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

```asm
<read_from_server>:
  endbr64
  push   %rbp
  mov    $0x400,%edx
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rsi
  call   <read@plt>
  test   %eax,%eax
  js     L3
  mov    $0x7,%edx
  mov    %rbp,%rsi
  lea    D28(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L5
  lea    0x9(%rsp),%rdi
  call   <atol@plt>
L38:
  mov    0x408(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L19
  add    $0x410,%rsp
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L5:
  lea    D1(%rip),%rdi
  call   <perror@plt>
  xor    %eax,%eax
  jmp    L38
  nopl   0x0(%rax,%rax,1)
L3:
  lea    D21(%rip),%rdi
  call   <perror@plt>
  xor    %eax,%eax
  jmp    L38
L19:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: tag: D28
type_guessed: string
name: unpack_data
arguments: tag: D1
type_guessed: string
name: unpack_data
arguments: tag: D21
type_guessed: string

tool: D28: HTTP/1.

tool: D1: ERROR not a HTTP response

tool: D21: ERROR reading from socket

assistant: ```c
int read_from_server(int conn) {
  char rbuffer[1024];
  int n;
  long ret;
  n = read(conn, rbuffer, sizeof(rbuffer));
  if (n < 0) {
    perror("ERROR reading from socket");
    return 0;
  }
  if (strncmp("HTTP/1.", rbuffer, 7)) {
    perror("ERROR not a HTTP response");
    return 0;
  }
  ret = atol(rbuffer + 9);
  return ret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<get_end>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  jmp    L19
L1:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
L19:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jne    L1
  mov    -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int get_end(int vends[], int i) {
  while (vends[i] != 0) {
    i = vends[i];
  }
  return i;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_end>:
  endbr64
L0:
  mov    %esi,%eax
  movslq %esi,%rsi
  mov    (%rdi,%rsi,4),%esi
  test   %esi,%esi
  jne    L0
  ret
```

assistant: ```c
int get_end(int vends[], int i) {
  while (vends[i] != 0) {
    i = vends[i];
  }
  return i;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<get_end>:
  endbr64
  nopl   0x0(%rax)
L4:
  movslq %esi,%rdx
  mov    (%rdi,%rdx,4),%esi
  mov    %rdx,%rax
  test   %esi,%esi
  jne    L4
  ret
```

assistant: ```c
int get_end(int vends[], int i) {
  while (vends[i] != 0) {
    i = vends[i];
  }
  return i;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_end>:
  endbr64
  nopl   0x0(%rax)
L8:
  movslq %esi,%rdx
  mov    (%rdi,%rdx,4),%esi
  mov    %rdx,%rax
  test   %esi,%esi
  jne    L8
  ret
```

assistant: ```c
int get_end(int vends[], int i) {
  while (vends[i] != 0) {
    i = vends[i];
  }
  return i;
}
```
user: What is the c source code of the assembly code below:

```asm
<compare_counts>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jae    L13
  mov    $0xffffffff,%eax
  jmp    L30
L13:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jne    L16
  mov    $0x0,%eax
  jmp    L30
L16:
  mov    $0x1,%eax
L30:
  pop    %rbp
  ret
```

assistant: ```c
int compare_counts(const void *lhs, const void *rhs) {
  if (*((unsigned int *)lhs) < *((unsigned int *)rhs))
    return -1;
  if (*((unsigned int *)lhs) == *((unsigned int *)rhs))
    return 0;
  return 1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<compare_counts>:
  endbr64
  mov    (%rdi),%ecx
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,%ecx
  jb     L3
  setne  %al
  movzbl %al,%eax
L3:
  ret
```

assistant: ```c
int compare_counts(const void *lhs, const void *rhs) {
  if (*((unsigned int *)lhs) < *((unsigned int *)rhs))
    return -1;
  if (*((unsigned int *)lhs) == *((unsigned int *)rhs))
    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
<compare_counts>:
  endbr64
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,(%rdi)
  jb     L0
  setne  %al
  movzbl %al,%eax
L0:
  ret
```

assistant: ```c
int compare_counts(const void *lhs, const void *rhs) {
  if (*((unsigned int *)lhs) < *((unsigned int *)rhs))
    return -1;
  if (*((unsigned int *)lhs) == *((unsigned int *)rhs))
    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
<compare_counts>:
  endbr64
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,(%rdi)
  jb     L3
  setne  %al
  movzbl %al,%eax
L3:
  ret
```

