ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sort>:
  endbr64
  mov    $0x1,%r10d
  mov    $0x1,%eax
  xor    %r9d,%r9d
  nopw   0x0(%rax,%rax,1)
L35:
  movslq %eax,%rdx
  lea    (%rdi,%r9,4),%rsi
  lea    (%rdi,%rdx,4),%rdx
  mov    (%rsi),%ecx
  mov    (%rdx),%r8d
  cmp    %ecx,%r8d
  jge    L3
  mov    %r8d,(%rsi)
  mov    %ecx,(%rdx)
L3:
  add    $0x1,%eax
  cmp    $0x5,%eax
  jne    L35
  lea    0x1(%r10),%eax
  cmp    $0x4,%r10d
  je     L4
  movslq %r10d,%r9
  mov    %eax,%r10d
  jmp    L35
  nopl   0x0(%rax)
L4:
  ret
```

assistant: ```c
void sort(int a[]) {
  int temp;
  int i, j;
  for (i = 0; i < 5; i++) {
    for (j = i + 1; j < 5; j++) {
      if (a[j] < a[i]) {
        temp = a[i];
        a[i] = a[j];
        a[j] = temp;
      }
    }
  }
  return;
}
```
user: What is the c source code of the assembly code below:

```asm
<sort>:
  endbr64
  mov    $0x1,%r10d
  mov    $0x1,%eax
  xor    %r9d,%r9d
  nopw   0x0(%rax,%rax,1)
L18:
  movslq %eax,%rdx
  lea    (%rdi,%r9,4),%rsi
  lea    (%rdi,%rdx,4),%rdx
  mov    (%rsi),%ecx
  mov    (%rdx),%r8d
  cmp    %ecx,%r8d
  jge    L38
  mov    %r8d,(%rsi)
  mov    %ecx,(%rdx)
L38:
  add    $0x1,%eax
  cmp    $0x5,%eax
  jne    L18
  lea    0x1(%r10),%eax
  cmp    $0x4,%r10d
  je     L23
  movslq %r10d,%r9
  mov    %eax,%r10d
  jmp    L18
  nopl   0x0(%rax)
L23:
  ret
```

assistant: ```c
void sort(int a[]) {
  int temp;
  int i, j;
  for (i = 0; i < 5; i++) {
    for (j = i + 1; j < 5; j++) {
      if (a[j] < a[i]) {
        temp = a[i];
        a[i] = a[j];
        a[j] = temp;
      }
    }
  }
  return;
}
```
user: What is the c source code of the assembly code below?

