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

```asm
<main>:
  endbr64
  push   %rbp
  lea    D4(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L0:
  mov    %ebx,%edi
  call   <cel@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  add    $0x14,%ebx
  mov    %eax,%edx
  call   <printf@plt>
  cmp    $0x140,%ebx
  jne    L0
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D4
type_guessed: string

tool: D4: %d %d


assistant: ```c
main() {
  int i;
  for (i = 0; i <= 300; i = i + 20)
    printf("%d %d\n", i, cel(i));
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D5(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L5:
  mov    %ebx,%edi
  call   <cel@plt>
  mov    %ebx,%esi
  mov    %rbp,%rdi
  add    $0x14,%ebx
  mov    %eax,%edx
  call   <printf@plt>
  cmp    $0x140,%ebx
  jne    L5
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: label: D5
type: string

tool: D5: %d %d


assistant: ```c
main() {
  int i;
  for (i = 0; i <= 300; i = i + 20)
    printf("%d %d\n", i, cel(i));
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<hammingWeight>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L3
L13:
  mov    -0x14(%rbp),%eax
  and    $0x1,%eax
  add    %eax,-0x4(%rbp)
  sarl   -0x14(%rbp)
L3:
  cmpl   $0x0,-0x14(%rbp)
  jne    L13
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int hammingWeight(uint32_t n) {
  int ret;
  for (ret = 0; n; (ret += n & 0x01), n >>= 1)
    ;
  return ret;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<hammingWeight>:
  endbr64
  test   %edi,%edi
  je     L2
  mov    $0x0,%eax
L6:
  mov    %edi,%edx
  and    $0x1,%edx
  add    %edx,%eax
  sar    %edi
  jne    L6
  ret
L2:
  mov    %edi,%eax
  ret
```

assistant: ```c
int hammingWeight(uint32_t n) {
  int ret;
  for (ret = 0; n; (ret += n & 0x01), n >>= 1)
    ;
  return ret;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<hammingWeight>:
  endbr64
  xor    %eax,%eax
  test   %edi,%edi
  je     L16
  nopw   0x0(%rax,%rax,1)
L18:
  mov    %edi,%edx
  and    $0x1,%edx
  add    %edx,%eax
  sar    %edi
  jne    L18
  ret
  nopl   0x0(%rax)
L16:
  ret
```

assistant: ```c
int hammingWeight(uint32_t n) {
  int ret;
  for (ret = 0; n; (ret += n & 0x01), n >>= 1)
    ;
  return ret;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<hammingWeight>:
  endbr64
  xor    %eax,%eax
  test   %edi,%edi
  je     L18
  nopw   0x0(%rax,%rax,1)
L10:
  mov    %edi,%edx
  and    $0x1,%edx
  add    %edx,%eax
  sar    %edi
  jne    L10
  ret
  nopl   0x0(%rax)
L18:
  ret
```

assistant: ```c
int hammingWeight(uint32_t n) {
  int ret;
  for (ret = 0; n; (ret += n & 0x01), n >>= 1)
    ;
  return ret;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<__itt_get_lib_name>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <__itt_get_env_var@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D5
type_guessed: string

tool: D5: INTEL_LIBITTNOTIFY64

assistant: ```c
const char *__itt_get_lib_name(void) {
  const char *lib_name = __itt_get_env_var("INTEL_LIBITTNOTIFY64");
  return lib_name;
}
```
user: What is the c source code of the assembly code below:

```asm
<__itt_get_lib_name>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <__itt_get_env_var@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D2
data_type: string

tool: D2: INTEL_LIBITTNOTIFY64

assistant: ```c
const char *__itt_get_lib_name(void) {
  const char *lib_name = __itt_get_env_var("INTEL_LIBITTNOTIFY64");
  return lib_name;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<__itt_get_lib_name>:
  endbr64
  lea    D7(%rip),%rdi
  jmp    1050 <__itt_get_env_var@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D7
type_guessed: string

tool: D7: INTEL_LIBITTNOTIFY64

assistant: ```c
const char *__itt_get_lib_name(void) {
  const char *lib_name = __itt_get_env_var("INTEL_LIBITTNOTIFY64");
  return lib_name;
}
```
user: What is the c source code of the assembly code below?

