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
<make_bf_salt_para>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %rsi,%rsi
  je     L7
  mov    %edi,%r13d
  mov    %rsi,%rdi
  mov    %rsi,%r12
  call   <strlen@plt>
  cmp    $0x16,%eax
  jle    L27
L7:
  lea    D17(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  xor    %eax,%eax
L9:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L19
  add    $0x10,%rsp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L27:
  lea    0x5(%rsp),%r14
  mov    %r13d,%edx
  lea    D22(%rip),%rsi
  xor    %eax,%eax
  mov    %r14,%rdi
  call   <sprintf@plt>
  mov    %r12,%rcx
  mov    %r14,%rdx
  xor    %eax,%eax
  lea    D7(%rip),%r12
  lea    D37(%rip),%rsi
  mov    %r12,%rdi
  call   <sprintf@plt>
  mov    %r12,%rax
  jmp    L9
L19:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D17
type_infered: string
name: disassemble_data
arguments: label: D22
type_infered: string
name: disassemble_data
arguments: label: D37
type_infered: string

tool: D17: Invalid Salt, please use up to 22 random alphanumeric characters


tool: D22: %02d

tool: D37: $2a$%s$%s$

assistant: ```c
char *make_bf_salt_para(int rounds, char *saltpara) {
  static char salt[31];
  char tbuf[3];
  if (saltpara && (strlen(saltpara) <= 22)) {
    sprintf(tbuf, "%02d", rounds);
    sprintf(salt, "$2a$%s$%s$", tbuf, saltpara);
    return salt;
  }
  printf("Invalid Salt, please use up to 22 random alphanumeric characters\n");
  exit(1);
  return NULL;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<make_bf_salt_para>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %rsi,%rsi
  je     L12
  mov    %edi,%r13d
  mov    %rsi,%rdi
  mov    %rsi,%r12
  call   <strlen@plt>
  cmp    $0x16,%eax
  jle    L9
L12:
  lea    D33(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  xor    %eax,%eax
L2:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L38
  add    $0x10,%rsp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L9:
  lea    0x5(%rsp),%r14
  mov    %r13d,%edx
  lea    D38(%rip),%rsi
  xor    %eax,%eax
  mov    %r14,%rdi
  call   <sprintf@plt>
  mov    %r12,%rcx
  mov    %r14,%rdx
  xor    %eax,%eax
  lea    D32(%rip),%r12
  lea    D4(%rip),%rsi
  mov    %r12,%rdi
  call   <sprintf@plt>
  mov    %r12,%rax
  jmp    L2
L38:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D33
type: string
name: unpack_data
arguments: data_tag: D38
type: string
name: unpack_data
arguments: data_tag: D4
type: string

tool: D33: Invalid Salt, please use up to 22 random alphanumeric characters


tool: D38: %02d

tool: D4: $2a$%s$%s$

assistant: ```c
char *make_bf_salt_para(int rounds, char *saltpara) {
  static char salt[31];
  char tbuf[3];
  if (saltpara && (strlen(saltpara) <= 22)) {
    sprintf(tbuf, "%02d", rounds);
    sprintf(salt, "$2a$%s$%s$", tbuf, saltpara);
    return salt;
  }
  printf("Invalid Salt, please use up to 22 random alphanumeric characters\n");
  exit(1);
  return NULL;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<fact>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movq   $0x1,-0x8(%rbp)
  movl   $0x1,-0xc(%rbp)
  jmp    L2
L3:
  mov    -0xc(%rbp),%eax
  cltq
  mov    -0x8(%rbp),%rdx
  imul   %rdx,%rax
  mov    %rax,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L2:
  mov    -0xc(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jle    L3
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
long fact(int n) {
  int i;
  long ret = 1;
  for (i = 1; i <= n; i++)
    ret *= i;
  return ret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<fact>:
  endbr64
  test   %edi,%edi
  jle    L14
  lea    0x1(%rdi),%ecx
  mov    $0x1,%eax
  mov    $0x1,%edx
L13:
  imul   %rax,%rdx
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L13
L8:
  mov    %rdx,%rax
  ret
L14:
  mov    $0x1,%edx
  jmp    L8
```

assistant: ```c
long fact(int n) {
  int i;
  long ret = 1;
  for (i = 1; i <= n; i++)
    ret *= i;
  return ret;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<fact>:
  endbr64
  test   %edi,%edi
  jle    L16
  lea    0x1(%rdi),%edx
  mov    $0x1,%eax
  mov    $0x1,%r8d
  cs nopw 0x0(%rax,%rax,1)
L17:
  imul   %rax,%r8
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L17
  mov    %r8,%rax
  ret
  nopl   0x0(%rax)
L16:
  mov    $0x1,%r8d
  mov    %r8,%rax
  ret
```

