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

```asm
<main>:
  endbr64
  push   %r15
  lea    D39(%rip),%rdi
  lea    D11(%rip),%r15
  push   %r14
  lea    D25(%rip),%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rbp
  lea    0x20(%rsp),%rbx
  lea    0x30(%rsp),%r13
  lea    0x8(%rsp),%r12
  call   <printf@plt>
  lea    0x18(%rsp),%rdx
  lea    0x28(%rsp),%rsi
  mov    %r14,%rdi
  call   <scanf@plt>
  nopw   0x0(%rax,%rax,1)
L7:
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rdx
  mov    %rbx,%rsi
  mov    %r14,%rdi
  call   <scanf@plt>
  mov    %r13,%r8
  mov    %r12,%rcx
  mov    %rbp,%rdx
  movsd  0x18(%rsp),%xmm1
  movsd  0x28(%rsp),%xmm0
  mov    %rbx,%rsi
  mov    $0x1,%edi
  call   <sphdpa@plt>
  movsd  0x30(%rsp),%xmm5
  mov    $0x6,%eax
  movsd  0x8(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm3
  movsd  0x20(%rsp),%xmm2
  lea    D3(%rip),%rdi
  movsd  0x18(%rsp),%xmm1
  movsd  0x28(%rsp),%xmm0
  call   <printf@plt>
  mov    %rbp,%r8
  mov    %rbx,%rcx
  mov    %r13,%rdx
  movsd  0x18(%rsp),%xmm1
  movsd  0x28(%rsp),%xmm0
  mov    %r12,%rsi
  mov    $0x1,%edi
  call   <sphpad@plt>
  movsd  0x10(%rsp),%xmm5
  mov    $0x6,%eax
  movsd  0x20(%rsp),%xmm4
  movsd  0x30(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  lea    D17(%rip),%rdi
  movsd  0x18(%rsp),%xmm1
  movsd  0x28(%rsp),%xmm0
  call   <printf@plt>
  jmp    L7
```

tool_calls: name: extract_symbolic_data
arguments: tag: D39
type_infered: string
name: extract_symbolic_data
arguments: tag: D11
type_infered: string
name: extract_symbolic_data
arguments: tag: D25
type_infered: string
name: extract_symbolic_data
arguments: tag: D3
type_infered: string
name: extract_symbolic_data
arguments: tag: D17
type_infered: string

tool: D39: 
Enter reference (lng,lat): 

tool: D11: 
Enter   field   (lng,lat): 

tool: D25: %lf%*[ ,	]%lf

tool: D3: (%.4f,%.4f) - (%.4f,%.4f) -> (%.4f,%.4f) (dist,pa)


tool: D17: (%.4f,%.4f) + (%.4f,%.4f) -> (%.4f,%.4f) (lng,lat)


assistant: ```c
int main() {
  double dist, lat, lat0, lng, lng0, pa;
  printf("\nEnter reference (lng,lat): ");
  scanf("%lf%*[ ,	]%lf", &lng0, &lat0);
  while (1) {
    printf("\nEnter   field   (lng,lat): ");
    scanf("%lf%*[ ,	]%lf", &lng, &lat);
    sphdpa(1, lng0, lat0, &lng, &lat, &dist, &pa);
    printf("(%.4f,%.4f) - (%.4f,%.4f) -> (%.4f,%.4f) (dist,pa)\n", lng0, lat0, lng, lat, dist, pa);
    sphpad(1, lng0, lat0, &dist, &pa, &lng, &lat);
    printf("(%.4f,%.4f) + (%.4f,%.4f) -> (%.4f,%.4f) (lng,lat)\n", lng0, lat0, dist, pa, lng, lat);
  }
  return 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
<fuse_opt_match>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rdx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <find_opt@plt>
  test   %rax,%rax
  setne  %al
  movzbl %al,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
int fuse_opt_match(const struct fuse_opt *opts, const char *opt) {
  size_t dummy;
  return find_opt(opts, opt, &dummy) ? 1 : 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
<fuse_opt_match>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  call   <find_opt@plt>
  test   %rax,%rax
  setne  %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fuse_opt_match(const struct fuse_opt *opts, const char *opt) {
  size_t dummy;
  return find_opt(opts, opt, &dummy) ? 1 : 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<fuse_opt_match>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  call   <find_opt@plt>
  test   %rax,%rax
  setne  %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fuse_opt_match(const struct fuse_opt *opts, const char *opt) {
  size_t dummy;
  return find_opt(opts, opt, &dummy) ? 1 : 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<fuse_opt_match>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  call   <find_opt@plt>
  test   %rax,%rax
  setne  %al
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  movzbl %al,%eax
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fuse_opt_match(const struct fuse_opt *opts, const char *opt) {
  size_t dummy;
  return find_opt(opts, opt, &dummy) ? 1 : 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<web_module_popup_headers>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D39(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D53(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D48(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D55(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D23
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D49
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D39
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D38
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D53
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D48
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D55
type_guessed: string

