ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码：

```asm
<compareKeys>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%r12
  mov    $0xff,%esi
  call   <strnlen@plt>
  mov    %rax,%rbx
  mov    $0xff,%esi
  mov    %r12,%rdi
  call   <strnlen@plt>
  mov    $0x0,%edx
  cmp    %rax,%rbx
  ja     L25
  mov    $0x1,%edx
  jae    L15
L25:
  mov    %edx,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L15:
  mov    $0xff,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strncmp@plt>
  shr    $0x3f,%rax
  mov    %rax,%rdx
  jmp    L25
```

assistant: ```c
int compareKeys(char *s1, char *s2) {
  size_t l1 = strnlen(s1, 255), l2 = strnlen(s2, 255);
  if (l1 > l2)
    return 0;
  else if (l1 < l2)
    return 1;
  else
    return strncmp(s1, s2, 255) < 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<compareKeys>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  mov    $0xff,%esi
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strnlen@plt>
  mov    $0xff,%esi
  mov    %r12,%rdi
  mov    %rax,%rbx
  call   <strnlen@plt>
  mov    %rax,%r8
  xor    %eax,%eax
  cmp    %r8,%rbx
  ja     L16
  mov    $0x1,%eax
  jae    L19
L16:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L19:
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0xff,%edx
  call   <strncmp@plt>
  pop    %rbx
  pop    %rbp
  shr    $0x3f,%rax
  pop    %r12
  ret
```

assistant: ```c
int compareKeys(char *s1, char *s2) {
  size_t l1 = strnlen(s1, 255), l2 = strnlen(s2, 255);
  if (l1 > l2)
    return 0;
  else if (l1 < l2)
    return 1;
  else
    return strncmp(s1, s2, 255) < 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<compareKeys>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  mov    $0xff,%esi
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strnlen@plt>
  mov    $0xff,%esi
  mov    %r12,%rdi
  mov    %rax,%rbx
  call   <strnlen@plt>
  mov    %rax,%r8
  xor    %eax,%eax
  cmp    %r8,%rbx
  ja     L18
  mov    $0x1,%eax
  jae    L10
L18:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L10:
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0xff,%edx
  call   <strncmp@plt>
  pop    %rbx
  pop    %rbp
  shr    $0x3f,%rax
  pop    %r12
  ret
```

