ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below?

```asm
<cpu_to_le32wu>:
  endbr64
  mov    %esi,(%rdi)
  mov    %esi,%eax
  sar    $0x8,%eax
  mov    %eax,0x4(%rdi)
  mov    %esi,%eax
  sar    $0x10,%eax
  mov    %eax,0x8(%rdi)
  sar    $0x18,%esi
  mov    %esi,0xc(%rdi)
  ret
```

assistant: ```c
void cpu_to_le32wu(uint32_t *p, uint32_t v) {
  uint8_t *p1 = (uint8_t *)p;
  p1[0] = v;
  p1[1] = v >> 8;
  p1[2] = v >> 16;
  p1[3] = v >> 24;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<cpu_to_le32wu>:
  endbr64
  mov    %esi,%eax
  mov    %esi,(%rdi)
  sar    $0x8,%eax
  mov    %eax,0x4(%rdi)
  mov    %esi,%eax
  sar    $0x18,%esi
  sar    $0x10,%eax
  mov    %esi,0xc(%rdi)
  mov    %eax,0x8(%rdi)
  ret
```

assistant: ```c
void cpu_to_le32wu(uint32_t *p, uint32_t v) {
  uint8_t *p1 = (uint8_t *)p;
  p1[0] = v;
  p1[1] = v >> 8;
  p1[2] = v >> 16;
  p1[3] = v >> 24;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<cpu_to_le32wu>:
  endbr64
  mov    %esi,%eax
  mov    %esi,%ecx
  movd   %esi,%xmm0
  mov    %esi,%edx
  sar    $0x8,%eax
  sar    $0x10,%ecx
  sar    $0x18,%edx
  movd   %ecx,%xmm1
  movd   %eax,%xmm3
  movd   %edx,%xmm2
  punpckldq %xmm3,%xmm0
  punpckldq %xmm2,%xmm1
  punpcklqdq %xmm1,%xmm0
  movups %xmm0,(%rdi)
  ret
```

assistant: ```c
void cpu_to_le32wu(uint32_t *p, uint32_t v) {
  uint8_t *p1 = (uint8_t *)p;
  p1[0] = v;
  p1[1] = v >> 8;
  p1[2] = v >> 16;
  p1[3] = v >> 24;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<a2rom>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x90,%rsp
  mov    %rdi,-0x88(%rbp)
  mov    %rsi,-0x90(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x88(%rbp),%rax
  lea    D7(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x78(%rbp)
  cmpq   $0x0,-0x78(%rbp)
  jne    L8
  mov    $0xffffffff,%eax
  jmp    L50
L8:
  mov    -0x90(%rbp),%rax
  lea    D28(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x70(%rbp)
  cmpq   $0x0,-0x70(%rbp)
  jne    L73
  mov    $0xffffffff,%eax
  jmp    L50
L73:
  movl   $0x0,-0x7c(%rbp)
L95:
  mov    -0x78(%rbp),%rdx
  lea    -0x60(%rbp),%rax
  mov    $0x50,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  je     L96
  movzbl -0x60(%rbp),%eax
  test   %al,%al
  je     L58
  movzbl -0x56(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,-0x80(%rbp)
  movzbl -0x54(%rbp),%eax
  mov    %al,-0x56(%rbp)
  mov    -0x80(%rbp),%eax
  mov    %al,-0x54(%rbp)
  lea    -0x80(%rbp),%rax
  lea    -0x60(%rbp),%rdx
  lea    0xa(%rdx),%rcx
  mov    %rax,%rdx
  lea    D8(%rip),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <sscanf@plt>
  mov    -0x80(%rbp),%eax
  sar    $0x8,%eax
  mov    %al,-0x64(%rbp)
  mov    -0x80(%rbp),%eax
  mov    %al,-0x63(%rbp)
  mov    -0x70(%rbp),%rdx
  lea    -0x64(%rbp),%rax
  mov    %rdx,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <fwrite@plt>
  addl   $0x1,-0x7c(%rbp)
  cmpl   $0x1000,-0x7c(%rbp)
  je     L17
  jmp    L95
L96:
  nop
  jmp    L98
L58:
  nop
  jmp    L98
L17:
  nop
L98:
  mov    -0x70(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x78(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
L50:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L25
  call   <__stack_chk_fail@plt>
L25:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D7
type_infered: string
name: disassemble_data
arguments: tag: D28
type_infered: string
name: disassemble_data
arguments: tag: D8
type_infered: string