tool: D23: HTTP/1.1 200 OK


tool: D49: Content-Type: text/html; charset=UTF-8


tool: D39: 
<html>
<head>
<meta charset="utf-8" /><title>Chromecast Configuration Panel - Popup</title>


tool: D38: 
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>

tool: D53: 
    <script src="javascripts/vendor/jquery-ui-1.8.18.custom.min.js" type="text/javascript"></script>

tool: D48: 
  </head>

tool: D55: 
  <body>

assistant: ```c
int web_module_popup_headers(const char *page) {
  printf("HTTP/1.1 200 OK\n");
  printf("Content-Type: text/html; charset=UTF-8\n");
  printf("\n<html>\n<head>\n<meta charset=\"utf-8\" /><title>Chromecast Configuration Panel - Popup</title>\n");
  printf("\n    <script src=\"http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js\" type=\"text/javascript\"></script>");
  printf("\n    <script src=\"javascripts/vendor/jquery-ui-1.8.18.custom.min.js\" type=\"text/javascript\"></script>");
  printf("\n  </head>");
  printf("\n  <body>");
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<web_module_popup_headers>:
  endbr64
  sub    $0x8,%rsp
  lea    D58(%rip),%rdi
  call   <printf@plt>
  lea    D11(%rip),%rdi
  call   <printf@plt>
  lea    D61(%rip),%rdi
  call   <printf@plt>
  lea    D1(%rip),%rdi
  call   <printf@plt>
  lea    D22(%rip),%rdi
  call   <printf@plt>
  lea    D54(%rip),%rdi
  call   <printf@plt>
  lea    D41(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D58
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D11
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D61
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D1
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D22
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D54
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D41
type_guessed: string

tool: D58: HTTP/1.1 200 OK


tool: D11: Content-Type: text/html; charset=UTF-8


tool: D61: 
<html>
<head>
<meta charset="utf-8" /><title>Chromecast Configuration Panel - Popup</title>


tool: D1: 
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>

tool: D22: 
    <script src="javascripts/vendor/jquery-ui-1.8.18.custom.min.js" type="text/javascript"></script>

tool: D54: 
  </head>

tool: D41: 
  <body>

assistant: ```c
int web_module_popup_headers(const char *page) {
  printf("HTTP/1.1 200 OK\n");
  printf("Content-Type: text/html; charset=UTF-8\n");
  printf("\n<html>\n<head>\n<meta charset=\"utf-8\" /><title>Chromecast Configuration Panel - Popup</title>\n");
  printf("\n    <script src=\"http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js\" type=\"text/javascript\"></script>");
  printf("\n    <script src=\"javascripts/vendor/jquery-ui-1.8.18.custom.min.js\" type=\"text/javascript\"></script>");
  printf("\n  </head>");
  printf("\n  <body>");
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<web_module_popup_headers>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <printf@plt>
  lea    D53(%rip),%rdi
  call   <printf@plt>
  lea    D15(%rip),%rdi
  call   <printf@plt>
  lea    D63(%rip),%rdi
  call   <printf@plt>
  lea    D43(%rip),%rdi
  call   <printf@plt>
  lea    D35(%rip),%rdi
  call   <printf@plt>
  lea    D21(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D7
type_infered: string
name: disassemble_data
arguments: data_label: D53
type_infered: string
name: disassemble_data
arguments: data_label: D15
type_infered: string
name: disassemble_data
arguments: data_label: D63
type_infered: string
name: disassemble_data
arguments: data_label: D43
type_infered: string
name: disassemble_data
arguments: data_label: D35
type_infered: string
name: disassemble_data
arguments: data_label: D21
type_infered: string