assistant: ```c
int compareKeys(char *s1, char *s2) {
  size_t l1 = strnlen(s1, 255), l2 = strnlen(s2, 255);
  if (l1 > l2)
    return 0;
  else if (l1 < l2)
    return 1;
  else
    return strncmp(s1, s2, 255) < 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<trim_whitespace>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  jne    L58
  mov    $0x0,%eax
  jmp    L41
L58:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L33
  mov    -0x28(%rbp),%rax
  jmp    L41
L33:
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x28(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  jmp    L132
L18:
  addq   $0x1,-0x18(%rbp)
L132:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L18
  mov    -0x10(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  je     L91
  nop
L64:
  subq   $0x1,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  je     L91
  mov    -0x10(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  jne    L64
L91:
  mov    -0x8(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x10(%rbp)
  je     L56
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  movb   $0x0,(%rax)
  jmp    L94
L56:
  mov    -0x18(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  je     L94
  mov    -0x10(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  jne    L94
  mov    -0x28(%rbp),%rax
  movb   $0x0,(%rax)
L94:
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  je     L1
  jmp    L50
L138:
  mov    -0x18(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x10(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L50:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L138
  mov    -0x10(%rbp),%rax
  movb   $0x0,(%rax)
L1:
  mov    -0x28(%rbp),%rax
L41:
  leave
  ret
```

assistant: ```c
char *trim_whitespace(char *str) {
  size_t len = 0;
  char *frontp = str;
  char *endp = NULL;
  if (str == NULL) {
    return NULL;
  }
  if (str[0] == '\0') {
    return str;
  }
  len = strlen(str);
  endp = str + len;
  while (isspace(*frontp)) {
    ++frontp;
  }
  if (endp != frontp) {
    while (isspace(*(--endp)) && endp != frontp) {
    }
  }
  if (str + len - 1 != endp)
    *(endp + 1) = '\0';
  else if (frontp != str && endp == frontp)
    *str = '\0';
  endp = str;
  if (frontp != str) {
    while (*frontp) {
      *endp++ = *frontp++;
    }
    *endp = '\0';
  }
  return str;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<trim_whitespace>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  test   %rdi,%rdi
  je     L56
  cmpb   $0x0,(%rdi)
  je     L56
  call   <strlen@plt>
  mov    %rax,%r13
  lea    (%r12,%rax,1),%rbp
  mov    %r12,%rbx
  jmp    L65
L131:
  add    $0x1,%rbx
L65:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L131
  cmp    %rbp,%rbx
  je     L80
L137:
  sub    $0x1,%rbp
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  cmp    %rbp,%rbx
  je     L80
  test   %rax,%rax
  jne    L137
L80:
  lea    -0x1(%r12,%r13,1),%rax
  cmp    %rax,%rbp
  je     L122
  movb   $0x0,0x1(%rbp)
L22:
  cmp    %r12,%rbx
  je     L56
L78:
  movzbl (%rbx),%eax
  test   %al,%al
  je     L58
  mov    %r12,%rdx
L130:
  add    $0x1,%rbx
  add    $0x1,%rdx
  mov    %al,-0x1(%rdx)
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L130
L75:
  movb   $0x0,(%rdx)
L56:
  mov    %r12,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L122:
  cmp    %r12,%rbx
  je     L22
  cmp    %rbp,%rbx
  jne    L22
  movb   $0x0,(%r12)
  jmp    L78
L58:
  mov    %r12,%rdx
  jmp    L75
```

