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

```asm
<generate_key_file>:
  endbr64
  push   %rbp
  mov    %rdi,%rdx
  lea    D12(%rip),%rsi
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <sprintf@plt>
  mov    %rbp,%rsi
  lea    D27(%rip),%rdi
  mov    %eax,%edx
  mov    %eax,%ebx
  call   <fs_write@plt>
  cmp    %ebx,%eax
  je     L12
  lea    D3(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
L12:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L11
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L11:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D12
data_type: string
name: read_data
arguments: label: D27
data_type: string
name: read_data
arguments: label: D3
data_type: string

tool: D12: %li

tool: D27: ./key

tool: D3: 
error writing key file


assistant: ```c
void generate_key_file(long success_key) {
  char *path = "./key";
  char key[20];
  int length;
  length = sprintf(key, "%li", success_key);
  if (fs_write(path, (unsigned char *)key, length) != length) {
    printf("\nerror writing key file\n");
    exit(-1);
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<generate_key_file>:
  endbr64
  push   %rbp
  mov    %rdi,%rdx
  lea    D18(%rip),%rsi
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <sprintf@plt>
  mov    %rbp,%rsi
  lea    D13(%rip),%rdi
  mov    %eax,%edx
  mov    %eax,%ebx
  call   <fs_write@plt>
  cmp    %ebx,%eax
  je     L7
  lea    D2(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
L7:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D18
data_type: string
name: parse_data
arguments: tag: D13
data_type: string
name: parse_data
arguments: tag: D2
data_type: string

tool: D18: %li

tool: D13: ./key

tool: D2: 
error writing key file


assistant: ```c
void generate_key_file(long success_key) {
  char *path = "./key";
  char key[20];
  int length;
  length = sprintf(key, "%li", success_key);
  if (fs_write(path, (unsigned char *)key, length) != length) {
    printf("\nerror writing key file\n");
    exit(-1);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<respond>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movb   $0xff,-0xb(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %al,-0xa(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %al,-0x9(%rbp)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  leave
  ret
```

assistant: ```c
void respond(ack, option) int ack, option;
{
  unsigned char c[3];
  c[0] = 255;
  c[1] = ack;
  c[2] = option;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<respond>:
  endbr64
  ret
```

assistant: ```c
void respond(ack, option) int ack, option;
{
  unsigned char c[3];
  c[0] = 255;
  c[1] = ack;
  c[2] = option;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<respond>:
  endbr64
  ret
```

assistant: ```c
void respond(ack, option) int ack, option;
{
  unsigned char c[3];
  c[0] = 255;
  c[1] = ack;
  c[2] = option;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<respond>:
  endbr64
  ret
```

assistant: ```c
void respond(ack, option) int ack, option;
{
  unsigned char c[3];
  c[0] = 255;
  c[1] = ack;
  c[2] = option;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<str2int>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %edx,-0x30(%rbp)
  mov    %ecx,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    D9(%rip),%rax
  movq   $0x0,(%rax)
  lea    -0x10(%rbp),%rcx
  mov    -0x28(%rbp),%rax
  mov    $0xa,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strtoimax@plt>
  mov    %eax,-0x14(%rbp)
  mov    D9(%rip),%rax
  mov    (%rax),%rdx
  mov    D26(%rip),%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  jne    L30
  mov    -0x34(%rbp),%eax
  jmp    L13
L30:
  mov    -0x14(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L15
  mov    -0x14(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jle    L23
L15:
  mov    -0x34(%rbp),%eax
  jmp    L13
L23:
  mov    -0x14(%rbp),%eax
L13:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L50
  call   <__stack_chk_fail@plt>
L50:
  leave
  ret
```

assistant: ```c
int str2int(const char *s, int min, int max, int def) {
  char *endptr;
  errno = 0;
  intmax_t x = strtoimax(s, &endptr, 10);
  if (errno == ERANGE) {
    return def;
  }
