ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<editDistance>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  movslq %ecx,%r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  test   %edx,%edx
  je     L13
  mov    %edx,%ebx
  test   %r12d,%r12d
  je     L23
  lea    -0x1(%rdx),%r13d
  mov    %rdi,%r15
  mov    %rsi,%rbp
  mov    %r12d,%ecx
  lea    -0x1(%r12),%r14d
  mov    %r13d,%edx
  call   <editDistance>
  mov    %r14d,%ecx
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r15,%rdi
  mov    %eax,0xc(%rsp)
  call   <editDistance>
  mov    %r13d,%edx
  mov    %r14d,%ecx
  mov    %rbp,%rsi
  lea    0x1(%rax),%r8d
  mov    %r15,%rdi
  mov    %eax,0x8(%rsp)
  mov    %r8d,0x4(%rsp)
  call   <editDistance>
  movslq %ebx,%rdx
  mov    0xc(%rsp),%r11d
  mov    0x8(%rsp),%r10d
  mov    %eax,%r9d
  movzbl -0x1(%rbp,%r12,1),%eax
  cmp    %al,-0x1(%r15,%rdx,1)
  setne  %al
  mov    0x4(%rsp),%r8d
  lea    0x1(%r11),%r12d
  movzbl %al,%eax
  add    %r9d,%eax
  cmp    %r10d,%r11d
  cmovg  %r8d,%r12d
  cmp    %eax,%r8d
  cmovg  %eax,%r12d
L13:
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L23:
  mov    %edx,%r12d
  jmp    L13
```

assistant: ```c
int editDistance(const char *S, const char *T, int sLength, int tLength) {
  int minimum, first, second, third, conditional;
  if (sLength == 0) {
    return tLength;
  }
  if (tLength == 0) {
    return sLength;
  }
  if (S[sLength - 1] != T[tLength - 1]) {
    conditional = 1;
  } else {
    conditional = 0;
  }
  first = editDistance(S, T, sLength - 1, tLength) + 1;
  second = editDistance(S, T, sLength, tLength - 1) + 1;
  third = editDistance(S, T, sLength - 1, tLength - 1) + conditional;
  minimum = first;
  if (first > second) {
    minimum = second;
  }
  if (second > third) {
    minimum = third;
  }
  return minimum;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<Listen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    -0x18(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <listen@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jns    L6
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <log_unix_error@plt>
L6:
  mov    -0x4(%rbp),%eax
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D1
type_guessed: string

tool: D1: Listen error

assistant: ```c
int Listen(int s, int backlog) {
  int rc;
  if ((rc = listen(s, backlog)) < 0)
    log_unix_error("Listen error");
  return rc;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<Listen>:
  endbr64
  push   %rbx
  call   <listen@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  js     L2
L8:
  mov    %ebx,%eax
  pop    %rbx
  ret
L2:
  lea    D4(%rip),%rdi
  call   <log_unix_error@plt>
  jmp    L8
```

tool_calls: name: unpack_data
arguments: tag: D4
type_infered: string

tool: D4: Listen error

assistant: ```c
int Listen(int s, int backlog) {
  int rc;
  if ((rc = listen(s, backlog)) < 0)
    log_unix_error("Listen error");
  return rc;
}
```
user: Translate the below assembly code into C programming language:

```asm
<Listen>:
  endbr64
  push   %r12
  call   <listen@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  js     L9
  mov    %r12d,%eax
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L9:
  lea    D0(%rip),%rdi
  call   <log_unix_error@plt>
  mov    %r12d,%eax
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D0
type_guessed: string