```asm
<__itt_get_lib_name>:
  endbr64
  lea    D6(%rip),%rdi
  jmp    1050 <__itt_get_env_var@plt>
```

tool_calls: name: read_data
arguments: tag: D6
datatype: string

tool: D6: INTEL_LIBITTNOTIFY64

assistant: ```c
const char *__itt_get_lib_name(void) {
  const char *lib_name = __itt_get_env_var("INTEL_LIBITTNOTIFY64");
  return lib_name;
}
```
user: What is the c source code of the assembly code below:

```asm
<clampToShort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movsd  %xmm0,-0x8(%rbp)
  mov    D1(%rip),%rax
  movsd  (%rax),%xmm1
  movsd  -0x8(%rbp),%xmm0
  comisd %xmm1,%xmm0
  jbe    L29
  mov    D1(%rip),%rax
  movsd  (%rax),%xmm0
  cvttsd2si %xmm0,%eax
  jmp    L35
L29:
  mov    D19(%rip),%rax
  movsd  (%rax),%xmm0
  comisd -0x8(%rbp),%xmm0
  jbe    L25
  mov    D19(%rip),%rax
  movsd  (%rax),%xmm0
  cvttsd2si %xmm0,%eax
  jmp    L35
L25:
  movsd  -0x8(%rbp),%xmm0
  cvttsd2si %xmm0,%eax
L35:
  pop    %rbp
  ret
```

assistant: ```c
short clampToShort(double d) {
  if (d > SHRT_MAX)
    return SHRT_MAX;
  if (d < SHRT_MIN)
    return SHRT_MIN;
  return (short)d;
}
```
user: Translate the below assembly code into C programming language:

```asm
<clampToShort>:
  endbr64
  mov    D19(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm1,%xmm0
  ja     L2
  mov    D3(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm0,%xmm1
  ja     L3
  cvttsd2si %xmm0,%eax
  ret
L2:
  cvttsd2si %xmm1,%eax
  ret
L3:
  cvttsd2si %xmm1,%eax
  ret
```

assistant: ```c
short clampToShort(double d) {
  if (d > SHRT_MAX)
    return SHRT_MAX;
  if (d < SHRT_MIN)
    return SHRT_MIN;
  return (short)d;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<clampToShort>:
  endbr64
  mov    D18(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm1,%xmm0
  ja     L0
  mov    D15(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm0,%xmm1
  ja     L0
  cvttsd2si %xmm0,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  cvttsd2si %xmm1,%eax
  ret
```

assistant: ```c
short clampToShort(double d) {
  if (d > SHRT_MAX)
    return SHRT_MAX;
  if (d < SHRT_MIN)
    return SHRT_MIN;
  return (short)d;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<clampToShort>:
  endbr64
  mov    D10(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm1,%xmm0
  ja     L3
  mov    D12(%rip),%rax
  movsd  (%rax),%xmm1
  comisd %xmm0,%xmm1
  ja     L3
  cvttsd2si %xmm0,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L3:
  cvttsd2si %xmm1,%eax
  ret
```

assistant: ```c
short clampToShort(double d) {
  if (d > SHRT_MAX)
    return SHRT_MAX;
  if (d < SHRT_MIN)
    return SHRT_MIN;
  return (short)d;
}
```
user: Translate the below assembly code into C programming language:

```asm
<i2c_smbus_write_block_data>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %esi,-0x28(%rbp)
  mov    %edx,-0x2c(%rbp)
  mov    %rcx,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    D11(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x2c(%rbp)
  jle    L22
  mov    D11(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0x2c(%rbp)
L22:
  movl   $0x1,-0x14(%rbp)
  jmp    L21
L28:
  mov    -0x14(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    -0x10(%rbp),%rcx
  mov    -0x14(%rbp),%edx
  movslq %edx,%rdx
  shl    $0x2,%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0x14(%rbp)
L21:
  mov    -0x14(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jle    L28
  mov    -0x10(%rbp),%rax
  mov    -0x2c(%rbp),%edx
  mov    %edx,(%rax)
  mov    D10(%rip),%rax
  mov    (%rax),%ecx
  mov    D16(%rip),%rax
  mov    (%rax),%esi
  lea    -0x10(%rbp),%rdi
  mov    -0x28(%rbp),%edx
  mov    -0x24(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <i2c_smbus_access@plt>
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L14
  call   <__stack_chk_fail@plt>
L14:
  leave
  ret
```

