ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<gen_str_alphanumeric>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%r12
  lea    -0x1(%rdi,%rdx,1),%r13
  mov    $0x5f,%r14d
  cmp    %r13,%rdi
  je     L7
L3:
  movzbl (%r12),%ebx
  test   %bl,%bl
  je     L17
  movsbl %bl,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  cmove  %r14d,%ebx
  mov    %bl,0x0(%rbp)
  add    $0x1,%r12
  add    $0x1,%rbp
  cmp    %rbp,%r13
  jne    L3
L17:
  movb   $0x0,0x0(%rbp)
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L7:
  mov    %r13,%rbp
  jmp    L17
```

assistant: ```c
void gen_str_alphanumeric(char *dst, const char *src, size_t n) {
  char *end = dst + n - 1;
  while (dst != end && *src != '\0') {
    char ch = *src;
    *dst = (isalnum(ch)) ? ch : '_';
    ++src;
    ++dst;
  }
  *dst = '\0';
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<gen_str_alphanumeric>:
  endbr64
  push   %r14
  mov    $0x5f,%r14d
  push   %r13
  lea    -0x1(%rdi,%rdx,1),%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  cmp    %r13,%rdi
  jne    L13
  jmp    L0
  nopl   0x0(%rax)
L31:
  movsbl %bl,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  cmove  %r14d,%ebx
  add    $0x1,%rbp
  add    $0x1,%r12
  mov    %bl,-0x1(%rbp)
  cmp    %rbp,%r13
  je     L0
L13:
  movzbl (%r12),%ebx
  test   %bl,%bl
  jne    L31
L0:
  pop    %rbx
  movb   $0x0,0x0(%rbp)
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
void gen_str_alphanumeric(char *dst, const char *src, size_t n) {
  char *end = dst + n - 1;
  while (dst != end && *src != '\0') {
    char ch = *src;
    *dst = (isalnum(ch)) ? ch : '_';
    ++src;
    ++dst;
  }
  *dst = '\0';
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<gen_str_alphanumeric>:
  endbr64
  push   %r13
  lea    -0x1(%rdi,%rdx,1),%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  cmp    %r13,%rdi
  je     L0
  xchg   %ax,%ax
L36:
  movzbl (%r12),%ebp
  test   %bpl,%bpl
  je     L0
  movsbl %bpl,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  je     L1
  mov    %bpl,(%rbx)
  add    $0x1,%rbx
  add    $0x1,%r12
  cmp    %rbx,%r13
  jne    L36
L0:
  movb   $0x0,(%rbx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  cs nopw 0x0(%rax,%rax,1)
L1:
  movb   $0x5f,(%rbx)
  add    $0x1,%rbx
  add    $0x1,%r12
  cmp    %rbx,%r13
  jne    L36
  movb   $0x0,(%rbx)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void gen_str_alphanumeric(char *dst, const char *src, size_t n) {
  char *end = dst + n - 1;
  while (dst != end && *src != '\0') {
    char ch = *src;
    *dst = (isalnum(ch)) ? ch : '_';
    ++src;
    ++dst;
  }
  *dst = '\0';
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<CheckARecord>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  add    $0x4,%rax
  cmp    %rax,-0x20(%rbp)
  jae    L25
  mov    $0x0,%eax
  jmp    L92
L25:
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L162
  mov    $0x0,%eax
  jmp    L92
L162:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x7f,%al
  jne    L161
  mov    $0x0,%eax
  jmp    L92
L161:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa9,%al
  jne    L70