assistant: ```c
int compare_counts(const void *lhs, const void *rhs) {
  if (*((unsigned int *)lhs) < *((unsigned int *)rhs))
    return -1;
  if (*((unsigned int *)lhs) == *((unsigned int *)rhs))
    return 0;
  return 1;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<gettimeusec>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <gettimeofday@plt>
  mov    -0x18(%rbp),%rax
  imul   $0xf4240,%eax,%edx
  mov    -0x20(%rbp),%rax
  add    %edx,%eax
  mov    %eax,-0x24(%rbp)
  mov    -0x24(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

assistant: ```c
int64_t gettimeusec() {
  struct timeval tv;
  gettimeofday(&tv, NULL);
  int64_t t = (int64_t)tv.tv_sec * 1000000 + (int64_t)tv.tv_usec;
  return t;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<gettimeusec>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  mov    $0x0,%esi
  call   <gettimeofday@plt>
  imul   $0xf4240,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x28,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int64_t gettimeusec() {
  struct timeval tv;
  gettimeofday(&tv, NULL);
  int64_t t = (int64_t)tv.tv_sec * 1000000 + (int64_t)tv.tv_usec;
  return t;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<gettimeusec>:
  endbr64
  sub    $0x28,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gettimeofday@plt>
  imul   $0xf4240,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x28,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int64_t gettimeusec() {
  struct timeval tv;
  gettimeofday(&tv, NULL);
  int64_t t = (int64_t)tv.tv_sec * 1000000 + (int64_t)tv.tv_usec;
  return t;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<gettimeusec>:
  endbr64
  sub    $0x28,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gettimeofday@plt>
  imul   $0xf4240,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x28,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int64_t gettimeusec() {
  struct timeval tv;
  gettimeofday(&tv, NULL);
  int64_t t = (int64_t)tv.tv_sec * 1000000 + (int64_t)tv.tv_usec;
  return t;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<my_crc32c_first>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    $0x0,%eax
  call   <my_crc32c_runtime_detection@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <my_crc32c@plt>
  leave
  ret
```

assistant: ```c
uint32_t my_crc32c_first(const uint8_t *buf, size_t len) {
  my_crc32c_runtime_detection();
  return my_crc32c(buf, len);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<my_crc32c_first>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    $0x0,%eax
  call   <my_crc32c_runtime_detection@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <my_crc32c@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
uint32_t my_crc32c_first(const uint8_t *buf, size_t len) {
  my_crc32c_runtime_detection();
  return my_crc32c(buf, len);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<my_crc32c_first>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <my_crc32c_runtime_detection@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1070 <my_crc32c@plt>
```

