ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<chaz_Util_can_open_file>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%rdi
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L9
  call   <fclose@plt>
  mov    $0x1,%eax
L9:
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D8
type: string

tool: D8: rb

assistant: ```c
int chaz_Util_can_open_file(const char *file_path) {
  FILE *garbage_fh;
  garbage_fh = fopen(file_path, "rb");
  if (garbage_fh == NULL) {
    return 0;
  } else {
    fclose(garbage_fh);
    return 1;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<chaz_Util_can_open_file>:
  endbr64
  sub    $0x8,%rsp
  lea    D0(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%rdi
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L4
  call   <fclose@plt>
  mov    $0x1,%eax
L4:
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: data_label: D0
type: string

tool: D0: rb

assistant: ```c
int chaz_Util_can_open_file(const char *file_path) {
  FILE *garbage_fh;
  garbage_fh = fopen(file_path, "rb");
  if (garbage_fh == NULL) {
    return 0;
  } else {
    fclose(garbage_fh);
    return 1;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<skippgroup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x5(%rbp)
  movsbl -0x5(%rbp),%eax
  cmp    $0x7b,%eax
  je     L139
  cmp    $0x7b,%eax
  jg     L4
  cmp    $0x5b,%eax
  je     L38
  cmp    $0x5b,%eax
  jg     L4
  cmp    $0x28,%eax
  je     L75
  cmp    $0x3c,%eax
  je     L10
  jmp    L4
L75:
  movb   $0x29,-0x6(%rbp)
  jmp    L195
L139:
  movb   $0x7d,-0x6(%rbp)
  jmp    L195
L38:
  movb   $0x5d,-0x6(%rbp)
  jmp    L195
L10:
  movb   $0x3e,-0x6(%rbp)
  jmp    L195
L4:
  mov    $0x0,%edi
  call   <assert@plt>
  movb   $0x0,-0x6(%rbp)
L195:
  addq   $0x1,-0x18(%rbp)
  jmp    L176
L91:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movsbl -0x5(%rbp),%eax
  cmp    %eax,%edx
  jne    L15
  addl   $0x1,-0x4(%rbp)
  jmp    L166
L15:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movsbl -0x6(%rbp),%eax
  cmp    %eax,%edx
  jne    L110
  subl   $0x1,-0x4(%rbp)
  jmp    L166
L110:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <is_startstring@plt>
  test   %rax,%rax
  je     L166
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <skipstring@plt>
  mov    %rax,-0x18(%rbp)
L166:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L168
  addq   $0x1,-0x18(%rbp)
L176:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movsbl -0x6(%rbp),%eax
  cmp    %eax,%edx
  jne    L91
  cmpl   $0x0,-0x4(%rbp)
  jg     L91
  jmp    L57
L168:
  nop
L57:
  mov    -0x18(%rbp),%rax
  leave
  ret
```

assistant: ```c
const unsigned char *skippgroup(const unsigned char *string) {
  int nest = 0;
  char open = *string;
  char close;
  switch (open) {
  case '(':
    close = ')';
    break;
  case '{':
    close = '}';
    break;
  case '[':
    close = ']';
    break;
  case '<':
    close = '>';
    break;
  default:
    assert(0);
    close = '\0';
  }
  string++;
  while (*string != close || nest > 0) {
    if (*string == open)
      nest++;
    else if (*string == close)
      nest--;
    else if (is_startstring(string))
      string = skipstring(string);
    if (*string == '\0')
      break;
    string++;
  }
  return string;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<skippgroup>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  movzbl (%rdi),%eax
  movsbl %al,%r12d
  cmp    $0x5b,%al
  je     L172
  ja     L60
  mov    $0x29,%ebp
  cmp    $0x28,%al
  je     L71
  cmp    $0x3c,%al
  jne    L124
  mov    $0x3e,%ebp
L71:
  lea    0x1(%rbx),%r13
  movzbl 0x1(%rbx),%eax
  movsbl %bpl,%ebp
  cmp    %ebp,%eax
  je     L177
  mov    $0x0,%ebx
  jmp    L139
L60:
  mov    $0x7d,%ebp
  cmp    $0x7b,%al
  je     L71
L124:
  mov    $0x0,%edi
  call   <assert@plt>
  mov    $0x0,%ebp
  jmp    L71
L172:
  mov    $0x5d,%ebp
  jmp    L71
L106:
  add    $0x1,%ebx
  mov    %r13,%rax
L143:
  cmpb   $0x0,(%rax)
  je     L40
  lea    0x1(%rax),%r13
  movzbl 0x1(%rax),%eax
  test   %ebx,%ebx
  jg     L139
  cmp    %ebp,%eax
  je     L41
L139:
  cmp    %eax,%r12d
  je     L106
  cmp    %eax,%ebp
  jne    L78
  sub    $0x1,%ebx
  mov    %r13,%rax
  jmp    L143
L78:
  mov    %r13,%rdi
  call   <is_startstring@plt>
  mov    %rax,%rdx
  mov    %r13,%rax
  test   %rdx,%rdx
  je     L143
  mov    %r13,%rdi
  call   <skipstring@plt>
  jmp    L143
L41:
  mov    %r13,%rax
L40:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L177:
  mov    %r13,%rax
  jmp    L40
```