```asm
<redirect>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rdi),%rbx
  test   %rbx,%rbx
  je     L113
  mov    %rdi,%rbp
  mov    $0x0,%r13d
  mov    $0x1,%r12d
  jmp    L172
L24:
  lea    0x1(%rbx),%rdi
  mov    D4(%rip),%rax
  mov    (%rax),%esi
  mov    $0x0,%eax
  call   <open@plt>
  mov    %eax,%ebx
  mov    $0x0,%r14d
L109:
  test   %ebx,%ebx
  jne    L136
L132:
  mov    0x0(%rbp),%rdi
  call   <free@plt>
  movq   $0x0,0x0(%rbp)
L184:
  add    $0x8,%rbp
  mov    0x0(%rbp),%rbx
  test   %rbx,%rbx
  je     L113
L172:
  movzbl (%rbx),%edi
  cmp    $0x3c,%dil
  je     L24
  cmp    $0x3e,%dil
  je     L174
  movsbl %dil,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L184
  cmpb   $0x3e,0x1(%rbx)
  jne    L184
  movsbl (%rbx),%r14d
  sub    $0x30,%r14d
  js     L184
  lea    0x2(%rbx),%r15
  jmp    L85
L174:
  lea    0x1(%rbx),%r15
  mov    %r12d,%r14d
  cmpb   $0x3e,0x1(%rbx)
  je     L121
L85:
  cmpb   $0x26,(%r15)
  je     L26
L142:
  mov    D28(%rip),%rax
  mov    (%rax),%esi
  mov    D50(%rip),%rax
  or     (%rax),%esi
  mov    D54(%rip),%rax
  or     (%rax),%esi
  mov    $0x1a4,%edx
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <open@plt>
  mov    %eax,%ebx
  jmp    L109
L121:
  mov    D28(%rip),%rax
  mov    (%rax),%esi
  mov    D50(%rip),%rax
  or     (%rax),%esi
  mov    D56(%rip),%rax
  or     (%rax),%esi
  lea    0x2(%rbx),%rdi
  mov    $0x1a4,%edx
  mov    $0x0,%eax
  call   <open@plt>
  mov    %eax,%ebx
  jmp    L109
L26:
  movsbl 0x1(%r15),%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L142
  cmpb   $0x0,0x2(%r15)
  jne    L142
  movsbl 0x1(%r15),%ebx
  sub    $0x30,%ebx
  mov    %r12d,%r13d
  jmp    L109
L136:
  mov    %r14d,%esi
  mov    %ebx,%edi
  call   <dup2@plt>
  test   %r13d,%r13d
  jne    L132
  mov    %ebx,%edi
  call   <close@plt>
  jmp    L132
L113:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void redirect(char **args) {
  char *s;
  int fd, new_fd, io;
  int noclose = 0;
  for (; (s = *args); args++) {
    io = 1;
    fd = -1;
    if (*s == '<') {
      fd = 0;
      io = 0;
      s++;
    } else if (*s == '>' && s[1] == '>') {
      fd = 1;
      io = 2;
      s += 2;
    } else if (*s == '>') {
      fd = 1;
      s++;
    } else if (isdigit(*s) && s[1] == '>') {
      fd = *s - '0';
      s += 2;
    }
    if (fd >= 0) {
      if (io == 1 && *s == '&' && isdigit(s[1]) && !s[2]) {
        new_fd = s[1] - '0';
        noclose = 1;
      } else {
        if (io == 2) {
          new_fd = open(s, O_CREAT | O_WRONLY | O_APPEND, 0644);
        } else {
          new_fd = io ? open(s, O_CREAT | O_WRONLY | O_TRUNC, 0644) : open(s, O_RDONLY);
        }
      }
      if (new_fd) {
        dup2(new_fd, fd);
        if (!noclose)
          close(new_fd);
      }
      free(*args);
      *args = NULL;
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0xffffffff,-0x40(%rbp)
  movl   $0x0,-0x3c(%rbp)
  jmp    L55
L9:
  lea    -0x40(%rbp),%rax
  mov    %rax,%rsi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
L55:
  mov    -0x40(%rbp),%eax
  test   %eax,%eax
  jle    L9
  mov    -0x40(%rbp),%eax
  cmp    $0x9,%eax
  jg     L9
  movl   $0x0,-0x38(%rbp)
  jmp    L2
L80:
  mov    -0x38(%rbp),%eax
  mov    %eax,%edi
  call   <is_prime@plt>
  cmp    $0x1,%eax
  jne    L43
  mov    -0x38(%rbp),%ecx
  movslq %ecx,%rax
  imul   $0x66666667,%rax,%rax
  shr    $0x20,%rax
  sar    $0x2,%eax
  mov    %ecx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  mov    %eax,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    -0x40(%rbp),%eax
  cmp    %eax,%edx
  jne    L43
  mov    -0x3c(%rbp),%eax
  cltq
  mov    -0x38(%rbp),%edx
  mov    %edx,-0x30(%rbp,%rax,4)
  addl   $0x1,-0x3c(%rbp)
L43:
  addl   $0x1,-0x38(%rbp)
L2:
  cmpl   $0x9,-0x3c(%rbp)
  jle    L80
  movl   $0x0,-0x34(%rbp)
  jmp    L62
L89:
  mov    -0x34(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%eax
  mov    %eax,%esi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  addl   $0x1,-0x34(%rbp)
L62:
  cmpl   $0x9,-0x34(%rbp)
  jle    L89
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D4
data_type: string
name: disassemble_data
arguments: tag: D0
data_type: string