tool: D7: rt

tool: D28: wb

tool: D8: %x

assistant: ```c
int a2rom(char *f1, char *f2) {
  FILE *src;
  FILE *dest;
  char ligne[80];
  unsigned char buf[4];
  int i, n;
  src = fopen(f1, "rt");
  if (src == NULL)
    return (-1);
  dest = fopen(f2, "wb");
  if (dest == NULL)
    return (-1);
  i = 0;
  do {
    if (fgets(ligne, 80, src) == NULL)
      break;
    if (ligne[0] == 0)
      break;
    n = ligne[10];
    ligne[10] = ligne[12];
    ligne[12] = n;
    sscanf(&ligne[10], "%x", &n);
    buf[0] = n >> 8;
    buf[1] = n;
    fwrite(buf, 1, 2, dest);
    i++;
    if (i == 4096)
      break;
  } while (1);
  fclose(dest);
  fclose(src);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<a2rom>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %rsi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  lea    D19(%rip),%rsi
  call   <fopen@plt>
  test   %rax,%rax
  je     L15
  mov    %rax,%rbp
  lea    D8(%rip),%rsi
  mov    %rbx,%rdi
  call   <fopen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L15
  mov    $0x1000,%ebx
  lea    D4(%rip),%r13
L22:
  lea    0x10(%rsp),%rdi
  mov    %rbp,%rdx
  mov    $0x50,%esi
  call   <fgets@plt>
  test   %rax,%rax
  je     L2
  cmpb   $0x0,0x10(%rsp)
  je     L2
  movzbl 0x1a(%rsp),%eax
  movsbl %al,%edx
  mov    %edx,0x8(%rsp)
  movzbl 0x1c(%rsp),%edx
  mov    %dl,0x1a(%rsp)
  mov    %al,0x1c(%rsp)
  lea    0x8(%rsp),%rdx
  lea    0x1a(%rsp),%rdi
  mov    %r13,%rsi
  call   <sscanf@plt>
  mov    0x8(%rsp),%eax
  movzbl %ah,%ecx
  mov    %cl,0xc(%rsp)
  mov    %al,0xd(%rsp)
  lea    0xc(%rsp),%rdi
  mov    %r12,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  call   <fwrite@plt>
  sub    $0x1,%ebx
  jne    L22
L2:
  mov    %r12,%rdi
  call   <fclose@plt>
  mov    %rbp,%rdi
  call   <fclose@plt>
L36:
  mov    0x68(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L57
  add    $0x78,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L15:
  mov    $0xffffffff,%eax
  jmp    L36
L57:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D19
datatype: string
name: parse_data
arguments: tag: D8
datatype: string
name: parse_data
arguments: tag: D4
datatype: string