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xfe,%al
  jne    L70
  mov    $0x0,%eax
  jmp    L92
L70:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L67
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xac,%al
  jne    L53
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  cmp    $0x1,%al
  je     L67
L53:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xc0,%al
  jne    L58
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xa8,%al
  jne    L58
L67:
  mov    $0x0,%eax
  jmp    L92
L58:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  cmp    $0xe,%al
  jne    L134
  mov    $0x0,%eax
  jmp    L92
L134:
  mov    $0x1,%eax
L92:
  pop    %rbp
  ret
```

assistant: ```c
int CheckARecord(char *sptr, char *end) {
  if (sptr + 4 > end)
    return 0;
  unsigned char *ptr = (unsigned char *)sptr;
  if (ptr[0] == 0)
    return 0;
  if (ptr[0] == 127)
    return 0;
  if (ptr[0] == 169 && ptr[1] == 254)
    return 0;
  if (ptr[0] == 10 || (ptr[0] == 172 && (ptr[1] >> 4) == (16 >> 4)) || (ptr[0] == 192 && ptr[1] == 168))
    return 0;
  if ((ptr[0] >> 4) == (224 >> 4))
    return 0;
  return 1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<CheckARecord>:
  endbr64
  lea    0x4(%rdi),%rax
  mov    $0x0,%edx
  cmp    %rsi,%rax
  ja     L30
  movzbl (%rdi),%eax
  cmp    $0x7f,%al
  je     L25
  test   %al,%al
  je     L25
  cmp    $0xa9,%al
  je     L17
  mov    $0x0,%edx
  cmp    $0xa,%al
  je     L30
  cmp    $0xac,%al
  jne    L114
  movzbl 0x1(%rdi),%ecx
  shr    $0x4,%cl
  cmp    $0x1,%cl
  jne    L85
  jmp    L30
L17:
  cmpb   $0xfe,0x1(%rdi)
  je     L30
L85:
  shr    $0x4,%al
  cmp    $0xe,%al
  setne  %dl
  movzbl %dl,%edx
  jmp    L30
L114:
  cmp    $0xc0,%al
  jne    L85
  mov    $0x0,%edx
  cmpb   $0xa8,0x1(%rdi)
  jne    L85
  jmp    L30
L25:
  mov    $0x0,%edx
L30:
  mov    %edx,%eax
  ret
```

assistant: ```c
int CheckARecord(char *sptr, char *end) {
  if (sptr + 4 > end)
    return 0;
  unsigned char *ptr = (unsigned char *)sptr;
  if (ptr[0] == 0)
    return 0;
  if (ptr[0] == 127)
    return 0;
  if (ptr[0] == 169 && ptr[1] == 254)
    return 0;
  if (ptr[0] == 10 || (ptr[0] == 172 && (ptr[1] >> 4) == (16 >> 4)) || (ptr[0] == 192 && ptr[1] == 168))
    return 0;
  if ((ptr[0] >> 4) == (224 >> 4))
    return 0;
  return 1;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<CheckARecord>:
  endbr64
  lea    0x4(%rdi),%rax
  xor    %r8d,%r8d
  cmp    %rsi,%rax
  ja     L79
  movzbl (%rdi),%eax
  cmp    $0x7f,%al
  je     L63
  test   %al,%al
  je     L63
  cmp    $0xa9,%al
  je     L78
  cmp    $0xa,%al
  je     L79
  cmp    $0xac,%al
  jne    L13
  movzbl 0x1(%rdi),%edx
  shr    $0x4,%dl
  cmp    $0x1,%dl
  je     L79
L83:
  shr    $0x4,%al
  xor    %r8d,%r8d
  cmp    $0xe,%al
  setne  %r8b
L79:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L63:
  xor    %r8d,%r8d
  mov    %r8d,%eax
  ret
  nop
L78:
  cmpb   $0xfe,0x1(%rdi)
  jne    L83
  jmp    L79
  nopl   0x0(%rax,%rax,1)
L13:
  cmp    $0xc0,%al
  jne    L83
  cmpb   $0xa8,0x1(%rdi)
  jne    L83
  jmp    L79
```

assistant: ```c
int CheckARecord(char *sptr, char *end) {
