ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码：

```asm
<pthread_wrapper_create_mutex>:
  endbr64
  mov    $0x0,%eax
  test   %rdi,%rdi
  je     L0
  sub    $0x8,%rsp
  mov    $0x0,%esi
  call   <pthread_mutex_init@plt>
  mov    %eax,%edi
  mov    $0x1,%eax
  test   %edi,%edi
  jne    L6
L25:
  add    $0x8,%rsp
  ret
L6:
  call   <strerror@plt>
  mov    %rax,%rsi
  lea    D9(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  jmp    L25
L0:
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D9
datatype: string

tool: D9: Error: Mutex init failed:%s

assistant: ```c
bool pthread_wrapper_create_mutex(pthread_mutex_t *m) {
  int err;
  if (!m)
    return false;
  err = pthread_mutex_init(m, NULL);
  if (err) {
    printf("Error: Mutex init failed:%s", strerror(err));
    return false;
  }
  return true;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<pthread_wrapper_create_mutex>:
  endbr64
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L18
  sub    $0x8,%rsp
  xor    %esi,%esi
  call   <pthread_mutex_init@plt>
  mov    %eax,%edi
  mov    $0x1,%eax
  test   %edi,%edi
  jne    L3
  add    $0x8,%rsp
  ret
  cs nopw 0x0(%rax,%rax,1)
L18:
  ret
  nopl   0x0(%rax)
L3:
  call   <strerror@plt>
  lea    D0(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D0
datatype: string

tool: D0: Error: Mutex init failed:%s

assistant: ```c
bool pthread_wrapper_create_mutex(pthread_mutex_t *m) {
  int err;
  if (!m)
    return false;
  err = pthread_mutex_init(m, NULL);
  if (err) {
    printf("Error: Mutex init failed:%s", strerror(err));
    return false;
  }
  return true;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<pthread_wrapper_create_mutex>:
  endbr64
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L6
  sub    $0x8,%rsp
  xor    %esi,%esi
  call   <pthread_mutex_init@plt>
  mov    %eax,%edi
  mov    $0x1,%eax
  test   %edi,%edi
  jne    L15
  add    $0x8,%rsp
  ret
  cs nopw 0x0(%rax,%rax,1)
L6:
  ret
  nopl   0x0(%rax)
L15:
  call   <strerror@plt>
  lea    D9(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D9
type_guessed: string

tool: D9: Error: Mutex init failed:%s

assistant: ```c
bool pthread_wrapper_create_mutex(pthread_mutex_t *m) {
  int err;
  if (!m)
    return false;
  err = pthread_mutex_init(m, NULL);
  if (err) {
    printf("Error: Mutex init failed:%s", strerror(err));
    return false;
  }
  return true;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<to_1750flt>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movsd  %xmm0,-0x18(%rbp)
  mov    %rdi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rdi
  movq   %rax,%xmm0
  call   <frexp@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x10(%rbp),%eax
  cmp    $0xffffff80,%eax
  jge    L39
  mov    $0xffffffff,%eax
  jmp    L68
L39:
  mov    -0x10(%rbp),%eax
  cmp    $0x7f,%eax
  jle    L6
  mov    $0x1,%eax
  jmp    L68
L6:
  pxor   %xmm0,%xmm0
  comisd -0x18(%rbp),%xmm0
  jbe    L20
  movsd  -0x18(%rbp),%xmm0
  comisd D2(%rip),%xmm0
  jb     L20
  movsd  -0x18(%rbp),%xmm0
  addsd  %xmm0,%xmm0
  movsd  %xmm0,-0x18(%rbp)
  mov    -0x10(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x10(%rbp)
L20:
  movsd  -0x18(%rbp),%xmm1
