ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请从给定的汇编指令推导出C源代码:

```asm
<tscmp>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <spectonsec@plt>
  mov    %rbp,%rdi
  mov    %rax,%rbx
  call   <spectonsec@plt>
  test   %rax,%rax
  js     L14
  mov    $0xffffffff,%r8d
  test   %rbx,%rbx
  jns    L13
  add    $0x8,%rsp
  mov    %r8d,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L13:
  sub    %rbx,%rax
  mov    $0xffffffff,%esi
  mov    %rax,%rdi
  call   <MAX@plt>
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <MIN@plt>
  add    $0x8,%rsp
  mov    %eax,%r8d
  pop    %rbx
  pop    %rbp
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L14:
  not    %rbx
  add    $0x8,%rsp
  shr    $0x3f,%rbx
  mov    %rbx,%r8
  pop    %rbx
  pop    %rbp
  mov    %r8d,%eax
  ret
```

assistant: ```c
int tscmp(struct timespec *a, struct timespec *b) {
  long long m, s;
  long long rc;
  m = spectonsec(a);
  s = spectonsec(b);
  if (s < 0) {
    rc = 1;
    if (m < 0)
      rc = 0;
  } else if (m < 0) {
    rc = -1;
  } else {
    rc = MIN(MAX(s - m, -1), 1);
  }
  return rc;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<cvt_neari_sat_u8_f32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movss  %xmm0,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  call   <isinf@plt>
  test   %rax,%rax
  je     L38
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  call   <signbit@plt>
  test   %rax,%rax
  je     L7
  mov    $0x0,%eax
  jmp    L21
L7:
  mov    $0xff,%eax
  jmp    L21
L38:
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  call   <isnan@plt>
  test   %rax,%rax
  je     L14
  mov    $0x0,%eax
  jmp    L21
L14:
  pxor   %xmm0,%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L6
  mov    $0x0,%eax
  jmp    L21
L6:
  movss  -0x4(%rbp),%xmm0
  comiss D5(%rip),%xmm0
  jbe    L52
  mov    $0xff,%eax
  jmp    L21
L52:
  movss  -0x4(%rbp),%xmm0
  cvttss2si %xmm0,%eax
L21:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D5
datatype: f32

tool: D5: 255

assistant: ```c
uint8_t cvt_neari_sat_u8_f32(float a) {
  if (isinf(a)) {
    if (signbit(a))
      return 0;
    else
      return 255;
  } else if (isnan(a))
    return 0;
  else if (a < 0.0)
    return 0;
  else if (a > 255.0)
    return 255;
  else
    return (uint8_t)a;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<cvt_neari_sat_u8_f32>:
  endbr64
  sub    $0x18,%rsp
  movss  %xmm0,0xc(%rsp)
  call   <isinf@plt>
  test   %rax,%rax
  je     L28
  movss  0xc(%rsp),%xmm0
  call   <signbit@plt>
  cmp    $0x1,%rax
  sbb    %eax,%eax
  movzbl %al,%eax
L9:
  add    $0x18,%rsp
  ret
L28:
  movss  0xc(%rsp),%xmm0
  call   <isnan@plt>
  mov    %rax,%rdx
  mov    $0x0,%eax
  test   %rdx,%rdx
  jne    L9
  pxor   %xmm0,%xmm0
  movss  0xc(%rsp),%xmm1
  comiss %xmm1,%xmm0
  ja     L9
  mov    $0xff,%eax
  comiss D2(%rip),%xmm1
  ja     L9
  cvttss2si %xmm1,%eax
  jmp    L9
```

tool_calls: name: retrieve_data
arguments: data_tag: D2
type: f32

tool: D2: 255

assistant: ```c
uint8_t cvt_neari_sat_u8_f32(float a) {
  if (isinf(a)) {
    if (signbit(a))
      return 0;
    else
      return 255;
  } else if (isnan(a))
    return 0;
  else if (a < 0.0)
    return 0;
  else if (a > 255.0)
    return 255;
  else
    return (uint8_t)a;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<cvt_neari_sat_u8_f32>:
  endbr64
  sub    $0x18,%rsp
  movss  %xmm0,0xc(%rsp)
  call   <isinf@plt>
  movss  0xc(%rsp),%xmm0
  test   %rax,%rax
  je     L41
  call   <signbit@plt>
  test   %rax,%rax
  je     L49
L35:
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
  nop
L41:
  movss  %xmm0,0xc(%rsp)
  call   <isnan@plt>