tool: D4: %d

tool: D0: %d


assistant: ```c
int main() {
  int x = -1, arr[9], array_num = 0;
  while (x <= 0 || x >= 10)
    scanf("%d", &x);
  for (int i = 0; array_num < 10; i++) {
    if (is_prime(i) == 1) {
      if (i % 10 == x) {
        arr[array_num] = i;
        array_num++;
      }
    }
  }
  for (int i = 0; i < 10; ++i)
    printf("%d\n", arr[i]);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  movl   $0xffffffff,0xc(%rsp)
  lea    D15(%rip),%rbx
L45:
  lea    0xc(%rsp),%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x8,%eax
  ja     L45
  mov    $0x0,%ebx
  mov    $0x0,%ebp
  jmp    L61
L30:
  add    $0x1,%ebx
  cmp    $0x9,%ebp
  jg     L74
L61:
  mov    %ebx,%edi
  call   <is_prime@plt>
  cmp    $0x1,%eax
  jne    L30
  movslq %ebx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %ebx,%edx
  sar    $0x1f,%edx
  sub    %edx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  mov    %ebx,%edx
  sub    %eax,%edx
  cmp    0xc(%rsp),%edx
  jne    L30
  movslq %ebp,%rax
  mov    %ebx,0x10(%rsp,%rax,4)
  add    $0x1,%ebp
  jmp    L30
L74:
  lea    0x10(%rsp),%rbx
  lea    0x38(%rsp),%r12
  lea    D10(%rip),%rbp
L13:
  mov    (%rbx),%esi
  mov    %rbp,%rdi
  call   <printf@plt>
  add    $0x4,%rbx
  cmp    %rbx,%r12
  jne    L13
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L75
  mov    $0x0,%eax
  add    $0x40,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L75:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D15
datatype: string
name: read_data
arguments: data_tag: D10
datatype: string

tool: D15: %d

tool: D10: %d


assistant: ```c
int main() {
  int x = -1, arr[9], array_num = 0;
  while (x <= 0 || x >= 10)
    scanf("%d", &x);
  for (int i = 0; array_num < 10; i++) {
    if (is_prime(i) == 1) {
      if (i % 10 == x) {
        arr[array_num] = i;
        array_num++;
      }
    }
  }
  for (int i = 0; i < 10; ++i)
    printf("%d\n", arr[i]);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  lea    D2(%rip),%rbx
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  movl   $0xffffffff,0xc(%rsp)
  lea    0xc(%rsp),%rbp
L43:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x8,%eax
  ja     L43
  xor    %ebx,%ebx
  xor    %ebp,%ebp
  mov    $0xcccccccd,%r12d
  jmp    L0
  nopl   0x0(%rax,%rax,1)
L42:
  add    $0x1,%ebx
  cmp    $0xa,%ebp
  je     L71
L0:
  mov    %ebx,%edi
  call   <is_prime@plt>
  cmp    $0x1,%eax
  jne    L42
  mov    %ebx,%eax
  mov    %ebx,%edx
  imul   %r12,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %eax,%edx
  cmp    0xc(%rsp),%edx
  jne    L42
  movslq %ebp,%rax
  add    $0x1,%ebp
  mov    %ebx,0x10(%rsp,%rax,4)
  add    $0x1,%ebx
  cmp    $0xa,%ebp
  jne    L0
  nopw   0x0(%rax,%rax,1)
L71:
  lea    0x10(%rsp),%rbx
  lea    0x38(%rsp),%r12
  lea    D15(%rip),%rbp
  nopl   0x0(%rax)
L48:
  mov    (%rbx),%esi
  mov    %rbp,%rdi
  add    $0x4,%rbx
  call   <printf@plt>
  cmp    %rbx,%r12
  jne    L48
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L28
  add    $0x40,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L28:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D2
datatype: string
name: parse_data
arguments: data_label: D15
datatype: string

