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

```asm
<reverse_words>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  mov    %rdi,%rbp
  call   <reverse_string@plt>
  mov    %rbp,%rdi
  call   <puts@plt>
  mov    %rbp,%rdx
  mov    %rbp,%r9
  nopl   (%rax)
L5:
  lea    0x1(%r9),%rcx
  testb  $0xdf,0x1(%r9)
  jne    L7
  mov    %r9,%rax
  xchg   %ax,%ax
L28:
  movzbl (%rdx),%esi
  movzbl (%rax),%r8d
  add    $0x1,%rdx
  sub    $0x1,%rax
  mov    %r8b,-0x1(%rdx)
  mov    %sil,0x1(%rax)
  cmp    %rax,%rdx
  jne    L28
  cmpb   $0x0,0x1(%r9)
  je     L48
  nopl   0x0(%rax,%rax,1)
L15:
  add    $0x1,%rcx
  cmpb   $0x20,(%rcx)
  je     L15
  mov    %rcx,%rdx
L7:
  mov    %rcx,%r9
  jmp    L5
  nopl   0x0(%rax)
L48:
  mov    %rbp,%rsi
  lea    D3(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D3
type: string

tool: D3: [%s]


assistant: ```c
int reverse_words(char *given) {
  char *input = given;
  char *hare = input;
  char *tort = input;
  char *head = input;
  char temp1;
  char temp2;
  reverse_string(input);
  printf("%s\n", input);
  hare = input;
  tort = input;
  head = input;
  char *space;
  while (1) {
    while (1) {
      if (*(hare + 1) != ' ' && *(hare + 1) != '\0')
        hare++;
      else
        break;
    }
    space = hare + 1;
    while (1) {
      temp1 = (char)*head;
      temp2 = (char)*hare;
      *head = (char)temp2;
      *hare = (char)temp1;
      head++;
      hare--;
      if (head == hare)
        break;
    }
    if (*space == '\0') {
      break;
    } else {
      while (1) {
        space++;
        if (*space != ' ' || space == '\0') {
          break;
        }
      }
    }
    head = space;
    hare = head;
  }
  printf("[%s]\n", input);
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<reverse_words>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  mov    %rdi,%rbp
  call   <reverse_string@plt>
  mov    %rbp,%rdi
  call   <puts@plt>
  mov    %rbp,%rdx
  mov    %rbp,%r9
  nopl   (%rax)
L19:
  lea    0x1(%r9),%rcx
  testb  $0xdf,0x1(%r9)
  jne    L22
  mov    %r9,%rax
  xchg   %ax,%ax
L33:
  movzbl (%rdx),%esi
  movzbl (%rax),%r8d
  add    $0x1,%rdx
  sub    $0x1,%rax
  mov    %r8b,-0x1(%rdx)
  mov    %sil,0x1(%rax)
  cmp    %rax,%rdx
  jne    L33
  cmpb   $0x0,0x1(%r9)
  je     L1
  nopl   0x0(%rax,%rax,1)
L17:
  add    $0x1,%rcx
  cmpb   $0x20,(%rcx)
  je     L17
  mov    %rcx,%rdx
L22:
  mov    %rcx,%r9
  jmp    L19
  nopl   0x0(%rax)
L1:
  mov    %rbp,%rsi
  lea    D3(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D3
type_guessed: string

tool: D3: [%s]


assistant: ```c
int reverse_words(char *given) {
  char *input = given;
  char *hare = input;
  char *tort = input;
  char *head = input;
  char temp1;
  char temp2;
  reverse_string(input);
  printf("%s\n", input);
  hare = input;
  tort = input;
  head = input;
  char *space;
  while (1) {
    while (1) {
      if (*(hare + 1) != ' ' && *(hare + 1) != '\0')
        hare++;
      else
        break;
    }
    space = hare + 1;
    while (1) {
      temp1 = (char)*head;
      temp2 = (char)*hare;
      *head = (char)temp2;
      *hare = (char)temp1;
      head++;
      hare--;
      if (head == hare)
        break;
    }
    if (*space == '\0') {
      break;
    } else {
      while (1) {
        space++;
        if (*space != ' ' || space == '\0') {
          break;
        }
      }
    }
    head = space;
    hare = head;
  }
  printf("[%s]\n", input);
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<fcntl>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    %edx,-0xc(%rbp)
  mov    D18(%rip),%rax
  mov    (%rax),%edx
  mov    D11(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  pop    %rbp
  ret
```

