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

```asm
<main>:
  endbr64
  push   %r12
  lea    D21(%rip),%rdi
  lea    D10(%rip),%r12
  push   %rbp
  lea    D23(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D13(%rip),%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jle    L27
L26:
  mov    %rbp,%rdi
  call   <printf@plt>
  lea    0x1(%rbx),%eax
  cmp    %eax,0x4(%rsp)
  jle    L27
  mov    %r12,%rdi
  add    $0x2,%ebx
  call   <printf@plt>
  cmp    0x4(%rsp),%ebx
  jl     L26
L27:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D21
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D10
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D23
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D13
type_infered: string

tool: D21: podaj liczbe: 

tool: D10:  * * * * * * *


tool: D23: * * * * * * *


tool: D13: %d

assistant: ```c
int main() {
  int i, l, j;
  printf("podaj liczbe: ");
  scanf("%d", &j);
  l = 0;
  for (i = 0; i < j; i++) {
    if (l == 0) {
      printf("* * * * * * *\n");
      l = 1;
    } else if (l == 1) {
      printf(" * * * * * * *\n");
      l = 0;
    }
  }
  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
<main>:
  endbr64
  push   %r12
  lea    D14(%rip),%rdi
  lea    D39(%rip),%r12
  push   %rbp
  lea    D8(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D21(%rip),%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jle    L33
L8:
  mov    %rbp,%rdi
  call   <printf@plt>
  lea    0x1(%rbx),%eax
  cmp    %eax,0x4(%rsp)
  jle    L33
  mov    %r12,%rdi
  add    $0x2,%ebx
  call   <printf@plt>
  cmp    0x4(%rsp),%ebx
  jl     L8
L33:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L28
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L28:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D14
datatype: string
name: unpack_data
arguments: data_tag: D39
datatype: string
name: unpack_data
arguments: data_tag: D8
datatype: string
name: unpack_data
arguments: data_tag: D21
datatype: string

tool: D14: podaj liczbe: 

tool: D39:  * * * * * * *


tool: D8: * * * * * * *


tool: D21: %d

assistant: ```c
int main() {
  int i, l, j;
  printf("podaj liczbe: ");
  scanf("%d", &j);
  l = 0;
  for (i = 0; i < j; i++) {
    if (l == 0) {
      printf("* * * * * * *\n");
      l = 1;
    } else if (l == 1) {
      printf(" * * * * * * *\n");
      l = 0;
    }
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

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

assistant: ```c
int sort_utils_string_icmp(const void *const a, const void *const b) {
  const char **x = (const char **)a;
  const char **y = (const char **)b;
  return strcmp(*y, *x);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<sort_utils_string_icmp>:
  endbr64
  sub    $0x8,%rsp
  mov    %rsi,%rax
  mov    (%rdi),%rsi
  mov    (%rax),%rdi
  call   <strcmp@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int sort_utils_string_icmp(const void *const a, const void *const b) {
  const char **x = (const char **)a;
  const char **y = (const char **)b;
  return strcmp(*y, *x);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<sort_utils_string_icmp>:
  endbr64
  mov    %rsi,%r8
  mov    (%rdi),%rsi
  mov    (%r8),%rdi
  jmp    1050 <strcmp@plt>
```

assistant: ```c
int sort_utils_string_icmp(const void *const a, const void *const b) {
  const char **x = (const char **)a;
  const char **y = (const char **)b;
  return strcmp(*y, *x);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<sort_utils_string_icmp>:
  endbr64
  mov    %rsi,%r8
  mov    (%rdi),%rsi
  mov    (%r8),%rdi
  jmp    1050 <strcmp@plt>
```

assistant: ```c
int sort_utils_string_icmp(const void *const a, const void *const b) {
  const char **x = (const char **)a;
  const char **y = (const char **)b;
  return strcmp(*y, *x);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<getFileSize>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %rax,%rax
  jne    L17
  mov    -0xc(%rbp),%eax
  jmp    L6
L17:
  mov    $0xffffffff,%eax
L6:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
int getFileSize(char *filename) {
  struct stat statBuf;
  if (stat(filename, &statBuf) == 0) {
    return statBuf.st_size;
  }
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<getFileSize>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <stat@plt>
  test   %rax,%rax
  mov    $0xffffffff,%eax
  cmove  0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x18,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int getFileSize(char *filename) {
  struct stat statBuf;
  if (stat(filename, &statBuf) == 0) {
    return statBuf.st_size;
  }
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<getFileSize>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <stat@plt>
  test   %rax,%rax
  mov    $0xffffffff,%eax
  cmove  0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x18,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int getFileSize(char *filename) {
  struct stat statBuf;
  if (stat(filename, &statBuf) == 0) {
    return statBuf.st_size;
  }
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<getFileSize>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <stat@plt>
