ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<getbytes>:
  endbr64
  push   %r15
  xor    %eax,%eax
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L59
  mov    %esi,%ebx
  mov    %rdx,%r12
  jle    L4
  mov    %rdi,%r15
  xor    %r13d,%r13d
  xor    %r14d,%r14d
  mov    $0xffffff80,%ebp
L93:
  mov    %r15,%rdi
  call   <getc@plt>
  cmp    $0x31,%eax
  je     L72
  cmp    $0x80,%eax
  je     L47
  cmp    $0x30,%eax
  je     L1
L66:
  cmp    %r13d,%ebx
  jg     L93
L94:
  and    $0x7,%ebx
  mov    $0x1,%eax
  je     L59
  mov    %r14b,(%r12)
L59:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L72:
  or     %ebp,%r14d
L1:
  add    $0x1,%r13d
  shr    %bpl
  jne    L66
  mov    %r14b,(%r12)
  mov    $0xffffff80,%ebp
  add    $0x1,%r12
  xor    %r14d,%r14d
  jmp    L66
  xchg   %ax,%ax
L47:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L4:
  xor    %r14d,%r14d
  jmp    L94
```

assistant: ```c
int getbytes(FILE *fptr, int width, unsigned char *data) {
  unsigned char mask, acc, *place;
  int num;
  if (!width)
    return 0;
  for (mask = 0x80, acc = 0, num = 0, place = data; num < width;) {
    switch (getc(fptr)) {
    case EOF:
      return 0;
    case '1':
      acc |= mask;
    case '0':
      mask >>= 1;
      num++;
      if (!mask) {
        *place++ = acc;
        acc = 0;
        mask = 0x80;
      }
    }
  }
  if (width % 8)
    *place = acc;
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<getbytes>:
  endbr64
  push   %r15
  xor    %eax,%eax
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L15
  mov    %esi,%ebx
  mov    %rdx,%r12
  jle    L94
  mov    %rdi,%r15
  xor    %r13d,%r13d
  xor    %r14d,%r14d
  mov    $0xffffff80,%ebp
L45:
  mov    %r15,%rdi
  call   <getc@plt>
  cmp    $0x31,%eax
  je     L75
  cmp    $0x80,%eax
  je     L17
  cmp    $0x30,%eax
  je     L46
L14:
  cmp    %r13d,%ebx
  jg     L45
L13:
  and    $0x7,%ebx
  mov    $0x1,%eax
  je     L15
  mov    %r14b,(%r12)
L15:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L75:
  or     %ebp,%r14d
L46:
  add    $0x1,%r13d
  shr    %bpl
  jne    L14
  mov    %r14b,(%r12)
  mov    $0xffffff80,%ebp
  add    $0x1,%r12
  xor    %r14d,%r14d
  jmp    L14
  xchg   %ax,%ax
L17:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L94:
  xor    %r14d,%r14d
  jmp    L13
```

assistant: ```c
int getbytes(FILE *fptr, int width, unsigned char *data) {
  unsigned char mask, acc, *place;
  int num;
  if (!width)
    return 0;
  for (mask = 0x80, acc = 0, num = 0, place = data; num < width;) {
    switch (getc(fptr)) {
    case EOF:
      return 0;
    case '1':
      acc |= mask;
    case '0':
      mask >>= 1;
      num++;
      if (!mask) {
        *place++ = acc;
        acc = 0;
        mask = 0x80;
      }
    }
  }
  if (width % 8)
    *place = acc;
  return 1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<decode_sigmaster_char>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  movsbl -0x4(%rbp),%eax
  sub    $0x42,%eax
  cmp    $0x33,%eax
  ja     L18
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D10(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D10(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x0,%eax
  jmp    L4
  mov    $0x1,%eax
  jmp    L4
  mov    $0x2,%eax
  jmp    L4
  mov    $0x3,%eax
  jmp    L4
  mov    $0x4,%eax
  jmp    L4
  mov    $0x5,%eax
  jmp    L4
L18:
  mov    $0xffffffff,%eax
L4:
  pop    %rbp
  ret
```

assistant: ```c
int decode_sigmaster_char(char in) {
  switch (in) {
  case 'u':
  case 'U':
    return 0;
  case 'f':
  case 'F':
    return 1;
  case 'r':
  case 'R':
    return 2;
  case 'd':
  case 'D':
    return 3;
  case 'b':
  case 'B':
    return 4;
  case 'l':
  case 'L':
    return 5;