  if (sptr + 4 > end)
    return 0;
  unsigned char *ptr = (unsigned char *)sptr;
  if (ptr[0] == 0)
    return 0;
  if (ptr[0] == 127)
    return 0;
  if (ptr[0] == 169 && ptr[1] == 254)
    return 0;
  if (ptr[0] == 10 || (ptr[0] == 172 && (ptr[1] >> 4) == (16 >> 4)) || (ptr[0] == 192 && ptr[1] == 168))
    return 0;
  if ((ptr[0] >> 4) == (224 >> 4))
    return 0;
  return 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<CheckARecord>:
  endbr64
  lea    0x4(%rdi),%rax
  xor    %r8d,%r8d
  cmp    %rsi,%rax
  ja     L117
  movzbl (%rdi),%eax
  cmp    $0x7f,%al
  je     L30
  test   %al,%al
  je     L30
  cmp    $0xa9,%al
  je     L74
  cmp    $0xa,%al
  je     L117
  cmp    $0xac,%al
  jne    L13
  movzbl 0x1(%rdi),%edx
  shr    $0x4,%dl
  cmp    $0x1,%dl
  je     L117
L64:
  shr    $0x4,%al
  xor    %r8d,%r8d
  cmp    $0xe,%al
  setne  %r8b
L117:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L30:
  xor    %r8d,%r8d
  mov    %r8d,%eax
  ret
  nop
L74:
  cmpb   $0xfe,0x1(%rdi)
  jne    L64
  jmp    L117
  nopl   0x0(%rax,%rax,1)
L13:
  cmp    $0xc0,%al
  jne    L64
  cmpb   $0xa8,0x1(%rdi)
  jne    L64
  jmp    L117
```

assistant: ```c
int CheckARecord(char *sptr, char *end) {
  if (sptr + 4 > end)
    return 0;
  unsigned char *ptr = (unsigned char *)sptr;
  if (ptr[0] == 0)
    return 0;
  if (ptr[0] == 127)
    return 0;
  if (ptr[0] == 169 && ptr[1] == 254)
    return 0;
  if (ptr[0] == 10 || (ptr[0] == 172 && (ptr[1] >> 4) == (16 >> 4)) || (ptr[0] == 192 && ptr[1] == 168))
    return 0;
  if ((ptr[0] >> 4) == (224 >> 4))
    return 0;
  return 1;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<cftfx41>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  cmpl   $0x80,-0x4(%rbp)
  jne    L9
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <cftf161@plt>
  mov    -0x10(%rbp),%rax
  sub    $0xffffffffffffff80,%rax
  mov    %rax,%rdi
  call   <cftf162@plt>
  mov    -0x10(%rbp),%rax
  add    $0x100,%rax
  mov    %rax,%rdi
  call   <cftf161@plt>
  mov    -0x10(%rbp),%rax
  add    $0x180,%rax
  mov    %rax,%rdi
  call   <cftf161@plt>
  jmp    L11
L9:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <cftf081@plt>
  mov    -0x10(%rbp),%rax
  add    $0x40,%rax
  mov    %rax,%rdi
  call   <cftf082@plt>
  mov    -0x10(%rbp),%rax
  sub    $0xffffffffffffff80,%rax
  mov    %rax,%rdi
  call   <cftf081@plt>
  mov    -0x10(%rbp),%rax
  add    $0xc0,%rax
  mov    %rax,%rdi
  call   <cftf081@plt>
L11:
  nop
  leave
  ret
```

assistant: ```c
void cftfx41(int n, float *a) {
  void cftf161(float *a);
  void cftf162(float *a);
  void cftf081(float *a);
  void cftf082(float *a);
  if (n == 128) {
    cftf161(a);
    cftf162(&a[32]);
    cftf161(&a[64]);
    cftf161(&a[96]);
  } else {
    cftf081(a);
    cftf082(&a[16]);
    cftf081(&a[32]);
    cftf081(&a[48]);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<cftfx41>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  cmp    $0x80,%edi
  je     L3
  mov    %rsi,%rdi
  call   <cftf081@plt>
  lea    0x40(%rbx),%rdi
  call   <cftf082@plt>
  lea    0x80(%rbx),%rdi
  call   <cftf081@plt>
