ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<part2>:
  endbr64
  push   %r13
  mov    $0x1,%esi
  mov    %rdi,%r13
  mov    $0x9,%edi
  push   %r12
  push   %rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  call   <calloc@plt>
  mov    %rax,%r12
  jmp    L10
  nopw   0x0(%rax,%rax,1)
L16:
  mov    %r13,%rdi
  mov    %ebx,%esi
  call   <hash@plt>
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <interesting@plt>
  test   %rax,%rax
  je     L24
  movzbl 0x5(%rbp),%eax
  sub    $0x30,%eax
  cmp    $0x7,%al
  ja     L6
  movsbq %al,%rax
  add    %r12,%rax
  cmpb   $0x0,(%rax)
  jne    L6
  movzbl 0x6(%rbp),%edx
  mov    %dl,(%rax)
L6:
  mov    %rbp,%rdi
  call   <free@plt>
L24:
  add    $0x1,%ebx
L10:
  mov    %r12,%rdi
  call   <strlen@plt>
  cmp    $0x7,%eax
  jle    L16
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *part2(char *doorid) {
  unsigned int n = 0;
  char *password = calloc(8 + 1, sizeof(char));
  while (strlen(password) < 8) {
    char *s = hash(doorid, n++);
    if (interesting(s)) {
      char pos = s[5];
      if (pos < '0' || pos > '7') {
        free(s);
        continue;
      }
      int idx = (int)(pos - '0');
      if (password[idx] != '\0') {
        free(s);
        continue;
      }
      password[idx] = s[6];
      free(s);
    }
  }
  return password;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<do_nothing>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x4(%rbp)
  mov    $0x0,%edi
  call   <pthread_exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void *do_nothing(void *null) {
  int i;
  i = 0;
  pthread_exit(NULL);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<do_nothing>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edi
  call   <pthread_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void *do_nothing(void *null) {
  int i;
  i = 0;
  pthread_exit(NULL);
}
```
user: What is the c source code of the assembly code below?

```asm
<do_nothing>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <pthread_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void *do_nothing(void *null) {
  int i;
  i = 0;
  pthread_exit(NULL);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<do_nothing>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <pthread_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void *do_nothing(void *null) {
  int i;
  i = 0;
  pthread_exit(NULL);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<f>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <gets@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L2
  call   <__stack_chk_fail@plt>
L2:
  leave
  ret
```

assistant: ```c
void f(void) {
  char buffer[16];
  gets(buffer);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<f>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gets@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x28,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void f(void) {
  char buffer[16];
  gets(buffer);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<f>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gets@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x28,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void f(void) {
  char buffer[16];
  gets(buffer);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<f>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <gets@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x28,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void f(void) {
  char buffer[16];
  gets(buffer);
}
```
user: What is the c source code of the assembly code below?

```asm
<cal_fbt_build>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8,-0x38(%rbp)
  movq   $0x1,-0x8(%rbp)
  cmpq   $0x1,-0x38(%rbp)
  seta   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  jmp    L17
L11:
  mov    -0x8(%rbp),%rax
  imul   -0x38(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L17:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jbe    L11
  mov    -0x38(%rbp),%rax
  lea    -0x1(%rax),%rdi
  mov    -0x38(%rbp),%r8
  mov    -0x30(%rbp),%rcx
  mov    -0x28(%rbp),%rdx
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  push   -0x8(%rbp)
  push   %rdi
  mov    $0x0,%r9d
  mov    %rax,%rdi
  call   <calpriv_fbt_build_subtree@plt>
  add    $0x10,%rsp
  nop
  leave
  ret
```