assistant: ```c
int fcntl(int fd, int cmd, int arg) {
  (void)fd;
  (void)cmd;
  (void)arg;
  errno = ENODEV;
  return -1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<fcntl>:
  endbr64
  mov    D7(%rip),%rax
  mov    (%rax),%edx
  mov    D14(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int fcntl(int fd, int cmd, int arg) {
  (void)fd;
  (void)cmd;
  (void)arg;
  errno = ENODEV;
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fcntl>:
  endbr64
  mov    D9(%rip),%rax
  mov    (%rax),%edx
  mov    D1(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int fcntl(int fd, int cmd, int arg) {
  (void)fd;
  (void)cmd;
  (void)arg;
  errno = ENODEV;
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<fcntl>:
  endbr64
  mov    D11(%rip),%rax
  mov    (%rax),%edx
  mov    D0(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int fcntl(int fd, int cmd, int arg) {
  (void)fd;
  (void)cmd;
  (void)arg;
  errno = ENODEV;
  return -1;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<error_epc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D16
data_type: string
name: extract_symbolic_data
arguments: tag: D6
data_type: string

tool: D16: error: <stdin>:

tool: D6:  -> %s:%s


assistant: ```c
void error_epc(char *error, char *type_error) {
  printf("error: <stdin>:\n");
  printf(" -> %s:%s\n", error, type_error);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<error_epc>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  lea    D10(%rip),%rdi
  call   <puts@plt>
  mov    %rbp,%rdx
  mov    %rbx,%rsi
  lea    D1(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: label: D10
type_guessed: string
name: read_data
arguments: label: D1
type_guessed: string

tool: D10: error: <stdin>:

tool: D1:  -> %s:%s


assistant: ```c
void error_epc(char *error, char *type_error) {
  printf("error: <stdin>:\n");
  printf(" -> %s:%s\n", error, type_error);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<error_epc>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  lea    D9(%rip),%rdi
  sub    $0x8,%rsp
  call   <puts@plt>
  add    $0x8,%rsp
  mov    %r12,%rdx
  mov    %rbp,%rsi
  lea    D19(%rip),%rdi
  pop    %rbp
  xor    %eax,%eax
  pop    %r12
  jmp    1070 <printf@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D9
data_type: string
name: disassemble_data
arguments: data_label: D19
data_type: string

tool: D9: error: <stdin>:

tool: D19:  -> %s:%s


assistant: ```c
void error_epc(char *error, char *type_error) {
  printf("error: <stdin>:\n");
  printf(" -> %s:%s\n", error, type_error);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<error_epc>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  lea    D11(%rip),%rdi
  sub    $0x8,%rsp
  call   <puts@plt>
  add    $0x8,%rsp
  mov    %r12,%rdx
  mov    %rbp,%rsi
  lea    D18(%rip),%rdi
  pop    %rbp
  xor    %eax,%eax
  pop    %r12
  jmp    1070 <printf@plt>
```

tool_calls: name: unpack_data
arguments: tag: D11
type: string
name: unpack_data
arguments: tag: D18
type: string

tool: D11: error: <stdin>:

tool: D18:  -> %s:%s


assistant: ```c
void error_epc(char *error, char *type_error) {
  printf("error: <stdin>:\n");
  printf(" -> %s:%s\n", error, type_error);
}
```
user: Translate the below assembly code into C programming language:

```asm
<xrop3_7_0_1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dl,-0x24(%rbp)
  mov    %al,-0x28(%rbp)
  movl   $0xff,-0x14(%rbp)
  movzbl -0x24(%rbp),%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  movzbl -0x24(%rbp),%eax
  or     %edx,%eax
  mov    %eax,-0x10(%rbp)
  movzbl -0x28(%rbp),%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  movzbl -0x28(%rbp),%eax
  or     %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x14(%rbp),%eax
  and    -0x10(%rbp),%eax
  mov    %eax,-0x8(%rbp)
  mov    -0xc(%rbp),%eax
  or     -0x8(%rbp),%eax
  mov    %eax,-0x4(%rbp)
  notl   -0x4(%rbp)
  mov    -0xc(%rbp),%eax
  not    %eax
  or     -0x10(%rbp),%eax
  and    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  not    %eax
  and    -0xc(%rbp),%eax
  and    -0x14(%rbp),%eax
  or     %edx,%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned xrop3_7_0_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  stk2 = D & S;
  stk1 = T | stk2;
  stk1 = ~stk1;
  return (stk1 & S) | (stk1 & (~T)) | (T & (~S) & D);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<xrop3_7_0_1>:
  endbr64
  movzbl %dil,%edi
  mov    %edi,%edx
  shl    $0x8,%edx
  or     %edi,%edx
  movzbl %sil,%eax
  mov    %eax,%esi
  shl    $0x8,%esi
  or     %eax,%esi
  or     %esi,%edi
  mov    %esi,%eax
  not    %eax
  or     %edx,%eax
  not    %edi
  and    %edi,%eax
  not    %edx
  and    %esi,%edx
  movzbl %dl,%edx
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned xrop3_7_0_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  stk2 = D & S;
  stk1 = T | stk2;
  stk1 = ~stk1;
