ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的：

```asm
<MDIOInit>:
  endbr64
  mov    %esi,%eax
  mov    %edx,%ecx
  mov    $0x0,%edx
  div    %ecx
  sub    $0x1,%eax
  movzwl %ax,%eax
  or     $0x40140000,%eax
  mov    %eax,0x4(%edi)
  ret
```

assistant: ```c
void MDIOInit(unsigned int baseAddr, unsigned int mdioInputFreq, unsigned int mdioOutputFreq) {
  unsigned int clkDiv = (mdioInputFreq / mdioOutputFreq) - 1;
  (*((volatile unsigned int *)(baseAddr + (0x4)))) = ((clkDiv & (0x0000FFFFu)) | (0x40000000u) | (0x00100000u) | (0x00040000u));
}
```
user: Translate the below assembly code into C programming language:

```asm
<MDIOInit>:
  endbr64
  mov    %edx,%r8d
  mov    %esi,%eax
  xor    %edx,%edx
  div    %r8d
  sub    $0x1,%eax
  movzwl %ax,%eax
  or     $0x40140000,%eax
  mov    %eax,0x4(%edi)
  ret
```

assistant: ```c
void MDIOInit(unsigned int baseAddr, unsigned int mdioInputFreq, unsigned int mdioOutputFreq) {
  unsigned int clkDiv = (mdioInputFreq / mdioOutputFreq) - 1;
  (*((volatile unsigned int *)(baseAddr + (0x4)))) = ((clkDiv & (0x0000FFFFu)) | (0x40000000u) | (0x00100000u) | (0x00040000u));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<MDIOInit>:
  endbr64
  mov    %edx,%r8d
  mov    %esi,%eax
  xor    %edx,%edx
  div    %r8d
  sub    $0x1,%eax
  movzwl %ax,%eax
  or     $0x40140000,%eax
  mov    %eax,0x4(%edi)
  ret
```

assistant: ```c
void MDIOInit(unsigned int baseAddr, unsigned int mdioInputFreq, unsigned int mdioOutputFreq) {
  unsigned int clkDiv = (mdioInputFreq / mdioOutputFreq) - 1;
  (*((volatile unsigned int *)(baseAddr + (0x4)))) = ((clkDiv & (0x0000FFFFu)) | (0x40000000u) | (0x00100000u) | (0x00040000u));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<initialize_arr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L9
L3:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movl   $0x0,(%rax)
  addl   $0x1,-0x4(%rbp)
L9:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L3
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void initialize_arr(int *arr, int count) {
  for (int i = 0; i < count; ++i) {
    arr[i] = 0;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<initialize_arr>:
  endbr64
  test   %esi,%esi
  jle    L19
  mov    %rdi,%rax
  lea    -0x1(%rsi),%edx
  lea    0x4(%rdi,%rdx,4),%rdx
L4:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L4
L19:
  ret
```

assistant: ```c
void initialize_arr(int *arr, int count) {
  for (int i = 0; i < count; ++i) {
    arr[i] = 0;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<initialize_arr>:
  endbr64
  test   %esi,%esi
  jle    L1
  movslq %esi,%rsi
  lea    0x0(,%rsi,4),%rdx
  xor    %esi,%esi
  jmp    1050 <memset@plt>
  nopw   0x0(%rax,%rax,1)
L1:
  ret
```

assistant: ```c
void initialize_arr(int *arr, int count) {
  for (int i = 0; i < count; ++i) {
    arr[i] = 0;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<initialize_arr>:
  endbr64
  test   %esi,%esi
  jle    L2
  movslq %esi,%rsi
  lea    0x0(,%rsi,4),%rdx
  xor    %esi,%esi
  jmp    1050 <memset@plt>
  nopw   0x0(%rax,%rax,1)
L2:
  ret
```

assistant: ```c
void initialize_arr(int *arr, int count) {
  for (int i = 0; i < count; ++i) {
    arr[i] = 0;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xputc2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,%eax
  mov    %al,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movzbl -0xc(%rbp),%edx
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void xputc2(char **buff, char c) {
  if (0 && c == '\n')
    xputc2(buff, '\r');
  **buff = (unsigned char)c;
  (*buff)++;
  return;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<xputc2>:
  endbr64
  mov    (%rdi),%rax
  mov    %sil,(%rax)
  addq   $0x1,(%rdi)
  ret
```

