ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码:

```asm
<is_freelimit>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  mov    $0x0,%esi
  call   <getstatd@plt>
  cmp    $0xffffffff,%eax
  je     L2
  cmpq   $0x0,(%rsp)
  sete   %al
  movzbl %al,%eax
L2:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L18
  add    $0x18,%rsp
  ret
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int is_freelimit() {
  uint64_t dfree;
  if (getstatd(&dfree, NULL) == -1) {
    return (-1);
  }
  return (dfree == 0);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<is_freelimit>:
  endbr64
  sub    $0x18,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <getstatd@plt>
  cmp    $0xffffffff,%eax
  je     L13
  xor    %eax,%eax
  cmpq   $0x0,(%rsp)
  sete   %al
L13:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x18,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int is_freelimit() {
  uint64_t dfree;
  if (getstatd(&dfree, NULL) == -1) {
    return (-1);
  }
  return (dfree == 0);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<is_freelimit>:
  endbr64
  sub    $0x18,%rsp
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  call   <getstatd@plt>
  cmp    $0xffffffff,%eax
  je     L9
  xor    %eax,%eax
  cmpq   $0x0,(%rsp)
  sete   %al
L9:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int is_freelimit() {
  uint64_t dfree;
  if (getstatd(&dfree, NULL) == -1) {
    return (-1);
  }
  return (dfree == 0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<clEnqueueNativeKernel>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  add    $0xffffffffffffff80,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %rcx,-0x50(%rbp)
  mov    %r8,-0x58(%rbp)
  mov    %r9,-0x60(%rbp)
  mov    0x10(%rbp),%rax
  mov    %rax,-0x68(%rbp)
  mov    0x20(%rbp),%rax
  mov    %rax,-0x70(%rbp)
  mov    0x28(%rbp),%rax
  mov    %rax,-0x78(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x38(%rbp),%rax
  mov    %eax,-0x30(%rbp)
  mov    -0x40(%rbp),%rax
  mov    %eax,-0x2c(%rbp)
  mov    -0x48(%rbp),%rax
  mov    %eax,-0x28(%rbp)
  mov    -0x50(%rbp),%rax
  mov    %eax,-0x24(%rbp)
  mov    -0x58(%rbp),%rax
  mov    %eax,-0x20(%rbp)
  mov    -0x60(%rbp),%rax
  mov    %eax,-0x1c(%rbp)
  mov    -0x68(%rbp),%rax
  mov    %eax,-0x18(%rbp)
  mov    0x18(%rbp),%rax
  mov    %eax,-0x14(%rbp)
  mov    -0x70(%rbp),%rax
  mov    %eax,-0x10(%rbp)
  mov    -0x78(%rbp),%rax
  mov    %eax,-0xc(%rbp)
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdx
  mov    $0x42d,%esi
  mov    $0x145,%edi
  call   <syscall@plt>
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

assistant: ```c
cl_int clEnqueueNativeKernel(cl_command_queue command_queue, void (*user_func)(void *), void *args, size_t cb_args, cl_uint num_mem_objects, const cl_mem *mem_list, const void **args_mem_loc, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event) {
  unsigned int sys_args[10];
  sys_args[0] = (unsigned int)command_queue;
  sys_args[1] = (unsigned int)user_func;
  sys_args[2] = (unsigned int)args;
  sys_args[3] = (unsigned int)cb_args;
  sys_args[4] = (unsigned int)num_mem_objects;
  sys_args[5] = (unsigned int)mem_list;
  sys_args[6] = (unsigned int)args_mem_loc;
  sys_args[7] = (unsigned int)num_events_in_wait_list;
  sys_args[8] = (unsigned int)event_wait_list;
  sys_args[9] = (unsigned int)event;
  return (cl_int)syscall(325, 1069, sys_args);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<clEnqueueNativeKernel>:
  endbr64
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %edi,(%rsp)
  mov    %esi,0x4(%rsp)
  mov    %edx,0x8(%rsp)
  mov    %ecx,0xc(%rsp)
  mov    %r8d,0x10(%rsp)
  mov    %r9d,0x14(%rsp)
  mov    0x40(%rsp),%rax
  mov    %eax,0x18(%rsp)