tool: D0: Listen error

assistant: ```c
int Listen(int s, int backlog) {
  int rc;
  if ((rc = listen(s, backlog)) < 0)
    log_unix_error("Listen error");
  return rc;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<Listen>:
  endbr64
  push   %r12
  call   <listen@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  js     L4
  mov    %r12d,%eax
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  lea    D3(%rip),%rdi
  call   <log_unix_error@plt>
  mov    %r12d,%eax
  pop    %r12
  ret
```

tool_calls: name: parse_data
arguments: tag: D3
data_type: string

tool: D3: Listen error

assistant: ```c
int Listen(int s, int backlog) {
  int rc;
  if ((rc = listen(s, backlog)) < 0)
    log_unix_error("Listen error");
  return rc;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<vmptrstz>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0xc(%rbp)
  lea    -0xc(%rbp),%rax
  mov    %rax,%rdi
  call   <vmptrst@plt>
  mov    -0xc(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
uint64_t vmptrstz(void) {
  uint64_t value = 0;
  vmptrst(&value);
  return value;
}
```
user: What is the c source code of the assembly code below?

```asm
<vmptrstz>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x4(%rsp)
  lea    0x4(%rsp),%rdi
  call   <vmptrst@plt>
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t vmptrstz(void) {
  uint64_t value = 0;
  vmptrst(&value);
  return value;
}
```
user: Translate the below assembly code into C programming language:

```asm
<vmptrstz>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  movl   $0x0,0x4(%rsp)
  call   <vmptrst@plt>
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x18,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t vmptrstz(void) {
  uint64_t value = 0;
  vmptrst(&value);
  return value;
}
```
user: What is the c source code of the assembly code below?

```asm
<vmptrstz>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  movl   $0x0,0x4(%rsp)
  call   <vmptrst@plt>
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x18,%rsp
  ret
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t vmptrstz(void) {
  uint64_t value = 0;
  vmptrst(&value);
  return value;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<iposix_mkdir>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  jns    L2
  movl   $0x1ed,-0xc(%rbp)
L2:
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <mkdir@plt>
  leave
  ret
```

assistant: ```c
int iposix_mkdir(const char *path, int mode) {
  if (mode < 0)
    mode = 0755;
  return mkdir(path, mode);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<iposix_mkdir>:
  endbr64
  sub    $0x8,%rsp
  test   %esi,%esi
  mov    $0x1ed,%eax
  cmovs  %eax,%esi
  call   <mkdir@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int iposix_mkdir(const char *path, int mode) {
  if (mode < 0)
    mode = 0755;
  return mkdir(path, mode);
}
```
user: What is the c source code of the assembly code below:

```asm
<iposix_mkdir>:
  endbr64
  test   %esi,%esi
  mov    $0x1ed,%eax
  cmovs  %eax,%esi
  jmp    1050 <mkdir@plt>
```

assistant: ```c
int iposix_mkdir(const char *path, int mode) {
  if (mode < 0)
    mode = 0755;
  return mkdir(path, mode);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<iposix_mkdir>:
  endbr64
  test   %esi,%esi
  mov    $0x1ed,%eax
  cmovs  %eax,%esi
  jmp    1050 <mkdir@plt>
```

assistant: ```c
int iposix_mkdir(const char *path, int mode) {
  if (mode < 0)
    mode = 0755;
  return mkdir(path, mode);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<panic>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    $0xc02200d4,%eax
  mov    %rax,-0x8(%rbp)
  jmp    L4
L9:
  mov    -0x8(%rbp),%rax
  movq   $0x46,(%rax)
  movl   $0x0,-0xc(%rbp)
  jmp    L43
L56:
  nop
  nop
  addl   $0x1,-0xc(%rbp)
L43:
  cmpl   $0x1fffff,-0xc(%rbp)
  jle    L56
  mov    -0x8(%rbp),%rax
  movq   $0x44,(%rax)
  movl   $0x0,-0xc(%rbp)
  jmp    L55
L34:
  nop
  nop
  addl   $0x1,-0xc(%rbp)
L55:
  cmpl   $0x1fffff,-0xc(%rbp)
  jle    L34
  subl   $0x1,-0x14(%rbp)
L4:
  cmpl   $0x0,-0x14(%rbp)
  jg     L9
  mov    $0x0,%eax
  call   <shutdown@plt>
  nop
  leave
  ret
```

assistant: ```c
void __attribute__((noreturn)) panic(int cnt) {
  volatile long *p = (void *)0xc02200D4;
  int i;
  for (; cnt > 0; cnt--) {
    p[0] = 0x46;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
    p[0] = 0x44;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
  }
  shutdown();
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<panic>:
  endbr64
  push   %rax
  pop    %rax
  sub    $0x8,%rsp
  test   %edi,%edi
  jle    L8
  mov    %edi,%edx
  mov    $0xc02200d4,%ecx
L5:
  movq   $0x46,(%rcx)
  mov    $0x200000,%eax
L9:
  nop
  nop
  sub    $0x1,%eax
  jne    L9
  movq   $0x44,(%rcx)
  mov    $0x200000,%eax
L27:
  nop
  nop
  sub    $0x1,%eax
  jne    L27
  sub    $0x1,%edx
  jne    L5
L8:
  mov    $0x0,%eax
  call   <shutdown@plt>
```