assistant: ```c
__s32 i2c_smbus_write_block_data(int file, __u8 command, __u8 length, const __u8 *values) {
  union i2c_smbus_data data;
  int i;
  if (length > I2C_SMBUS_BLOCK_MAX)
    length = I2C_SMBUS_BLOCK_MAX;
  for (i = 1; i <= length; i++)
    data.block[i] = values[i - 1];
  data.block[0] = length;
  return i2c_smbus_access(file, I2C_SMBUS_WRITE, command, I2C_SMBUS_BLOCK_DATA, &data);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<i2c_smbus_write_block_data>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    D17(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  cmovg  %eax,%edx
  test   %edx,%edx
  jle    L6
  lea    0x1(%rdx),%r8d
  shl    $0x2,%r8
  mov    $0x4,%eax
L8:
  mov    -0x4(%rcx,%rax,1),%r10d
  mov    (%rsp),%r9
  mov    %r10d,(%r9,%rax,1)
  add    $0x4,%rax
  cmp    %r8,%rax
  jne    L8
L6:
  mov    (%rsp),%rax
  mov    %edx,(%rax)
  mov    %rsp,%r8
  mov    D14(%rip),%rax
  mov    (%rax),%ecx
  mov    %esi,%edx
  mov    D25(%rip),%rax
  mov    (%rax),%esi
  call   <i2c_smbus_access@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L22
  add    $0x18,%rsp
  ret
L22:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
__s32 i2c_smbus_write_block_data(int file, __u8 command, __u8 length, const __u8 *values) {
  union i2c_smbus_data data;
  int i;
  if (length > I2C_SMBUS_BLOCK_MAX)
    length = I2C_SMBUS_BLOCK_MAX;
  for (i = 1; i <= length; i++)
    data.block[i] = values[i - 1];
  data.block[0] = length;
  return i2c_smbus_access(file, I2C_SMBUS_WRITE, command, I2C_SMBUS_BLOCK_DATA, &data);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<i2c_smbus_write_block_data>:
  endbr64
  sub    $0x18,%rsp
  mov    %edi,%r9d
  mov    %esi,%r10d
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  mov    D16(%rip),%rax
  mov    (%rsp),%rdi
  mov    (%rax),%eax
  cmp    %eax,%edx
  cmovg  %eax,%edx
  xor    %eax,%eax
  movslq %edx,%r8
  test   %edx,%edx
  jle    L17
  nopw   0x0(%rax,%rax,1)
L3:
  mov    (%rcx,%rax,4),%esi
  mov    %esi,0x4(%rdi,%rax,4)
  add    $0x1,%rax
  cmp    %r8,%rax
  jne    L3
L17:
  mov    D3(%rip),%rax
  mov    %edx,(%rdi)
  mov    %rsp,%r8
  mov    %r10d,%edx
  mov    %r9d,%edi
  mov    (%rax),%ecx
  mov    D27(%rip),%rax
  mov    (%rax),%esi
  call   <i2c_smbus_access@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x18,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
__s32 i2c_smbus_write_block_data(int file, __u8 command, __u8 length, const __u8 *values) {
  union i2c_smbus_data data;
  int i;
  if (length > I2C_SMBUS_BLOCK_MAX)
    length = I2C_SMBUS_BLOCK_MAX;
  for (i = 1; i <= length; i++)
    data.block[i] = values[i - 1];
  data.block[0] = length;
  return i2c_smbus_access(file, I2C_SMBUS_WRITE, command, I2C_SMBUS_BLOCK_DATA, &data);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<i2c_smbus_write_block_data>:
  endbr64
  sub    $0x18,%rsp
  mov    %edx,%r8d
  mov    %esi,%r10d
  mov    %rcx,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  mov    D5(%rip),%rax
  mov    (%rsp),%rcx
  mov    %edi,%r9d
  mov    (%rax),%eax
  cmp    %eax,%r8d
  cmovle %r8d,%eax
  mov    %eax,%esi
  test   %eax,%eax
  jle    L28
  mov    %rcx,%rax
  sub    %rdx,%rax
  cmp    $0x8,%rax
  jbe    L52
  lea    -0x1(%rsi),%eax
  cmp    $0x2,%eax
  jbe    L52
  mov    %esi,%edi
  xor    %eax,%eax
  shr    $0x2,%edi
  shl    $0x4,%rdi
  nopw   0x0(%rax,%rax,1)
L39:
  movdqu (%rdx,%rax,1),%xmm0
  movups %xmm0,0x4(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rdi,%rax
  jne    L39
  mov    %esi,%eax
  and    $0xfffffffc,%eax
  lea    0x1(%rax),%edi
  cmp    %eax,%esi
  je     L28
  movslq %edi,%rdi
  lea    0x0(,%rdi,4),%r8
  mov    -0x4(%rdx,%r8,1),%r11d
  mov    %r11d,(%rcx,%rdi,4)
  lea    0x2(%rax),%r11d
  cmp    %r11d,%esi
  jl     L28
  mov    (%rdx,%rdi,4),%edi
  add    $0x3,%eax
  mov    %edi,0x4(%rcx,%r8,1)
  cmp    %eax,%esi
  jl     L28
  mov    0x4(%rdx,%r8,1),%eax
  mov    %eax,0x8(%rcx,%r8,1)
L28:
  mov    D8(%rip),%rax
  mov    %esi,(%rcx)
  mov    %r10d,%edx
  mov    %rsp,%r8
  mov    %r9d,%edi
  mov    (%rax),%ecx
  mov    D7(%rip),%rax
  mov    (%rax),%esi
  call   <i2c_smbus_access@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L95
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L52:
  mov    %esi,%r8d
  xor    %eax,%eax
  nopl   (%rax)
L68:
  mov    (%rdx,%rax,4),%edi
  mov    %edi,0x4(%rcx,%rax,4)
  add    $0x1,%rax
  cmp    %r8,%rax
  jne    L68
  jmp    L28
L95:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
__s32 i2c_smbus_write_block_data(int file, __u8 command, __u8 length, const __u8 *values) {
  union i2c_smbus_data data;
  int i;
  if (length > I2C_SMBUS_BLOCK_MAX)
    length = I2C_SMBUS_BLOCK_MAX;
  for (i = 1; i <= length; i++)
    data.block[i] = values[i - 1];
  data.block[0] = length;
  return i2c_smbus_access(file, I2C_SMBUS_WRITE, command, I2C_SMBUS_BLOCK_DATA, &data);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<Concat_Description>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D9(%rip),%rax
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D9
data_type: string