assistant: ```c
long fact(int n) {
  int i;
  long ret = 1;
  for (i = 1; i <= n; i++)
    ret *= i;
  return ret;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<fact>:
  endbr64
  test   %edi,%edi
  jle    L8
  lea    0x1(%rdi),%edx
  mov    $0x1,%eax
  mov    $0x1,%r8d
  cs nopw 0x0(%rax,%rax,1)
L12:
  imul   %rax,%r8
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L12
  mov    %r8,%rax
  ret
  nopl   0x0(%rax)
L8:
  mov    $0x1,%r8d
  mov    %r8,%rax
  ret
```

assistant: ```c
long fact(int n) {
  int i;
  long ret = 1;
  for (i = 1; i <= n; i++)
    ret *= i;
  return ret;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<Aligned_Malloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <Aligned_UnsafeMalloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L2
  mov    $0x103,%edx
  lea    D19(%rip),%rax
  mov    %rax,%rsi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  call   <Panic@plt>
L2:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D19
type_infered: string
name: extract_symbolic_data
arguments: data_label: D18
type_infered: string

tool: D19: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h

tool: D18: VERIFY %s:%d


assistant: ```c
void *Aligned_Malloc(size_t size) {
  void *buf;
  buf = Aligned_UnsafeMalloc(size);
  ({
    if (__builtin_expect((!(buf)), 0)) {
      Panic("VERIFY %s:%d"
            "\n",
            "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h", 259);
      if (0) {
        if (buf) {
          ;
        }
      }
    }
    (void)0;
  });
  return buf;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<Aligned_Malloc>:
  endbr64
  push   %rbx
  call   <Aligned_UnsafeMalloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  mov    $0x0,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L17
L15:
  mov    %rbx,%rax
  pop    %rbx
  ret
L17:
  mov    $0x103,%edx
  lea    D13(%rip),%rsi
  lea    D0(%rip),%rdi
  call   <Panic@plt>
  jmp    L15
```

tool_calls: name: read_data
arguments: label: D13
data_type: string
name: read_data
arguments: label: D0
data_type: string

tool: D13: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h

tool: D0: VERIFY %s:%d


assistant: ```c
void *Aligned_Malloc(size_t size) {
  void *buf;
  buf = Aligned_UnsafeMalloc(size);
  ({
    if (__builtin_expect((!(buf)), 0)) {
      Panic("VERIFY %s:%d"
            "\n",
            "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h", 259);
      if (0) {
        if (buf) {
          ;
        }
      }
    }
    (void)0;
  });
  return buf;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Aligned_Malloc>:
  endbr64
  push   %r12
  call   <Aligned_UnsafeMalloc@plt>
  xor    %edi,%edi
  test   %rax,%rax
  mov    %rax,%r12
  sete   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L1
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L1:
  mov    $0x103,%edx
  lea    D2(%rip),%rsi
  lea    D8(%rip),%rdi
  call   <Panic@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D2
type_infered: string
name: disassemble_data
arguments: data_label: D8
type_infered: string