  movsd  D8(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  cvttsd2si %xmm0,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  sar    $0x10,%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dx,(%rax)
  mov    -0xc(%rbp),%eax
  mov    $0x0,%al
  mov    %eax,%ecx
  mov    -0x10(%rbp),%eax
  movzbl %al,%edx
  mov    -0x20(%rbp),%rax
  add    $0x2,%rax
  or     %ecx,%edx
  mov    %dx,(%rax)
  mov    $0x0,%eax
L68:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L54
  call   <__stack_chk_fail@plt>
L54:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D2
datatype: f32[4]
name: retrieve_data
arguments: tag: D8
datatype: f64

tool: {"D2": [0.0,-1.75,0.0,28.0]}

tool: D8: 2147483648

assistant: ```c
int to_1750flt(double input, short output[2]) {
  int exp;
  int mant;
  input = frexp(input, &exp);
  if (exp < -128)
    return -1;
  else if (exp > 127)
    return 1;
  if (input < 0.0 && input >= -0.5) {
    input *= 2.0;
    exp--;
  }
  mant = (int)(input * 2147483648.0);
  output[0] = (short)(mant >> 16);
  output[1] = (short)(mant & 0xFF00) | (exp & 0xFF);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<to_1750flt>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <frexp@plt>
  mov    0x4(%rsp),%edx
  mov    $0xffffffff,%eax
  cmp    $0xffffff80,%edx
  jl     L47
  mov    $0x1,%eax
  cmp    $0x7f,%edx
  jg     L47
  pxor   %xmm1,%xmm1
  comisd %xmm0,%xmm1
  ja     L26
L43:
  mulsd  D1(%rip),%xmm0
  cvttsd2si %xmm0,%eax
  mov    %eax,%edx
  sar    $0x10,%edx
  mov    %dx,(%rbx)
  movzbl 0x4(%rsp),%edx
  mov    $0x0,%al
  or     %edx,%eax
  mov    %ax,0x2(%rbx)
  mov    $0x0,%eax
L47:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L33
  add    $0x10,%rsp
  pop    %rbx
  ret
L26:
  comisd D11(%rip),%xmm0
  jb     L43
  addsd  %xmm0,%xmm0
  sub    $0x1,%edx
  mov    %edx,0x4(%rsp)
  jmp    L43
L33:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D1
type: f64
name: parse_data
arguments: tag: D11
type: f32[4]

tool: D1: 2147483648

tool: {"D11": [0.0,-1.75,0.0,28.0]}

assistant: ```c
int to_1750flt(double input, short output[2]) {
  int exp;
  int mant;
  input = frexp(input, &exp);
  if (exp < -128)
    return -1;
  else if (exp > 127)
    return 1;
  if (input < 0.0 && input >= -0.5) {
    input *= 2.0;
    exp--;
  }
  mant = (int)(input * 2147483648.0);
  output[0] = (short)(mant >> 16);
  output[1] = (short)(mant & 0xFF00) | (exp & 0xFF);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<to_1750flt>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <frexp@plt>
  mov    0x4(%rsp),%eax
  mov    $0xffffffff,%r8d
  cmp    $0xffffff80,%eax
  jl     L59
  mov    $0x1,%r8d
  cmp    $0x7f,%eax
  jg     L59
  pxor   %xmm1,%xmm1
  comisd %xmm0,%xmm1
  ja     L43
L26:
  mulsd  D15(%rip),%xmm0
  movzbl %al,%eax
  xor    %r8d,%r8d
  cvttsd2si %xmm0,%edx
  mov    %edx,%ecx
  xor    %dl,%dl
  sar    $0x10,%ecx
  or     %eax,%edx
  mov    %cx,(%rbx)
  mov    %dx,0x2(%rbx)
L59:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L17
  add    $0x10,%rsp
  mov    %r8d,%eax
  pop    %rbx
  ret
  nopl   (%rax)
L43:
  comisd D1(%rip),%xmm0
  jb     L26
  addsd  %xmm0,%xmm0
  sub    $0x1,%eax
  jmp    L26
L17:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D15
data_type: f64