assistant: ```c
void xputc2(char **buff, char c) {
  if (0 && c == '\n')
    xputc2(buff, '\r');
  **buff = (unsigned char)c;
  (*buff)++;
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<xputc2>:
  endbr64
  mov    (%rdi),%rax
  mov    %sil,(%rax)
  addq   $0x1,(%rdi)
  ret
```

assistant: ```c
void xputc2(char **buff, char c) {
  if (0 && c == '\n')
    xputc2(buff, '\r');
  **buff = (unsigned char)c;
  (*buff)++;
  return;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<copy_standard_Laurent_container_to_target_system>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    -0x8(%rbp),%rcx
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%r8d
  mov    %rax,%rsi
  mov    $0x30c,%edi
  call   <_ada_use_c2phc4c@plt>
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  leave
  ret
```

assistant: ```c
int copy_standard_Laurent_container_to_target_system(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc4c(780, a, b, c, 0);
  return fail;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<copy_standard_Laurent_container_to_target_system>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%r8d
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x30c,%edi
  call   <_ada_use_c2phc4c@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int copy_standard_Laurent_container_to_target_system(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc4c(780, a, b, c, 0);
  return fail;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<copy_standard_Laurent_container_to_target_system>:
  endbr64
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x30c,%edi
  jmp    1050 <_ada_use_c2phc4c@plt>
```

assistant: ```c
int copy_standard_Laurent_container_to_target_system(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc4c(780, a, b, c, 0);
  return fail;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<copy_standard_Laurent_container_to_target_system>:
  endbr64
  xor    %r8d,%r8d
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x30c,%edi
  jmp    1050 <_ada_use_c2phc4c@plt>
```

assistant: ```c
int copy_standard_Laurent_container_to_target_system(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc4c(780, a, b, c, 0);
  return fail;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<write_n>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movq   $0x0,-0x10(%rbp)
  jmp    L23
L26:
  mov    -0x20(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%rcx
  mov    -0x28(%rbp),%rax
  add    %rax,%rcx
  mov    -0x14(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0xffffffffffffffff,-0x8(%rbp)
  jne    L20
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <die@plt>
L20:
  mov    -0x8(%rbp),%rax
  add    %rax,-0x10(%rbp)
L23:
  mov    -0x10(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jl     L26
  mov    -0x10(%rbp),%rax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D1
datatype: string

tool: D1: write

assistant: ```c
ssize_t write_n(int fd, ssize_t n, void *buf) {
  ssize_t wr = 0;
  while (wr < n) {
    ssize_t w = write(fd, buf + wr, n - wr);
    if (w == -1)
      die("write");
    wr += w;
  }
  return wr;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<write_n>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  jle    L47
  mov    %edi,%r13d
  mov    %rsi,%r12
  mov    %rdx,%r14
  mov    $0x0,%ebx
  lea    D5(%rip),%r15
  jmp    L4
L37:
  add    %rbp,%rbx
  cmp    %rbx,%r12
  jle    L30
L4:
  mov    %r12,%rdx
  sub    %rbx,%rdx
  lea    (%r14,%rbx,1),%rsi
  mov    %r13d,%edi
  call   <write@plt>
  mov    %rax,%rbp
  cmp    $0xffffffffffffffff,%rax
  jne    L37
  mov    %r15,%rdi
  call   <die@plt>
  jmp    L37
L47:
  mov    $0x0,%ebx
L30:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: retrieve_data
arguments: label: D5
datatype: string