assistant: ```c
uint32_t my_crc32c_first(const uint8_t *buf, size_t len) {
  my_crc32c_runtime_detection();
  return my_crc32c(buf, len);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<my_crc32c_first>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <my_crc32c_runtime_detection@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1070 <my_crc32c@plt>
```

assistant: ```c
uint32_t my_crc32c_first(const uint8_t *buf, size_t len) {
  my_crc32c_runtime_detection();
  return my_crc32c(buf, len);
}
```
user: Translate the below assembly code into C programming language:

```asm
<ibv_query_gid>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    %rcx,-0x28(%rbp)
  mov    $0x0,%eax
  call   <dmtcp_plugin_disable_ckpt@plt>
  mov    -0x28(%rbp),%rcx
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%esi
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <_query_gid@plt>
  mov    %eax,-0x4(%rbp)
  mov    $0x0,%eax
  call   <dmtcp_plugin_enable_ckpt@plt>
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int ibv_query_gid(struct ibv_context *context, uint8_t port_num, int index, union ibv_gid *gid) {
  dmtcp_plugin_disable_ckpt();
  int rslt = _query_gid(context, port_num, index, gid);
  dmtcp_plugin_enable_ckpt();
  return rslt;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ibv_query_gid>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  mov    %edx,%r12d
  mov    %rcx,%r13
  mov    $0x0,%eax
  call   <dmtcp_plugin_disable_ckpt@plt>
  mov    %r13,%rcx
  mov    %r12d,%edx
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <_query_gid@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <dmtcp_plugin_enable_ckpt@plt>
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int ibv_query_gid(struct ibv_context *context, uint8_t port_num, int index, union ibv_gid *gid) {
  dmtcp_plugin_disable_ckpt();
  int rslt = _query_gid(context, port_num, index, gid);
  dmtcp_plugin_enable_ckpt();
  return rslt;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ibv_query_gid>:
  endbr64
  push   %r14
  xor    %eax,%eax
  mov    %rcx,%r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  sub    $0x8,%rsp
  call   <dmtcp_plugin_disable_ckpt@plt>
  mov    %r14,%rcx
  mov    %r13d,%edx
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <_query_gid@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <dmtcp_plugin_enable_ckpt@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
int ibv_query_gid(struct ibv_context *context, uint8_t port_num, int index, union ibv_gid *gid) {
  dmtcp_plugin_disable_ckpt();
  int rslt = _query_gid(context, port_num, index, gid);
  dmtcp_plugin_enable_ckpt();
  return rslt;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ibv_query_gid>:
  endbr64
  push   %r14
  xor    %eax,%eax
  mov    %rcx,%r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  sub    $0x8,%rsp
  call   <dmtcp_plugin_disable_ckpt@plt>
  mov    %r14,%rcx
  mov    %r13d,%edx
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <_query_gid@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <dmtcp_plugin_enable_ckpt@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
int ibv_query_gid(struct ibv_context *context, uint8_t port_num, int index, union ibv_gid *gid) {
  dmtcp_plugin_disable_ckpt();
  int rslt = _query_gid(context, port_num, index, gid);
  dmtcp_plugin_enable_ckpt();
  return rslt;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<foo>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x20,-0x8(%rbp)
  movl   $0x10,-0x4(%rbp)
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  pop    %rbp
  ret
```

assistant: ```c
int foo(int i) {
  int a = 0x20;
  int b = 0x10;
  return a + b;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<foo>:
  endbr64
  mov    $0x30,%eax
  ret
```

assistant: ```c
int foo(int i) {
  int a = 0x20;
  int b = 0x10;
  return a + b;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<foo>:
  endbr64
  mov    $0x30,%eax
  ret
```

assistant: ```c
int foo(int i) {
  int a = 0x20;
  int b = 0x10;
  return a + b;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<foo>:
  endbr64
  mov    $0x30,%eax
  ret
```

assistant: ```c
int foo(int i) {
  int a = 0x20;
  int b = 0x10;
  return a + b;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<iyu12yuy2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  mov    %rdi,-0x30(%rbp)
  mov    %rsi,-0x38(%rbp)
  mov    %edx,-0x3c(%rbp)
  mov    $0x0,%r12d
  mov    $0x0,%ebx
  jmp    L17
L2:
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%r14d
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%ecx
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%esi
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%r13d
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edi
  mov    %r12d,%eax
  lea    0x1(%rax),%r12d
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%r15d
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %r14d,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %esi,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %r13d,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %edi,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %r14d,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %r15d,%edx
  mov    %dl,(%rax)
  mov    %ebx,%eax
  lea    0x1(%rax),%ebx
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %r13d,%edx
  mov    %dl,(%rax)
L17:
  mov    -0x3c(%rbp),%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x3c(%rbp),%eax
  add    %edx,%eax
  cmp    %eax,%r12d
  jl     L2
  nop
  nop
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

assistant: ```c
void iyu12yuy2(unsigned char *src, unsigned char *dest, int NumPixels) {
  register int i = 0, j = 0;
  register int y0, y1, y2, y3, u, v;
  while (i < (NumPixels + (NumPixels >> 1))) {
    u = src[i++];
    y0 = src[i++];
    y1 = src[i++];
    v = src[i++];
    y2 = src[i++];
    y3 = src[i++];
    dest[j++] = y0;
    dest[j++] = u;
    dest[j++] = y1;
    dest[j++] = v;
    dest[j++] = y2;
    dest[j++] = u;
    dest[j++] = y3;
    dest[j++] = v;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<iyu12yuy2>:
  endbr64
  push   %rbx
  mov    %edx,%eax
  sar    %eax
  lea    (%rax,%rdx,1),%ebx
  test   %ebx,%ebx
  jle    L12
  mov    $0x0,%eax
L10:
  movzbl (%rdi),%ecx
  movzbl 0x1(%rdi),%r11d
  movzbl 0x2(%rdi),%r10d
  movzbl 0x3(%rdi),%edx
  movzbl 0x4(%rdi),%r9d
  add    $0x6,%eax
  movzbl 0x5(%rdi),%r8d
  mov    %r11b,(%rsi)
  mov    %cl,0x1(%rsi)
  mov    %r10b,0x2(%rsi)
  mov    %dl,0x3(%rsi)
  mov    %r9b,0x4(%rsi)
  mov    %cl,0x5(%rsi)
  mov    %r8b,0x6(%rsi)
  mov    %dl,0x7(%rsi)
  add    $0x6,%rdi
  add    $0x8,%rsi
  cmp    %ebx,%eax
  jl     L10
L12:
  pop    %rbx
  ret
```

