ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<install_rmkdir>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x428,%rsp
  mov    %rdi,%r14
  mov    %esi,0xc(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x418(%rsp)
  xor    %eax,%eax
  call   <strlen@plt>
  cmp    $0x3ff,%eax
  ja     L97
  mov    %eax,%r12d
  test   %eax,%eax
  je     L172
  movl   $0x0,0x8(%rsp)
  mov    $0x0,%ebp
  mov    $0x400,%r13d
L144:
  mov    $0x2f,%esi
  mov    %r14,%rdi
  call   <strchr@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L81
  sub    %r14d,%ebx
L28:
  lea    0x1(%rbx),%eax
  cmp    %r13d,%eax
  jae    L100
  lea    0x10(%rsp),%r15
  mov    %ebp,%edi
  add    %r15,%rdi
  mov    %ebx,%edx
  mov    %r14,%rsi
  call   <memcpy@plt>
  add    %ebx,%ebp
  mov    %ebp,%eax
  movb   $0x2f,0x10(%rsp,%rax,1)
  add    $0x1,%ebp
  sub    %ebx,%r13d
  sub    $0x1,%r13d
  mov    %ebp,%eax
  movb   $0x0,0x10(%rsp,%rax,1)
  mov    0xc(%rsp),%esi
  mov    %r15,%rdi
  call   <install_mkdir@plt>
  cmp    $0xffffffff,%eax
  je     L56
L135:
  sub    %ebx,%r12d
  je     L48
  mov    %ebx,%ebx
  lea    0x1(%r14,%rbx,1),%r14
  sub    $0x1,%r12d
  jne    L144
  movl   $0x1,0x8(%rsp)
  jmp    L16
L97:
  mov    D23(%rip),%rax
  mov    (%rax),%rdx
  mov    D33(%rip),%rax
  mov    %rdx,(%rax)
  movl   $0x0,0x8(%rsp)
  jmp    L16
L81:
  mov    %r12d,%ebx
  movl   $0x1,0x8(%rsp)
  jmp    L28
L56:
  cmpl   $0x0,0x8(%rsp)
  jne    L106
  mov    D33(%rip),%rax
  mov    (%rax),%rax
  mov    D27(%rip),%rdx
  cmp    (%rdx),%rax
  je     L135
  mov    D44(%rip),%rdx
  cmp    (%rdx),%rax
  je     L135
  jmp    L16
L172:
  movl   $0x1,0x8(%rsp)
  jmp    L16
L100:
  movl   $0x1,0x8(%rsp)
  jmp    L16
L106:
  movl   $0x0,0x8(%rsp)
  jmp    L16
L48:
  movl   $0x1,0x8(%rsp)
L16:
  mov    0x418(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  mov    0x8(%rsp),%eax
  add    $0x428,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int install_rmkdir(const char *dir, unsigned int perm) {
  char path_buf[1024];
  unsigned int len;
  unsigned int pos;
  unsigned int buflen;
  unsigned int bufpos;
  int end;
  const char *ptr;
  char *ptr2;
  buflen = sizeof(path_buf);
  bufpos = 0;
  end = 0;
  len = strlen(dir);
  ptr = dir;
  if (len >= sizeof(path_buf)) {
    errno = ENAMETOOLONG;
    return 0;
  }
  for (;;) {
    if (!len)
      break;
    ptr2 = strchr(ptr, '/');
    if (!ptr2) {
      pos = len;
      end = 1;
    } else
      pos = ptr2 - ptr;
    if (buflen <= (unsigned int)pos + 1)
      break;
    memcpy(path_buf + bufpos, ptr, pos);
    bufpos += pos;
    buflen -= pos;
    path_buf[bufpos] = '/';
    ++bufpos;
    --buflen;
    path_buf[bufpos] = 0;
    if (install_mkdir(path_buf, perm) == -1) {
      if (!end) {
        if (errno != EEXIST && errno != EISDIR)
          return 0;
      } else
        return 0;
    }
    ptr += pos;
    len -= pos;
    if (len) {
      ++ptr;
      --len;
      if (!len)
        break;
    }
  }
  return 1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<install_rmkdir>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x428,%rsp
