ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<check_for_valid_filename>:
  endbr64
  test   %esi,%esi
  jle    L27
  mov    %rdi,%rdx
  lea    -0x1(%rsi),%eax
  lea    0x1(%rdi,%rax,1),%rdi
  movabs $0x900000001,%rsi
  jmp    L8
L78:
  cmp    $0x39,%al
  jg     L15
L69:
  add    $0x1,%rdx
  cmp    %rdi,%rdx
  je     L4
L8:
  movzbl (%rdx),%eax
  lea    -0x22(%rax),%ecx
  cmp    $0x8,%cl
  jbe    L37
  cmp    $0x1f,%al
  jle    L37
  cmp    $0x40,%al
  jle    L78
  cmp    $0x5b,%al
  jle    L69
  sub    $0x5c,%eax
  bt     %rax,%rsi
  jae    L69
  mov    $0xfffff82f,%eax
  ret
L4:
  mov    $0x0,%eax
  ret
L27:
  mov    $0x0,%eax
  ret
L37:
  mov    $0xfffff82f,%eax
  ret
L15:
  mov    $0xfffff82f,%eax
  ret
```

assistant: ```c
int check_for_valid_filename(const char *data_string, const int length) {
  int temp_count;
  for (temp_count = 0; temp_count < length; temp_count++) {
    if ((*(data_string + temp_count) < 32) || (((*(data_string + temp_count)) > 33) && ((*(data_string + temp_count)) < 43)) || (((*(data_string + temp_count)) > 57) && ((*(data_string + temp_count)) < 65)) || (*(data_string + temp_count) == 92) || (*(data_string + temp_count) == 124) || (*(data_string + temp_count) > 126))
      return -2001;
  }
  return -0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<check_for_valid_filename>:
  endbr64
  test   %esi,%esi
  jle    L33
  movabs $0x900000001,%rcx
  lea    -0x1(%rsi),%eax
  lea    0x1(%rdi,%rax,1),%rsi
  jmp    L30
  nopl   0x0(%rax)
L16:
  cmp    $0x39,%al
  jg     L73
L74:
  add    $0x1,%rdi
  cmp    %rdi,%rsi
  je     L33
L30:
  movzbl (%rdi),%eax
  lea    -0x22(%rax),%edx
  cmp    $0x8,%dl
  jbe    L73
  cmp    $0x1f,%al
  jle    L73
  cmp    $0x40,%al
  jle    L16
  cmp    $0x5b,%al
  jle    L74
  sub    $0x5c,%eax
  bt     %rax,%rcx
  jae    L74
L73:
  mov    $0xfffff82f,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L33:
  xor    %eax,%eax
  ret
```

assistant: ```c
int check_for_valid_filename(const char *data_string, const int length) {
  int temp_count;
  for (temp_count = 0; temp_count < length; temp_count++) {
    if ((*(data_string + temp_count) < 32) || (((*(data_string + temp_count)) > 33) && ((*(data_string + temp_count)) < 43)) || (((*(data_string + temp_count)) > 57) && ((*(data_string + temp_count)) < 65)) || (*(data_string + temp_count) == 92) || (*(data_string + temp_count) == 124) || (*(data_string + temp_count) > 126))
      return -2001;
  }
  return -0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<check_for_valid_filename>:
  endbr64
  test   %esi,%esi
  jle    L21
  movabs $0x900000001,%rcx
  lea    -0x1(%rsi),%eax
  lea    0x1(%rdi,%rax,1),%rsi
  jmp    L4
  nopl   0x0(%rax)
L60:
  cmp    $0x39,%al
  jg     L88
L89:
  add    $0x1,%rdi
  cmp    %rdi,%rsi
  je     L21
L4:
  movzbl (%rdi),%eax
  lea    -0x22(%rax),%edx
  cmp    $0x8,%dl
  jbe    L88
  cmp    $0x1f,%al
  jle    L88
  cmp    $0x40,%al
  jle    L60
  cmp    $0x5b,%al
  jle    L89
  sub    $0x5c,%eax
  bt     %rax,%rcx
  jae    L89
L88:
  mov    $0xfffff82f,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L21:
  xor    %eax,%eax
  ret
```

assistant: ```c
int check_for_valid_filename(const char *data_string, const int length) {
  int temp_count;
  for (temp_count = 0; temp_count < length; temp_count++) {
