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
<ip_setup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  lea    0x48(%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%rax
  movl   $0x5,(%rax)
  mov    D7(%rip),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,0x40(%rax)
  mov    -0x8(%rbp),%rax
  movl   $0x10,0x4(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <htons@plt>
  mov    -0x8(%rbp),%rdx
  mov    %eax,0x3c(%rdx)
  mov    $0xffff,%edi
  call   <htonl@plt>
  mov    -0x8(%rbp),%rdx
  mov    %eax,0x38(%rdx)
  mov    -0x8(%rbp),%rax
  movq   $0x0,0x30(%rax)
  mov    -0x8(%rbp),%rax
  movl   $0x10,0x8(%rax)
  mov    D8(%rip),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,0x28(%rax)
  mov    -0x8(%rbp),%rax
  movq   $0x0,0x10(%rax)
  mov    -0x8(%rbp),%rax
  movq   $0x0,0x20(%rax)
  mov    -0x8(%rbp),%rax
  movl   $0xffffffff,0x18(%rax)
  mov    -0x8(%rbp),%rax
  mov    $0x48,%esi
  mov    %rax,%rdi
  call   <in_cksum@plt>
  mov    -0x8(%rbp),%rdx
  mov    %rax,0x10(%rdx)
  nop
  leave
  ret
```

assistant: ```c
void ip_setup(struct ip *ip_header, size_t *len) {
  *len += sizeof(struct ip);
  ip_header->ip_hl = 5;
  ip_header->ip_v = IPVERSION;
  ip_header->ip_tos = 0x10;
  ip_header->ip_len = htons(*len);
  ip_header->ip_id = htonl(0xffff);
  ip_header->ip_off = 0;
  ip_header->ip_ttl = 16;
  ip_header->ip_p = IPPROTO_UDP;
  ip_header->ip_sum = 0;
  ip_header->ip_src.s_addr = 0;
  ip_header->ip_dst.s_addr = 0xffffffff;
  ip_header->ip_sum = in_cksum((unsigned short *)ip_header, sizeof(struct ip));
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ip_setup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  addq   $0x48,(%rsi)
  movl   $0x5,(%rdi)
  mov    D8(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x40(%rdi)
  movl   $0x10,0x4(%rdi)
  mov    (%rsi),%rdi
  call   <htons@plt>
  mov    %eax,0x3c(%rbx)
  mov    $0xffff,%edi
  call   <htonl@plt>
  mov    %eax,0x38(%rbx)
  movq   $0x0,0x30(%rbx)
  movl   $0x10,0x8(%rbx)
  mov    D5(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x28(%rbx)
  movq   $0x0,0x10(%rbx)
  movq   $0x0,0x20(%rbx)
  movl   $0xffffffff,0x18(%rbx)
  mov    $0x48,%esi
  mov    %rbx,%rdi
  call   <in_cksum@plt>
  mov    %rax,0x10(%rbx)
  pop    %rbx
  ret
```