  test   %rax,%rax
  mov    $0xffffffff,%eax
  cmove  0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int getFileSize(char *filename) {
  struct stat statBuf;
  if (stat(filename, &statBuf) == 0) {
    return statBuf.st_size;
  }
  return -1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<gfx_i2c_write>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %ecx,%eax
  mov    %r8,-0x28(%rbp)
  mov    %edi,%ecx
  mov    %cl,-0x14(%rbp)
  mov    %esi,%ecx
  mov    %cl,-0x18(%rbp)
  mov    %dl,-0x1c(%rbp)
  mov    %al,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L72
L107:
  mov    $0x0,%eax
  call   <SendI2CStart@plt>
  movzbl -0x18(%rbp),%eax
  add    %eax,%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  jne    L100
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L72
L100:
  movzbl -0x1c(%rbp),%eax
  mov    %eax,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  jne    L49
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L72
L49:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  jne    L78
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L72
L78:
  cmpb   $0x2,-0x20(%rbp)
  jne    L69
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  jne    L69
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L72
L69:
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
  mov    $0x0,%eax
  jmp    L65
L72:
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4(%rbp)
  cmp    $0x4,%eax
  jle    L107
  mov    $0x0,%eax
L65:
  leave
  ret
```

assistant: ```c
int gfx_i2c_write(unsigned char busnum, unsigned char address, unsigned char reg, unsigned char bytes, unsigned char *value) {
  int restart_count = 0;
  while (restart_count++ < 5) {
    SendI2CStart();
    SendI2CData((char)((address << 1) | 0x00));
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData((unsigned char)reg);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData(*value);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    if (bytes == 2) {
      SendI2CData(*(value + 1));
      if (!ReceiveI2CAck()) {
        SendI2CStop();
        gfx_delay_milliseconds(10);
        continue;
      }
    }
    SendI2CStop();
    return 0;
  }
  return (0);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<gfx_i2c_write>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %r8,%r12
  mov    %ecx,%r14d
  lea    (%rsi,%rsi,1),%ebx
  and    $0xfe,%ebx
  mov    $0x5,%ebp
  movzbl %dl,%r13d
  jmp    L45
L16:
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
L24:
  sub    $0x1,%ebp
  je     L22
L45:
  mov    $0x0,%eax
  call   <SendI2CStart@plt>
  mov    %ebx,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L16
  mov    %r13d,%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L88
  movzbl (%r12),%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L53
  cmp    $0x2,%r14b
  jne    L58
  movzbl 0x1(%r12),%edi
  call   <SendI2CData@plt>
  mov    $0x0,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L71
L58:
  mov    $0x0,%eax
  call   <SendI2CStop@plt>
L22:
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L88:
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L24
L53:
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L24
L71:
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  jmp    L24
```

assistant: ```c
int gfx_i2c_write(unsigned char busnum, unsigned char address, unsigned char reg, unsigned char bytes, unsigned char *value) {
  int restart_count = 0;
  while (restart_count++ < 5) {
    SendI2CStart();
    SendI2CData((char)((address << 1) | 0x00));
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData((unsigned char)reg);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData(*value);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    if (bytes == 2) {
      SendI2CData(*(value + 1));
      if (!ReceiveI2CAck()) {
        SendI2CStop();
        gfx_delay_milliseconds(10);
        continue;
      }
    }
    SendI2CStop();
    return 0;
  }
  return (0);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gfx_i2c_write>:
  endbr64
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  movzbl %dl,%r13d
  push   %r12
  mov    %r8,%r12
  push   %rbp
  mov    $0x5,%ebp
  push   %rbx
  lea    (%rsi,%rsi,1),%ebx
  and    $0xfe,%ebx
L23:
  xor    %eax,%eax
  call   <SendI2CStart@plt>
  mov    %ebx,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L29
  mov    %r13d,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L29
  movzbl (%r12),%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L29
  cmp    $0x2,%r14b
  jne    L24
  movzbl 0x1(%r12),%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L29
L24:
  xor    %eax,%eax
  call   <SendI2CStop@plt>
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L29:
  xor    %eax,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  sub    $0x1,%ebp
  jne    L23
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
int gfx_i2c_write(unsigned char busnum, unsigned char address, unsigned char reg, unsigned char bytes, unsigned char *value) {
  int restart_count = 0;