  default:
    return -1;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<decode_sigmaster_char>:
  endbr64
  sub    $0x42,%edi
  cmp    $0x33,%dil
  ja     L1
  movzbl %dil,%edi
  lea    D8(%rip),%rdx
  movslq (%rdx,%rdi,4),%rax
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x1,%eax
  ret
  mov    $0x2,%eax
  ret
  mov    $0x3,%eax
  ret
  mov    $0x4,%eax
  ret
  mov    $0x5,%eax
  ret
L1:
  mov    $0xffffffff,%eax
  ret
  mov    $0x0,%eax
  ret
```

assistant: ```c
int decode_sigmaster_char(char in) {
  switch (in) {
  case 'u':
  case 'U':
    return 0;
  case 'f':
  case 'F':
    return 1;
  case 'r':
  case 'R':
    return 2;
  case 'd':
  case 'D':
    return 3;
  case 'b':
  case 'B':
    return 4;
  case 'l':
  case 'L':
    return 5;
  default:
    return -1;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<EAtoAMN>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  cmpl   $0x0,-0x18(%rbp)
  je     L88
  mov    -0x14(%rbp),%eax
  and    $0x7,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x7,-0x4(%rbp)
  jne    L66
  mov    -0x14(%rbp),%eax
  sar    $0x3,%eax
  and    $0x7,%eax
  add    %eax,-0x4(%rbp)
L66:
  cmpl   $0x3,-0x4(%rbp)
  je     L21
  cmpl   $0x4,-0x4(%rbp)
  jne    L52
L21:
  mov    -0x14(%rbp),%eax
  sar    $0x3,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  jne    L52
  addl   $0x10,-0x4(%rbp)
  jmp    L52
L88:
  mov    -0x14(%rbp),%eax
  sar    $0x3,%eax
  and    $0x7,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x7,-0x4(%rbp)
  jne    L5
  mov    -0x14(%rbp),%eax
  and    $0x7,%eax
  add    %eax,-0x4(%rbp)
L5:
  cmpl   $0x3,-0x4(%rbp)
  je     L17
  cmpl   $0x4,-0x4(%rbp)
  jne    L52
L17:
  mov    -0x14(%rbp),%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  jne    L52
  addl   $0x10,-0x4(%rbp)
L52:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int EAtoAMN(int EA, int Way) {
  int Work;
  if (Way) {
    Work = (EA & 0x7);
    if (Work == 7)
      Work += ((EA & 0x38) >> 3);
    if (((Work == 3) || (Work == 4)) && (((EA & 0x38) >> 3) == 7)) {
      Work += 16;
    }
  } else {
    Work = (EA & 0x38) >> 3;
    if (Work == 7)
      Work += (EA & 7);
    if (((Work == 3) || (Work == 4)) && ((EA & 7) == 7)) {
      Work += 16;
    }
  }
  return Work;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<EAtoAMN>:
  endbr64
  test   %esi,%esi
  je     L0
  mov    %edi,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L29
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L10
  xor    $0x38,%edi
  lea    0x10(%rax),%edx
  test   $0x38,%dil
  cmove  %edx,%eax
  ret
L29:
  sar    $0x3,%edi
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
L0:
  mov    %edi,%eax
  sar    $0x3,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L44
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L10
  and    $0x7,%edi
  lea    0x10(%rax),%edx
  cmp    $0x7,%edi
  cmove  %edx,%eax
L10:
  ret
L44:
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
```

assistant: ```c
int EAtoAMN(int EA, int Way) {
  int Work;
  if (Way) {
    Work = (EA & 0x7);
    if (Work == 7)
      Work += ((EA & 0x38) >> 3);
    if (((Work == 3) || (Work == 4)) && (((EA & 0x38) >> 3) == 7)) {
      Work += 16;
    }
  } else {
    Work = (EA & 0x38) >> 3;
    if (Work == 7)
      Work += (EA & 7);
    if (((Work == 3) || (Work == 4)) && ((EA & 7) == 7)) {
      Work += 16;
    }
  }
  return Work;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<EAtoAMN>:
  endbr64
  mov    %edi,%eax
  test   %esi,%esi
  je     L15
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L46
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L32
  xor    $0x38,%edi
  lea    0x10(%rax),%edx
  and    $0x38,%edi