tool: D9: The `Concat` class is implemented by objects that can have other objects either _appended_ to their, on _concatenated_ to them. For example collections or strings.

assistant: ```c
const char *Concat_Description(void) {
  return "The `Concat` class is implemented by objects that can have other objects "
         "either _appended_ to their, on _concatenated_ to them. For example "
         "collections or strings.";
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<Concat_Description>:
  endbr64
  lea    D3(%rip),%rax
  ret
```

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

tool: D3: The `Concat` class is implemented by objects that can have other objects either _appended_ to their, on _concatenated_ to them. For example collections or strings.

assistant: ```c
const char *Concat_Description(void) {
  return "The `Concat` class is implemented by objects that can have other objects "
         "either _appended_ to their, on _concatenated_ to them. For example "
         "collections or strings.";
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Concat_Description>:
  endbr64
  lea    D0(%rip),%rax
  ret
```

tool_calls: name: unpack_data
arguments: tag: D0
data_type: string

tool: D0: The `Concat` class is implemented by objects that can have other objects either _appended_ to their, on _concatenated_ to them. For example collections or strings.

assistant: ```c
const char *Concat_Description(void) {
  return "The `Concat` class is implemented by objects that can have other objects "
         "either _appended_ to their, on _concatenated_ to them. For example "
         "collections or strings.";
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Concat_Description>:
  endbr64
  lea    D1(%rip),%rax
  ret
```

tool_calls: name: read_data
arguments: data_tag: D1
type: string

tool: D1: The `Concat` class is implemented by objects that can have other objects either _appended_ to their, on _concatenated_ to them. For example collections or strings.

assistant: ```c
const char *Concat_Description(void) {
  return "The `Concat` class is implemented by objects that can have other objects "
         "either _appended_ to their, on _concatenated_ to them. For example "
         "collections or strings.";
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<set_signal_catcher>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    $0x10,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  lea    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    %rax,%rdi
  call   <sigemptyset@plt>
  movq   $0x0,-0x20(%rbp)
  mov    D8(%rip),%rax
  mov    (%rax),%eax
  lea    -0x20(%rbp),%rcx
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <sigaction@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  leave
  ret
```

