ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x8,%edi
  call   <malloc@plt>
  movswq (%rax),%rdx
  mov    %rdx,(%rax)
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  long long *p = malloc(sizeof(long long));
  *p = 5;
  *p = *(short *)p;
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<modInverse>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    -0x14(%rbp),%eax
  cltd
  idivl  -0x18(%rbp)
  mov    %edx,-0x14(%rbp)
  movl   $0x1,-0x4(%rbp)
  jmp    L29
L12:
  mov    -0x14(%rbp),%eax
  imul   -0x4(%rbp),%eax
  cltd
  idivl  -0x18(%rbp)
  mov    %edx,%eax
  cmp    $0x1,%eax
  jne    L24
  mov    -0x4(%rbp),%eax
  jmp    L3
L24:
  addl   $0x1,-0x4(%rbp)
L29:
  mov    -0x4(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  jl     L12
  mov    $0xffffffff,%eax
L3:
  pop    %rbp
  ret
```

assistant: ```c
int modInverse(int a, int m) {
  a = a % m;
  for (int x = 1; x < m; x++)
    if ((a * x) % m == 1)
      return x;
  return -1;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<modInverse>:
  endbr64
  mov    %edi,%eax
  cltd
  idiv   %esi
  mov    %edx,%r8d
  mov    %edx,%edi
  cmp    $0x1,%esi
  jle    L36
  cmp    $0x1,%edx
  je     L49
  lea    (%rdx,%rdx,1),%ecx
  mov    $0x1,%edi
L56:
  add    $0x1,%edi
  cmp    %edi,%esi
  je     L27
  mov    %ecx,%eax
  cltd
  idiv   %esi
  add    %r8d,%ecx
  cmp    $0x1,%edx
  jne    L56
  jmp    L49
L27:
  mov    $0xffffffff,%edi
L49:
  mov    %edi,%eax
  ret
L36:
  mov    $0xffffffff,%edi
  jmp    L49
```

assistant: ```c
int modInverse(int a, int m) {
  a = a % m;
  for (int x = 1; x < m; x++)
    if ((a * x) % m == 1)
      return x;
  return -1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<modInverse>:
  endbr64
  mov    %edi,%eax
  cltd
  idiv   %esi
  mov    %edx,%r9d
  mov    %edx,%r8d
  cmp    $0x1,%esi
  jle    L18
  cmp    $0x1,%edx
  je     L7
  lea    (%rdx,%rdx,1),%ecx
  mov    $0x1,%r8d
  jmp    L16
  nopl   0x0(%rax)
L29:
  mov    %ecx,%eax
  add    %r9d,%ecx
  cltd
  idiv   %esi
  cmp    $0x1,%edx
  je     L7
L16:
  add    $0x1,%r8d
  cmp    %r8d,%esi
  jne    L29
L18:
  mov    $0xffffffff,%r8d
L7:
  mov    %r8d,%eax
  ret
```

assistant: ```c
int modInverse(int a, int m) {
  a = a % m;
  for (int x = 1; x < m; x++)
    if ((a * x) % m == 1)
      return x;
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<modInverse>:
  endbr64
  mov    %edi,%eax
  cltd
  idiv   %esi
  mov    %edx,%r9d
  mov    %edx,%r8d
  cmp    $0x1,%esi
  jle    L36
  cmp    $0x1,%edx
  je     L46
  lea    (%rdx,%rdx,1),%ecx
  mov    $0x1,%r8d
  jmp    L24
  nopl   0x0(%rax)
L0:
  mov    %ecx,%eax
  add    %r9d,%ecx
  cltd
  idiv   %esi
  cmp    $0x1,%edx
  je     L46
L24:
  add    $0x1,%r8d
  cmp    %r8d,%esi
  jne    L0
L36:
  mov    $0xffffffff,%r8d
L46:
  mov    %r8d,%eax
  ret
```

assistant: ```c
int modInverse(int a, int m) {
  a = a % m;
  for (int x = 1; x < m; x++)
    if ((a * x) % m == 1)
      return x;
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<memcmp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x18(%rbp)
  jmp    L58
L37:
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,8),%rcx
  mov    -0x8(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  jge    L30
  mov    $0xffffffff,%eax
  jmp    L16
