ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<fsd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  movl   $0x1,-0x8(%rbp)
  mov    -0x18(%rbp),%edx
  mov    -0x14(%rbp),%eax
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  je     L53
  cmpl   $0x0,-0x18(%rbp)
  jne    L23
L53:
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  jmp    L45
L56:
  mov    -0x14(%rbp),%eax
  cltd
  idivl  -0x4(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L49
  mov    -0x18(%rbp),%eax
  cltd
  idivl  -0x4(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L49
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x8(%rbp)
L49:
  subl   $0x1,-0x4(%rbp)
L23:
  cmpl   $0x1,-0x4(%rbp)
  jg     L56
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x8(%rbp),%eax
L45:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D11
data_type: string
name: unpack_data
arguments: tag: D0
data_type: string
name: unpack_data
arguments: tag: D1
data_type: string

tool: D11: 0

tool: D0: %d; 

tool: D1: %d


assistant: ```c
int fsd(int a, int b) {
  int pocet = 1;
  int delitel = a < b ? a : b;
  if (a == 0 || b == 0) {
    printf("0\n");
    return 0;
  }
  while (delitel > 1) {
    if ((a % delitel == 0) && (b % delitel == 0)) {
      printf("%d; ", delitel);
      pocet++;
    }
    delitel--;
  }
  printf("%d\n", delitel);
  return pocet;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<fsd>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  cmp    %edi,%esi
  mov    %edi,%ebx
  cmovle %esi,%ebx
  test   %edi,%edi
  je     L41
  mov    %edi,%ebp
  mov    %esi,%r12d
  test   %esi,%esi
  je     L41
  mov    $0x1,%r13d
  lea    D27(%rip),%r14
  cmp    $0x1,%ebx
  jg     L75
L34:
  mov    %ebx,%esi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L8:
  mov    %r13d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L41:
  lea    D13(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%r13d
  jmp    L8
L30:
  sub    $0x1,%ebx
  cmp    $0x1,%ebx
  je     L34
L75:
  mov    %ebp,%eax
  cltd
  idiv   %ebx
  test   %edx,%edx
  jne    L30
  mov    %r12d,%eax
  cltd
  idiv   %ebx
  test   %edx,%edx
  jne    L30
  mov    %ebx,%esi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%r13d
  jmp    L30
```

tool_calls: name: unpack_data
arguments: tag: D27
type_infered: string
name: unpack_data
arguments: tag: D21
type_infered: string
name: unpack_data
arguments: tag: D13
type_infered: string

tool: D27: %d; 

tool: D21: %d


tool: D13: 0

assistant: ```c
int fsd(int a, int b) {
  int pocet = 1;
  int delitel = a < b ? a : b;
  if (a == 0 || b == 0) {
    printf("0\n");
    return 0;
  }
  while (delitel > 1) {
    if ((a % delitel == 0) && (b % delitel == 0)) {
      printf("%d; ", delitel);
      pocet++;
    }
    delitel--;
  }
  printf("%d\n", delitel);
  return pocet;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fsd>:
  endbr64
  push   %r14
  cmp    %edi,%esi
  push   %r13
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  cmovle %esi,%ebp
  test   %edi,%edi
  je     L22
  mov    %esi,%r12d
  test   %esi,%esi
  je     L22
  mov    %edi,%ebx
  mov    $0x1,%r13d
  lea    D16(%rip),%r14
  cmp    $0x1,%ebp
  jg     L44
  jmp    L43
  nopl   0x0(%rax)
L32:
  sub    $0x1,%ebp
  cmp    $0x1,%ebp
  je     L43
L44:
  mov    %ebx,%eax
  cltd
  idiv   %ebp
  test   %edx,%edx
  jne    L32
  mov    %r12d,%eax
  cltd
  idiv   %ebp
  test   %edx,%edx
  jne    L32
  mov    %ebp,%esi
  mov    %r14,%rdi
  xor    %eax,%eax
  sub    $0x1,%ebp
  call   <printf@plt>
  add    $0x1,%r13d
  cmp    $0x1,%ebp
  jne    L44
L43:
  mov    %ebp,%esi
  lea    D26(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  pop    %rbx
  mov    %r13d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L22:
  xor    %r13d,%r13d
  lea    D5(%rip),%rdi
  call   <puts@plt>
  pop    %rbx
  mov    %r13d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: unpack_data