assistant: ```c
void __attribute__((noreturn)) panic(int cnt) {
  volatile long *p = (void *)0xc02200D4;
  int i;
  for (; cnt > 0; cnt--) {
    p[0] = 0x46;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
    p[0] = 0x44;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
  }
  shutdown();
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<panic>:
  endbr64
  push   %rax
  pop    %rax
  sub    $0x8,%rsp
  test   %edi,%edi
  jle    L15
  mov    %edi,%edx
L29:
  mov    $0xc02200d4,%eax
  movq   $0x46,(%rax)
  mov    $0x200000,%eax
  nopl   0x0(%rax)
L14:
  nop
  nop
  sub    $0x1,%eax
  jne    L14
  mov    $0xc02200d4,%eax
  movq   $0x44,(%rax)
  mov    $0x200000,%eax
L17:
  nop
  nop
  sub    $0x1,%eax
  jne    L17
  sub    $0x1,%edx
  jne    L29
L15:
  xor    %eax,%eax
  call   <shutdown@plt>
```

assistant: ```c
void __attribute__((noreturn)) panic(int cnt) {
  volatile long *p = (void *)0xc02200D4;
  int i;
  for (; cnt > 0; cnt--) {
    p[0] = 0x46;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
    p[0] = 0x44;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
  }
  shutdown();
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<panic>:
  endbr64
  push   %rax
  pop    %rax
  sub    $0x8,%rsp
  test   %edi,%edi
  jle    L35
  mov    %edi,%edx
L9:
  mov    $0xc02200d4,%eax
  movq   $0x46,(%rax)
  mov    $0x200000,%eax
  nopl   0x0(%rax)
L39:
  nop
  nop
  sub    $0x1,%eax
  jne    L39
  mov    $0xc02200d4,%eax
  movq   $0x44,(%rax)
  mov    $0x200000,%eax
L22:
  nop
  nop
  sub    $0x1,%eax
  jne    L22
  sub    $0x1,%edx
  jne    L9
L35:
  xor    %eax,%eax
  call   <shutdown@plt>
```

assistant: ```c
void __attribute__((noreturn)) panic(int cnt) {
  volatile long *p = (void *)0xc02200D4;
  int i;
  for (; cnt > 0; cnt--) {
    p[0] = 0x46;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
    p[0] = 0x44;
    for (i = 0; i < 0x200000; i++) {
      asm("nop\n");
      asm("nop\n");
    }
  }
  shutdown();
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: label: D9
datatype: string

tool: D9: 
C you later


assistant: ```c
int main() {
  printf("\nC you later\n");
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D8
type: string

tool: D8: 
C you later


assistant: ```c
int main() {
  printf("\nC you later\n");
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D2
datatype: string

tool: D2: 
C you later


assistant: ```c
int main() {
  printf("\nC you later\n");
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D4(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D4
type_infered: string