  cmove  %edx,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L15:
  sar    $0x3,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L49
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L32
  and    $0x7,%edi
  lea    0x10(%rax),%edx
  cmp    $0x7,%edi
  cmove  %edx,%eax
L32:
  ret
L49:
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
  nopw   0x0(%rax,%rax,1)
L46:
  sar    $0x3,%edi
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
```

assistant: ```c
int EAtoAMN(int EA, int Way) {
  int Work;
  if (Way) {
    Work = (EA & 0x7);
    if (Work == 7)
      Work += ((EA & 0x38) >> 3);
    if (((Work == 3) || (Work == 4)) && (((EA & 0x38) >> 3) == 7)) {
      Work += 16;
    }
  } else {
    Work = (EA & 0x38) >> 3;
    if (Work == 7)
      Work += (EA & 7);
    if (((Work == 3) || (Work == 4)) && ((EA & 7) == 7)) {
      Work += 16;
    }
  }
  return Work;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<EAtoAMN>:
  endbr64
  mov    %edi,%eax
  test   %esi,%esi
  je     L3
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L0
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L30
  xor    $0x38,%edi
  lea    0x10(%rax),%edx
  and    $0x38,%edi
  cmove  %edx,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L3:
  sar    $0x3,%eax
  and    $0x7,%eax
  cmp    $0x7,%eax
  je     L38
  lea    -0x3(%rax),%edx
  cmp    $0x1,%edx
  ja     L30
  and    $0x7,%edi
  lea    0x10(%rax),%edx
  cmp    $0x7,%edi
  cmove  %edx,%eax
L30:
  ret
L38:
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
  nopw   0x0(%rax,%rax,1)
L0:
  sar    $0x3,%edi
  and    $0x7,%edi
  lea    0x7(%rdi),%eax
  ret
```

assistant: ```c
int EAtoAMN(int EA, int Way) {
  int Work;
  if (Way) {
    Work = (EA & 0x7);
    if (Work == 7)
      Work += ((EA & 0x38) >> 3);
    if (((Work == 3) || (Work == 4)) && (((EA & 0x38) >> 3) == 7)) {
      Work += 16;
    }
  } else {
    Work = (EA & 0x38) >> 3;
    if (Work == 7)
      Work += (EA & 7);
    if (((Work == 3) || (Work == 4)) && ((EA & 7) == 7)) {
      Work += 16;
    }
  }
  return Work;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<parseVtCmd>:
  endbr64
  mov    %edi,%eax
  cmp    $0x1b,%edi
  je     L95
  mov    (%rsi),%edi
  cmp    $0x2,%edi
  je     L6
  cmp    $0x3,%edi
  je     L23
  cmp    $0x1,%edi
  je     L17
L36:
  ret
L95:
  movl   $0x1,(%rsi)
  movb   $0x0,(%rdx)
  movl   $0xffffffff,(%rcx)
  movl   $0xffffffff,(%r8)
  ret
L17:
  cmp    $0x5b,%eax
  je     L7
  mov    %al,(%rdx)
  movl   $0xffffffff,(%rsi)
  ret
L7:
  movl   $0x2,(%rsi)
  ret
L6:
  lea    -0x30(%rax),%edi
  cmp    $0x9,%edi
  ja     L44
  mov    (%rcx),%esi
  mov    $0x0,%edx
  test   %esi,%esi
  js     L52
  lea    (%rsi,%rsi,4),%edx
  add    %edx,%edx
L52:
  lea    -0x30(%rdx,%rax,1),%eax
  mov    %eax,(%rcx)
  ret
L44:
  cmp    $0x3b,%eax
  je     L25
  mov    %al,(%rdx)
  movl   $0xffffffff,(%rsi)
  ret
L25:
  movl   $0x3,(%rsi)
  ret
L23:
  lea    -0x30(%rax),%ecx
  cmp    $0x9,%ecx
  ja     L60
  mov    (%r8),%ecx
  mov    $0x0,%edx
  test   %ecx,%ecx
  js     L59
  lea    (%rcx,%rcx,4),%edx
  add    %edx,%edx
L59:
  lea    -0x30(%rdx,%rax,1),%eax
  mov    %eax,(%r8)
  ret
L60:
  mov    %al,(%rdx)
  movl   $0xffffffff,(%rsi)
  jmp    L36
```

assistant: ```c
void parseVtCmd(int c, int *state, char *cmd, int *arg0, int *arg1) {
  if (c == 0x1B) {
    *state = 1;
    *cmd = '\0';
    *arg0 = -1;
    *arg1 = -1;
  } else {
    switch (*state) {
    case 1:
      if (c != '[') {
        *cmd = c;
        *state = -1;
      } else {
        *state = 2;
      }
      break;
    case 2:
      if (isdigit(c)) {
        if (*arg0 < 0)
          *arg0 = 0;
        else
          *arg0 *= 10;
        *arg0 += c - '0';
      } else if (c == ';') {