arguments: tag: D16
data_type: string
name: unpack_data
arguments: tag: D26
data_type: string
name: unpack_data
arguments: tag: D5
data_type: string

tool: D16: %d; 

tool: D26: %d


tool: D5: 0

assistant: ```c
int fsd(int a, int b) {
  int pocet = 1;
  int delitel = a < b ? a : b;
  if (a == 0 || b == 0) {
    printf("0\n");
    return 0;
  }
  while (delitel > 1) {
    if ((a % delitel == 0) && (b % delitel == 0)) {
      printf("%d; ", delitel);
      pocet++;
    }
    delitel--;
  }
  printf("%d\n", delitel);
  return pocet;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<fsd>:
  endbr64
  push   %r14
  cmp    %edi,%esi
  push   %r13
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  cmovle %esi,%ebp
  test   %edi,%edi
  je     L8
  mov    %esi,%r12d
  test   %esi,%esi
  je     L8
  mov    %edi,%ebx
  mov    $0x1,%r13d
  lea    D21(%rip),%r14
  cmp    $0x1,%ebp
  jg     L9
  jmp    L42
  nopl   0x0(%rax)
L29:
  sub    $0x1,%ebp
  cmp    $0x1,%ebp
  je     L42
L9:
  mov    %ebx,%eax
  cltd
  idiv   %ebp
  test   %edx,%edx
  jne    L29
  mov    %r12d,%eax
  cltd
  idiv   %ebp
  test   %edx,%edx
  jne    L29
  mov    %ebp,%esi
  mov    %r14,%rdi
  xor    %eax,%eax
  sub    $0x1,%ebp
  call   <printf@plt>
  add    $0x1,%r13d
  cmp    $0x1,%ebp
  jne    L9
L42:
  mov    %ebp,%esi
  lea    D29(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  pop    %rbx
  mov    %r13d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L8:
  xor    %r13d,%r13d
  lea    D24(%rip),%rdi
  call   <puts@plt>
  pop    %rbx
  mov    %r13d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: parse_data
arguments: label: D21
type_guessed: string
name: parse_data
arguments: label: D29
type_guessed: string
name: parse_data
arguments: label: D24
type_guessed: string

tool: D21: %d; 

tool: D29: %d


tool: D24: 0

assistant: ```c
int fsd(int a, int b) {
  int pocet = 1;
  int delitel = a < b ? a : b;
  if (a == 0 || b == 0) {
    printf("0\n");
    return 0;
  }
  while (delitel > 1) {
    if ((a % delitel == 0) && (b % delitel == 0)) {
      printf("%d; ", delitel);
      pocet++;
    }
    delitel--;
  }
  printf("%d\n", delitel);
  return pocet;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<fn1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    0x10(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x20(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

assistant: ```c
int fn1(int x) {
  int i = x;
  inline __attribute__((always_inline)) int should_not_appear1(void) { return i; }
  return should_not_appear1();
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<fn1>:
  endbr64
  mov    %edi,%eax
  ret
```

assistant: ```c
int fn1(int x) {
  int i = x;
  inline __attribute__((always_inline)) int should_not_appear1(void) { return i; }
  return should_not_appear1();
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<fn1>:
  endbr64
  mov    %edi,%eax
  ret
```

assistant: ```c
int fn1(int x) {
  int i = x;
  inline __attribute__((always_inline)) int should_not_appear1(void) { return i; }
  return should_not_appear1();
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<UpnpSendDataXmlEscaped>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <ILibXmlEscapeLength@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L3
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <ILibXmlEscape@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x28(%rbp),%ecx
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <UpnpSendData@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
L3:
  nop
  leave
  ret
```

assistant: ```c
void UpnpSendDataXmlEscaped(const void *UPnPToken, const char *Data, const int DataLength, const int Terminate) {
  int escsize;
  char *buf;
  escsize = (int)ILibXmlEscapeLength(Data);
  buf = (char *)malloc(escsize);
  if (buf != NULL) {
    escsize = ILibXmlEscape(buf, Data);