assistant: ```c
void ip_setup(struct ip *ip_header, size_t *len) {
  *len += sizeof(struct ip);
  ip_header->ip_hl = 5;
  ip_header->ip_v = IPVERSION;
  ip_header->ip_tos = 0x10;
  ip_header->ip_len = htons(*len);
  ip_header->ip_id = htonl(0xffff);
  ip_header->ip_off = 0;
  ip_header->ip_ttl = 16;
  ip_header->ip_p = IPPROTO_UDP;
  ip_header->ip_sum = 0;
  ip_header->ip_src.s_addr = 0;
  ip_header->ip_dst.s_addr = 0xffffffff;
  ip_header->ip_sum = in_cksum((unsigned short *)ip_header, sizeof(struct ip));
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<ip_setup>:
  endbr64
  push   %rbx
  mov    (%rsi),%rax
  mov    %rdi,%rbx
  lea    0x48(%rax),%rdi
  mov    D10(%rip),%rax
  mov    %rdi,(%rsi)
  mov    (%rax),%eax
  mov    %eax,0x40(%rbx)
  movabs $0x1000000005,%rax
  mov    %rax,(%rbx)
  call   <htons@plt>
  mov    $0xffff,%edi
  mov    %eax,0x3c(%rbx)
  call   <htonl@plt>
  movq   $0x0,0x30(%rbx)
  mov    %rbx,%rdi
  mov    $0x48,%esi
  mov    %eax,0x38(%rbx)
  mov    D16(%rip),%rax
  movl   $0x10,0x8(%rbx)
  mov    (%rax),%eax
  movq   $0x0,0x10(%rbx)
  movq   $0x0,0x20(%rbx)
  mov    %eax,0x28(%rbx)
  movl   $0xffffffff,0x18(%rbx)
  call   <in_cksum@plt>
  mov    %rax,0x10(%rbx)
  pop    %rbx
  ret
```

assistant: ```c
void ip_setup(struct ip *ip_header, size_t *len) {
  *len += sizeof(struct ip);
  ip_header->ip_hl = 5;
  ip_header->ip_v = IPVERSION;
  ip_header->ip_tos = 0x10;
  ip_header->ip_len = htons(*len);
  ip_header->ip_id = htonl(0xffff);
  ip_header->ip_off = 0;
  ip_header->ip_ttl = 16;
  ip_header->ip_p = IPPROTO_UDP;
  ip_header->ip_sum = 0;
  ip_header->ip_src.s_addr = 0;
  ip_header->ip_dst.s_addr = 0xffffffff;
  ip_header->ip_sum = in_cksum((unsigned short *)ip_header, sizeof(struct ip));
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<defaultEventHandler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    %edx,-0xc(%rbp)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void defaultEventHandler(unsigned int a, unsigned int x, unsigned int y) {
  if (0) {
    printf("Event: A=%02x X=%02x Y=%02x\r\n", a, x, y);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<defaultEventHandler>:
  endbr64
  ret
```

assistant: ```c
void defaultEventHandler(unsigned int a, unsigned int x, unsigned int y) {
  if (0) {
    printf("Event: A=%02x X=%02x Y=%02x\r\n", a, x, y);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<defaultEventHandler>:
  endbr64
  ret
```

assistant: ```c
void defaultEventHandler(unsigned int a, unsigned int x, unsigned int y) {
  if (0) {
    printf("Event: A=%02x X=%02x Y=%02x\r\n", a, x, y);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<defaultEventHandler>:
  endbr64
  ret
```

assistant: ```c
void defaultEventHandler(unsigned int a, unsigned int x, unsigned int y) {
  if (0) {
    printf("Event: A=%02x X=%02x Y=%02x\r\n", a, x, y);
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<clean_exit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    D3(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <fflush@plt>
  mov    D6(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <exit@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void clean_exit(void) {
  fflush(stdout);
  exit(EXIT_SUCCESS);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<clean_exit>:
  endbr64
  sub    $0x8,%rsp
  mov    D12(%rip),%rax
  mov    (%rax),%edi
  call   <fflush@plt>
  mov    D15(%rip),%rax
  mov    (%rax),%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void clean_exit(void) {
  fflush(stdout);
  exit(EXIT_SUCCESS);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<clean_exit>:
  endbr64
  sub    $0x8,%rsp
  mov    D5(%rip),%rax
  mov    (%rax),%edi
  call   <fflush@plt>
  mov    D19(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void clean_exit(void) {
  fflush(stdout);
  exit(EXIT_SUCCESS);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<clean_exit>:
  endbr64
  sub    $0x8,%rsp
  mov    D6(%rip),%rax
  mov    (%rax),%edi
  call   <fflush@plt>
  mov    D16(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void clean_exit(void) {
  fflush(stdout);
  exit(EXIT_SUCCESS);
}
```
user: What is the c source code of the assembly code below?

```asm
<printTitle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L8
L12:
  mov    $0x3a,%edi
  call   <putchar@plt>
  addl   $0x1,-0x4(%rbp)
L8:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    $0x40,%eax
  sub    %edx,%eax
  cmp    %eax,-0x4(%rbp)
  jl     L12
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D16
type: string
name: unpack_data
arguments: data_label: D13
type: string

tool: D16:    |                                                                        |
   ==========================================================================
   | :::: %s 

tool: D13:  |
   ==========================================================================
   |                                                                        |