  mov    %esi,0xc(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x418(%rsp)
  xor    %eax,%eax
  call   <strlen@plt>
  cmp    $0x3ff,%eax
  ja     L83
  movl   $0x0,0x8(%rsp)
  mov    %eax,%r15d
  xor    %ebp,%ebp
  mov    $0x400,%r12d
  test   %eax,%eax
  je     L37
  nopw   0x0(%rax,%rax,1)
L71:
  mov    $0x2f,%esi
  mov    %r13,%rdi
  call   <strchr@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L79
  sub    %r13d,%ebx
L57:
  lea    0x1(%rbx),%eax
  cmp    %r12d,%eax
  jae    L37
  lea    0x10(%rsp),%r14
  mov    %ebp,%edi
  mov    %r13,%rsi
  mov    %ebx,%edx
  add    %r14,%rdi
  sub    %ebx,%r12d
  call   <memcpy@plt>
  lea    0x0(%rbp,%rbx,1),%eax
  mov    0xc(%rsp),%esi
  mov    %r14,%rdi
  movb   $0x2f,0x10(%rsp,%rax,1)
  add    $0x1,%eax
  sub    $0x1,%r12d
  movb   $0x0,0x10(%rsp,%rax,1)
  mov    %rax,%rbp
  call   <install_mkdir@plt>
  cmp    $0xffffffff,%eax
  je     L33
L145:
  sub    %ebx,%r15d
  je     L37
  lea    0x1(%r13,%rbx,1),%r13
  sub    $0x1,%r15d
  jne    L71
  nopl   0x0(%rax)
L37:
  movl   $0x1,0x8(%rsp)
L35:
  mov    0x418(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L46
  mov    0x8(%rsp),%eax
  add    $0x428,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L33:
  mov    0x8(%rsp),%eax
  test   %eax,%eax
  jne    L125
  mov    D20(%rip),%rax
  mov    D14(%rip),%rdx
  mov    (%rax),%rax
  cmp    (%rdx),%rax
  je     L145
  mov    D6(%rip),%rdx
  cmp    (%rdx),%rax
  je     L145
  jmp    L35
  nopl   0x0(%rax)
L79:
  movl   $0x1,0x8(%rsp)
  mov    %r15d,%ebx
  jmp    L57
L83:
  mov    D18(%rip),%rax
  movl   $0x0,0x8(%rsp)
  mov    (%rax),%rdx
  mov    D20(%rip),%rax
  mov    %rdx,(%rax)
  jmp    L35
L125:
  movl   $0x0,0x8(%rsp)
  jmp    L35
L46:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int install_rmkdir(const char *dir, unsigned int perm) {
  char path_buf[1024];
  unsigned int len;
  unsigned int pos;
  unsigned int buflen;
  unsigned int bufpos;
  int end;
  const char *ptr;
  char *ptr2;
  buflen = sizeof(path_buf);
  bufpos = 0;
  end = 0;
  len = strlen(dir);
  ptr = dir;
  if (len >= sizeof(path_buf)) {
    errno = ENAMETOOLONG;
    return 0;
  }
  for (;;) {
    if (!len)
      break;
    ptr2 = strchr(ptr, '/');
    if (!ptr2) {
      pos = len;
      end = 1;
    } else
      pos = ptr2 - ptr;
    if (buflen <= (unsigned int)pos + 1)
      break;
    memcpy(path_buf + bufpos, ptr, pos);
    bufpos += pos;
    buflen -= pos;
    path_buf[bufpos] = '/';
    ++bufpos;
    --buflen;
    path_buf[bufpos] = 0;
    if (install_mkdir(path_buf, perm) == -1) {
      if (!end) {
        if (errno != EEXIST && errno != EISDIR)
          return 0;
      } else
        return 0;
    }
    ptr += pos;
    len -= pos;
    if (len) {
      ++ptr;
      --len;
      if (!len)
        break;
    }
  }
  return 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<install_rmkdir>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x428,%rsp
  mov    %esi,0xc(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x418(%rsp)
  xor    %eax,%eax
  call   <strlen@plt>
  cmp    $0x3ff,%eax
  ja     L88
  movl   $0x0,0x8(%rsp)
  mov    %eax,%r15d
  xor    %ebp,%ebp
  mov    $0x400,%r12d