tool: D2: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h

tool: D8: VERIFY %s:%d


assistant: ```c
void *Aligned_Malloc(size_t size) {
  void *buf;
  buf = Aligned_UnsafeMalloc(size);
  ({
    if (__builtin_expect((!(buf)), 0)) {
      Panic("VERIFY %s:%d"
            "\n",
            "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h", 259);
      if (0) {
        if (buf) {
          ;
        }
      }
    }
    (void)0;
  });
  return buf;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<Aligned_Malloc>:
  endbr64
  push   %r12
  call   <Aligned_UnsafeMalloc@plt>
  xor    %edi,%edi
  test   %rax,%rax
  mov    %rax,%r12
  sete   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L9
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L9:
  mov    $0x103,%edx
  lea    D1(%rip),%rsi
  lea    D2(%rip),%rdi
  call   <Panic@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: label: D1
datatype: string
name: read_data
arguments: label: D2
datatype: string

tool: D1: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h

tool: D2: VERIFY %s:%d


assistant: ```c
void *Aligned_Malloc(size_t size) {
  void *buf;
  buf = Aligned_UnsafeMalloc(size);
  ({
    if (__builtin_expect((!(buf)), 0)) {
      Panic("VERIFY %s:%d"
            "\n",
            "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/pexip/os-open-vm-tools/refs/heads/master/open-vm-tools/lib/include/memaligned.h", 259);
      if (0) {
        if (buf) {
          ;
        }
      }
    }
    (void)0;
  });
  return buf;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movl   $0x3d0900,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x1,-0x14(%rbp)
  movl   $0x2,-0x10(%rbp)
  jmp    L7
L0:
  mov    -0x14(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  jne    L10
  mov    -0x14(%rbp),%eax
  add    %eax,-0xc(%rbp)
L10:
  mov    -0x10(%rbp),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x14(%rbp),%eax
  add    %eax,-0x10(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,-0x14(%rbp)
L7:
  mov    -0x14(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jl     L0
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%eax
  mov    %eax,%esi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D4
type_guessed: string

tool: D4: The sum of all the even-valued Fibonacci numbers less than %d is %d


assistant: ```c
int main() {
  int a, b;
  int MAX = 4000000;
  int sum = 0;
  a = 1;
  b = 2;
  while (a < MAX) {
    if (a % 2 == 0)
      sum += a;
    int temp = b;
    b = a + b;
    a = temp;
  }
  printf("The sum of all the even-valued Fibonacci numbers less than %d is %d\n", MAX, sum);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%eax
  mov    $0x1,%ecx
  mov    $0x0,%edx
L12:
  lea    (%rcx,%rax,1),%esi
  cmp    $0x3d08ff,%eax
  jg     L8
  lea    (%rdx,%rax,1),%ecx
  test   $0x1,%al
  cmove  %ecx,%edx
  mov    %eax,%ecx
  mov    %esi,%eax
  jmp    L12
L8:
  mov    $0x3d0900,%esi
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D1
type_infered: string

tool: D1: The sum of all the even-valued Fibonacci numbers less than %d is %d


assistant: ```c
int main() {
  int a, b;
  int MAX = 4000000;
  int sum = 0;
  a = 1;
  b = 2;
  while (a < MAX) {
    if (a % 2 == 0)
      sum += a;
    int temp = b;
    b = a + b;
    a = temp;
  }
  printf("The sum of all the even-valued Fibonacci numbers less than %d is %d\n", MAX, sum);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%eax
  mov    $0x1,%ecx
  xor    %edx,%edx
  jmp    L10
  cs nopw 0x0(%rax,%rax,1)
L8:
  lea    (%rdx,%rax,1),%ecx
  test   $0x1,%al
  cmove  %ecx,%edx
  mov    %eax,%ecx
  mov    %esi,%eax
L10:
  lea    (%rax,%rcx,1),%esi
  cmp    $0x3d08ff,%eax
  jle    L8
  mov    $0x3d0900,%esi
  lea    D7(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