  if (x < min || x > max) {
    return def;
  }
  return x;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<str2int>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%ebx
  mov    %edx,%ebp
  mov    %ecx,%r12d
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    D4(%rip),%r13
  movq   $0x0,0x0(%r13)
  mov    %rsp,%rsi
  mov    $0xa,%edx
  call   <strtoimax@plt>
  mov    D10(%rip),%rdx
  mov    (%rdx),%rcx
  cmp    %rcx,0x0(%r13)
  je     L29
  cmp    %ebx,%eax
  jl     L57
  cmp    %ebp,%eax
  jg     L57
L23:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L25
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L57:
  mov    %r12d,%eax
  jmp    L23
L29:
  mov    %r12d,%eax
  jmp    L23
L25:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int str2int(const char *s, int min, int max, int def) {
  char *endptr;
  errno = 0;
  intmax_t x = strtoimax(s, &endptr, 10);
  if (errno == ERANGE) {
    return def;
  }
  if (x < min || x > max) {
    return def;
  }
  return x;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<str2int>:
  endbr64
  push   %r13
  push   %r12
  mov    %ecx,%r12d
  push   %rbp
  mov    %edx,%ebp
  mov    $0xa,%edx
  push   %rbx
  mov    %esi,%ebx
  sub    $0x18,%rsp
  mov    D8(%rip),%r13
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  movq   $0x0,0x0(%r13)
  call   <strtoimax@plt>
  mov    D1(%rip),%rdx
  mov    (%rdx),%rcx
  cmp    %rcx,0x0(%r13)
  je     L37
  cmp    %ebx,%eax
  jl     L37
  cmp    %ebp,%eax
  jg     L37
L4:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L15
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L37:
  mov    %r12d,%eax
  jmp    L4
L15:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int str2int(const char *s, int min, int max, int def) {
  char *endptr;
  errno = 0;
  intmax_t x = strtoimax(s, &endptr, 10);
  if (errno == ERANGE) {
    return def;
  }
  if (x < min || x > max) {
    return def;
  }
  return x;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<str2int>:
  endbr64
  push   %r13
  push   %r12
  mov    %ecx,%r12d
  push   %rbp
  mov    %edx,%ebp
  mov    $0xa,%edx
  push   %rbx
  mov    %esi,%ebx
  sub    $0x18,%rsp
  mov    D9(%rip),%r13
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  movq   $0x0,0x0(%r13)
  call   <strtoimax@plt>
  mov    D18(%rip),%rdx
  mov    (%rdx),%rcx
  cmp    %rcx,0x0(%r13)
  je     L6
  cmp    %ebx,%eax
  jl     L6
  cmp    %ebp,%eax
  jg     L6
L10:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L28
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L6:
  mov    %r12d,%eax
  jmp    L10
L28:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int str2int(const char *s, int min, int max, int def) {
  char *endptr;
  errno = 0;
  intmax_t x = strtoimax(s, &endptr, 10);
  if (errno == ERANGE) {
    return def;
  }
  if (x < min || x > max) {
    return def;
  }
  return x;
}
```
user: What is the c source code of the assembly code below?

```asm
<socket_local_client_connect>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x28(%rbp)
  mov    %ecx,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rcx
  lea    -0x14(%rbp),%rdx
  mov    -0x28(%rbp),%esi
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <socket_make_sockaddr_un@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  js     L49
  mov    -0x10(%rbp),%edx
  lea    -0x14(%rbp),%rcx
  mov    -0x24(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <connect@plt>
  test   %rax,%rax
  js     L27
  mov    -0x24(%rbp),%eax
  jmp    L39
L49:
  nop
  jmp    L4
L27:
  nop
L4:
  mov    $0xffffffff,%eax
L39:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L43
  call   <__stack_chk_fail@plt>
L43:
  leave
  ret
```

assistant: ```c
int socket_local_client_connect(int fd, const char *name, int namespaceId, int type) {
  struct sockaddr_un addr;
  socklen_t alen;
  int err;
  err = socket_make_sockaddr_un(name, namespaceId, &addr, &alen);
  if (err < 0) {
    goto error;
  }
  if (connect(fd, (struct sockaddr *)&addr, alen) < 0) {
    goto error;
  }
  return fd;
error:
  return -1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<socket_local_client_connect>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %edi,%ebx
  mov    %rsi,%rdi