tool: D5: write

assistant: ```c
ssize_t write_n(int fd, ssize_t n, void *buf) {
  ssize_t wr = 0;
  while (wr < n) {
    ssize_t w = write(fd, buf + wr, n - wr);
    if (w == -1)
      die("write");
    wr += w;
  }
  return wr;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<write_n>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  jle    L5
  mov    %edi,%r13d
  mov    %rsi,%rbp
  mov    %rdx,%r14
  xor    %r12d,%r12d
  lea    D7(%rip),%r15
  jmp    L44
  nopl   0x0(%rax)
L56:
  add    %rbx,%r12
  cmp    %r12,%rbp
  jle    L48
L44:
  mov    %rbp,%rdx
  lea    (%r14,%r12,1),%rsi
  mov    %r13d,%edi
  sub    %r12,%rdx
  call   <write@plt>
  mov    %rax,%rbx
  cmp    $0xffffffffffffffff,%rax
  jne    L56
  mov    %r15,%rdi
  add    %rbx,%r12
  call   <die@plt>
  cmp    %r12,%rbp
  jg     L44
L48:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L5:
  xor    %r12d,%r12d
  jmp    L48
```

tool_calls: name: parse_data
arguments: data_label: D7
data_type: string

tool: D7: write

assistant: ```c
ssize_t write_n(int fd, ssize_t n, void *buf) {
  ssize_t wr = 0;
  while (wr < n) {
    ssize_t w = write(fd, buf + wr, n - wr);
    if (w == -1)
      die("write");
    wr += w;
  }
  return wr;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<write_n>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  test   %rsi,%rsi
  jle    L30
  mov    %edi,%ebp
  mov    %rsi,%rbx
  mov    %rdx,%r13
  xor    %r12d,%r12d
  lea    D8(%rip),%r14
  nopl   0x0(%rax,%rax,1)
L4:
  mov    %rbx,%rdx
  lea    0x0(%r13,%r12,1),%rsi
  mov    %ebp,%edi
  sub    %r12,%rdx
  call   <write@plt>
  cmp    $0xffffffffffffffff,%rax
  je     L21
  add    %rax,%r12
  cmp    %r12,%rbx
  jg     L4
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L21:
  mov    %r14,%rdi
  sub    $0x1,%r12
  call   <die@plt>
  cmp    %rbx,%r12
  jl     L4
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   (%rax)
L30:
  xor    %r12d,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12,%rax
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D8
type_guessed: string

tool: D8: write

assistant: ```c
ssize_t write_n(int fd, ssize_t n, void *buf) {
  ssize_t wr = 0;
  while (wr < n) {
    ssize_t w = write(fd, buf + wr, n - wr);
    if (w == -1)
      die("write");
    wr += w;
  }
  return wr;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<psvec2i_project>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    -0x10(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <vec2i_project@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
__attribute__((always_)) struct vec2i *psvec2i_project(struct vec2i *result, struct vec2i *a, struct vec2i *b) {
  vec2i_project((int32_t *)result, (int32_t *)a, (int32_t *)b);
  return result;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<psvec2i_project>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <vec2i_project@plt>
  mov    %rbx,%rax
  pop    %rbx
  ret
```

assistant: ```c
__attribute__((always_)) struct vec2i *psvec2i_project(struct vec2i *result, struct vec2i *a, struct vec2i *b) {
  vec2i_project((int32_t *)result, (int32_t *)a, (int32_t *)b);
  return result;
}
```
user: Translate the below assembly code into C programming language:

```asm
<psvec2i_project>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  call   <vec2i_project@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
__attribute__((always_)) struct vec2i *psvec2i_project(struct vec2i *result, struct vec2i *a, struct vec2i *b) {
  vec2i_project((int32_t *)result, (int32_t *)a, (int32_t *)b);
  return result;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<psvec2i_project>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  call   <vec2i_project@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
__attribute__((always_)) struct vec2i *psvec2i_project(struct vec2i *result, struct vec2i *a, struct vec2i *b) {
  vec2i_project((int32_t *)result, (int32_t *)a, (int32_t *)b);
  return result;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<mask_pic_interrupts>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x21,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  mov    $0xa1,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void mask_pic_interrupts(void) {
  outb(0xff, 0x21);
  outb(0xff, 0xa1);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<mask_pic_interrupts>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x21,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  mov    $0xa1,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void mask_pic_interrupts(void) {
  outb(0xff, 0x21);
  outb(0xff, 0xa1);
}
```
user: Translate the below assembly code into C programming language:

```asm
<mask_pic_interrupts>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x21,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  mov    $0xa1,%esi
  mov    $0xff,%edi
  add    $0x8,%rsp
  jmp    1050 <outb@plt>
```

assistant: ```c
void mask_pic_interrupts(void) {
  outb(0xff, 0x21);
  outb(0xff, 0xa1);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<mask_pic_interrupts>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x21,%esi
  mov    $0xff,%edi
  call   <outb@plt>
  mov    $0xa1,%esi
  mov    $0xff,%edi
  add    $0x8,%rsp
  jmp    1050 <outb@plt>
```

assistant: ```c
void mask_pic_interrupts(void) {
  outb(0xff, 0x21);
  outb(0xff, 0xa1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<sysfs_fd_get_two>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xa0,%rsp
  mov    %edi,-0x84(%rbp)
  mov    %rsi,-0x90(%rbp)
  mov    %rdx,-0x98(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x84(%rbp),%eax
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <lseek@plt>
  lea    -0x60(%rbp),%rcx
  mov    -0x84(%rbp),%eax
  mov    $0x50,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  mov    %eax,-0x74(%rbp)
  cmpl   $0x0,-0x74(%rbp)
  jg     L165
  mov    $0xfffffffe,%eax
  jmp    L23
L165:
  mov    -0x74(%rbp),%eax
  cltq
  movb   $0x0,-0x60(%rbp,%rax,1)
  lea    -0x70(%rbp),%rcx
  lea    -0x60(%rbp),%rax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strtoull@plt>
  mov    -0x90(%rbp),%rdx
  mov    %rax,(%rdx)
  mov    -0x70(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  cmp    %rax,%rdx
  je     L147
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L156
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L156
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L156
L147:
  mov    $0xffffffff,%eax
  jmp    L23
L34:
  mov    -0x70(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0x70(%rbp)
L156:
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L34
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  je     L34
  mov    -0x70(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x28,%al
  je     L34
  mov    -0x70(%rbp),%rax
  lea    -0x68(%rbp),%rcx
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strtoull@plt>
  mov    -0x98(%rbp),%rdx
  mov    %rax,(%rdx)
  mov    -0x68(%rbp),%rdx
  mov    -0x70(%rbp),%rax
  cmp    %rax,%rdx
  je     L22
  mov    -0x68(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L155
  mov    -0x68(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L155
  mov    -0x68(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L155
  mov    -0x68(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x29,%al
  je     L155
L22:
  mov    -0x90(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x98(%rbp),%rax
  mov    %rdx,(%rax)
  mov    $0x1,%eax
  jmp    L23
L155:
  mov    $0x2,%eax
L23:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L87
  call   <__stack_chk_fail@plt>
L87:
  leave
  ret
```

assistant: ```c
int sysfs_fd_get_two(int fd, unsigned long long *v1, unsigned long long *v2) {
  char buf[80];
  int n;
  char *ep, *ep2;
  lseek(fd, 0, 0);
  n = read(fd, buf, sizeof(buf));
  if (n <= 0)
    return -2;
  buf[n] = 0;
  *v1 = strtoull(buf, &ep, 0);
  if (ep == buf || (*ep != 0 && *ep != '\n' && *ep != ' '))
    return -1;
  while (*ep == ' ' || *ep == '/' || *ep == '(')
    ep++;
  *v2 = strtoull(ep, &ep2, 0);
  if (ep2 == ep || (*ep2 != 0 && *ep2 != '\n' && *ep2 != ' ' && *ep2 != ')')) {
    *v2 = *v1;