name: unpack_data
arguments: data_label: D1
data_type: f32[4]

tool: D15: 2147483648

tool: {"D1": [0.0,-1.75,0.0,28.0]}

assistant: ```c
int to_1750flt(double input, short output[2]) {
  int exp;
  int mant;
  input = frexp(input, &exp);
  if (exp < -128)
    return -1;
  else if (exp > 127)
    return 1;
  if (input < 0.0 && input >= -0.5) {
    input *= 2.0;
    exp--;
  }
  mant = (int)(input * 2147483648.0);
  output[0] = (short)(mant >> 16);
  output[1] = (short)(mant & 0xFF00) | (exp & 0xFF);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<to_1750flt>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdi
  call   <frexp@plt>
  mov    0x4(%rsp),%eax
  mov    $0xffffffff,%r8d
  cmp    $0xffffff80,%eax
  jl     L25
  mov    $0x1,%r8d
  cmp    $0x7f,%eax
  jg     L25
  pxor   %xmm1,%xmm1
  comisd %xmm0,%xmm1
  ja     L49
L16:
  mulsd  D14(%rip),%xmm0
  movzbl %al,%eax
  xor    %r8d,%r8d
  cvttsd2si %xmm0,%edx
  mov    %edx,%ecx
  xor    %dl,%dl
  sar    $0x10,%ecx
  or     %eax,%edx
  mov    %cx,(%rbx)
  mov    %dx,0x2(%rbx)
L25:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L55
  add    $0x10,%rsp
  mov    %r8d,%eax
  pop    %rbx
  ret
  nopl   (%rax)
L49:
  comisd D17(%rip),%xmm0
  jb     L16
  addsd  %xmm0,%xmm0
  sub    $0x1,%eax
  jmp    L16
L55:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D14
data_type: f64
name: unpack_data
arguments: data_tag: D17
data_type: f32[4]

tool: D14: 2147483648

tool: {"D17": [0.0,-1.75,0.0,28.0]}

assistant: ```c
int to_1750flt(double input, short output[2]) {
  int exp;
  int mant;
  input = frexp(input, &exp);
  if (exp < -128)
    return -1;
  else if (exp > 127)
    return 1;
  if (input < 0.0 && input >= -0.5) {
    input *= 2.0;
    exp--;
  }
  mant = (int)(input * 2147483648.0);
  output[0] = (short)(mant >> 16);
  output[1] = (short)(mant & 0xFF00) | (exp & 0xFF);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<_buf_findstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L88
L32:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    (%rax),%rcx
  mov    -0x8(%rbp),%eax
  cltq
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jne    L62
  mov    -0x8(%rbp),%eax
  mov    %eax,-0x4(%rbp)
  jmp    L37
L51:
  addl   $0x1,-0x4(%rbp)
L37:
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L14
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    (%rax),%rcx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L51
L14:
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L62
  mov    -0x20(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rax,%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  mov    -0x4(%rbp),%edx
  movslq %edx,%rcx
  sub    %rcx,%rax
  mov    %rax,%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,(%rax)
  mov    $0x1,%eax
  jmp    L9
L62:
  addl   $0x1,-0x8(%rbp)
L88:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  jb     L32
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  jne    L19
  mov    -0x20(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  add    %rax,%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%rax
  movq   $0x0,(%rax)
L19:
  mov    $0x0,%eax
L9:
  pop    %rbp
  ret
```

assistant: ```c
int _buf_findstr(const char *str, char **buf, size_t *buf_len) {