  return (stk1 & S) | (stk1 & (~T)) | (T & (~S) & D);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xrop3_7_0_1>:
  endbr64
  movzbl %sil,%eax
  movzbl %dil,%edi
  mov    %eax,%esi
  mov    %edi,%edx
  shl    $0x8,%esi
  shl    $0x8,%edx
  or     %eax,%esi
  or     %edi,%edx
  mov    %esi,%eax
  or     %esi,%edi
  not    %eax
  not    %edi
  or     %edx,%eax
  not    %edx
  and    %esi,%edx
  and    %edi,%eax
  movzbl %dl,%edx
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned xrop3_7_0_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  stk2 = D & S;
  stk1 = T | stk2;
  stk1 = ~stk1;
  return (stk1 & S) | (stk1 & (~T)) | (T & (~S) & D);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<xrop3_7_0_1>:
  endbr64
  movzbl %sil,%eax
  movzbl %dil,%edi
  mov    %eax,%esi
  mov    %edi,%edx
  shl    $0x8,%esi
  shl    $0x8,%edx
  or     %eax,%esi
  or     %edi,%edx
  mov    %esi,%eax
  or     %esi,%edi
  not    %eax
  not    %edi
  or     %edx,%eax
  not    %edx
  and    %esi,%edx
  and    %edi,%eax
  movzbl %dl,%edx
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned xrop3_7_0_1(unsigned char s, unsigned char t) {
  unsigned D = 0x00ff;
  unsigned S = ((unsigned)s << 8) | s;
  unsigned T = ((unsigned)t << 8) | t;
  unsigned stk1;
  unsigned stk2;
  stk2 = D & S;
  stk1 = T | stk2;
  stk1 = ~stk1;
  return (stk1 & S) | (stk1 & (~T)) | (T & (~S) & D);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<crc16_single>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dl,-0x14(%rbp)
  mov    %ax,-0x18(%rbp)
  movzbl -0x14(%rbp),%eax
  xor    %ax,-0x18(%rbp)
  movw   $0x0,-0x4(%rbp)
  jmp    L10
L28:
  movzwl -0x18(%rbp),%eax
  and    $0x1,%eax
  mov    %ax,-0x2(%rbp)
  shrw   -0x18(%rbp)
  cmpw   $0x0,-0x2(%rbp)
  je     L27
  xorw   $0xa001,-0x18(%rbp)
L27:
  movzwl -0x4(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x4(%rbp)
L10:
  cmpw   $0x7,-0x4(%rbp)
  jbe    L28
  movzwl -0x18(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned short crc16_single(unsigned char msg, unsigned short crc) {
  unsigned short i, j;
  unsigned short lsb;
  crc ^= msg;
  for (j = 0; j < 8; j++) {
    lsb = crc & 0x1;
    crc = crc >> 1;
    if (lsb)
      crc ^= 0xA001;
  }
  return crc;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<crc16_single>:
  endbr64
  movzbl %dil,%eax
  xor    %esi,%eax
  mov    $0x8,%edx
L2:
  mov    %eax,%esi
  and    $0x1,%esi
  shr    %ax
  mov    %eax,%ecx
  xor    $0xa001,%cx
  test   %si,%si
  cmovne %ecx,%eax
  sub    $0x1,%dx
  jne    L2
  ret
```