tool: D19: rt

tool: D8: wb

tool: D4: %x

assistant: ```c
int a2rom(char *f1, char *f2) {
  FILE *src;
  FILE *dest;
  char ligne[80];
  unsigned char buf[4];
  int i, n;
  src = fopen(f1, "rt");
  if (src == NULL)
    return (-1);
  dest = fopen(f2, "wb");
  if (dest == NULL)
    return (-1);
  i = 0;
  do {
    if (fgets(ligne, 80, src) == NULL)
      break;
    if (ligne[0] == 0)
      break;
    n = ligne[10];
    ligne[10] = ligne[12];
    ligne[12] = n;
    sscanf(&ligne[10], "%x", &n);
    buf[0] = n >> 8;
    buf[1] = n;
    fwrite(buf, 1, 2, dest);
    i++;
    if (i == 4096)
      break;
  } while (1);
  fclose(dest);
  fclose(src);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<a2rom>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  lea    D1(%rip),%rsi
  push   %rbp
  push   %rbx
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  test   %rax,%rax
  je     L47
  mov    %r12,%rdi
  lea    D27(%rip),%rsi
  mov    %rax,%rbp
  call   <fopen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L47
  mov    $0x1000,%ebx
  lea    0x10(%rsp),%r13
  lea    D22(%rip),%r14
  jmp    L38
  nopl   0x0(%rax)
L14:
  cmpb   $0x0,0x10(%rsp)
  je     L49
  movsbl 0x1a(%rsp),%edx
  lea    0x1a(%rsp),%rdi
  mov    %r14,%rsi
  mov    %edx,%eax
  mov    %edx,0x8(%rsp)
  movzbl 0x1c(%rsp),%edx
  mov    %al,0x1c(%rsp)
  mov    %dl,0x1a(%rsp)
  lea    0x8(%rsp),%rdx
  call   <sscanf@plt>
  movzwl 0x8(%rsp),%eax
  lea    0xc(%rsp),%rdi
  mov    %r12,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  rol    $0x8,%ax
  mov    %ax,0xc(%rsp)
  call   <fwrite@plt>
  sub    $0x1,%ebx
  je     L49
L38:
  mov    %rbp,%rdx
  mov    $0x50,%esi
  mov    %r13,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L14
L49:
  mov    %r12,%rdi
  call   <fclose@plt>
  mov    %rbp,%rdi
  call   <fclose@plt>
L4:
  mov    0x68(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L55
  add    $0x70,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   (%rax)
L47:
  mov    $0xffffffff,%eax
  jmp    L4
L55:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D1
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D27
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D22
type_guessed: string

tool: D1: rt

tool: D27: wb

tool: D22: %x

assistant: ```c
int a2rom(char *f1, char *f2) {
  FILE *src;
  FILE *dest;
  char ligne[80];
  unsigned char buf[4];
  int i, n;
  src = fopen(f1, "rt");
  if (src == NULL)
    return (-1);
  dest = fopen(f2, "wb");
  if (dest == NULL)
    return (-1);
  i = 0;
  do {
    if (fgets(ligne, 80, src) == NULL)
      break;
    if (ligne[0] == 0)
      break;
    n = ligne[10];
    ligne[10] = ligne[12];
    ligne[12] = n;
    sscanf(&ligne[10], "%x", &n);
    buf[0] = n >> 8;
    buf[1] = n;
    fwrite(buf, 1, 2, dest);
    i++;
    if (i == 4096)
      break;
  } while (1);
  fclose(dest);
  fclose(src);
}
```
user: Translate the below assembly code into C programming language:

```asm
<a2rom>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  lea    D11(%rip),%rsi
  push   %rbp
  push   %rbx
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  test   %rax,%rax
  je     L51
  mov    %r12,%rdi
  lea    D29(%rip),%rsi
  mov    %rax,%rbp
  call   <fopen@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L51
  mov    $0x1000,%ebx
  lea    0x10(%rsp),%r13
  lea    D26(%rip),%r14
  jmp    L46
  nopl   0x0(%rax)
L0:
  cmpb   $0x0,0x10(%rsp)
  je     L17
  movsbl 0x1a(%rsp),%edx
  lea    0x1a(%rsp),%rdi
  mov    %r14,%rsi
  mov    %edx,%eax
  mov    %edx,0x8(%rsp)
  movzbl 0x1c(%rsp),%edx
  mov    %al,0x1c(%rsp)
  mov    %dl,0x1a(%rsp)
  lea    0x8(%rsp),%rdx
  call   <sscanf@plt>
  movzwl 0x8(%rsp),%eax
  lea    0xc(%rsp),%rdi
  mov    %r12,%rcx
  mov    $0x2,%edx
  mov    $0x1,%esi
  rol    $0x8,%ax
  mov    %ax,0xc(%rsp)
  call   <fwrite@plt>
  sub    $0x1,%ebx
  je     L17
L46:
  mov    %rbp,%rdx
  mov    $0x50,%esi
  mov    %r13,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L0
L17:
  mov    %r12,%rdi
  call   <fclose@plt>
  mov    %rbp,%rdi
  call   <fclose@plt>
L12:
  mov    0x68(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L24
  add    $0x70,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   (%rax)
L51:
  mov    $0xffffffff,%eax
  jmp    L12
L24:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D11
data_type: string
name: retrieve_data
arguments: label: D29
data_type: string
name: retrieve_data
arguments: label: D26
data_type: string