assistant: ```c
const unsigned char *skippgroup(const unsigned char *string) {
  int nest = 0;
  char open = *string;
  char close;
  switch (open) {
  case '(':
    close = ')';
    break;
  case '{':
    close = '}';
    break;
  case '[':
    close = ']';
    break;
  case '<':
    close = '>';
    break;
  default:
    assert(0);
    close = '\0';
  }
  string++;
  while (*string != close || nest > 0) {
    if (*string == open)
      nest++;
    else if (*string == close)
      nest--;
    else if (is_startstring(string))
      string = skipstring(string);
    if (*string == '\0')
      break;
    string++;
  }
  return string;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<skippgroup>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rdi),%r13d
  cmp    $0x5b,%r13b
  je     L87
  ja     L165
  mov    $0x29,%r12d
  cmp    $0x28,%r13b
  je     L152
  cmp    $0x3c,%r13b
  jne    L114
  mov    $0x3e,%r12d
L152:
  add    $0x1,%rbp
  xor    %ebx,%ebx
  jmp    L54
  nopl   0x0(%rax)
L72:
  cmp    %edx,%r13d
  jne    L50
L83:
  add    $0x1,%ebx
L94:
  test   %al,%al
  je     L109
L132:
  add    $0x1,%rbp
L54:
  movzbl 0x0(%rbp),%edx
  mov    %edx,%eax
  cmp    %r12d,%edx
  jne    L72
  test   %ebx,%ebx
  je     L109
  cmp    %r12d,%r13d
  je     L83
  sub    $0x1,%ebx
  test   %al,%al
  jne    L132
L109:
  add    $0x8,%rsp
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L50:
  mov    %rbp,%rdi
  call   <is_startstring@plt>
  test   %rax,%rax
  jne    L107
L96:
  movzbl 0x0(%rbp),%eax
  jmp    L94
  nopl   0x0(%rax,%rax,1)
L107:
  mov    %rbp,%rdi
  call   <skipstring@plt>
  mov    %rax,%rbp
  jmp    L96
  nopl   (%rax)
L165:
  mov    $0x7d,%r12d
  cmp    $0x7b,%r13b
  je     L152
L114:
  xor    %edi,%edi
  xor    %r12d,%r12d
  call   <assert@plt>
  jmp    L152
  nopw   0x0(%rax,%rax,1)
L87:
  mov    $0x5d,%r12d
  jmp    L152
```

assistant: ```c
const unsigned char *skippgroup(const unsigned char *string) {
  int nest = 0;
  char open = *string;
  char close;
  switch (open) {
  case '(':
    close = ')';
    break;
  case '{':
    close = '}';
    break;
  case '[':
    close = ']';
    break;
  case '<':
    close = '>';
    break;
  default:
    assert(0);
    close = '\0';
  }
  string++;
  while (*string != close || nest > 0) {
    if (*string == open)
      nest++;
    else if (*string == close)
      nest--;
    else if (is_startstring(string))
      string = skipstring(string);
    if (*string == '\0')
      break;
    string++;
  }
  return string;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<skippgroup>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rdi),%r13d
  cmp    $0x5b,%r13b
  je     L40
  ja     L142
  mov    $0x29,%r12d
  cmp    $0x28,%r13b
  je     L167
  cmp    $0x3c,%r13b
  jne    L71
  mov    $0x3e,%r12d
L167:
  add    $0x1,%rbp
  xor    %ebx,%ebx
  jmp    L44
  nopl   0x0(%rax)
L116:
  cmp    %edx,%r13d
  jne    L21
L119:
  add    $0x1,%ebx
L161:
  test   %al,%al
  je     L37
L139:
  add    $0x1,%rbp
L44:
  movzbl 0x0(%rbp),%edx
  mov    %edx,%eax
  cmp    %r12d,%edx
  jne    L116
  test   %ebx,%ebx
  je     L37
  cmp    %r12d,%r13d
  je     L119
  sub    $0x1,%ebx
  test   %al,%al
  jne    L139
L37:
  add    $0x8,%rsp
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L21:
  mov    %rbp,%rdi
  call   <is_startstring@plt>
  test   %rax,%rax
  jne    L150
L120:
  movzbl 0x0(%rbp),%eax
  jmp    L161
  nopl   0x0(%rax,%rax,1)
L150:
  mov    %rbp,%rdi
  call   <skipstring@plt>
  mov    %rax,%rbp
  jmp    L120
  nopl   (%rax)
L142:
  mov    $0x7d,%r12d
  cmp    $0x7b,%r13b
  je     L167
L71:
  xor    %edi,%edi
  xor    %r12d,%r12d
  call   <assert@plt>
  jmp    L167
  nopw   0x0(%rax,%rax,1)
L40:
  mov    $0x5d,%r12d
  jmp    L167
```