assistant: ```c
char *trim_whitespace(char *str) {
  size_t len = 0;
  char *frontp = str;
  char *endp = NULL;
  if (str == NULL) {
    return NULL;
  }
  if (str[0] == '\0') {
    return str;
  }
  len = strlen(str);
  endp = str + len;
  while (isspace(*frontp)) {
    ++frontp;
  }
  if (endp != frontp) {
    while (isspace(*(--endp)) && endp != frontp) {
    }
  }
  if (str + len - 1 != endp)
    *(endp + 1) = '\0';
  else if (frontp != str && endp == frontp)
    *str = '\0';
  endp = str;
  if (frontp != str) {
    while (*frontp) {
      *endp++ = *frontp++;
    }
    *endp = '\0';
  }
  return str;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<trim_whitespace>:
  endbr64
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  test   %rdi,%rdi
  je     L96
  movzbl (%rdi),%ebp
  test   %bpl,%bpl
  je     L96
  call   <strlen@plt>
  mov    %r13,%rbx
  mov    %rax,%r14
  lea    0x0(%r13,%rax,1),%r12
  jmp    L136
  cs nopw 0x0(%rax,%rax,1)
L82:
  movzbl 0x1(%rbx),%ebp
  add    $0x1,%rbx
L136:
  movsbl %bpl,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L82
  cmp    %r12,%rbx
  je     L49
  nopl   0x0(%rax,%rax,1)
L114:
  movsbl -0x1(%r12),%edi
  sub    $0x1,%r12
  call   <isspace@plt>
  test   %rax,%rax
  je     L49
  cmp    %r12,%rbx
  jne    L114
L49:
  lea    -0x1(%r13,%r14,1),%rax
  cmp    %rax,%r12
  je     L14
  movb   $0x0,0x1(%r12)
L56:
  cmp    %r13,%rbx
  je     L96
L4:
  movzbl (%rbx),%eax
  mov    %r13,%rdx
  test   %al,%al
  je     L59
  nopl   0x0(%rax,%rax,1)
L92:
  add    $0x1,%rbx
  mov    %al,(%rdx)
  add    $0x1,%rdx
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L92
L59:
  movb   $0x0,(%rdx)
L96:
  pop    %rbx
  mov    %r13,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L14:
  cmp    %r13,%rbx
  je     L96
  cmp    %r12,%rbx
  jne    L56
  movb   $0x0,0x0(%r13)
  jmp    L4
```

assistant: ```c
char *trim_whitespace(char *str) {
  size_t len = 0;
  char *frontp = str;
  char *endp = NULL;
  if (str == NULL) {
    return NULL;
  }
  if (str[0] == '\0') {
    return str;
  }
  len = strlen(str);
  endp = str + len;
  while (isspace(*frontp)) {
    ++frontp;
  }
  if (endp != frontp) {
    while (isspace(*(--endp)) && endp != frontp) {
    }
  }
  if (str + len - 1 != endp)
    *(endp + 1) = '\0';
  else if (frontp != str && endp == frontp)
    *str = '\0';
  endp = str;
  if (frontp != str) {
    while (*frontp) {
      *endp++ = *frontp++;
    }
    *endp = '\0';
  }
  return str;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<trim_whitespace>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L14
  cmpb   $0x0,(%rdi)
  je     L14
  call   <strlen@plt>
  mov    %r12,%rbx
  mov    %rax,%r13
  lea    (%r12,%rax,1),%rbp
  jmp    L69
L60:
  add    $0x1,%rbx
L69:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L60
  cmp    %rbp,%rbx
  je     L123
  cs nopw 0x0(%rax,%rax,1)
L114:
  movsbl -0x1(%rbp),%edi
  sub    $0x1,%rbp
  call   <isspace@plt>
  test   %rax,%rax
  je     L123
  cmp    %rbp,%rbx
  jne    L114
L123:
  lea    -0x1(%r12,%r13,1),%rax
  cmp    %rax,%rbp
  je     L86
  movb   $0x0,0x1(%rbp)
L37:
  cmp    %r12,%rbx
  je     L14
L137:
  movzbl (%rbx),%eax
  mov    %r12,%rdx
  test   %al,%al
  je     L107
  nopl   0x0(%rax)
L61:
  add    $0x1,%rbx
  mov    %al,(%rdx)
  add    $0x1,%rdx
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L61
L107:
  movb   $0x0,(%rdx)
L14:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L86:
  cmp    %r12,%rbx
  je     L14
  cmp    %rbp,%rbx
  jne    L37
  movb   $0x0,(%r12)
  jmp    L137
```

assistant: ```c
char *trim_whitespace(char *str) {
  size_t len = 0;
  char *frontp = str;
  char *endp = NULL;
  if (str == NULL) {
    return NULL;
  }
  if (str[0] == '\0') {
    return str;
  }
  len = strlen(str);
  endp = str + len;
  while (isspace(*frontp)) {
    ++frontp;
  }
  if (endp != frontp) {
    while (isspace(*(--endp)) && endp != frontp) {
    }
  }
  if (str + len - 1 != endp)
    *(endp + 1) = '\0';
  else if (frontp != str && endp == frontp)
    *str = '\0';
  endp = str;
  if (frontp != str) {
    while (*frontp) {
      *endp++ = *frontp++;
    }
    *endp = '\0';
  }
  return str;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<uwait>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <usleep@plt>
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D6
data_type: string

tool: D6: Delay %d Micro Second


assistant: ```c
void uwait(int us) {
  printf("Delay %d Micro Second\n", us);
  usleep(us);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<uwait>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    %edi,%esi
  lea    D2(%rip),%rdi
  call   <printf@plt>
  mov    %ebx,%edi
  call   <usleep@plt>
  pop    %rbx
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D2
type_guessed: string

tool: D2: Delay %d Micro Second


assistant: ```c
void uwait(int us) {
  printf("Delay %d Micro Second\n", us);
  usleep(us);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<uwait>:
  endbr64
  push   %rbp
  mov    %edi,%esi
  mov    %edi,%ebp
  lea    D2(%rip),%rdi
  call   <printf@plt>
  mov    %ebp,%edi
  pop    %rbp
  jmp    1070 <usleep@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D2
type_infered: string

