ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<misc_print_missing_sub_command>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <warnx@plt>
  mov    $0x0,%eax
  call   <util_prg_print_parse_error@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D8
type: string

tool: D8: Subcommand is required

assistant: ```c
void misc_print_missing_sub_command(void) {
  warnx("Subcommand is required");
  util_prg_print_parse_error();
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<misc_print_missing_sub_command>:
  endbr64
  sub    $0x8,%rsp
  lea    D3(%rip),%rdi
  call   <warnx@plt>
  mov    $0x0,%eax
  call   <util_prg_print_parse_error@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: label: D3
datatype: string

tool: D3: Subcommand is required

assistant: ```c
void misc_print_missing_sub_command(void) {
  warnx("Subcommand is required");
  util_prg_print_parse_error();
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<misc_print_missing_sub_command>:
  endbr64
  sub    $0x8,%rsp
  lea    D4(%rip),%rdi
  call   <warnx@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <util_prg_print_parse_error@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D4
type: string

tool: D4: Subcommand is required

assistant: ```c
void misc_print_missing_sub_command(void) {
  warnx("Subcommand is required");
  util_prg_print_parse_error();
}
```
user: Translate the below assembly code into C programming language:

```asm
<misc_print_missing_sub_command>:
  endbr64
  sub    $0x8,%rsp
  lea    D1(%rip),%rdi
  call   <warnx@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <util_prg_print_parse_error@plt>
```

tool_calls: name: disassemble_data
arguments: label: D1
data_type: string

tool: D1: Subcommand is required

assistant: ```c
void misc_print_missing_sub_command(void) {
  warnx("Subcommand is required");
  util_prg_print_parse_error();
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<stamp_ts>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L3
  mov    -0x8(%rbp),%rax
  shr    $0x1d,%rax
  and    $0xe,%eax
  or     $0x21,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  shr    $0x16,%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  shr    $0xe,%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  add    $0x2,%rax
  or     $0x1,%edx
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  shr    $0x7,%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%rax
  add    $0x3,%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  lea    (%rax,%rax,1),%edx
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  or     $0x1,%edx
  mov    %dl,(%rax)
L3:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void stamp_ts(unsigned long long int ts, unsigned char *buffer) {
  if (buffer) {
    buffer[0] = ((ts >> 29) & 0x0F) | 0x21;
    buffer[1] = (ts >> 22) & 0xFF;
    buffer[2] = ((ts >> 14) & 0xFF) | 0x01;
    buffer[3] = (ts >> 7) & 0xFF;
    buffer[4] = ((ts << 1) & 0xFF) | 0x01;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<stamp_ts>:
  endbr64
  test   %rsi,%rsi
  je     L3
  mov    %rdi,%rax
  shr    $0x1d,%rax
  and    $0xe,%eax
  or     $0x21,%eax
  mov    %al,(%rsi)
  mov    %rdi,%rax
  shr    $0x16,%rax
  mov    %al,0x1(%rsi)
  mov    %rdi,%rax
  shr    $0xe,%rax
  or     $0x1,%eax
  mov    %al,0x2(%rsi)
  mov    %rdi,%rax
  shr    $0x7,%rax
  mov    %al,0x3(%rsi)
  lea    0x1(%rdi,%rdi,1),%edi
  mov    %dil,0x4(%rsi)
L3:
  ret
```

