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
<pri_times>:
  endbr64
  mov    (%rdx),%eax
  sub    (%rsi),%eax
  pxor   %xmm0,%xmm0
  lea    D19(%rip),%rdi
  imul   $0x3b9aca00,%eax,%eax
  add    0x4(%rdx),%eax
  sub    0x4(%rsi),%eax
  cvtsi2sd %eax,%xmm0
  divsd  D16(%rip),%xmm0
  cvttsd2si %xmm0,%rsi
  jmp    1050 <printf@plt>
```

tool_calls: name: retrieve_data
arguments: label: D19
type_infered: string
name: retrieve_data
arguments: label: D16
type_infered: byte[8]

tool: D19: elapsed time:%fs


tool: {"D16": [0x00,0x00,0x00,0x00,0x65,0xcd,0xcd,0x41]}

assistant: ```c
void pri_times(clock_t real, struct timespec *tpstart, struct timespec *tpend) {
  long timediff = 0;
  timediff = (tpend->tv_sec - tpstart->tv_sec) * 1000000000 + (tpend->tv_nsec - tpstart->tv_nsec);
  printf("elapsed time:%fs\n", timediff / (double)1000000000);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<read_string>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  mov    -0x38(%rbp),%rdx
  lea    -0x10(%rbp),%rcx
  lea    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <getline@plt>
  mov    %eax,-0x1c(%rbp)
  cmpl   $0x1,-0x1c(%rbp)
  jg     L46
  cmpl   $0x1,-0x1c(%rbp)
  jne    L24
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L24
L46:
  mov    -0x18(%rbp),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  sub    $0x1,%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L43
  mov    -0x18(%rbp),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  sub    $0x1,%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  mov    -0x1c(%rbp),%edx
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %rax,-0x18(%rbp)
  subl   $0x1,-0x1c(%rbp)
L43:
  mov    -0x1c(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jle    L20
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  jmp    L26
L20:
  mov    -0x18(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,(%rax)
  mov    $0x1,%eax
  jmp    L26
L24:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0xffffffff,%eax
L26:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L37
  call   <__stack_chk_fail@plt>
L37:
  leave
  ret
```

assistant: ```c
int read_string(char **s, int maxlen, FILE *stream) {
  char *ptrlinie = NULL;
  size_t len = 0;
  ssize_t caractere_citite;
  caractere_citite = getline(&ptrlinie, &len, stream);
  if (caractere_citite > 1 || (caractere_citite == 1 && ptrlinie[0] != '\n')) {
    if (ptrlinie[caractere_citite - 1] == '\n') {
      ptrlinie[caractere_citite - 1] = '\0';
      ptrlinie = (char *)realloc(ptrlinie, caractere_citite * sizeof(char));
      --caractere_citite;
    }
    if (caractere_citite > maxlen) {
      free(ptrlinie);
      return 0;
    }
    *s = ptrlinie;
    return 1;
  } else {
    free(ptrlinie);
    return -1;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<read_string>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,%r12
  mov    %esi,%ebp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  lea    0x10(%rsp),%rsi
  lea    0x8(%rsp),%rdi
  call   <getline@plt>
  mov    %eax,%ebx
  cmp    $0x1,%eax
  jle    L17
  cltq
  mov    0x8(%rsp),%rdx
  lea    -0x1(%rdx,%rax,1),%rax
  cmpb   $0xa,(%rax)
  je     L6
L82:
  cmp    %ebp,%ebx
  jg     L87
  mov    0x8(%rsp),%rax
  mov    %rax,(%r12)
  mov    $0x1,%eax
L18:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L76
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L17:
  jne    L50
  mov    0x8(%rsp),%rax
  cmpb   $0xa,(%rax)
  jne    L82
L50:
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    $0xffffffff,%eax
  jmp    L18
L6:
  movb   $0x0,(%rax)
  mov    %ebx,%esi
  mov    0x8(%rsp),%rdi
  call   <realloc@plt>
  mov    %rax,0x8(%rsp)
  sub    $0x1,%ebx
  jmp    L82
L87:
  mov    0x8(%rsp),%rdi
  call   <free@plt>
  mov    $0x0,%eax
  jmp    L18
L76:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int read_string(char **s, int maxlen, FILE *stream) {
  char *ptrlinie = NULL;
  size_t len = 0;
  ssize_t caractere_citite;
  caractere_citite = getline(&ptrlinie, &len, stream);
  if (caractere_citite > 1 || (caractere_citite == 1 && ptrlinie[0] != '\n')) {