L30:
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,8),%rcx
  mov    -0x10(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  jge    L32
  mov    $0x1,%eax
  jmp    L16
L32:
  addq   $0x1,-0x18(%rbp)
L58:
  mov    -0x18(%rbp),%rax
  cmp    -0x38(%rbp),%rax
  jb     L37
  mov    $0x0,%eax
L16:
  pop    %rbp
  ret
```

assistant: ```c
int memcmp(const void *aptr, const void *bptr, size_t size) {
  const uint8_t *a = (const uint8_t *)aptr;
  const uint8_t *b = (const uint8_t *)bptr;
  for (size_t i = 0; i < size; i++) {
    if (a[i] < b[i])
      return -1;
    else if (b[i] < a[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
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L29
  mov    $0x0,%eax
L10:
  mov    (%rdi,%rax,8),%r8
  mov    (%rsi,%rax,8),%rcx
  cmp    %rcx,%r8
  jl     L37
  jg     L38
  add    $0x1,%rax
  cmp    %rax,%rdx
  jne    L10
  mov    $0x0,%eax
  ret
L29:
  mov    $0x0,%eax
  ret
L37:
  mov    $0xffffffff,%eax
  ret
L38:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *aptr, const void *bptr, size_t size) {
  const uint8_t *a = (const uint8_t *)aptr;
  const uint8_t *b = (const uint8_t *)bptr;
  for (size_t i = 0; i < size; i++) {
    if (a[i] < b[i])
      return -1;
    else if (b[i] < a[i])
      return 1;
  }
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L3
  xor    %eax,%eax
  jmp    L19
  nopl   (%rax)
L29:
  jg     L40
  add    $0x1,%rax
  cmp    %rax,%rdx
  je     L3
L19:
  mov    (%rsi,%rax,8),%rcx
  cmp    %rcx,(%rdi,%rax,8)
  jge    L29
  mov    $0xffffffff,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L3:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L40:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *aptr, const void *bptr, size_t size) {
  const uint8_t *a = (const uint8_t *)aptr;
  const uint8_t *b = (const uint8_t *)bptr;
  for (size_t i = 0; i < size; i++) {
    if (a[i] < b[i])
      return -1;
    else if (b[i] < a[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
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L30
  xor    %eax,%eax
  jmp    L15
  nopl   (%rax)
L47:
  jg     L27
  add    $0x1,%rax
  cmp    %rax,%rdx
  je     L30
L15:
  mov    (%rsi,%rax,8),%rcx
  cmp    %rcx,(%rdi,%rax,8)
  jge    L47
  mov    $0xffffffff,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L30:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L27:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *aptr, const void *bptr, size_t size) {
  const uint8_t *a = (const uint8_t *)aptr;
  const uint8_t *b = (const uint8_t *)bptr;
  for (size_t i = 0; i < size; i++) {
    if (a[i] < b[i])
      return -1;
    else if (b[i] < a[i])
      return 1;
  }
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<recv_loop>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x18(%rbp)
  mov    %r8d,-0x2c(%rbp)
  cmpq   $0x0,-0x20(%rbp)
  je     L88
  cmpq   $0x0,-0x28(%rbp)
  jne    L53
L88:
  mov    D20(%rip),%rax
  mov    (%rax),%rdx
  mov    D18(%rip),%rax
  mov    %rdx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L67
L53:
  mov    -0x28(%rbp),%rax
  mov    %eax,-0x8(%rbp)
  jmp    L24
L89:
  mov    -0x8(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x14(%rbp),%eax
  mov    $0x0,%ecx
  mov    %eax,%edi
