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

```asm
<triad>:
  endbr64
  test   %edi,%edi
  jle    L14
  mov    %edi,%edi
  mov    $0x0,%eax
L2:
  movsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rdi,%rax
  jne    L2
L14:
  mov    $0x18,%eax
  ret
```

assistant: ```c
int triad(int len, double xx, double *a, double *b, double *c) {
  int i, bytes = 24;
#pragma vector aligned
#pragma vector nontemporal
  for (i = 0; i < len; i++)
    a[i] = b[i];
  return bytes;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<triad>:
  endbr64
  test   %edi,%edi
  jle    L10
  movslq %edi,%rdi
  xor    %eax,%eax
  nopl   (%rax)
L2:
  movsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rdi,%rax
  jne    L2
L10:
  mov    $0x18,%eax
  ret
```

assistant: ```c
int triad(int len, double xx, double *a, double *b, double *c) {
  int i, bytes = 24;
#pragma vector aligned
#pragma vector nontemporal
  for (i = 0; i < len; i++)
    a[i] = b[i];
  return bytes;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<triad>:
  endbr64
  test   %edi,%edi
  jle    L3
  lea    -0x1(%rdi),%eax
  cmp    $0x2,%eax
  jbe    L8
  lea    0x8(%rdx),%rax
  cmp    %rax,%rsi
  je     L8
  mov    %edi,%ecx
  xor    %eax,%eax
  shr    %ecx
  shl    $0x4,%rcx
  nopl   0x0(%rax,%rax,1)
L25:
  movupd (%rdx,%rax,1),%xmm1
  movups %xmm1,(%rsi,%rax,1)
  add    $0x10,%rax
  cmp    %rcx,%rax
  jne    L25
  mov    %edi,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%edi
  je     L3
  movsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
L3:
  mov    $0x18,%eax
  ret
  nopl   0x0(%rax)
L8:
  mov    %edi,%edi
  xor    %eax,%eax
  nopl   0x0(%rax)
L7:
  movsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rdi
  jne    L7
  mov    $0x18,%eax
  ret
```

assistant: ```c
int triad(int len, double xx, double *a, double *b, double *c) {
  int i, bytes = 24;
#pragma vector aligned
#pragma vector nontemporal
  for (i = 0; i < len; i++)
    a[i] = b[i];
  return bytes;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<parse_ip_address>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x2f,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L1
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <ip_mask@plt>
  test   %rax,%rax
  je     L21
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L21
L1:
  mov    -0x28(%rbp),%rax
  movl   $0xffffffff,(%rax)
L21:
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  je     L8
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
L8:
  mov    -0x20(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%eax
  and    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,(%rax)
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D7
data_type: string
name: extract_symbolic_data
arguments: data_tag: D16
data_type: string
name: extract_symbolic_data
arguments: data_tag: D12
data_type: string

tool: D7: Problem with the IP mask

tool: D16: .


tool: D12: Problem with the IP address

assistant: ```c
void parse_ip_address(char *address, uint32_t *addr, uint32_t *msk) {
  char *p;
  if ((p = strrchr(address, '/')) != NULL) {
    *p = '\0';
    if (ip_mask(p + 1, (unsigned char *)msk)) {
      printf("Problem with the IP mask");
      printf(".\n");
      exit(-1);
    };
  } else
    *msk = 0xFFFFFFFF;
  if (undot_ip(address, (unsigned char *)addr)) {
    printf("Problem with the IP address");
    printf(".\n");
    exit(-1);
  };
  *addr = *addr & *msk;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<parse_ip_address>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rdx,%r12
  mov    $0x2f,%esi
  call   <strrchr@plt>
  test   %rax,%rax
  je     L25
  movb   $0x0,(%rax)
  lea    0x1(%rax),%rdi
  mov    %r12,%rsi
  call   <ip_mask@plt>
  test   %rax,%rax
  je     L2
  lea    D38(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L2
L25:
  movl   $0xffffffff,(%r12)
L2:
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  jne    L32
L35:
  mov    (%r12),%eax
  and    %eax,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L32:
  lea    D16(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L35
```

tool_calls: name: extract_symbolic_data
arguments: tag: D38
datatype: string
name: extract_symbolic_data
arguments: tag: D18
datatype: string
name: extract_symbolic_data
arguments: tag: D16
datatype: string

tool: D38: Problem with the IP mask

tool: D18: .


tool: D16: Problem with the IP address

assistant: ```c
void parse_ip_address(char *address, uint32_t *addr, uint32_t *msk) {
  char *p;
  if ((p = strrchr(address, '/')) != NULL) {
    *p = '\0';
    if (ip_mask(p + 1, (unsigned char *)msk)) {
      printf("Problem with the IP mask");
      printf(".\n");
      exit(-1);
    };
  } else
    *msk = 0xFFFFFFFF;
  if (undot_ip(address, (unsigned char *)addr)) {
    printf("Problem with the IP address");
    printf(".\n");
    exit(-1);
  };
  *addr = *addr & *msk;
}
```
user: Translate the below assembly code into C programming language:

```asm
<parse_ip_address>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  mov    $0x2f,%esi
  call   <strrchr@plt>
  test   %rax,%rax
  je     L45
  movb   $0x0,(%rax)
  lea    0x1(%rax),%rdi
  mov    %r12,%rsi
  call   <ip_mask@plt>
  test   %rax,%rax
  jne    L37
L2:
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  jne    L15
L1:
  mov    (%r12),%eax
  and    %eax,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L45:
  movl   $0xffffffff,(%r12)
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  je     L1
L15:
  lea    D3(%rip),%rdi
  call   <printf@plt>
  lea    D8(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  mov    (%r12),%eax
  and    %eax,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L37:
  lea    D11(%rip),%rdi
  call   <printf@plt>
  lea    D8(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L2
```