assistant: ```c
void stamp_ts(unsigned long long int ts, unsigned char *buffer) {
  if (buffer) {
    buffer[0] = ((ts >> 29) & 0x0F) | 0x21;
    buffer[1] = (ts >> 22) & 0xFF;
    buffer[2] = ((ts >> 14) & 0xFF) | 0x01;
    buffer[3] = (ts >> 7) & 0xFF;
    buffer[4] = ((ts << 1) & 0xFF) | 0x01;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<stamp_ts>:
  endbr64
  test   %rsi,%rsi
  je     L9
  mov    %rdi,%rax
  shr    $0x1d,%rax
  and    $0xe,%eax
  or     $0x21,%eax
  mov    %al,(%rsi)
  mov    %rdi,%rax
  shr    $0x16,%rax
  mov    %al,0x1(%rsi)
  mov    %rdi,%rax
  shr    $0xe,%rax
  or     $0x1,%eax
  mov    %al,0x2(%rsi)
  mov    %rdi,%rax
  lea    0x1(%rdi,%rdi,1),%edi
  shr    $0x7,%rax
  mov    %dil,0x4(%rsi)
  mov    %al,0x3(%rsi)
L9:
  ret
```

assistant: ```c
void stamp_ts(unsigned long long int ts, unsigned char *buffer) {
  if (buffer) {
    buffer[0] = ((ts >> 29) & 0x0F) | 0x21;
    buffer[1] = (ts >> 22) & 0xFF;
    buffer[2] = ((ts >> 14) & 0xFF) | 0x01;
    buffer[3] = (ts >> 7) & 0xFF;
    buffer[4] = ((ts << 1) & 0xFF) | 0x01;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<stamp_ts>:
  endbr64
  test   %rsi,%rsi
  je     L9
  mov    %rdi,%rax
  shr    $0x1d,%rax
  and    $0xe,%eax
  or     $0x21,%eax
  mov    %al,(%rsi)
  mov    %rdi,%rax
  shr    $0x16,%rax
  mov    %al,0x1(%rsi)
  mov    %rdi,%rax
  shr    $0xe,%rax
  or     $0x1,%eax
  mov    %al,0x2(%rsi)
  mov    %rdi,%rax
  lea    0x1(%rdi,%rdi,1),%edi
  shr    $0x7,%rax
  mov    %dil,0x4(%rsi)
  mov    %al,0x3(%rsi)
L9:
  ret
```