assistant: ```c
void cal_fbt_build(void *dest, const void *src, size_t count, size_t size, size_t children_per_node) {
  size_t dim = 1;
  assert(children_per_node > 1);
  while (dim <= count) {
    dim *= children_per_node;
  }
  calpriv_fbt_build_subtree(dest, src, count, size, children_per_node, 0, children_per_node - 1, dim);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<cal_fbt_build>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    %rdx,%rbp
  mov    %rcx,%r14
  mov    %r8,%rbx
  cmp    $0x1,%r8
  seta   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  test   %rbp,%rbp
  je     L26
  mov    $0x1,%eax
L19:
  imul   %rbx,%rax
  cmp    %rax,%rbp
  jae    L19
L29:
  push   %rax
  lea    -0x1(%rbx),%rax
  push   %rax
  mov    $0x0,%r9d
  mov    %rbx,%r8
  mov    %r14,%rcx
  mov    %rbp,%rdx
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <calpriv_fbt_build_subtree@plt>
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L26:
  mov    $0x1,%eax
  jmp    L29
```

assistant: ```c
void cal_fbt_build(void *dest, const void *src, size_t count, size_t size, size_t children_per_node) {
  size_t dim = 1;
  assert(children_per_node > 1);
  while (dim <= count) {
    dim *= children_per_node;
  }
  calpriv_fbt_build_subtree(dest, src, count, size, children_per_node, 0, children_per_node - 1, dim);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<cal_fbt_build>:
  endbr64
  push   %r14
  mov    %rcx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  cmp    $0x1,%r8
  push   %rbx
  seta   %dil
  mov    %r8,%rbx
  call   <assert@plt>
  mov    $0x1,%eax
  test   %r12,%r12
  je     L9
  nopl   0x0(%rax)
L10:
  imul   %rbx,%rax
  cmp    %rax,%r12
  jae    L10
L9:
  push   %rax
  lea    -0x1(%rbx),%rax
  mov    %r12,%rdx
  mov    %rbx,%r8
  push   %rax
  mov    %r14,%rcx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %r9d,%r9d
  call   <calpriv_fbt_build_subtree@plt>
  pop    %rax
  pop    %rdx
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
void cal_fbt_build(void *dest, const void *src, size_t count, size_t size, size_t children_per_node) {
  size_t dim = 1;
  assert(children_per_node > 1);
  while (dim <= count) {
    dim *= children_per_node;
  }
  calpriv_fbt_build_subtree(dest, src, count, size, children_per_node, 0, children_per_node - 1, dim);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<cal_fbt_build>:
  endbr64
  push   %r14
  mov    %rcx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  cmp    $0x1,%r8
  push   %rbx
  seta   %dil
  mov    %r8,%rbx
  call   <assert@plt>
  mov    $0x1,%eax
  test   %r12,%r12
  je     L16
  nopl   0x0(%rax)
L8:
  imul   %rbx,%rax
  cmp    %rax,%r12
  jae    L8
L16:
  push   %rax
  lea    -0x1(%rbx),%rax
  mov    %r12,%rdx
  mov    %rbx,%r8
  push   %rax
  mov    %r14,%rcx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  xor    %r9d,%r9d
  call   <calpriv_fbt_build_subtree@plt>
  pop    %rax
  pop    %rdx
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
void cal_fbt_build(void *dest, const void *src, size_t count, size_t size, size_t children_per_node) {
  size_t dim = 1;
  assert(children_per_node > 1);
  while (dim <= count) {
    dim *= children_per_node;
  }
  calpriv_fbt_build_subtree(dest, src, count, size, children_per_node, 0, children_per_node - 1, dim);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<printchar>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  cmpb   $0x1f,-0x4(%rbp)
  jbe    L11
  cmpb   $0x7e,-0x4(%rbp)
  jbe    L20
L11:
  mov    $0x2e,%eax
  jmp    L22
L20:
  movzbl -0x4(%rbp),%eax
L22:
  pop    %rbp
  ret
```

assistant: ```c
unsigned char printchar(unsigned char c) {
  if (c < ' ' || c > '~')
    return '.';
  return c;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<printchar>:
  endbr64
  lea    -0x20(%rdi),%eax
  cmp    $0x5f,%al
  mov    $0x2e,%eax
  cmovb  %edi,%eax
  ret
```

assistant: ```c
unsigned char printchar(unsigned char c) {
  if (c < ' ' || c > '~')
    return '.';
  return c;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<printchar>:
  endbr64
  lea    -0x20(%rdi),%eax
  cmp    $0x5f,%al
  mov    $0x2e,%eax
  cmovb  %edi,%eax
  ret
```