    if (ptrlinie[caractere_citite - 1] == '\n') {
      ptrlinie[caractere_citite - 1] = '\0';
      ptrlinie = (char *)realloc(ptrlinie, caractere_citite * sizeof(char));
      --caractere_citite;
    }
    if (caractere_citite > maxlen) {
      free(ptrlinie);
      return 0;
    }
    *s = ptrlinie;
    return 1;
  } else {
    free(ptrlinie);
    return -1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<read_string>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x8(%rsp),%rdi
  lea    0x10(%rsp),%rsi
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <getline@plt>
  mov    0x8(%rsp),%rdi
  mov    %eax,%ebx
  cmp    $0x1,%eax
  jle    L37
  cltq
  lea    -0x1(%rdi,%rax,1),%rax
  cmpb   $0xa,(%rax)
  je     L9
L46:
  cmp    %ebp,%ebx
  jg     L26
  mov    %rdi,(%r12)
  mov    $0x1,%eax
L63:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L47
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L37:
  jne    L74
  cmpb   $0xa,(%rdi)
  jne    L46
L74:
  call   <free@plt>
  mov    $0xffffffff,%eax
  jmp    L63
  nopl   0x0(%rax,%rax,1)
L26:
  call   <free@plt>
  xor    %eax,%eax
  jmp    L63
  nopl   0x0(%rax)
L9:
  movb   $0x0,(%rax)
  mov    0x8(%rsp),%rdi
  mov    %ebx,%esi
  sub    $0x1,%ebx
  call   <realloc@plt>
  mov    %rax,0x8(%rsp)
  mov    %rax,%rdi
  jmp    L46
L47:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int read_string(char **s, int maxlen, FILE *stream) {
  char *ptrlinie = NULL;
  size_t len = 0;
  ssize_t caractere_citite;
  caractere_citite = getline(&ptrlinie, &len, stream);
  if (caractere_citite > 1 || (caractere_citite == 1 && ptrlinie[0] != '\n')) {
    if (ptrlinie[caractere_citite - 1] == '\n') {
      ptrlinie[caractere_citite - 1] = '\0';
      ptrlinie = (char *)realloc(ptrlinie, caractere_citite * sizeof(char));
      --caractere_citite;
    }
    if (caractere_citite > maxlen) {
      free(ptrlinie);
      return 0;
    }
    *s = ptrlinie;
    return 1;
  } else {
    free(ptrlinie);
    return -1;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<read_string>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x8(%rsp),%rdi
  lea    0x10(%rsp),%rsi
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <getline@plt>
  mov    0x8(%rsp),%rdi
  mov    %eax,%ebx
  cmp    $0x1,%eax
  jle    L77
  cltq
  lea    -0x1(%rdi,%rax,1),%rax
  cmpb   $0xa,(%rax)
  je     L71
L47:
  cmp    %ebp,%ebx
  jg     L6
  mov    %rdi,(%r12)
  mov    $0x1,%eax
L5:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L14
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L77:
  jne    L74
  cmpb   $0xa,(%rdi)
  jne    L47
L74:
  call   <free@plt>
  mov    $0xffffffff,%eax
  jmp    L5
  nopl   0x0(%rax,%rax,1)
L6:
  call   <free@plt>
  xor    %eax,%eax
  jmp    L5
  nopl   0x0(%rax)
L71:
  movb   $0x0,(%rax)
  mov    0x8(%rsp),%rdi
  mov    %ebx,%esi
  sub    $0x1,%ebx
  call   <realloc@plt>
  mov    %rax,0x8(%rsp)
  mov    %rax,%rdi
  jmp    L47
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int read_string(char **s, int maxlen, FILE *stream) {
  char *ptrlinie = NULL;
  size_t len = 0;
  ssize_t caractere_citite;
  caractere_citite = getline(&ptrlinie, &len, stream);
  if (caractere_citite > 1 || (caractere_citite == 1 && ptrlinie[0] != '\n')) {
    if (ptrlinie[caractere_citite - 1] == '\n') {
      ptrlinie[caractere_citite - 1] = '\0';
      ptrlinie = (char *)realloc(ptrlinie, caractere_citite * sizeof(char));
      --caractere_citite;
    }
    if (caractere_citite > maxlen) {
      free(ptrlinie);
      return 0;
    }
    *s = ptrlinie;
    return 1;
  } else {
    free(ptrlinie);
    return -1;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<read_long>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <getc@plt>
  mov    %eax,-0xc(%rbp)
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jne    L11
  mov    $0xffffffffffffffff,%rax
  jmp    L32
L11:
  mov    -0xc(%rbp),%eax
  cltq
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <getc@plt>
  mov    %eax,-0xc(%rbp)
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jne    L47
  mov    $0xffffffffffffffff,%rax
