ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的：

```asm
<new_cstring_buffer>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movq   $0x0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x10(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L12
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x10(%rbp)
L12:
  mov    -0x10(%rbp),%edx
  mov    -0x24(%rbp),%eax
  add    %edx,%eax
  add    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpl   $0x0,-0x10(%rbp)
  jle    L18
  mov    -0x10(%rbp),%edx
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
L18:
  cmpl   $0x0,-0x24(%rbp)
  jle    L23
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <memcpy@plt>
L23:
  mov    -0xc(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *new_cstring_buffer(const char *old_buffer, const char *append_buffer, int append_len) {
  char *ret_buffer = 0;
  int ret_len = 0;
  int old_len = 0;
  if (old_buffer) {
    old_len = strlen(old_buffer);
  }
  ret_len = old_len + append_len + 1;
  ret_buffer = (char *)malloc(ret_len);
  if (old_len > 0) {
    memcpy(ret_buffer, old_buffer, old_len);
  }
  if (append_len > 0) {
    memcpy(ret_buffer + old_len, append_buffer, append_len);
  }
  ret_buffer[ret_len - 1] = '\0';
  return ret_buffer;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<new_cstring_buffer>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%r15
  mov    %edx,%r12d
  test   %rdi,%rdi
  je     L6
  mov    %rdi,%r14
  call   <strlen@plt>
  mov    %eax,%ebp
  lea    0x1(%rax,%r12,1),%r13d
  mov    %r13d,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  test   %ebp,%ebp
  jle    L44
  mov    %ebp,%edx
  mov    %r14,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  jmp    L44
L49:
  movslq %ebp,%rdi
  add    %rbx,%rdi
  mov    %r12d,%edx
  mov    %r15,%rsi
  call   <memcpy@plt>
  jmp    L48
L6:
  lea    0x1(%rdx),%r13d
  mov    %r13d,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  mov    $0x0,%ebp
L44:
  test   %r12d,%r12d
  jg     L49
L48:
  movslq %r13d,%r13
  movb   $0x0,-0x1(%rbx,%r13,1)
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
char *new_cstring_buffer(const char *old_buffer, const char *append_buffer, int append_len) {
  char *ret_buffer = 0;
  int ret_len = 0;
  int old_len = 0;
  if (old_buffer) {
    old_len = strlen(old_buffer);
  }
  ret_len = old_len + append_len + 1;
  ret_buffer = (char *)malloc(ret_len);
  if (old_len > 0) {
    memcpy(ret_buffer, old_buffer, old_len);
  }
  if (append_len > 0) {
    memcpy(ret_buffer + old_len, append_buffer, append_len);
  }
  ret_buffer[ret_len - 1] = '\0';
  return ret_buffer;
}
```
user: What is the c source code of the assembly code below:

```asm
<new_cstring_buffer>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L14
  mov    %rdi,%r15
  call   <strlen@plt>
  lea    0x1(%rax,%r13,1),%ebx
  mov    %eax,%r14d
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %r14d,%r14d
  jle    L31
  mov    %r14d,%edx
  mov    %r15,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
L31:
  test   %r13d,%r13d
  jle    L35
  movslq %r14d,%rdi
  mov    %r13d,%edx
  mov    %rbp,%rsi
  add    %r12,%rdi
  call   <memcpy@plt>
L35:
  movslq %ebx,%rbx
  mov    %r12,%rax
  movb   $0x0,-0x1(%r12,%rbx,1)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L14:
  lea    0x1(%rdx),%ebx
  xor    %r14d,%r14d
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  jmp    L31
```

assistant: ```c
char *new_cstring_buffer(const char *old_buffer, const char *append_buffer, int append_len) {
  char *ret_buffer = 0;
  int ret_len = 0;
  int old_len = 0;
  if (old_buffer) {
