ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<dumpSeq>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %ecx,-0x1c(%rbp)
  mov    %r8d,-0x20(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  lea    D9(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <fprintf@plt>
  mov    -0x1c(%rbp),%eax
  cltq
  add    %rax,-0x18(%rbp)
  jmp    L16
L5:
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rcx
  mov    $0x32,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <fwrite@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  mov    $0xa,%edi
  call   <fputc@plt>
  addq   $0x32,-0x18(%rbp)
  subl   $0x32,-0x20(%rbp)
L16:
  cmpl   $0x32,-0x20(%rbp)
  jg     L5
  cmpl   $0x0,-0x20(%rbp)
  jle    L7
  mov    -0x8(%rbp),%rcx
  mov    -0x20(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <fwrite@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  mov    $0xa,%edi
  call   <fputc@plt>
L7:
  nop
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D9
type_guessed: string

tool: D9: %s


assistant: ```c
void dumpSeq(FILE *outFD, char *seqname, char *sequence, int offset, int len) {
  fprintf(outFD, "%s\n", seqname);
  sequence = sequence + offset;
  while (len > 50) {
    fwrite(sequence, sizeof(char), 50, outFD);
    fprintf(outFD, "\n");
    sequence += 50;
    len -= 50;
  }
  if (len > 0) {
    fwrite(sequence, sizeof(char), len, outFD);
    fprintf(outFD, "\n");
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<dumpSeq>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rdx,%rbx
  mov    %ecx,%r13d
  mov    %r8d,%ebp
  mov    %rsi,%rdx
  lea    D3(%rip),%rsi
  mov    $0x0,%eax
  call   <fprintf@plt>
  movslq %r13d,%r13
  add    %r13,%rbx
  cmp    $0x32,%ebp
  jle    L12
L10:
  mov    %r12,%rcx
  mov    $0x32,%edx
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <fwrite@plt>
  mov    %r12,%rsi
  mov    $0xa,%edi
  call   <fputc@plt>
  add    $0x32,%rbx
  sub    $0x32,%ebp
  cmp    $0x32,%ebp
  jg     L10
L12:
  test   %ebp,%ebp
  jg     L18
L28:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L18:
  mov    %r12,%rcx
  mov    %ebp,%edx
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <fwrite@plt>
  mov    %r12,%rsi
  mov    $0xa,%edi
  call   <fputc@plt>
  jmp    L28
```

tool_calls: name: parse_data
arguments: data_label: D3
type_infered: string

tool: D3: %s


assistant: ```c
void dumpSeq(FILE *outFD, char *seqname, char *sequence, int offset, int len) {
  fprintf(outFD, "%s\n", seqname);
  sequence = sequence + offset;
  while (len > 50) {
    fwrite(sequence, sizeof(char), 50, outFD);
    fprintf(outFD, "\n");
    sequence += 50;
    len -= 50;
  }
  if (len > 0) {
    fwrite(sequence, sizeof(char), len, outFD);
    fprintf(outFD, "\n");
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<dumpSeq>:
  endbr64
  push   %r13
  xor    %eax,%eax
  mov    %rdi,%r13
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %rdx,%rbp
  mov    %rsi,%rdx
  lea    D9(%rip),%rsi
  push   %rbx
  movslq %ecx,%rbx
  add    %rbx,%rbp
  sub    $0x8,%rsp
  call   <fprintf@plt>
  cmp    $0x32,%r12d
  jle    L19
  nopl   0x0(%rax)
L3:
  mov    %rbp,%rdi
  mov    %r13,%rcx
  mov    $0x32,%edx
  mov    $0x1,%esi
  call   <fwrite@plt>
  sub    $0x32,%r12d
  mov    %r13,%rsi
  add    $0x32,%rbp
  mov    $0xa,%edi
  call   <fputc@plt>
  cmp    $0x32,%r12d
  jg     L3
L25:
  mov    %rbp,%rdi
  mov    %r13,%rcx
  mov    %r12d,%edx
  mov    $0x1,%esi
  call   <fwrite@plt>
  add    $0x8,%rsp
  mov    %r13,%rsi