  call   <recv@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0xffffffff,-0x4(%rbp)
  jne    L12
  mov    D18(%rip),%rax
  mov    (%rax),%rdx
  mov    D21(%rip),%rax
  mov    (%rax),%rax
  cmp    %rax,%rdx
  je     L12
  mov    $0xffffffff,%eax
  jmp    L67
L12:
  cmpl   $0x0,-0x4(%rbp)
  jne    L130
  mov    $0xffffffff,%eax
  jmp    L67
L130:
  cmpl   $0x0,-0x4(%rbp)
  jle    L2
  mov    -0x4(%rbp),%eax
  cltq
  add    %rax,-0x20(%rbp)
  mov    -0x4(%rbp),%eax
  sub    %eax,-0x8(%rbp)
L2:
  cmpl   $0x0,-0x8(%rbp)
  jle    L135
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <usleep@plt>
L24:
  cmpl   $0x0,-0x8(%rbp)
  jle    L101
  mov    -0x2c(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x2c(%rbp)
  test   %eax,%eax
  jg     L89
  jmp    L101
L135:
  nop
L101:
  mov    -0x28(%rbp),%rax
  mov    -0x8(%rbp),%edx
  sub    %edx,%eax
L67:
  leave
  ret
```

assistant: ```c
int recv_loop(int sd, char *buf, size_t buf_len, int timeout_in_usec, int count_loop) {
  int n, len;
  if (!buf || !buf_len) {
    errno = EINVAL;
    return -1;
  }
  len = buf_len;
  while ((len > 0) && (count_loop-- > 0)) {
    n = recv(sd, buf, len, 0);
    if ((n == -1) && (errno != EAGAIN))
      return -1;
    if (n == 0)
      return -1;
    if (n > 0) {
      buf += n;
      len -= n;
    }
    if (len <= 0)
      break;
    usleep(timeout_in_usec);
  }
  return (buf_len - len);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<recv_loop>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  je     L83
  mov    %edi,%r13d
  mov    %rsi,%r12
  mov    %rdx,%r15
  mov    %ecx,%r14d
  test   %rdx,%rdx
  je     L83
  mov    %edx,%ebx
  test   %edx,%edx
  jle    L129
  lea    -0x1(%r8),%ebp
  test   %r8d,%r8d
  jg     L28
L129:
  mov    %r15d,%eax
  sub    %ebx,%eax
L9:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L83:
  mov    D14(%rip),%rax
  mov    (%rax),%rdx
  mov    D26(%rip),%rax
  mov    %rdx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L9
L38:
  mov    D26(%rip),%rcx
  mov    D36(%rip),%rdx
  mov    (%rdx),%rsi
  cmp    %rsi,(%rcx)
  je     L110
  jmp    L9
L0:
  movslq %eax,%rdx
  add    %rdx,%r12
  sub    %eax,%ebx
L110:
  test   %ebx,%ebx
  jle    L129
  mov    %r14d,%edi
  call   <usleep@plt>
  sub    $0x1,%ebp
  cmp    $0xffffffff,%ebp
  je     L129
L28:
  mov    $0x0,%ecx
  mov    %ebx,%edx
  mov    %r12,%rsi
  mov    %r13d,%edi
  call   <recv@plt>
  cmp    $0xffffffff,%eax
  je     L38
  test   %eax,%eax
  je     L12
  jg     L0
  jmp    L110
L12:
  mov    $0xffffffff,%eax
  jmp    L9
```

assistant: ```c
int recv_loop(int sd, char *buf, size_t buf_len, int timeout_in_usec, int count_loop) {
  int n, len;
  if (!buf || !buf_len) {
    errno = EINVAL;
    return -1;
  }
  len = buf_len;
  while ((len > 0) && (count_loop-- > 0)) {
    n = recv(sd, buf, len, 0);
    if ((n == -1) && (errno != EAGAIN))
      return -1;
    if (n == 0)
      return -1;
    if (n > 0) {
      buf += n;
      len -= n;
    }
    if (len <= 0)
      break;
    usleep(timeout_in_usec);
  }
  return (buf_len - len);
}
```
user: What is the c source code of the assembly code below:

```asm
<recv_loop>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  je     L103
  mov    %rdx,%r15
  test   %rdx,%rdx
  je     L103