    if ((*(data_string + temp_count) < 32) || (((*(data_string + temp_count)) > 33) && ((*(data_string + temp_count)) < 43)) || (((*(data_string + temp_count)) > 57) && ((*(data_string + temp_count)) < 65)) || (*(data_string + temp_count) == 92) || (*(data_string + temp_count) == 124) || (*(data_string + temp_count) > 126))
      return -2001;
  }
  return -0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<reqsleep>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x34(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  movq   $0x0,-0x18(%rbp)
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <time@plt>
  lea    -0x20(%rbp),%rax
  mov    %rax,%r8
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <select@plt>
  mov    %eax,-0x28(%rbp)
  cmpl   $0x0,-0x28(%rbp)
  jne    L33
  mov    $0x0,%eax
  jmp    L18
L33:
  lea    -0x2c(%rbp),%rax
  mov    %rax,%rdi
  call   <time@plt>
  mov    -0x2c(%rbp),%eax
  mov    -0x30(%rbp),%edx
  sub    %edx,%eax
  mov    %eax,-0x24(%rbp)
  mov    -0x24(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L11
  mov    $0x0,%eax
  jmp    L18
L11:
  mov    -0x34(%rbp),%eax
  sub    -0x24(%rbp),%eax
L18:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L29
  call   <__stack_chk_fail@plt>
L29:
  leave
  ret
```

assistant: ```c
int reqsleep(int seconds) {
  int n;
  int slept;
  time_t start;
  time_t stop;
  struct timeval tv;
  tv.tv_sec = seconds;
  tv.tv_usec = 0;
  time(&start);
  n = select(0, NULL, NULL, NULL, &tv);
  if (n == 0)
    return (0);
  time(&stop);
  slept = stop - start;
  if (slept >= seconds)
    return (0);
  return (seconds - slept);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<reqsleep>:
  endbr64
  push   %rbx
  sub    $0x30,%rsp
  mov    %edi,%ebx
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %edi,0x10(%rsp)
  movq   $0x0,0x18(%rsp)
  lea    0x8(%rsp),%rdi
  call   <time@plt>
  lea    0x10(%rsp),%r8
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <select@plt>
  test   %eax,%eax
  jne    L6
L25:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L22
  add    $0x30,%rsp
  pop    %rbx
  ret
L6:
  lea    0xc(%rsp),%rdi
  call   <time@plt>
  mov    0xc(%rsp),%edx
  sub    0x8(%rsp),%edx
  mov    %ebx,%eax
  sub    %edx,%eax
  cmp    %edx,%ebx
  mov    $0x0,%edx
  cmovle %edx,%eax
  jmp    L25
L22:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int reqsleep(int seconds) {
  int n;
  int slept;
  time_t start;
  time_t stop;
  struct timeval tv;
  tv.tv_sec = seconds;
  tv.tv_usec = 0;
  time(&start);
  n = select(0, NULL, NULL, NULL, &tv);
  if (n == 0)
    return (0);
  time(&stop);
  slept = stop - start;
  if (slept >= seconds)
    return (0);
  return (seconds - slept);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<reqsleep>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %edi,0x10(%rsp)
  lea    0x8(%rsp),%rdi
  movq   $0x0,0x18(%rsp)
  call   <time@plt>
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  xor    %edi,%edi
  lea    0x10(%rsp),%r8
  call   <select@plt>
  test   %eax,%eax
  jne    L4
L9:
  xor    %eax,%eax
L33:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L13
  add    $0x30,%rsp
  pop    %rbx
  ret
L4:
  lea    0xc(%rsp),%rdi
  call   <time@plt>
  mov    0xc(%rsp),%edx
  sub    0x8(%rsp),%edx
  cmp    %edx,%ebx
  jle    L9
  mov    %ebx,%eax