  mov    $0xa,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <fputc@plt>
  nopw   0x0(%rax,%rax,1)
L19:
  test   %r12d,%r12d
  jg     L25
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D9
type: string

tool: D9: %s


assistant: ```c
void dumpSeq(FILE *outFD, char *seqname, char *sequence, int offset, int len) {
  fprintf(outFD, "%s\n", seqname);
  sequence = sequence + offset;
  while (len > 50) {
    fwrite(sequence, sizeof(char), 50, outFD);
    fprintf(outFD, "\n");
    sequence += 50;
    len -= 50;
  }
  if (len > 0) {
    fwrite(sequence, sizeof(char), len, outFD);
    fprintf(outFD, "\n");
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<dumpSeq>:
  endbr64
  push   %r13
  xor    %eax,%eax
  mov    %rdi,%r13
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %rdx,%rbp
  mov    %rsi,%rdx
  lea    D9(%rip),%rsi
  push   %rbx
  movslq %ecx,%rbx
  add    %rbx,%rbp
  sub    $0x8,%rsp
  call   <fprintf@plt>
  cmp    $0x32,%r12d
  jle    L11
  nopl   0x0(%rax)
L20:
  mov    %rbp,%rdi
  mov    %r13,%rcx
  mov    $0x32,%edx
  mov    $0x1,%esi
  call   <fwrite@plt>
  sub    $0x32,%r12d
  mov    %r13,%rsi
  add    $0x32,%rbp
  mov    $0xa,%edi
  call   <fputc@plt>
  cmp    $0x32,%r12d
  jg     L20
L10:
  mov    %rbp,%rdi
  mov    %r13,%rcx
  mov    %r12d,%edx
  mov    $0x1,%esi
  call   <fwrite@plt>
  add    $0x8,%rsp
  mov    %r13,%rsi
  mov    $0xa,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <fputc@plt>
  nopw   0x0(%rax,%rax,1)
L11:
  test   %r12d,%r12d
  jg     L10
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: parse_data
arguments: data_label: D9
data_type: string

tool: D9: %s


assistant: ```c
void dumpSeq(FILE *outFD, char *seqname, char *sequence, int offset, int len) {
  fprintf(outFD, "%s\n", seqname);
  sequence = sequence + offset;
  while (len > 50) {
    fwrite(sequence, sizeof(char), 50, outFD);
    fprintf(outFD, "\n");
    sequence += 50;
    len -= 50;
  }
  if (len > 0) {
    fwrite(sequence, sizeof(char), len, outFD);
    fprintf(outFD, "\n");
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<RTP_set_framenum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  shr    $0x8,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x10,%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x11,%rax
  mov    -0xc(%rbp),%edx
  mov    %dl,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void RTP_set_framenum(unsigned char *p, unsigned int v) {
  p[16] = (unsigned char)((unsigned int)(0xff & v >> 8));
  p[17] = (unsigned char)(0xff & v);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<RTP_set_framenum>:
  endbr64
  mov    %esi,%eax
  movzbl %ah,%edx
  mov    %dl,0x10(%rdi)
  mov    %sil,0x11(%rdi)
  ret
```

assistant: ```c
void RTP_set_framenum(unsigned char *p, unsigned int v) {
  p[16] = (unsigned char)((unsigned int)(0xff & v >> 8));
  p[17] = (unsigned char)(0xff & v);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<RTP_set_framenum>:
  endbr64
  rol    $0x8,%si
  mov    %si,0x10(%rdi)
  ret
```

assistant: ```c
void RTP_set_framenum(unsigned char *p, unsigned int v) {
  p[16] = (unsigned char)((unsigned int)(0xff & v >> 8));
  p[17] = (unsigned char)(0xff & v);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<RTP_set_framenum>:
  endbr64
  rol    $0x8,%si
  mov    %si,0x10(%rdi)
  ret
```

assistant: ```c
void RTP_set_framenum(unsigned char *p, unsigned int v) {
  p[16] = (unsigned char)((unsigned int)(0xff & v >> 8));
  p[17] = (unsigned char)(0xff & v);
}
```
user: What is the c source code of the assembly code below?