  test   %rax,%rax
  jne    L35
  movss  0xc(%rsp),%xmm0
  pxor   %xmm1,%xmm1
  comiss %xmm0,%xmm1
  ja     L35
  comiss D6(%rip),%xmm0
  ja     L49
  cvttss2si %xmm0,%eax
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L49:
  mov    $0xff,%eax
  add    $0x18,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: label: D6
type_infered: f32

tool: D6: 255

assistant: ```c
uint8_t cvt_neari_sat_u8_f32(float a) {
  if (isinf(a)) {
    if (signbit(a))
      return 0;
    else
      return 255;
  } else if (isnan(a))
    return 0;
  else if (a < 0.0)
    return 0;
  else if (a > 255.0)
    return 255;
  else
    return (uint8_t)a;
}
```
user: Translate the below assembly code into C programming language:

```asm
<cvt_neari_sat_u8_f32>:
  endbr64
  sub    $0x18,%rsp
  movss  %xmm0,0xc(%rsp)
  call   <isinf@plt>
  movss  0xc(%rsp),%xmm0
  test   %rax,%rax
  je     L19
  call   <signbit@plt>
  test   %rax,%rax
  je     L4
L45:
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
  nop
L19:
  movss  %xmm0,0xc(%rsp)
  call   <isnan@plt>
  test   %rax,%rax
  jne    L45
  movss  0xc(%rsp),%xmm0
  pxor   %xmm1,%xmm1
  comiss %xmm0,%xmm1
  ja     L45
  comiss D4(%rip),%xmm0
  ja     L4
  cvttss2si %xmm0,%eax
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L4:
  mov    $0xff,%eax
  add    $0x18,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D4
data_type: f32

tool: D4: 255

assistant: ```c
uint8_t cvt_neari_sat_u8_f32(float a) {
  if (isinf(a)) {
    if (signbit(a))
      return 0;
    else
      return 255;
  } else if (isnan(a))
    return 0;
  else if (a < 0.0)
    return 0;
  else if (a > 255.0)
    return 255;
  else
    return (uint8_t)a;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<handle_perm>:
  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    -0x30(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
  mov    D8(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0x10(%rbp)
  lea    -0x10(%rbp),%rcx
  mov    -0x24(%rbp),%eax
  mov    $0x8,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  mov    %eax,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jns    L11
  mov    -0x14(%rbp),%eax
  jmp    L8
L11:
  mov    $0x0,%eax
L8:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

assistant: ```c
int handle_perm(int fan_fd, struct fanotify_event_metadata *metadata) {
  struct fanotify_response response_struct;
  int ret;
  response_struct.fd = metadata->fd;
  response_struct.response = FAN_ALLOW;
  ret = write(fan_fd, &response_struct, sizeof(response_struct));
  if (ret < 0)
    return ret;
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<handle_perm>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    (%rsi),%eax
  mov    %eax,0x4(%rsp)
  mov    D3(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%rsp)
  mov    %rsp,%rsi
  mov    $0x8,%edx
  call   <write@plt>
  test   %eax,%eax
  mov    $0x0,%edx
  cmovg  %edx,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x18,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int handle_perm(int fan_fd, struct fanotify_event_metadata *metadata) {
  struct fanotify_response response_struct;
  int ret;
  response_struct.fd = metadata->fd;
  response_struct.response = FAN_ALLOW;
  ret = write(fan_fd, &response_struct, sizeof(response_struct));
  if (ret < 0)
    return ret;
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<handle_perm>:
  endbr64
  sub    $0x18,%rsp
  mov    $0x8,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  mov    (%rsi),%eax
  mov    %rsp,%rsi
  mov    %eax,0x4(%rsp)
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%rsp)
  call   <write@plt>