  mov    %edx,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rcx
  mov    %rsp,%rdx
  call   <socket_make_sockaddr_un@plt>
  test   %eax,%eax
  js     L23
  mov    %rsp,%rsi
  mov    0x4(%rsp),%edx
  mov    %ebx,%edi
  call   <connect@plt>
  test   %rax,%rax
  mov    $0xffffffff,%eax
  cmovs  %eax,%ebx
L25:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L27
  mov    %ebx,%eax
  add    $0x10,%rsp
  pop    %rbx
  ret
L23:
  mov    $0xffffffff,%ebx
  jmp    L25
L27:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int socket_local_client_connect(int fd, const char *name, int namespaceId, int type) {
  struct sockaddr_un addr;
  socklen_t alen;
  int err;
  err = socket_make_sockaddr_un(name, namespaceId, &addr, &alen);
  if (err < 0) {
    goto error;
  }
  if (connect(fd, (struct sockaddr *)&addr, alen) < 0) {
    goto error;
  }
  return fd;
error:
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<socket_local_client_connect>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  mov    %rsi,%rdi
  mov    %edx,%esi
  push   %rbp
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  lea    0x4(%rsp),%rcx
  mov    %rbp,%rdx
  call   <socket_make_sockaddr_un@plt>
  test   %eax,%eax
  js     L4
  mov    0x4(%rsp),%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <connect@plt>
  test   %rax,%rax
  js     L4
L16:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L4:
  mov    $0xffffffff,%r12d
  jmp    L16
L13:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int socket_local_client_connect(int fd, const char *name, int namespaceId, int type) {
  struct sockaddr_un addr;
  socklen_t alen;
  int err;
  err = socket_make_sockaddr_un(name, namespaceId, &addr, &alen);
  if (err < 0) {
    goto error;
  }
  if (connect(fd, (struct sockaddr *)&addr, alen) < 0) {
    goto error;
  }
  return fd;
error:
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<socket_local_client_connect>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  mov    %rsi,%rdi
  mov    %edx,%esi
  push   %rbp
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  lea    0x4(%rsp),%rcx
  mov    %rbp,%rdx
  call   <socket_make_sockaddr_un@plt>
  test   %eax,%eax
  js     L18
  mov    0x4(%rsp),%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <connect@plt>
  test   %rax,%rax
  js     L18
L34:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L27
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L18:
  mov    $0xffffffff,%r12d
  jmp    L34
L27:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int socket_local_client_connect(int fd, const char *name, int namespaceId, int type) {
  struct sockaddr_un addr;
  socklen_t alen;
  int err;
  err = socket_make_sockaddr_un(name, namespaceId, &addr, &alen);
  if (err < 0) {
    goto error;
  }
  if (connect(fd, (struct sockaddr *)&addr, alen) < 0) {
    goto error;
  }
  return fd;
error:
  return -1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<rtrim>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L35
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L9
L47:
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  subq   $0x1,-0x8(%rbp)
L9:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  je     L10
  mov    -0x8(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  jae    L47
  jmp    L10
L35:
  nop
L10:
  leave
  ret
```

assistant: ```c
void rtrim(char *string) {
  if (!*string) {
    return;
  }
  char *end = string + strlen(string) - 1;
  while (isspace((int)*end) && end >= string) {
    *end = '\0';
    --end;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<rtrim>:
  endbr64
  cmpb   $0x0,(%rdi)
  jne    L20
  ret
L20:
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  call   <strlen@plt>
  cltq
  lea    -0x1(%rbp,%rax,1),%rbx
L35:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  cmp    %rbp,%rbx
  jb     L10
  test   %rax,%rax
  je     L10
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
  jmp    L35
L10:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void rtrim(char *string) {
  if (!*string) {
    return;
  }
  char *end = string + strlen(string) - 1;
  while (isspace((int)*end) && end >= string) {
    *end = '\0';
    --end;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<rtrim>:
  endbr64
  cmpb   $0x0,(%rdi)
  jne    L34
  ret
  nopw   0x0(%rax,%rax,1)
L34:
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  cltq
  lea    -0x1(%rbp,%rax,1),%rbx
  jmp    L18
  nopw   0x0(%rax,%rax,1)
L7:
  cmp    %rbp,%rbx
  jb     L17
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
L18:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L7
L17:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void rtrim(char *string) {
  if (!*string) {
    return;
  }
  char *end = string + strlen(string) - 1;
  while (isspace((int)*end) && end >= string) {
    *end = '\0';
    --end;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<rtrim>:
  endbr64
  cmpb   $0x0,(%rdi)
  jne    L6
  ret
  nopw   0x0(%rax,%rax,1)
L6:
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  cltq
  lea    -0x1(%rbp,%rax,1),%rbx
  jmp    L24
  nopw   0x0(%rax,%rax,1)
L5:
  cmp    %rbp,%rbx
  jb     L31
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
L24:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L5
L31:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void rtrim(char *string) {
  if (!*string) {
    return;
  }
  char *end = string + strlen(string) - 1;
  while (isspace((int)*end) && end >= string) {
    *end = '\0';
    --end;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<find_pos>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    %ecx,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L174
L29:
  addq   $0x1,-0x8(%rbp)
L68:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0xd(%rbp)
  cmpb   $0x20,-0xd(%rbp)
  je     L29
  cmpb   $0x9,-0xd(%rbp)
  je     L29
  jmp    L98
L188:
  addq   $0x1,-0x8(%rbp)
L98:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0xd(%rbp)
  cmpb   $0x0,-0xd(%rbp)
  je     L27
  cmpb   $0xa,-0xd(%rbp)
  je     L27
  cmpb   $0x20,-0xd(%rbp)
  je     L27
  cmpb   $0x9,-0xd(%rbp)
  jne    L188
L27:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L13
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L161
L13:
  mov    -0x8(%rbp),%rax
  jmp    L56
L161:
  addl   $0x1,-0xc(%rbp)
L174:
  mov    -0xc(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L68
  jmp    L118
L166:
  addq   $0x1,-0x8(%rbp)
L118:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L166
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x9,%al
  je     L166
  movl   $0x0,-0xc(%rbp)
  jmp    L160
L70:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L24
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L24
  addq   $0x1,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L160:
  mov    -0xc(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jl     L70
L24:
  mov    -0x8(%rbp),%rax
L56:
  pop    %rbp
  ret
```

assistant: ```c
char *find_pos(str, words, chars, ignore_blanks)
char *str;
int words, chars;
int ignore_blanks;
{
  int i;
  char *p = str;
  for (i = 0; i < words; i++) {
    char c;
    while ((c = *p) == ' ' || c == '\t')
      p++;
    while ((c = *p) && c != '\n' && !(c == ' ' || c == '\t'))
      p++;
    if (!*p || *p == '\n')
      return p;
  }
  while (*p == ' ' || *p == '\t')
    p++;
  for (i = 0; i < chars; i++) {
    if (!*p || *p == '\n')
      break;
    p++;
  }
  return p;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<find_pos>:
  endbr64
  mov    %rdi,%rax
  mov    $0x0,%edi
  test   %esi,%esi
  jg     L193
L104:
  movzbl (%rax),%ecx
  cmp    $0x20,%cl
  je     L145
  cmp    $0x9,%cl
  jne    L105
L145:
  add    $0x1,%rax
  movzbl (%rax),%ecx
  cmp    $0x20,%cl
  je     L145
  cmp    $0x9,%cl
  je     L145
L105:
  test   %edx,%edx
  jle    L84
  mov    %edx,%edx
  lea    (%rax,%rdx,1),%rcx
L47:
  movzbl (%rax),%edx
  test   %dl,%dl
  je     L84
  cmp    $0xa,%dl
  je     L84
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L47
  mov    %rcx,%rax
L84:
  ret
L23:
  test   %cl,%cl
  je     L84
  cmp    $0xa,%cl
  je     L84
  add    $0x1,%edi
  cmp    %edi,%esi
  je     L104
L193:
  movzbl (%rax),%ecx
  cmp    $0x9,%cl
  je     L91
  cmp    $0x20,%cl
  jne    L39
L91:
  add    $0x1,%rax
  movzbl (%rax),%ecx
  cmp    $0x9,%cl
  je     L91
  cmp    $0x20,%cl
  je     L91
L39:
  movzbl (%rax),%ecx
  cmp    $0xa,%cl
  je     L23
  test   %cl,%cl