assistant: ```c
const unsigned char *skippgroup(const unsigned char *string) {
  int nest = 0;
  char open = *string;
  char close;
  switch (open) {
  case '(':
    close = ')';
    break;
  case '{':
    close = '}';
    break;
  case '[':
    close = ']';
    break;
  case '<':
    close = '>';
    break;
  default:
    assert(0);
    close = '\0';
  }
  string++;
  while (*string != close || nest > 0) {
    if (*string == open)
      nest++;
    else if (*string == close)
      nest--;
    else if (is_startstring(string))
      string = skipstring(string);
    if (*string == '\0')
      break;
    string++;
  }
  return string;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<glp_malloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0xa,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0xa,%rax
  leave
  ret
```

assistant: ```c
void *glp_malloc(int size) {
  void *header = malloc(size + 10);
  return (void *)((char *)header + 10);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<glp_malloc>:
  endbr64
  sub    $0x8,%rsp
  add    $0xa,%edi
  call   <malloc@plt>
  add    $0xa,%rax
  add    $0x8,%rsp
  ret
```

assistant: ```c
void *glp_malloc(int size) {
  void *header = malloc(size + 10);
  return (void *)((char *)header + 10);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<glp_malloc>:
  endbr64
  sub    $0x8,%rsp
  add    $0xa,%edi
  call   <malloc@plt>
  add    $0x8,%rsp
  add    $0xa,%rax
  ret
```

assistant: ```c
void *glp_malloc(int size) {
  void *header = malloc(size + 10);
  return (void *)((char *)header + 10);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<glp_malloc>:
  endbr64
  sub    $0x8,%rsp
  add    $0xa,%edi
  call   <malloc@plt>
  add    $0x8,%rsp
  add    $0xa,%rax
  ret
```