  sub    %edx,%eax
  jmp    L33
L13:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int reqsleep(int seconds) {
  int n;
  int slept;
  time_t start;
  time_t stop;
  struct timeval tv;
  tv.tv_sec = seconds;
  tv.tv_usec = 0;
  time(&start);
  n = select(0, NULL, NULL, NULL, &tv);
  if (n == 0)
    return (0);
  time(&stop);
  slept = stop - start;
  if (slept >= seconds)
    return (0);
  return (seconds - slept);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<reqsleep>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %edi,0x10(%rsp)
  lea    0x8(%rsp),%rdi
  movq   $0x0,0x18(%rsp)
  call   <time@plt>
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  xor    %edi,%edi
  lea    0x10(%rsp),%r8
  call   <select@plt>
  test   %eax,%eax
  jne    L8
L14:
  xor    %eax,%eax
L12:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L34
  add    $0x30,%rsp
  pop    %rbx
  ret
L8:
  lea    0xc(%rsp),%rdi
  call   <time@plt>
  mov    0xc(%rsp),%edx
  sub    0x8(%rsp),%edx
  cmp    %edx,%ebx
  jle    L14
  mov    %ebx,%eax
  sub    %edx,%eax
  jmp    L12
L34:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int reqsleep(int seconds) {
  int n;
  int slept;
  time_t start;
  time_t stop;
  struct timeval tv;
  tv.tv_sec = seconds;
  tv.tv_usec = 0;
  time(&start);
  n = select(0, NULL, NULL, NULL, &tv);
  if (n == 0)
    return (0);
  time(&stop);
  slept = stop - start;
  if (slept >= seconds)
    return (0);
  return (seconds - slept);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<t>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L19
  mov    $0x0,%edi
  call   <exit@plt>
L19:
  cmpl   $0xff,-0x4(%rbp)
  jle    L4
  mov    $0x0,%eax
  call   <abort@plt>
L4:
  nop
  leave
  ret
```

assistant: ```c
__attribute__((no)) t(int i) {
  if (i == 0)
    exit(0);
  if (i > 255)
    abort();
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<t>:
  endbr64
  sub    $0x8,%rsp
  test   %edi,%edi
  je     L19
  cmp    $0xff,%edi
  jg     L30
L37:
  add    $0x8,%rsp
  ret
L19:
  call   <exit@plt>
  jmp    L37
L30:
  mov    $0x0,%eax
  call   <abort@plt>
  jmp    L37
```

assistant: ```c
__attribute__((no)) t(int i) {
  if (i == 0)
    exit(0);
  if (i > 255)
    abort();
}
```
user: Translate the below assembly code into C programming language:

```asm
<t>:
  endbr64
  test   %edi,%edi
  je     L14
  cmp    $0xff,%edi
  jg     L19
  ret
  nopl   0x0(%rax)
L19:
  xor    %eax,%eax
  jmp    1060 <abort@plt>
  nop
L14:
  jmp    1070 <exit@plt>
```

assistant: ```c
__attribute__((no)) t(int i) {
  if (i == 0)
    exit(0);
  if (i > 255)
    abort();
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<t>:
  endbr64
  test   %edi,%edi
  je     L15
  cmp    $0xff,%edi
  jg     L9
  ret
  nopl   0x0(%rax)
L9:
  xor    %eax,%eax
  jmp    1060 <abort@plt>
  nop
L15:
  jmp    1070 <exit@plt>
```

assistant: ```c
__attribute__((no)) t(int i) {
  if (i == 0)
    exit(0);
  if (i > 255)
    abort();
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<mp_encode_uint32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    D4(%rip),%rax
  mov    (%rax),%rax
  cmp    %rax,-0x10(%rbp)
  jg     L19
  mov    -0x8(%rbp),%rax
  mov    $0xce,%esi
  mov    %rax,%rdi
  call   <mp_store_u8@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <mp_store_u32@plt>
  jmp    L17