assistant: ```c
void printTitle(char *title) {
  printf("   |                                                                        |\n"
         "   ==========================================================================\n"
         "   | :::: %s ",
         title);
  for (int i = 0; i < 64 - strlen(title); i++)
    printf(":");
  printf(" |\n"
         "   ==========================================================================\n"
         "   |                                                                        |\n");
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<printTitle>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rdi,%rsi
  lea    D9(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%ebx
  mov    $0x40,%r12d
  jmp    L7
L9:
  mov    $0x3a,%edi
  call   <putchar@plt>
  add    $0x1,%ebx
L7:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    %r12d,%eax
  sub    %edx,%eax
  cmp    %ebx,%eax
  jg     L9
  lea    D12(%rip),%rdi
  call   <puts@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: disassemble_data
arguments: label: D9
datatype: string
name: disassemble_data
arguments: label: D12
datatype: string

tool: D9:    |                                                                        |
   ==========================================================================
   | :::: %s 

tool: D12:  |
   ==========================================================================
   |                                                                        |

assistant: ```c
void printTitle(char *title) {
  printf("   |                                                                        |\n"
         "   ==========================================================================\n"
         "   | :::: %s ",
         title);
  for (int i = 0; i < 64 - strlen(title); i++)
    printf(":");
  printf(" |\n"
         "   ==========================================================================\n"
         "   |                                                                        |\n");
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<printTitle>:
  endbr64
  push   %r12
  mov    %rdi,%rsi
  xor    %eax,%eax
  mov    $0x40,%r12d
  push   %rbp
  mov    %rdi,%rbp
  lea    D17(%rip),%rdi
  push   %rbx
  xor    %ebx,%ebx
  call   <printf@plt>
  jmp    L6
  cs nopw 0x0(%rax,%rax,1)
L14:
  mov    $0x3a,%edi
  add    $0x1,%ebx
  call   <putchar@plt>
L6:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%r8d
  mov    %r12d,%eax
  sub    %r8d,%eax
  cmp    %ebx,%eax
  jg     L14
  pop    %rbx
  lea    D7(%rip),%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <puts@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D17
data_type: string
name: parse_data
arguments: data_tag: D7
data_type: string

tool: D17:    |                                                                        |
   ==========================================================================
   | :::: %s 

tool: D7:  |
   ==========================================================================
   |                                                                        |

assistant: ```c
void printTitle(char *title) {
  printf("   |                                                                        |\n"
         "   ==========================================================================\n"
         "   | :::: %s ",
         title);
  for (int i = 0; i < 64 - strlen(title); i++)
    printf(":");
  printf(" |\n"
         "   ==========================================================================\n"
         "   |                                                                        |\n");
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<printTitle>:
  endbr64
  push   %r12
  mov    %rdi,%rsi
  xor    %eax,%eax
  mov    $0x40,%r12d
  push   %rbp
  mov    %rdi,%rbp
  lea    D0(%rip),%rdi
  push   %rbx
  xor    %ebx,%ebx
  call   <printf@plt>
  jmp    L9
  cs nopw 0x0(%rax,%rax,1)
L15:
  mov    $0x3a,%edi
  add    $0x1,%ebx
  call   <putchar@plt>
L9:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%r8d
  mov    %r12d,%eax
  sub    %r8d,%eax
  cmp    %ebx,%eax
  jg     L15
  pop    %rbx
  lea    D7(%rip),%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <puts@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D0
type_guessed: string
name: unpack_data
arguments: data_tag: D7
type_guessed: string

tool: D0:    |                                                                        |
   ==========================================================================
   | :::: %s 

tool: D7:  |
   ==========================================================================
   |                                                                        |