        *state = 3;
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    case 3:
      if (isdigit(c)) {
        if (*arg1 < 0)
          *arg1 = 0;
        else
          *arg1 *= 10;
        *arg1 += c - '0';
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<parseVtCmd>:
  endbr64
  cmp    $0x1b,%edi
  je     L11
  mov    (%rsi),%eax
  cmp    $0x2,%eax
  je     L54
  cmp    $0x3,%eax
  je     L89
  cmp    $0x1,%eax
  je     L82
  ret
  nopl   0x0(%rax,%rax,1)
L11:
  movl   $0x1,(%rsi)
  movb   $0x0,(%rdx)
  movl   $0xffffffff,(%rcx)
  movl   $0xffffffff,(%r8)
  ret
  nopw   0x0(%rax,%rax,1)
L82:
  cmp    $0x5b,%edi
  je     L79
L66:
  mov    %dil,(%rdx)
  movl   $0xffffffff,(%rsi)
  ret
  nop
L89:
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%eax
  ja     L66
  mov    (%r8),%ecx
  xor    %edx,%edx
  test   %ecx,%ecx
  js     L83
  lea    (%rcx,%rcx,4),%edx
  add    %edx,%edx
L83:
  add    %edx,%eax
  mov    %eax,(%r8)
  ret
  nopl   0x0(%rax)
L54:
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%eax
  ja     L61
  mov    (%rcx),%esi
  xor    %edx,%edx
  test   %esi,%esi
  js     L64
  lea    (%rsi,%rsi,4),%edx
  add    %edx,%edx
L64:
  add    %edx,%eax
  mov    %eax,(%rcx)
  ret
  nopw   0x0(%rax,%rax,1)
L61:
  cmp    $0x3b,%edi
  jne    L66
  movl   $0x3,(%rsi)
  ret
  nopl   0x0(%rax)
L79:
  movl   $0x2,(%rsi)
  ret
```

assistant: ```c
void parseVtCmd(int c, int *state, char *cmd, int *arg0, int *arg1) {
  if (c == 0x1B) {
    *state = 1;
    *cmd = '\0';
    *arg0 = -1;
    *arg1 = -1;
  } else {
    switch (*state) {
    case 1:
      if (c != '[') {
        *cmd = c;
        *state = -1;
      } else {
        *state = 2;
      }
      break;
    case 2:
      if (isdigit(c)) {
        if (*arg0 < 0)
          *arg0 = 0;
        else
          *arg0 *= 10;
        *arg0 += c - '0';
      } else if (c == ';') {
        *state = 3;
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    case 3:
      if (isdigit(c)) {
        if (*arg1 < 0)
          *arg1 = 0;
        else
          *arg1 *= 10;
        *arg1 += c - '0';
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    }
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<parseVtCmd>:
  endbr64
  cmp    $0x1b,%edi
  je     L0
  mov    (%rsi),%eax
  cmp    $0x2,%eax
  je     L74
  cmp    $0x3,%eax
  je     L69
  cmp    $0x1,%eax
  je     L11
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  movl   $0x1,(%rsi)
  movb   $0x0,(%rdx)
  movl   $0xffffffff,(%rcx)
  movl   $0xffffffff,(%r8)
  ret
  nopw   0x0(%rax,%rax,1)
L11:
  cmp    $0x5b,%edi
  je     L38
L54:
  mov    %dil,(%rdx)
  movl   $0xffffffff,(%rsi)
  ret
  nop
L69:
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%eax
  ja     L54
  mov    (%r8),%ecx
  xor    %edx,%edx
  test   %ecx,%ecx
  js     L85
  lea    (%rcx,%rcx,4),%edx
  add    %edx,%edx
L85:
  add    %edx,%eax
  mov    %eax,(%r8)
  ret
  nopl   0x0(%rax)
L74:
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%eax
  ja     L79
  mov    (%rcx),%esi
  xor    %edx,%edx
  test   %esi,%esi
  js     L4
  lea    (%rsi,%rsi,4),%edx
  add    %edx,%edx
L4:
  add    %edx,%eax
  mov    %eax,(%rcx)
  ret
  nopw   0x0(%rax,%rax,1)
L79:
  cmp    $0x3b,%edi
  jne    L54
  movl   $0x3,(%rsi)
  ret
  nopl   0x0(%rax)
L38:
  movl   $0x2,(%rsi)
  ret
```

assistant: ```c
void parseVtCmd(int c, int *state, char *cmd, int *arg0, int *arg1) {
  if (c == 0x1B) {
    *state = 1;
    *cmd = '\0';
    *arg0 = -1;
    *arg1 = -1;
  } else {
    switch (*state) {
    case 1:
      if (c != '[') {
        *cmd = c;
        *state = -1;
      } else {
        *state = 2;
      }
      break;
    case 2:
      if (isdigit(c)) {
        if (*arg0 < 0)
          *arg0 = 0;