tool: D2: Delay %d Micro Second


assistant: ```c
void uwait(int us) {
  printf("Delay %d Micro Second\n", us);
  usleep(us);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<uwait>:
  endbr64
  push   %rbp
  mov    %edi,%esi
  mov    %edi,%ebp
  lea    D2(%rip),%rdi
  call   <printf@plt>
  mov    %ebp,%edi
  pop    %rbp
  jmp    1070 <usleep@plt>
```

tool_calls: name: read_data
arguments: tag: D2
datatype: string

tool: D2: Delay %d Micro Second


assistant: ```c
void uwait(int us) {
  printf("Delay %d Micro Second\n", us);
  usleep(us);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<string_strncasecmp_range>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L62
  cmpq   $0x0,-0x20(%rbp)
  jne    L177
L62:
  cmpq   $0x0,-0x18(%rbp)
  jne    L17
  cmpq   $0x0,-0x20(%rbp)
  je     L164
  mov    $0xffffffff,%eax
  jmp    L124
L164:
  mov    $0x0,%eax
  jmp    L124
L17:
  mov    $0x1,%eax
  jmp    L124
L177:
  movl   $0x0,-0x8(%rbp)
  jmp    L69
L174:
  mov    -0x28(%rbp),%edx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <utf8_charcasecmp_range@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  je     L58
  mov    -0x4(%rbp),%eax
  jmp    L124
L58:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <utf8_next_char@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <utf8_next_char@plt>
  mov    %rax,-0x20(%rbp)
  addl   $0x1,-0x8(%rbp)
L69:
  mov    -0x8(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jge    L40
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L40
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L174
L40:
  mov    -0x8(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L28
  mov    $0x0,%eax
  jmp    L124
L28:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L64
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L119
  mov    $0xffffffff,%eax
  jmp    L124
L119:
  mov    $0x0,%eax
  jmp    L124
L64:
  mov    $0x1,%eax
L124:
  leave
  ret
```