tool: D2: %d

tool: D15: %d


assistant: ```c
int main() {
  int x = -1, arr[9], array_num = 0;
  while (x <= 0 || x >= 10)
    scanf("%d", &x);
  for (int i = 0; array_num < 10; i++) {
    if (is_prime(i) == 1) {
      if (i % 10 == x) {
        arr[array_num] = i;
        array_num++;
      }
    }
  }
  for (int i = 0; i < 10; ++i)
    printf("%d\n", arr[i]);
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  lea    D13(%rip),%rbx
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  movl   $0xffffffff,0xc(%rsp)
  lea    0xc(%rsp),%rbp
L2:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0xc(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x8,%eax
  ja     L2
  xor    %ebx,%ebx
  xor    %ebp,%ebp
  mov    $0xcccccccd,%r12d
  jmp    L70
  nopl   0x0(%rax,%rax,1)
L14:
  add    $0x1,%ebx
  cmp    $0xa,%ebp
  je     L48
L70:
  mov    %ebx,%edi
  call   <is_prime@plt>
  cmp    $0x1,%eax
  jne    L14
  mov    %ebx,%eax
  mov    %ebx,%edx
  imul   %r12,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %eax,%edx
  cmp    0xc(%rsp),%edx
  jne    L14
  movslq %ebp,%rax
  add    $0x1,%ebp
  mov    %ebx,0x10(%rsp,%rax,4)
  add    $0x1,%ebx
  cmp    $0xa,%ebp
  jne    L70
  nopw   0x0(%rax,%rax,1)
L48:
  lea    0x10(%rsp),%rbx
  lea    0x38(%rsp),%r12
  lea    D18(%rip),%rbp
  nopl   0x0(%rax)
L11:
  mov    (%rbx),%esi
  mov    %rbp,%rdi
  add    $0x4,%rbx
  call   <printf@plt>
  cmp    %rbx,%r12
  jne    L11
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L25
  add    $0x40,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L25:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D13
datatype: string
name: parse_data
arguments: data_label: D18
datatype: string

tool: D13: %d

tool: D18: %d


assistant: ```c
int main() {
  int x = -1, arr[9], array_num = 0;
  while (x <= 0 || x >= 10)
    scanf("%d", &x);
  for (int i = 0; array_num < 10; i++) {
    if (is_prime(i) == 1) {
      if (i % 10 == x) {
        arr[array_num] = i;
        array_num++;
      }
    }
  }
  for (int i = 0; i < 10; ++i)
    printf("%d\n", arr[i]);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<u8_offset>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L8
L10:
  addl   $0x1,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  jne    L46
  addl   $0x1,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  jne    L46
  addl   $0x1,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  and    $0xc0,%eax
  cmp    $0x80,%eax
  jne    L46
  addl   $0x1,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
L46:
  nop
  subl   $0x1,-0x1c(%rbp)
L8:
  cmpl   $0x0,-0x1c(%rbp)
  jle    L36
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L10
L36:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int u8_offset(char *str, int charnum) {
  int offs = 0;
  while (charnum > 0 && str[offs]) {
    (void)((((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || ++offs);
    charnum--;
  }
  return offs;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<u8_offset>:
  endbr64
  mov    %esi,%ecx
  mov    $0x0,%eax
  test   %esi,%esi
  jg     L12
  ret
L16:
  lea    0x2(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  je     L23
  mov    %esi,%eax
L49:
  sub    $0x1,%ecx
  je     L38
L12:
  movslq %eax,%rdx
  cmpb   $0x0,(%rdi,%rdx,1)
  je     L38
  lea    0x1(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  je     L16
  mov    %esi,%eax
  jmp    L49
L23:
  lea    0x3(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  add    $0x4,%eax
  cmp    $0x80,%edx
  cmovne %esi,%eax
  jmp    L49
L38:
  ret
```

assistant: ```c
int u8_offset(char *str, int charnum) {
  int offs = 0;
  while (charnum > 0 && str[offs]) {
    (void)((((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || ++offs);
    charnum--;
  }
  return offs;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<u8_offset>:
  endbr64
  mov    %esi,%ecx
  xor    %eax,%eax
  test   %esi,%esi
  jle    L51
  nopl   0x0(%rax)
L32:
  movslq %eax,%rdx
  cmpb   $0x0,(%rdi,%rdx,1)
  je     L3
  lea    0x1(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  je     L18
L17:
  mov    %esi,%eax
L52:
  sub    $0x1,%ecx
  jne    L32
L3:
  ret
  nopl   0x0(%rax)
L18:
  lea    0x2(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  jne    L17
  lea    0x3(%rax),%esi
  add    $0x4,%eax
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  cmovne %esi,%eax
  jmp    L52
L51:
  ret
```