tool: D11: rt

tool: D29: wb

tool: D26: %x

assistant: ```c
int a2rom(char *f1, char *f2) {
  FILE *src;
  FILE *dest;
  char ligne[80];
  unsigned char buf[4];
  int i, n;
  src = fopen(f1, "rt");
  if (src == NULL)
    return (-1);
  dest = fopen(f2, "wb");
  if (dest == NULL)
    return (-1);
  i = 0;
  do {
    if (fgets(ligne, 80, src) == NULL)
      break;
    if (ligne[0] == 0)
      break;
    n = ligne[10];
    ligne[10] = ligne[12];
    ligne[12] = n;
    sscanf(&ligne[10], "%x", &n);
    buf[0] = n >> 8;
    buf[1] = n;
    fwrite(buf, 1, 2, dest);
    i++;
    if (i == 4096)
      break;
  } while (1);
  fclose(dest);
  fclose(src);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<xgetpass>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x28(%rbp)
  movq   $0x0,-0x20(%rbp)
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <fileno@plt>
  mov    %eax,%edx
  lea    -0x34(%rbp),%rax
  mov    %rax,%rsi
  mov    %edx,%edi
  call   <tcgetattr@plt>
  test   %rax,%rax
  je     L28
  mov    $0x0,%eax
  jmp    L99
L28:
  mov    -0x34(%rbp),%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x30(%rbp),%edx
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  not    %eax
  and    %edx,%eax
  mov    %eax,-0x30(%rbp)
  mov    D25(%rip),%rax
  mov    (%rax),%ebx
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <fileno@plt>
  mov    %eax,%ecx
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdx
  mov    %ebx,%esi
  mov    %ecx,%edi
  call   <tcsetattr@plt>
  test   %rax,%rax
  je     L66
  mov    $0x0,%eax
  jmp    L99
L66:
  mov    -0x48(%rbp),%rdx
  lea    -0x20(%rbp),%rcx
  lea    -0x28(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <getline@plt>
  mov    %eax,-0x2c(%rbp)
  mov    D25(%rip),%rax
  mov    (%rax),%ebx
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <fileno@plt>
  mov    %eax,%ecx
  lea    -0x34(%rbp),%rax
  mov    %rax,%rdx
  mov    %ebx,%esi
  mov    %ecx,%edi
  call   <tcsetattr@plt>
  cmpl   $0x0,-0x2c(%rbp)
  jns    L50
  mov    -0x28(%rbp),%rax
  test   %rax,%rax
  je     L69
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
L69:
  mov    $0x0,%eax
  jmp    L99
L50:
  cmpl   $0x0,-0x2c(%rbp)
  jle    L25
  mov    -0x28(%rbp),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  sub    $0x1,%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L25
  mov    -0x28(%rbp),%rdx
  mov    -0x2c(%rbp),%eax
  cltq
  sub    $0x1,%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
L25:
  mov    -0x28(%rbp),%rax
L99:
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *xgetpass(FILE *stream) {
  char *pw = NULL;
  size_t linecap = 0;
  ssize_t nread;
  struct termios old, new;
  if (tcgetattr(fileno(stream), &old) != 0)
    return NULL;
  new = old;
  new.c_lflag &= ~ECHO;
  if (tcsetattr(fileno(stream), TCSAFLUSH, &new) != 0)
    return NULL;
  nread = getline(&pw, &linecap, stream);
  tcsetattr(fileno(stream), TCSAFLUSH, &old);
  if (nread < 0) {
    if (pw)
      free(pw);
    return NULL;
  }
  if (nread > 0 && pw[nread - 1] == '\n')
    pw[nread - 1] = '\0';
  return pw;
}
```
user: Translate the below assembly code into C programming language:

```asm
<xgetpass>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <fileno@plt>
  mov    %eax,%edi
  mov    %rsp,%rsi
  call   <tcgetattr@plt>
  mov    %rax,%rdx
  mov    $0x0,%eax
  test   %rdx,%rdx
  jne    L35
  mov    (%rsp),%eax
  mov    %eax,0x4(%rsp)
  mov    D23(%rip),%rax
  mov    (%rax),%eax
  not    %eax
  and    %eax,0x4(%rsp)
  mov    D9(%rip),%rax
  mov    (%rax),%ebp
  mov    %rbx,%rdi
  call   <fileno@plt>
  mov    %eax,%edi
  lea    0x4(%rsp),%rdx
  mov    %ebp,%esi
  call   <tcsetattr@plt>
  mov    %rax,%rdx
  mov    $0x0,%eax
  test   %rdx,%rdx
  jne    L35
  lea    0x10(%rsp),%rsi
  lea    0x8(%rsp),%rdi
  mov    %rbx,%rdx
  call   <getline@plt>
  mov    %eax,%ebp
  mov    D9(%rip),%rax
  mov    (%rax),%r12d
  mov    %rbx,%rdi
  call   <fileno@plt>
  mov    %eax,%edi
  mov    %rsp,%rdx
  mov    %r12d,%esi
  call   <tcsetattr@plt>
  test   %ebp,%ebp
  js     L72
  jle    L21
  movslq %ebp,%rbp
  mov    0x8(%rsp),%rax
  lea    -0x1(%rax,%rbp,1),%rax
  cmpb   $0xa,(%rax)
  je     L61
L21:
  mov    0x8(%rsp),%rax
L35:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L72:
  mov    0x8(%rsp),%rax
  test   %rax,%rax
  je     L35
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  jmp    L35
L61:
  movb   $0x0,(%rax)
  jmp    L21
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *xgetpass(FILE *stream) {
  char *pw = NULL;
  size_t linecap = 0;
  ssize_t nread;
  struct termios old, new;
  if (tcgetattr(fileno(stream), &old) != 0)
    return NULL;
  new = old;
  new.c_lflag &= ~ECHO;
  if (tcsetattr(fileno(stream), TCSAFLUSH, &new) != 0)
    return NULL;
  nread = getline(&pw, &linecap, stream);
  tcsetattr(fileno(stream), TCSAFLUSH, &old);
  if (nread < 0) {
    if (pw)
      free(pw);
    return NULL;
  }
  if (nread > 0 && pw[nread - 1] == '\n')
    pw[nread - 1] = '\0';
  return pw;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<xgetpass>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <fileno@plt>
  mov    %r12,%rsi
  mov    %eax,%edi
  call   <tcgetattr@plt>
  test   %rax,%rax
  jne    L46
  mov    (%rsp),%eax
  mov    D6(%rip),%r13
  mov    %rbp,%rdi
  mov    %eax,0x4(%rsp)
  mov    D1(%rip),%rax
  mov    0x0(%r13),%r14d
  mov    (%rax),%eax
  not    %eax
  and    %eax,0x4(%rsp)
  call   <fileno@plt>
  lea    0x4(%rsp),%rdx
  mov    %r14d,%esi
  mov    %eax,%edi
  call   <tcsetattr@plt>
  test   %rax,%rax
  jne    L46
  lea    0x10(%rsp),%rsi
  mov    %rbp,%rdx
  lea    0x8(%rsp),%rdi
  call   <getline@plt>
  mov    0x0(%r13),%r13d
  mov    %rbp,%rdi
  movslq %eax,%rbx
  call   <fileno@plt>
  mov    %r12,%rdx
  mov    %r13d,%esi
  mov    %eax,%edi
  call   <tcsetattr@plt>
  test   %ebx,%ebx
  js     L74
  mov    0x8(%rsp),%rax
  je     L51
  lea    -0x1(%rax,%rbx,1),%rdx
  cmpb   $0xa,(%rdx)
  jne    L51
  movb   $0x0,(%rdx)
  mov    0x8(%rsp),%rax
  jmp    L51
  nopw   0x0(%rax,%rax,1)
L74:
  mov    0x8(%rsp),%rdi
  test   %rdi,%rdi
  je     L46
  call   <free@plt>
  nop
L46:
  xor    %eax,%eax
L51:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L20