assistant: ```c
void stamp_ts(unsigned long long int ts, unsigned char *buffer) {
  if (buffer) {
    buffer[0] = ((ts >> 29) & 0x0F) | 0x21;
    buffer[1] = (ts >> 22) & 0xFF;
    buffer[2] = ((ts >> 14) & 0xFF) | 0x01;
    buffer[3] = (ts >> 7) & 0xFF;
    buffer[4] = ((ts << 1) & 0xFF) | 0x01;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<KeyShift>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L18
L43:
  movl   $0x0,-0x4(%rbp)
  jmp    L71
L76:
  cmpl   $0x0,-0x4(%rbp)
  je     L6
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jns    L6
  mov    -0x4(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x4(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  or     $0x1,%edx
  mov    %dl,(%rax)
L6:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  add    %edx,%edx
  mov    %dl,(%rax)
  addl   $0x1,-0x4(%rbp)
L71:
  cmpl   $0x6,-0x4(%rbp)
  jle    L76
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  movzbl %al,%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L78
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  and    $0xffffffef,%edx
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  add    $0x6,%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  add    $0x6,%rax
  or     $0x1,%edx
  mov    %dl,(%rax)
L78:
  movzbl -0x9(%rbp),%eax
  test   %al,%al
  jns    L3
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  or     $0x10,%edx
  mov    %dl,(%rax)
L3:
  shlb   -0x9(%rbp)
  addl   $0x1,-0x8(%rbp)
L18:
  mov    -0x8(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L43
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void KeyShift(unsigned char *key, const int numbits) {
  int i;
  unsigned char keep = key[0];
  for (i = 0; i < numbits; i++) {
    int j;
    for (j = 0; j < 7; j++) {
      if (j && (key[j] & 0x80))
        key[j - 1] |= 0x01;
      key[j] <<= 1;
    }
    if (((((key)[(27) / 8]) >> (7 - ((27) % 8))) & 0x01)) {
      ((key)[(27) / 8] &= ~(0x01 << (7 - ((27) % 8))));
      ((key)[(55) / 8] |= (0x01 << (7 - ((55) % 8))));
    }
    if (keep & 0x80)
      ((key)[(27) / 8] |= (0x01 << (7 - ((27) % 8))));
    keep <<= 1;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<KeyShift>:
  endbr64
  movzbl (%rdi),%r10d
  mov    $0x0,%r9d
  test   %esi,%esi
  jg     L63
  ret
L85:
  add    %ecx,%ecx
  mov    %cl,(%r8)
  cmp    $0x6,%edx
  jg     L54
L13:
  add    $0x1,%edx
  add    $0x1,%rax
L53:
  cmp    $0x1,%edx
  je     L91
  mov    %rax,%r8
  movzbl (%rax),%ecx
  test   %cl,%cl
  jns    L85
  orb    $0x1,-0x1(%rax)
  jmp    L85
L54:
  movzbl 0x3(%rdi),%eax
  test   $0x10,%al
  je     L56
  and    $0xffffffef,%eax
  mov    %al,0x3(%rdi)
  orb    $0x1,0x6(%rdi)
L56:
  test   %r10b,%r10b
  js     L39
L28:
  add    %r10d,%r10d
  add    $0x1,%r9d
  cmp    %r9d,%esi
  je     L65
L63:
  mov    %rdi,%rax
  mov    $0x1,%edx
  jmp    L53
L39:
  orb    $0x10,0x3(%rdi)
  jmp    L28
L91:
  shlb   (%rax)
  jmp    L13
L65:
  ret
```

assistant: ```c
void KeyShift(unsigned char *key, const int numbits) {
  int i;
  unsigned char keep = key[0];
  for (i = 0; i < numbits; i++) {
    int j;
    for (j = 0; j < 7; j++) {
      if (j && (key[j] & 0x80))
        key[j - 1] |= 0x01;
      key[j] <<= 1;
    }
    if (((((key)[(27) / 8]) >> (7 - ((27) % 8))) & 0x01)) {
      ((key)[(27) / 8] &= ~(0x01 << (7 - ((27) % 8))));
      ((key)[(55) / 8] |= (0x01 << (7 - ((55) % 8))));
    }
    if (keep & 0x80)
      ((key)[(27) / 8] |= (0x01 << (7 - ((27) % 8))));
    keep <<= 1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<KeyShift>:
  endbr64
  movzbl (%rdi),%eax
  test   %esi,%esi
  jle    L80
  mov    %eax,%r9d
  xor    %r8d,%r8d
  nopl   0x0(%rax)
L4:
  mov    %rdi,%rdx
  xor    %ecx,%ecx
  jmp    L15
  nop
L85:
  test   %al,%al
  jns    L36
  orb    $0x1,-0x1(%rdx)
  movzbl (%rdx),%eax
L36:
  add    %eax,%eax
  mov    %al,(%rdx)
  cmp    $0x7,%ecx
  je     L3
L18:
  movzbl 0x1(%rdx),%eax
  add    $0x1,%rdx
L15:
  add    $0x1,%ecx
  cmp    $0x1,%ecx
  jne    L85
  add    %eax,%eax
  mov    %al,(%rdx)
  jmp    L18
  nopw   0x0(%rax,%rax,1)
L3:
  movzbl 0x3(%rdi),%eax
  test   $0x10,%al
  je     L69
  and    $0xffffffef,%eax
  orb    $0x1,0x6(%rdi)
  mov    %al,0x3(%rdi)
L69:
  test   %r9b,%r9b
  jns    L13
  orb    $0x10,0x3(%rdi)
L13:
  add    $0x1,%r8d
  add    %r9d,%r9d
  cmp    %r8d,%esi
  je     L80
  movzbl (%rdi),%eax
  jmp    L4
  nopl   0x0(%rax)
L80:
  ret
```