  mov    %edx,%ebp
  test   %edx,%edx
  jle    L104
  mov    %edi,%r13d
  mov    %rsi,%r12
  lea    -0x1(%r8),%ebx
  mov    %ecx,%r14d
  test   %r8d,%r8d
  jg     L96
  jmp    L104
  nopl   0x0(%rax)
L15:
  test   %eax,%eax
  je     L21
  jle    L65
  movslq %eax,%rdx
  sub    %eax,%ebp
  add    %rdx,%r12
  test   %ebp,%ebp
  jle    L104
L65:
  mov    %r14d,%edi
  call   <usleep@plt>
  sub    $0x1,%ebx
  jb     L104
L96:
  xor    %ecx,%ecx
  mov    %ebp,%edx
  mov    %r12,%rsi
  mov    %r13d,%edi
  call   <recv@plt>
  cmp    $0xffffffff,%eax
  jne    L15
  mov    D7(%rip),%rdx
  mov    D20(%rip),%rcx
  mov    (%rdx),%rsi
  cmp    %rsi,(%rcx)
  je     L65
L24:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L104:
  add    $0x8,%rsp
  mov    %r15d,%eax
  pop    %rbx
  sub    %ebp,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L21:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L103:
  mov    D35(%rip),%rax
  mov    (%rax),%rdx
  mov    D20(%rip),%rax
  mov    %rdx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L24
```

assistant: ```c
int recv_loop(int sd, char *buf, size_t buf_len, int timeout_in_usec, int count_loop) {
  int n, len;
  if (!buf || !buf_len) {
    errno = EINVAL;
    return -1;
  }
  len = buf_len;
  while ((len > 0) && (count_loop-- > 0)) {
    n = recv(sd, buf, len, 0);
    if ((n == -1) && (errno != EAGAIN))
      return -1;
    if (n == 0)
      return -1;
    if (n > 0) {
      buf += n;
      len -= n;
    }
    if (len <= 0)
      break;
    usleep(timeout_in_usec);
  }
  return (buf_len - len);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<recv_loop>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  je     L54
  mov    %rdx,%r15
  test   %rdx,%rdx
  je     L54
  mov    %edx,%ebp
  test   %edx,%edx
  jle    L4
  mov    %edi,%r13d
  mov    %rsi,%r12
  lea    -0x1(%r8),%ebx
  mov    %ecx,%r14d
  test   %r8d,%r8d
  jg     L102
  jmp    L4
  nopl   0x0(%rax)
L69:
  test   %eax,%eax
  je     L23
  jle    L90
  movslq %eax,%rdx
  sub    %eax,%ebp
  add    %rdx,%r12
  test   %ebp,%ebp
  jle    L4
L90:
  mov    %r14d,%edi
  call   <usleep@plt>
  sub    $0x1,%ebx
  jb     L4
L102:
  xor    %ecx,%ecx
  mov    %ebp,%edx
  mov    %r12,%rsi
  mov    %r13d,%edi
  call   <recv@plt>
  cmp    $0xffffffff,%eax
  jne    L69
  mov    D30(%rip),%rdx
  mov    D0(%rip),%rcx
  mov    (%rdx),%rsi
  cmp    %rsi,(%rcx)
  je     L90
L104:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L4:
  add    $0x8,%rsp
  mov    %r15d,%eax
  pop    %rbx
  sub    %ebp,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L23:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L54:
  mov    D4(%rip),%rax
  mov    (%rax),%rdx
  mov    D0(%rip),%rax
  mov    %rdx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L104
```

assistant: ```c
int recv_loop(int sd, char *buf, size_t buf_len, int timeout_in_usec, int count_loop) {
  int n, len;
  if (!buf || !buf_len) {
    errno = EINVAL;
    return -1;
  }
  len = buf_len;
  while ((len > 0) && (count_loop-- > 0)) {
    n = recv(sd, buf, len, 0);
    if ((n == -1) && (errno != EAGAIN))
      return -1;
    if (n == 0)
      return -1;
    if (n > 0) {
      buf += n;
      len -= n;
    }
    if (len <= 0)
      break;
    usleep(timeout_in_usec);