  while (restart_count++ < 5) {
    SendI2CStart();
    SendI2CData((char)((address << 1) | 0x00));
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData((unsigned char)reg);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData(*value);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    if (bytes == 2) {
      SendI2CData(*(value + 1));
      if (!ReceiveI2CAck()) {
        SendI2CStop();
        gfx_delay_milliseconds(10);
        continue;
      }
    }
    SendI2CStop();
    return 0;
  }
  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
<gfx_i2c_write>:
  endbr64
  push   %r13
  movzbl %dl,%r13d
  push   %r12
  mov    %r8,%r12
  push   %rbp
  mov    $0x5,%ebp
  push   %rbx
  lea    (%rsi,%rsi,1),%ebx
  and    $0xfe,%ebx
  sub    $0x8,%rsp
  cmp    $0x2,%cl
  jne    L100
L25:
  xor    %eax,%eax
  call   <SendI2CStart@plt>
  mov    %ebx,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L94
  mov    %r13d,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L94
  movzbl (%r12),%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L94
  movzbl 0x1(%r12),%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L94
L74:
  xor    %eax,%eax
  call   <SendI2CStop@plt>
L78:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L94:
  xor    %eax,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  sub    $0x1,%ebp
  jne    L25
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L100:
  mov    $0x5,%r13d
  movzbl %dl,%ebp
L50:
  xor    %eax,%eax
  call   <SendI2CStart@plt>
  mov    %ebx,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L17
  mov    %ebp,%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  je     L17
  movzbl (%r12),%edi
  call   <SendI2CData@plt>
  xor    %eax,%eax
  call   <ReceiveI2CAck@plt>
  test   %eax,%eax
  jne    L74
  nopl   (%rax)
L17:
  xor    %eax,%eax
  call   <SendI2CStop@plt>
  mov    $0xa,%edi
  call   <gfx_delay_milliseconds@plt>
  sub    $0x1,%r13d
  jne    L50
  jmp    L78
```

assistant: ```c
int gfx_i2c_write(unsigned char busnum, unsigned char address, unsigned char reg, unsigned char bytes, unsigned char *value) {
  int restart_count = 0;
  while (restart_count++ < 5) {
    SendI2CStart();
    SendI2CData((char)((address << 1) | 0x00));
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData((unsigned char)reg);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    SendI2CData(*value);
    if (!ReceiveI2CAck()) {
      SendI2CStop();
      gfx_delay_milliseconds(10);
      continue;
    }
    if (bytes == 2) {
      SendI2CData(*(value + 1));
      if (!ReceiveI2CAck()) {
        SendI2CStop();
        gfx_delay_milliseconds(10);
        continue;
      }
    }
    SendI2CStop();
    return 0;
  }
  return (0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<flip_bit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,%eax
  mov    %al,-0xc(%rbp)
  mov    D1(%rip),%rax
  movzbl (%rax),%eax
  cmp    %al,-0xc(%rbp)
  setl   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  movsbl -0xc(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  xor    %edx,%eax
  not    %eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  not    %eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,(%rax)
  nop
  leave
  ret
```

assistant: ```c
void flip_bit(volatile uint8_t *byte, char bit_num) {
  assert(bit_num < CHAR_BIT);
  *byte ^= ~(1 << bit_num);
  *byte = ~(*byte);
}
```
user: Translate the below assembly code into C programming language:

```asm
<flip_bit>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %esi,%ebp
  mov    D6(%rip),%rax
  cmp    %sil,(%rax)
  setg   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    (%rbx),%eax
  btc    %ebp,%eax
  not    %eax
  mov    %eax,(%rbx)
  mov    (%rbx),%eax
  not    %eax
  mov    %eax,(%rbx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void flip_bit(volatile uint8_t *byte, char bit_num) {
  assert(bit_num < CHAR_BIT);
  *byte ^= ~(1 << bit_num);
  *byte = ~(*byte);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<flip_bit>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  xor    %edi,%edi
  sub    $0x8,%rsp
  mov    D8(%rip),%rax
  cmp    %sil,(%rax)
  setg   %dil
  call   <assert@plt>
  mov    (%rbx),%eax
  btc    %ebp,%eax
  not    %eax
  mov    %eax,(%rbx)
  mov    (%rbx),%eax
  not    %eax
  mov    %eax,(%rbx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void flip_bit(volatile uint8_t *byte, char bit_num) {
  assert(bit_num < CHAR_BIT);
  *byte ^= ~(1 << bit_num);
  *byte = ~(*byte);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<flip_bit>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  xor    %edi,%edi
  sub    $0x8,%rsp
  mov    D0(%rip),%rax
  cmp    %sil,(%rax)
  setg   %dil
  call   <assert@plt>
  mov    (%rbx),%eax
  btc    %ebp,%eax
  not    %eax
  mov    %eax,(%rbx)
  mov    (%rbx),%eax
  not    %eax
  mov    %eax,(%rbx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void flip_bit(volatile uint8_t *byte, char bit_num) {
  assert(bit_num < CHAR_BIT);
  *byte ^= ~(1 << bit_num);
  *byte = ~(*byte);
}
```
user: What is the c source code of the assembly code below?