  lea    0xc0(%rbx),%rdi
  call   <cftf081@plt>
L9:
  pop    %rbx
  ret
L3:
  mov    %rsi,%rdi
  call   <cftf161@plt>
  lea    0x80(%rbx),%rdi
  call   <cftf162@plt>
  lea    0x100(%rbx),%rdi
  call   <cftf161@plt>
  lea    0x180(%rbx),%rdi
  call   <cftf161@plt>
  jmp    L9
```

assistant: ```c
void cftfx41(int n, float *a) {
  void cftf161(float *a);
  void cftf162(float *a);
  void cftf081(float *a);
  void cftf082(float *a);
  if (n == 128) {
    cftf161(a);
    cftf162(&a[32]);
    cftf161(&a[64]);
    cftf161(&a[96]);
  } else {
    cftf081(a);
    cftf082(&a[16]);
    cftf081(&a[32]);
    cftf081(&a[48]);
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<cftfx41>:
  endbr64
  push   %rbp
  lea    0x80(%rsi),%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  cmp    $0x80,%edi
  mov    %rsi,%rdi
  je     L6
  call   <cftf081@plt>
  lea    0x40(%rbx),%rdi
  call   <cftf082@plt>
  mov    %rbp,%rdi
  call   <cftf081@plt>
  add    $0x8,%rsp
  lea    0xc0(%rbx),%rdi
  pop    %rbx
  pop    %rbp
  jmp    1080 <cftf081@plt>
  nopw   0x0(%rax,%rax,1)
L6:
  call   <cftf161@plt>
  mov    %rbp,%rdi
  call   <cftf162@plt>
  lea    0x100(%rbx),%rdi
  call   <cftf161@plt>
  add    $0x8,%rsp
  lea    0x180(%rbx),%rdi
  pop    %rbx
  pop    %rbp
  jmp    10a0 <cftf161@plt>
```

assistant: ```c
void cftfx41(int n, float *a) {
  void cftf161(float *a);
  void cftf162(float *a);
  void cftf081(float *a);
  void cftf082(float *a);
  if (n == 128) {
    cftf161(a);
    cftf162(&a[32]);
    cftf161(&a[64]);
    cftf161(&a[96]);
  } else {
    cftf081(a);
    cftf082(&a[16]);
    cftf081(&a[32]);
    cftf081(&a[48]);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<cftfx41>:
  endbr64
  push   %rbp
  lea    0x80(%rsi),%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  cmp    $0x80,%edi
  mov    %rsi,%rdi
  je     L3
  call   <cftf081@plt>
  lea    0x40(%rbx),%rdi
  call   <cftf082@plt>
  mov    %rbp,%rdi
  call   <cftf081@plt>
  add    $0x8,%rsp
  lea    0xc0(%rbx),%rdi
  pop    %rbx
  pop    %rbp
  jmp    1080 <cftf081@plt>
  nopw   0x0(%rax,%rax,1)
L3:
  call   <cftf161@plt>
  mov    %rbp,%rdi
  call   <cftf162@plt>
  lea    0x100(%rbx),%rdi
  call   <cftf161@plt>
  add    $0x8,%rsp
  lea    0x180(%rbx),%rdi
  pop    %rbx
  pop    %rbp
  jmp    10a0 <cftf161@plt>
```

assistant: ```c
void cftfx41(int n, float *a) {
  void cftf161(float *a);
  void cftf162(float *a);
  void cftf081(float *a);
  void cftf082(float *a);
  if (n == 128) {
    cftf161(a);
    cftf162(&a[32]);
    cftf161(&a[64]);
    cftf161(&a[96]);
  } else {
    cftf081(a);
    cftf082(&a[16]);
    cftf081(&a[32]);
    cftf081(&a[48]);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ist_zahl_im_char_array>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,%eax
  mov    %al,-0x20(%rbp)
  movb   $0x0,-0x5(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L9
L23:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x20(%rbp)
  jne    L11
  movb   $0x1,-0x5(%rbp)
L11:
  addl   $0x1,-0x4(%rbp)
L9:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L23
  movzbl -0x5(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