    UpnpSendData(UPnPToken, buf, escsize, Terminate);
    free(buf);
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<UpnpSendDataXmlEscaped>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    %ecx,%r13d
  mov    %rsi,%rdi
  call   <ILibXmlEscapeLength@plt>
  mov    %eax,%edi
  call   <malloc@plt>
  test   %rax,%rax
  jne    L4
L0:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L4:
  mov    %rax,%rbx
  mov    %rbp,%rsi
  mov    %rax,%rdi
  call   <ILibXmlEscape@plt>
  mov    %eax,%edx
  mov    %r13d,%ecx
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <UpnpSendData@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  jmp    L0
```

assistant: ```c
void UpnpSendDataXmlEscaped(const void *UPnPToken, const char *Data, const int DataLength, const int Terminate) {
  int escsize;
  char *buf;
  escsize = (int)ILibXmlEscapeLength(Data);
  buf = (char *)malloc(escsize);
  if (buf != NULL) {
    escsize = ILibXmlEscape(buf, Data);
    UpnpSendData(UPnPToken, buf, escsize, Terminate);
    free(buf);
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<UpnpSendDataXmlEscaped>:
  endbr64
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  mov    %rdi,%r13
  mov    %rsi,%rdi
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  sub    $0x8,%rsp
  call   <ILibXmlEscapeLength@plt>
  mov    %eax,%edi
  call   <malloc@plt>
  test   %rax,%rax
  jne    L0
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  mov    %r12,%rsi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <ILibXmlEscape@plt>
  mov    %r13,%rdi
  mov    %r14d,%ecx
  mov    %rbp,%rsi
  mov    %eax,%edx
  call   <UpnpSendData@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1090 <free@plt>
```

assistant: ```c
void UpnpSendDataXmlEscaped(const void *UPnPToken, const char *Data, const int DataLength, const int Terminate) {
  int escsize;
  char *buf;
  escsize = (int)ILibXmlEscapeLength(Data);
  buf = (char *)malloc(escsize);
  if (buf != NULL) {
    escsize = ILibXmlEscape(buf, Data);
    UpnpSendData(UPnPToken, buf, escsize, Terminate);
    free(buf);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<UpnpSendDataXmlEscaped>:
  endbr64
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  mov    %rdi,%r13
  mov    %rsi,%rdi
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  sub    $0x8,%rsp
  call   <ILibXmlEscapeLength@plt>
  mov    %eax,%edi
  call   <malloc@plt>
  test   %rax,%rax
  jne    L8
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L8:
  mov    %r12,%rsi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <ILibXmlEscape@plt>
  mov    %r13,%rdi
  mov    %r14d,%ecx
  mov    %rbp,%rsi
  mov    %eax,%edx
  call   <UpnpSendData@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1090 <free@plt>
```

assistant: ```c
void UpnpSendDataXmlEscaped(const void *UPnPToken, const char *Data, const int DataLength, const int Terminate) {
  int escsize;
  char *buf;
  escsize = (int)ILibXmlEscapeLength(Data);
  buf = (char *)malloc(escsize);
  if (buf != NULL) {
    escsize = ILibXmlEscape(buf, Data);
    UpnpSendData(UPnPToken, buf, escsize, Terminate);
    free(buf);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rdx
  lea    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <create_shape@plt>
  lea    -0x10(%rbp),%rdx
  lea    -0x18(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <__VERIFIER_plot@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

assistant: ```c
int main() {
  struct node *x;
  struct node *y;
  create_shape(&x, &y);
  __VERIFIER_plot(NULL, &x, &y);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rbp
  lea    0x8(%rsp),%rbx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <create_shape@plt>
  mov    %rbp,%rdx
  mov    %rbx,%rsi
  mov    $0x0,%edi
  call   <__VERIFIER_plot@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  mov    $0x0,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  struct node *x;