        else
          *arg0 *= 10;
        *arg0 += c - '0';
      } else if (c == ';') {
        *state = 3;
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    case 3:
      if (isdigit(c)) {
        if (*arg1 < 0)
          *arg1 = 0;
        else
          *arg1 *= 10;
        *arg1 += c - '0';
      } else {
        *cmd = c;
        *state = -1;
      }
      break;
    }
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<v4l2_ctrl_set>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  mov    %edx,-0x3c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x38(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    D8(%rip),%rax
  mov    (%rax),%ecx
  lea    -0x20(%rbp),%rdx
  mov    -0x34(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <ioctl@plt>
  test   %eax,%eax
  jne    L50
  mov    -0x38(%rbp),%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x1c(%rbp),%eax
  cmp    %eax,-0x3c(%rbp)
  jle    L5
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0x3c(%rbp)
L5:
  mov    -0x18(%rbp),%eax
  cmp    %eax,-0x3c(%rbp)
  jge    L41
  mov    -0x18(%rbp),%eax
  mov    %eax,-0x3c(%rbp)
L41:
  mov    -0x3c(%rbp),%eax
  mov    %eax,-0x24(%rbp)
  mov    D5(%rip),%rax
  mov    (%rax),%ecx
  lea    -0x30(%rbp),%rdx
  mov    -0x34(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <ioctl@plt>
  test   %eax,%eax
  jne    L50
  mov    $0x0,%eax
  jmp    L39
L50:
  mov    $0xffffffff,%eax
L39:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L34
  call   <__stack_chk_fail@plt>
L34:
  leave
  ret
```

assistant: ```c
int v4l2_ctrl_set(int fd, unsigned int id, int val) {
  struct v4l2_control ctrl;
  struct v4l2_queryctrl query;
  query.id = id;
  if (!ioctl(fd, VIDIOC_QUERYCTRL, &query)) {
    ctrl.id = id;
    if (val > query.maximum) {
      val = query.maximum;
    }
    if (val < query.minimum) {
      val = query.minimum;
    }
    ctrl.value = val;
    if (!ioctl(fd, VIDIOC_S_CTRL, &ctrl)) {
      return 0;
    }
  }
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<v4l2_ctrl_set>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x30,%rsp
  mov    %edi,%ebp
  mov    %esi,%r12d
  mov    %edx,%ebx
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %esi,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  mov    D1(%rip),%rax
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %eax,%eax
  jne    L16
  mov    %r12d,(%rsp)
  mov    0x14(%rsp),%eax
  cmp    %eax,%ebx
  cmovg  %eax,%ebx
  mov    0x18(%rsp),%eax
  cmp    %eax,%ebx
  cmovl  %eax,%ebx
  mov    %ebx,0xc(%rsp)
  mov    %rsp,%rdx
  mov    D12(%rip),%rax
  mov    (%rax),%esi
  mov    %ebp,%edi
  call   <ioctl@plt>
  neg    %eax
  sbb    %eax,%eax
L25:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L20
  add    $0x30,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L16:
  mov    $0xffffffff,%eax
  jmp    L25
L20:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int v4l2_ctrl_set(int fd, unsigned int id, int val) {
  struct v4l2_control ctrl;
  struct v4l2_queryctrl query;
  query.id = id;
  if (!ioctl(fd, VIDIOC_QUERYCTRL, &query)) {
    ctrl.id = id;
    if (val > query.maximum) {
      val = query.maximum;
    }
    if (val < query.minimum) {
      val = query.minimum;
    }
    ctrl.value = val;
    if (!ioctl(fd, VIDIOC_S_CTRL, &ctrl)) {
      return 0;
    }
  }
  return -1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<v4l2_ctrl_set>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    D5(%rip),%rax
  mov    %esi,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %eax,%eax
  jne    L11
  mov    0x14(%rsp),%eax
  mov    %rsp,%rdx
  mov    %ebp,%edi
  mov    %r12d,(%rsp)
  cmp    %eax,%ebx
  cmovg  %eax,%ebx
  mov    0x18(%rsp),%eax