  xor    %edx,%edx
  test   %eax,%eax
  cmovg  %edx,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x18,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int handle_perm(int fan_fd, struct fanotify_event_metadata *metadata) {
  struct fanotify_response response_struct;
  int ret;
  response_struct.fd = metadata->fd;
  response_struct.response = FAN_ALLOW;
  ret = write(fan_fd, &response_struct, sizeof(response_struct));
  if (ret < 0)
    return ret;
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<handle_perm>:
  endbr64
  sub    $0x18,%rsp
  mov    D0(%rip),%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  mov    (%rsi),%eax
  mov    %rsp,%rsi
  movd   (%rdx),%xmm0
  mov    $0x8,%edx
  movd   %eax,%xmm1
  punpckldq %xmm1,%xmm0
  movq   %xmm0,(%rsp)
  call   <write@plt>
  xor    %edx,%edx
  test   %eax,%eax
  cmovg  %edx,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L2
  add    $0x18,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int handle_perm(int fan_fd, struct fanotify_event_metadata *metadata) {
  struct fanotify_response response_struct;
  int ret;
  response_struct.fd = metadata->fd;
  response_struct.response = FAN_ALLOW;
  ret = write(fan_fd, &response_struct, sizeof(response_struct));
  if (ret < 0)
    return ret;
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<sha256_32_vector>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xb0,%rsp
  mov    %rdi,-0x98(%rbp)
  mov    %rsi,-0xa0(%rbp)
  mov    %rdx,-0xa8(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x90(%rbp),%rcx
  mov    -0xa8(%rbp),%rdx
  mov    -0xa0(%rbp),%rsi
  mov    -0x98(%rbp),%rax
  mov    %rax,%rdi
  call   <sha256_vector@plt>
  mov    -0x90(%rbp),%eax
  shl    $0x18,%eax
  mov    %eax,%edx
  mov    -0x8c(%rbp),%eax
  shl    $0x10,%eax
  or     %eax,%edx
  mov    -0x88(%rbp),%eax
  shl    $0x8,%eax
  or     %eax,%edx
  mov    -0x84(%rbp),%eax
  or     %edx,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
uint32_t sha256_32_vector(size_t num_elem, uint8_t *addr[], size_t *len) {
  uint8_t hash[32];
  sha256_vector(num_elem, addr, len, hash);
  return (hash[0] << 24) | (hash[1] << 16) | (hash[2] << 8) | hash[3];
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<sha256_32_vector>:
  endbr64
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rcx
  call   <sha256_vector@plt>
  mov    (%rsp),%eax
  shl    $0x18,%eax
  mov    0x4(%rsp),%edx
  shl    $0x10,%edx
  or     %edx,%eax
  or     0xc(%rsp),%eax
  mov    0x8(%rsp),%edx
  shl    $0x8,%edx
  or     %edx,%eax
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x98,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint32_t sha256_32_vector(size_t num_elem, uint8_t *addr[], size_t *len) {
  uint8_t hash[32];
  sha256_vector(num_elem, addr, len, hash);
  return (hash[0] << 24) | (hash[1] << 16) | (hash[2] << 8) | hash[3];
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<sha256_32_vector>:
  endbr64
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rcx
  call   <sha256_vector@plt>
  mov    (%rsp),%eax
  mov    0x4(%rsp),%edx
  shl    $0x18,%eax
  shl    $0x10,%edx
  or     %edx,%eax
  mov    0x8(%rsp),%edx
  or     0xc(%rsp),%eax
  shl    $0x8,%edx
  or     %edx,%eax
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L9
  add    $0x98,%rsp
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint32_t sha256_32_vector(size_t num_elem, uint8_t *addr[], size_t *len) {
  uint8_t hash[32];
  sha256_vector(num_elem, addr, len, hash);
  return (hash[0] << 24) | (hash[1] << 16) | (hash[2] << 8) | hash[3];
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<sha256_32_vector>:
  endbr64