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

tool: D7: The sum of all the even-valued Fibonacci numbers less than %d is %d


assistant: ```c
int main() {
  int a, b;
  int MAX = 4000000;
  int sum = 0;
  a = 1;
  b = 2;
  while (a < MAX) {
    if (a % 2 == 0)
      sum += a;
    int temp = b;
    b = a + b;
    a = temp;
  }
  printf("The sum of all the even-valued Fibonacci numbers less than %d is %d\n", MAX, sum);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%eax
  mov    $0x3,%ecx
  xor    %edx,%edx
  jmp    L3
  cs nopw 0x0(%rax,%rax,1)
L7:
  mov    %esi,%ecx
L3:
  lea    (%rdx,%rax,1),%esi
  test   $0x1,%al
  cmove  %esi,%edx
  lea    (%rax,%rcx,1),%esi
  mov    %ecx,%eax
  cmp    $0x3d08ff,%ecx
  jle    L7
  mov    $0x3d0900,%esi
  lea    D2(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D2
type_guessed: string

tool: D2: The sum of all the even-valued Fibonacci numbers less than %d is %d


assistant: ```c
int main() {
  int a, b;
  int MAX = 4000000;
  int sum = 0;
  a = 1;
  b = 2;
  while (a < MAX) {
    if (a % 2 == 0)
      sum += a;
    int temp = b;
    b = a + b;
    a = temp;
  }
  printf("The sum of all the even-valued Fibonacci numbers less than %d is %d\n", MAX, sum);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<copy_multprec_start_system_to_container>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    -0x8(%rbp),%rcx
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%r8d
  mov    %rax,%rsi
  mov    $0x11b,%edi
  call   <_ada_use_c2phc@plt>
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  leave
  ret
```

assistant: ```c
int copy_multprec_start_system_to_container(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(283, a, b, c, 0);
  return fail;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<copy_multprec_start_system_to_container>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%r8d
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x11b,%edi
  call   <_ada_use_c2phc@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int copy_multprec_start_system_to_container(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(283, a, b, c, 0);
  return fail;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<copy_multprec_start_system_to_container>:
  endbr64
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x11b,%edi
  jmp    1050 <_ada_use_c2phc@plt>
```

assistant: ```c
int copy_multprec_start_system_to_container(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(283, a, b, c, 0);
  return fail;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<copy_multprec_start_system_to_container>:
  endbr64
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x11b,%edi
  jmp    1050 <_ada_use_c2phc@plt>
```

assistant: ```c
int copy_multprec_start_system_to_container(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(283, a, b, c, 0);
  return fail;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<itoa>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %rsi,-0x50(%rbp)
  mov    %edx,%eax
  mov    %al,-0x54(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x30(%rbp)
L43:
  mov    -0x48(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  movsbq -0x54(%rbp),%rsi
  mov    -0x48(%rbp),%rax
  mov    $0x0,%edx
  div    %rsi
  mov    %rax,-0x48(%rbp)
  movsbq -0x54(%rbp),%rax
  mov    -0x48(%rbp),%rdx
  imul   %rdx,%rax
  mov    %rax,-0x48(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %eax,%edx
  mov    -0x48(%rbp),%rax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %al,-0x31(%rbp)
  cmpb   $0x9,-0x31(%rbp)
  ja     L45
  movzbl -0x31(%rbp),%eax
  lea    0x30(%rax),%edx
  lea    -0x20(%rbp),%rcx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  mov    %dl,(%rax)
  jmp    L49
L45:
  movzbl -0x31(%rbp),%eax
  lea    0x37(%rax),%edx
  lea    -0x20(%rbp),%rcx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  mov    %dl,(%rax)
L49:
  movsbq -0x54(%rbp),%rsi
  mov    -0x48(%rbp),%rax
  mov    $0x0,%edx
  div    %rsi
  mov    %rax,-0x48(%rbp)
  addq   $0x1,-0x30(%rbp)
  cmpq   $0x0,-0x48(%rbp)
  jne    L43
  lea    -0x20(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  sub    $0x1,%rax
  mov    %rax,-0x28(%rbp)
  movq   $0x0,-0x30(%rbp)
  jmp    L5
L34:
  mov    -0x50(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rax,%rdx
  lea    -0x20(%rbp),%rcx
  mov    -0x28(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  subq   $0x1,-0x28(%rbp)
  addq   $0x1,-0x30(%rbp)
L5:
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %rax,-0x30(%rbp)
  jb     L34
  mov    -0x50(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L37
  call   <__stack_chk_fail@plt>
L37:
  leave
  ret
```

