mov    %rbp,%rdi
  call   <deb2_impl@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void debruijn2(int _k, unsigned char *_res) {
  unsigned char *p;
  unsigned char *t;
  t = malloc(sizeof(unsigned char) * _k * 2);
  memset(t, 0, sizeof(unsigned char) * _k * 2);
  p = &_res[_k * _k];
  deb2_impl(t, &p, _k, 1, 1);
  free(t);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<debruijn2>:
  endbr64
  push   %r13
  lea    (%rdi,%rdi,1),%r13d
  push   %r12
  mov    %edi,%r12d
  mov    %r13d,%edi
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <malloc@plt>
  xor    %esi,%esi
  mov    %r13d,%edx
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <memset@plt>
  mov    %r12d,%eax
  mov    %rbp,%rdi
  mov    %rsp,%rsi
  imul   %r12d,%eax
  mov    $0x1,%r8d
  mov    $0x1,%ecx
  mov    %r12d,%edx
  cltq
  add    %rax,%rbx
  mov    %rbx,(%rsp)
  call   <deb2_impl@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void debruijn2(int _k, unsigned char *_res) {
  unsigned char *p;
  unsigned char *t;
  t = malloc(sizeof(unsigned char) * _k * 2);
  memset(t, 0, sizeof(unsigned char) * _k * 2);
  p = &_res[_k * _k];
  deb2_impl(t, &p, _k, 1, 1);
  free(t);
}
```
user: What is the c source code of the assembly code below:

```asm
<debruijn2>:
  endbr64
  push   %r13
  lea    (%rdi,%rdi,1),%r13d
  push   %r12
  mov    %edi,%r12d
  mov    %r13d,%edi
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <malloc@plt>
  xor    %esi,%esi
  mov    %r13d,%edx
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <memset@plt>
  mov    %r12d,%eax
  mov    %rbp,%rdi
  mov    %rsp,%rsi
  imul   %r12d,%eax
  mov    $0x1,%r8d
  mov    $0x1,%ecx
  mov    %r12d,%edx
  cltq
  add    %rax,%rbx
  mov    %rbx,(%rsp)
  call   <deb2_impl@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void debruijn2(int _k, unsigned char *_res) {
  unsigned char *p;
  unsigned char *t;
  t = malloc(sizeof(unsigned char) * _k * 2);
  memset(t, 0, sizeof(unsigned char) * _k * 2);
  p = &_res[_k * _k];
  deb2_impl(t, &p, _k, 1, 1);
  free(t);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<ft_strncat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_strlen@plt>
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L5
L25:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    -0x8(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x8(%rbp)
  addl   $0x1,-0x4(%rbp)
  subq   $0x1,-0x28(%rbp)
L5:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L1
  cmpq   $0x0,-0x28(%rbp)
  jne    L25
L1:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *ft_strncat(char *restrict s1, char const *restrict s2, size_t n) {
  int i;
  int j;
  i = ft_strlen(s1);
  j = 0;
  while (s2[j] != 0 && n > 0) {
    s1[i] = s2[j];
    i++;
    j++;
    n--;
  }
  s1[i] = '\0';
  return (s1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ft_strncat>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    %rdx,%rbp
  call   <ft_strlen@plt>
  movzbl (%r12),%ecx
  test   %rbp,%rbp
  je     L21
  test   %cl,%cl
  je     L21
  lea    0x1(%rax),%edx
  movslq %edx,%rdx
  cltq
  sub    %rax,%r12
  add    %rax,%rbp
L11:
  mov    %cl,-0x1(%rbx,%rdx,1)
  mov    %edx,%eax
  movzbl (%r12,%rdx,1),%ecx
  cmp    %rdx,%rbp
  setne  %dil
  test   %cl,%cl
  setne  %sil
  add    $0x1,%rdx
  test   %sil,%dil
  jne    L11
L21:
  cltq
  movb   $0x0,(%rbx,%rax,1)
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *ft_strncat(char *restrict s1, char const *restrict s2, size_t n) {
  int i;
  int j;
  i = ft_strlen(s1);
  j = 0;
  while (s2[j] != 0 && n > 0) {
    s1[i] = s2[j];
    i++;
    j++;
    n--;
  }
  s1[i] = '\0';
  return (s1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<ft_strncat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  call   <ft_strlen@plt>
  movzbl 0x0(%rbp),%edi
  test   %rbx,%rbx
  je     L10
  test   %dil,%dil
  je     L10
  lea    0x1(%rax),%ecx
  mov    %rbp,%rsi
  cltq
  movslq %ecx,%rcx
  sub    %rax,%rsi
  lea    (%rbx,%rax,1),%rdx
  cs nopw 0x0(%rax,%rax,1)
L13:
  mov    %dil,-0x1(%r12,%rcx,1)
  movzbl (%rsi,%rcx,1),%edi
  cmp    %rcx,%rdx
  mov    %ecx,%eax
  setne  %r9b
  test   %dil,%dil
  setne  %r8b
  add    $0x1,%rcx
  test   %r8b,%r9b
  jne    L13
L10:
  cltq
  pop    %rbx
  pop    %rbp
  movb   $0x0,(%r12,%rax,1)
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
char *ft_strncat(char *restrict s1, char const *restrict s2, size_t n) {
  int i;
  int j;
  i = ft_strlen(s1);
  j = 0;
  while (s2[j] != 0 && n > 0) {
    s1[i] = s2[j];
    i++;
    j++;
    n--;
  }
  s1[i] = '\0';
  return (s1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ft_strncat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  call   <ft_strlen@plt>
  movzbl 0x0(%rbp),%edi
  test   %rbx,%rbx
  je     L22
  test   %dil,%dil
  je     L22
  lea    0x1(%rax),%ecx
  mov    %rbp,%rsi
  cltq
  movslq %ecx,%rcx
  sub    %rax,%rsi
  lea    (%rbx,%rax,1),%rdx
  cs nopw 0x0(%rax,%rax,1)
L6:
  mov    %dil,-0x1(%r12,%rcx,1)
  movzbl (%rsi,%rcx,1),%edi
  cmp    %rcx,%rdx
  mov    %ecx,%eax
  setne  %r9b
  test   %dil,%dil
  setne  %r8b
  add    $0x1,%rcx
  test   %r8b,%r9b
  jne    L6
L22:
  cltq
  pop    %rbx
  pop    %rbp
  movb   $0x0,(%r12,%rax,1)
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
char *ft_strncat(char *restrict s1, char const *restrict s2, size_t n) {
  int i;
  int j;
  i = ft_strlen(s1);
  j = 0;
  while (s2[j] != 0 && n > 0) {
    s1[i] = s2[j];
    i++;
    j++;
    n--;
  }
  s1[i] = '\0';
  return (s1);
}
```