  je     L23
L162:
  cmp    $0x20,%cl
  je     L23
  cmp    $0x9,%cl
  je     L23
  add    $0x1,%rax
  movzbl (%rax),%ecx
  cmp    $0xa,%cl
  je     L23
  test   %cl,%cl
  jne    L162
  jmp    L23
```

assistant: ```c
char *find_pos(str, words, chars, ignore_blanks)
char *str;
int words, chars;
int ignore_blanks;
{
  int i;
  char *p = str;
  for (i = 0; i < words; i++) {
    char c;
    while ((c = *p) == ' ' || c == '\t')
      p++;
    while ((c = *p) && c != '\n' && !(c == ' ' || c == '\t'))
      p++;
    if (!*p || *p == '\n')
      return p;
  }
  while (*p == ' ' || *p == '\t')
    p++;
  for (i = 0; i < chars; i++) {
    if (!*p || *p == '\n')
      break;
    p++;
  }
  return p;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<find_pos>:
  endbr64
  mov    %rdi,%r8
  xor    %ecx,%ecx
  test   %esi,%esi
  jle    L7
  nopl   (%rax)
L21:
  movzbl (%r8),%eax
  cmp    $0x9,%al
  jne    L189
  nopl   0x0(%rax,%rax,1)
L93:
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0x9,%al
  je     L93
L189:
  cmp    $0x20,%al
  je     L93
  test   %al,%al
  je     L143
  cmp    $0xa,%al
  jne    L61
  jmp    L143
  nopl   0x0(%rax,%rax,1)
L117:
  test   %al,%al
  je     L143
L61:
  cmp    $0x20,%al
  je     L182
  cmp    $0x9,%al
  je     L182
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0xa,%al
  jne    L117
L143:
  mov    %r8,%rax
  ret
  nopl   (%rax)
L182:
  test   %al,%al
  je     L143
  cmp    $0xa,%al
  je     L143
  add    $0x1,%ecx
  cmp    %ecx,%esi
  jne    L21
L7:
  movzbl (%r8),%eax
  cmp    $0x9,%al
  je     L103
  cmp    $0x20,%al
  jne    L85
  nopl   0x0(%rax,%rax,1)
L103:
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0x20,%al
  je     L103
  cmp    $0x9,%al
  je     L103
L85:
  test   %edx,%edx
  jle    L143
  movslq %edx,%rdx
  add    %r8,%rdx
  nopl   0x0(%rax,%rax,1)
L20:
  movzbl (%r8),%eax
  test   %al,%al
  je     L143
  cmp    $0xa,%al
  je     L143
  add    $0x1,%r8
  cmp    %rdx,%r8
  jne    L20
  mov    %r8,%rax
  ret
```

assistant: ```c
char *find_pos(str, words, chars, ignore_blanks)
char *str;
int words, chars;
int ignore_blanks;
{
  int i;
  char *p = str;
  for (i = 0; i < words; i++) {
    char c;
    while ((c = *p) == ' ' || c == '\t')
      p++;
    while ((c = *p) && c != '\n' && !(c == ' ' || c == '\t'))
      p++;
    if (!*p || *p == '\n')
      return p;
  }
  while (*p == ' ' || *p == '\t')
    p++;
  for (i = 0; i < chars; i++) {
    if (!*p || *p == '\n')
      break;
    p++;
  }
  return p;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<find_pos>:
  endbr64
  movzbl (%rdi),%eax
  mov    %rdi,%r8
  xor    %ecx,%ecx
  test   %esi,%esi
  jle    L77
L179:
  cmp    $0x9,%al
  jne    L4
  nopl   0x0(%rax)
L54:
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0x9,%al
  je     L54
L4:
  cmp    $0x20,%al
  je     L54
  test   %al,%al
  je     L68
  cmp    $0xa,%al
  jne    L45
  jmp    L68
  nopl   0x0(%rax,%rax,1)
L0:
  test   %al,%al
  je     L68
L45:
  cmp    $0x20,%al
  je     L83
  cmp    $0x9,%al
  je     L83
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0xa,%al
  jne    L0
L68:
  mov    %r8,%rax
  ret
  nopl   (%rax)
L83:
  cmp    $0xa,%al
  je     L68
  add    $0x1,%ecx
  cmp    %ecx,%esi
  jne    L179
L77:
  cmp    $0x9,%al
  je     L174
  cmp    $0x20,%al
  jne    L91
  nopl   0x0(%rax,%rax,1)
L174:
  movzbl 0x1(%r8),%eax
  add    $0x1,%r8
  cmp    $0x20,%al
  je     L174
  cmp    $0x9,%al
  je     L174
L91:
  test   %edx,%edx
  jle    L68
  movslq %edx,%rdx
  add    %r8,%rdx
  nopl   0x0(%rax,%rax,1)
L8:
  movzbl (%r8),%eax
  test   %al,%al
  je     L68
  cmp    $0xa,%al
  je     L68
  add    $0x1,%r8
  cmp    %rdx,%r8
  jne    L8
  mov    %r8,%rax
  ret
```

assistant: ```c
char *find_pos(str, words, chars, ignore_blanks)
char *str;
int words, chars;
int ignore_blanks;
{
  int i;
  char *p = str;
  for (i = 0; i < words; i++) {
    char c;
    while ((c = *p) == ' ' || c == '\t')
      p++;
    while ((c = *p) && c != '\n' && !(c == ' ' || c == '\t'))
      p++;
    if (!*p || *p == '\n')
      return p;
  }
  while (*p == ' ' || *p == '\t')
    p++;
  for (i = 0; i < chars; i++) {
    if (!*p || *p == '\n')
      break;
    p++;
  }
  return p;
}
```