assistant: ```c
void itoa(unsigned long n, unsigned char *s, char base) {
  unsigned long i, j;
  unsigned char tmp[20], digit;
  i = 0;
  do {
    j = n;
    n /= base;
    n *= base;
    digit = j - n;
    if (digit <= 9) {
      tmp[i] = digit + '0';
    } else {
      tmp[i] = digit - 0x0A + 'A';
    };
    n /= base;
    i++;
  } while (n != 0);
  tmp[i] = '\0';
  j = strlen(tmp) - 1;
  for (i = 0; i < strlen(tmp); i++) {
    s[i] = tmp[j];
    j--;
  }
  s[i] = '\0';
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<itoa>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%rax
  mov    %rsi,%rbx
  mov    %fs:0x28,%rcx
  mov    %rcx,0x18(%rsp)
  xor    %ecx,%ecx
  mov    $0x0,%edi
  movsbq %dl,%rcx
L1:
  mov    $0x0,%edx
  div    %rcx
  imul   %rcx,%rax
  mov    %rax,%rsi
  lea    0x30(%rdx),%r8d
  lea    0x37(%rdx),%eax
  cmp    $0x9,%dl
  cmovbe %r8d,%eax
  mov    %al,(%rsp,%rdi,1)
  mov    %rsi,%rax
  mov    $0x0,%edx
  div    %rcx
  add    $0x1,%rdi
  cmp    %rsi,%rcx
  jbe    L1
  movb   $0x0,(%rsp,%rdi,1)
  mov    %rsp,%r12
  mov    %r12,%rdi
  call   <strlen@plt>
  add    %rax,%r12
  mov    $0x0,%ebp
  mov    %rsp,%r13
  jmp    L34
L0:
  movzbl (%r12),%eax
  mov    %al,(%rbx,%rbp,1)
  add    $0x1,%rbp
L34:
  mov    %r13,%rdi
  call   <strlen@plt>
  sub    $0x1,%r12
  cmp    %rbp,%rax
  ja     L0
  movb   $0x0,(%rbx,%rbp,1)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L11
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L11:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void itoa(unsigned long n, unsigned char *s, char base) {
  unsigned long i, j;
  unsigned char tmp[20], digit;
  i = 0;
  do {
    j = n;
    n /= base;
    n *= base;
    digit = j - n;
    if (digit <= 9) {
      tmp[i] = digit + '0';
    } else {
      tmp[i] = digit - 0x0A + 'A';
    };
    n /= base;
    i++;
  } while (n != 0);
  tmp[i] = '\0';
  j = strlen(tmp) - 1;
  for (i = 0; i < strlen(tmp); i++) {
    s[i] = tmp[j];
    j--;
  }
  s[i] = '\0';
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<itoa>:
  endbr64
  push   %r13
  mov    %rdi,%rax
  xor    %edi,%edi
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rcx
  mov    %rcx,0x18(%rsp)
  xor    %ecx,%ecx
  mov    %rsp,%r13
  movsbq %dl,%rcx
  nopl   (%rax)
L35:
  xor    %edx,%edx
  div    %rcx
  imul   %rcx,%rax
  lea    0x30(%rdx),%r8d
  cmp    $0x9,%dl
  mov    %rax,%rsi
  lea    0x37(%rdx),%eax
  cmovbe %r8d,%eax
  xor    %edx,%edx
  mov    %al,0x0(%r13,%rdi,1)