  test   %eax,%eax
  je     L15
  nopw   0x0(%rax,%rax,1)
L117:
  mov    $0x2f,%esi
  mov    %r13,%rdi
  call   <strchr@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L22
  sub    %r13d,%ebx
L56:
  lea    0x1(%rbx),%eax
  cmp    %r12d,%eax
  jae    L15
  lea    0x10(%rsp),%r14
  mov    %ebp,%edi
  mov    %r13,%rsi
  mov    %ebx,%edx
  add    %r14,%rdi
  sub    %ebx,%r12d
  call   <memcpy@plt>
  lea    0x0(%rbp,%rbx,1),%eax
  mov    0xc(%rsp),%esi
  mov    %r14,%rdi
  movb   $0x2f,0x10(%rsp,%rax,1)
  add    $0x1,%eax
  sub    $0x1,%r12d
  movb   $0x0,0x10(%rsp,%rax,1)
  mov    %rax,%rbp
  call   <install_mkdir@plt>
  cmp    $0xffffffff,%eax
  je     L9
L123:
  sub    %ebx,%r15d
  je     L15
  lea    0x1(%r13,%rbx,1),%r13
  sub    $0x1,%r15d
  jne    L117
  nopl   0x0(%rax)
L15:
  movl   $0x1,0x8(%rsp)
L59:
  mov    0x418(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L144
  mov    0x8(%rsp),%eax
  add    $0x428,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L9:
  mov    0x8(%rsp),%eax
  test   %eax,%eax
  jne    L77
  mov    D15(%rip),%rax
  mov    D16(%rip),%rdx
  mov    (%rax),%rax
  cmp    (%rdx),%rax
  je     L123
  mov    D39(%rip),%rdx
  cmp    (%rdx),%rax
  je     L123
  jmp    L59
  nopl   0x0(%rax)
L22:
  movl   $0x1,0x8(%rsp)
  mov    %r15d,%ebx
  jmp    L56
L88:
  mov    D2(%rip),%rax
  movl   $0x0,0x8(%rsp)
  mov    (%rax),%rdx
  mov    D15(%rip),%rax
  mov    %rdx,(%rax)
  jmp    L59
L77:
  movl   $0x0,0x8(%rsp)
  jmp    L59
L144:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int install_rmkdir(const char *dir, unsigned int perm) {
  char path_buf[1024];
  unsigned int len;
  unsigned int pos;
  unsigned int buflen;
  unsigned int bufpos;
  int end;
  const char *ptr;
  char *ptr2;
  buflen = sizeof(path_buf);
  bufpos = 0;
  end = 0;
  len = strlen(dir);
  ptr = dir;
  if (len >= sizeof(path_buf)) {
    errno = ENAMETOOLONG;
    return 0;
  }
  for (;;) {
    if (!len)
      break;
    ptr2 = strchr(ptr, '/');
    if (!ptr2) {
      pos = len;
      end = 1;
    } else
      pos = ptr2 - ptr;
    if (buflen <= (unsigned int)pos + 1)
      break;
    memcpy(path_buf + bufpos, ptr, pos);
    bufpos += pos;
    buflen -= pos;
    path_buf[bufpos] = '/';
    ++bufpos;
    --buflen;
    path_buf[bufpos] = 0;
    if (install_mkdir(path_buf, perm) == -1) {
      if (!end) {
        if (errno != EEXIST && errno != EISDIR)
          return 0;
      } else
        return 0;
    }
    ptr += pos;
    len -= pos;
    if (len) {
      ++ptr;
      --len;
      if (!len)
        break;
    }
  }
  return 1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<factorial>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x1,-0x4(%rbp)
  jmp    L1
L16:
  mov    -0x14(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x14(%rbp)
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  imul   %edx,%eax
  mov    %eax,-0x4(%rbp)
L1:
  cmpl   $0x0,-0x14(%rbp)
  jg     L16
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int factorial(int i) {
  unsigned int sum = 1;
  while (i > 0) {
    sum *= i--;
  }
  return sum;
}
```
user: What is the c source code of the assembly code below:

```asm
<factorial>:
  endbr64
  test   %edi,%edi
  jle    L18
  mov    $0x1,%eax
L0:
  imul   %edi,%eax
  sub    $0x1,%edi
  jne    L0
  ret
L18:
  mov    $0x1,%eax
  ret
```

assistant: ```c
unsigned int factorial(int i) {
  unsigned int sum = 1;
  while (i > 0) {
    sum *= i--;
  }
  return sum;
}
```
user: What is the c source code of the assembly code below:

```asm
<factorial>:
  endbr64
  mov    $0x1,%eax
  test   %edi,%edi
  jle    L9
  nopl   (%rax)
L10:
  imul   %edi,%eax
  sub    $0x1,%edi
  jne    L10
  ret
  nopl   0x0(%rax)
L9:
  ret
```

assistant: ```c
unsigned int factorial(int i) {
  unsigned int sum = 1;
  while (i > 0) {
    sum *= i--;
  }
  return sum;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<factorial>:
  endbr64
  mov    $0x1,%eax
  test   %edi,%edi
  jle    L19
  nopl   (%rax)
L2:
  imul   %edi,%eax
  sub    $0x1,%edi
  jne    L2
  ret
  nopl   0x0(%rax)
L19:
  ret
```

assistant: ```c
unsigned int factorial(int i) {
  unsigned int sum = 1;
  while (i > 0) {
    sum *= i--;
  }
  return sum;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<mystat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  lea    D12(%rip),%rax
  mov    %rax,%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <pinode@plt>
  lea    D9(%rip),%rax
  mov    %rax,%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <cat@plt>
  lea    D9(%rip),%rax
  mov    %rax,%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D12
type_guessed: string
name: parse_data
arguments: data_tag: D9
type_guessed: string

tool: D12: ==============


tool: D9: 


assistant: ```c
void mystat(int fd) {
  printf(1, "==============\n");
  pinode(fd);
  printf(1, "\n");
  cat(fd);
  printf(1, "\n");
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<mystat>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  lea    D18(%rip),%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%edi
  mov    $0x0,%eax
  call   <pinode@plt>
  lea    D19(%rip),%rbp
  mov    %rbp,%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%edi
  mov    $0x0,%eax
  call   <cat@plt>
  mov    %rbp,%rsi
  mov    $0x1,%edi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D18
data_type: string
name: extract_symbolic_data
arguments: tag: D19
data_type: string

tool: D18: ==============


tool: D19: 


assistant: ```c
void mystat(int fd) {
  printf(1, "==============\n");
  pinode(fd);
  printf(1, "\n");
  cat(fd);
  printf(1, "\n");
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<mystat>:
  endbr64
  push   %r12
  lea    D7(%rip),%rsi
  xor    %eax,%eax
  lea    D11(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  mov    $0x1,%edi
  sub    $0x8,%rsp
  call   <printf@plt>
  mov    %ebp,%edi
  xor    %eax,%eax
  call   <pinode@plt>
  mov    %r12,%rsi
  mov    $0x1,%edi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebp,%edi
  xor    %eax,%eax
  call   <cat@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  xor    %eax,%eax
  pop    %rbp
  mov    $0x1,%edi
  pop    %r12
  jmp    1080 <printf@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D7
type_infered: string
name: retrieve_data
