ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<readTOspace>:
  endbr64
  test   %edx,%edx
  push   %r14
  mov    %edx,%r14d
  setle  %al
  test   %rdi,%rdi
  push   %r13
  sete   %dl
  push   %r12
  or     %dl,%al
  push   %rbp
  push   %rbx
  jne    L1
  mov    %rdi,%r13
  mov    %rsi,%r12
  xor    %ebp,%ebp
  test   %rsi,%rsi
  jne    L23
  jmp    L1
  nopl   (%rax)
L54:
  movsbl %bl,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L38
  mov    %bl,(%r12,%rbp,1)
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jle    L1
L23:
  mov    %r13,%rdi
  call   <fgetc@plt>
  mov    %eax,%ebx
  cmp    $0xff,%al
  jne    L54
L1:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L38:
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
char *readTOspace(FILE *file, char *buff, int size) {
  if (size < 1) {
    return NULL;
  }
  if (file == NULL) {
    return NULL;
  }
  if (buff) {
    int idx = 0;
    char c = 0;
    while ((c = fgetc(file)) != -1) {
      if (isspace(c)) {
        return buff;
      } else {
        buff[idx] = c;
        idx++;
      }
      if (idx >= size) {
        return NULL;
      }
    }
    return NULL;
  } else {
    return NULL;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<readTOspace>:
  endbr64
  test   %edx,%edx
  push   %r14
  mov    %edx,%r14d
  setle  %al
  test   %rdi,%rdi
  push   %r13
  sete   %dl
  push   %r12
  or     %dl,%al
  push   %rbp
  push   %rbx
  jne    L17
  mov    %rdi,%r13
  mov    %rsi,%r12
  xor    %ebp,%ebp
  test   %rsi,%rsi
  jne    L37
  jmp    L17
  nopl   (%rax)
L26:
  movsbl %bl,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L59
  mov    %bl,(%r12,%rbp,1)
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jle    L17
L37:
  mov    %r13,%rdi
  call   <fgetc@plt>
  mov    %eax,%ebx
  cmp    $0xff,%al
  jne    L26
L17:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L59:
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
char *readTOspace(FILE *file, char *buff, int size) {
  if (size < 1) {
    return NULL;
  }
  if (file == NULL) {
    return NULL;
  }
  if (buff) {
    int idx = 0;
    char c = 0;
    while ((c = fgetc(file)) != -1) {
      if (isspace(c)) {
        return buff;
      } else {
        buff[idx] = c;
        idx++;
      }
      if (idx >= size) {
        return NULL;
      }
    }
    return NULL;
  } else {
    return NULL;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x34(%rbp)
  jmp    L38
L3:
  mov    -0x34(%rbp),%eax
  mov    %eax,%esi
  lea    D39(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x30(%rbp),%rdx
  mov    -0x34(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  mov    %rax,%rsi
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  addl   $0x1,-0x34(%rbp)
L38:
  cmpl   $0x9,-0x34(%rbp)
  jle    L3
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  movl   $0x0,-0x34(%rbp)
  jmp    L15
L22:
  mov    -0x34(%rbp),%eax
  cltq
  mov    -0x30(%rbp,%rax,4),%edx
  mov    -0x34(%rbp),%eax
  mov    %eax,%esi
  lea    D31(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x34(%rbp)
L15:
  cmpl   $0x9,-0x34(%rbp)
  jle    L22
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L44
  call   <__stack_chk_fail@plt>
L44:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D39
datatype: string
name: disassemble_data
arguments: data_tag: D30
datatype: string
name: disassemble_data
arguments: data_tag: D16
datatype: string
name: disassemble_data
arguments: data_tag: D31
datatype: string

tool: D39: Bitte Zahl %d eingeben: 

tool: D30: %d

tool: D16: SUPER!