L19:
  mov    -0x8(%rbp),%rax
  mov    $0xcf,%esi
  mov    %rax,%rdi
  call   <mp_store_u8@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <mp_store_u64@plt>
L17:
  leave
  ret
```

assistant: ```c
char *mp_encode_uint32(char *data, uint64_t num) {
  if (num <= UINT32_MAX) {
    data = mp_store_u8(data, 0xce);
    return mp_store_u32(data, num);
  } else {
    data = mp_store_u8(data, 0xcf);
    return mp_store_u64(data, num);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<mp_encode_uint32>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  mov    D1(%rip),%rax
  cmp    %rsi,(%rax)
  jl     L15
  mov    $0xce,%esi
  call   <mp_store_u8@plt>
  mov    %rax,%rdi
  mov    %rbx,%rsi
  call   <mp_store_u32@plt>
L14:
  pop    %rbx
  ret
L15:
  mov    $0xcf,%esi
  call   <mp_store_u8@plt>
  mov    %rax,%rdi
  mov    %rbx,%rsi
  call   <mp_store_u64@plt>
  jmp    L14
```

assistant: ```c
char *mp_encode_uint32(char *data, uint64_t num) {
  if (num <= UINT32_MAX) {
    data = mp_store_u8(data, 0xce);
    return mp_store_u32(data, num);
  } else {
    data = mp_store_u8(data, 0xcf);
    return mp_store_u64(data, num);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<mp_encode_uint32>:
  endbr64
  mov    D3(%rip),%rax
  push   %rbp
  mov    %rsi,%rbp
  cmp    %rsi,(%rax)
  jl     L2
  mov    $0xce,%esi
  call   <mp_store_u8@plt>
  mov    %rbp,%rsi
  pop    %rbp
  mov    %rax,%rdi
  jmp    1080 <mp_store_u32@plt>
  nopw   0x0(%rax,%rax,1)
L2:
  mov    $0xcf,%esi
  call   <mp_store_u8@plt>
  mov    %rbp,%rsi
  pop    %rbp
  mov    %rax,%rdi
  jmp    1070 <mp_store_u64@plt>
```

assistant: ```c
char *mp_encode_uint32(char *data, uint64_t num) {
  if (num <= UINT32_MAX) {
    data = mp_store_u8(data, 0xce);
    return mp_store_u32(data, num);
  } else {
    data = mp_store_u8(data, 0xcf);
    return mp_store_u64(data, num);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<mp_encode_uint32>:
  endbr64
  mov    D1(%rip),%rax
  push   %rbp
  mov    %rsi,%rbp
  cmp    %rsi,(%rax)
  jl     L0
  mov    $0xce,%esi
  call   <mp_store_u8@plt>
  mov    %rbp,%rsi
  pop    %rbp
  mov    %rax,%rdi
  jmp    1080 <mp_store_u32@plt>
  nopw   0x0(%rax,%rax,1)
L0:
  mov    $0xcf,%esi
  call   <mp_store_u8@plt>
  mov    %rbp,%rsi
  pop    %rbp
  mov    %rax,%rdi
  jmp    1070 <mp_store_u64@plt>
```

assistant: ```c
char *mp_encode_uint32(char *data, uint64_t num) {
  if (num <= UINT32_MAX) {
    data = mp_store_u8(data, 0xce);
    return mp_store_u32(data, num);
  } else {
    data = mp_store_u8(data, 0xcf);
    return mp_store_u64(data, num);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<unpack>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  lea    0xf(,%rax,4),%rax
  mov    %rax,%r8
  and    $0xfffffffffffffff0,%r8
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rcx
  sub    %rax,%rcx
L27:
  cmp    %rcx,%rsp
  je     L3
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L27
L3:
  mov    %r8,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L78
  orq    $0x0,-0x8(%rsp,%rax,1)
L78:
  mov    %rsp,%r10
  test   %edx,%edx
  jle    L38
  lea    -0x1(%rdx),%r8d
  mov    %edx,%edx
  mov    $0x0,%eax
L51:
  mov    %eax,%ecx
  and    $0x1,%ecx
  add    $0x9,%ecx
  mov    %ecx,(%r10,%rax,4)
  movw   $0x0,(%rdi,%rax,2)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L51