  }
  return (buf_len - len);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<str_len_04>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  movq   $0x0,-0x18(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  jmp    L128
L43:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L182
  mov    -0x10(%rbp),%rax
  sub    -0x28(%rbp),%rax
  jmp    L31
L182:
  addq   $0x1,-0x10(%rbp)
L128:
  mov    -0x10(%rbp),%rax
  and    $0xf,%eax
  test   %rax,%rax
  jne    L43
  mov    -0x10(%rbp),%rax
  sub    -0x28(%rbp),%rax
  add    %rax,-0x18(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L130:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movzbl %al,%eax
  test   %rax,%rax
  je     L0
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  and    $0xff00,%eax
  test   %rax,%rax
  jne    L47
  addq   $0x1,-0x18(%rbp)
  jmp    L75
L47:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  and    $0xff0000,%eax
  test   %rax,%rax
  jne    L175
  addq   $0x2,-0x18(%rbp)
  jmp    L75
L175:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  and    $0xff000000,%eax
  test   %rax,%rax
  jne    L21
  addq   $0x3,-0x18(%rbp)
  jmp    L75
L21:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movabs $0xff00000000,%rdx
  and    %rdx,%rax
  test   %rax,%rax
  jne    L186
  addq   $0x4,-0x18(%rbp)
  jmp    L75
L186:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movabs $0xff0000000000,%rdx
  and    %rdx,%rax
  test   %rax,%rax
  jne    L119
  addq   $0x5,-0x18(%rbp)
  jmp    L75
L119:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movabs $0xff000000000000,%rdx
  and    %rdx,%rax
  test   %rax,%rax
  jne    L183
  addq   $0x6,-0x18(%rbp)
  jmp    L75
L183:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  movabs $0xff00000000000000,%rdx
  and    %rdx,%rax
  test   %rax,%rax
  jne    L125
  addq   $0x7,-0x18(%rbp)
  jmp    L75
L125:
  addq   $0x8,-0x18(%rbp)
  addq   $0x8,-0x8(%rbp)
  jmp    L130
L0:
  nop
L75:
  mov    -0x18(%rbp),%rax
L31:
  pop    %rbp
  ret
```

assistant: ```c
size_t str_len_04(const char *s) {
  size_t len = 0;
  const char *tmp;
  for (tmp = s; ((unsigned long)(tmp) & (15)) != 0; ++tmp) {
    if (!(*tmp)) {
      return tmp - s;
    }
  }
  len += (tmp - s);
  unsigned long long *a = (unsigned long long *)tmp;
  for (;; ++a) {
    if (!((*a) & (0x00000000000000ff))) {
      break;
    }
    if (!((*a) & (0x000000000000ff00))) {
      len += 1;
      break;
    }
    if (!((*a) & (0x0000000000ff0000))) {
      len += 2;
      break;
    }
    if (!((*a) & (0x00000000ff000000))) {
      len += 3;
      break;
    }
    if (!((*a) & (0x000000ff00000000))) {
      len += 4;
      break;
    }
    if (!((*a) & (0x0000ff0000000000))) {
      len += 5;
      break;
    }
    if (!((*a) & (0x00ff000000000000))) {
      len += 6;
      break;
    }
    if (!((*a) & (0xff00000000000000))) {
      len += 7;
      break;
    }
    len += 8;
  }
  return len;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<str_len_04>:
  endbr64
  test   $0xf,%dil
  je     L182
  mov    %rdi,%rax
L27:
  cmpb   $0x0,(%rax)
  je     L16
  add    $0x1,%rax
  test   $0xf,%al
  jne    L27
L195:
  mov    %rax,%r10
  sub    %rdi,%r10
  mov    (%rax),%rdx
  test   %dl,%dl
  je     L55
  mov    %r10,%rcx