  jmp    L32
L47:
  mov    -0x8(%rbp),%rax
  shl    $0x8,%rax
  mov    %rax,%rdx
  mov    -0xc(%rbp),%eax
  cltq
  or     %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <getc@plt>
  mov    %eax,-0xc(%rbp)
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jne    L1
  mov    $0xffffffffffffffff,%rax
  jmp    L32
L1:
  mov    -0x8(%rbp),%rax
  shl    $0x8,%rax
  mov    %rax,%rdx
  mov    -0xc(%rbp),%eax
  cltq
  or     %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <getc@plt>
  mov    %eax,-0xc(%rbp)
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jne    L15
  mov    $0xffffffffffffffff,%rax
  jmp    L32
L15:
  mov    -0x8(%rbp),%rax
  shl    $0x8,%rax
  mov    %rax,%rdx
  mov    -0xc(%rbp),%eax
  cltq
  or     %rdx,%rax
L32:
  leave
  ret
```

assistant: ```c
long read_long(FILE *stream) {
  int c;
  long word;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  return word << 8 | c;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<read_long>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  call   <getc@plt>
  mov    D26(%rip),%rdx
  cmp    %eax,(%rdx)
  je     L18
  movslq %eax,%rbx
  mov    %rbp,%rdi
  call   <getc@plt>
  mov    D26(%rip),%rdx
  cmp    %eax,(%rdx)
  je     L52
  shl    $0x8,%rbx
  cltq
  or     %rax,%rbx
  mov    %rbp,%rdi
  call   <getc@plt>
  mov    D26(%rip),%rdx
  cmp    %eax,(%rdx)
  je     L61
  shl    $0x8,%rbx
  cltq
  or     %rax,%rbx
  mov    %rbp,%rdi
  call   <getc@plt>
  mov    %eax,%edx
  mov    D26(%rip),%rax
  cmp    %edx,(%rax)
  je     L75
  mov    %rbx,%rax
  shl    $0x8,%rax
  movslq %edx,%rdx
  or     %rdx,%rax
L49:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L18:
  mov    $0xffffffffffffffff,%rax
  jmp    L49
L52:
  mov    $0xffffffffffffffff,%rax
  jmp    L49
L61:
  mov    $0xffffffffffffffff,%rax
  jmp    L49
L75:
  mov    $0xffffffffffffffff,%rax
  jmp    L49
```

assistant: ```c
long read_long(FILE *stream) {
  int c;
  long word;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  return word << 8 | c;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<read_long>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  call   <getc@plt>
  mov    D9(%rip),%rbp
  cmp    %eax,0x0(%rbp)
  je     L35
  mov    %r12,%rdi
  movslq %eax,%rbx
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  je     L35
  shl    $0x8,%rbx
  cltq
  mov    %r12,%rdi
  or     %rax,%rbx
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  je     L35
  cltq
  shl    $0x8,%rbx
  mov    %r12,%rdi
  or     %rax,%rbx
  call   <getc@plt>
  movslq %eax,%rdx
  cmp    %edx,0x0(%rbp)
  je     L35
  mov    %rbx,%rax
  shl    $0x8,%rax
  or     %rdx,%rax
L46:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L35:
  mov    $0xffffffffffffffff,%rax
  jmp    L46
```

assistant: ```c
long read_long(FILE *stream) {
  int c;
  long word;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  return word << 8 | c;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<read_long>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  call   <getc@plt>
  mov    D6(%rip),%rbp
  cmp    %eax,0x0(%rbp)
  je     L25
  mov    %r12,%rdi
  movslq %eax,%rbx
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  je     L25
  shl    $0x8,%rbx
  cltq
  mov    %r12,%rdi
  or     %rax,%rbx
  call   <getc@plt>
  cmp    %eax,0x0(%rbp)
  je     L25
  cltq
  shl    $0x8,%rbx
  mov    %r12,%rdi
  or     %rax,%rbx
  call   <getc@plt>
  movslq %eax,%rdx
  cmp    %edx,0x0(%rbp)
  je     L25
  mov    %rbx,%rax
  shl    $0x8,%rax
  or     %rdx,%rax
L28:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L25:
  mov    $0xffffffffffffffff,%rax
  jmp    L28
```

assistant: ```c
long read_long(FILE *stream) {
  int c;
  long word;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  word = word << 8 | c;
  c = getc(stream);
  if (c == EOF)
    return -1;
  return word << 8 | c;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ft_strdup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0xc(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_strlen@plt>
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L3