assistant: ```c
unsigned char printchar(unsigned char c) {
  if (c < ' ' || c > '~')
    return '.';
  return c;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<minmax>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x30(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
  movl   $0x1,-0x4(%rbp)
  jmp    L28
L4:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jle    L36
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x30(%rbp),%rax
  mov    %edx,(%rax)
L36:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jge    L0
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
L0:
  addl   $0x1,-0x4(%rbp)
L28:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L4
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void minmax(int *arr, int size, int *min, int *max) {
  int i;
  *max = arr[0];
  *min = arr[0];
  for (i = 1; i < size; i++) {
    if (arr[i] > *max)
      *max = arr[i];
    if (arr[i] < *min)
      *min = arr[i];
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<minmax>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,(%rcx)
  mov    %eax,(%rdx)
  cmp    $0x1,%esi
  jle    L3
  lea    0x4(%rdi),%rax
  lea    -0x2(%rsi),%esi
  lea    0x8(%rdi,%rsi,4),%r8
  jmp    L5
L43:
  add    $0x4,%rax
  cmp    %r8,%rax
  je     L3
L5:
  mov    %rax,%rdi
  mov    (%rax),%esi
  cmp    (%rcx),%esi
  jle    L2
  mov    %esi,(%rcx)
L2:
  mov    (%rdi),%esi
  cmp    (%rdx),%esi
  jge    L43
  mov    %esi,(%rdx)
  jmp    L43
L3:
  ret
```

assistant: ```c
void minmax(int *arr, int size, int *min, int *max) {
  int i;
  *max = arr[0];
  *min = arr[0];
  for (i = 1; i < size; i++) {
    if (arr[i] > *max)
      *max = arr[i];
    if (arr[i] < *min)
      *min = arr[i];
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<minmax>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,(%rcx)
  mov    %eax,(%rdx)
  cmp    $0x1,%esi
  jle    L23
  sub    $0x2,%esi
  lea    0x4(%rdi),%rax
  lea    0x8(%rdi,%rsi,4),%rdi
  nopl   0x0(%rax,%rax,1)
L4:
  mov    (%rax),%esi
  cmp    (%rcx),%esi
  jle    L39
  mov    %esi,(%rcx)
L39:
  cmp    (%rdx),%esi
  jge    L38
  mov    %esi,(%rdx)
L38:
  add    $0x4,%rax
  cmp    %rdi,%rax
  jne    L4
L23:
  ret
```

assistant: ```c
void minmax(int *arr, int size, int *min, int *max) {
  int i;
  *max = arr[0];
  *min = arr[0];
  for (i = 1; i < size; i++) {
    if (arr[i] > *max)
      *max = arr[i];
    if (arr[i] < *min)
      *min = arr[i];
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<minmax>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,(%rcx)
  mov    %eax,(%rdx)
  cmp    $0x1,%esi
  jle    L27
  sub    $0x2,%esi
  lea    0x4(%rdi),%rax
  lea    0x8(%rdi,%rsi,4),%rdi
  nopl   0x0(%rax,%rax,1)
L13:
  mov    (%rax),%esi
  cmp    (%rcx),%esi
  jle    L8
  mov    %esi,(%rcx)
L8:
  cmp    (%rdx),%esi
  jge    L23
  mov    %esi,(%rdx)
L23:
  add    $0x4,%rax
  cmp    %rdi,%rax
  jne    L13
L27:
  ret
```

assistant: ```c
void minmax(int *arr, int size, int *min, int *max) {
  int i;
  *max = arr[0];
  *min = arr[0];
  for (i = 1; i < size; i++) {
    if (arr[i] > *max)
      *max = arr[i];
    if (arr[i] < *min)
      *min = arr[i];
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main_thread>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
L8:
  mov    -0x8(%rbp),%rdx
  mov    -0xc(%rbp),%eax
  mov    %eax,%esi
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  addq   $0x1,-0x8(%rbp)
  mov    $0x1,%edi
  call   <sleep@plt>
  jmp    L8
```

tool_calls: name: disassemble_data
arguments: tag: D7
datatype: string

tool: D7: %u %lu


assistant: ```c
void *main_thread(void *arg) {
  unsigned long i = 0;
  unsigned int thread_id;
  thread_id = *((unsigned int *)arg);
  while (1) {
    printf("%u %lu\n", thread_id, i);
    i++;
    sleep(1);
  }
  return NULL;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main_thread>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    (%rdi),%r12d
  mov    $0x0,%ebx
  lea    D7(%rip),%rbp
L3:
  mov    %rbx,%rdx
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <printf@plt>
  add    $0x1,%rbx
  mov    $0x1,%edi
  call   <sleep@plt>
  jmp    L3
```

tool_calls: name: retrieve_data
arguments: label: D7
data_type: string

tool: D7: %u %lu


assistant: ```c
void *main_thread(void *arg) {
  unsigned long i = 0;
  unsigned int thread_id;
  thread_id = *((unsigned int *)arg);
  while (1) {
    printf("%u %lu\n", thread_id, i);
    i++;
    sleep(1);
  }
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main_thread>:
  endbr64
  push   %r12
  push   %rbp
  lea    D8(%rip),%rbp
  push   %rbx
  mov    (%rdi),%r12d
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L8:
  mov    %rbx,%rdx
  mov    %rbp,%rdi
  mov    %r12d,%esi
  add    $0x1,%rbx
  call   <printf@plt>
  mov    $0x1,%edi
  call   <sleep@plt>
  jmp    L8
```