_Bool ist_zahl_im_char_array(const char array[], int laenge, char gesuchte_zahl) {
  _Bool funde = 0;
  for (int i = 0; i < laenge; i++) {
    if (array[i] == gesuchte_zahl) {
      funde = 1;
    }
  }
  return funde;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ist_zahl_im_char_array>:
  endbr64
  test   %esi,%esi
  jle    L6
  mov    %rdi,%rax
  lea    -0x1(%rsi),%ecx
  lea    0x1(%rdi,%rcx,1),%rdi
  mov    $0x0,%ecx
  mov    $0x1,%esi
L15:
  cmp    %dl,(%rax)
  cmove  %esi,%ecx
  add    $0x1,%rax
  cmp    %rdi,%rax
  jne    L15
L11:
  mov    %ecx,%eax
  ret
L6:
  mov    $0x0,%ecx
  jmp    L11
```

assistant: ```c
_Bool ist_zahl_im_char_array(const char array[], int laenge, char gesuchte_zahl) {
  _Bool funde = 0;
  for (int i = 0; i < laenge; i++) {
    if (array[i] == gesuchte_zahl) {
      funde = 1;
    }
  }
  return funde;
}
```
user: Translate the below assembly code into C programming language:

```asm
<ist_zahl_im_char_array>:
  endbr64
  test   %esi,%esi
  jle    L10
  lea    -0x1(%rsi),%eax
  mov    $0x1,%ecx
  lea    0x1(%rdi,%rax,1),%rsi
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L15:
  cmp    %dl,(%rdi)
  cmove  %ecx,%eax
  add    $0x1,%rdi
  cmp    %rsi,%rdi
  jne    L15
  ret
  nop
L10:
  xor    %eax,%eax
  ret
```

assistant: ```c
_Bool ist_zahl_im_char_array(const char array[], int laenge, char gesuchte_zahl) {
  _Bool funde = 0;
  for (int i = 0; i < laenge; i++) {
    if (array[i] == gesuchte_zahl) {
      funde = 1;
    }
  }
  return funde;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ist_zahl_im_char_array>:
  endbr64
  test   %esi,%esi
  jle    L14
  lea    -0x1(%rsi),%eax
  mov    $0x1,%ecx
  lea    0x1(%rdi,%rax,1),%rsi
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L2:
  cmp    (%rdi),%dl
  cmove  %ecx,%eax
  add    $0x1,%rdi
  cmp    %rsi,%rdi
  jne    L2
  ret
  nop
L14:
  xor    %eax,%eax
  ret
```

assistant: ```c
_Bool ist_zahl_im_char_array(const char array[], int laenge, char gesuchte_zahl) {
  _Bool funde = 0;
  for (int i = 0; i < laenge; i++) {
    if (array[i] == gesuchte_zahl) {
      funde = 1;
    }
  }
  return funde;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<strerror>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %edi,-0x44(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x44(%rbp),%eax
  mov    %eax,-0x3c(%rbp)
  mov    D16(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x3c(%rbp)
  jae    L46
  mov    D38(%rip),%rax
  mov    -0x3c(%rbp),%edx
  mov    (%rax,%rdx,8),%rax
  test   %rax,%rax
  je     L46
  mov    D38(%rip),%rax
  mov    -0x3c(%rbp),%edx
  mov    (%rax,%rdx,8),%rax
  jmp    L4
L46:
  lea    -0x30(%rbp),%rax
  add    $0x20,%rax
  mov    %rax,-0x38(%rbp)
  subq   $0x1,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  movb   $0x0,(%rax)
L13:
  mov    -0x3c(%rbp),%ecx
  mov    %ecx,%edx
  mov    $0xcccccccd,%eax
  imul   %rdx,%rax
  shr    $0x20,%rax
  mov    %eax,%edx
  shr    $0x3,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    %edx,%eax
  add    $0x30,%eax
  subq   $0x1,-0x38(%rbp)
  mov    %eax,%edx