assistant: ```c
int string_strncasecmp_range(const char *string1, const char *string2, int max, int range) {
  int count, diff;
  if (!string1 || !string2)
    return (string1) ? 1 : ((string2) ? -1 : 0);
  count = 0;
  while ((count < max) && string1[0] && string2[0]) {
    diff = utf8_charcasecmp_range(string1, string2, range);
    if (diff != 0)
      return diff;
    string1 = utf8_next_char(string1);
    string2 = utf8_next_char(string2);
    count++;
  }
  if (count >= max)
    return 0;
  else
    return (string1[0]) ? 1 : ((string2[0]) ? -1 : 0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<string_strncasecmp_range>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  test   %rdi,%rdi
  je     L29
  mov    %edx,%r13d
  mov    %ecx,%r14d
  test   %rsi,%rsi
  je     L29
  mov    $0x0,%r12d
  test   %edx,%edx
  jle    L63
L113:
  cmpb   $0x0,(%rbx)
  je     L22
  cmpb   $0x0,0x0(%rbp)
  je     L88
  mov    %r14d,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <utf8_charcasecmp_range@plt>
  test   %eax,%eax
  jne    L110
  mov    %rbx,%rdi
  call   <utf8_next_char@plt>
  mov    %rax,%rbx
  mov    %rbp,%rdi
  call   <utf8_next_char@plt>
  mov    %rax,%rbp
  add    $0x1,%r12d
  cmp    %r12d,%r13d
  jne    L113
L63:
  mov    $0x0,%eax
  jmp    L110
L29:
  mov    $0x1,%eax
  test   %rbx,%rbx
  je     L35
L110:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L35:
  neg    %rbp
  sbb    %eax,%eax
  jmp    L110
L88:
  cmp    %r12d,%r13d
  setg   %al
  movzbl %al,%eax
  jmp    L110
L22:
  mov    $0x0,%eax
  cmp    %r12d,%r13d
  jle    L110
  movzbl 0x0(%rbp),%eax
  neg    %al
  sbb    %eax,%eax
  jmp    L110
```

assistant: ```c
int string_strncasecmp_range(const char *string1, const char *string2, int max, int range) {
  int count, diff;
  if (!string1 || !string2)
    return (string1) ? 1 : ((string2) ? -1 : 0);
  count = 0;
  while ((count < max) && string1[0] && string2[0]) {
    diff = utf8_charcasecmp_range(string1, string2, range);
    if (diff != 0)
      return diff;
    string1 = utf8_next_char(string1);
    string2 = utf8_next_char(string2);
    count++;
  }
  if (count >= max)
    return 0;
  else
    return (string1[0]) ? 1 : ((string2[0]) ? -1 : 0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<string_strncasecmp_range>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  test   %rdi,%rdi
  je     L1
  mov    %rdi,%rbp
  test   %rsi,%rsi
  je     L68
  mov    %edx,%r13d
  mov    %ecx,%r14d
  xor    %ebx,%ebx
  test   %edx,%edx
  jg     L86
  jmp    L75
  xchg   %ax,%ax
L20:
  test   %al,%al
  je     L10
  mov    %r14d,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <utf8_charcasecmp_range@plt>
  test   %eax,%eax
  jne    L32
  mov    %rbp,%rdi
  add    $0x1,%ebx
  call   <utf8_next_char@plt>
  mov    %r12,%rdi
  mov    %rax,%rbp
  call   <utf8_next_char@plt>
  mov    %rax,%r12
  cmp    %ebx,%r13d
  je     L75
L86:
  cmpb   $0x0,0x0(%rbp)
  movzbl (%r12),%eax
  jne    L20
  neg    %al
  sbb    %eax,%eax
L32:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L68:
  test   %rdi,%rdi
  je     L1
L10:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L75:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L1:
  neg    %r12
  pop    %rbx
  pop    %rbp
  sbb    %eax,%eax
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
int string_strncasecmp_range(const char *string1, const char *string2, int max, int range) {
  int count, diff;
  if (!string1 || !string2)
    return (string1) ? 1 : ((string2) ? -1 : 0);
  count = 0;
  while ((count < max) && string1[0] && string2[0]) {
    diff = utf8_charcasecmp_range(string1, string2, range);
    if (diff != 0)
      return diff;
    string1 = utf8_next_char(string1);
    string2 = utf8_next_char(string2);
    count++;
  }
  if (count >= max)
    return 0;
  else
    return (string1[0]) ? 1 : ((string2[0]) ? -1 : 0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<string_strncasecmp_range>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  test   %rdi,%rdi
  je     L50
  mov    %rdi,%rbp
  test   %rsi,%rsi
  je     L7
  mov    %edx,%r13d
  mov    %ecx,%r14d
  xor    %ebx,%ebx
  test   %edx,%edx
  jg     L42
  jmp    L2
  xchg   %ax,%ax
L53:
  test   %al,%al
  je     L11
  mov    %r14d,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <utf8_charcasecmp_range@plt>
  test   %eax,%eax
  jne    L39
  mov    %rbp,%rdi
  add    $0x1,%ebx
  call   <utf8_next_char@plt>
  mov    %r12,%rdi
  mov    %rax,%rbp
  call   <utf8_next_char@plt>
  mov    %rax,%r12
  cmp    %ebx,%r13d
  je     L2
L42:
  cmpb   $0x0,0x0(%rbp)
  movzbl (%r12),%eax
  jne    L53
  neg    %al
  sbb    %eax,%eax
L39:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L7:
  test   %rdi,%rdi
  je     L50
L11:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L2:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L50:
  neg    %r12
  pop    %rbx
  pop    %rbp
  sbb    %eax,%eax
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
int string_strncasecmp_range(const char *string1, const char *string2, int max, int range) {
  int count, diff;
  if (!string1 || !string2)
    return (string1) ? 1 : ((string2) ? -1 : 0);
  count = 0;
  while ((count < max) && string1[0] && string2[0]) {
    diff = utf8_charcasecmp_range(string1, string2, range);
    if (diff != 0)
      return diff;
    string1 = utf8_next_char(string1);
    string2 = utf8_next_char(string2);
    count++;
  }
  if (count >= max)
    return 0;
  else
    return (string1[0]) ? 1 : ((string2[0]) ? -1 : 0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<timediff>:
  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    -0x20(%rbp),%rax
  mov    D29(%rip),%rdx
  sub    %rdx,%rax
  imul   $0xf4240,%rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    D8(%rip),%rcx
  sub    %rcx,%rax
  add    %rdx,%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,D0(%rip)
  mov    -0x18(%rbp),%rax
  mov    %rax,D0(%rip)
  mov    -0x28(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L2
  call   <__stack_chk_fail@plt>
L2:
  leave
  ret
```