assistant: ```c
void iyu12yuy2(unsigned char *src, unsigned char *dest, int NumPixels) {
  register int i = 0, j = 0;
  register int y0, y1, y2, y3, u, v;
  while (i < (NumPixels + (NumPixels >> 1))) {
    u = src[i++];
    y0 = src[i++];
    y1 = src[i++];
    v = src[i++];
    y2 = src[i++];
    y3 = src[i++];
    dest[j++] = y0;
    dest[j++] = u;
    dest[j++] = y1;
    dest[j++] = v;
    dest[j++] = y2;
    dest[j++] = u;
    dest[j++] = y3;
    dest[j++] = v;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<iyu12yuy2>:
  endbr64
  mov    %edx,%eax
  push   %rbx
  sar    %eax
  lea    (%rax,%rdx,1),%ebx
  test   %ebx,%ebx
  jle    L3
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L11:
  movzbl (%rdi),%ecx
  movzbl 0x1(%rdi),%r11d
  add    $0x6,%eax
  add    $0x6,%rdi
  movzbl -0x4(%rdi),%r10d
  movzbl -0x3(%rdi),%edx
  add    $0x8,%rsi
  movzbl -0x2(%rdi),%r9d
  movzbl -0x1(%rdi),%r8d
  mov    %r11b,-0x8(%rsi)
  mov    %cl,-0x7(%rsi)
  mov    %r10b,-0x6(%rsi)
  mov    %dl,-0x5(%rsi)
  mov    %r9b,-0x4(%rsi)
  mov    %cl,-0x3(%rsi)
  mov    %r8b,-0x2(%rsi)
  mov    %dl,-0x1(%rsi)
  cmp    %ebx,%eax
  jl     L11
L3:
  pop    %rbx
  ret
```

assistant: ```c
void iyu12yuy2(unsigned char *src, unsigned char *dest, int NumPixels) {
  register int i = 0, j = 0;
  register int y0, y1, y2, y3, u, v;
  while (i < (NumPixels + (NumPixels >> 1))) {
    u = src[i++];
    y0 = src[i++];
    y1 = src[i++];
    v = src[i++];
    y2 = src[i++];
    y3 = src[i++];
    dest[j++] = y0;
    dest[j++] = u;
    dest[j++] = y1;
    dest[j++] = v;
    dest[j++] = y2;
    dest[j++] = u;
    dest[j++] = y3;
    dest[j++] = v;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<iyu12yuy2>:
  endbr64
  mov    %edx,%eax
  sar    %eax
  lea    (%rax,%rdx,1),%ecx
  test   %ecx,%ecx
  jle    L7
  xor    %edx,%edx
  nopl   0x0(%rax)
L3:
  movzbl 0x3(%rdi),%r9d
  add    $0x6,%edx
  add    $0x6,%rdi
  add    $0x8,%rsi
  movzbl -0x1(%rdi),%r8d
  movzbl -0x2(%rdi),%r10d
  mov    %r9,%rax
  shl    $0x8,%rax
  or     %r8,%rax
  movzbl -0x6(%rdi),%r8d
  shl    $0x8,%rax
  or     %r8,%rax
  shl    $0x8,%rax
  or     %r10,%rax
  shl    $0x8,%rax
  or     %r9,%rax
  movzbl -0x4(%rdi),%r9d
  shl    $0x8,%rax
  or     %r9,%rax
  shl    $0x8,%rax
  or     %r8,%rax
  movzbl -0x5(%rdi),%r8d
  shl    $0x8,%rax
  or     %r8,%rax
  mov    %rax,-0x8(%rsi)
  cmp    %ecx,%edx
  jl     L3
L7:
  ret
```