assistant: ```c
unsigned short crc16_single(unsigned char msg, unsigned short crc) {
  unsigned short i, j;
  unsigned short lsb;
  crc ^= msg;
  for (j = 0; j < 8; j++) {
    lsb = crc & 0x1;
    crc = crc >> 1;
    if (lsb)
      crc ^= 0xA001;
  }
  return crc;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<crc16_single>:
  endbr64
  movzbl %dil,%eax
  mov    $0x8,%edx
  xor    %esi,%eax
  nop
L8:
  mov    %eax,%esi
  shr    %ax
  mov    %eax,%ecx
  and    $0x1,%esi
  xor    $0xa001,%cx
  test   %si,%si
  cmovne %ecx,%eax
  sub    $0x1,%dx
  jne    L8
  ret
```

assistant: ```c
unsigned short crc16_single(unsigned char msg, unsigned short crc) {
  unsigned short i, j;
  unsigned short lsb;
  crc ^= msg;
  for (j = 0; j < 8; j++) {
    lsb = crc & 0x1;
    crc = crc >> 1;
    if (lsb)
      crc ^= 0xA001;
  }
  return crc;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<crc16_single>:
  endbr64
  movzbl %dil,%edi
  xor    %esi,%edi
  mov    %edi,%eax
  shr    %ax
  mov    %eax,%edx
  xor    $0xa001,%dx
  and    $0x1,%edi
  cmovne %edx,%eax
  mov    %eax,%edx
  shr    %dx
  mov    %edx,%ecx
  xor    $0xa001,%cx
  test   $0x1,%al
  cmovne %ecx,%edx
  mov    %edx,%eax
  shr    %ax
  mov    %eax,%ecx
  xor    $0xa001,%cx
  and    $0x1,%edx
  cmovne %ecx,%eax
  mov    %eax,%edx
  shr    %dx
  mov    %edx,%ecx
  xor    $0xa001,%cx
  test   $0x1,%al
  cmovne %ecx,%edx
  mov    %edx,%eax
  shr    %ax
  mov    %eax,%ecx
  xor    $0xa001,%cx
  and    $0x1,%edx
  cmovne %ecx,%eax
  mov    %eax,%edx
  shr    %dx
  mov    %edx,%ecx
  xor    $0xa001,%cx
  test   $0x1,%al
  cmovne %ecx,%edx
  mov    %edx,%eax
  shr    %ax
  mov    %eax,%ecx
  xor    $0xa001,%cx
  and    $0x1,%edx
  cmovne %ecx,%eax
  mov    %eax,%r8d
  shr    %r8w
  mov    %r8d,%edx
  xor    $0xa001,%dx
  test   $0x1,%al
  cmovne %edx,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
unsigned short crc16_single(unsigned char msg, unsigned short crc) {
  unsigned short i, j;
  unsigned short lsb;
  crc ^= msg;
  for (j = 0; j < 8; j++) {
    lsb = crc & 0x1;
    crc = crc >> 1;
    if (lsb)
      crc ^= 0xA001;
  }
  return crc;
}
```
user: Translate the below assembly code into C programming language:

```asm
<malloc_assert_failed>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8,-0x28(%rbp)
  mov    -0x8(%rbp),%rdi
  mov    -0x20(%rbp),%rsi
  mov    -0x14(%rbp),%ecx
  mov    -0x10(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdi,%r9
  mov    %rsi,%r8
  mov    %rax,%rsi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <error@plt>
  mov    $0x0,%eax
  call   <abort@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D3
data_type: string

tool: D3: %s() Error: from %s:%d: %s(): Assertion (%s) failed

assistant: ```c
void malloc_assert_failed(char *expr, const char *file, int line, const char *caller, const char *func) {
  error("%s() Error: from %s:%d: %s(): Assertion (%s) failed", func, file, line, caller, expr);
  abort();
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<malloc_assert_failed>:
  endbr64
  sub    $0x8,%rsp
  mov    %rdi,%r9
  mov    %rsi,%rax
  mov    %r8,%rsi
  mov    %rcx,%r8
  mov    %edx,%ecx
  mov    %rax,%rdx
  lea    D1(%rip),%rdi
  call   <error@plt>
  mov    $0x0,%eax
  call   <abort@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D1
datatype: string

tool: D1: %s() Error: from %s:%d: %s(): Assertion (%s) failed

assistant: ```c
void malloc_assert_failed(char *expr, const char *file, int line, const char *caller, const char *func) {
  error("%s() Error: from %s:%d: %s(): Assertion (%s) failed", func, file, line, caller, expr);
  abort();
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<malloc_assert_failed>:
  endbr64
  mov    %rsi,%r10
  sub    $0x8,%rsp
  mov    %rdi,%r9
  mov    %r8,%rsi
  lea    D8(%rip),%rdi
  mov    %rcx,%r8
  mov    %edx,%ecx
  mov    %r10,%rdx
  call   <error@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <abort@plt>
```