```asm
<utf8ncpy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x40(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x48(%rbp)
  jne    L24
  mov    -0x38(%rbp),%rax
  jmp    L26
L24:
  movq   $0x0,-0x30(%rbp)
  jmp    L38
L44:
  mov    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    -0x20(%rbp),%rcx
  mov    -0x30(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  mov    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L30
  addq   $0x1,-0x30(%rbp)
L38:
  mov    -0x30(%rbp),%rax
  cmp    -0x48(%rbp),%rax
  jb     L44
  jmp    L111
L30:
  nop
L111:
  mov    -0x30(%rbp),%rax
  sub    $0x1,%rax
  mov    %rax,-0x28(%rbp)
  jmp    L119
L23:
  subq   $0x1,-0x28(%rbp)
L119:
  cmpq   $0x0,-0x28(%rbp)
  je     L62
  mov    -0x20(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  je     L23
L62:
  mov    -0x28(%rbp),%rax
  cmp    -0x30(%rbp),%rax
  jae    L102
  mov    -0x30(%rbp),%rax
  sub    -0x28(%rbp),%rax
  mov    %rax,%rbx
  mov    -0x20(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <utf8codepointsize@plt>
  cmp    %rax,%rbx
  jae    L102
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x30(%rbp)
  jmp    L102
L67:
  mov    -0x20(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  addq   $0x1,-0x30(%rbp)
L102:
  mov    -0x30(%rbp),%rax
  cmp    -0x48(%rbp),%rax
  jb     L67
  mov    -0x38(%rbp),%rax
L26:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void *utf8ncpy(void *__restrict__ dst, const void *__restrict__ src, size_t n) {
  char *d = (char *)dst;
  const char *s = (const char *)src;
  size_t index, check_index;
  if (n == 0) {
    return dst;
  }
  for (index = 0; index < n; index++) {
    d[index] = s[index];
    if ('\0' == s[index]) {
      break;
    }
  }
  for (check_index = index - 1; check_index > 0 && 0x80 == (0xc0 & d[check_index]); check_index--) {
  }
  if (check_index < index && (index - check_index) < utf8codepointsize(d[check_index])) {
    index = check_index;
  }
  for (; index < n; index++) {
    d[index] = 0;
  }
  return dst;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<utf8ncpy>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  test   %rdx,%rdx
  je     L66
  mov    %rdx,%r13
  mov    $0x0,%ebx
L111:
  movzbl (%rsi,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  test   %al,%al
  je     L81
  add    $0x1,%rbx
  cmp    %rbx,%r13
  jne    L111
  mov    %r13,%rbx
L81:
  mov    %rbx,%rbp
  sub    $0x1,%rbp
  je     L11
L18:
  movsbl (%r12,%rbp,1),%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  jne    L73
  sub    $0x1,%rbp
  jne    L18
L73:
  cmp    %rbp,%rbx
  ja     L6
L70:
  cmp    %rbx,%r13
  jbe    L66
L32:
  add    %r12,%rbx
  add    %r12,%r13
L19:
  movb   $0x0,(%rbx)
  add    $0x1,%rbx
  cmp    %r13,%rbx
  jne    L19
L66:
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L6:
  mov    %rbx,%r14
  sub    %rbp,%r14
  movsbl (%r12,%rbp,1),%edi
  call   <utf8codepointsize@plt>
  cmp    %rax,%r14
  cmovb  %rbp,%rbx
  jmp    L70
L11:
  movsbl (%r12),%edi
  call   <utf8codepointsize@plt>
  cmp    %rbx,%rax
  jbe    L70
  mov    %rbp,%rbx
  jmp    L32
```

assistant: ```c
void *utf8ncpy(void *__restrict__ dst, const void *__restrict__ src, size_t n) {
  char *d = (char *)dst;
  const char *s = (const char *)src;
  size_t index, check_index;
  if (n == 0) {
    return dst;
  }
  for (index = 0; index < n; index++) {
    d[index] = s[index];
    if ('\0' == s[index]) {
      break;
    }
  }
  for (check_index = index - 1; check_index > 0 && 0x80 == (0xc0 & d[check_index]); check_index--) {
  }
  if (check_index < index && (index - check_index) < utf8codepointsize(d[check_index])) {
    index = check_index;
  }
  for (; index < n; index++) {
    d[index] = 0;
  }
  return dst;
}
```
user: Translate the below assembly code into C programming language:

```asm
<utf8ncpy>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x18,%rsp
  test   %rdx,%rdx
  jne    L99
  jmp    L63
  nopl   0x0(%rax,%rax,1)
L11:
  mov    %rax,%rbx
L99:
  movzbl (%rsi,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  test   %al,%al
  je     L48