tool: D4: 
C you later


assistant: ```c
int main() {
  printf("\nC you later\n");
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<Pyuv422toMono>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %ecx,-0x38(%rbp)
  mov    %r8d,-0x3c(%rbp)
  mov    -0x34(%rbp),%eax
  imul   -0x38(%rbp),%eax
  shr    %eax
  mov    %eax,-0x14(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L55
L59:
  cmpl   $0x0,-0x3c(%rbp)
  jne    L38
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  sub    $0x1,%eax
  shl    $0x2,%eax
  mov    %eax,%edx
  jmp    L18
L38:
  mov    -0x18(%rbp),%eax
  shl    $0x2,%eax
  mov    %eax,%edx
L18:
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x1a(%rbp)
  mov    -0x10(%rbp),%rax
  movzbl 0x2(%rax),%eax
  mov    %al,-0x19(%rbp)
  mov    -0x18(%rbp),%eax
  add    %eax,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  cmpl   $0x0,-0x3c(%rbp)
  jne    L5
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzbl -0x1a(%rbp),%edx
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  movzbl -0x19(%rbp),%edx
  mov    %dl,(%rax)
  jmp    L39
L5:
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzbl -0x19(%rbp),%edx
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  movzbl -0x1a(%rbp),%edx
  mov    %dl,(%rax)
L39:
  addl   $0x1,-0x18(%rbp)
L55:
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x18(%rbp)
  jb     L59
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void Pyuv422toMono(unsigned char *input_ptr, unsigned char *output_ptr, const unsigned int width, const unsigned int height, const int upsideDown) {
  unsigned int i;
  const int size = width * height / 2;
#pragma omp parallel for private(i)
  for (i = 0; i < size; i++) {
    unsigned char *b = input_ptr + 4 * (upsideDown ? i : (size - 1 - i));
    unsigned char Y = b[0];
    unsigned char Y1 = b[2];
    unsigned char *output_pt = output_ptr + 2 * i;
    if (!upsideDown) {
      *output_pt++ = Y;
      *output_pt = Y1;
    } else {
      *output_pt++ = Y1;
      *output_pt = Y;
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<Pyuv422toMono>:
  endbr64
  imul   %ecx,%edx
  mov    %edx,%r9d
  shr    %r9d
  cmp    $0x1,%edx
  jbe    L35
  lea    -0x4(,%r9,4),%ecx
  mov    $0x0,%eax
  jmp    L8
L18:
  lea    0x0(,%rax,4),%edx
  mov    %edx,%edx
  add    %rdi,%rdx
  movzbl (%rdx),%r10d
  movzbl 0x2(%rdx),%edx
  mov    %dl,(%rsi,%rax,2)
  mov    %r10b,0x1(%rsi,%rax,2)
L47:
  add    $0x1,%rax
  sub    $0x4,%ecx
  cmp    %eax,%r9d
  jbe    L35
L8:
  test   %r8d,%r8d
  jne    L18
  mov    %ecx,%edx
  add    %rdi,%rdx
  movzbl (%rdx),%r10d
  movzbl 0x2(%rdx),%edx
  mov    %r10b,(%rsi,%rax,2)
  mov    %dl,0x1(%rsi,%rax,2)
  jmp    L47
L35:
  ret
```

assistant: ```c
void Pyuv422toMono(unsigned char *input_ptr, unsigned char *output_ptr, const unsigned int width, const unsigned int height, const int upsideDown) {
  unsigned int i;
  const int size = width * height / 2;
#pragma omp parallel for private(i)
  for (i = 0; i < size; i++) {
    unsigned char *b = input_ptr + 4 * (upsideDown ? i : (size - 1 - i));
    unsigned char Y = b[0];
    unsigned char Y1 = b[2];
    unsigned char *output_pt = output_ptr + 2 * i;
    if (!upsideDown) {
      *output_pt++ = Y;
      *output_pt = Y1;
    } else {
      *output_pt++ = Y1;
      *output_pt = Y;
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<Pyuv422toMono>:
  endbr64
  imul   %ecx,%edx
  mov    %rdi,%r9
  shr    %edx
  je     L14
  lea    -0x1(%rdx),%ecx
  lea    0x1(%rsi),%rax
  lea    0x3(%rsi,%rcx,2),%r10
  lea    -0x4(,%rdx,4),%r11d
  xor    %ecx,%ecx
  jmp    L31
  cs nopw 0x0(%rax,%rax,1)
L4:
  mov    %r11d,%edx
  sub    %ecx,%edx
  add    %r9,%rdx
  movzbl (%rdx),%edi
  movzbl 0x2(%rdx),%esi
L22:
  mov    %dil,-0x1(%rax)
  add    $0x2,%rax
  add    $0x4,%ecx
  mov    %sil,-0x2(%rax)
  cmp    %r10,%rax
  je     L14
L31:
  test   %r8d,%r8d
  je     L4
  mov    %ecx,%edx
  add    %r9,%rdx
  movzbl (%rdx),%esi
  movzbl 0x2(%rdx),%edi
  jmp    L22
  cs nopw 0x0(%rax,%rax,1)
L14:
  ret
```