assistant: ```c
void KeyShift(unsigned char *key, const int numbits) {
  int i;
  unsigned char keep = key[0];
  for (i = 0; i < numbits; i++) {
    int j;
    for (j = 0; j < 7; j++) {
      if (j && (key[j] & 0x80))
        key[j - 1] |= 0x01;
      key[j] <<= 1;
    }
    if (((((key)[(27) / 8]) >> (7 - ((27) % 8))) & 0x01)) {
      ((key)[(27) / 8] &= ~(0x01 << (7 - ((27) % 8))));
      ((key)[(55) / 8] |= (0x01 << (7 - ((55) % 8))));
    }
    if (keep & 0x80)
      ((key)[(27) / 8] |= (0x01 << (7 - ((27) % 8))));
    keep <<= 1;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<KeyShift>:
  endbr64
  movzbl (%rdi),%r8d
  test   %esi,%esi
  jle    L29
  push   %r12
  mov    %esi,%r12d
  mov    %r8d,%r11d
  xor    %r10d,%r10d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  movzbl 0x1(%rdi),%edx
  movzbl 0x2(%rdi),%ecx
  movzbl 0x4(%rdi),%esi
  movzbl 0x6(%rbp),%r9d
  movzbl 0x5(%rdi),%edi
  movzbl 0x3(%rbp),%eax
  nopl   0x0(%rax)
L27:
  add    %r8d,%r8d
  mov    %r8d,%ebx
  or     $0x1,%ebx
  test   %dl,%dl
  cmovs  %ebx,%r8d
  add    %edx,%edx
  mov    %edx,%ebx
  or     $0x1,%ebx
  test   %cl,%cl
  cmovs  %ebx,%edx
  add    %ecx,%ecx
  mov    %ecx,%ebx
  or     $0x1,%ebx
  test   %al,%al
  cmovs  %ebx,%ecx
  add    %eax,%eax
  mov    %eax,%ebx
  or     $0x1,%ebx
  test   %sil,%sil
  cmovs  %ebx,%eax
  add    %esi,%esi
  mov    %esi,%ebx
  or     $0x1,%ebx
  test   %dil,%dil
  cmovs  %ebx,%esi
  add    %edi,%edi
  mov    %edi,%ebx
  or     $0x1,%ebx
  test   %r9b,%r9b
  cmovs  %ebx,%edi
  add    %r9d,%r9d
  test   $0x10,%al
  je     L26
  and    $0xffffffef,%eax
  or     $0x1,%r9d
L26:
  mov    %eax,%ebx
  or     $0x10,%ebx
  test   %r11b,%r11b
  cmovs  %ebx,%eax
  add    $0x1,%r10d
  add    %r11d,%r11d
  cmp    %r10d,%r12d
  jne    L27
  mov    %dil,0x5(%rbp)
  mov    %sil,0x4(%rbp)
  mov    %cl,0x2(%rbp)
  mov    %dl,0x1(%rbp)
  mov    %r8b,0x0(%rbp)
  mov    %r9b,0x6(%rbp)
  mov    %al,0x3(%rbp)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L29:
  ret
```

assistant: ```c
void KeyShift(unsigned char *key, const int numbits) {
  int i;
  unsigned char keep = key[0];
  for (i = 0; i < numbits; i++) {
    int j;
    for (j = 0; j < 7; j++) {
      if (j && (key[j] & 0x80))
        key[j - 1] |= 0x01;
      key[j] <<= 1;
    }
    if (((((key)[(27) / 8]) >> (7 - ((27) % 8))) & 0x01)) {
      ((key)[(27) / 8] &= ~(0x01 << (7 - ((27) % 8))));
      ((key)[(55) / 8] |= (0x01 << (7 - ((55) % 8))));
    }
    if (keep & 0x80)
      ((key)[(27) / 8] |= (0x01 << (7 - ((27) % 8))));
    keep <<= 1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<foo>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jne    L12
  mov    $0x1,%eax
  jmp    L8
L12:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jbe    L14
  mov    $0x2,%eax
  jmp    L8
L14:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jae    L30
  mov    $0x3,%eax
  jmp    L8
L30:
  mov    $0x0,%eax
L8:
  pop    %rbp
  ret
```