tool: D7: HTTP/1.1 200 OK


tool: D53: Content-Type: text/html; charset=UTF-8


tool: D15: 
<html>
<head>
<meta charset="utf-8" /><title>Chromecast Configuration Panel - Popup</title>


tool: D63: 
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>

tool: D43: 
    <script src="javascripts/vendor/jquery-ui-1.8.18.custom.min.js" type="text/javascript"></script>

tool: D35: 
  </head>

tool: D21: 
  <body>

assistant: ```c
int web_module_popup_headers(const char *page) {
  printf("HTTP/1.1 200 OK\n");
  printf("Content-Type: text/html; charset=UTF-8\n");
  printf("\n<html>\n<head>\n<meta charset=\"utf-8\" /><title>Chromecast Configuration Panel - Popup</title>\n");
  printf("\n    <script src=\"http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js\" type=\"text/javascript\"></script>");
  printf("\n    <script src=\"javascripts/vendor/jquery-ui-1.8.18.custom.min.js\" type=\"text/javascript\"></script>");
  printf("\n  </head>");
  printf("\n  <body>");
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<web_module_popup_headers>:
  endbr64
  sub    $0x8,%rsp
  lea    D19(%rip),%rdi
  call   <printf@plt>
  lea    D33(%rip),%rdi
  call   <printf@plt>
  lea    D32(%rip),%rdi
  call   <printf@plt>
  lea    D65(%rip),%rdi
  call   <printf@plt>
  lea    D29(%rip),%rdi
  call   <printf@plt>
  lea    D27(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: parse_data
arguments: tag: D19
datatype: string
name: parse_data
arguments: tag: D33
datatype: string
name: parse_data
arguments: tag: D32
datatype: string
name: parse_data
arguments: tag: D65
datatype: string
name: parse_data
arguments: tag: D29
datatype: string
name: parse_data
arguments: tag: D27
datatype: string
name: parse_data
arguments: tag: D18
datatype: string

tool: D19: HTTP/1.1 200 OK


tool: D33: Content-Type: text/html; charset=UTF-8


tool: D32: 
<html>
<head>
<meta charset="utf-8" /><title>Chromecast Configuration Panel - Popup</title>


tool: D65: 
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>

tool: D29: 
    <script src="javascripts/vendor/jquery-ui-1.8.18.custom.min.js" type="text/javascript"></script>