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L20:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *xgetpass(FILE *stream) {
  char *pw = NULL;
  size_t linecap = 0;
  ssize_t nread;
  struct termios old, new;
  if (tcgetattr(fileno(stream), &old) != 0)
    return NULL;
  new = old;
  new.c_lflag &= ~ECHO;
  if (tcsetattr(fileno(stream), TCSAFLUSH, &new) != 0)
    return NULL;
  nread = getline(&pw, &linecap, stream);
  tcsetattr(fileno(stream), TCSAFLUSH, &old);
  if (nread < 0) {
    if (pw)
      free(pw);
    return NULL;
  }
  if (nread > 0 && pw[nread - 1] == '\n')
    pw[nread - 1] = '\0';
  return pw;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<xgetpass>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <fileno@plt>
  mov    %r12,%rsi
  mov    %eax,%edi
  call   <tcgetattr@plt>
  test   %rax,%rax
  jne    L3
  mov    (%rsp),%eax
  mov    D6(%rip),%r13
  mov    %rbp,%rdi
  mov    %eax,0x4(%rsp)
  mov    D17(%rip),%rax
  mov    0x0(%r13),%r14d
  mov    (%rax),%eax
  not    %eax
  and    %eax,0x4(%rsp)
  call   <fileno@plt>
  lea    0x4(%rsp),%rdx
  mov    %r14d,%esi
  mov    %eax,%edi
  call   <tcsetattr@plt>
  test   %rax,%rax
  jne    L3
  lea    0x10(%rsp),%rsi
  mov    %rbp,%rdx
  lea    0x8(%rsp),%rdi
  call   <getline@plt>
  mov    0x0(%r13),%r13d
  mov    %rbp,%rdi
  movslq %eax,%rbx
  call   <fileno@plt>
  mov    %r12,%rdx
  mov    %r13d,%esi
  mov    %eax,%edi
  call   <tcsetattr@plt>
  test   %ebx,%ebx
  js     L33
  mov    0x8(%rsp),%rax
  je     L75
  lea    -0x1(%rax,%rbx,1),%rdx
  cmpb   $0xa,(%rdx)
  jne    L75
  movb   $0x0,(%rdx)
  mov    0x8(%rsp),%rax
  jmp    L75
  nopw   0x0(%rax,%rax,1)
L33:
  mov    0x8(%rsp),%rdi
  test   %rdi,%rdi
  je     L3
  call   <free@plt>
  nop
L3:
  xor    %eax,%eax
L75:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *xgetpass(FILE *stream) {
  char *pw = NULL;
  size_t linecap = 0;
  ssize_t nread;
  struct termios old, new;
  if (tcgetattr(fileno(stream), &old) != 0)
    return NULL;
  new = old;
  new.c_lflag &= ~ECHO;
  if (tcsetattr(fileno(stream), TCSAFLUSH, &new) != 0)
    return NULL;
  nread = getline(&pw, &linecap, stream);
  tcsetattr(fileno(stream), TCSAFLUSH, &old);
  if (nread < 0) {
    if (pw)
      free(pw);
    return NULL;
  }
  if (nread > 0 && pw[nread - 1] == '\n')
    pw[nread - 1] = '\0';
  return pw;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<gdt_compare_uint>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jae    L38
  mov    $0xffffffff,%eax
  jmp    L7
L38:
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jbe    L28
  mov    $0x1,%eax
  jmp    L7
L28:
  mov    $0x0,%eax
L7:
  pop    %rbp
  ret
```

assistant: ```c
int gdt_compare_uint(const void *p1, const void *p2) {
  unsigned int n1 = *((unsigned int *)p1);
  unsigned int n2 = *((unsigned int *)p2);
  if (n1 < n2) {
    return -1;
  } else if (n1 > n2) {
    return 1;
  } else {
    return 0;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<gdt_compare_uint>:
  endbr64
  mov    (%rdi),%ecx
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,%ecx
  jb     L9
  seta   %al
  movzbl %al,%eax
L9:
  ret
```