  mov    0x48(%rsp),%rax
  mov    %eax,0x1c(%rsp)
  mov    0x50(%rsp),%rax
  mov    %eax,0x20(%rsp)
  mov    0x58(%rsp),%rax
  mov    %eax,0x24(%rsp)
  mov    %rsp,%rdx
  mov    $0x42d,%esi
  mov    $0x145,%edi
  call   <syscall@plt>
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x38,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
cl_int clEnqueueNativeKernel(cl_command_queue command_queue, void (*user_func)(void *), void *args, size_t cb_args, cl_uint num_mem_objects, const cl_mem *mem_list, const void **args_mem_loc, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event) {
  unsigned int sys_args[10];
  sys_args[0] = (unsigned int)command_queue;
  sys_args[1] = (unsigned int)user_func;
  sys_args[2] = (unsigned int)args;
  sys_args[3] = (unsigned int)cb_args;
  sys_args[4] = (unsigned int)num_mem_objects;
  sys_args[5] = (unsigned int)mem_list;
  sys_args[6] = (unsigned int)args_mem_loc;
  sys_args[7] = (unsigned int)num_events_in_wait_list;
  sys_args[8] = (unsigned int)event_wait_list;
  sys_args[9] = (unsigned int)event;
  return (cl_int)syscall(325, 1069, sys_args);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<clEnqueueNativeKernel>:
  endbr64
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    0x40(%rsp),%rax
  mov    %edi,(%rsp)
  mov    $0x145,%edi
  mov    %esi,0x4(%rsp)
  mov    $0x42d,%esi
  mov    %eax,0x18(%rsp)
  mov    0x48(%rsp),%rax
  mov    %edx,0x8(%rsp)
  mov    %rsp,%rdx
  mov    %eax,0x1c(%rsp)
  mov    0x50(%rsp),%rax
  mov    %ecx,0xc(%rsp)
  mov    %eax,0x20(%rsp)
  mov    0x58(%rsp),%rax
  mov    %r8d,0x10(%rsp)
  mov    %r9d,0x14(%rsp)
  mov    %eax,0x24(%rsp)
  call   <syscall@plt>
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  add    $0x38,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
cl_int clEnqueueNativeKernel(cl_command_queue command_queue, void (*user_func)(void *), void *args, size_t cb_args, cl_uint num_mem_objects, const cl_mem *mem_list, const void **args_mem_loc, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event) {
  unsigned int sys_args[10];
  sys_args[0] = (unsigned int)command_queue;
  sys_args[1] = (unsigned int)user_func;
  sys_args[2] = (unsigned int)args;
  sys_args[3] = (unsigned int)cb_args;
  sys_args[4] = (unsigned int)num_mem_objects;
  sys_args[5] = (unsigned int)mem_list;
  sys_args[6] = (unsigned int)args_mem_loc;
  sys_args[7] = (unsigned int)num_events_in_wait_list;
  sys_args[8] = (unsigned int)event_wait_list;
  sys_args[9] = (unsigned int)event;
  return (cl_int)syscall(325, 1069, sys_args);
}
```
user: What is the c source code of the assembly code below:

```asm
<clEnqueueNativeKernel>:
  endbr64
  movd   %edx,%xmm1
  movd   %edi,%xmm0
  movd   %esi,%xmm3
  sub    $0x38,%rsp
  movd   %ecx,%xmm2
  punpckldq %xmm3,%xmm0
  movd   %r9d,%xmm5
  mov    %rsp,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  punpckldq %xmm2,%xmm1
  mov    $0x42d,%esi
  mov    $0x145,%edi
  punpcklqdq %xmm1,%xmm0
  movd   0x48(%rsp),%xmm4
  movd   0x40(%rsp),%xmm1
  movaps %xmm0,(%rsp)
  movd   %r8d,%xmm0
  movd   0x58(%rsp),%xmm6
  punpckldq %xmm4,%xmm1
  punpckldq %xmm5,%xmm0
  punpcklqdq %xmm1,%xmm0
  movaps %xmm0,0x10(%rsp)
  movd   0x50(%rsp),%xmm0
  punpckldq %xmm6,%xmm0
  movq   %xmm0,0x20(%rsp)
  call   <syscall@plt>
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x38,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
cl_int clEnqueueNativeKernel(cl_command_queue command_queue, void (*user_func)(void *), void *args, size_t cb_args, cl_uint num_mem_objects, const cl_mem *mem_list, const void **args_mem_loc, cl_uint num_events_in_wait_list, const cl_event *event_wait_list, cl_event *event) {
  unsigned int sys_args[10];
  sys_args[0] = (unsigned int)command_queue;