    old_len = strlen(old_buffer);
  }
  ret_len = old_len + append_len + 1;
  ret_buffer = (char *)malloc(ret_len);
  if (old_len > 0) {
    memcpy(ret_buffer, old_buffer, old_len);
  }
  if (append_len > 0) {
    memcpy(ret_buffer + old_len, append_buffer, append_len);
  }
  ret_buffer[ret_len - 1] = '\0';
  return ret_buffer;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<new_cstring_buffer>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L36
  mov    %rdi,%r15
  call   <strlen@plt>
  lea    0x1(%rax,%r13,1),%ebx
  mov    %eax,%r14d
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %r14d,%r14d
  jle    L25
  mov    %r14d,%edx
  mov    %r15,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
L25:
  test   %r13d,%r13d
  jle    L5
  movslq %r14d,%rdi
  mov    %r13d,%edx
  mov    %rbp,%rsi
  add    %r12,%rdi
  call   <memcpy@plt>
L5:
  movslq %ebx,%rbx
  mov    %r12,%rax
  movb   $0x0,-0x1(%r12,%rbx,1)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L36:
  lea    0x1(%rdx),%ebx
  xor    %r14d,%r14d
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  jmp    L25
```

assistant: ```c
char *new_cstring_buffer(const char *old_buffer, const char *append_buffer, int append_len) {
  char *ret_buffer = 0;
  int ret_len = 0;
  int old_len = 0;
  if (old_buffer) {
    old_len = strlen(old_buffer);
  }
  ret_len = old_len + append_len + 1;
  ret_buffer = (char *)malloc(ret_len);
  if (old_len > 0) {
    memcpy(ret_buffer, old_buffer, old_len);
  }
  if (append_len > 0) {
    memcpy(ret_buffer + old_len, append_buffer, append_len);
  }
  ret_buffer[ret_len - 1] = '\0';
  return ret_buffer;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<v4l_format_s_flags>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  cmp    $0x83,%eax
  je     L7
  cmp    $0x83,%eax
  jg     L67
  cmp    $0x82,%eax
  je     L32
  cmp    $0x82,%eax
  jg     L67
  cmp    $0x80,%eax
  je     L32
  cmp    $0x81,%eax
  jne    L67
L7:
  mov    -0x8(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,0x8(%rax)
  jmp    L67
L32:
  mov    -0x8(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,0x4(%rax)
  nop
L67:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void v4l_format_s_flags(struct v4l2_format *fmt, unsigned flags) {
  switch (fmt->type) {
  case V4L2_BUF_TYPE_VIDEO_CAPTURE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT:
    fmt->fmt.pix.flags = flags;
    break;
  case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
    fmt->fmt.pix_mp.flags = flags;
    break;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<v4l_format_s_flags>:
  endbr64
  mov    (%rdi),%eax
  cmp    $0x82,%eax
  je     L22
  jg     L34
  cmp    $0x80,%eax
  je     L22
  cmp    $0x81,%eax
  jne    L11
L4:
  mov    %esi,0x8(%rdi)
  ret
L11:
  ret
L34:
  cmp    $0x83,%eax
  je     L4
L8:
  ret
L22:
  mov    %esi,0x4(%rdi)
  jmp    L8
```

assistant: ```c
void v4l_format_s_flags(struct v4l2_format *fmt, unsigned flags) {
  switch (fmt->type) {
  case V4L2_BUF_TYPE_VIDEO_CAPTURE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT:
    fmt->fmt.pix.flags = flags;
    break;
  case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
    fmt->fmt.pix_mp.flags = flags;
    break;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<v4l_format_s_flags>:
  endbr64
  mov    (%rdi),%eax
  cmp    $0x82,%eax
  je     L36
  jg     L6
  cmp    $0x80,%eax
  je     L36
  cmp    $0x81,%eax
  jne    L22
L18:
  mov    %esi,0x8(%rdi)
  ret
  nopl   0x0(%rax)
L6:
  cmp    $0x83,%eax
  je     L18
  ret
L36:
  mov    %esi,0x4(%rdi)
  ret
L22:
  ret
```

assistant: ```c
void v4l_format_s_flags(struct v4l2_format *fmt, unsigned flags) {