arguments: data_tag: D11
type_infered: string

tool: D7: ==============


tool: D11: 


assistant: ```c
void mystat(int fd) {
  printf(1, "==============\n");
  pinode(fd);
  printf(1, "\n");
  cat(fd);
  printf(1, "\n");
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<mystat>:
  endbr64
  push   %r12
  lea    D2(%rip),%rsi
  xor    %eax,%eax
  lea    D9(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  mov    $0x1,%edi
  sub    $0x8,%rsp
  call   <printf@plt>
  mov    %ebp,%edi
  xor    %eax,%eax
  call   <pinode@plt>
  mov    %r12,%rsi
  mov    $0x1,%edi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebp,%edi
  xor    %eax,%eax
  call   <cat@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  xor    %eax,%eax
  pop    %rbp
  mov    $0x1,%edi
  pop    %r12
  jmp    1080 <printf@plt>
```

tool_calls: name: parse_data
arguments: tag: D2
type_guessed: string
name: parse_data
arguments: tag: D9
type_guessed: string

tool: D2: ==============


tool: D9: 


assistant: ```c
void mystat(int fd) {
  printf(1, "==============\n");
  pinode(fd);
  printf(1, "\n");
  cat(fd);
  printf(1, "\n");
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<funA>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cmp    $0x1,%eax
  jbe    L8
  dec    %eax
  bsr    %eax,%ecx
  inc    %cl
  mov    $0x1,%eax
  shl    %cl,%eax
L8:
  nop
  pop    %rbp
  ret
```

assistant: ```c
unsigned int funA(unsigned int size) {
  asm("cmpl $1,%%eax;"
      "jbe 1f;"
      "decl %%eax;"
      "bsrl %%eax,%%ecx;"
      "incb %%cl;"
      "movl $1,%%eax;"
      "shl %%cl,%%eax;"
      "1:" ::"a"(size));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<funA>:
  endbr64
  mov    %edi,%eax
  cmp    $0x1,%eax
  jbe    L6
  dec    %eax
  bsr    %eax,%ecx
  inc    %cl
  mov    $0x1,%eax
  shl    %cl,%eax
L6:
  ret
```

assistant: ```c
unsigned int funA(unsigned int size) {
  asm("cmpl $1,%%eax;"
      "jbe 1f;"
      "decl %%eax;"
      "bsrl %%eax,%%ecx;"
      "incb %%cl;"
      "movl $1,%%eax;"
      "shl %%cl,%%eax;"
      "1:" ::"a"(size));
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<funA>:
  endbr64
  mov    %edi,%eax
  cmp    $0x1,%eax
  jbe    L9
  dec    %eax
  bsr    %eax,%ecx
  inc    %cl
  mov    $0x1,%eax
  shl    %cl,%eax
L9:
  ret
```

assistant: ```c
unsigned int funA(unsigned int size) {
  asm("cmpl $1,%%eax;"
      "jbe 1f;"
      "decl %%eax;"
      "bsrl %%eax,%%ecx;"
      "incb %%cl;"
      "movl $1,%%eax;"
      "shl %%cl,%%eax;"
      "1:" ::"a"(size));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<funA>:
  endbr64
  mov    %edi,%eax
  cmp    $0x1,%eax
  jbe    L2
  dec    %eax
  bsr    %eax,%ecx
  inc    %cl
  mov    $0x1,%eax
  shl    %cl,%eax
L2:
  ret
```

assistant: ```c
unsigned int funA(unsigned int size) {
  asm("cmpl $1,%%eax;"
      "jbe 1f;"
      "decl %%eax;"
      "bsrl %%eax,%%ecx;"
      "incb %%cl;"
      "movl $1,%%eax;"
      "shl %%cl,%%eax;"
      "1:" ::"a"(size));
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<sp_restrict_unsorted>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x20(%rbp)
  mov    %r8,-0x30(%rbp)
  mov    %r9,-0x38(%rbp)