assistant: ```c
unsigned long timediff(void) {
  static struct timeval last;
  struct timeval time;
  unsigned long diff;
  gettimeofday(&time, 0);
  diff = (time.tv_sec - last.tv_sec) * 1000000L + (time.tv_usec - last.tv_usec);
  last.tv_sec = time.tv_sec;
  last.tv_usec = time.tv_usec;
  return diff;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<timediff>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  mov    $0x0,%esi
  call   <gettimeofday@plt>
  mov    (%rsp),%rcx
  mov    0x8(%rsp),%rdx
  mov    %rcx,%rax
  sub    D6(%rip),%rax
  imul   $0xf4240,%rax,%rax
  mov    %rdx,%rsi
  sub    D11(%rip),%rsi
  add    %rsi,%rax
  mov    %rcx,D14(%rip)
  mov    %rdx,D14(%rip)
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x28,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long timediff(void) {
  static struct timeval last;
  struct timeval time;
  unsigned long diff;
  gettimeofday(&time, 0);
  diff = (time.tv_sec - last.tv_sec) * 1000000L + (time.tv_usec - last.tv_usec);
  last.tv_sec = time.tv_sec;
  last.tv_usec = time.tv_usec;
  return diff;
}
```
user: Translate the below assembly code into C programming language:

```asm
<timediff>:
  endbr64
  sub    $0x28,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gettimeofday@plt>
  mov    (%rsp),%rcx
  mov    0x8(%rsp),%rdx
  mov    %rcx,%rax
  sub    D29(%rip),%rax
  mov    %rdx,%rsi
  mov    %rcx,D20(%rip)
  sub    D20(%rip),%rsi
  imul   $0xf4240,%rax,%rax
  mov    %rdx,D3(%rip)
  add    %rsi,%rax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L4
  add    $0x28,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long timediff(void) {
  static struct timeval last;
  struct timeval time;
  unsigned long diff;
  gettimeofday(&time, 0);
  diff = (time.tv_sec - last.tv_sec) * 1000000L + (time.tv_usec - last.tv_usec);
  last.tv_sec = time.tv_sec;
  last.tv_usec = time.tv_usec;
  return diff;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<timediff>:
  endbr64
  sub    $0x28,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gettimeofday@plt>
  mov    (%rsp),%rax
  movdqa (%rsp),%xmm0
  sub    D7(%rip),%rax
  mov    0x8(%rsp),%rdx
  imul   $0xf4240,%rax,%rax
  sub    D1(%rip),%rdx
  movaps %xmm0,D15(%rip)
  add    %rdx,%rax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x28,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long timediff(void) {
  static struct timeval last;
  struct timeval time;
  unsigned long diff;
  gettimeofday(&time, 0);
  diff = (time.tv_sec - last.tv_sec) * 1000000L + (time.tv_usec - last.tv_usec);
  last.tv_sec = time.tv_sec;
  last.tv_usec = time.tv_usec;
  return diff;
}
```