tool_calls: name: extract_symbolic_data
arguments: tag: D3
type: string
name: extract_symbolic_data
arguments: tag: D8
type: string
name: extract_symbolic_data
arguments: tag: D11
type: string

tool: D3: Problem with the IP address

tool: D8: .


tool: D11: Problem with the IP mask

assistant: ```c
void parse_ip_address(char *address, uint32_t *addr, uint32_t *msk) {
  char *p;
  if ((p = strrchr(address, '/')) != NULL) {
    *p = '\0';
    if (ip_mask(p + 1, (unsigned char *)msk)) {
      printf("Problem with the IP mask");
      printf(".\n");
      exit(-1);
    };
  } else
    *msk = 0xFFFFFFFF;
  if (undot_ip(address, (unsigned char *)addr)) {
    printf("Problem with the IP address");
    printf(".\n");
    exit(-1);
  };
  *addr = *addr & *msk;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<parse_ip_address>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  mov    $0x2f,%esi
  call   <strrchr@plt>
  test   %rax,%rax
  je     L26
  movb   $0x0,(%rax)
  lea    0x1(%rax),%rdi
  mov    %r12,%rsi
  call   <ip_mask@plt>
  test   %rax,%rax
  jne    L8
L37:
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  jne    L18
L20:
  mov    (%r12),%eax
  and    %eax,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L26:
  movl   $0xffffffff,(%r12)
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <undot_ip@plt>
  test   %rax,%rax
  je     L20
L18:
  lea    D10(%rip),%rdi
  call   <printf@plt>
  lea    D17(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  mov    (%r12),%eax
  and    %eax,(%rbx)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L8:
  lea    D29(%rip),%rdi
  call   <printf@plt>
  lea    D17(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L37
```

tool_calls: name: unpack_data
arguments: label: D10
data_type: string
name: unpack_data
arguments: label: D17
data_type: string
name: unpack_data
arguments: label: D29
data_type: string

tool: D10: Problem with the IP address

tool: D17: .


tool: D29: Problem with the IP mask

assistant: ```c
void parse_ip_address(char *address, uint32_t *addr, uint32_t *msk) {
  char *p;
  if ((p = strrchr(address, '/')) != NULL) {
    *p = '\0';
    if (ip_mask(p + 1, (unsigned char *)msk)) {
      printf("Problem with the IP mask");
      printf(".\n");
      exit(-1);
    };
  } else
    *msk = 0xFFFFFFFF;
  if (undot_ip(address, (unsigned char *)addr)) {
    printf("Problem with the IP address");
    printf(".\n");
    exit(-1);
  };
  *addr = *addr & *msk;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<GrOffScreen8BPPPixelDraw>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    %ecx,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzwl (%rax),%eax
  movzwl %ax,%eax
  imul   -0x20(%rbp),%eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  add    %edx,%eax
  add    $0x6,%eax
  cltq
  add    $0x300,%rax
  add    %rax,-0x8(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void GrOffScreen8BPPPixelDraw(void *pvDisplayData, int lX, int lY, unsigned int ulValue) {
  unsigned char *pucData;
  ;
  pucData = (unsigned char *)pvDisplayData;
  pucData += (*(unsigned short *)(pucData + 1) * lY) + lX + 6 + (256 * 3);
  *pucData = ulValue;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<GrOffScreen8BPPPixelDraw>:
  endbr64
  movzwl 0x1(%rdi),%eax
  imul   %edx,%eax
  add    %esi,%eax
  cltq
  mov    %cl,0x306(%rdi,%rax,1)
  ret
```