  mov    %rsi,%rdx
  lea    0x1(%rsi,%r8,1),%r12
  mov    $0x0,%r8d
  mov    $0x0,%esi
  mov    $0x8,%ebx
  mov    $0xff,%r13d
  jmp    L48
L79:
  movslq %esi,%r14
  mov    %r8d,%ecx
  shl    %cl,%r9d
  add    %r9w,(%rdi,%r14,2)
  cmp    $0x8,%eax
  jle    L53
  add    $0x8,%r8d
L96:
  add    $0x1,%rdx
  cmp    %r12,%rdx
  je     L38
L48:
  movslq %esi,%rax
  mov    (%r10,%rax,4),%eax
  sub    %r8d,%eax
  mov    %rdx,%r11
  movzbl (%rdx),%r9d
  cmp    $0x7,%eax
  jg     L79
  movslq %esi,%r14
  mov    %ebx,%ecx
  sub    %eax,%ecx
  mov    %r13d,%r15d
  sar    %cl,%r15d
  and    %r15d,%r9d
  mov    %r8d,%ecx
  shl    %cl,%r9d
  add    %r9w,(%rdi,%r14,2)
L53:
  add    $0x1,%esi
  movslq %esi,%r9
  movzbl (%r11),%r8d
  mov    %eax,%ecx
  sar    %cl,%r8d
  add    %r8w,(%rdi,%r9,2)
  mov    %ebx,%r8d
  sub    %eax,%r8d
  jmp    L96
L38:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L46
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L46:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void unpack(unsigned short *tgt, unsigned char *src, int len) {
  int x, y, z;
  int n, temp;
  int buffer[len];
  for (x = 0; x < len; tgt[x++] = 0)
    buffer[x] = 9 + (x & 1);
  for (x = y = z = 0; x < len; x++) {
    n = buffer[y] - z;
    temp = src[x];
    if (n < 8)
      temp &= 255 >> (8 - n);
    tgt[y] += temp << z;
    if (n <= 8) {
      tgt[++y] += src[x] >> n;
      z = 8 - n;
    } else
      z += 8;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<unpack>:
  endbr64
  push   %rbp
  mov    %rdi,%r11
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  mov    %rsp,%rsi
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rcx
  cmp    %rsi,%rsp
  je     L52
L90:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L90
L52:
  and    $0xfff,%ecx
  sub    %rcx,%rsp
  test   %rcx,%rcx
  jne    L87
L119:
  mov    %rsp,%rbx
  lea    -0x1(%rdx),%r12d
  mov    %edx,%esi
  xor    %eax,%eax
  test   %edx,%edx
  jle    L79
  nopw   0x0(%rax,%rax,1)
L60:
  mov    %eax,%ecx
  and    $0x1,%ecx
  add    $0x9,%ecx
  mov    %ecx,(%rbx,%rax,4)
  add    $0x1,%rax
  cmp    %rax,%rsi
  jne    L60
  lea    (%rsi,%rsi,1),%rdx
  mov    %r11,%rdi
  lea    0x1(%r12,%r13,1),%r14
  xor    %esi,%esi
  call   <memset@plt>
  xor    %r12d,%r12d
  mov    %r13,%rsi
  xor    %r8d,%r8d
  mov    %rax,%r11
  jmp    L43
  nopl   (%rax)
L48:
  mov    $0x8,%r13d
  mov    $0xff,%r15d
  sub    %edx,%r13d
  mov    %r13d,%ecx
  sar    %cl,%r15d
  mov    %r8d,%ecx
  mov    %r13d,%r8d
  and    %r15d,%edi
  shl    %cl,%edi
  add    %r10d,%edi
  mov    %di,(%r9)
L21:
  movzbl (%rsi),%edi
  mov    %edx,%ecx
  add    $0x1,%rsi
  add    $0x1,%r12d
  sar    %cl,%edi
  add    %di,0x2(%r11,%rax,1)
  cmp    %r14,%rsi
  je     L79
L43:
  movslq %r12d,%rax
  movzbl (%rsi),%edi
  mov    (%rbx,%rax,4),%edx
  add    %rax,%rax
  lea    (%r11,%rax,1),%r9
  sub    %r8d,%edx
  movzwl (%r9),%r10d
  cmp    $0x7,%edx
  jle    L48
  mov    %r8d,%ecx
  shl    %cl,%edi
  add    %edi,%r10d
  mov    %r10w,(%r9)
  cmp    $0x8,%edx
  je     L96
  add    $0x1,%rsi
  add    $0x8,%r8d
  cmp    %r14,%rsi
  jne    L43
L79:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopl   0x0(%rax)
L87:
  orq    $0x0,-0x8(%rsp,%rcx,1)
  jmp    L119
L18:
  call   <__stack_chk_fail@plt>
L96:
  xor    %r8d,%r8d
  jmp    L21