assistant: ```c
void Pyuv422toMono(unsigned char *input_ptr, unsigned char *output_ptr, const unsigned int width, const unsigned int height, const int upsideDown) {
  unsigned int i;
  const int size = width * height / 2;
#pragma omp parallel for private(i)
  for (i = 0; i < size; i++) {
    unsigned char *b = input_ptr + 4 * (upsideDown ? i : (size - 1 - i));
    unsigned char Y = b[0];
    unsigned char Y1 = b[2];
    unsigned char *output_pt = output_ptr + 2 * i;
    if (!upsideDown) {
      *output_pt++ = Y;
      *output_pt = Y1;
    } else {
      *output_pt++ = Y1;
      *output_pt = Y;
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<Pyuv422toMono>:
  endbr64
  mov    %rsi,%rax
  mov    %edx,%esi
  imul   %ecx,%esi
  shr    %esi
  je     L39
  test   %r8d,%r8d
  je     L22
  mov    %esi,%esi
  xor    %ecx,%ecx
  nopl   0x0(%rax)
L16:
  lea    0x0(,%rcx,4),%edx
  add    %rdi,%rdx
  movzbl (%rdx),%r8d
  movzbl 0x2(%rdx),%edx
  mov    %r8b,0x1(%rax,%rcx,2)
  mov    %dl,(%rax,%rcx,2)
  add    $0x1,%rcx
  cmp    %rsi,%rcx
  jne    L16
  ret
  nopl   0x0(%rax)
L22:
  sub    $0x1,%esi
  lea    0x0(,%rsi,4),%ecx
  lea    0x2(%rax,%rsi,2),%r8
  nopw   0x0(%rax,%rax,1)
L19:
  mov    %ecx,%edx
  add    $0x2,%rax
  sub    $0x4,%ecx
  add    %rdi,%rdx
  movzbl (%rdx),%esi
  movzbl 0x2(%rdx),%edx
  mov    %sil,-0x2(%rax)
  mov    %dl,-0x1(%rax)
  cmp    %r8,%rax
  jne    L19
L39:
  ret
```

assistant: ```c
void Pyuv422toMono(unsigned char *input_ptr, unsigned char *output_ptr, const unsigned int width, const unsigned int height, const int upsideDown) {
  unsigned int i;
  const int size = width * height / 2;
#pragma omp parallel for private(i)
  for (i = 0; i < size; i++) {
    unsigned char *b = input_ptr + 4 * (upsideDown ? i : (size - 1 - i));
    unsigned char Y = b[0];
    unsigned char Y1 = b[2];
    unsigned char *output_pt = output_ptr + 2 * i;
    if (!upsideDown) {
      *output_pt++ = Y;
      *output_pt = Y1;
    } else {
      *output_pt++ = Y1;
      *output_pt = Y;
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<udp_checksum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x24(%rbp),%eax
  add    $0x1,%eax
  sar    %eax
  mov    %ax,-0x14(%rbp)
  mov    D2(%rip),%rax
  mov    (%rax),%edx
  mov    -0x24(%rbp),%eax
  add    %edx,%eax
  cltq
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  movzwl (%rax),%eax
  movzwl %ax,%edx
  mov    -0x10(%rbp),%rax
  add    $0x2,%rax
  movzwl (%rax),%eax
  movzwl %ax,%eax
  add    %eax,%edx
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  movzwl (%rax),%eax
  movzwl %ax,%eax
  add    %eax,%edx
  mov    -0x10(%rbp),%rax
  add    $0x6,%rax
  movzwl (%rax),%eax
  movzwl %ax,%eax
  add    %edx,%eax
  cltq
  add    %rax,-0x8(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x24(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L11
  mov    -0x24(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
L11:
  mov    -0x10(%rbp),%rax