assistant: ```c
int u8_offset(char *str, int charnum) {
  int offs = 0;
  while (charnum > 0 && str[offs]) {
    (void)((((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || ++offs);
    charnum--;
  }
  return offs;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<u8_offset>:
  endbr64
  mov    %esi,%ecx
  xor    %eax,%eax
  test   %esi,%esi
  jle    L14
  nopl   0x0(%rax)
L39:
  movslq %eax,%rdx
  cmpb   $0x0,(%rdi,%rdx,1)
  je     L1
  lea    0x1(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  je     L50
L55:
  mov    %esi,%eax
L11:
  sub    $0x1,%ecx
  jne    L39
L1:
  ret
  nopl   0x0(%rax)
L50:
  lea    0x2(%rax),%esi
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  jne    L55
  lea    0x3(%rax),%esi
  add    $0x4,%eax
  movslq %esi,%rdx
  movsbl (%rdi,%rdx,1),%edx
  and    $0xc0,%edx
  cmp    $0x80,%edx
  cmovne %esi,%eax
  jmp    L11
L14:
  ret
```

assistant: ```c
int u8_offset(char *str, int charnum) {
  int offs = 0;
  while (charnum > 0 && str[offs]) {
    (void)((((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || (((str[++offs]) & 0xC0) != 0x80) || ++offs);
    charnum--;
  }
  return offs;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<xdl_hash_record>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movq   $0x1505,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L39
L28:
  mov    -0x10(%rbp),%rax
  shl    $0x5,%rax
  add    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbq %al,%rax
  xor    %rax,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
L39:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jae    L16
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L28
L16:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jae    L8
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  jmp    L44
L8:
  mov    -0x8(%rbp),%rax
L44:
  mov    -0x18(%rbp),%rdx
  mov    %rax,(%rdx)
  mov    -0x10(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
unsigned long xdl_hash_record(char const **data, char const *top) {
  unsigned long ha = 5381;
  char const *ptr = *data;
  for (; ptr < top && *ptr != '\n'; ptr++) {
    ha += (ha << 5);
    ha ^= (unsigned long)*ptr;
  }
  *data = ptr < top ? ptr + 1 : ptr;
  return ha;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<xdl_hash_record>:
  endbr64
  mov    (%rdi),%rcx
  mov    $0x1505,%eax
  cmp    %rsi,%rcx
  jae    L27
L30:
  movzbl (%rcx),%edx
  cmp    $0xa,%dl
  je     L31
  mov    %rax,%r8
  shl    $0x5,%r8
  add    %r8,%rax
  movsbq %dl,%rdx
  xor    %rdx,%rax
  add    $0x1,%rcx
  cmp    %rcx,%rsi
  jne    L30
  jmp    L41
L27:
  mov    %rcx,%rsi
  jmp    L41
L31:
  cmp    %rsi,%rcx
  mov    %rcx,%rsi
  adc    $0x0,%rsi
L41:
  mov    %rsi,(%rdi)
  ret
```

assistant: ```c
unsigned long xdl_hash_record(char const **data, char const *top) {
  unsigned long ha = 5381;
  char const *ptr = *data;
  for (; ptr < top && *ptr != '\n'; ptr++) {
    ha += (ha << 5);
    ha ^= (unsigned long)*ptr;
  }
  *data = ptr < top ? ptr + 1 : ptr;
  return ha;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<xdl_hash_record>:
  endbr64
  mov    (%rdi),%rcx
  mov    $0x1505,%eax
  cmp    %rsi,%rcx
  jb     L27
  jmp    L24
  nopl   0x0(%rax,%rax,1)
L8:
  mov    %rax,%r8
  add    $0x1,%rcx
  shl    $0x5,%r8
  add    %r8,%rax
  xor    %rdx,%rax
  cmp    %rcx,%rsi
  je     L5
L27:
  movsbq (%rcx),%rdx
  cmp    $0xa,%dl
  jne    L8
  cmp    %rsi,%rcx
  mov    %rcx,%rsi
  adc    $0x0,%rsi
L5:
  mov    %rsi,(%rdi)
  ret
L24:
  mov    %rcx,%rsi
  jmp    L5
```

assistant: ```c
unsigned long xdl_hash_record(char const **data, char const *top) {
  unsigned long ha = 5381;
  char const *ptr = *data;
  for (; ptr < top && *ptr != '\n'; ptr++) {
    ha += (ha << 5);
    ha ^= (unsigned long)*ptr;
  }
  *data = ptr < top ? ptr + 1 : ptr;
  return ha;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<xdl_hash_record>:
  endbr64
  mov    (%rdi),%rcx
  mov    $0x1505,%eax
  cmp    %rsi,%rcx
  jb     L22
  jmp    L27
  nopl   0x0(%rax,%rax,1)
L23:
  mov    %rax,%r8
  add    $0x1,%rcx
  shl    $0x5,%r8
  add    %r8,%rax
  xor    %rdx,%rax
  cmp    %rcx,%rsi
  je     L38
L22:
  movsbq (%rcx),%rdx
  cmp    $0xa,%dl
  jne    L23
  cmp    %rsi,%rcx
  mov    %rcx,%rsi
  adc    $0x0,%rsi
L38:
  mov    %rsi,(%rdi)
  ret
L27:
  mov    %rcx,%rsi
  jmp    L38
```