  switch (fmt->type) {
  case V4L2_BUF_TYPE_VIDEO_CAPTURE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT:
    fmt->fmt.pix.flags = flags;
    break;
  case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
    fmt->fmt.pix_mp.flags = flags;
    break;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<v4l_format_s_flags>:
  endbr64
  mov    (%rdi),%eax
  cmp    $0x82,%eax
  je     L16
  jg     L28
  cmp    $0x80,%eax
  je     L16
  cmp    $0x81,%eax
  jne    L11
L20:
  mov    %esi,0x8(%rdi)
  ret
  nopl   0x0(%rax)
L28:
  cmp    $0x83,%eax
  je     L20
  ret
L16:
  mov    %esi,0x4(%rdi)
  ret
L11:
  ret
```

assistant: ```c
void v4l_format_s_flags(struct v4l2_format *fmt, unsigned flags) {
  switch (fmt->type) {
  case V4L2_BUF_TYPE_VIDEO_CAPTURE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT:
    fmt->fmt.pix.flags = flags;
    break;
  case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
  case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
    fmt->fmt.pix_mp.flags = flags;
    break;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<slash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %rdi,%rax
  mov    %rax,%rbx
  jmp    L13
L28:
  mov    %rax,%rdx
  lea    0x1(%rdx),%rax
  movzbl (%rdx),%edx
  cmp    $0x2f,%dl
  jne    L13
  mov    %rax,%rbx
L13:
  movzbl (%rax),%edx
  test   %dl,%dl
  jne    L28
  mov    %rbx,%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *slash(str)
register char *str;
{
  register char *result = str;
  while (*str)
    if (*str++ == '/')
      result = str;
  return result;
}
```
user: Translate the below assembly code into C programming language:

```asm
<slash>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L29
  mov    %rdi,%rdx
L14:
  add    $0x1,%rdi
  cmp    $0x2f,%al
  cmove  %rdi,%rdx
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L14
L26:
  mov    %rdx,%rax
  ret
L29:
  mov    %rdi,%rdx
  jmp    L26
```

assistant: ```c
char *slash(str)
register char *str;
{
  register char *result = str;
  while (*str)
    if (*str++ == '/')
      result = str;
  return result;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<slash>:
  endbr64
  movzbl (%rdi),%eax
  mov    %rdi,%r8
  test   %al,%al
  je     L15
  xchg   %ax,%ax
L2:
  add    $0x1,%rdi
  cmp    $0x2f,%al
  movzbl (%rdi),%eax
  cmove  %rdi,%r8
  test   %al,%al
  jne    L2
L15:
  mov    %r8,%rax
  ret
```

assistant: ```c
char *slash(str)
register char *str;
{
  register char *result = str;
  while (*str)
    if (*str++ == '/')
      result = str;
  return result;
}
```
user: What is the c source code of the assembly code below?

```asm
<slash>:
  endbr64
  movzbl (%rdi),%eax
  mov    %rdi,%r8
  test   %al,%al
  je     L16
  xchg   %ax,%ax
L7:
  add    $0x1,%rdi
  cmp    $0x2f,%al
  movzbl (%rdi),%eax
  cmove  %rdi,%r8
  test   %al,%al
  jne    L7
L16:
  mov    %r8,%rax
  ret
```

assistant: ```c
char *slash(str)
register char *str;
{
  register char *result = str;
  while (*str)
    if (*str++ == '/')
      result = str;
  return result;
}
```
user: What is the c source code of the assembly code below:

```asm
<gobble_token>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x34(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  movb   $0x0,-0x19(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L171
  mov    $0x0,%eax
  jmp    L230
L125:
  addq   $0x1,-0x18(%rbp)
L171:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L125
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  cmp    $0x60,%eax
  je     L25
  cmp    $0x60,%eax
  jg     L24
  cmp    $0x5b,%eax
  je     L20