assistant: ```c
int foo(unsigned a, unsigned b) {
  if (a == b)
    return 1;
  if (a > b)
    return 2;
  if (a < b)
    return 3;
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<foo>:
  endbr64
  mov    $0x1,%eax
  cmp    %esi,%edi
  je     L16
  mov    $0x2,%eax
  ja     L16
  sbb    %eax,%eax
  and    $0x3,%eax
L16:
  ret
```

assistant: ```c
int foo(unsigned a, unsigned b) {
  if (a == b)
    return 1;
  if (a > b)
    return 2;
  if (a < b)
    return 3;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<foo>:
  endbr64
  mov    $0x1,%eax
  cmp    %esi,%edi
  je     L18
  mov    $0x2,%eax
  ja     L18
  setb   %al
  movzbl %al,%eax
  lea    (%rax,%rax,2),%eax
L18:
  ret
```

assistant: ```c
int foo(unsigned a, unsigned b) {
  if (a == b)
    return 1;
  if (a > b)
    return 2;
  if (a < b)
    return 3;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<foo>:
  endbr64
  mov    $0x1,%eax
  cmp    %esi,%edi
  je     L12
  mov    $0x2,%eax
  ja     L12
  setb   %al
  movzbl %al,%eax
  lea    (%rax,%rax,2),%eax
L12:
  ret
```

assistant: ```c
int foo(unsigned a, unsigned b) {
  if (a == b)
    return 1;
  if (a > b)
    return 2;
  if (a < b)
    return 3;
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<unrolled>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  jmp    L0
L19:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x4(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x8(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0xc(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0xc(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x10(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x10(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x14(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x14(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x18(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x18(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x1c(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x1c(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x20(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x20(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x24(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x24(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x28(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x28(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x2c(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x2c(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x30(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x30(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x34(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x34(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x38(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x38(%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x3c(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    0x3c(%rax),%eax
  mov    %eax,(%rdx)
  addq   $0x40,-0x10(%rbp)
  addq   $0x40,-0x8(%rbp)
  mov    -0x14(%rbp),%eax
  sub    $0x40,%eax
  mov    %eax,-0x14(%rbp)
L0:
  mov    -0x14(%rbp),%eax
  cmp    $0x3f,%eax
  ja     L19
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void unrolled(src, dst, numbytes) unsigned int *src, *dst;
int numbytes;
{
  while (numbytes >= 16 * sizeof(unsigned int)) {
    dst[0] = src[0];
    dst[1] = src[1];
    dst[2] = src[2];
    dst[3] = src[3];
    dst[4] = src[4];
    dst[5] = src[5];
    dst[6] = src[6];
    dst[7] = src[7];
    dst[8] = src[8];
    dst[9] = src[9];
    dst[10] = src[10];
    dst[11] = src[11];
    dst[12] = src[12];
    dst[13] = src[13];
    dst[14] = src[14];
    dst[15] = src[15];
    dst += 16;
    src += 16;
    numbytes -= 16 * sizeof(unsigned int);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<unrolled>:
  endbr64
  mov    %rdi,%rax
  mov    %rsi,%rcx
  cmp    $0x3f,%edx
  jbe    L1
  sub    $0x40,%edx
  shr    $0x6,%edx
  add    $0x1,%edx
  mov    %edx,%edx
  shl    $0x6,%rdx
  add    %rdi,%rdx
L5:
  mov    (%rax),%esi
  mov    %esi,(%rcx)
  mov    0x4(%rax),%esi
  mov    %esi,0x4(%rcx)
  mov    0x8(%rax),%esi
  mov    %esi,0x8(%rcx)
  mov    0xc(%rax),%esi
  mov    %esi,0xc(%rcx)
  mov    0x10(%rax),%esi
  mov    %esi,0x10(%rcx)
  mov    0x14(%rax),%esi
  mov    %esi,0x14(%rcx)
  mov    0x18(%rax),%esi
  mov    %esi,0x18(%rcx)
  mov    0x1c(%rax),%esi
  mov    %esi,0x1c(%rcx)
  mov    0x20(%rax),%esi
  mov    %esi,0x20(%rcx)
  mov    0x24(%rax),%esi
  mov    %esi,0x24(%rcx)
  mov    0x28(%rax),%esi
  mov    %esi,0x28(%rcx)
  mov    0x2c(%rax),%esi
  mov    %esi,0x2c(%rcx)
  mov    0x30(%rax),%esi
  mov    %esi,0x30(%rcx)
  mov    0x34(%rax),%esi
  mov    %esi,0x34(%rcx)
  mov    0x38(%rax),%esi
  mov    %esi,0x38(%rcx)
  mov    0x3c(%rax),%esi
  mov    %esi,0x3c(%rcx)
  add    $0x40,%rcx
  add    $0x40,%rax
  cmp    %rdx,%rax
  jne    L5
L1:
  ret
```