assistant: ```c
void set_signal_catcher() {
  struct sigaction action;
  memset(&action, 0, sizeof(struct sigaction));
  action.sa_handler = SIG_IGN;
  sigemptyset(&action.sa_mask);
  action.sa_flags = 0;
  sigaction(SIGPIPE, &action, NULL);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<set_signal_catcher>:
  endbr64
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  mov    $0x10,%edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0xc(%rsp)
  lea    0x8(%rsp),%rdi
  call   <sigemptyset@plt>
  movq   $0x0,(%rsp)
  mov    $0x0,%edx
  mov    %rbx,%rsi
  mov    D9(%rip),%rax
  mov    (%rax),%edi
  call   <sigaction@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  add    $0x20,%rsp
  pop    %rbx
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void set_signal_catcher() {
  struct sigaction action;
  memset(&action, 0, sizeof(struct sigaction));
  action.sa_handler = SIG_IGN;
  sigemptyset(&action.sa_mask);
  action.sa_flags = 0;
  sigaction(SIGPIPE, &action, NULL);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<set_signal_catcher>:
  endbr64
  push   %rbp
  xor    %esi,%esi
  mov    $0x10,%edx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <memset@plt>
  mov    D10(%rip),%rax
  lea    0x8(%rsp),%rdi
  mov    (%rax),%eax
  mov    %eax,0xc(%rsp)
  call   <sigemptyset@plt>
  mov    D2(%rip),%rax
  xor    %edx,%edx
  mov    %rbp,%rsi
  movq   $0x0,(%rsp)
  mov    (%rax),%edi
  call   <sigaction@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  add    $0x20,%rsp
  pop    %rbp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void set_signal_catcher() {
  struct sigaction action;
  memset(&action, 0, sizeof(struct sigaction));
  action.sa_handler = SIG_IGN;
  sigemptyset(&action.sa_mask);
  action.sa_flags = 0;
  sigaction(SIGPIPE, &action, NULL);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<set_signal_catcher>:
  endbr64
  push   %rbp
  xor    %esi,%esi
  mov    $0x10,%edx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <memset@plt>
  mov    D0(%rip),%rax
  lea    0x8(%rsp),%rdi
  mov    (%rax),%eax
  mov    %eax,0xc(%rsp)
  call   <sigemptyset@plt>
  mov    D17(%rip),%rax
  xor    %edx,%edx
  mov    %rbp,%rsi
  movq   $0x0,(%rsp)
  mov    (%rax),%edi
  call   <sigaction@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x20,%rsp
  pop    %rbp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void set_signal_catcher() {
  struct sigaction action;
  memset(&action, 0, sizeof(struct sigaction));
  action.sa_handler = SIG_IGN;
  sigemptyset(&action.sa_mask);
  action.sa_flags = 0;
  sigaction(SIGPIPE, &action, NULL);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<strncat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L25
L4:
  mov    -0x8(%rbp),%edx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    -0x4(%rbp),%ecx
  mov    -0x8(%rbp),%edx
  add    %ecx,%edx
  mov    %edx,%ecx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x8(%rbp)
L25:
  mov    -0x8(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jae    L3
  mov    -0x8(%rbp),%edx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L4