  mov    -0x38(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x3c(%rbp),%eax
  mov    %eax,%edx
  mov    $0xcccccccd,%eax
  imul   %rdx,%rax
  shr    $0x20,%rax
  shr    $0x3,%eax
  mov    %eax,-0x3c(%rbp)
  cmpl   $0x0,-0x3c(%rbp)
  jne    L13
  lea    -0x30(%rbp),%rax
  add    $0x20,%rax
  sub    -0x38(%rbp),%rax
  mov    %rax,%rdx
  lea    D7(%rip),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <memcpy@plt>
  lea    D44(%rip),%rax
L4:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L2
  call   <__stack_chk_fail@plt>
L2:
  leave
  ret
```

assistant: ```c
char *strerror(int errnum) {
  static char message[32] = "error ";
  char numbuf[32];
  char *p;
  unsigned int e = (unsigned int)errnum;
  extern const int sys_nerr;
  extern const char *const sys_errlist[];
  if (e < (unsigned int)sys_nerr && sys_errlist[e])
    return (char *)sys_errlist[e];
  p = numbuf + sizeof numbuf;
  *--p = '\0';
  do {
    *--p = (e % 10) + '0';
    e /= 10;
  } while (e);
  memcpy(message + 6, p, (numbuf + sizeof numbuf) - p);
  return message;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strerror>:
  endbr64
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %edi,%edx
  mov    D23(%rip),%rax
  cmp    %edi,(%rax)
  jbe    L11
  mov    %edi,%edi
  mov    D26(%rip),%rax
  mov    (%rax,%rdi,8),%rax
  test   %rax,%rax
  jne    L27
L11:
  movb   $0x0,0x1f(%rsp)
  lea    0x1f(%rsp),%rdi
  mov    $0xcccccccd,%r8d
L9:
  sub    $0x1,%rdi
  mov    %edx,%eax
  imul   %r8,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  mov    %edx,%ecx
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,(%rdi)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L9
  lea    0x20(%rsp),%rdx
  sub    %rdi,%rdx
  mov    %rdi,%rsi
  lea    D9(%rip),%rdi
  call   <memcpy@plt>
  lea    D18(%rip),%rax
L27:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L18
  add    $0x38,%rsp
  ret
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *strerror(int errnum) {
  static char message[32] = "error ";
  char numbuf[32];
  char *p;
  unsigned int e = (unsigned int)errnum;
  extern const int sys_nerr;
  extern const char *const sys_errlist[];
  if (e < (unsigned int)sys_nerr && sys_errlist[e])
    return (char *)sys_errlist[e];
  p = numbuf + sizeof numbuf;
  *--p = '\0';
  do {
    *--p = (e % 10) + '0';
    e /= 10;
  } while (e);
  memcpy(message + 6, p, (numbuf + sizeof numbuf) - p);
  return message;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<strerror>:
  endbr64
  sub    $0x38,%rsp
  mov    %edi,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    D5(%rip),%rax
  cmp    %edi,(%rax)
  jbe    L9
  mov    D39(%rip),%rcx
  mov    %edi,%eax
  mov    (%rcx,%rax,8),%rax
  test   %rax,%rax
  je     L9
L33:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L20
  add    $0x38,%rsp
  ret
  nopl   0x0(%rax)
L9:
  movb   $0x0,0x1f(%rsp)
  lea    0x1f(%rsp),%r8
  mov    $0xcccccccd,%edi
  nop
L2:
  mov    %edx,%eax
  mov    %edx,%ecx
  sub    $0x1,%r8
  imul   %rdi,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,(%r8)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L2
  lea    0x20(%rsp),%rdx