  int i = 0;
  int j = 0;
  for (i = 0; i < *buf_len; i++) {
    if (str[0] == (*buf)[i]) {
      j = i;
      while (str[j - i] && (str[j - i] == (*buf)[j]))
        j++;
      if (str[j - i] == '\0') {
        *buf += j;
        *buf_len -= j;
        return 1;
      }
    }
  }
  if (i == *buf_len) {
    *buf += *buf_len;
    *buf_len = 0;
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<_buf_findstr>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rsi,%rbp
  mov    (%rdx),%r11
  test   %r11,%r11
  je     L77
  mov    %rdi,%rbx
  movzbl (%rdi),%r10d
  mov    (%rsi),%r8
  mov    $0x0,%ecx
  jmp    L79
L21:
  test   %sil,%sil
  je     L60
L17:
  add    $0x1,%rcx
  cmp    %rcx,%r11
  je     L77
L79:
  mov    %ecx,%eax
  mov    %ecx,%edi
  cmp    (%r8,%rcx,1),%r10b
  jne    L17
  test   %r10b,%r10b
  je     L60
  add    $0x1,%eax
  cltq
  mov    %r10d,%esi
  mov    %rbx,%r9
  sub    %rcx,%r9
L70:
  lea    -0x1(%rax),%edi
  cmp    %sil,-0x1(%r8,%rax,1)
  jne    L21
  mov    %eax,%edi
  add    $0x1,%rax
  movzbl -0x1(%r9,%rax,1),%esi
  test   %sil,%sil
  jne    L70
L60:
  movslq %edi,%rdi
  add    %rdi,%r8
  mov    %r8,0x0(%rbp)
  sub    %rdi,(%rdx)
  mov    $0x1,%eax
  jmp    L65
L77:
  add    %r11,0x0(%rbp)
  movq   $0x0,(%rdx)
  mov    $0x0,%eax
L65:
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int _buf_findstr(const char *str, char **buf, size_t *buf_len) {
  int i = 0;
  int j = 0;
  for (i = 0; i < *buf_len; i++) {
    if (str[0] == (*buf)[i]) {
      j = i;
      while (str[j - i] && (str[j - i] == (*buf)[j]))
        j++;
      if (str[j - i] == '\0') {
        *buf += j;
        *buf_len -= j;
        return 1;
      }
    }
  }
  if (i == *buf_len) {
    *buf += *buf_len;
    *buf_len = 0;
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<_buf_findstr>:
  endbr64
  push   %rbp
  mov    %rdx,%r11
  push   %rbx
  mov    (%rdx),%r10
  mov    %rsi,%rbx
  mov    (%rsi),%rsi
  test   %r10,%r10
  je     L24
  movzbl (%rdi),%r9d
  mov    %rdi,%rbp
  xor    %edx,%edx
  jmp    L21
  nopw   0x0(%rax,%rax,1)
L68:
  add    $0x1,%rdx
  cmp    %r10,%rdx
  je     L0
L21:
  mov    %edx,%eax
  movslq %edx,%rdi
  cmp    (%rsi,%rdx,1),%r9b
  jne    L68
  test   %r9b,%r9b
  je     L65
  add    $0x1,%eax
  mov    %rbp,%r8
  mov    %r9d,%ecx
  cltq
  sub    %rdx,%r8
  nop
L1:
  cmp    %cl,-0x1(%rsi,%rax,1)
  jne    L68
  movslq %eax,%rdi
  add    $0x1,%rax
  movzbl -0x1(%r8,%rax,1),%ecx
  test   %cl,%cl
  jne    L1
L65:
  add    %rdi,%rsi
  sub    %rdi,%r10
  mov    $0x1,%eax
  mov    %rsi,(%rbx)
  pop    %rbx
  mov    %r10,(%r11)
  pop    %rbp
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  add    %rdx,%rsi
L24:
  mov    %rsi,(%rbx)
  xor    %eax,%eax
  pop    %rbx
  movq   $0x0,(%r11)
  pop    %rbp
  ret
```

assistant: ```c
int _buf_findstr(const char *str, char **buf, size_t *buf_len) {
  int i = 0;
  int j = 0;
  for (i = 0; i < *buf_len; i++) {
    if (str[0] == (*buf)[i]) {
      j = i;
      while (str[j - i] && (str[j - i] == (*buf)[j]))
        j++;
      if (str[j - i] == '\0') {
        *buf += j;
        *buf_len -= j;
        return 1;
      }
    }
  }
  if (i == *buf_len) {
    *buf += *buf_len;
    *buf_len = 0;