tool: D31: Zahl %d ist: %d


assistant: ```c
int main(void) {
  int i;
  int zahlen[10];
  for (i = 0; i < 10; i++) {
    printf("Bitte Zahl %d eingeben: ", i);
    scanf("%d", &zahlen[i]);
    printf("\n");
  }
  printf("SUPER!\n");
  for (i = 0; i < 10; i++)
    printf("Zahl %d ist: %d\n", i, zahlen[i]);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    $0x0,%ebx
  lea    D27(%rip),%r13
  lea    D0(%rip),%r12
L20:
  mov    %ebx,%esi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x1,%ebx
  add    $0x4,%rbp
  cmp    $0xa,%ebx
  jne    L20
  lea    D3(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%ebx
  lea    D18(%rip),%rbp
L13:
  mov    (%rsp,%rbx,4),%edx
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbx
  cmp    $0xa,%rbx
  jne    L13
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  mov    $0x0,%eax
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D27
datatype: string
name: retrieve_data
arguments: data_label: D0
datatype: string
name: retrieve_data
arguments: data_label: D3
datatype: string
name: retrieve_data
arguments: data_label: D18
datatype: string

tool: D27: Bitte Zahl %d eingeben: 

tool: D0: %d

tool: D3: SUPER!

tool: D18: Zahl %d ist: %d


assistant: ```c
int main(void) {
  int i;
  int zahlen[10];
  for (i = 0; i < 10; i++) {
    printf("Bitte Zahl %d eingeben: ", i);
    scanf("%d", &zahlen[i]);
    printf("\n");
  }
  printf("SUPER!\n");
  for (i = 0; i < 10; i++)
    printf("Zahl %d ist: %d\n", i, zahlen[i]);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %r14
  lea    D8(%rip),%r14
  push   %r13
  lea    D7(%rip),%r13
  push   %r12
  push   %rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  mov    %r12,%rbp
  cs nopw 0x0(%rax,%rax,1)
L22:
  mov    %ebx,%esi
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  add    $0x4,%rbp
  call   <scanf@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  cmp    $0xa,%ebx
  jne    L22
  lea    D19(%rip),%rdi
  xor    %ebx,%ebx
  lea    D31(%rip),%rbp
  call   <puts@plt>
  nopw   0x0(%rax,%rax,1)
L28:
  mov    (%r12,%rbx,4),%edx
  mov    %ebx,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <printf@plt>
  cmp    $0xa,%rbx
  jne    L28
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x30,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L2:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D8
data_type: string
name: read_data
arguments: tag: D7
data_type: string
name: read_data
arguments: tag: D19
data_type: string
name: read_data
arguments: tag: D31
data_type: string

tool: D8: Bitte Zahl %d eingeben: 

tool: D7: %d

tool: D19: SUPER!

tool: D31: Zahl %d ist: %d


assistant: ```c
int main(void) {
  int i;
  int zahlen[10];
  for (i = 0; i < 10; i++) {
    printf("Bitte Zahl %d eingeben: ", i);
    scanf("%d", &zahlen[i]);
    printf("\n");
  }
  printf("SUPER!\n");
  for (i = 0; i < 10; i++)
    printf("Zahl %d ist: %d\n", i, zahlen[i]);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r14
  lea    D29(%rip),%r14
  push   %r13
  lea    D20(%rip),%r13
  push   %r12
  push   %rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  mov    %r12,%rbp
  cs nopw 0x0(%rax,%rax,1)
L4:
  mov    %ebx,%esi
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  add    $0x4,%rbp
  call   <scanf@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  cmp    $0xa,%ebx
  jne    L4
  lea    D16(%rip),%rdi
  xor    %ebx,%ebx
  lea    D33(%rip),%rbp
  call   <puts@plt>
  nopw   0x0(%rax,%rax,1)
L2:
  mov    (%r12,%rbx,4),%edx
  mov    %ebx,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <printf@plt>
  cmp    $0xa,%rbx
  jne    L2
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  add    $0x30,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L18:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D29
type: string
name: read_data
arguments: data_label: D20
type: string
name: read_data
arguments: data_label: D16
type: string
name: read_data
arguments: data_label: D33
type: string

tool: D29: Bitte Zahl %d eingeben: 

tool: D20: %d

tool: D16: SUPER!