    return 1;
  }
  return 2;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<sysfs_fd_get_two>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x70,%rsp
  mov    %edi,%r12d
  mov    %rsi,%rbp
  mov    %rdx,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    $0x0,%edx
  mov    $0x0,%esi
  call   <lseek@plt>
  lea    0x10(%rsp),%rsi
  mov    $0x50,%edx
  mov    %r12d,%edi
  call   <read@plt>
  test   %eax,%eax
  jle    L49
  cltq
  movb   $0x0,0x10(%rsp,%rax,1)
  mov    %rsp,%rsi
  lea    0x10(%rsp),%r12
  mov    $0x0,%edx
  mov    %r12,%rdi
  call   <strtoull@plt>
  mov    %rax,0x0(%rbp)
  mov    (%rsp),%rdi
  cmp    %r12,%rdi
  je     L21
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L62
  cmp    $0xa,%al
  jne    L125
L62:
  mov    %eax,%edx
  and    $0xfffffff7,%edx
  cmp    $0x20,%dl
  je     L129
  cmp    $0x2f,%al
  jne    L15
L129:
  lea    0x1(%rdi),%rax
L104:
  mov    %rax,%rdi
  mov    %rax,(%rsp)
  movzbl (%rax),%edx
  add    $0x1,%rax
  mov    %edx,%ecx
  and    $0xfffffff7,%ecx
  cmp    $0x20,%cl
  je     L104
  cmp    $0x2f,%dl
  je     L104
L15:
  lea    0x8(%rsp),%rsi
  mov    $0x0,%edx
  call   <strtoull@plt>
  mov    %rax,(%rbx)
  mov    0x8(%rsp),%rax
  cmp    (%rsp),%rax
  je     L44
  movzbl (%rax),%eax
  cmp    $0x29,%al
  ja     L44
  movabs $0x20100000401,%rdx
  bt     %rax,%rdx
  jae    L44
  mov    $0x2,%eax
  jmp    L51
L44:
  mov    0x0(%rbp),%rax
  mov    %rax,(%rbx)
  mov    $0x1,%eax
L51:
  mov    0x68(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L24
  add    $0x70,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L49:
  mov    $0xfffffffe,%eax
  jmp    L51
L21:
  mov    $0xffffffff,%eax
  jmp    L51
L125:
  mov    $0xffffffff,%eax
  jmp    L51
L24:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sysfs_fd_get_two(int fd, unsigned long long *v1, unsigned long long *v2) {
  char buf[80];
  int n;
  char *ep, *ep2;
  lseek(fd, 0, 0);
  n = read(fd, buf, sizeof(buf));
  if (n <= 0)
    return -2;
  buf[n] = 0;
  *v1 = strtoull(buf, &ep, 0);
  if (ep == buf || (*ep != 0 && *ep != '\n' && *ep != ' '))
    return -1;
  while (*ep == ' ' || *ep == '/' || *ep == '(')
    ep++;
  *v2 = strtoull(ep, &ep2, 0);
  if (ep2 == ep || (*ep2 != 0 && *ep2 != '\n' && *ep2 != ' ' && *ep2 != ')')) {
    *v2 = *v1;
    return 1;
  }
  return 2;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<sysfs_fd_get_two>:
  endbr64
  push   %r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %rsi,%rbp
  xor    %esi,%esi
  push   %rbx
  mov    %rdx,%rbx
  xor    %edx,%edx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r13
  call   <lseek@plt>
  mov    $0x50,%edx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <read@plt>
  test   %eax,%eax
  jle    L113
  cltq
  mov    %r13,%rdi
  mov    %rsp,%rsi
  xor    %edx,%edx
  movb   $0x0,0x10(%rsp,%rax,1)
  call   <strtoull@plt>
  mov    (%rsp),%rdi
  mov    %rax,0x0(%rbp)
  cmp    %r13,%rdi
  je     L144
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L85
  cmp    $0xa,%al
  jne    L144
L85:
  mov    %eax,%edx
  and    $0xfffffff7,%edx
  cmp    $0x20,%dl
  je     L65
  cmp    $0x2f,%al
  jne    L21
L65:
  lea    0x1(%rdi),%rax
  nopl   0x0(%rax,%rax,1)
L139:
  mov    %rax,(%rsp)
  movzbl (%rax),%edx
  mov    %rax,%rdi
  add    $0x1,%rax
  mov    %edx,%ecx
  and    $0xfffffff7,%ecx
  cmp    $0x20,%cl
  je     L139
  cmp    $0x2f,%dl
  je     L139
L21:
  lea    0x8(%rsp),%rsi
  xor    %edx,%edx