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

tool: D8: %u %lu


assistant: ```c
void *main_thread(void *arg) {
  unsigned long i = 0;
  unsigned int thread_id;
  thread_id = *((unsigned int *)arg);
  while (1) {
    printf("%u %lu\n", thread_id, i);
    i++;
    sleep(1);
  }
  return NULL;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main_thread>:
  endbr64
  push   %r12
  push   %rbp
  lea    D2(%rip),%rbp
  push   %rbx
  mov    (%rdi),%r12d
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L2:
  mov    %rbx,%rdx
  mov    %rbp,%rdi
  mov    %r12d,%esi
  add    $0x1,%rbx
  call   <printf@plt>
  mov    $0x1,%edi
  call   <sleep@plt>
  jmp    L2
```

tool_calls: name: unpack_data
arguments: data_tag: D2
data_type: string

tool: D2: %u %lu


assistant: ```c
void *main_thread(void *arg) {
  unsigned long i = 0;
  unsigned int thread_id;
  thread_id = *((unsigned int *)arg);
  while (1) {
    printf("%u %lu\n", thread_id, i);
    i++;
    sleep(1);
  }
  return NULL;
}
```
user: What is the c source code of the assembly code below?

```asm
<ext2map>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x60,%al
  jle    L44
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x7a,%al
  jg     L44
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x60,%al
  jle    L44
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x7a,%al
  jg     L44
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x61,%eax
  mov    %eax,-0x4(%rbp)
  shll   $0x5,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x61,%eax
  or     %eax,-0x4(%rbp)
  addl   $0x1,-0x4(%rbp)
  jmp    L37
L44:
  movl   $0x0,-0x4(%rbp)
L37:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int ext2map(char *extension) {
  int res;
  if ((extension[0] >= 'a') && (extension[0] <= 'z') && (extension[1] >= 'a') && (extension[1] <= 'z')) {
    res = extension[0] - 'a';
    res <<= 5;
    res |= extension[1] - 'a';
    res += 1;
  } else {
    res = 0;
  }
  return (res);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ext2map>:
  endbr64
  movzbl (%rdi),%eax
  lea    -0x61(%rax),%ecx
  mov    $0x0,%edx
  cmp    $0x19,%cl
  ja     L0
  movzbl 0x1(%rdi),%ecx
  lea    -0x61(%rcx),%esi
  cmp    $0x19,%sil
  jbe    L22
L0:
  mov    %edx,%eax
  ret
L22:
  movsbl %al,%eax
  sub    $0x61,%eax
  shl    $0x5,%eax
  movsbl %cl,%ecx
  sub    $0x61,%ecx
  or     %eax,%ecx
  lea    0x1(%rcx),%edx
  jmp    L0
```