assistant: ```c
int gdt_compare_uint(const void *p1, const void *p2) {
  unsigned int n1 = *((unsigned int *)p1);
  unsigned int n2 = *((unsigned int *)p2);
  if (n1 < n2) {
    return -1;
  } else if (n1 > n2) {
    return 1;
  } else {
    return 0;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<gdt_compare_uint>:
  endbr64
  mov    (%rsi),%eax
  cmp    %eax,(%rdi)
  mov    $0xffffffff,%edx
  seta   %al
  movzbl %al,%eax
  cmovb  %edx,%eax
  ret
```

assistant: ```c
int gdt_compare_uint(const void *p1, const void *p2) {
  unsigned int n1 = *((unsigned int *)p1);
  unsigned int n2 = *((unsigned int *)p2);
  if (n1 < n2) {
    return -1;
  } else if (n1 > n2) {
    return 1;
  } else {
    return 0;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<gdt_compare_uint>:
  endbr64
  mov    (%rsi),%eax
  cmp    %eax,(%rdi)
  mov    $0xffffffff,%edx
  seta   %al
  movzbl %al,%eax
  cmovb  %edx,%eax
  ret
```

assistant: ```c
int gdt_compare_uint(const void *p1, const void *p2) {
  unsigned int n1 = *((unsigned int *)p1);
  unsigned int n2 = *((unsigned int *)p2);
  if (n1 < n2) {
    return -1;
  } else if (n1 > n2) {
    return 1;
  } else {
    return 0;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<floor_log2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L3
L8:
  addl   $0x1,-0x4(%rbp)
L3:
  sarl   -0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jne    L8
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int floor_log2(int n) {
  int r = 0;
  while ((n >>= 1))
    ++r;
  return r;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<floor_log2>:
  endbr64
  sar    %edi
  je     L7
  mov    $0x0,%eax
L4:
  add    $0x1,%eax
  sar    %edi
  jne    L4
  ret
L7:
  mov    %edi,%eax
  ret
```

assistant: ```c
int floor_log2(int n) {
  int r = 0;
  while ((n >>= 1))
    ++r;
  return r;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<floor_log2>:
  endbr64
  xor    %eax,%eax
  sar    %edi
  je     L13
  nopw   0x0(%rax,%rax,1)
L4:
  add    $0x1,%eax
  sar    %edi
  jne    L4
  ret
  nopl   0x0(%rax,%rax,1)
L13:
  ret
```

assistant: ```c
int floor_log2(int n) {
  int r = 0;
  while ((n >>= 1))
    ++r;
  return r;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<floor_log2>:
  endbr64
  xor    %eax,%eax
  sar    %edi
  je     L19
  nopw   0x0(%rax,%rax,1)
L7:
  add    $0x1,%eax
  sar    %edi
  jne    L7
  ret
  nopl   0x0(%rax,%rax,1)
L19:
  ret
```

assistant: ```c
int floor_log2(int n) {
  int r = 0;
  while ((n >>= 1))
    ++r;
  return r;
}
```