  mov    $0x0,%eax
  jmp    L26
L13:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0xc(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x8(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0xc(%rbp)
L3:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L13
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
L26:
  leave
  ret
```

assistant: ```c
char *ft_strdup(const char *s1) {
  int i;
  char *str;
  i = 0;
  str = malloc(sizeof(char) * (ft_strlen(s1) + 1));
  if (!str)
    return (NULL);
  while (s1[i]) {
    str[i] = s1[i];
    i++;
  }
  str[i] = '\0';
  return (str);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <ft_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L16
  movzbl (%rbx),%ecx
  test   %cl,%cl
  je     L36
  mov    $0x0,%edx
L22:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  movzbl (%rbx,%rdx,1),%ecx
  test   %cl,%cl
  jne    L22
L33:
  movb   $0x0,(%rax,%rdx,1)
L16:
  pop    %rbx
  ret
L36:
  mov    $0x0,%edx
  jmp    L33
```

assistant: ```c
char *ft_strdup(const char *s1) {
  int i;
  char *str;
  i = 0;
  str = malloc(sizeof(char) * (ft_strlen(s1) + 1));
  if (!str)
    return (NULL);
  while (s1[i]) {
    str[i] = s1[i];
    i++;
  }
  str[i] = '\0';
  return (str);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <ft_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L20
  movzbl (%rbx),%ecx
  test   %cl,%cl
  je     L14
  xor    %edx,%edx
  nopl   0x0(%rax,%rax,1)
L6:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  movzbl (%rbx,%rdx,1),%ecx
  test   %cl,%cl
  jne    L6
  add    %rax,%rdx
L10:
  movb   $0x0,(%rdx)
L20:
  pop    %rbx
  ret
  nop
L14:
  mov    %rax,%rdx
  jmp    L10
```

assistant: ```c
char *ft_strdup(const char *s1) {
  int i;
  char *str;
  i = 0;
  str = malloc(sizeof(char) * (ft_strlen(s1) + 1));
  if (!str)
    return (NULL);
  while (s1[i]) {
    str[i] = s1[i];
    i++;
  }
  str[i] = '\0';
  return (str);
}
```
user: Translate the below assembly code into C programming language:

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <ft_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L0
  movzbl (%rbx),%ecx
  test   %cl,%cl
  je     L6
  xor    %edx,%edx
  nopl   0x0(%rax,%rax,1)
L8:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  movzbl (%rbx,%rdx,1),%ecx
  test   %cl,%cl
  jne    L8
  add    %rax,%rdx
L11:
  movb   $0x0,(%rdx)
L0:
  pop    %rbx
  ret
  nop
L6:
  mov    %rax,%rdx
  jmp    L11
```

assistant: ```c
char *ft_strdup(const char *s1) {
  int i;
  char *str;
  i = 0;
  str = malloc(sizeof(char) * (ft_strlen(s1) + 1));
  if (!str)
    return (NULL);
  while (s1[i]) {
    str[i] = s1[i];
    i++;
  }
  str[i] = '\0';
  return (str);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<parse_quoted_string>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  movl   $0x0,-0x2c(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <skip_spaces@plt>
  mov    %rax,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x22,%al
  je     L40
  mov    $0x0,%eax
  jmp    L54
L40:
  addq   $0x1,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  jmp    L163
L95:
  cmpb   $0x22,-0x2e(%rbp)
  jne    L133
  cmpl   $0x0,-0x2c(%rbp)
  jne    L133
  mov    -0x38(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,-0x24(%rbp)
  mov    -0x24(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L93
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x0,-0x28(%rbp)
  jmp    L110
L17:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x2d(%rbp)
  cmpb   $0x5c,-0x2d(%rbp)
  jne    L142
  cmpl   $0x0,-0x2c(%rbp)
  jne    L142
  movl   $0x1,-0x2c(%rbp)
  jmp    L27
L142:
  movl   $0x0,-0x2c(%rbp)
L27:
  cmpl   $0x0,-0x2c(%rbp)
  jne    L154
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl -0x2d(%rbp),%edx
  mov    %dl,(%rax)
L154:
  addq   $0x1,-0x20(%rbp)
  addl   $0x1,-0x28(%rbp)
L110:
  mov    -0x28(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L17
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x40(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  mov    %rdx,(%rax)