  movabs $0xff00000000,%rsi
  movabs $0xff0000000000,%rdi
  movabs $0xff000000000000,%r8
  movabs $0xff00000000000000,%r9
  sub    %r10,%rax
L30:
  test   $0xff,%dh
  je     L126
  test   $0xff0000,%edx
  je     L35
  test   $0xff000000,%edx
  je     L80
  test   %rsi,%rdx
  je     L151
  test   %rdi,%rdx
  je     L214
  test   %r8,%rdx
  je     L146
  test   %r9,%rdx
  je     L168
  add    $0x8,%rcx
  mov    (%rax,%rcx,1),%rdx
  test   %dl,%dl
  jne    L30
  jmp    L177
L16:
  sub    %rdi,%rax
  mov    %rax,%rcx
L177:
  mov    %rcx,%rax
  ret
L182:
  mov    %rdi,%rax
  jmp    L195
L126:
  add    $0x1,%rcx
  jmp    L177
L35:
  add    $0x2,%rcx
  jmp    L177
L80:
  add    $0x3,%rcx
  jmp    L177
L151:
  add    $0x4,%rcx
  jmp    L177
L214:
  add    $0x5,%rcx
  jmp    L177
L146:
  add    $0x6,%rcx
  jmp    L177
L168:
  add    $0x7,%rcx
  jmp    L177
L55:
  mov    %r10,%rcx
  jmp    L177
```

assistant: ```c
size_t str_len_04(const char *s) {
  size_t len = 0;
  const char *tmp;
  for (tmp = s; ((unsigned long)(tmp) & (15)) != 0; ++tmp) {
    if (!(*tmp)) {
      return tmp - s;
    }
  }
  len += (tmp - s);
  unsigned long long *a = (unsigned long long *)tmp;
  for (;; ++a) {
    if (!((*a) & (0x00000000000000ff))) {
      break;
    }
    if (!((*a) & (0x000000000000ff00))) {
      len += 1;
      break;
    }
    if (!((*a) & (0x0000000000ff0000))) {
      len += 2;
      break;
    }
    if (!((*a) & (0x00000000ff000000))) {
      len += 3;
      break;
    }
    if (!((*a) & (0x000000ff00000000))) {
      len += 4;
      break;
    }
    if (!((*a) & (0x0000ff0000000000))) {
      len += 5;
      break;
    }
    if (!((*a) & (0x00ff000000000000))) {
      len += 6;
      break;
    }
    if (!((*a) & (0xff00000000000000))) {
      len += 7;
      break;
    }
    len += 8;
  }
  return len;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<str_len_04>:
  endbr64
  mov    %rdi,%rax
  mov    %rdi,%rdx
  and    $0xf,%eax
  jne    L133
  jmp    L91
  nopl   0x0(%rax)
L59:
  add    $0x1,%rdx
  test   $0xf,%dl
  je     L125
L133:
  cmpb   $0x0,(%rdx)
  jne    L59
  mov    %rdx,%rax
  sub    %rdi,%rax
  ret
  nopl   (%rax)
L125:
  mov    %rdx,%rax
  sub    %rdi,%rax
L91:
  mov    (%rdx),%rcx
  test   %cl,%cl
  je     L11
  movabs $0xff00000000,%rsi
  sub    %rax,%rdx
  movabs $0xff0000000000,%rdi
  movabs $0xff000000000000,%r8
  movabs $0xff00000000000000,%r9
  jmp    L47
  nopw   0x0(%rax,%rax,1)
L13:
  test   $0xff0000,%ecx
  je     L53
  test   $0xff000000,%ecx
  je     L32
  test   %rsi,%rcx
  je     L104
  test   %rdi,%rcx
  je     L18
  test   %r8,%rcx
  je     L41
  test   %r9,%rcx
  je     L77
  add    $0x8,%rax
  mov    (%rdx,%rax,1),%rcx
  test   %cl,%cl
  je     L11
L47:
  test   $0xff,%ch
  jne    L13
  add    $0x1,%rax
  ret
  nopw   0x0(%rax,%rax,1)
L11:
  ret
L53:
  add    $0x2,%rax
  ret
L32:
  add    $0x3,%rax
  ret
L104:
  add    $0x4,%rax
  ret
L18:
  add    $0x5,%rax
  ret
L41:
  add    $0x6,%rax
  ret
L77:
  add    $0x7,%rax
  ret
```

assistant: ```c
size_t str_len_04(const char *s) {
  size_t len = 0;
  const char *tmp;
  for (tmp = s; ((unsigned long)(tmp) & (15)) != 0; ++tmp) {
    if (!(*tmp)) {
      return tmp - s;
    }
  }
  len += (tmp - s);