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rcx
  call   <sha256_vector@plt>
  mov    (%rsp),%eax
  mov    0x4(%rsp),%edx
  shl    $0x18,%eax
  shl    $0x10,%edx
  or     %edx,%eax
  mov    0x8(%rsp),%edx
  or     0xc(%rsp),%eax
  shl    $0x8,%edx
  or     %edx,%eax
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L2
  add    $0x98,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint32_t sha256_32_vector(size_t num_elem, uint8_t *addr[], size_t *len) {
  uint8_t hash[32];
  sha256_vector(num_elem, addr, len, hash);
  return (hash[0] << 24) | (hash[1] << 16) | (hash[2] << 8) | hash[3];
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<skipWS>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L54
L15:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  je     L70
  addq   $0x1,-0x8(%rbp)
  jmp    L54
L70:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x23,%al
  jne    L46
  jmp    L64
L59:
  addq   $0x1,-0x8(%rbp)
L64:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L63
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L59
L63:
  nop
L54:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L15
  jmp    L71
L46:
  nop
L71:
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  mov    %rdx,(%rax)
  nop
  leave
  ret
```

assistant: ```c
void skipWS(char **pp) {
  char *p = *pp;
  while (*p) {
    if (isspace(*p)) {
      p++;
      continue;
    }
    if (*p == '#') {
      while (*p && *p != '\n')
        p++;
      continue;
    }
    break;
  }
  *pp = p;
}
```
user: Translate the below assembly code into C programming language:

```asm
<skipWS>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    (%rdi),%rbx
  movzbl (%rbx),%edi
  test   %dil,%dil
  jne    L76
  jmp    L70
L43:
  cmpb   $0x23,(%rbx)
  je     L67
L70:
  mov    %rbx,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L67:
  add    $0x1,%rbx
  movzbl (%rbx),%eax
  test   %al,%al
  je     L46
  cmp    $0xa,%al
  jne    L67
L46:
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L70
L76:
  movsbl %dil,%edi
  call   <isspace@plt>
  test   %rax,%rax
  je     L43
  add    $0x1,%rbx
  jmp    L46
```

assistant: ```c
void skipWS(char **pp) {
  char *p = *pp;
  while (*p) {
    if (isspace(*p)) {
      p++;
      continue;
    }
    if (*p == '#') {
      while (*p && *p != '\n')
        p++;
      continue;
    }
    break;
  }
  *pp = p;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<skipWS>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rdi),%rbx
  movsbl (%rbx),%edi
L67:
  test   %dil,%dil
  je     L40
L50:
  call   <isspace@plt>
  test   %rax,%rax
  je     L21
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L50
L40:
  mov    %rbx,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L21:
  cmpb   $0x23,(%rbx)
  je     L59
  mov    %rbx,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L60:
  cmp    $0xa,%dil
  je     L67
L59:
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L60
  jmp    L40
```

assistant: ```c
void skipWS(char **pp) {
  char *p = *pp;
  while (*p) {
    if (isspace(*p)) {
      p++;
      continue;
    }
    if (*p == '#') {
      while (*p && *p != '\n')
        p++;
      continue;
    }
    break;
  }
  *pp = p;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<skipWS>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rdi),%rbx
  movsbl (%rbx),%edi
L38:
  test   %dil,%dil
  je     L26
L32:
  call   <isspace@plt>
  test   %rax,%rax
  je     L44
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L32
L26:
  mov    %rbx,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L44:
  cmpb   $0x23,(%rbx)
  je     L62