  cmp    $0x5b,%eax
  jg     L24
  cmp    $0x22,%eax
  je     L199
  cmp    $0x27,%eax
  je     L92
  jmp    L24
L199:
  movb   $0x22,-0x19(%rbp)
  jmp    L24
L92:
  movb   $0x27,-0x19(%rbp)
  jmp    L24
L25:
  movb   $0x60,-0x19(%rbp)
  jmp    L24
L20:
  movb   $0x5d,-0x19(%rbp)
  nop
L24:
  cmpb   $0x0,-0x19(%rbp)
  je     L48
  addq   $0x1,-0x18(%rbp)
  jmp    L90
L255:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x19(%rbp)
  jne    L127
  addq   $0x1,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x19(%rbp)
  jne    L212
L127:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L137
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L137:
  addq   $0x1,-0x18(%rbp)
L90:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L200
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L255
  jmp    L200
L239:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L108
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L108:
  addq   $0x1,-0x18(%rbp)
L48:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L200
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L200
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x28,%al
  jne    L239
  jmp    L200
L212:
  nop
L200:
  mov    -0x10(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
L230:
  pop    %rbp
  ret
```

assistant: ```c
const char *gobble_token(const char *zIn, char *zBuf, int nBuf) {
  const char *p = zIn;
  char *pOut = zBuf;
  char *pEnd = &pOut[nBuf - 1];
  char q = 0;
  if (p == 0)
    return 0;
  while (*p == ' ')
    p++;
  switch (*p) {
  case '"':
    q = '"';
    break;
  case '\'':
    q = '\'';
    break;
  case '`':
    q = '`';
    break;
  case '[':
    q = ']';
    break;
  }
  if (q) {
    p++;
    while (*p && pOut < pEnd) {
      if (*p == q) {
        p++;
        if (*p != q)
          break;
      }
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  } else {
    while (*p && *p != ' ' && *p != '(') {
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  }
  *pOut = '\0';
  return p;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<gobble_token>:
  endbr64
  movslq %edx,%rdx
  lea    -0x1(%rsi,%rdx,1),%r9
  test   %rdi,%rdi
  je     L226
  movzbl (%rdi),%edx
  cmp    $0x20,%dl
  jne    L208
L161:
  add    $0x1,%rdi
  movzbl (%rdi),%edx
  cmp    $0x20,%dl
  je     L161
L208:
  cmp    $0x5b,%dl
  je     L50
  cmp    $0x5b,%dl
  jg     L170
  cmp    $0x22,%dl
  je     L7
  cmp    $0x27,%dl
  jne    L105
L7:
  lea    0x1(%rdi),%r8
  movzbl 0x1(%rdi),%ecx
  cmp    %r9,%rsi
  jae    L157
  test   %cl,%cl
  jne    L46
  jmp    L157
L170:
  cmp    $0x60,%dl
  je     L7
L105:
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L106
  cmp    $0x28,%al
  jne    L210
L106:
  mov    %rdi,%r8
  jmp    L157
L50:
  mov    $0x5d,%edx
  jmp    L7
L147:
  add    $0x1,%rsi
  movzbl (%rax),%ecx
  mov    %cl,-0x1(%rsi)
  lea    0x1(%rax),%r8
  movzbl 0x1(%rax),%ecx
  cmp    %rsi,%r9
  jbe    L157
  test   %cl,%cl
  je     L157
L46:
  mov    %r8,%rax
  cmp    %cl,%dl
  jne    L147
  lea    0x1(%r8),%rax
  cmp    %dl,0x1(%r8)
  je     L147
  mov    %rax,%r8
  jmp    L157
L205:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L18
  cmp    $0x28,%al
  je     L18
L210:
  cmp    %rsi,%r9
  jbe    L205
  mov    %al,(%rsi)
  lea    0x1(%rsi),%rsi
  jmp    L205
L18:
  mov    %rdi,%r8
L157:
  movb   $0x0,(%rsi)
L12:
  mov    %r8,%rax
  ret
L226:
  mov    %rdi,%r8
  jmp    L12
```

assistant: ```c
const char *gobble_token(const char *zIn, char *zBuf, int nBuf) {
  const char *p = zIn;
  char *pOut = zBuf;
  char *pEnd = &pOut[nBuf - 1];
  char q = 0;
  if (p == 0)
    return 0;