assistant: ```c
void GrOffScreen8BPPPixelDraw(void *pvDisplayData, int lX, int lY, unsigned int ulValue) {
  unsigned char *pucData;
  ;
  pucData = (unsigned char *)pvDisplayData;
  pucData += (*(unsigned short *)(pucData + 1) * lY) + lX + 6 + (256 * 3);
  *pucData = ulValue;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<GrOffScreen8BPPPixelDraw>:
  endbr64
  movzwl 0x1(%rdi),%eax
  imul   %edx,%eax
  add    %esi,%eax
  cltq
  mov    %cl,0x306(%rdi,%rax,1)
  ret
```

assistant: ```c
void GrOffScreen8BPPPixelDraw(void *pvDisplayData, int lX, int lY, unsigned int ulValue) {
  unsigned char *pucData;
  ;
  pucData = (unsigned char *)pvDisplayData;
  pucData += (*(unsigned short *)(pucData + 1) * lY) + lX + 6 + (256 * 3);
  *pucData = ulValue;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<GrOffScreen8BPPPixelDraw>:
  endbr64
  movzwl 0x1(%rdi),%eax
  imul   %edx,%eax
  add    %esi,%eax
  cltq
  mov    %cl,0x306(%rdi,%rax,1)
  ret
```

assistant: ```c
void GrOffScreen8BPPPixelDraw(void *pvDisplayData, int lX, int lY, unsigned int ulValue) {
  unsigned char *pucData;
  ;
  pucData = (unsigned char *)pvDisplayData;
  pucData += (*(unsigned short *)(pucData + 1) * lY) + lX + 6 + (256 * 3);
  *pucData = ulValue;
}
```
user: Translate the below assembly code into C programming language:

```asm
<WREN>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <CE_Low@plt>
  mov    $0x6,%edi
  call   <Send_Byte@plt>
  mov    $0x0,%eax
  call   <CE_High@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void WREN() {
  CE_Low();
  Send_Byte(0x06);
  CE_High();
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<WREN>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <CE_Low@plt>
  mov    $0x6,%edi
  call   <Send_Byte@plt>
  mov    $0x0,%eax
  call   <CE_High@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void WREN() {
  CE_Low();
  Send_Byte(0x06);
  CE_High();
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<WREN>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <CE_Low@plt>
  mov    $0x6,%edi
  call   <Send_Byte@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1080 <CE_High@plt>
```

assistant: ```c
void WREN() {
  CE_Low();
  Send_Byte(0x06);
  CE_High();
}
```
user: Translate the below assembly code into C programming language:

```asm
<WREN>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <CE_Low@plt>
  mov    $0x6,%edi
  call   <Send_Byte@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1080 <CE_High@plt>
```

assistant: ```c
void WREN() {
  CE_Low();
  Send_Byte(0x06);
  CE_High();
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x1,-0x8(%rbp)
  jmp    L13
L8:
  movl   $0x1,-0x4(%rbp)
  jmp    L6
L28:
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x4(%rbp)
L6:
  mov    $0x8,%eax
  sub    -0x8(%rbp),%eax
  cmp    %eax,-0x4(%rbp)
  jle    L28
  mov    $0xa,%edi
  call   <putchar@plt>
  addl   $0x1,-0x8(%rbp)
L13:
  cmpl   $0x7,-0x8(%rbp)
  jle    L8
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D8
type_guessed: string

tool: D8: %d

assistant: ```c
int main() {
  int i, j;
  for (i = 1; i <= 7; i++) {
    for (j = 1; j <= 8 - i; j++) {
      printf("%d", j);
    }
    printf("\n");
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    $0x7,%r13d
  lea    D5(%rip),%r12
L12:
  mov    %r13d,%ebp
  mov    $0x1,%ebx
  test   %r13d,%r13d
  jle    L11
L3:
  mov    %ebx,%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%ebx
  cmp    %ebp,%ebx
  jle    L3
L11:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%r13d
  jne    L12
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: disassemble_data
arguments: label: D5
data_type: string