assistant: ```c
void printTitle(char *title) {
  printf("   |                                                                        |\n"
         "   ==========================================================================\n"
         "   | :::: %s ",
         title);
  for (int i = 0; i < 64 - strlen(title); i++)
    printf(":");
  printf(" |\n"
         "   ==========================================================================\n"
         "   |                                                                        |\n");
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<checkMergeSort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <mergeSort@plt>
  movl   $0x1,-0x4(%rbp)
  jmp    L8
L4:
  mov    -0x4(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jle    L28
  mov    $0x1,%eax
  jmp    L32
L28:
  addl   $0x1,-0x4(%rbp)
L8:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L4
  mov    $0x0,%eax
L32:
  leave
  ret
```

assistant: ```c
int checkMergeSort(int arr[], int n) {
  int i;
  mergeSort(arr, n);
  for (i = 1; i < n; ++i) {
    if (arr[i - 1] > arr[i]) {
      return 1;
    }
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<checkMergeSort>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%ebx
  call   <mergeSort@plt>
  cmp    $0x1,%ebx
  jle    L16
  mov    %rbp,%rax
  lea    -0x2(%rbx),%edx
  lea    0x4(%rbp,%rdx,4),%rdx
L24:
  mov    0x4(%rax),%ecx
  cmp    %ecx,(%rax)
  jg     L1
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L24
  mov    $0x0,%eax
  jmp    L29
L16:
  mov    $0x0,%eax
  jmp    L29
L1:
  mov    $0x1,%eax
L29:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int checkMergeSort(int arr[], int n) {
  int i;
  mergeSort(arr, n);
  for (i = 1; i < n; ++i) {
    if (arr[i - 1] > arr[i]) {
      return 1;
    }
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<checkMergeSort>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <mergeSort@plt>
  cmp    $0x1,%ebp
  jle    L6
  lea    -0x2(%rbp),%eax
  mov    %rbx,%rdi
  lea    0x4(%rbx,%rax,4),%rax
  jmp    L5
  cs nopw 0x0(%rax,%rax,1)
L31:
  add    $0x4,%rdi
  cmp    %rax,%rdi
  je     L6
L5:
  mov    0x4(%rdi),%edx
  cmp    %edx,(%rdi)
  jle    L31
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopl   0x0(%rax)
L6:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int checkMergeSort(int arr[], int n) {
  int i;
  mergeSort(arr, n);
  for (i = 1; i < n; ++i) {
    if (arr[i - 1] > arr[i]) {
      return 1;
    }
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<checkMergeSort>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <mergeSort@plt>
  cmp    $0x1,%ebp
  jle    L38
  lea    -0x2(%rbp),%ecx
  mov    (%rbx),%edx
  lea    0x4(%rbx),%rax
  lea    0x8(%rbx,%rcx,4),%rsi
  jmp    L26
  nopl   0x0(%rax)
L7:
  add    $0x4,%rax
  cmp    %rsi,%rax
  je     L38
L26:
  mov    %edx,%ecx
  mov    (%rax),%edx
  cmp    %ecx,%edx
  jge    L7
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopl   (%rax)
L38:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int checkMergeSort(int arr[], int n) {
  int i;
  mergeSort(arr, n);
  for (i = 1; i < n; ++i) {
    if (arr[i - 1] > arr[i]) {
      return 1;
    }
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<supports_specific_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  mov    D16(%rip),%rax
  mov    (%rax),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  add    $0x1,%eax
  cltq
  mov    %rax,-0x30(%rbp)
  mov    -0x30(%rbp),%rcx
  mov    %rcx,%rax
  sub    $0x1,%rax
  mov    %rax,-0x28(%rbp)
  mov    %rcx,%r10
  mov    $0x0,%r11d
  mov    %rcx,%r8
  mov    $0x0,%r9d
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rcx,%rax
  mov    $0x10,%edi
  mov    $0x0,%edx
  div    %rdi
  imul   $0x10,%rax,%rax
  mov    %rax,%rsi
  and    $0xfffffffffffff000,%rsi
  mov    %rsp,%rdx
  sub    %rsi,%rdx
L28:
  cmp    %rdx,%rsp
  je     L0
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L28
L0:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L20
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L20:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x20(%rbp)
  mov    %ecx,%edx
  mov    D11(%rip),%rax
  mov    (%rax),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <EVIOCGBIT@plt>
  mov    %eax,%ecx
  mov    -0x20(%rbp),%rdx
  mov    -0x34(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <ioctl@plt>
  mov    -0x38(%rbp),%eax
  shr    $0x3,%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,%edx
  movzbl (%rax,%rdx,1),%eax
  movzbl %al,%edx
  mov    -0x38(%rbp),%eax
  and    $0x7,%eax
  mov    $0x1,%esi
  mov    %eax,%ecx
  shl    %cl,%esi
  mov    %esi,%eax
  and    %edx,%eax
  mov    %rbx,%rsp
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L38