  while (*p == ' ')
    p++;
  switch (*p) {
  case '"':
    q = '"';
    break;
  case '\'':
    q = '\'';
    break;
  case '`':
    q = '`';
    break;
  case '[':
    q = ']';
    break;
  }
  if (q) {
    p++;
    while (*p && pOut < pEnd) {
      if (*p == q) {
        p++;
        if (*p != q)
          break;
      }
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  } else {
    while (*p && *p != ' ' && *p != '(') {
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  }
  *pOut = '\0';
  return p;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<gobble_token>:
  endbr64
  movslq %edx,%rdx
  lea    -0x1(%rsi,%rdx,1),%r9
  test   %rdi,%rdi
  jne    L231
  jmp    L99
  cs nopw 0x0(%rax,%rax,1)
L135:
  add    $0x1,%rdi
L231:
  movzbl (%rdi),%eax
  cmp    $0x20,%al
  je     L135
  cmp    $0x5b,%al
  je     L11
  jg     L68
  cmp    $0x22,%al
  je     L217
  cmp    $0x27,%al
  jne    L177
L217:
  movzbl 0x1(%rdi),%edx
  lea    0x1(%rdi),%r8
  cmp    %r9,%rsi
  jb     L67
  jmp    L160
  nopl   0x0(%rax)
L29:
  movzbl (%r8),%ecx
  mov    %r8,%rdx
L197:
  add    $0x1,%rsi
  lea    0x1(%rdx),%r8
  mov    %cl,-0x1(%rsi)
  movzbl 0x1(%rdx),%edx
  cmp    %rsi,%r9
  jbe    L160
L67:
  test   %dl,%dl
  je     L160
  cmp    %dl,%al
  jne    L29
  lea    0x1(%r8),%rdx
  cmp    %al,0x1(%r8)
  jne    L218
  mov    %eax,%ecx
  jmp    L197
  nopl   0x0(%rax)
L218:
  mov    %rdx,%r8
  nopl   0x0(%rax,%rax,1)
L160:
  movb   $0x0,(%rsi)
L10:
  mov    %r8,%rax
  ret
  nopw   0x0(%rax,%rax,1)
L68:
  cmp    $0x60,%al
  je     L217
L177:
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L124
  mov    %rdi,%r8
  cmp    $0x28,%al
  jne    L82
  jmp    L124
  nopl   0x0(%rax)
L4:
  cmp    $0x28,%al
  je     L160
L82:
  cmp    %rsi,%r9
  jbe    L111
  mov    %al,(%rsi)
  add    $0x1,%rsi
L111:
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  test   $0xdf,%al
  jne    L4
  jmp    L160
  cs nopw 0x0(%rax,%rax,1)
L11:
  mov    $0x5d,%eax
  jmp    L217
L99:
  xor    %r8d,%r8d
  jmp    L10
L124:
  mov    %rdi,%r8
  jmp    L160
```

assistant: ```c
const char *gobble_token(const char *zIn, char *zBuf, int nBuf) {
  const char *p = zIn;
  char *pOut = zBuf;
  char *pEnd = &pOut[nBuf - 1];
  char q = 0;
  if (p == 0)
    return 0;
  while (*p == ' ')
    p++;
  switch (*p) {
  case '"':
    q = '"';
    break;
  case '\'':
    q = '\'';
    break;
  case '`':
    q = '`';
    break;
  case '[':
    q = ']';
    break;
  }
  if (q) {
    p++;
    while (*p && pOut < pEnd) {
      if (*p == q) {
        p++;
        if (*p != q)
          break;
      }
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  } else {
    while (*p && *p != ' ' && *p != '(') {
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  }
  *pOut = '\0';
  return p;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<gobble_token>:
  endbr64
  movslq %edx,%rdx
  lea    -0x1(%rsi,%rdx,1),%r9
  test   %rdi,%rdi
  jne    L23
  jmp    L228
  cs nopw 0x0(%rax,%rax,1)
L97:
  add    $0x1,%rdi
L23:
  movzbl (%rdi),%eax
  cmp    $0x20,%al
  je     L97
  cmp    $0x5b,%al
  je     L47
  jg     L42
  cmp    $0x22,%al
  je     L193
  cmp    $0x27,%al
  jne    L202
L193:
  movzbl 0x1(%rdi),%edx
  lea    0x1(%rdi),%r8
  cmp    %r9,%rsi
  jb     L115
  jmp    L4
L207:
  add    $0x1,%rsi
  mov    %dl,-0x1(%rsi)
  lea    0x1(%rcx),%r8
  movzbl 0x1(%rcx),%edx
  cmp    %rsi,%r9
  jbe    L4
L115:
  test   %dl,%dl
  je     L4
  mov    %r8,%rcx
  cmp    %dl,%al
  jne    L207
  lea    0x1(%r8),%rcx
  cmp    %al,0x1(%r8)
  je     L207
  mov    %rcx,%r8
  nopl   0x0(%rax)
L4:
  movb   $0x0,(%rsi)
L251:
  mov    %r8,%rax
  ret