  mov    %rsi,%rax
  add    $0x1,%rdi
  div    %rcx
  cmp    %rcx,%rsi
  jae    L35
  movb   $0x0,(%rsp,%rdi,1)
  mov    %r13,%rdi
  xor    %ebx,%ebx
  call   <strlen@plt>
  lea    0x0(%r13,%rax,1),%r12
  jmp    L36
  nopl   (%rax)
L26:
  movzbl (%r12),%eax
  mov    %al,0x0(%rbp,%rbx,1)
  add    $0x1,%rbx
L36:
  mov    %r13,%rdi
  sub    $0x1,%r12
  call   <strlen@plt>
  lea    0x0(%rbp,%rbx,1),%rdx
  cmp    %rbx,%rax
  ja     L26
  movb   $0x0,(%rdx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void itoa(unsigned long n, unsigned char *s, char base) {
  unsigned long i, j;
  unsigned char tmp[20], digit;
  i = 0;
  do {
    j = n;
    n /= base;
    n *= base;
    digit = j - n;
    if (digit <= 9) {
      tmp[i] = digit + '0';
    } else {
      tmp[i] = digit - 0x0A + 'A';
    };
    n /= base;
    i++;
  } while (n != 0);
  tmp[i] = '\0';
  j = strlen(tmp) - 1;
  for (i = 0; i < strlen(tmp); i++) {
    s[i] = tmp[j];
    j--;
  }
  s[i] = '\0';
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<itoa>:
  endbr64
  push   %r13
  mov    %rdi,%rax
  xor    %edi,%edi
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rcx
  mov    %rcx,0x18(%rsp)
  xor    %ecx,%ecx
  mov    %rsp,%r13
  movsbq %dl,%rcx
  nopl   (%rax)
L32:
  xor    %edx,%edx
  div    %rcx
  imul   %rcx,%rax
  lea    0x30(%rdx),%r8d
  cmp    $0x9,%dl
  mov    %rax,%rsi
  lea    0x37(%rdx),%eax
  cmovbe %r8d,%eax
  xor    %edx,%edx
  mov    %al,0x0(%r13,%rdi,1)
  mov    %rsi,%rax
  add    $0x1,%rdi
  div    %rcx
  cmp    %rcx,%rsi
  jae    L32
  movb   $0x0,(%rsp,%rdi,1)
  mov    %r13,%rdi
  xor    %ebx,%ebx
  call   <strlen@plt>
  lea    0x0(%r13,%rax,1),%r12
  jmp    L28
  nopl   (%rax)
L9:
  movzbl (%r12),%eax
  mov    %al,0x0(%rbp,%rbx,1)
  add    $0x1,%rbx
L28:
  mov    %r13,%rdi
  sub    $0x1,%r12
  call   <strlen@plt>
  lea    0x0(%rbp,%rbx,1),%rdx
  cmp    %rbx,%rax
  ja     L9
  movb   $0x0,(%rdx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L10
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void itoa(unsigned long n, unsigned char *s, char base) {
  unsigned long i, j;
  unsigned char tmp[20], digit;
  i = 0;
  do {
    j = n;
    n /= base;
    n *= base;
    digit = j - n;
    if (digit <= 9) {
      tmp[i] = digit + '0';
    } else {
      tmp[i] = digit - 0x0A + 'A';
    };
    n /= base;
    i++;
  } while (n != 0);
  tmp[i] = '\0';
  j = strlen(tmp) - 1;
  for (i = 0; i < strlen(tmp); i++) {
    s[i] = tmp[j];
    j--;
  }
  s[i] = '\0';
}
```