  lea    0x1(%rbx),%rax
  cmp    %rax,%rdx
  jne    L11
  mov    %rdx,%r13
L127:
  test   %rbx,%rbx
  jne    L4
  jmp    L32
  nopl   (%rax)
L130:
  sub    $0x1,%rbx
  je     L49
L4:
  movsbl (%r12,%rbx,1),%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  je     L130
L49:
  cmp    %rbx,%r13
  ja     L118
L122:
  cmp    %r13,%rdx
  jbe    L63
L69:
  sub    %r13,%rdx
  lea    (%r12,%r13,1),%rdi
  xor    %esi,%esi
  call   <memset@plt>
L63:
  add    $0x18,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  cs nopw 0x0(%rax,%rax,1)
L48:
  mov    %rbx,%r13
  sub    $0x1,%rbx
  jmp    L127
  nopl   0x0(%rax)
L118:
  movsbl (%r12,%rbx,1),%edi
  mov    %r13,%r14
  mov    %rdx,0x8(%rsp)
  sub    %rbx,%r14
  call   <utf8codepointsize@plt>
  mov    0x8(%rsp),%rdx
  cmp    %r14,%rax
  cmova  %rbx,%r13
  jmp    L122
L32:
  movsbl (%r12),%edi
  mov    %rdx,0x8(%rsp)
  call   <utf8codepointsize@plt>
  mov    0x8(%rsp),%rdx
  cmp    %rax,%r13
  jae    L122
  xor    %r13d,%r13d
  jmp    L69
```

assistant: ```c
void *utf8ncpy(void *__restrict__ dst, const void *__restrict__ src, size_t n) {
  char *d = (char *)dst;
  const char *s = (const char *)src;
  size_t index, check_index;
  if (n == 0) {
    return dst;
  }
  for (index = 0; index < n; index++) {
    d[index] = s[index];
    if ('\0' == s[index]) {
      break;
    }
  }
  for (check_index = index - 1; check_index > 0 && 0x80 == (0xc0 & d[check_index]); check_index--) {
  }
  if (check_index < index && (index - check_index) < utf8codepointsize(d[check_index])) {
    index = check_index;
  }
  for (; index < n; index++) {
    d[index] = 0;
  }
  return dst;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<utf8ncpy>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  xor    %ebx,%ebx
  test   %rdx,%rdx
  jne    L84
  jmp    L32
  nopl   0x0(%rax,%rax,1)
L147:
  mov    %rax,%rbx
L84:
  movzbl (%rsi,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  test   %al,%al
  je     L29
  lea    0x1(%rbx),%rax
  cmp    %rax,%rbp
  jne    L147
  mov    %rbp,%r13
L93:
  test   %rbx,%rbx
  jne    L0
  jmp    L66
  nopw   0x0(%rax,%rax,1)
L98:
  sub    $0x1,%rbx
  je     L70
L0:
  movsbl (%r12,%rbx,1),%eax
  lea    (%r12,%rbx,1),%rdx
  and    $0xc0,%eax
  cmp    $0x80,%eax
  je     L98
  cmp    %rbx,%r13
  ja     L107
L71:
  cmp    %r13,%rbp
  jbe    L32
L61:
  mov    %rbp,%rdx
  lea    (%r12,%r13,1),%rdi
  xor    %esi,%esi
  sub    %r13,%rdx
  call   <memset@plt>
L32:
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L29:
  mov    %rbx,%r13
  sub    $0x1,%rbx
  jmp    L93
  nopl   0x0(%rax)
L70:
  mov    %r12,%rdx
  cmp    %rbx,%r13
  jbe    L71
L107:
  movsbl (%rdx),%edi
  mov    %r13,%r14
  sub    %rbx,%r14
  call   <utf8codepointsize@plt>
  cmp    %r14,%rax
  cmova  %rbx,%r13
  jmp    L71
L66:
  movsbl (%r12),%edi
  call   <utf8codepointsize@plt>
  cmp    %rax,%r13
  jae    L71
  xor    %r13d,%r13d
  jmp    L61
```

assistant: ```c
void *utf8ncpy(void *__restrict__ dst, const void *__restrict__ src, size_t n) {
  char *d = (char *)dst;
  const char *s = (const char *)src;
  size_t index, check_index;
  if (n == 0) {
    return dst;
  }
  for (index = 0; index < n; index++) {
    d[index] = s[index];
    if ('\0' == s[index]) {
      break;
    }
  }
  for (check_index = index - 1; check_index > 0 && 0x80 == (0xc0 & d[check_index]); check_index--) {
  }
  if (check_index < index && (index - check_index) < utf8codepointsize(d[check_index])) {
    index = check_index;
  }
  for (; index < n; index++) {
    d[index] = 0;
  }
  return dst;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<CalculateNewSerialNumber>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x1c(%rbp),%rdx
  lea    -0x20(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <gettimeofday@plt>
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,-0x24(%rbp)
  lea    -0x24(%rbp),%rax
  mov    %rax,%rdi
  call   <localtime@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    0x4(%rax),%eax
  add    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    0x8(%rax),%eax
  add    %edx,%eax