tool: D33: Zahl %d ist: %d


assistant: ```c
int main(void) {
  int i;
  int zahlen[10];
  for (i = 0; i < 10; i++) {
    printf("Bitte Zahl %d eingeben: ", i);
    scanf("%d", &zahlen[i]);
    printf("\n");
  }
  printf("SUPER!\n");
  for (i = 0; i < 10; i++)
    printf("Zahl %d ist: %d\n", i, zahlen[i]);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<EntireDisplayOnOff>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%eax
  mov    %al,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movzbl -0x14(%rbp),%eax
  and    $0x1,%eax
  or     $0xffffffa4,%eax
  mov    %al,-0x9(%rbp)
  lea    -0x9(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <oled_SendCommand@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L2
  call   <__stack_chk_fail@plt>
L2:
  leave
  ret
```

assistant: ```c
void EntireDisplayOnOff(char x) {
  unsigned char d[] = {0xA4 | (x & 0x01)};
  oled_SendCommand(d, sizeof(d));
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<EntireDisplayOnOff>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  and    $0x1,%edi
  or     $0xffffffa4,%edi
  mov    %dil,0x7(%rsp)
  lea    0x7(%rsp),%rdi
  mov    $0x1,%esi
  call   <oled_SendCommand@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void EntireDisplayOnOff(char x) {
  unsigned char d[] = {0xA4 | (x & 0x01)};
  oled_SendCommand(d, sizeof(d));
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<EntireDisplayOnOff>:
  endbr64
  and    $0x1,%edi
  sub    $0x18,%rsp
  mov    $0x1,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  or     $0xffffffa4,%edi
  mov    %dil,0x7(%rsp)
  lea    0x7(%rsp),%rdi
  call   <oled_SendCommand@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x18,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void EntireDisplayOnOff(char x) {
  unsigned char d[] = {0xA4 | (x & 0x01)};
  oled_SendCommand(d, sizeof(d));
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<EntireDisplayOnOff>:
  endbr64
  and    $0x1,%edi
  sub    $0x18,%rsp
  mov    $0x1,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  or     $0xffffffa4,%edi
  mov    %dil,0x7(%rsp)
  lea    0x7(%rsp),%rdi
  call   <oled_SendCommand@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x18,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void EntireDisplayOnOff(char x) {
  unsigned char d[] = {0xA4 | (x & 0x01)};
  oled_SendCommand(d, sizeof(d));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<cdev_init>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    -0x20(%rbp),%rdx
  mov    %rdx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void cdev_init(struct cdev *cdev, struct file_operations const *fops) {
  unsigned long __cil_tmp3;
  unsigned long __cil_tmp4;
  {
    __cil_tmp3 = (unsigned long)cdev;
    __cil_tmp4 = __cil_tmp3 + 8;
    *((struct file_operations const **)__cil_tmp4) = fops;
    return;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<cdev_init>:
  endbr64
  mov    %rsi,0x8(%rdi)
  ret
```

assistant: ```c
void cdev_init(struct cdev *cdev, struct file_operations const *fops) {
  unsigned long __cil_tmp3;
  unsigned long __cil_tmp4;
  {
    __cil_tmp3 = (unsigned long)cdev;
    __cil_tmp4 = __cil_tmp3 + 8;
    *((struct file_operations const **)__cil_tmp4) = fops;
    return;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<cdev_init>:
  endbr64
  mov    %rsi,0x8(%rdi)
  ret
```

assistant: ```c
void cdev_init(struct cdev *cdev, struct file_operations const *fops) {
  unsigned long __cil_tmp3;
  unsigned long __cil_tmp4;
  {
    __cil_tmp3 = (unsigned long)cdev;
    __cil_tmp4 = __cil_tmp3 + 8;
    *((struct file_operations const **)__cil_tmp4) = fops;
    return;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<cdev_init>:
  endbr64
  mov    %rsi,0x8(%rdi)
  ret
```