```asm
<trim>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L4
  mov    $0x0,%eax
  jmp    L9
L4:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strdup@plt>
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L62
L28:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L58
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  jmp    L40
L58:
  addl   $0x1,-0xc(%rbp)
L62:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %eax,-0xc(%rbp)
  jl     L28
L40:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strdup@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  sub    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  jmp    L14
L86:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L17
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  jmp    L37
L17:
  subl   $0x1,-0xc(%rbp)
L14:
  cmpl   $0x0,-0xc(%rbp)
  jns    L86
L37:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
L9:
  leave
  ret
```

assistant: ```c
char *trim(char *string) {
  if (string == NULL) {
    return NULL;
  }
  char *string_2;
  int i;
  string_2 = strdup(string);
  for (i = 0; i < strlen(string_2); i++) {
    if (!(isspace(string_2[i]))) {
      strcpy(string, &string_2[i]);
      break;
    }
  }
  free(string_2);
  string_2 = strdup(string);
  for (i = strlen(string_2) - 1; i >= 0; i--) {
    if (!(isspace(string_2[i]))) {
      strncpy(string, string_2, i);
      break;
    }
  }
  free(string_2);
  string[i + 1] = '\0';
  return string;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<trim>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  test   %rdi,%rdi
  je     L59
  call   <strdup@plt>
  mov    %rax,%rbp
  mov    $0x0,%ebx
L18:
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jle    L55
  lea    0x0(%rbp,%rbx,1),%r13
  movsbl 0x0(%rbp,%rbx,1),%edi
  call   <isspace@plt>
  add    $0x1,%rbx
  test   %eax,%eax
  jne    L18
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
L55:
  mov    %rbp,%rdi
  call   <free@plt>
  mov    %r12,%rdi
  call   <strdup@plt>
  mov    %rax,%r13
  mov    %rax,%rdi
  call   <strlen@plt>
  sub    $0x1,%eax
  mov    %eax,%ebx
  js     L28
  movslq %eax,%rbp
  add    %r13,%rbp
L67:
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  test   %eax,%eax
  je     L65
  sub    $0x1,%ebx
  sub    $0x1,%rbp
  cmp    $0xffffffff,%ebx
  jne    L67
  jmp    L28
L65:
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strncpy@plt>
L28:
  mov    %r13,%rdi
  call   <free@plt>
  movslq %ebx,%rbx
  movb   $0x0,0x1(%r12,%rbx,1)
L59:
  mov    %r12,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *trim(char *string) {
  if (string == NULL) {
    return NULL;
  }
  char *string_2;
  int i;
  string_2 = strdup(string);
  for (i = 0; i < strlen(string_2); i++) {
    if (!(isspace(string_2[i]))) {
      strcpy(string, &string_2[i]);
      break;
    }
  }
  free(string_2);
  string_2 = strdup(string);
  for (i = strlen(string_2) - 1; i >= 0; i--) {
    if (!(isspace(string_2[i]))) {
      strncpy(string, string_2, i);
      break;
    }
  }
  free(string_2);
  string[i + 1] = '\0';
  return string;
}
```