  unsigned long long *a = (unsigned long long *)tmp;
  for (;; ++a) {
    if (!((*a) & (0x00000000000000ff))) {
      break;
    }
    if (!((*a) & (0x000000000000ff00))) {
      len += 1;
      break;
    }
    if (!((*a) & (0x0000000000ff0000))) {
      len += 2;
      break;
    }
    if (!((*a) & (0x00000000ff000000))) {
      len += 3;
      break;
    }
    if (!((*a) & (0x000000ff00000000))) {
      len += 4;
      break;
    }
    if (!((*a) & (0x0000ff0000000000))) {
      len += 5;
      break;
    }
    if (!((*a) & (0x00ff000000000000))) {
      len += 6;
      break;
    }
    if (!((*a) & (0xff00000000000000))) {
      len += 7;
      break;
    }
    len += 8;
  }
  return len;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<str_len_04>:
  endbr64
  mov    %rdi,%rax
  mov    %rdi,%rdx
  and    $0xf,%eax
  jne    L103
  jmp    L134
  nopl   0x0(%rax)
L60:
  add    $0x1,%rdx
  test   $0xf,%dl
  je     L126
L103:
  cmpb   $0x0,(%rdx)
  jne    L60
  mov    %rdx,%rax
  sub    %rdi,%rax
  ret
  nopl   (%rax)
L126:
  mov    %rdx,%rax
  sub    %rdi,%rax
L134:
  mov    (%rdx),%rcx
  test   %cl,%cl
  je     L139
  movabs $0xff00000000,%rsi
  sub    %rax,%rdx
  movabs $0xff0000000000,%rdi
  movabs $0xff000000000000,%r8
  movabs $0xff00000000000000,%r9
  jmp    L124
  nopw   0x0(%rax,%rax,1)
L82:
  test   $0xff0000,%ecx
  je     L26
  test   $0xff000000,%ecx
  je     L56
  test   %rsi,%rcx
  je     L120
  test   %rdi,%rcx
  je     L39
  test   %r8,%rcx
  je     L37
  test   %r9,%rcx
  je     L28
  add    $0x8,%rax
  mov    (%rdx,%rax,1),%rcx
  test   %cl,%cl
  je     L139
L124:
  test   $0xff,%ch
  jne    L82
  add    $0x1,%rax
  ret
  nopw   0x0(%rax,%rax,1)
L139:
  ret
L26:
  add    $0x2,%rax
  ret
L56:
  add    $0x3,%rax
  ret
L120:
  add    $0x4,%rax
  ret
L39:
  add    $0x5,%rax
  ret
L37:
  add    $0x6,%rax
  ret
L28:
  add    $0x7,%rax
  ret
```

assistant: ```c
size_t str_len_04(const char *s) {
  size_t len = 0;
  const char *tmp;
  for (tmp = s; ((unsigned long)(tmp) & (15)) != 0; ++tmp) {
    if (!(*tmp)) {
      return tmp - s;
    }
  }
  len += (tmp - s);
  unsigned long long *a = (unsigned long long *)tmp;
  for (;; ++a) {
    if (!((*a) & (0x00000000000000ff))) {
      break;
    }
    if (!((*a) & (0x000000000000ff00))) {
      len += 1;
      break;
    }
    if (!((*a) & (0x0000000000ff0000))) {
      len += 2;
      break;
    }
    if (!((*a) & (0x00000000ff000000))) {
      len += 3;
      break;
    }
    if (!((*a) & (0x000000ff00000000))) {
      len += 4;
      break;
    }
    if (!((*a) & (0x0000ff0000000000))) {
      len += 5;
      break;
    }
    if (!((*a) & (0x00ff000000000000))) {
      len += 6;
      break;
    }
    if (!((*a) & (0xff00000000000000))) {
      len += 7;
      break;
    }
    len += 8;
  }
  return len;
}
```
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
  mov    $0x0,%eax
  call   <debug_init@plt>
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <debug@plt>
L7:
  mov    $0x0,%eax
  call   <usb_poll@plt>
  jmp    L7
```

tool_calls: name: retrieve_data
arguments: data_label: D0
datatype: string

tool: D0: 

libci20 firmware


assistant: ```c
void main(void) {
  debug_init();
  debug("\r\n\r\nlibci20 firmware\r\n");
  while (1) {
    usb_poll();
  }
}
```