  add    $0x76c,%ax
  mov    %ax,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    0xc(%rax),%eax
  shl    $0x8,%eax
  mov    %eax,%ecx
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  mov    %eax,%esi
  mov    %edx,%eax
  sub    %esi,%eax
  lea    (%rcx,%rax,1),%edx
  mov    -0x18(%rbp),%rax
  mov    0x10(%rax),%eax
  shl    $0x8,%eax
  mov    %eax,%ecx
  mov    -0x18(%rbp),%rax
  mov    0x14(%rax),%eax
  add    %ecx,%eax
  add    %edx,%eax
  mov    %ax,-0x26(%rbp)
  movzwl -0x28(%rbp),%edx
  movzwl -0x26(%rbp),%eax
  shl    $0x10,%eax
  add    %edx,%eax
  cltq
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

assistant: ```c
unsigned long CalculateNewSerialNumber(void) {
  unsigned long result;
  time_t now;
  struct tm *nowtm;
  unsigned short first, second;
  struct timeval tval;
  struct timezone tzone;
  gettimeofday(&tval, &tzone);
  now = time(NULL);
  nowtm = localtime(&now);
  first = ((nowtm->tm_hour << 8) + nowtm->tm_min) + (nowtm->tm_year + 1900);
  second = ((nowtm->tm_sec << 8) + (tval.tv_usec / 10)) + ((nowtm->tm_mon << 8) + nowtm->tm_mday);
  result = first + (second << 16);
  return result;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<CalculateNewSerialNumber>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x14(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  call   <gettimeofday@plt>
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,0xc(%rsp)
  lea    0xc(%rsp),%rdi
  call   <localtime@plt>
  mov    %rax,%rcx
  mov    0x10(%rsp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  sar    $0x22,%rdx
  sar    $0x1f,%eax
  sub    %eax,%edx
  add    0x14(%rcx),%dx
  movzwl 0xc(%rcx),%eax
  shl    $0x8,%eax
  add    %eax,%edx
  movzwl 0x10(%rcx),%eax
  shl    $0x8,%eax
  add    %edx,%eax
  mov    %eax,%edx
  shl    $0x10,%edx
  mov    0x8(%rcx),%eax
  add    0x4(%rcx),%ax
  mov    (%rcx),%ecx
  shl    $0x8,%ecx
  lea    0x76c(%rax,%rcx,1),%eax
  movzwl %ax,%eax
  add    %edx,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L2
  cltq
  add    $0x28,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long CalculateNewSerialNumber(void) {
  unsigned long result;
  time_t now;
  struct tm *nowtm;
  unsigned short first, second;
  struct timeval tval;
  struct timezone tzone;
  gettimeofday(&tval, &tzone);
  now = time(NULL);
  nowtm = localtime(&now);
  first = ((nowtm->tm_hour << 8) + nowtm->tm_min) + (nowtm->tm_year + 1900);
  second = ((nowtm->tm_sec << 8) + (tval.tv_usec / 10)) + ((nowtm->tm_mon << 8) + nowtm->tm_mday);
  result = first + (second << 16);
  return result;
}
```
user: Translate the below assembly code into C programming language:

```asm
<CalculateNewSerialNumber>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x14(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  call   <gettimeofday@plt>
  xor    %edi,%edi
  call   <time@plt>
  lea    0xc(%rsp),%rdi
  mov    %eax,0xc(%rsp)
  call   <localtime@plt>
  movslq 0x10(%rsp),%rdx
  mov    %rax,%rcx
  mov    %rdx,%rax
  imul   $0x66666667,%rdx,%rdx
  sar    $0x1f,%eax
  sar    $0x22,%rdx
  sub    %eax,%edx
  movzwl 0xc(%rcx),%eax
  add    0x14(%rcx),%dx
  shl    $0x8,%eax
  add    %eax,%edx
  movzwl 0x10(%rcx),%eax
  shl    $0x8,%eax
  add    %edx,%eax
  mov    %eax,%edx
  mov    0x8(%rcx),%eax
  add    0x4(%rcx),%ax
  mov    (%rcx),%ecx
  shl    $0x10,%edx
  shl    $0x8,%ecx
  lea    0x76c(%rax,%rcx,1),%eax
  movzwl %ax,%eax
  add    %edx,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  cltq
  add    $0x28,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long CalculateNewSerialNumber(void) {
  unsigned long result;
  time_t now;
  struct tm *nowtm;
  unsigned short first, second;
  struct timeval tval;
  struct timezone tzone;
  gettimeofday(&tval, &tzone);
  now = time(NULL);
  nowtm = localtime(&now);
  first = ((nowtm->tm_hour << 8) + nowtm->tm_min) + (nowtm->tm_year + 1900);
  second = ((nowtm->tm_sec << 8) + (tval.tv_usec / 10)) + ((nowtm->tm_mon << 8) + nowtm->tm_mday);
  result = first + (second << 16);
  return result;
}
```
user: What is the c source code of the assembly code below?