  mov    %rbx,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L12:
  cmp    $0xa,%dil
  je     L38
L62:
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L12
  jmp    L26
```

assistant: ```c
void skipWS(char **pp) {
  char *p = *pp;
  while (*p) {
    if (isspace(*p)) {
      p++;
      continue;
    }
    if (*p == '#') {
      while (*p && *p != '\n')
        p++;
      continue;
    }
    break;
  }
  *pp = p;
}
```
user: Translate the below assembly code into C programming language:

```asm
<av_freep>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L0
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x8(%rbp),%rax
  movq   $0x0,(%rax)
L0:
  nop
  leave
  ret
```

assistant: ```c
void av_freep(void *ptr) {
  if (ptr) {
    void **arg = (void **)ptr;
    free(*arg);
    *arg = 0;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<av_freep>:
  endbr64
  test   %rdi,%rdi
  je     L9
  push   %rbx
  mov    %rdi,%rbx
  mov    (%rdi),%rdi
  call   <free@plt>
  movq   $0x0,(%rbx)
  pop    %rbx
  ret
L9:
  ret
```

assistant: ```c
void av_freep(void *ptr) {
  if (ptr) {
    void **arg = (void **)ptr;
    free(*arg);
    *arg = 0;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<av_freep>:
  endbr64
  test   %rdi,%rdi
  je     L8
  push   %rbx
  mov    %rdi,%rbx
  mov    (%rdi),%rdi
  call   <free@plt>
  movq   $0x0,(%rbx)
  pop    %rbx
  ret
  xchg   %ax,%ax
L8:
  ret
```

assistant: ```c
void av_freep(void *ptr) {
  if (ptr) {
    void **arg = (void **)ptr;
    free(*arg);
    *arg = 0;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<av_freep>:
  endbr64
  test   %rdi,%rdi
  je     L1
  push   %rbx
  mov    %rdi,%rbx
  mov    (%rdi),%rdi
  call   <free@plt>
  movq   $0x0,(%rbx)
  pop    %rbx
  ret
  xchg   %ax,%ax
L1:
  ret
```

assistant: ```c
void av_freep(void *ptr) {
  if (ptr) {
    void **arg = (void **)ptr;
    free(*arg);
    *arg = 0;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<crash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <perror@plt>
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void crash(const char *filename) {
  perror(filename);
  exit(EXIT_FAILURE);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<crash>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D9(%rip),%rax
  mov    (%rax),%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void crash(const char *filename) {
  perror(filename);
  exit(EXIT_FAILURE);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<crash>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D6(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void crash(const char *filename) {
  perror(filename);
  exit(EXIT_FAILURE);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<crash>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D3(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void crash(const char *filename) {
  perror(filename);
  exit(EXIT_FAILURE);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<ss_listen_on_ipv4_socket_impl>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  mov    %edx,%r12d
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xc(%rsp),%rdi
  mov    $0xc,%edx
  mov    $0x0,%esi
  call   <memset@plt>
  mov    D52(%rip),%rax
  mov    (%rax),%edi
  mov    %edi,0x14(%rsp)
  test   %rbx,%rbx
  je     L36
  lea    0x10(%rsp),%rdx
  mov    %rbx,%rsi
  call   <inet_pton@plt>
  cmp    $0x1,%eax
  jne    L24
L44:
  mov    $0x0,%edx
  mov    D28(%rip),%rax
  mov    (%rax),%esi
  mov    D52(%rip),%rax
  mov    (%rax),%edi
  call   <socket@plt>
  mov    %eax,%ebx
  cmp    $0xffffffff,%eax
  je     L38
  mov    D88(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,%edi