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<_buf_findstr>:
  endbr64
  push   %rbp
  mov    %rdx,%r11
  push   %rbx
  mov    (%rdx),%r10
  mov    %rsi,%rbx
  mov    (%rsi),%rsi
  test   %r10,%r10
  je     L56
  movzbl (%rdi),%r9d
  mov    %rdi,%rbp
  xor    %edx,%edx
  jmp    L53
  nopw   0x0(%rax,%rax,1)
L57:
  add    $0x1,%rdx
  cmp    %r10,%rdx
  je     L27
L53:
  mov    %edx,%eax
  movslq %edx,%rdi
  cmp    (%rsi,%rdx,1),%r9b
  jne    L57
  test   %r9b,%r9b
  je     L60
  add    $0x1,%eax
  mov    %rbp,%r8
  mov    %r9d,%ecx
  cltq
  sub    %rdx,%r8
  nop
L36:
  cmp    %cl,-0x1(%rsi,%rax,1)
  jne    L57
  movslq %eax,%rdi
  add    $0x1,%rax
  movzbl -0x1(%r8,%rax,1),%ecx
  test   %cl,%cl
  jne    L36
L60:
  add    %rdi,%rsi
  sub    %rdi,%r10
  mov    $0x1,%eax
  mov    %rsi,(%rbx)
  pop    %rbx
  mov    %r10,(%r11)
  pop    %rbp
  ret
  nopl   0x0(%rax,%rax,1)
L27:
  add    %rdx,%rsi
L56:
  mov    %rsi,(%rbx)
  xor    %eax,%eax
  pop    %rbx
  movq   $0x0,(%r11)
  pop    %rbp
  ret
```

assistant: ```c
int _buf_findstr(const char *str, char **buf, size_t *buf_len) {
  int i = 0;
  int j = 0;
  for (i = 0; i < *buf_len; i++) {
    if (str[0] == (*buf)[i]) {
      j = i;
      while (str[j - i] && (str[j - i] == (*buf)[j]))
        j++;
      if (str[j - i] == '\0') {
        *buf += j;
        *buf_len -= j;
        return 1;
      }
    }
  }
  if (i == *buf_len) {
    *buf += *buf_len;
    *buf_len = 0;
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<register32_read>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%eax
  mov    %rsi,-0x20(%rbp)
  mov    %al,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0xffffffff,-0x10(%rbp)
  movzbl -0x14(%rbp),%eax
  mov    %al,-0xc(%rbp)
  lea    -0xc(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <i2c_write@plt>
  test   %rax,%rax
  jne    L1
  mov    -0x20(%rbp),%rax
  mov    $0x4,%esi
  mov    %rax,%rdi
  call   <i2c_read@plt>
  test   %rax,%rax
  jne    L1
  movl   $0x0,-0x10(%rbp)
L1:
  mov    -0x10(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L24
  call   <__stack_chk_fail@plt>
L24:
  leave
  ret
```

assistant: ```c
int register32_read(unsigned char reg, unsigned int *data) {
  int rc = -1;
  unsigned char bite[4];
  bite[0] = reg;
  if (i2c_write(bite, 1) == 0) {
    if (i2c_read(data, 4) == 0) {
      rc = 0;
    }
  }
  return rc;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<register32_read>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %rsi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %dil,0x4(%rsp)
  lea    0x4(%rsp),%rdi
  mov    $0x1,%esi
  call   <i2c_write@plt>
  test   %rax,%rax
  jne    L1
  mov    $0x4,%esi
  mov    %rbx,%rdi
  call   <i2c_read@plt>
  neg    %rax
  sbb    %eax,%eax
L13:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x10,%rsp
  pop    %rbx
  ret
L1:
  mov    $0xffffffff,%eax
  jmp    L13
L21:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int register32_read(unsigned char reg, unsigned int *data) {
  int rc = -1;
  unsigned char bite[4];
  bite[0] = reg;
  if (i2c_write(bite, 1) == 0) {
    if (i2c_read(data, 4) == 0) {
      rc = 0;
    }
  }
  return rc;
}
```
user: What is the c source code of the assembly code below?