tool_calls: name: disassemble_data
arguments: label: D8
type_guessed: string

tool: D8: %s() Error: from %s:%d: %s(): Assertion (%s) failed

assistant: ```c
void malloc_assert_failed(char *expr, const char *file, int line, const char *caller, const char *func) {
  error("%s() Error: from %s:%d: %s(): Assertion (%s) failed", func, file, line, caller, expr);
  abort();
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<malloc_assert_failed>:
  endbr64
  mov    %rsi,%r10
  sub    $0x8,%rsp
  mov    %rdi,%r9
  mov    %r8,%rsi
  lea    D2(%rip),%rdi
  mov    %rcx,%r8
  mov    %edx,%ecx
  mov    %r10,%rdx
  call   <error@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <abort@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D2
datatype: string

tool: D2: %s() Error: from %s:%d: %s(): Assertion (%s) failed

assistant: ```c
void malloc_assert_failed(char *expr, const char *file, int line, const char *caller, const char *func) {
  error("%s() Error: from %s:%d: %s(): Assertion (%s) failed", func, file, line, caller, expr);
  abort();
}
```
user: What is the c source code of the assembly code below?

```asm
<strncpy_crlf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    -0x28(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L66
L92:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jne    L11
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L109
L11:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L43
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jne    L43
L109:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xd,(%rax)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xa,(%rax)
  addq   $0x2,-0x20(%rbp)
  jmp    L66
L43:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jne    L9
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xd,(%rax)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xa,(%rax)
  addq   $0x1,-0x20(%rbp)
  jmp    L66
L9:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L37
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xd,(%rax)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movb   $0xa,(%rax)
  addq   $0x1,-0x20(%rbp)
  jmp    L66
L37:
  mov    -0x20(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x18(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L66:
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jae    L50
  mov    -0x20(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L92
L50:
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void strncpy_crlf(char *dest, const char *src, size_t destmax, size_t srcmax) {
  char *destend = dest + destmax - 1;
  const char *srcend = src + srcmax;
  while (dest < destend && src < srcend) {
    if ((src[0] == '\r' && src[1] == '\n') || (src[0] == '\n' && src[1] == '\r')) {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 2;
      continue;
    };
    if (src[0] == '\r') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    if (src[0] == '\n') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    *dest++ = *src++;
  };
  *dest = 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<strncpy_crlf>:
  endbr64
  lea    -0x1(%rdi,%rdx,1),%rdx
  add    %rsi,%rcx
  cmp    %rdx,%rdi
  jae    L23
  cmp    %rcx,%rsi
  jb     L94
L23:
  movb   $0x0,(%rdi)
  ret
L92:
  cmpb   $0xa,0x1(%rsi)
  je     L80
  movb   $0xd,(%rdi)
  movb   $0xa,0x1(%rdi)
  add    $0x1,%rsi
  lea    0x2(%rdi),%rdi
L84:
  cmp    %rdi,%rdx
  jbe    L23
  cmp    %rsi,%rcx
  jbe    L23
L94:
  movzbl (%rsi),%eax
  cmp    $0xd,%al
  je     L92
  cmp    $0xa,%al
  je     L88
  add    $0x1,%rsi
  mov    %al,(%rdi)
  lea    0x1(%rdi),%rdi
  jmp    L84
L88:
  cmpb   $0xd,0x1(%rsi)
  je     L80
  movb   $0xd,(%rdi)
  movb   $0xa,0x1(%rdi)
  add    $0x1,%rsi
  lea    0x2(%rdi),%rdi
  jmp    L84
L80:
  movb   $0xd,(%rdi)
  movb   $0xa,0x1(%rdi)
  add    $0x2,%rsi
  lea    0x2(%rdi),%rdi
  jmp    L84
```

assistant: ```c
void strncpy_crlf(char *dest, const char *src, size_t destmax, size_t srcmax) {
  char *destend = dest + destmax - 1;
  const char *srcend = src + srcmax;
  while (dest < destend && src < srcend) {
    if ((src[0] == '\r' && src[1] == '\n') || (src[0] == '\n' && src[1] == '\r')) {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 2;
      continue;
    };
    if (src[0] == '\r') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    if (src[0] == '\n') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    *dest++ = *src++;
  };
  *dest = 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<strncpy_crlf>:
  endbr64
  lea    -0x1(%rdi,%rdx,1),%rdx
  add    %rsi,%rcx
  nopl   0x0(%rax)
L5:
  cmp    %rdx,%rdi
  jae    L46
L39:
  cmp    %rcx,%rsi
  jae    L46
  movzbl (%rsi),%eax
  cmp    $0xd,%al
  je     L9
  cmp    $0xa,%al
  jne    L8
  cmpb   $0xd,0x1(%rsi)
  je     L77
L72:
  mov    $0xa0d,%eax
  add    $0x2,%rdi
  add    $0x1,%rsi
  mov    %ax,-0x2(%rdi)
  cmp    %rdx,%rdi
  jb     L39
L46:
  movb   $0x0,(%rdi)
  ret
  nopl   (%rax)
L8:
  mov    %al,(%rdi)
  add    $0x1,%rsi
  add    $0x1,%rdi
  jmp    L5
  nopl   0x0(%rax)
L9:
  cmpb   $0xa,0x1(%rsi)
  jne    L72
L77:
  mov    $0xa0d,%r8d
  add    $0x2,%rsi
  add    $0x2,%rdi
  mov    %r8w,-0x2(%rdi)
  jmp    L5
```

assistant: ```c
void strncpy_crlf(char *dest, const char *src, size_t destmax, size_t srcmax) {
  char *destend = dest + destmax - 1;
  const char *srcend = src + srcmax;
  while (dest < destend && src < srcend) {
    if ((src[0] == '\r' && src[1] == '\n') || (src[0] == '\n' && src[1] == '\r')) {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 2;
      continue;
    };
    if (src[0] == '\r') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    if (src[0] == '\n') {
      *dest++ = '\r';
      *dest++ = '\n';
      src += 1;
      continue;
    };
    *dest++ = *src++;
  };
  *dest = 0;
}
```