  add    $0x6,%rax
  movw   $0x0,(%rax)
  jmp    L48
L36:
  mov    -0x10(%rbp),%rax
  lea    0x2(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movzwl (%rax),%eax
  movzwl %ax,%eax
  add    %rax,-0x8(%rbp)
L48:
  movzwl -0x14(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %dx,-0x14(%rbp)
  test   %ax,%ax
  jne    L36
  mov    -0x8(%rbp),%rax
  mov    %ax,-0x12(%rbp)
  jmp    L26
L34:
  movzwl -0x12(%rbp),%eax
  add    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %ax,-0x12(%rbp)
L26:
  shrq   $0x10,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L34
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  notw   -0x12(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x6(%rax),%rdx
  movzwl -0x12(%rbp),%eax
  mov    %ax,(%rdx)
  movzwl -0x12(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned short udp_checksum(int bytes, char *user_datagram, char *net_addresses) {
  unsigned short *p = (unsigned short *)net_addresses;
  unsigned short x = (bytes + 1) >> 1;
  unsigned long sum = bytes + IPPROTO_UDP;
  unsigned short carry;
  sum += *p + p[1] + p[2] + p[3];
  p = (unsigned short *)user_datagram;
  if (bytes & 1)
    user_datagram[bytes] = 0;
  p[3] = 0;
  while (x--)
    sum += *p++;
  carry = sum;
  while (sum >>= 16) {
    sum += carry;
    carry = sum;
  }
  p = (unsigned short *)user_datagram;
  carry ^= 65535;
  p[3] = carry;
  return carry;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<udp_checksum>:
  endbr64
  mov    %edi,%eax
  mov    %rdx,%rcx
  lea    0x1(%rdi),%edi
  sar    %edi
  mov    D5(%rip),%rdx
  mov    %eax,%r8d
  add    (%rdx),%r8d
  movslq %r8d,%r8
  movzwl (%rcx),%edx
  movzwl 0x2(%rcx),%r9d
  add    %r9d,%edx
  movzwl 0x4(%rcx),%r9d
  add    %r9d,%edx
  movzwl 0x6(%rcx),%ecx
  add    %ecx,%edx
  movslq %edx,%rdx
  add    %r8,%rdx
  test   $0x1,%al
  je     L18
  cltq
  movb   $0x0,(%rsi,%rax,1)
L18:
  movw   $0x0,0x6(%rsi)
  lea    -0x1(%rdi),%eax
  test   %di,%di
  je     L0
  movzwl %ax,%eax
  lea    0x2(%rsi,%rax,2),%rdi
  mov    %rsi,%rax
L39:
  add    $0x2,%rax
  movzwl -0x2(%rax),%ecx
  add    %rcx,%rdx
  cmp    %rdi,%rax
  jne    L39
L0:
  mov    %edx,%eax
  shr    $0x10,%rdx
  je     L2
L8:
  movzwl %ax,%eax
  add    %rax,%rdx
  mov    %edx,%eax
  shr    $0x10,%rdx
  jne    L8
L2:
  not    %eax
  mov    %ax,0x6(%rsi)
  ret
```

assistant: ```c
unsigned short udp_checksum(int bytes, char *user_datagram, char *net_addresses) {
  unsigned short *p = (unsigned short *)net_addresses;
  unsigned short x = (bytes + 1) >> 1;
  unsigned long sum = bytes + IPPROTO_UDP;
  unsigned short carry;
  sum += *p + p[1] + p[2] + p[3];
  p = (unsigned short *)user_datagram;
  if (bytes & 1)
    user_datagram[bytes] = 0;
  p[3] = 0;
  while (x--)
    sum += *p++;
  carry = sum;
  while (sum >>= 16) {
    sum += carry;
    carry = sum;
  }
  p = (unsigned short *)user_datagram;
  carry ^= 65535;
  p[3] = carry;
  return carry;
}
```