  mov    $0x0,%eax
  call   <fcntl@plt>
  mov    D42(%rip),%rdx
  or     (%rdx),%eax
  mov    %eax,%edx
  mov    D23(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,%edi
  mov    $0x0,%eax
  call   <fcntl@plt>
  movl   $0x1,0x8(%rsp)
  lea    0x8(%rsp),%rcx
  mov    $0x4,%r8d
  mov    D15(%rip),%rax
  mov    (%rax),%edx
  mov    D40(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,%edi
  call   <setsockopt@plt>
  movzwl %bp,%edi
  call   <htons@plt>
  mov    %eax,0xc(%rsp)
  lea    0xc(%rsp),%rsi
  mov    $0xc,%edx
  mov    %ebx,%edi
  call   <bind@plt>
  cmp    $0xffffffff,%eax
  je     L23
  mov    %r12d,%esi
  mov    %ebx,%edi
  call   <listen@plt>
  cmp    $0xffffffff,%eax
  je     L49
L55:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L70
  mov    %ebx,%eax
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L36:
  mov    D5(%rip),%rax
  mov    (%rax),%edi
  call   <htonl@plt>
  mov    %eax,0x10(%rsp)
  jmp    L44
L23:
  mov    D30(%rip),%rbp
  mov    0x0(%rbp),%r12d
  mov    %ebx,%edi
  call   <close@plt>
  mov    %r12d,0x0(%rbp)
  mov    $0xfffffffd,%ebx
  jmp    L55
L49:
  mov    D30(%rip),%rbp
  mov    0x0(%rbp),%r12d
  mov    %ebx,%edi
  call   <close@plt>
  mov    %r12d,0x0(%rbp)
  mov    $0xfffffffc,%ebx
  jmp    L55
L24:
  mov    $0xffffffff,%ebx
  jmp    L55
L38:
  mov    $0xfffffffe,%ebx
  jmp    L55
L70:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int ss_listen_on_ipv4_socket_impl(const char *address, unsigned short port, int backlog) {
  struct sockaddr_in addr;
  memset(&addr, 0, sizeof(addr));
  addr.sin_family = AF_INET;
  if (address) {
    if (!(inet_pton(AF_INET, address, &(addr.sin_addr)) == 1))
      return -1;
  } else
    addr.sin_addr.s_addr = htonl(INADDR_ANY);
  int sock = socket(AF_INET, SOCK_STREAM, 0);
  if (sock == -1)
    return -2;
  fcntl(sock, F_SETFD, fcntl(sock, F_GETFD) | FD_CLOEXEC);
  int optval = 1;
  setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
  addr.sin_port = htons(port);
  if ((bind(sock, (struct sockaddr *)&addr, sizeof(addr))) == -1) {
    int saved_errno = errno;
    close(sock);
    errno = saved_errno;
    return -3;
  }
  if ((listen(sock, backlog)) == -1) {
    int saved_errno = errno;
    close(sock);
    errno = saved_errno;
    return -4;
  }
  return sock;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<int_from_string>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L27
L10:
  mov    -0x4(%rbp),%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  add    %eax,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
L27:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jle    L4
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x39,%al
  jle    L10
L4:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int int_from_string(const char **str) {
  int ret = 0;
  while (**str >= '0' && **str <= '9') {
    ret *= 10;
    ret += **str - '0';
    (*str)++;
  }
  return ret;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<int_from_string>:
  endbr64
  mov    (%rdi),%rdx
  movzbl (%rdx),%eax
  lea    -0x30(%rax),%ecx
  cmp    $0x9,%cl
  ja     L9
  add    $0x1,%rdx
  mov    $0x0,%ecx
L7:
  lea    (%rcx,%rcx,4),%ecx
  movsbl %al,%eax
  lea    -0x30(%rax,%rcx,2),%ecx
  mov    %rdx,(%rdi)
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  lea    -0x30(%rax),%esi
  cmp    $0x9,%sil
  jbe    L7
L0:
  mov    %ecx,%eax
  ret
L9:
  mov    $0x0,%ecx
  jmp    L0
```

assistant: ```c
int int_from_string(const char **str) {
  int ret = 0;
  while (**str >= '0' && **str <= '9') {
    ret *= 10;
    ret += **str - '0';
    (*str)++;
  }
  return ret;
}
```