assistant: ```c
void cdev_init(struct cdev *cdev, struct file_operations const *fops) {
  unsigned long __cil_tmp3;
  unsigned long __cil_tmp4;
  {
    __cil_tmp3 = (unsigned long)cdev;
    __cil_tmp4 = __cil_tmp3 + 8;
    *((struct file_operations const **)__cil_tmp4) = fops;
    return;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ueld_signal>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %edx,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x40(%rbp),%rax
  mov    %rax,-0x30(%rbp)
  lea    -0x30(%rbp),%rax
  add    $0xc,%rax
  mov    %rax,%rdi
  call   <sigemptyset@plt>
  cmpl   $0x0,-0x38(%rbp)
  je     L6
  mov    D1(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0x28(%rbp)
L6:
  lea    -0x20(%rbp),%rdx
  lea    -0x30(%rbp),%rcx
  mov    -0x34(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <sigaction@plt>
  test   %rax,%rax
  jns    L1
  mov    $0xffffffffffffffff,%rax
  jmp    L38
L1:
  mov    -0x20(%rbp),%rax
L38:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L16
  call   <__stack_chk_fail@plt>
L16:
  leave
  ret
```

assistant: ```c
void *ueld_signal(int signum, void *handler, int restartsyscall) {
  struct sigaction sa, osa;
  sa.sa_handler = handler;
  sigemptyset(&sa.sa_mask);
  if (restartsyscall) {
    sa.sa_flags = SA_RESTART;
  } else {
  }
  if (sigaction(signum, &sa, &osa) < 0)
    return (void *)-1;
  return osa.sa_handler;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<ueld_signal>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,%ebx
  mov    %edx,%ebp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsi,(%rsp)
  lea    0xc(%rsp),%rdi
  call   <sigemptyset@plt>
  test   %ebp,%ebp
  je     L0
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x8(%rsp)
L0:
  lea    0x10(%rsp),%rdx
  mov    %rsp,%rsi
  mov    %ebx,%edi
  call   <sigaction@plt>
  test   %rax,%rax
  mov    $0xffffffffffffffff,%rax
  cmovns 0x10(%rsp),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L17
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  ret
L17:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *ueld_signal(int signum, void *handler, int restartsyscall) {
  struct sigaction sa, osa;
  sa.sa_handler = handler;
  sigemptyset(&sa.sa_mask);
  if (restartsyscall) {
    sa.sa_flags = SA_RESTART;
  } else {
  }
  if (sigaction(signum, &sa, &osa) < 0)
    return (void *)-1;
  return osa.sa_handler;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ueld_signal>:
  endbr64
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0xc(%rsp),%rdi
  mov    %rsi,(%rsp)
  call   <sigemptyset@plt>
  test   %ebx,%ebx
  je     L4
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x8(%rsp)
L4:
  lea    0x10(%rsp),%rdx
  mov    %rsp,%rsi
  mov    %ebp,%edi
  call   <sigaction@plt>
  test   %rax,%rax
  mov    $0xffffffffffffffff,%rax
  cmovns 0x10(%rsp),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L17
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  ret
L17:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *ueld_signal(int signum, void *handler, int restartsyscall) {
  struct sigaction sa, osa;
  sa.sa_handler = handler;
  sigemptyset(&sa.sa_mask);
  if (restartsyscall) {
    sa.sa_flags = SA_RESTART;
  } else {
  }
  if (sigaction(signum, &sa, &osa) < 0)
    return (void *)-1;
  return osa.sa_handler;
}
```
user: Translate the below assembly code into C programming language:

```asm
<ueld_signal>:
  endbr64
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %edx,%ebx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0xc(%rsp),%rdi
  mov    %rsi,(%rsp)
  call   <sigemptyset@plt>
  test   %ebx,%ebx
  je     L16
  mov    D9(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x8(%rsp)
L16:
  lea    0x10(%rsp),%rdx
  mov    %rsp,%rsi
  mov    %ebp,%edi
  call   <sigaction@plt>
  test   %rax,%rax
  mov    $0xffffffffffffffff,%rax
  cmovns 0x10(%rsp),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L17
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  ret
L17:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *ueld_signal(int signum, void *handler, int restartsyscall) {
  struct sigaction sa, osa;
  sa.sa_handler = handler;
  sigemptyset(&sa.sa_mask);
  if (restartsyscall) {
    sa.sa_flags = SA_RESTART;
  } else {
  }
  if (sigaction(signum, &sa, &osa) < 0)
    return (void *)-1;
  return osa.sa_handler;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<hours_of_observational_data_cutoff_after_reference_time>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <hours_of_observational_data_cutoff_after_reference_time_location@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L13
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <int2@plt>
  jmp    L9
L13:
  mov    $0xffffffff,%eax
L9:
  leave
  ret
```

assistant: ```c
int hours_of_observational_data_cutoff_after_reference_time(unsigned char **sec) {
  unsigned char *p;
  p = hours_of_observational_data_cutoff_after_reference_time_location(sec);
  if (p)
    return int2(p);
  return -1;
}
```
user: What is the c source code of the assembly code below:

```asm
<hours_of_observational_data_cutoff_after_reference_time>:
  endbr64
  sub    $0x8,%rsp
  call   <hours_of_observational_data_cutoff_after_reference_time_location@plt>
  test   %rax,%rax
  je     L2
  mov    %rax,%rdi
  call   <int2@plt>
L0:
  add    $0x8,%rsp
  ret
L2:
  mov    $0xffffffff,%eax
  jmp    L0
```

assistant: ```c
int hours_of_observational_data_cutoff_after_reference_time(unsigned char **sec) {
  unsigned char *p;
  p = hours_of_observational_data_cutoff_after_reference_time_location(sec);
  if (p)
    return int2(p);
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<hours_of_observational_data_cutoff_after_reference_time>:
  endbr64
  sub    $0x8,%rsp
  call   <hours_of_observational_data_cutoff_after_reference_time_location@plt>
  test   %rax,%rax
  je     L6
  mov    %rax,%rdi
  add    $0x8,%rsp
  jmp    1060 <int2@plt>
  xchg   %ax,%ax
L6:
  mov    $0xffffffff,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int hours_of_observational_data_cutoff_after_reference_time(unsigned char **sec) {
  unsigned char *p;
  p = hours_of_observational_data_cutoff_after_reference_time_location(sec);
  if (p)
    return int2(p);
  return -1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<hours_of_observational_data_cutoff_after_reference_time>:
  endbr64
  sub    $0x8,%rsp
  call   <hours_of_observational_data_cutoff_after_reference_time_location@plt>
  test   %rax,%rax
  je     L9
  mov    %rax,%rdi
  add    $0x8,%rsp
  jmp    1060 <int2@plt>
  xchg   %ax,%ax
L9:
  mov    $0xffffffff,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int hours_of_observational_data_cutoff_after_reference_time(unsigned char **sec) {
  unsigned char *p;
  p = hours_of_observational_data_cutoff_after_reference_time_location(sec);
  if (p)
    return int2(p);
  return -1;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<twoBitIsRange>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <cloneString@plt>
  mov    %rax,-0x10(%rbp)
  lea    -0x28(%rbp),%rdi
  lea    -0x2c(%rbp),%rcx
  lea    -0x18(%rbp),%rdx
  lea    -0x20(%rbp),%rsi
  mov    -0x10(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <twoBitParseRange@plt>
  mov    %eax,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  je     L2
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <twoBitIsFile@plt>
  mov    %eax,-0x24(%rbp)
L2:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <freeMem@plt>
  mov    -0x24(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

assistant: ```c
int twoBitIsRange(char *rangeSpec) {
  char *dupe = cloneString(rangeSpec);
  char *file, *seq;
  int start, end;
  int isRange = twoBitParseRange(dupe, &file, &seq, &start, &end);
  if (isRange)
    isRange = twoBitIsFile(file);
  freeMem(dupe);
  return isRange;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<twoBitIsRange>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <cloneString@plt>
  mov    %rax,%rbp
  mov    %rsp,%rcx
  lea    0x10(%rsp),%rdx
  lea    0x8(%rsp),%rsi
  lea    0x4(%rsp),%r8
  mov    %rax,%rdi
  call   <twoBitParseRange@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L17
L1:
  mov    %rbp,%rdi
  call   <freeMem@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L22
  mov    %ebx,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L17:
  mov    0x8(%rsp),%rdi
  call   <twoBitIsFile@plt>
  mov    %eax,%ebx
  jmp    L1
L22:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int twoBitIsRange(char *rangeSpec) {
  char *dupe = cloneString(rangeSpec);
  char *file, *seq;
  int start, end;
  int isRange = twoBitParseRange(dupe, &file, &seq, &start, &end);
  if (isRange)
    isRange = twoBitIsFile(file);
  freeMem(dupe);
  return isRange;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<twoBitIsRange>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <cloneString@plt>
  mov    %rsp,%rcx
  lea    0x10(%rsp),%rdx
  lea    0x8(%rsp),%rsi
  lea    0x4(%rsp),%r8
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <twoBitParseRange@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  jne    L1
L14:
  mov    %rbp,%rdi
  call   <freeMem@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x28,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L1:
  mov    0x8(%rsp),%rdi
  call   <twoBitIsFile@plt>
  mov    %eax,%r12d
  jmp    L14
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int twoBitIsRange(char *rangeSpec) {
  char *dupe = cloneString(rangeSpec);
  char *file, *seq;
  int start, end;
  int isRange = twoBitParseRange(dupe, &file, &seq, &start, &end);
  if (isRange)
    isRange = twoBitIsFile(file);
  freeMem(dupe);
  return isRange;
}
```