  struct node *y;
  create_shape(&x, &y);
  __VERIFIER_plot(NULL, &x, &y);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r12
  lea    0x8(%rsp),%rbp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <create_shape@plt>
  xor    %edi,%edi
  mov    %r12,%rdx
  mov    %rbp,%rsi
  call   <__VERIFIER_plot@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  struct node *x;
  struct node *y;
  create_shape(&x, &y);
  __VERIFIER_plot(NULL, &x, &y);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r12
  lea    0x8(%rsp),%rbp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <create_shape@plt>
  xor    %edi,%edi
  mov    %r12,%rdx
  mov    %rbp,%rsi
  call   <__VERIFIER_plot@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  struct node *x;
  struct node *y;
  create_shape(&x, &y);
  __VERIFIER_plot(NULL, &x, &y);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<toto>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x1b0,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpl   $0x14,-0x1a4(%rbp)
  jne    L3
  movl   $0x0,-0x1ac(%rbp)
  jmp    L51
L22:
  mov    -0x1a8(%rbp),%edx
  mov    -0x1a4(%rbp),%eax
  add    %eax,%edx
  mov    -0x1ac(%rbp),%eax
  cltq
  mov    %edx,-0x1a0(%rbp,%rax,4)
  addl   $0x1,-0x1ac(%rbp)
L51:
  cmpl   $0x14,-0x1ac(%rbp)
  jle    L22
  movl   $0x3,-0x1a8(%rbp)
  mov    $0x0,%eax
  call   <bar@plt>
  jmp    L85
L3:
  cmpl   $0x1e,-0x1a4(%rbp)
  jne    L85
  movl   $0x0,-0x1ac(%rbp)
  jmp    L34
L65:
  mov    -0x1a8(%rbp),%edx
  mov    -0x1a4(%rbp),%eax
  add    %eax,%edx
  mov    -0x1ac(%rbp),%eax
  cltq
  mov    %edx,-0x1a0(%rbp,%rax,4)
  addl   $0x1,-0x1ac(%rbp)
L34:
  cmpl   $0x14,-0x1ac(%rbp)
  jle    L65
  movl   $0x5,-0x1a8(%rbp)
L85:
  movl   $0x0,-0x1ac(%rbp)
  jmp    L28
L54:
  mov    -0x1a8(%rbp),%edx
  mov    -0x1a4(%rbp),%eax
  add    %eax,%edx
  mov    -0x1ac(%rbp),%eax
  cltq
  mov    %edx,-0x1a0(%rbp,%rax,4)
  addl   $0x1,-0x1ac(%rbp)
L28:
  cmpl   $0x14,-0x1ac(%rbp)
  jle    L54
  mov    -0x1a8(%rbp),%eax
  cltq
  mov    -0x1a0(%rbp,%rax,4),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L73
  call   <__stack_chk_fail@plt>
L73:
  leave
  ret
```

assistant: ```c
int toto() {
  int i, j, b;
  int a[100];
  if (i == 20) {
    for (j = 0; j <= 20; j++)
      a[j] = b + i;
    b = 3;
    bar();
  } else {
    if (i == 30) {
      for (j = 0; j <= 20; j++)
        a[j] = b + i;
      b = 5;
    }
  }
  for (j = 0; j <= 20; j++)
    a[j] = b + i;
  return a[b];
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<toto>:
  endbr64
  sub    $0x1a8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x198(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rax
  lea    0x54(%rsp),%rcx
  mov    %esi,%edx
L15:
  mov    %edx,(%rax)
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L15
  movslq %esi,%rax
  mov    (%rsp,%rax,4),%eax
  mov    0x198(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x1a8,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int toto() {
  int i, j, b;
  int a[100];
  if (i == 20) {
    for (j = 0; j <= 20; j++)
      a[j] = b + i;
    b = 3;
    bar();
  } else {
    if (i == 30) {
      for (j = 0; j <= 20; j++)
        a[j] = b + i;
      b = 5;
    }
  }
  for (j = 0; j <= 20; j++)
    a[j] = b + i;
  return a[b];
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<toto>:
  endbr64
  sub    $0x1a8,%rsp
  mov    %esi,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x198(%rsp)
  xor    %eax,%eax
  lea    0x54(%rsp),%rcx
  mov    %rsp,%rax
  nopl   0x0(%rax,%rax,1)
L15:
  mov    %edx,(%rax)
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L15
  movslq %esi,%rax
  mov    (%rsp,%rax,4),%eax
  mov    0x198(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L11
  add    $0x1a8,%rsp
  ret
L11:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int toto() {
  int i, j, b;
  int a[100];