tool: D5: %d

assistant: ```c
int main() {
  int i, j;
  for (i = 1; i <= 7; i++) {
    for (j = 1; j <= 8 - i; j++) {
      printf("%d", j);
    }
    printf("\n");
  }
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r12
  lea    D6(%rip),%r12
  push   %rbp
  mov    $0x8,%ebp
  push   %rbx
  nopl   0x0(%rax)
L9:
  mov    $0x1,%ebx
  nopl   (%rax)
L10:
  mov    %ebx,%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebp,%ebx
  jne    L10
  mov    $0xa,%edi
  lea    -0x1(%rbx),%ebp
  call   <putchar@plt>
  cmp    $0x2,%ebx
  jne    L9
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: retrieve_data
arguments: label: D6
type: string

tool: D6: %d

assistant: ```c
int main() {
  int i, j;
  for (i = 1; i <= 7; i++) {
    for (j = 1; j <= 8 - i; j++) {
      printf("%d", j);
    }
    printf("\n");
  }
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %r12
  lea    D4(%rip),%r12
  push   %rbp
  mov    $0x8,%ebp
  push   %rbx
  nopl   0x0(%rax)
L4:
  mov    $0x1,%ebx
  nopl   (%rax)
L11:
  mov    %ebx,%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebp,%ebx
  jne    L11
  mov    $0xa,%edi
  lea    -0x1(%rbx),%ebp
  call   <putchar@plt>
  cmp    $0x2,%ebx
  jne    L4
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D4
type: string

tool: D4: %d

assistant: ```c
int main() {
  int i, j;
  for (i = 1; i <= 7; i++) {
    for (j = 1; j <= 8 - i; j++) {
      printf("%d", j);
    }
    printf("\n");
  }
  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
<cfg_timer_a_get_next_reg>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movq   $0x0,-0x8(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L0
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <mxml_get_sibling@plt>
  mov    %rax,-0x8(%rbp)
L0:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *cfg_timer_a_get_next_reg(void *reg) {
  void *next_reg = ((void *)0);
  if (((void *)0) != reg) {
    next_reg = mxml_get_sibling(reg);
  }
  return next_reg;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<cfg_timer_a_get_next_reg>:
  endbr64
  mov    %rdi,%rax
  test   %rdi,%rdi
  je     L1
  sub    $0x8,%rsp
  call   <mxml_get_sibling@plt>
  add    $0x8,%rsp
  ret
L1:
  ret
```

assistant: ```c
void *cfg_timer_a_get_next_reg(void *reg) {
  void *next_reg = ((void *)0);
  if (((void *)0) != reg) {
    next_reg = mxml_get_sibling(reg);
  }
  return next_reg;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<cfg_timer_a_get_next_reg>:
  endbr64
  test   %rdi,%rdi
  je     L5
  jmp    1050 <mxml_get_sibling@plt>
  xchg   %ax,%ax
L5:
  xor    %eax,%eax
  ret
```

assistant: ```c
void *cfg_timer_a_get_next_reg(void *reg) {
  void *next_reg = ((void *)0);
  if (((void *)0) != reg) {
    next_reg = mxml_get_sibling(reg);
  }
  return next_reg;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<cfg_timer_a_get_next_reg>:
  endbr64
  test   %rdi,%rdi
  je     L9
  jmp    1050 <mxml_get_sibling@plt>
  xchg   %ax,%ax
L9:
  xor    %eax,%eax
  ret
```

assistant: ```c
void *cfg_timer_a_get_next_reg(void *reg) {
  void *next_reg = ((void *)0);
  if (((void *)0) != reg) {
    next_reg = mxml_get_sibling(reg);
  }
  return next_reg;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<get_host_by_addr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    %rcx,-0x28(%rbp)
  mov    %r8d,-0x2c(%rbp)
  mov    %r9,-0x38(%rbp)
  movl   $0x0,-0xc(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  cmpq   $0x0,-0x28(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <gethostbyaddr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L36
  mov    -0x2c(%rbp),%edx
  mov    -0x28(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <copy_hostent@plt>
  mov    %eax,-0xc(%rbp)
L36:
  cmpq   $0x0,-0x38(%rbp)
  je     L7
  mov    D14(%rip),%rax
  mov    (%rax),%edx
  mov    -0x38(%rbp),%rax
  mov    %edx,(%rax)
L7:
  cmpl   $0x0,-0xc(%rbp)
  jns    L39
  mov    D13(%rip),%rax
  mov    (%rax),%edx
  mov    D11(%rip),%rax
  mov    %edx,(%rax)
  mov    $0x0,%eax
  jmp    L16
L39:
  cmpq   $0x0,-0x8(%rbp)
  je     L35
  mov    -0x28(%rbp),%rax
  jmp    L16
L35:
  mov    $0x0,%eax
L16:
  leave
  ret
```