assistant: ```c
void *glp_malloc(int size) {
  void *header = malloc(size + 10);
  return (void *)((char *)header + 10);
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L16
L12:
  mov    $0x0,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <omp_get_thread_num@plt>
  lea    0x1(%rax),%esi
  mov    -0x14(%rbp),%eax
  mov    %eax,%ecx
  mov    %ebx,%edx
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  addl   $0x1,-0x14(%rbp)
L16:
  cmpl   $0x3f,-0x14(%rbp)
  jle    L12
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D1
datatype: string

tool: D1: [THREAD %2d of %d] Loop index: %d.


assistant: ```c
int main(int argc, char **argv) {
#pragma omp parallel for
  for (int i = 0; i < 64; ++i) {
    printf("[THREAD %2d of %d] Loop index: %d.\n", omp_get_thread_num() + 1, omp_get_num_threads(), i);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    $0x0,%ebx
  lea    D3(%rip),%r12
L4:
  mov    $0x0,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,%ebp
  mov    $0x0,%eax
  call   <omp_get_thread_num@plt>
  lea    0x1(%rax),%esi
  mov    %ebx,%ecx
  mov    %ebp,%edx
  mov    %r12,%rdi
  call   <printf@plt>
  add    $0x1,%ebx
  cmp    $0x40,%ebx
  jne    L4
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D3
type_infered: string

tool: D3: [THREAD %2d of %d] Loop index: %d.


assistant: ```c
int main(int argc, char **argv) {
#pragma omp parallel for
  for (int i = 0; i < 64; ++i) {
    printf("[THREAD %2d of %d] Loop index: %d.\n", omp_get_thread_num() + 1, omp_get_num_threads(), i);
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  lea    D6(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L8:
  xor    %eax,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <omp_get_thread_num@plt>
  mov    %ebx,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rdi
  lea    0x1(%rax),%esi
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    $0x40,%ebx
  jne    L8
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: disassemble_data
arguments: label: D6
type_infered: string

tool: D6: [THREAD %2d of %d] Loop index: %d.


assistant: ```c
int main(int argc, char **argv) {
#pragma omp parallel for
  for (int i = 0; i < 64; ++i) {
    printf("[THREAD %2d of %d] Loop index: %d.\n", omp_get_thread_num() + 1, omp_get_num_threads(), i);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  lea    D7(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L0:
  xor    %eax,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <omp_get_thread_num@plt>
  mov    %ebx,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rdi
  lea    0x1(%rax),%esi
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    $0x40,%ebx
  jne    L0
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: parse_data
arguments: label: D7
type_infered: string

tool: D7: [THREAD %2d of %d] Loop index: %d.