L3:
  mov    -0x4(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *strncat(char *dest, const char *src, unsigned int n) {
  unsigned int dest_len = strlen(dest);
  unsigned int i;
  for (i = 0; i < n && src[i] != '\0'; i++)
    dest[dest_len + i] = src[i];
  dest[dest_len + i] = '\0';
  return dest;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strncat>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %edx,%r12d
  call   <strlen@plt>
  test   %r12d,%r12d
  je     L37
  mov    %rbx,%rsi
  mov    $0x0,%edx
L4:
  movzbl (%rsi),%ecx
  test   %cl,%cl
  je     L9
  lea    (%rax,%rdx,1),%edi
  mov    %cl,0x0(%rbp,%rdi,1)
  add    $0x1,%edx
  add    $0x1,%rsi
  cmp    %edx,%r12d
  jne    L4
  jmp    L37
L9:
  mov    %edx,%r12d
L37:
  lea    (%rax,%r12,1),%eax
  movb   $0x0,0x0(%rbp,%rax,1)
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *strncat(char *dest, const char *src, unsigned int n) {
  unsigned int dest_len = strlen(dest);
  unsigned int i;
  for (i = 0; i < n && src[i] != '\0'; i++)
    dest[dest_len + i] = src[i];
  dest[dest_len + i] = '\0';
  return dest;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<strncat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rsi,%rbx
  call   <strlen@plt>
  mov    %eax,%r9d
  test   %ebp,%ebp
  je     L1
  mov    %rbx,%rsi
  xor    %ecx,%ecx
  jmp    L22
  nopl   0x0(%rax,%rax,1)
L30:
  add    $0x1,%ecx
  mov    %r8b,(%r10)
  add    $0x1,%rsi
  cmp    %ecx,%ebp
  je     L4
L22:
  movzbl (%rsi),%r8d
  lea    (%rax,%rcx,1),%r9d
  lea    (%r12,%r9,1),%r10
  test   %r8b,%r8b
  jne    L30
L1:
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  movb   $0x0,(%r12,%r9,1)
  pop    %r12
  ret
  nopl   0x0(%rax)
L4:
  lea    (%rax,%rbp,1),%r9d
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  movb   $0x0,(%r12,%r9,1)
  pop    %r12
  ret
```

assistant: ```c
char *strncat(char *dest, const char *src, unsigned int n) {
  unsigned int dest_len = strlen(dest);
  unsigned int i;
  for (i = 0; i < n && src[i] != '\0'; i++)
    dest[dest_len + i] = src[i];
  dest[dest_len + i] = '\0';
  return dest;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<strncat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rsi,%rbx
  call   <strlen@plt>
  mov    %eax,%r9d
  test   %ebp,%ebp
  je     L1
  mov    %rbx,%rsi
  xor    %ecx,%ecx
  jmp    L15
  nopl   0x0(%rax,%rax,1)
L11:
  add    $0x1,%ecx
  mov    %r8b,(%r10)
  add    $0x1,%rsi
  cmp    %ecx,%ebp
  je     L29
L15:
  movzbl (%rsi),%r8d
  lea    (%rax,%rcx,1),%r9d
  lea    (%r12,%r9,1),%r10
  test   %r8b,%r8b
  jne    L11
L1:
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  movb   $0x0,(%r12,%r9,1)
  pop    %r12
  ret
  nopl   0x0(%rax)
L29:
  lea    (%rax,%rbp,1),%r9d
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  movb   $0x0,(%r12,%r9,1)
  pop    %r12
  ret
```

assistant: ```c
char *strncat(char *dest, const char *src, unsigned int n) {
  unsigned int dest_len = strlen(dest);
  unsigned int i;
  for (i = 0; i < n && src[i] != '\0'; i++)
    dest[dest_len + i] = src[i];
  dest[dest_len + i] = '\0';
  return dest;
}
```