  nopw   0x0(%rax,%rax,1)
L42:
  cmp    $0x60,%al
  je     L193
L229:
  cmp    %rsi,%r9
  jbe    L72
  add    $0x1,%rdi
  mov    %al,(%rsi)
  lea    0x1(%rsi),%rdx
  movzbl (%rdi),%eax
  mov    %rdx,%rsi
  test   $0xdf,%al
  je     L66
  cmp    $0x28,%al
  jne    L229
  nopl   0x0(%rax)
L66:
  mov    %rdi,%r8
  jmp    L4
  nopl   (%rax)
L129:
  cmp    $0x28,%al
  je     L66
L72:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   $0xdf,%al
  jne    L129
  mov    %rdi,%r8
  jmp    L4
  nopl   (%rax)
L47:
  mov    $0x5d,%eax
  jmp    L193
L228:
  xor    %r8d,%r8d
  jmp    L251
L202:
  test   $0xdf,%al
  je     L66
  cmp    $0x28,%al
  je     L66
  jmp    L229
```

assistant: ```c
const char *gobble_token(const char *zIn, char *zBuf, int nBuf) {
  const char *p = zIn;
  char *pOut = zBuf;
  char *pEnd = &pOut[nBuf - 1];
  char q = 0;
  if (p == 0)
    return 0;
  while (*p == ' ')
    p++;
  switch (*p) {
  case '"':
    q = '"';
    break;
  case '\'':
    q = '\'';
    break;
  case '`':
    q = '`';
    break;
  case '[':
    q = ']';
    break;
  }
  if (q) {
    p++;
    while (*p && pOut < pEnd) {
      if (*p == q) {
        p++;
        if (*p != q)
          break;
      }
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  } else {
    while (*p && *p != ' ' && *p != '(') {
      if (pOut < pEnd)
        *pOut++ = *p;
      p++;
    }
  }
  *pOut = '\0';
  return p;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_id>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movw   $0x0,-0x2(%rbp)
  jmp    L22
L3:
  mov    $0x0,%eax
  call   <rand16@plt>
  mov    %ax,-0x2(%rbp)
  cmpw   $0x0,-0x2(%rbp)
  je     L22
  movzwl -0x2(%rbp),%eax
  mov    %eax,%edi
  call   <lookup_frec@plt>
  test   %rax,%rax
  je     L22
  movw   $0x0,-0x2(%rbp)
L22:
  cmpw   $0x0,-0x2(%rbp)
  je     L3
  movzwl -0x2(%rbp),%eax
  leave
  ret
```

assistant: ```c
unsigned short get_id(void) {
  unsigned short ret = 0;
  while (ret == 0) {
    ret = rand16();
    if ((ret != 0) && lookup_frec(ret))
      ret = 0;
  }
  return ret;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_id>:
  endbr64
  push   %rbx
L17:
  mov    $0x0,%eax
  call   <rand16@plt>
  test   %ax,%ax
  je     L17
  mov    %eax,%ebx
  movzwl %ax,%edi
  call   <lookup_frec@plt>
  test   %rax,%rax
  jne    L17
  mov    %ebx,%eax
  pop    %rbx
  ret
```

assistant: ```c
unsigned short get_id(void) {
  unsigned short ret = 0;
  while (ret == 0) {
    ret = rand16();
    if ((ret != 0) && lookup_frec(ret))
      ret = 0;
  }
  return ret;
}
```
user: Translate the below assembly code into C programming language:

```asm
<get_id>:
  endbr64
  push   %r12
  cs nopw 0x0(%rax,%rax,1)
L9:
  xor    %eax,%eax
  call   <rand16@plt>
  test   %ax,%ax
  je     L9
  movzwl %ax,%edi
  mov    %eax,%r12d
  call   <lookup_frec@plt>
  test   %rax,%rax
  jne    L9
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
unsigned short get_id(void) {
  unsigned short ret = 0;
  while (ret == 0) {
    ret = rand16();
    if ((ret != 0) && lookup_frec(ret))
      ret = 0;
  }
  return ret;
}
```
user: Translate the below assembly code into C programming language:

```asm
<get_id>:
  endbr64
  push   %r12
  cs nopw 0x0(%rax,%rax,1)
L16:
  xor    %eax,%eax
  call   <rand16@plt>
  test   %ax,%ax
  je     L16
  movzwl %ax,%edi
  mov    %eax,%r12d
  call   <lookup_frec@plt>
  test   %rax,%rax
  jne    L16
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
unsigned short get_id(void) {
  unsigned short ret = 0;
  while (ret == 0) {
    ret = rand16();
    if ((ret != 0) && lookup_frec(ret))
      ret = 0;
  }
  return ret;
}
```