assistant: ```c
int main(int argc, char **argv) {
#pragma omp parallel for
  for (int i = 0; i < 64; ++i) {
    printf("[THREAD %2d of %d] Loop index: %d.\n", omp_get_thread_num() + 1, omp_get_num_threads(), i);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<old_str_rtrim>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  cmpq   $0x0,-0x20(%rbp)
  jne    L79
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  jmp    L22
L26:
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L61:
  addq   $0x1,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L6
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L61
L6:
  mov    -0x20(%rbp),%rax
  sub    -0x8(%rbp),%rax
  mov    %eax,%edx
  mov    -0x28(%rbp),%rax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  jle    L19
  jmp    L68
L62:
  mov    -0x8(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x18(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L68:
  mov    -0xc(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  test   %eax,%eax
  jne    L62
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xa,(%rax)
L19:
  addq   $0x1,-0x20(%rbp)
L79:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L26
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0x0,(%rax)
L22:
  pop    %rbp
  ret
```

assistant: ```c
void old_str_rtrim(char *output, const char *input, size_t offset) {
  int len;
  char *op;
  if (!input) {
    *output = 0;
    return;
  }
  while (*input) {
    op = (char *)input;
    do {
      input++;
    } while (*input != '\n' && *input != '\0');
    len = (int)(input - op) - offset;
    if (len > 0) {
      while (len--) {
        *output++ = *op++;
      }
      *output++ = '\n';
    }
    input++;
  }
  *output++ = 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<old_str_rtrim>:
  endbr64
  mov    %rdi,%r9
  test   %rsi,%rsi
  je     L21
  cmpb   $0x0,(%rsi)
  jne    L19
L71:
  movb   $0x0,(%r9)
  ret
L21:
  movb   $0x0,(%rdi)
  ret
L45:
  sub    %rsi,%rax
  sub    %edx,%eax
  test   %eax,%eax
  jg     L70
L10:
  lea    0x2(%rdi),%rsi
  cmpb   $0x0,0x2(%rdi)
  je     L71
L19:
  mov    %rsi,%rax
L66:
  mov    %rax,%rdi
  add    $0x1,%rax
  movzbl (%rax),%ecx
  cmp    $0xa,%cl
  je     L45
  test   %cl,%cl
  jne    L66
  jmp    L45
L70:
  mov    %eax,%r10d
  mov    $0x0,%ecx
L41:
  movzbl (%rsi,%rcx,1),%r8d
  mov    %r8b,(%r9,%rcx,1)
  add    $0x1,%rcx
  cmp    %r10,%rcx
  jne    L41
  mov    %eax,%ecx
  add    %r9,%rcx
  lea    0x1(%rax),%eax
  add    %rax,%r9
  movb   $0xa,(%rcx)
  jmp    L10
```

assistant: ```c
void old_str_rtrim(char *output, const char *input, size_t offset) {
  int len;
  char *op;
  if (!input) {
    *output = 0;
    return;
  }
  while (*input) {
    op = (char *)input;
    do {
      input++;
    } while (*input != '\n' && *input != '\0');
    len = (int)(input - op) - offset;
    if (len > 0) {
      while (len--) {
        *output++ = *op++;
      }
      *output++ = '\n';
    }
    input++;
  }
  *output++ = 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<old_str_rtrim>:
  endbr64
  mov    %rdi,%r9
  test   %rsi,%rsi
  je     L19
  cmpb   $0x0,(%rsi)
  je     L19
  nopl   0x0(%rax)
L38:
  mov    %rsi,%rax
  nopl   0x0(%rax,%rax,1)
L59:
  mov    %rax,%rdi
  movzbl 0x1(%rax),%ecx
  add    $0x1,%rax
  cmp    $0xa,%cl
  je     L67
  test   %cl,%cl
  jne    L59
L67:
  sub    %rsi,%rax
  sub    %edx,%eax
  test   %eax,%eax
  jg     L15
L47:
  cmpb   $0x0,0x2(%rdi)
  lea    0x2(%rdi),%rsi
  jne    L38
L19:
  movb   $0x0,(%r9)
  ret
  nopl   0x0(%rax)
L15:
  mov    %eax,%r10d
  xor    %ecx,%ecx
  nopl   (%rax)
L26:
  movzbl (%rsi,%rcx,1),%r8d
  mov    %r8b,(%r9,%rcx,1)
  add    $0x1,%rcx
  cmp    %rcx,%r10
  jne    L26
  cltq
  lea    (%r9,%rax,1),%rcx
  lea    0x1(%r9,%rax,1),%r9
  movb   $0xa,(%rcx)
  jmp    L47
```

assistant: ```c
void old_str_rtrim(char *output, const char *input, size_t offset) {
  int len;
  char *op;
  if (!input) {
    *output = 0;
    return;
  }
  while (*input) {
    op = (char *)input;
    do {
      input++;
    } while (*input != '\n' && *input != '\0');
    len = (int)(input - op) - offset;
    if (len > 0) {
      while (len--) {
        *output++ = *op++;
      }
      *output++ = '\n';
    }
    input++;
  }
  *output++ = 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<_fstat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x90,%rsp
  mov    %edi,-0x84(%rbp)
  mov    %rsi,-0x90(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x70(%rbp),%rdx
  mov    -0x84(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <__fstat@plt>
  mov    %eax,-0x74(%rbp)
  mov    -0x90(%rbp),%rdx
  lea    -0x70(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <Xcvt@plt>
  mov    -0x74(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
int _fstat(fd, buf)
int fd;
struct stat *buf;
{
  char Xbuf[100];
  int retval;
  retval = __fstat(fd, Xbuf);
  Xcvt(Xbuf, (char *)buf);
  return retval;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<_fstat>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x70,%rsp
  mov    %rsi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  mov    %r12,%rsi
  call   <__fstat@plt>
  mov    %eax,%ebp
  mov    %rbx,%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <Xcvt@plt>
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  mov    %ebp,%eax
  add    $0x70,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int _fstat(fd, buf)
int fd;
struct stat *buf;
{
  char Xbuf[100];
  int retval;
  retval = __fstat(fd, Xbuf);
  Xcvt(Xbuf, (char *)buf);
  return retval;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<_fstat>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  mov    %r13,%rsi
  call   <__fstat@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <Xcvt@plt>
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x70,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int _fstat(fd, buf)
int fd;
struct stat *buf;
{
  char Xbuf[100];
  int retval;
  retval = __fstat(fd, Xbuf);
  Xcvt(Xbuf, (char *)buf);
  return retval;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<_fstat>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  mov    %r13,%rsi
  call   <__fstat@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  mov    %eax,%r12d
  xor    %eax,%eax
  call   <Xcvt@plt>
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x70,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int _fstat(fd, buf)
int fd;
struct stat *buf;
{
  char Xbuf[100];
  int retval;
  retval = __fstat(fd, Xbuf);
  Xcvt(Xbuf, (char *)buf);
  return retval;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<__xmknod>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x8(%rbp)
  mov    %rcx,-0x18(%rbp)
  mov    D6(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  je     L4
  mov    D7(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <__set_errno@plt>
  mov    $0xffffffff,%eax
  jmp    L3
L4:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%ecx
  mov    -0x10(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <__syscall_mknod@plt>
L3:
  leave
  ret
```