assistant: ```c
void unrolled(src, dst, numbytes) unsigned int *src, *dst;
int numbytes;
{
  while (numbytes >= 16 * sizeof(unsigned int)) {
    dst[0] = src[0];
    dst[1] = src[1];
    dst[2] = src[2];
    dst[3] = src[3];
    dst[4] = src[4];
    dst[5] = src[5];
    dst[6] = src[6];
    dst[7] = src[7];
    dst[8] = src[8];
    dst[9] = src[9];
    dst[10] = src[10];
    dst[11] = src[11];
    dst[12] = src[12];
    dst[13] = src[13];
    dst[14] = src[14];
    dst[15] = src[15];
    dst += 16;
    src += 16;
    numbytes -= 16 * sizeof(unsigned int);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<unrolled>:
  endbr64
  mov    %rdi,%rax
  mov    %rsi,%rcx
  cmp    $0x3f,%edx
  jbe    L14
  sub    $0x40,%edx
  shr    $0x6,%edx
  add    $0x1,%edx
  shl    $0x6,%rdx
  add    %rdi,%rdx
  nop
L0:
  mov    (%rax),%esi
  add    $0x40,%rax
  add    $0x40,%rcx
  mov    %esi,-0x40(%rcx)
  mov    -0x3c(%rax),%esi
  mov    %esi,-0x3c(%rcx)
  mov    -0x38(%rax),%esi
  mov    %esi,-0x38(%rcx)
  mov    -0x34(%rax),%esi
  mov    %esi,-0x34(%rcx)
  mov    -0x30(%rax),%esi
  mov    %esi,-0x30(%rcx)
  mov    -0x2c(%rax),%esi
  mov    %esi,-0x2c(%rcx)
  mov    -0x28(%rax),%esi
  mov    %esi,-0x28(%rcx)
  mov    -0x24(%rax),%esi
  mov    %esi,-0x24(%rcx)
  mov    -0x20(%rax),%esi
  mov    %esi,-0x20(%rcx)
  mov    -0x1c(%rax),%esi
  mov    %esi,-0x1c(%rcx)
  mov    -0x18(%rax),%esi
  mov    %esi,-0x18(%rcx)
  mov    -0x14(%rax),%esi
  mov    %esi,-0x14(%rcx)
  mov    -0x10(%rax),%esi
  mov    %esi,-0x10(%rcx)
  mov    -0xc(%rax),%esi
  mov    %esi,-0xc(%rcx)
  mov    -0x8(%rax),%esi
  mov    %esi,-0x8(%rcx)
  mov    -0x4(%rax),%esi
  mov    %esi,-0x4(%rcx)
  cmp    %rdx,%rax
  jne    L0
L14:
  ret
```

assistant: ```c
void unrolled(src, dst, numbytes) unsigned int *src, *dst;
int numbytes;
{
  while (numbytes >= 16 * sizeof(unsigned int)) {
    dst[0] = src[0];
    dst[1] = src[1];
    dst[2] = src[2];
    dst[3] = src[3];
    dst[4] = src[4];
    dst[5] = src[5];
    dst[6] = src[6];
    dst[7] = src[7];
    dst[8] = src[8];
    dst[9] = src[9];
    dst[10] = src[10];
    dst[11] = src[11];
    dst[12] = src[12];
    dst[13] = src[13];
    dst[14] = src[14];
    dst[15] = src[15];
    dst += 16;
    src += 16;