assistant: ```c
struct hostent *get_host_by_addr(const char *addr, int len, int type, void *buf, int buflen, int *h_err) {
  struct hostent *hptr;
  int n = 0;
  assert(addr != NULL);
  assert(buf != NULL);
  ;
  if ((hptr = gethostbyaddr(addr, len, type)))
    n = copy_hostent(hptr, buf, buflen);
  if (h_err)
    *h_err = h_errno;
  ;
  if (n < 0) {
    errno = ERANGE;
    return (NULL);
  }
  return (hptr ? (struct hostent *)buf : NULL);
}
```
user: Translate the below assembly code into C programming language:

```asm
<get_host_by_addr>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%r14d
  mov    %edx,%r15d
  mov    %rcx,%rbx
  mov    %r8d,%r13d
  mov    %r9,%r12
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  test   %rbx,%rbx
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %r15d,%edx
  mov    %r14d,%esi
  mov    %rbp,%rdi
  call   <gethostbyaddr@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L59
  mov    %r13d,%edx
  mov    %rbx,%rsi
  mov    %rax,%rdi
  call   <copy_hostent@plt>
  test   %r12,%r12
  je     L39
L38:
  mov    D16(%rip),%rdx
  mov    (%rdx),%edx
  mov    %edx,(%r12)
  test   %eax,%eax
  js     L40
  test   %rbp,%rbp
  cmove  %rbp,%rbx
L1:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L59:
  mov    $0x0,%eax
  test   %r12,%r12
  jne    L38
  mov    %r12,%rbx
  jmp    L1
L39:
  test   %eax,%eax
  jns    L1
L40:
  mov    D15(%rip),%rax
  mov    (%rax),%edx
  mov    D8(%rip),%rax
  mov    %edx,(%rax)
  mov    $0x0,%ebx
  jmp    L1
```

assistant: ```c
struct hostent *get_host_by_addr(const char *addr, int len, int type, void *buf, int buflen, int *h_err) {
  struct hostent *hptr;
  int n = 0;
  assert(addr != NULL);
  assert(buf != NULL);
  ;
  if ((hptr = gethostbyaddr(addr, len, type)))
    n = copy_hostent(hptr, buf, buflen);
  if (h_err)
    *h_err = h_errno;
  ;
  if (n < 0) {
    errno = ERANGE;
    return (NULL);
  }
  return (hptr ? (struct hostent *)buf : NULL);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_host_by_addr>:
  endbr64
  push   %r15
  mov    %edx,%r15d
  push   %r14
  mov    %esi,%r14d
  push   %r13
  mov    %r8d,%r13d
  push   %r12
  mov    %r9,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rcx,%rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbx,%rbx
  setne  %dil
  call   <assert@plt>
  mov    %r15d,%edx
  mov    %r14d,%esi
  mov    %rbp,%rdi
  call   <gethostbyaddr@plt>
  test   %rax,%rax
  je     L10
  mov    %r13d,%edx
  mov    %rbx,%rsi
  mov    %rax,%rdi
  call   <copy_hostent@plt>
  mov    %eax,%edx
  test   %r12,%r12
  je     L33
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%r12)
L33:
  mov    %rbx,%rax
  test   %edx,%edx
  js     L13
L30:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L10:
  test   %r12,%r12
  je     L30
  mov    D4(%rip),%rdx
  mov    (%rdx),%edx
  mov    %edx,(%r12)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L13:
  mov    D26(%rip),%rax
  mov    (%rax),%edx
  mov    D29(%rip),%rax
  mov    %edx,(%rax)
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
struct hostent *get_host_by_addr(const char *addr, int len, int type, void *buf, int buflen, int *h_err) {
  struct hostent *hptr;
  int n = 0;
  assert(addr != NULL);
  assert(buf != NULL);
  ;
  if ((hptr = gethostbyaddr(addr, len, type)))
    n = copy_hostent(hptr, buf, buflen);
  if (h_err)
    *h_err = h_errno;
  ;
  if (n < 0) {
    errno = ERANGE;
    return (NULL);
  }
  return (hptr ? (struct hostent *)buf : NULL);
}
```