  call   <strtoull@plt>
  mov    %rax,(%rbx)
  mov    0x8(%rsp),%rax
  cmp    (%rsp),%rax
  je     L36
  movzbl (%rax),%eax
  cmp    $0x29,%al
  jbe    L7
L36:
  mov    0x0(%rbp),%rax
  mov    $0x1,%r8d
  mov    %rax,(%rbx)
L17:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L114
  add    $0x78,%rsp
  mov    %r8d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L7:
  movabs $0xfffffdfefffffbfe,%rdx
  mov    $0x2,%r8d
  bt     %rax,%rdx
  jae    L17
  jmp    L36
L144:
  mov    $0xffffffff,%r8d
  jmp    L17
L113:
  mov    $0xfffffffe,%r8d
  jmp    L17
L114:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sysfs_fd_get_two(int fd, unsigned long long *v1, unsigned long long *v2) {
  char buf[80];
  int n;
  char *ep, *ep2;
  lseek(fd, 0, 0);
  n = read(fd, buf, sizeof(buf));
  if (n <= 0)
    return -2;
  buf[n] = 0;
  *v1 = strtoull(buf, &ep, 0);
  if (ep == buf || (*ep != 0 && *ep != '\n' && *ep != ' '))
    return -1;
  while (*ep == ' ' || *ep == '/' || *ep == '(')
    ep++;
  *v2 = strtoull(ep, &ep2, 0);
  if (ep2 == ep || (*ep2 != 0 && *ep2 != '\n' && *ep2 != ' ' && *ep2 != ')')) {
    *v2 = *v1;
    return 1;
  }
  return 2;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<sysfs_fd_get_two>:
  endbr64
  push   %r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %rsi,%rbp
  xor    %esi,%esi
  push   %rbx
  mov    %rdx,%rbx
  xor    %edx,%edx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r13
  call   <lseek@plt>
  mov    $0x50,%edx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <read@plt>
  test   %eax,%eax
  jle    L114
  cltq
  mov    %r13,%rdi
  mov    %rsp,%rsi
  xor    %edx,%edx
  movb   $0x0,0x10(%rsp,%rax,1)
  call   <strtoull@plt>
  mov    (%rsp),%rdi
  mov    %rax,0x0(%rbp)
  cmp    %r13,%rdi
  je     L130
  movzbl (%rdi),%eax
  test   $0xdf,%al
  je     L22
  cmp    $0xa,%al
  jne    L130
L22:
  mov    %eax,%edx
  and    $0xfffffff7,%edx
  cmp    $0x20,%dl
  je     L144
  cmp    $0x2f,%al
  jne    L33
L144:
  lea    0x1(%rdi),%rax
  nopl   0x0(%rax,%rax,1)
L115:
  mov    %rax,(%rsp)
  movzbl (%rax),%edx
  mov    %rax,%rdi
  add    $0x1,%rax
  mov    %edx,%ecx
  and    $0xfffffff7,%ecx
  cmp    $0x20,%cl
  je     L115
  cmp    $0x2f,%dl
  je     L115
L33:
  lea    0x8(%rsp),%rsi
  xor    %edx,%edx
  call   <strtoull@plt>
  mov    %rax,(%rbx)
  mov    0x8(%rsp),%rax
  cmp    (%rsp),%rax
  je     L80
  movzbl (%rax),%eax
  cmp    $0x29,%al
  jbe    L56
L80:
  mov    0x0(%rbp),%rax
  mov    $0x1,%r8d
  mov    %rax,(%rbx)
L32:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L138
  add    $0x78,%rsp
  mov    %r8d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L56:
  movabs $0xfffffdfefffffbfe,%rdx
  mov    $0x2,%r8d
  bt     %rax,%rdx
  jae    L32
  jmp    L80
L130:
  mov    $0xffffffff,%r8d
  jmp    L32
L114:
  mov    $0xfffffffe,%r8d
  jmp    L32
L138:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sysfs_fd_get_two(int fd, unsigned long long *v1, unsigned long long *v2) {
  char buf[80];
  int n;
  char *ep, *ep2;
  lseek(fd, 0, 0);
  n = read(fd, buf, sizeof(buf));
  if (n <= 0)
    return -2;
  buf[n] = 0;
  *v1 = strtoull(buf, &ep, 0);
  if (ep == buf || (*ep != 0 && *ep != '\n' && *ep != ' '))
    return -1;
  while (*ep == ' ' || *ep == '/' || *ep == '(')
    ep++;
  *v2 = strtoull(ep, &ep2, 0);
  if (ep2 == ep || (*ep2 != 0 && *ep2 != '\n' && *ep2 != ' ' && *ep2 != ')')) {
    *v2 = *v1;
    return 1;
  }
  return 2;
}
```