  addq   $0x1,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  jmp    L54
L93:
  mov    $0x0,%eax
  jmp    L54
L133:
  cmpb   $0x5c,-0x2e(%rbp)
  jne    L113
  cmpl   $0x0,-0x2c(%rbp)
  jne    L113
  movl   $0x1,-0x2c(%rbp)
  jmp    L60
L113:
  movl   $0x0,-0x2c(%rbp)
L60:
  addq   $0x1,-0x38(%rbp)
L163:
  mov    -0x38(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x2e(%rbp)
  cmpb   $0x0,-0x2e(%rbp)
  jne    L95
  mov    $0x0,%eax
L54:
  leave
  ret
```

assistant: ```c
const char *parse_quoted_string(const char *quoted_string, char **pbuf) {
  const char *quoted_string_start;
  unsigned char c;
  int escape = 0;
  quoted_string = skip_spaces(quoted_string);
  if (*quoted_string != '"')
    return NULL;
  quoted_string_start = ++quoted_string;
  while ((c = *quoted_string)) {
    if (c == '"' && !escape) {
      int len = quoted_string - quoted_string_start;
      char *buf = (char *)malloc(len + 1);
      if (buf) {
        const char *src = quoted_string_start;
        char *dest = buf;
        int i = 0;
        for (i = 0; i < len; i++) {
          unsigned char c = *src;
          if (c == '\\' && !escape)
            escape = 1;
          else
            escape = 0;
          if (!escape)
            *dest++ = c;
          src++;
        }
        *dest = 0;
        *pbuf = buf;
        quoted_string++;
        return quoted_string;
      }
      return NULL;
    }
    if (c == '\\' && !escape)
      escape = 1;
    else {
      escape = 0;
    }
    quoted_string++;
  }
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<parse_quoted_string>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,%r13
  call   <skip_spaces@plt>
  mov    $0x0,%edx
  cmpb   $0x22,(%rax)
  jne    L119
  mov    %rax,%r12
  lea    0x1(%rax),%rbp
  movzbl 0x1(%rax),%edx
  test   %dl,%dl
  je     L42
  cmp    $0x22,%dl
  je     L89
  mov    %rbp,%rbx
  mov    $0x1,%eax
L93:
  cmp    $0x5c,%dl
  sete   %dl
  and    %edx,%eax
  mov    %rbx,%rcx
  add    $0x1,%rbx
  movzbl (%rbx),%edx
  test   %dl,%dl
  je     L64
  xor    $0x1,%eax
  cmp    $0x22,%dl
  jne    L93
  test   %al,%al
  je     L93
  sub    %r12,%rcx
  mov    %rcx,%r14
  lea    0x1(%rcx),%edi
  call   <malloc@plt>
  mov    $0x0,%edx
  test   %rax,%rax
  je     L119
  mov    %rax,%r9
  test   %r14d,%r14d
  jle    L118
  lea    -0x1(%r14),%edx
  lea    0x2(%r12,%rdx,1),%rsi
  mov    $0x0,%ecx
  mov    $0x0,%r8d
  mov    $0x1,%edi
  jmp    L85
L155:
  mov    %dl,(%rax)
  lea    0x1(%rax),%rax
  mov    %r8d,%ecx
L91:
  add    $0x1,%rbp
  cmp    %rbp,%rsi
  je     L118
L85:
  movzbl 0x0(%rbp),%edx
  cmp    $0x5c,%dl
  jne    L155
  test   %ecx,%ecx
  mov    %edi,%ecx
  je     L91
  jmp    L155
L64:
  mov    $0x0,%edx
L119:
  mov    %rdx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L42:
  mov    $0x0,%edx
  jmp    L119
L89:
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,%r9
  mov    $0x0,%edx
  test   %rax,%rax
  je     L119
  mov    %rbp,%rbx
L118:
  movb   $0x0,(%rax)
  mov    %r9,0x0(%r13)
  lea    0x1(%rbx),%rdx
  jmp    L119
```

assistant: ```c
const char *parse_quoted_string(const char *quoted_string, char **pbuf) {
  const char *quoted_string_start;
  unsigned char c;
  int escape = 0;
  quoted_string = skip_spaces(quoted_string);
  if (*quoted_string != '"')
    return NULL;
  quoted_string_start = ++quoted_string;
  while ((c = *quoted_string)) {
    if (c == '"' && !escape) {
      int len = quoted_string - quoted_string_start;
      char *buf = (char *)malloc(len + 1);
      if (buf) {
        const char *src = quoted_string_start;
        char *dest = buf;
        int i = 0;
        for (i = 0; i < len; i++) {
          unsigned char c = *src;
          if (c == '\\' && !escape)
            escape = 1;
          else
            escape = 0;
          if (!escape)
            *dest++ = c;
          src++;
        }
        *dest = 0;
        *pbuf = buf;
        quoted_string++;
        return quoted_string;
      }
      return NULL;
    }
    if (c == '\\' && !escape)
      escape = 1;
    else {
      escape = 0;
    }
    quoted_string++;
  }
  return NULL;
}
```