```asm
<register32_read>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x1,%esi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %dil,0x4(%rsp)
  lea    0x4(%rsp),%rdi
  call   <i2c_write@plt>
  test   %rax,%rax
  jne    L9
  mov    $0x4,%esi
  mov    %rbp,%rdi
  call   <i2c_read@plt>
  neg    %rax
  sbb    %eax,%eax
L23:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L22
  add    $0x10,%rsp
  pop    %rbp
  ret
  nopl   (%rax)
L9:
  mov    $0xffffffff,%eax
  jmp    L23
L22:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int register32_read(unsigned char reg, unsigned int *data) {
  int rc = -1;
  unsigned char bite[4];
  bite[0] = reg;
  if (i2c_write(bite, 1) == 0) {
    if (i2c_read(data, 4) == 0) {
      rc = 0;
    }
  }
  return rc;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<register32_read>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x1,%esi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %dil,0x4(%rsp)
  lea    0x4(%rsp),%rdi
  call   <i2c_write@plt>
  test   %rax,%rax
  jne    L13
  mov    $0x4,%esi
  mov    %rbp,%rdi
  call   <i2c_read@plt>
  neg    %rax
  sbb    %eax,%eax
L14:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L16
  add    $0x10,%rsp
  pop    %rbp
  ret
  nopl   (%rax)
L13:
  mov    $0xffffffff,%eax
  jmp    L14
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int register32_read(unsigned char reg, unsigned int *data) {
  int rc = -1;
  unsigned char bite[4];
  bite[0] = reg;
  if (i2c_write(bite, 1) == 0) {
    if (i2c_read(data, 4) == 0) {
      rc = 0;
    }
  }
  return rc;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<safe_str_len>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
L38:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x20(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <pos_gt_lim@plt>
  test   %rax,%rax
  je     L37
  movl   $0xffffffff,-0x4(%rbp)
  jmp    L15
L37:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L29
  addl   $0x1,-0x4(%rbp)
  addq   $0x1,-0x18(%rbp)
  jmp    L38
L29:
  nop
L15:
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int safe_str_len(const char *start, const char *lim) {
  unsigned cnt = 0;
  while (1) {
    if (pos_gt_lim(start + 1, lim)) {
      cnt = -1;
      break;
    }
    if (0 == *start) {
      break;
    }
    ++cnt;
    ++start;
  }
  return cnt;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<safe_str_len>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    $0x0,%ebp
  jmp    L28
L25:
  add    $0x1,%ebp
L28:
  add    $0x1,%rbx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <pos_gt_lim@plt>
  test   %rax,%rax
  jne    L36
  cmpb   $0x0,-0x1(%rbx)
  jne    L25
  jmp    L14
L36:
  mov    $0xffffffff,%ebp
L14:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int safe_str_len(const char *start, const char *lim) {
  unsigned cnt = 0;
  while (1) {
    if (pos_gt_lim(start + 1, lim)) {
      cnt = -1;
      break;
    }
    if (0 == *start) {
      break;
    }
    ++cnt;
    ++start;
  }
  return cnt;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<safe_str_len>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L7
  nopw   0x0(%rax,%rax,1)
L13:
  cmpb   $0x0,-0x1(%rbx)
  je     L19
  add    $0x1,%ebp
L7:
  add    $0x1,%rbx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <pos_gt_lim@plt>
  test   %rax,%rax
  je     L13
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
  nop
L19:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int safe_str_len(const char *start, const char *lim) {
  unsigned cnt = 0;
  while (1) {
    if (pos_gt_lim(start + 1, lim)) {
      cnt = -1;
      break;
    }
    if (0 == *start) {
      break;
    }
    ++cnt;
    ++start;
  }
  return cnt;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<safe_str_len>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L9
  nopw   0x0(%rax,%rax,1)
L6:
  cmpb   $0x0,-0x1(%rbx)
  je     L19
  add    $0x1,%ebp
L9:
  add    $0x1,%rbx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <pos_gt_lim@plt>
  test   %rax,%rax
  je     L6
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
  nop
L19:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int safe_str_len(const char *start, const char *lim) {
  unsigned cnt = 0;
  while (1) {
    if (pos_gt_lim(start + 1, lim)) {
      cnt = -1;
      break;
    }
    if (0 == *start) {
      break;
    }
    ++cnt;
    ++start;
  }
  return cnt;
}
```