  call   <__stack_chk_fail@plt>
L38:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int supports_specific_key(int device_fd, unsigned int key) {
  size_t nchar = KEY_MAX / 8 + 1;
  unsigned char bits[nchar];
  ioctl(device_fd, EVIOCGBIT(EV_KEY, sizeof(bits)), &bits);
  return bits[key / 8] & (1 << (key % 8));
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<supports_specific_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %edi,%r12d
  mov    %esi,%ebx
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    D8(%rip),%rax
  mov    (%rax),%eax
  lea    0x7(%rax),%esi
  test   %eax,%eax
  cmovns %eax,%esi
  sar    $0x3,%esi
  add    $0x1,%esi
  movslq %esi,%rax
  add    $0xf,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L9:
  cmp    %rdx,%rsp
  je     L29
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L9
L29:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L7
  orq    $0x0,-0x8(%rsp,%rax,1)
L7:
  mov    D14(%rip),%rax
  mov    (%rax),%edi
  call   <EVIOCGBIT@plt>
  mov    %eax,%esi
  mov    %rsp,%rdx
  mov    %r12d,%edi
  call   <ioctl@plt>
  mov    %ebx,%eax
  shr    $0x3,%eax
  mov    %eax,%eax
  movzbl (%rsp,%rax,1),%eax
  and    $0x7,%ebx
  mov    %ebx,%ecx
  mov    $0x1,%edx
  shl    %cl,%edx
  and    %edx,%eax
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  lea    -0x10(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int supports_specific_key(int device_fd, unsigned int key) {
  size_t nchar = KEY_MAX / 8 + 1;
  unsigned char bits[nchar];
  ioctl(device_fd, EVIOCGBIT(EV_KEY, sizeof(bits)), &bits);
  return bits[key / 8] & (1 << (key % 8));
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<supports_specific_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  mov    %edi,%r12d
  push   %rbx
  mov    %esi,%ebx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  mov    D15(%rip),%rax
  mov    %rsp,%rcx
  mov    (%rax),%eax
  test   %eax,%eax
  lea    0x7(%rax),%esi
  cmovns %eax,%esi
  sar    $0x3,%esi
  add    $0x1,%esi
  movslq %esi,%rax
  add    $0xf,%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L23
L7:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L7
L23:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L5
L44:
  mov    D7(%rip),%rax
  mov    (%rax),%edi
  call   <EVIOCGBIT@plt>
  mov    %rsp,%rdx
  mov    %r12d,%edi
  mov    %eax,%esi
  call   <ioctl@plt>
  mov    %ebx,%eax
  and    $0x7,%ebx
  mov    $0x1,%edx
  shr    $0x3,%eax
  mov    %ebx,%ecx
  movzbl (%rsp,%rax,1),%eax
  shl    %cl,%edx
  and    %edx,%eax
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L18
  lea    -0x10(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
  nopl   0x0(%rax)
L5:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L44
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int supports_specific_key(int device_fd, unsigned int key) {
  size_t nchar = KEY_MAX / 8 + 1;
  unsigned char bits[nchar];
  ioctl(device_fd, EVIOCGBIT(EV_KEY, sizeof(bits)), &bits);
  return bits[key / 8] & (1 << (key % 8));
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<supports_specific_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  mov    %edi,%r12d
  push   %rbx
  mov    %esi,%ebx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  mov    D15(%rip),%rax
  mov    %rsp,%rcx
  mov    (%rax),%eax
  test   %eax,%eax
  lea    0x7(%rax),%esi
  cmovns %eax,%esi
  sar    $0x3,%esi
  add    $0x1,%esi
  movslq %esi,%rax
  add    $0xf,%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L37
L43:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L43
L37:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L44
L4:
  mov    D10(%rip),%rax
  mov    (%rax),%edi
  call   <EVIOCGBIT@plt>
  mov    %rsp,%rdx
  mov    %r12d,%edi
  mov    %eax,%esi
  call   <ioctl@plt>
  mov    %ebx,%eax
  and    $0x7,%ebx
  mov    $0x1,%edx
  shr    $0x3,%eax
  mov    %ebx,%ecx
  movzbl (%rsp,%rax,1),%eax
  shl    %cl,%edx
  and    %edx,%eax
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L42
  lea    -0x10(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
  nopl   0x0(%rax)
L44:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L4
L42:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int supports_specific_key(int device_fd, unsigned int key) {
  size_t nchar = KEY_MAX / 8 + 1;
  unsigned char bits[nchar];
  ioctl(device_fd, EVIOCGBIT(EV_KEY, sizeof(bits)), &bits);
  return bits[key / 8] & (1 << (key % 8));
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<midi_mem_alloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  setg   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *midi_mem_alloc(long nbytes, const char *file, int line) {
  void *p;
  assert(nbytes > 0);
  p = malloc(nbytes);
  assert(p != NULL);
  return p;
}
```