tool: D27: 
  </head>

tool: D18: 
  <body>

assistant: ```c
int web_module_popup_headers(const char *page) {
  printf("HTTP/1.1 200 OK\n");
  printf("Content-Type: text/html; charset=UTF-8\n");
  printf("\n<html>\n<head>\n<meta charset=\"utf-8\" /><title>Chromecast Configuration Panel - Popup</title>\n");
  printf("\n    <script src=\"http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js\" type=\"text/javascript\"></script>");
  printf("\n    <script src=\"javascripts/vendor/jquery-ui-1.8.18.custom.min.js\" type=\"text/javascript\"></script>");
  printf("\n  </head>");
  printf("\n  <body>");
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<tt_getlinediff>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L48
L57:
  mov    -0x18(%rbp),%edx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%ecx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jne    L51
  addl   $0x1,-0x18(%rbp)
L48:
  cmpl   $0x4f,-0x18(%rbp)
  jbe    L57
  jmp    L14
L51:
  nop
L14:
  movl   $0x4f,-0x14(%rbp)
  jmp    L63
L26:
  mov    -0x14(%rbp),%edx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x14(%rbp),%ecx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jne    L34
  subl   $0x1,-0x14(%rbp)
L63:
  mov    -0x14(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  ja     L26
  jmp    L74
L34:
  nop
L74:
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  add    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x18(%rbp),%ecx
  mov    -0x30(%rbp),%rax
  add    %rax,%rcx
  mov    -0x10(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x14(%rbp),%eax
  sub    -0x18(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    %eax,%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <escape_quotes@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x38(%rbp),%rax
  mov    -0x18(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *tt_getlinediff(char oldrow[80], char newrow[80], unsigned int *column) {
  unsigned int i, j;
  char *buf;
  char *escbuf;
  for (i = 0; i < 80; i++) {
    if (oldrow[i] != newrow[i])
      break;
  }
  for (j = 80 - 1; j > i; j--) {
    if (oldrow[j] != newrow[j])
      break;
  }
  buf = malloc(j - i + 2);
  memcpy(buf, newrow + i, j - i + 1);
  buf[j - i + 1] = '\0';
  escbuf = malloc(strlen(buf) * 2 + 1);
  escape_quotes(escbuf, buf);
  free(buf);
  *column = i;
  return escbuf;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<tt_getlinediff>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbp
  mov    %rdx,%r12
  mov    $0x0,%eax
L27:
  mov    %eax,%ebx
  movzbl 0x0(%rbp,%rax,1),%esi
  cmp    %sil,(%rdi,%rax,1)
  jne    L7
  lea    0x1(%rax),%ebx
  add    $0x1,%rax
  cmp    $0x50,%rax
  jne    L27
L7:
  mov    $0x4f,%edx
  cmp    $0x4e,%ebx
  ja     L36
  mov    $0x4e,%eax
  sub    %ebx,%eax
  mov    $0x4e,%ecx
  sub    %rax,%rcx
  mov    $0x4f,%eax
L40:
  mov    %eax,%edx
  movzbl 0x0(%rbp,%rax,1),%esi
  cmp    %sil,(%rdi,%rax,1)
  jne    L36
  lea    -0x1(%rax),%edx
  sub    $0x1,%rax
  cmp    %rcx,%rax
  jne    L40
L36:
  sub    %ebx,%edx
  mov    %edx,%r13d
  lea    0x2(%rdx),%edi
  call   <malloc@plt>
  mov    %rax,%r14
  add    $0x1,%r13d
  mov    %ebx,%eax
  lea    0x0(%rbp,%rax,1),%rsi
  mov    %r13d,%edx
  mov    %r14,%rdi
  call   <memcpy@plt>
  mov    %r13d,%r13d
  movb   $0x0,(%r14,%r13,1)
  mov    %r14,%rdi
  call   <strlen@plt>
  lea    0x1(%rax,%rax,1),%edi
  call   <malloc@plt>
  mov    %rax,%rbp
  mov    %r14,%rsi
  mov    %rax,%rdi
  call   <escape_quotes@plt>
  mov    %r14,%rdi
  call   <free@plt>
  mov    %ebx,(%r12)
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
char *tt_getlinediff(char oldrow[80], char newrow[80], unsigned int *column) {
  unsigned int i, j;
  char *buf;
  char *escbuf;
  for (i = 0; i < 80; i++) {
    if (oldrow[i] != newrow[i])
      break;
  }
  for (j = 80 - 1; j > i; j--) {
    if (oldrow[j] != newrow[j])
      break;
  }
  buf = malloc(j - i + 2);
  memcpy(buf, newrow + i, j - i + 1);
  buf[j - i + 1] = '\0';
  escbuf = malloc(strlen(buf) * 2 + 1);
  escape_quotes(escbuf, buf);
  free(buf);
  *column = i;
  return escbuf;
}
```
user: Translate the below assembly code into C programming language:

```asm
<tt_getlinediff>:
  endbr64
  push   %r15
  mov    %rdi,%rcx
  xor    %eax,%eax
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  jmp    L18
  nopl   0x0(%rax)
L48:
  add    $0x1,%rax
  cmp    $0x50,%rax
  je     L73
L18:
  movzbl (%rsi,%rax,1),%edx
  mov    %eax,%ebx
  lea    (%rsi,%rax,1),%rbp
  cmp    %dl,(%rcx,%rax,1)
  je     L48
  mov    $0x1,%r15d
  mov    $0x1,%r12d
  mov    $0x2,%edi
  cmp    $0x4f,%eax
  je     L11
  mov    $0x4e,%eax
  mov    $0x4e,%edi
  sub    %ebx,%eax
  sub    %rax,%rdi
  mov    $0x4f,%eax
  jmp    L83
  nopl   0x0(%rax)
L1:
  sub    $0x1,%rax
  cmp    %rax,%rdi
  je     L84
L83:
  movzbl (%rsi,%rax,1),%r8d
  mov    %eax,%edx
  cmp    %r8b,(%rcx,%rax,1)
  je     L1
  sub    %ebx,%edx
  lea    0x1(%rdx),%r15d
  lea    0x2(%rdx),%edi
  mov    %r15,%r12
L11:
  call   <malloc@plt>
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %rax,%r14
  mov    %rax,%rdi
  call   <memcpy@plt>
  movb   $0x0,(%r14,%r15,1)
  mov    %r14,%rdi
  call   <strlen@plt>
  lea    0x1(%rax,%rax,1),%edi
  call   <malloc@plt>
  mov    %r14,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <escape_quotes@plt>
  mov    %r14,%rdi
  call   <free@plt>
  mov    %ebx,0x0(%r13)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L84:
  sub    %ebx,%edx
  mov    %edx,%r15d
  mov    %r15,%r12
  lea    0x1(%r15),%edi
  jmp    L11
  xchg   %ax,%ax
L73:
  lea    0x50(%rsi),%rbp
  xor    %r15d,%r15d
  xor    %r12d,%r12d
  mov    $0x1,%edi
  mov    $0x50,%ebx
  jmp    L11
```

assistant: ```c
char *tt_getlinediff(char oldrow[80], char newrow[80], unsigned int *column) {
  unsigned int i, j;
  char *buf;
  char *escbuf;
  for (i = 0; i < 80; i++) {
    if (oldrow[i] != newrow[i])
      break;
  }
  for (j = 80 - 1; j > i; j--) {
    if (oldrow[j] != newrow[j])
      break;
  }
  buf = malloc(j - i + 2);
  memcpy(buf, newrow + i, j - i + 1);
  buf[j - i + 1] = '\0';
  escbuf = malloc(strlen(buf) * 2 + 1);
  escape_quotes(escbuf, buf);
  free(buf);
  *column = i;
  return escbuf;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<tt_getlinediff>:
  endbr64
  push   %r15
  mov    %rdi,%rcx
  xor    %eax,%eax
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  jmp    L46
  nopl   0x0(%rax)
L56:
  add    $0x1,%rax
  cmp    $0x50,%rax
  je     L87
L46:
  movzbl (%rsi,%rax,1),%edx
  mov    %eax,%ebx
  lea    (%rsi,%rax,1),%rbp
  cmp    %dl,(%rcx,%rax,1)
  je     L56
  mov    $0x1,%r15d
  mov    $0x1,%r12d
  mov    $0x2,%edi
  cmp    $0x4f,%eax
  je     L39
  mov    $0x4e,%eax
  mov    $0x4e,%edi
  sub    %ebx,%eax
  sub    %rax,%rdi
  mov    $0x4f,%eax
  jmp    L68
  nopl   0x0(%rax)
L29:
  sub    $0x1,%rax
  cmp    %rax,%rdi
  je     L17
L68:
  movzbl (%rsi,%rax,1),%r8d
  mov    %eax,%edx
  cmp    %r8b,(%rcx,%rax,1)
  je     L29
  sub    %ebx,%edx
  lea    0x1(%rdx),%r15d
  lea    0x2(%rdx),%edi
  mov    %r15,%r12
L39:
  call   <malloc@plt>
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %rax,%r14
  mov    %rax,%rdi
  call   <memcpy@plt>
  movb   $0x0,(%r14,%r15,1)
  mov    %r14,%rdi
  call   <strlen@plt>
  lea    0x1(%rax,%rax,1),%edi
  call   <malloc@plt>
  mov    %r14,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <escape_quotes@plt>
  mov    %r14,%rdi
  call   <free@plt>
  mov    %ebx,0x0(%r13)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L17:
  sub    %ebx,%edx
  mov    %edx,%r15d
  mov    %r15,%r12
  lea    0x1(%r15),%edi
  jmp    L39
  xchg   %ax,%ax
L87:
  lea    0x50(%rsi),%rbp
  xor    %r15d,%r15d
  xor    %r12d,%r12d
  mov    $0x1,%edi
  mov    $0x50,%ebx
  jmp    L39
```