  cmp    %eax,%ebx
  cmovl  %eax,%ebx
  mov    D17(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,0xc(%rsp)
  call   <ioctl@plt>
  neg    %eax
  sbb    %eax,%eax
L8:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L18
  add    $0x30,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L11:
  mov    $0xffffffff,%eax
  jmp    L8
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int v4l2_ctrl_set(int fd, unsigned int id, int val) {
  struct v4l2_control ctrl;
  struct v4l2_queryctrl query;
  query.id = id;
  if (!ioctl(fd, VIDIOC_QUERYCTRL, &query)) {
    ctrl.id = id;
    if (val > query.maximum) {
      val = query.maximum;
    }
    if (val < query.minimum) {
      val = query.minimum;
    }
    ctrl.value = val;
    if (!ioctl(fd, VIDIOC_S_CTRL, &ctrl)) {
      return 0;
    }
  }
  return -1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<v4l2_ctrl_set>:
  endbr64
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    D6(%rip),%rax
  mov    %esi,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  mov    (%rax),%esi
  call   <ioctl@plt>
  test   %eax,%eax
  jne    L19
  mov    0x14(%rsp),%eax
  mov    %rsp,%rdx
  mov    %ebp,%edi
  mov    %r12d,(%rsp)
  cmp    %eax,%ebx
  cmovg  %eax,%ebx
  mov    0x18(%rsp),%eax
  cmp    %eax,%ebx
  cmovl  %eax,%ebx
  mov    D17(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,0xc(%rsp)
  call   <ioctl@plt>
  neg    %eax
  sbb    %eax,%eax
L0:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L11
  add    $0x30,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L19:
  mov    $0xffffffff,%eax
  jmp    L0
L11:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int v4l2_ctrl_set(int fd, unsigned int id, int val) {
  struct v4l2_control ctrl;
  struct v4l2_queryctrl query;
  query.id = id;
  if (!ioctl(fd, VIDIOC_QUERYCTRL, &query)) {
    ctrl.id = id;
    if (val > query.maximum) {
      val = query.maximum;
    }
    if (val < query.minimum) {
      val = query.minimum;
    }
    ctrl.value = val;
    if (!ioctl(fd, VIDIOC_S_CTRL, &ctrl)) {
      return 0;
    }
  }
  return -1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rax
  mov    $0x4,%r8d
  mov    $0x3,%ecx
  mov    $0x2,%edx
  mov    $0x3,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <f@plt>
  mov    -0xc(%rbp),%eax
  cmp    $0x9,%eax
  je     L16
  mov    $0x0,%eax
  call   <abort@plt>
L16:
  lea    -0xc(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <f@plt>
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  je     L10
  mov    $0x0,%eax
  call   <abort@plt>
L10:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  leave
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  int p;
#pragma omp task shared(p)
  { f(&p, 3, 2, 3, 4); }
#pragma omp taskwait
  if (p != (2 + 3 + 4))
    abort();
#pragma omp task shared(p)
  { f(&p, 0); }
#pragma omp taskwait
  if (p != 0)
    abort();
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  mov    $0x4,%r8d
  mov    $0x3,%ecx
  mov    $0x2,%edx
  mov    $0x3,%esi
  call   <f@plt>
  cmpl   $0x9,0x4(%rsp)
  jne    L20
L29:
  lea    0x4(%rsp),%rdi
  mov    $0x0,%esi
  mov    $0x0,%eax
  call   <f@plt>
  cmpl   $0x0,0x4(%rsp)
  jne    L8
L4:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L10
  mov    $0x0,%eax
  add    $0x18,%rsp
  ret
L20:
  mov    $0x0,%eax
  call   <abort@plt>
  jmp    L29
L8:
  mov    $0x0,%eax
  call   <abort@plt>
  jmp    L4
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main(int argc, char *argv[]) {
  int p;
#pragma omp task shared(p)
  { f(&p, 3, 2, 3, 4); }
#pragma omp taskwait
  if (p != (2 + 3 + 4))
    abort();
#pragma omp task shared(p)
  { f(&p, 0); }
#pragma omp taskwait
  if (p != 0)
    abort();
  return 0;
}
```