    numbytes -= 16 * sizeof(unsigned int);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<unrolled>:
  endbr64
  mov    %rdi,%rcx
  mov    %rsi,%rax
  cmp    $0x3f,%edx
  jbe    L31
  lea    0x3f(%rdi),%rsi
  sub    $0x40,%edx
  sub    %rax,%rsi
  shr    $0x6,%edx
  cmp    $0x7e,%rsi
  jbe    L16
  lea    0x1(%rdx),%esi
  xor    %ecx,%ecx
  mov    %rdi,%rdx
  xchg   %ax,%ax
L8:
  movdqu 0x10(%rdx),%xmm2
  movdqu (%rdx),%xmm3
  add    $0x1,%ecx
  add    $0x40,%rdx
  movdqu -0x20(%rdx),%xmm1
  movdqu -0x10(%rdx),%xmm0
  add    $0x40,%rax
  movups %xmm3,-0x40(%rax)
  movups %xmm2,-0x30(%rax)
  movups %xmm1,-0x20(%rax)
  movups %xmm0,-0x10(%rax)
  cmp    %esi,%ecx
  jb     L8
  ret
  nopl   0x0(%rax,%rax,1)
L16:
  add    $0x1,%edx
  shl    $0x6,%rdx
  add    %rax,%rdx
  nopw   0x0(%rax,%rax,1)
L27:
  mov    (%rcx),%esi
  add    $0x40,%rax
  add    $0x40,%rcx
  mov    %esi,-0x40(%rax)
  mov    -0x3c(%rcx),%esi
  mov    %esi,-0x3c(%rax)
  mov    -0x38(%rcx),%esi
  mov    %esi,-0x38(%rax)
  mov    -0x34(%rcx),%esi
  mov    %esi,-0x34(%rax)
  mov    -0x30(%rcx),%esi
  mov    %esi,-0x30(%rax)
  mov    -0x2c(%rcx),%esi
  mov    %esi,-0x2c(%rax)
  mov    -0x28(%rcx),%esi
  mov    %esi,-0x28(%rax)
  mov    -0x24(%rcx),%esi
  mov    %esi,-0x24(%rax)
  mov    -0x20(%rcx),%esi
  mov    %esi,-0x20(%rax)
  mov    -0x1c(%rcx),%esi
  mov    %esi,-0x1c(%rax)
  mov    -0x18(%rcx),%esi
  mov    %esi,-0x18(%rax)
  mov    -0x14(%rcx),%esi
  mov    %esi,-0x14(%rax)
  mov    -0x10(%rcx),%esi
  mov    %esi,-0x10(%rax)
  mov    -0xc(%rcx),%esi
  mov    %esi,-0xc(%rax)
  mov    -0x8(%rcx),%esi
  mov    %esi,-0x8(%rax)
  mov    -0x4(%rcx),%esi
  mov    %esi,-0x4(%rax)
  cmp    %rax,%rdx
  jne    L27
L31:
  ret
```

assistant: ```c
void unrolled(src, dst, numbytes) unsigned int *src, *dst;
int numbytes;
{
  while (numbytes >= 16 * sizeof(unsigned int)) {
    dst[0] = src[0];
    dst[1] = src[1];
    dst[2] = src[2];
    dst[3] = src[3];
    dst[4] = src[4];
    dst[5] = src[5];
    dst[6] = src[6];
    dst[7] = src[7];
    dst[8] = src[8];
    dst[9] = src[9];
    dst[10] = src[10];
    dst[11] = src[11];
    dst[12] = src[12];
    dst[13] = src[13];
    dst[14] = src[14];
    dst[15] = src[15];
    dst += 16;
    src += 16;
    numbytes -= 16 * sizeof(unsigned int);
  }
}
```