assistant: ```c
char *tt_getlinediff(char oldrow[80], char newrow[80], unsigned int *column) {
  unsigned int i, j;
  char *buf;
  char *escbuf;
  for (i = 0; i < 80; i++) {
    if (oldrow[i] != newrow[i])
      break;
  }
  for (j = 80 - 1; j > i; j--) {
    if (oldrow[j] != newrow[j])
      break;
  }
  buf = malloc(j - i + 2);
  memcpy(buf, newrow + i, j - i + 1);
  buf[j - i + 1] = '\0';
  escbuf = malloc(strlen(buf) * 2 + 1);
  escape_quotes(escbuf, buf);
  free(buf);
  *column = i;
  return escbuf;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<x_atoi>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  mov    %rdi,-0x20(%rbp)
  mov    $0x0,%r12d
  mov    -0x20(%rbp),%rbx
  movzbl (%rbx),%eax
  cmp    $0x2d,%al
  jne    L27
  add    $0x1,%rbx
  jmp    L27
L22:
  add    $0x1,%rbx
  mov    %r12,%rax
  shl    $0x2,%rax
  add    %r12,%rax
  add    %rax,%rax
  mov    %rax,%rdx
  movzbl %r13b,%eax
  lea    (%rdx,%rax,1),%r12
L27:
  movzbl (%rbx),%eax
  lea    -0x30(%rax),%r13d
  cmp    $0x9,%r13b
  jbe    L22
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L0
  mov    %r12d,%eax
  neg    %eax
  jmp    L32
L0:
  mov    %r12d,%eax
L32:
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
```

assistant: ```c
int x_atoi(const char *src) {
  register const char *s;
  register long int dest = 0;
  register unsigned char c;
  s = src;
  if (*s == '-')
    ++s;
  while ((c = *s - '0') < 10) {
    ++s;
    dest = dest * 10 + c;
  }
  return (*src == '-') ? -dest : dest;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<x_atoi>:
  endbr64
  movzbl (%rdi),%ecx
  cmp    $0x2d,%cl
  sete   %al
  movzbl %al,%eax
  add    %rax,%rdi
  movzbl (%rdi),%eax
  lea    -0x30(%rax),%edx
  cmp    $0x9,%dl
  ja     L9
  mov    $0x0,%eax
L0:
  add    $0x1,%rdi
  lea    (%rax,%rax,4),%rax
  movzbl %dl,%edx
  lea    (%rdx,%rax,2),%rax
  movzbl (%rdi),%esi
  lea    -0x30(%rsi),%edx
  cmp    $0x9,%dl
  jbe    L0
L24:
  mov    %eax,%edx
  neg    %edx
  cmp    $0x2d,%cl
  cmove  %edx,%eax
  ret
L9:
  mov    $0x0,%eax
  jmp    L24
```

assistant: ```c
int x_atoi(const char *src) {
  register const char *s;
  register long int dest = 0;
  register unsigned char c;
  s = src;
  if (*s == '-')
    ++s;
  while ((c = *s - '0') < 10) {
    ++s;
    dest = dest * 10 + c;
  }
  return (*src == '-') ? -dest : dest;
}
```