assistant: ```c
void iyu12yuy2(unsigned char *src, unsigned char *dest, int NumPixels) {
  register int i = 0, j = 0;
  register int y0, y1, y2, y3, u, v;
  while (i < (NumPixels + (NumPixels >> 1))) {
    u = src[i++];
    y0 = src[i++];
    y1 = src[i++];
    v = src[i++];
    y2 = src[i++];
    y3 = src[i++];
    dest[j++] = y0;
    dest[j++] = u;
    dest[j++] = y1;
    dest[j++] = v;
    dest[j++] = y2;
    dest[j++] = u;
    dest[j++] = y3;
    dest[j++] = v;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<read_line>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
L28:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  lea    (%rdx,%rax,1),%rsi
  mov    -0x4(%rbp),%eax
  mov    $0x0,%ecx
  mov    $0x1,%edx
  mov    %eax,%edi
  call   <recv@plt>
  cmp    $0x1,%eax
  je     L64
  mov    -0x18(%rbp),%rax
  movl   $0x0,(%rax)
  mov    $0x0,%eax
  jmp    L12
L64:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L29
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jne    L51
L29:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jle    L46
  jmp    L0
L51:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  lea    0x1(%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
L46:
  jmp    L28
L0:
  mov    -0x18(%rbp),%rax
  movl   $0x0,(%rax)
  mov    -0x10(%rbp),%rax
L12:
  leave
  ret
```

assistant: ```c
const char *read_line(int s, char *buffer, int *length) {
  for (;;) {
    if (recv(s, buffer + *length, 1, 0) != 1) {
      *length = 0;
      return NULL;
    }
    if (buffer[*length] == '\n' || buffer[*length] == '\r') {
      buffer[*length] = 0;
      if (*length > 0)
        break;
    } else {
      ++*length;
    }
  }
  *length = 0;
  return buffer;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<read_line>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r12d
  mov    %rsi,%rbp
  mov    %rdx,%rbx
  jmp    L23
L50:
  add    $0x1,%edx
  mov    %edx,(%rbx)
L23:
  movslq (%rbx),%rsi
  add    %rbp,%rsi
  mov    $0x0,%ecx
  mov    $0x1,%edx
  mov    %r12d,%edi
  call   <recv@plt>
  cmp    $0x1,%eax
  jne    L24
  mov    (%rbx),%edx
  movslq %edx,%rax
  add    %rbp,%rax
  movzbl (%rax),%ecx
  cmp    $0xa,%cl
  je     L40
  cmp    $0xd,%cl
  jne    L50
L40:
  movb   $0x0,(%rax)
  cmpl   $0x0,(%rbx)
  jle    L23
  mov    %rbp,%rax
  jmp    L9
L24:
  mov    $0x0,%eax
L9:
  movl   $0x0,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
const char *read_line(int s, char *buffer, int *length) {
  for (;;) {
    if (recv(s, buffer + *length, 1, 0) != 1) {
      *length = 0;
      return NULL;
    }
    if (buffer[*length] == '\n' || buffer[*length] == '\r') {
      buffer[*length] = 0;
      if (*length > 0)
        break;
    } else {
      ++*length;
    }
  }
  *length = 0;
  return buffer;
}
```