  if (i == 20) {
    for (j = 0; j <= 20; j++)
      a[j] = b + i;
    b = 3;
    bar();
  } else {
    if (i == 30) {
      for (j = 0; j <= 20; j++)
        a[j] = b + i;
      b = 5;
    }
  }
  for (j = 0; j <= 20; j++)
    a[j] = b + i;
  return a[b];
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<toto>:
  endbr64
  sub    $0x1a8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x198(%rsp)
  xor    %eax,%eax
  movd   %eax,%xmm1
  pshufd $0x0,%xmm1,%xmm0
  movaps %xmm0,(%rsp)
  movaps %xmm0,0x10(%rsp)
  mov    (%rsp,%rax,4),%eax
  mov    0x198(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x1a8,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int toto() {
  int i, j, b;
  int a[100];
  if (i == 20) {
    for (j = 0; j <= 20; j++)
      a[j] = b + i;
    b = 3;
    bar();
  } else {
    if (i == 30) {
      for (j = 0; j <= 20; j++)
        a[j] = b + i;
      b = 5;
    }
  }
  for (j = 0; j <= 20; j++)
    a[j] = b + i;
  return a[b];
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<graph_dfs_preorder>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %edi,%ebx
  mov    %rsi,0x28(%rsp)
  mov    %rdx,%r14
  mov    %rcx,0x30(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x58(%rsp)
  xor    %eax,%eax
  mov    %r8,0x50(%rsp)
  lea    0x50(%rsp),%rbp
  mov    %rbp,%rsi
  call   <u_alloc@plt>
  mov    %rax,%r15
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <u_alloc@plt>
  test   %ebx,%ebx
  jle    L135
  mov    %rax,%r13
  mov    %ebx,%edx
  lea    (%rax,%rdx,4),%rdx
L74:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L74
  lea    0x4c(%rsp),%rsi
  mov    %r15,%rdi
  call   <s_reset@plt>
  mov    %ebx,%eax
  mov    %rax,0x38(%rsp)
  movq   $0x0,0x18(%rsp)
  movl   $0x0,0x24(%rsp)
  lea    0x4c(%rsp),%rax
  mov    %rax,0x8(%rsp)
  mov    %r15,0x10(%rsp)
  jmp    L92
L88:
  add    $0x1,%rbx
  cmp    %ebx,(%r12)
  jle    L126
L38:
  mov    (%r14,%rbx,4),%edi
  movslq %edi,%rax
  lea    0x0(%r13,%rax,4),%rbp
  cmpl   $0x0,0x0(%rbp)
  jne    L88
  mov    0x8(%rsp),%rdx
  mov    0x10(%rsp),%rsi
  call   <s_push@plt>
  movl   $0x1,0x0(%rbp)
  jmp    L88
L126:
  add    $0x1,%r15
  cmpl   $0x0,0x4c(%rsp)
  jle    L104
L10:
  mov    0x8(%rsp),%rsi
  mov    0x10(%rsp),%rdi
  call   <s_pop@plt>
  mov    %r15d,0x24(%rsp)
  mov    0x30(%rsp),%rdx
  mov    %eax,-0x4(%rdx,%r15,4)
  cltq
  mov    0x28(%rsp),%rcx
  mov    (%rcx,%rax,4),%ebx
  lea    0x4(%rcx,%rax,4),%r12
  cmp    (%r12),%ebx
  jge    L126
  movslq %ebx,%rbx
  jmp    L38
L104:
  addq   $0x1,0x18(%rsp)
  mov    0x18(%rsp),%rax
  cmp    %rax,0x38(%rsp)
  je     L98
L92:
  mov    0x18(%rsp),%rax
  mov    %eax,%edi
  cmpl   $0x0,0x0(%r13,%rax,4)
  jne    L104
  mov    0x8(%rsp),%rdx
  mov    0x10(%rsp),%rsi
  call   <s_push@plt>
  mov    0x18(%rsp),%rax
  movl   $0x1,0x0(%r13,%rax,4)
  cmpl   $0x0,0x4c(%rsp)
  jle    L104
  mov    0x24(%rsp),%r15d
  add    $0x1,%r15d
  movslq %r15d,%r15
  jmp    L10
L135:
  lea    0x4c(%rsp),%rsi
  mov    %r15,%rdi
  call   <s_reset@plt>
L98:
  mov    0x58(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L121
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L121:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void graph_dfs_preorder(int n, int *xadj, int *adj, int *perm, int *aux) {
  int *auxptr = aux;
  int *active = u_alloc(n, &auxptr);
  int *visit = u_alloc(n, &auxptr);
  for (int v = 0; v < n; v++) {
    visit[v] = 0;
  }
  int p = 0;
  int size;
  s_reset(active, &size);
  for (int v = 0; v < n; v++) {
    if (!visit[v]) {
      s_push(v, active, &size);
      visit[v] = 1;
      while (size > 0) {
        int v = s_pop(active, &size);
        perm[p++] = v;
        for (int j = xadj[v]; j < xadj[v + 1]; j++) {
          int w = adj[j];
          if (!visit[w]) {
            s_push(w, active, &size);
            visit[w] = 1;
          }
        }
      }
    }
  }
}
```