assistant: ```c
int __xmknod(int vers, const char *path, mode_t mode, dev_t *dev) {
  if (vers != _MKNOD_VER) {
    __set_errno(EINVAL);
    return -1;
  }
  return __syscall_mknod(path, mode, *dev);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<__xmknod>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%eax
  mov    %rsi,%rdi
  mov    %edx,%esi
  mov    D0(%rip),%rdx
  cmp    %eax,(%rdx)
  jne    L4
  mov    (%rcx),%edx
  call   <__syscall_mknod@plt>
L13:
  add    $0x8,%rsp
  ret
L4:
  mov    D14(%rip),%rax
  mov    (%rax),%edi
  call   <__set_errno@plt>
  mov    $0xffffffff,%eax
  jmp    L13
```

assistant: ```c
int __xmknod(int vers, const char *path, mode_t mode, dev_t *dev) {
  if (vers != _MKNOD_VER) {
    __set_errno(EINVAL);
    return -1;
  }
  return __syscall_mknod(path, mode, *dev);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<__xmknod>:
  endbr64
  mov    D14(%rip),%rax
  cmp    %edi,(%rax)
  jne    L8
  mov    %rsi,%rdi
  mov    %edx,%esi
  mov    (%rcx),%edx
  jmp    1070 <__syscall_mknod@plt>
  nopl   0x0(%rax,%rax,1)
L8:
  sub    $0x8,%rsp
  mov    D10(%rip),%rax
  mov    (%rax),%edi
  call   <__set_errno@plt>
  mov    $0xffffffff,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int __xmknod(int vers, const char *path, mode_t mode, dev_t *dev) {
  if (vers != _MKNOD_VER) {
    __set_errno(EINVAL);
    return -1;
  }
  return __syscall_mknod(path, mode, *dev);
}
```