assistant: ```c
int ext2map(char *extension) {
  int res;
  if ((extension[0] >= 'a') && (extension[0] <= 'z') && (extension[1] >= 'a') && (extension[1] <= 'z')) {
    res = extension[0] - 'a';
    res <<= 5;
    res |= extension[1] - 'a';
    res += 1;
  } else {
    res = 0;
  }
  return (res);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ext2map>:
  endbr64
  movzbl (%rdi),%eax
  xor    %r8d,%r8d
  sub    $0x61,%eax
  cmp    $0x19,%al
  ja     L16
  movzbl 0x1(%rdi),%edx
  sub    $0x61,%edx
  cmp    $0x19,%dl
  jbe    L7
L16:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L7:
  movsbl %al,%eax
  movsbl %dl,%edx
  shl    $0x5,%eax
  or     %eax,%edx
  lea    0x1(%rdx),%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int ext2map(char *extension) {
  int res;
  if ((extension[0] >= 'a') && (extension[0] <= 'z') && (extension[1] >= 'a') && (extension[1] <= 'z')) {
    res = extension[0] - 'a';
    res <<= 5;
    res |= extension[1] - 'a';
    res += 1;
  } else {
    res = 0;
  }
  return (res);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ext2map>:
  endbr64
  movzbl (%rdi),%eax
  xor    %r8d,%r8d
  sub    $0x61,%eax
  cmp    $0x19,%al
  ja     L19
  movzbl 0x1(%rdi),%edx
  sub    $0x61,%edx
  cmp    $0x19,%dl
  jbe    L13
L19:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L13:
  movsbl %al,%eax
  movsbl %dl,%edx
  shl    $0x5,%eax
  or     %eax,%edx
  lea    0x1(%rdx),%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int ext2map(char *extension) {
  int res;
  if ((extension[0] >= 'a') && (extension[0] <= 'z') && (extension[1] >= 'a') && (extension[1] <= 'z')) {
    res = extension[0] - 'a';
    res <<= 5;
    res |= extension[1] - 'a';
    res += 1;
  } else {
    res = 0;
  }
  return (res);
}
```
user: What is the c source code of the assembly code below?

```asm
<v4l_queue_free>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <v4l_queue_streamoff@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <v4l_queue_free_bufs@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <v4l_queue_munmap_bufs@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <v4l_queue_close_exported_fds@plt>
  mov    -0x10(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <v4l_queue_reqbufs@plt>
  nop
  leave
  ret
```

assistant: ```c
void v4l_queue_free(struct v4l_fd *f, struct v4l_queue *q) {
  v4l_queue_streamoff(f, q);
  v4l_queue_free_bufs(q);
  v4l_queue_munmap_bufs(f, q);
  v4l_queue_close_exported_fds(q);
  v4l_queue_reqbufs(f, q, 0);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<v4l_queue_free>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  call   <v4l_queue_streamoff@plt>
  mov    %rbx,%rdi
  call   <v4l_queue_free_bufs@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <v4l_queue_munmap_bufs@plt>
  mov    %rbx,%rdi
  call   <v4l_queue_close_exported_fds@plt>
  mov    $0x0,%edx
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <v4l_queue_reqbufs@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void v4l_queue_free(struct v4l_fd *f, struct v4l_queue *q) {
  v4l_queue_streamoff(f, q);
  v4l_queue_free_bufs(q);
  v4l_queue_munmap_bufs(f, q);
  v4l_queue_close_exported_fds(q);
  v4l_queue_reqbufs(f, q, 0);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<v4l_queue_free>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  call   <v4l_queue_streamoff@plt>
  mov    %rbp,%rdi
  call   <v4l_queue_free_bufs@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <v4l_queue_munmap_bufs@plt>
  mov    %rbp,%rdi
  call   <v4l_queue_close_exported_fds@plt>
  add    $0x8,%rsp
  mov    %rbp,%rsi
  mov    %r12,%rdi
  pop    %rbp
  xor    %edx,%edx
  pop    %r12
  jmp    10c0 <v4l_queue_reqbufs@plt>
```

assistant: ```c
void v4l_queue_free(struct v4l_fd *f, struct v4l_queue *q) {
  v4l_queue_streamoff(f, q);
  v4l_queue_free_bufs(q);
  v4l_queue_munmap_bufs(f, q);
  v4l_queue_close_exported_fds(q);
  v4l_queue_reqbufs(f, q, 0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<v4l_queue_free>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  call   <v4l_queue_streamoff@plt>
  mov    %rbp,%rdi
  call   <v4l_queue_free_bufs@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <v4l_queue_munmap_bufs@plt>
  mov    %rbp,%rdi
  call   <v4l_queue_close_exported_fds@plt>
  add    $0x8,%rsp
  mov    %rbp,%rsi
  mov    %r12,%rdi
  pop    %rbp
  xor    %edx,%edx
  pop    %r12
  jmp    10c0 <v4l_queue_reqbufs@plt>
```

assistant: ```c
void v4l_queue_free(struct v4l_fd *f, struct v4l_queue *q) {
  v4l_queue_streamoff(f, q);
  v4l_queue_free_bufs(q);
  v4l_queue_munmap_bufs(f, q);
  v4l_queue_close_exported_fds(q);
  v4l_queue_reqbufs(f, q, 0);
}
```