```asm
<CalculateNewSerialNumber>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x14(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  call   <gettimeofday@plt>
  xor    %edi,%edi
  call   <time@plt>
  lea    0xc(%rsp),%rdi
  mov    %eax,0xc(%rsp)
  call   <localtime@plt>
  movslq 0x10(%rsp),%rdx
  mov    %rax,%rcx
  mov    %rdx,%rax
  imul   $0x66666667,%rdx,%rdx
  sar    $0x1f,%eax
  sar    $0x22,%rdx
  sub    %eax,%edx
  movzwl 0xc(%rcx),%eax
  add    0x14(%rcx),%dx
  shl    $0x8,%eax
  add    %eax,%edx
  movzwl 0x10(%rcx),%eax
  shl    $0x8,%eax
  add    %edx,%eax
  mov    %eax,%edx
  mov    0x8(%rcx),%eax
  add    0x4(%rcx),%ax
  mov    (%rcx),%ecx
  shl    $0x10,%edx
  shl    $0x8,%ecx
  lea    0x76c(%rax,%rcx,1),%eax
  movzwl %ax,%eax
  add    %edx,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  cltq
  add    $0x28,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned long CalculateNewSerialNumber(void) {
  unsigned long result;
  time_t now;
  struct tm *nowtm;
  unsigned short first, second;
  struct timeval tval;
  struct timezone tzone;
  gettimeofday(&tval, &tzone);
  now = time(NULL);
  nowtm = localtime(&now);
  first = ((nowtm->tm_hour << 8) + nowtm->tm_min) + (nowtm->tm_year + 1900);
  second = ((nowtm->tm_sec << 8) + (tval.tv_usec / 10)) + ((nowtm->tm_mon << 8) + nowtm->tm_mday);
  result = first + (second << 16);
  return result;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<waitForKeyboard>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  nop
L3:
  mov    $0x64,%edi
  call   <inb@plt>
  and    $0x2,%eax
  test   %eax,%eax
  jne    L3
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void waitForKeyboard() {
  while (inb(0x64) & 0x02)
    ;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<waitForKeyboard>:
  endbr64
  sub    $0x8,%rsp
L2:
  mov    $0x64,%edi
  call   <inb@plt>
  test   $0x2,%al
  jne    L2
  add    $0x8,%rsp
  ret
```

assistant: ```c
void waitForKeyboard() {
  while (inb(0x64) & 0x02)
    ;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<waitForKeyboard>:
  endbr64
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L1:
  mov    $0x64,%edi
  call   <inb@plt>
  test   $0x2,%al
  jne    L1
  add    $0x8,%rsp
  ret
```

assistant: ```c
void waitForKeyboard() {
  while (inb(0x64) & 0x02)
    ;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<waitForKeyboard>:
  endbr64
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L8:
  mov    $0x64,%edi
  call   <inb@plt>
  test   $0x2,%al
  jne    L8
  add    $0x8,%rsp
  ret
```

assistant: ```c
void waitForKeyboard() {
  while (inb(0x64) & 0x02)
    ;
}
```