  mov    -0x20(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L4
L37:
  mov    -0x10(%rbp),%eax
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rax)
  addl   $0x1,-0x10(%rbp)
L4:
  mov    -0x10(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jb     L37
  jmp    L1
L15:
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  js     L16
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x38(%rbp),%rax
  movsd  (%rax),%xmm0
  movsd  %xmm0,(%rdx)
L16:
  addq   $0x4,-0x30(%rbp)
  addq   $0x8,-0x38(%rbp)
L1:
  mov    -0x30(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jne    L15
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void sp_restrict_unsorted(double *y, unsigned int yn, const int *map_to_y, unsigned int xn, const unsigned int *xi, const double *x) {
  const unsigned int *xe = xi + xn;
  unsigned int i;
  for (i = 0; i < yn; ++i)
    y[i] = 0;
  for (; xi != xe; ++xi, ++x) {
    int i = map_to_y[*xi];
    if (i >= 0)
      y[i] = *x;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<sp_restrict_unsorted>:
  endbr64
  mov    %esi,%r11d
  mov    %rdx,%rsi
  mov    %ecx,%ecx
  shl    $0x2,%rcx
  lea    (%r8,%rcx,1),%r10
  test   %r11d,%r11d
  je     L52
  mov    %rdi,%rax
  lea    -0x1(%r11),%edx
  lea    0x8(%rdi,%rdx,8),%rdx
L19:
  movq   $0x0,(%rax)
  add    $0x8,%rax
  cmp    %rdx,%rax
  jne    L19
L52:
  cmp    %r10,%r8
  je     L8
  mov    $0x0,%eax
  jmp    L2
L49:
  movsd  (%r9,%rax,2),%xmm0
  movslq %edx,%rdx
  movsd  %xmm0,(%rdi,%rdx,8)
L34:
  add    $0x4,%rax
  cmp    %rax,%rcx
  je     L8
L2:
  mov    (%r8,%rax,1),%edx
  mov    (%rsi,%rdx,4),%edx
  test   %edx,%edx
  jns    L49
  jmp    L34
L8:
  ret
```

assistant: ```c
void sp_restrict_unsorted(double *y, unsigned int yn, const int *map_to_y, unsigned int xn, const unsigned int *xi, const double *x) {
  const unsigned int *xe = xi + xn;
  unsigned int i;
  for (i = 0; i < yn; ++i)
    y[i] = 0;
  for (; xi != xe; ++xi, ++x) {
    int i = map_to_y[*xi];
    if (i >= 0)
      y[i] = *x;
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<sp_restrict_unsorted>:
  endbr64
  push   %r13
  mov    %ecx,%ecx
  mov    %r9,%r13
  push   %r12
  mov    %r8,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  lea    0x0(,%rcx,4),%rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L28
  mov    %esi,%esi
  lea    0x0(,%rsi,8),%rdx
  xor    %esi,%esi
  call   <memset@plt>
  mov    %rax,%rdi
L28:
  test   %rbx,%rbx
  je     L4
  xor    %eax,%eax
L34:
  mov    (%r12,%rax,1),%edx
  movslq 0x0(%rbp,%rdx,4),%rdx
  test   %edx,%edx
  js     L2
  movsd  0x0(%r13,%rax,2),%xmm0
  movsd  %xmm0,(%rdi,%rdx,8)
L2:
  add    $0x4,%rax
  cmp    %rax,%rbx
  jne    L34
L4:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void sp_restrict_unsorted(double *y, unsigned int yn, const int *map_to_y, unsigned int xn, const unsigned int *xi, const double *x) {
  const unsigned int *xe = xi + xn;
  unsigned int i;
  for (i = 0; i < yn; ++i)
    y[i] = 0;
  for (; xi != xe; ++xi, ++x) {
    int i = map_to_y[*xi];
    if (i >= 0)
      y[i] = *x;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sp_restrict_unsorted>:
  endbr64
  push   %r13
  mov    %ecx,%ecx
  mov    %r9,%r13
  push   %r12
  mov    %r8,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  lea    0x0(,%rcx,4),%rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L15
  mov    %esi,%esi
  lea    0x0(,%rsi,8),%rdx
  xor    %esi,%esi
  call   <memset@plt>
  mov    %rax,%rdi
L15:
  test   %rbx,%rbx
  je     L37
  xor    %eax,%eax
L29:
  mov    (%r12,%rax,1),%edx
  movslq 0x0(%rbp,%rdx,4),%rdx
  test   %edx,%edx
  js     L11
  movsd  0x0(%r13,%rax,2),%xmm0
  movsd  %xmm0,(%rdi,%rdx,8)
L11:
  add    $0x4,%rax
  cmp    %rax,%rbx
  jne    L29
L37:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void sp_restrict_unsorted(double *y, unsigned int yn, const int *map_to_y, unsigned int xn, const unsigned int *xi, const double *x) {
  const unsigned int *xe = xi + xn;
  unsigned int i;
  for (i = 0; i < yn; ++i)
    y[i] = 0;
  for (; xi != xe; ++xi, ++x) {
    int i = map_to_y[*xi];
    if (i >= 0)
      y[i] = *x;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movl   $0x20,-0x14(%rbp)
  movl   $0x20,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x20,-0x8(%rbp)
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %eax,%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x10(%rbp),%eax
  add    %ecx,%eax
  cmp    %eax,%edx
  cmovge %edx,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x40,-0x4(%rbp)
  je     L31
  mov    $0x0,%eax
  call   <abort@plt>
L31:
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%eax
  add    %eax,%edx
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%eax
  add    %ecx,%eax
  cmp    %eax,%edx
  cmovge %edx,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x40,-0x4(%rbp)
  je     L28
  mov    $0x0,%eax
  call   <abort@plt>
L28:
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %eax,%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x10(%rbp),%eax
  add    %ecx,%eax
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x20,-0x4(%rbp)
  je     L8
  mov    $0x0,%eax
  call   <abort@plt>
L8:
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%eax
  add    %eax,%edx
  mov    -0xc(%rbp),%ecx
  mov    -0x8(%rbp),%eax
  add    %ecx,%eax
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x20,-0x4(%rbp)
  je     L18
  mov    $0x0,%eax
  call   <abort@plt>
L18:
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main() {
  int ll_bitsize, ll_bitpos;
  int rl_bitsize, rl_bitpos;
  int end_bit;
  ll_bitpos = 32;
  ll_bitsize = 32;
  rl_bitpos = 0;
  rl_bitsize = 32;
  end_bit = ((ll_bitpos + ll_bitsize) > (rl_bitpos + rl_bitsize) ? (ll_bitpos + ll_bitsize) : (rl_bitpos + rl_bitsize));
  if (end_bit != 64)
    abort();
  end_bit = ((rl_bitpos + rl_bitsize) > (ll_bitpos + ll_bitsize) ? (rl_bitpos + rl_bitsize) : (ll_bitpos + ll_bitsize));
  if (end_bit != 64)
    abort();
  end_bit = ((ll_bitpos + ll_bitsize) < (rl_bitpos + rl_bitsize) ? (ll_bitpos + ll_bitsize) : (rl_bitpos + rl_bitsize));
  if (end_bit != 32)
    abort();
  end_bit = ((rl_bitpos + rl_bitsize) < (ll_bitpos + ll_bitsize) ? (rl_bitpos + rl_bitsize) : (ll_bitpos + ll_bitsize));
  if (end_bit != 32)
    abort();
  return 0;
}
```