assistant: ```c
unsigned long xdl_hash_record(char const **data, char const *top) {
  unsigned long ha = 5381;
  char const *ptr = *data;
  for (; ptr < top && *ptr != '\n'; ptr++) {
    ha += (ha << 5);
    ha ^= (unsigned long)*ptr;
  }
  *data = ptr < top ? ptr + 1 : ptr;
  return ha;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<printUsage>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    D29(%rip),%eax
  lea    0x1(%rax),%edx
  mov    %edx,D24(%rip)
  test   %eax,%eax
  jne    L9
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D24(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L10
L9:
  nop
L10:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D24
type_guessed: string

tool: D24: Python Launcher for Android

usage: %s [launcher-arguments] [python-arguments]

Launcher arguments:

-N  : Launch the latest Python N.x version
-X.Y: Launch the specified Python version

The following help text is from Python:



assistant: ```c
void printUsage(const char *programName) {
  static int mExecPrev = 0;
  if (mExecPrev++ != 0)
    return;
  printf("Python Launcher for Android\n"
         "\n"
         "usage: %s [launcher-arguments] [python-arguments]\n"
         "\n"
         "Launcher arguments:\n"
         "\n"
         "-N  : Launch the latest Python N.x version\n"
         "-X.Y: Launch the specified Python version\n"
         "\n"
         "The following help text is from Python:\n\n",
         programName);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<printUsage>:
  endbr64
  mov    D1(%rip),%eax
  lea    0x1(%rax),%edx
  mov    %edx,D12(%rip)
  test   %eax,%eax
  je     L7
  ret
L7:
  sub    $0x8,%rsp
  mov    %rdi,%rsi
  lea    D12(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D12
type: string

tool: D12: Python Launcher for Android

usage: %s [launcher-arguments] [python-arguments]

Launcher arguments:

-N  : Launch the latest Python N.x version
-X.Y: Launch the specified Python version

The following help text is from Python:



assistant: ```c
void printUsage(const char *programName) {
  static int mExecPrev = 0;
  if (mExecPrev++ != 0)
    return;
  printf("Python Launcher for Android\n"
         "\n"
         "usage: %s [launcher-arguments] [python-arguments]\n"
         "\n"
         "Launcher arguments:\n"
         "\n"
         "-N  : Launch the latest Python N.x version\n"
         "-X.Y: Launch the specified Python version\n"
         "\n"
         "The following help text is from Python:\n\n",
         programName);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<printUsage>:
  endbr64
  mov    D14(%rip),%eax
  mov    %rdi,%rsi
  lea    0x1(%rax),%edx
  mov    %edx,D20(%rip)
  test   %eax,%eax
  je     L4
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  lea    D20(%rip),%rdi
  jmp    1050 <printf@plt>
```

tool_calls: name: read_data
arguments: label: D20
type_infered: string

tool: D20: Python Launcher for Android

usage: %s [launcher-arguments] [python-arguments]

Launcher arguments:

-N  : Launch the latest Python N.x version
-X.Y: Launch the specified Python version

The following help text is from Python:



assistant: ```c
void printUsage(const char *programName) {
  static int mExecPrev = 0;
  if (mExecPrev++ != 0)
    return;
  printf("Python Launcher for Android\n"
         "\n"
         "usage: %s [launcher-arguments] [python-arguments]\n"
         "\n"
         "Launcher arguments:\n"
         "\n"
         "-N  : Launch the latest Python N.x version\n"
         "-X.Y: Launch the specified Python version\n"
         "\n"
         "The following help text is from Python:\n\n",
         programName);
}
```