```

assistant: ```c
void unpack(unsigned short *tgt, unsigned char *src, int len) {
  int x, y, z;
  int n, temp;
  int buffer[len];
  for (x = 0; x < len; tgt[x++] = 0)
    buffer[x] = 9 + (x & 1);
  for (x = y = z = 0; x < len; x++) {
    n = buffer[y] - z;
    temp = src[x];
    if (n < 8)
      temp &= 255 >> (8 - n);
    tgt[y] += temp << z;
    if (n <= 8) {
      tgt[++y] += src[x] >> n;
      z = 8 - n;
    } else
      z += 8;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<remove_spaces>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  jmp    L14
L8:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L13
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x8(%rbp)
L13:
  addq   $0x1,-0x10(%rbp)
L14:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L8
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  nop
  leave
  ret
```

assistant: ```c
void remove_spaces(char *str_trimmed, const char *str_untrimmed) {
  while (*str_untrimmed != '\0') {
    if (!isspace(*str_untrimmed)) {
      *str_trimmed = *str_untrimmed;
      str_trimmed++;
    }
    str_untrimmed++;
  }
  *str_trimmed = '\0';
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<remove_spaces>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  movzbl (%rsi),%edi
  test   %dil,%dil
  jne    L4
L18:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L19:
  add    $0x1,%rbx
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L18
L4:
  movsbl %dil,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L19
  movzbl (%rbx),%eax
  mov    %al,0x0(%rbp)
  add    $0x1,%rbp
  jmp    L19
```

assistant: ```c
void remove_spaces(char *str_trimmed, const char *str_untrimmed) {
  while (*str_untrimmed != '\0') {
    if (!isspace(*str_untrimmed)) {
      *str_trimmed = *str_untrimmed;
      str_trimmed++;
    }
    str_untrimmed++;
  }
  *str_trimmed = '\0';
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<remove_spaces>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  je     L19
  mov    %rsi,%rbx
  nopl   0x0(%rax,%rax,1)
L12:
  call   <isspace@plt>
  test   %eax,%eax
  jne    L6
  movzbl (%rbx),%eax
  add    $0x1,%rbp
  mov    %al,-0x1(%rbp)
L6:
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L12
L19:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void remove_spaces(char *str_trimmed, const char *str_untrimmed) {
  while (*str_untrimmed != '\0') {
    if (!isspace(*str_untrimmed)) {
      *str_trimmed = *str_untrimmed;
      str_trimmed++;
    }
    str_untrimmed++;
  }
  *str_trimmed = '\0';
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<remove_spaces>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  je     L7
  nopl   0x0(%rax,%rax,1)
L10:
  call   <isspace@plt>
  test   %eax,%eax
  jne    L3
  movzbl (%rbx),%eax
  add    $0x1,%rbx
  add    $0x1,%rbp
  mov    %al,-0x1(%rbp)
  movsbl (%rbx),%edi
  test   %dil,%dil
  jne    L10
L7:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L3:
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L10
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void remove_spaces(char *str_trimmed, const char *str_untrimmed) {
  while (*str_untrimmed != '\0') {
    if (!isspace(*str_untrimmed)) {
      *str_trimmed = *str_untrimmed;
      str_trimmed++;
    }
    str_untrimmed++;
  }
  *str_trimmed = '\0';
}
```