  mov    %r8,%rsi
  lea    D28(%rip),%rdi
  sub    %r8,%rdx
  call   <memcpy@plt>
  lea    D11(%rip),%rax
  jmp    L33
L20:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *strerror(int errnum) {
  static char message[32] = "error ";
  char numbuf[32];
  char *p;
  unsigned int e = (unsigned int)errnum;
  extern const int sys_nerr;
  extern const char *const sys_errlist[];
  if (e < (unsigned int)sys_nerr && sys_errlist[e])
    return (char *)sys_errlist[e];
  p = numbuf + sizeof numbuf;
  *--p = '\0';
  do {
    *--p = (e % 10) + '0';
    e /= 10;
  } while (e);
  memcpy(message + 6, p, (numbuf + sizeof numbuf) - p);
  return message;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<strerror>:
  endbr64
  sub    $0x38,%rsp
  mov    %edi,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    D10(%rip),%rax
  cmp    %edi,(%rax)
  jbe    L19
  mov    D18(%rip),%rcx
  mov    %edi,%eax
  mov    (%rcx,%rax,8),%rax
  test   %rax,%rax
  je     L19
L42:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x38,%rsp
  ret
  nopl   0x0(%rax)
L19:
  movb   $0x0,0x1f(%rsp)
  lea    0x1f(%rsp),%r8
  mov    $0xcccccccd,%edi
  nop
L29:
  mov    %edx,%eax
  mov    %edx,%ecx
  sub    $0x1,%r8
  imul   %rdi,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,(%r8)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L29
  lea    0x20(%rsp),%rdx
  mov    %r8,%rsi
  lea    D33(%rip),%rdi
  sub    %r8,%rdx
  call   <memcpy@plt>
  lea    D17(%rip),%rax
  jmp    L42
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *strerror(int errnum) {
  static char message[32] = "error ";
  char numbuf[32];
  char *p;
  unsigned int e = (unsigned int)errnum;
  extern const int sys_nerr;
  extern const char *const sys_errlist[];
  if (e < (unsigned int)sys_nerr && sys_errlist[e])
    return (char *)sys_errlist[e];
  p = numbuf + sizeof numbuf;
  *--p = '\0';
  do {
    *--p = (e % 10) + '0';
    e /= 10;
  } while (e);
  memcpy(message + 6, p, (numbuf + sizeof numbuf) - p);
  return message;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x499602d2,-0x18(%rbp)
  movss  D12(%rip),%xmm0
  movss  %xmm0,-0x14(%rbp)
  movsd  D6(%rip),%xmm0
  movsd  %xmm0,-0x10(%rbp)
  movw   $0x2d2,-0x1a(%rbp)
  lea    -0x18(%rbp),%rax
  mov    $0x4,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <showbyte@plt>
  lea    -0x14(%rbp),%rax
  mov    $0x4,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <showbyte@plt>
  lea    -0x10(%rbp),%rax
  mov    $0x8,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <showbyte@plt>
  lea    -0x1a(%rbp),%rax
  mov    $0x2,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <showbyte@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D12
type_guessed: f32
name: disassemble_data
arguments: data_tag: D6
type_guessed: byte[8]

tool: D12: 1234567890

tool: {"D6": [0x00,0x00,0x80,0xb4,0x80,0x65,0xd2,0x41]}

assistant: ```c
int main() {
  int n = 1234567890;
  float f = 1234567890;
  double d = 1234567890;
  short s = 1234567890;
  showbyte(&n, sizeof(n));
  showbyte(&f, sizeof(f));
  showbyte(&d, sizeof(d));
  showbyte(&s, sizeof(s));
  return 0;
}
```