  sys_args[1] = (unsigned int)user_func;
  sys_args[2] = (unsigned int)args;
  sys_args[3] = (unsigned int)cb_args;
  sys_args[4] = (unsigned int)num_mem_objects;
  sys_args[5] = (unsigned int)mem_list;
  sys_args[6] = (unsigned int)args_mem_loc;
  sys_args[7] = (unsigned int)num_events_in_wait_list;
  sys_args[8] = (unsigned int)event_wait_list;
  sys_args[9] = (unsigned int)event;
  return (cl_int)syscall(325, 1069, sys_args);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movl   $0x0,-0x10(%rbp)
  movl   $0x12c,-0xc(%rbp)
  movl   $0x14,-0x8(%rbp)
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ssl -0x10(%rbp),%xmm0
  movss  %xmm0,-0x14(%rbp)
  jmp    L3
L0:
  pxor   %xmm1,%xmm1
  cvtss2sd -0x14(%rbp),%xmm1
  movsd  D22(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  D10(%rip),%xmm2
  movapd %xmm0,%xmm1
  divsd  %xmm2,%xmm1
  movsd  D42(%rip),%xmm0
  addsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  %xmm0,-0x4(%rbp)
  pxor   %xmm0,%xmm0
  cvtss2sd -0x4(%rbp),%xmm0
  pxor   %xmm3,%xmm3
  cvtss2sd -0x14(%rbp),%xmm3
  movq   %xmm3,%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D36(%rip),%rax
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ssl -0x8(%rbp),%xmm0
  movss  -0x14(%rbp),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x14(%rbp)
L3:
  pxor   %xmm0,%xmm0
  cvtsi2ssl -0xc(%rbp),%xmm0
  comiss -0x14(%rbp),%xmm0
  jae    L0
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D41
type_infered: string
name: unpack_data
arguments: data_tag: D22
type_infered: f64
name: unpack_data
arguments: data_tag: D10
type_infered: f64
name: unpack_data
arguments: data_tag: D42
type_infered: f64
name: unpack_data
arguments: data_tag: D36
type_infered: string

tool: D41: Celsius Fahr

tool: D22: 9

tool: D10: 5

tool: D42: 32

tool: D36: %3.0f  %6.1f


assistant: ```c
int main(void) {
  float fahr, celsius;
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  printf("Celsius Fahr\n");
  celsius = lower;
  while (celsius <= upper) {
    fahr = (9.0 * celsius) / 5.0 + 32.0;
    printf("%3.0f  %6.1f\n", celsius, fahr);
    celsius = celsius + step;
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  lea    D57(%rip),%rdi
  call   <puts@plt>
  mov    $0x10,%ebx
  pxor   %xmm3,%xmm3
  movss  %xmm3,0xc(%rsp)
  lea    D22(%rip),%rbp
L9:
  pxor   %xmm0,%xmm0
  cvtss2sd 0xc(%rsp),%xmm0
  movsd  D41(%rip),%xmm1
  mulsd  %xmm0,%xmm1
  divsd  D4(%rip),%xmm1
  addsd  D14(%rip),%xmm1
  cvtsd2ss %xmm1,%xmm1
  cvtss2sd %xmm1,%xmm1
  mov    %rbp,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
  movss  0xc(%rsp),%xmm2
  addss  D12(%rip),%xmm2
  movss  %xmm2,0xc(%rsp)
  sub    $0x1,%ebx
  jne    L9
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: label: D57
type_infered: string
name: read_data
arguments: label: D22
type_infered: string
name: read_data
arguments: label: D41
type_infered: f64
name: read_data
arguments: label: D4
type_infered: f64
name: read_data
arguments: label: D14
type_infered: f64
name: read_data
arguments: label: D12
type_infered: byte[4]

tool: D57: Celsius Fahr

tool: D22: %3.0f  %6.1f


tool: D41: 9

tool: D4: 5

tool: D14: 32

tool: {"D12": [0x00,0x00,0xa0,0x41]}

assistant: ```c
int main(void) {
  float fahr, celsius;
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  printf("Celsius Fahr\n");
  celsius = lower;
  while (celsius <= upper) {
    fahr = (9.0 * celsius) / 5.0 + 32.0;
    printf("%3.0f  %6.1f\n", celsius, fahr);
    celsius = celsius + step;
  }
  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
<main>:
  endbr64
  push   %rbp
  lea    D42(%rip),%rdi
  lea    D56(%rip),%rbp
  push   %rbx
  mov    $0x10,%ebx
  sub    $0x18,%rsp
  call   <puts@plt>
  pxor   %xmm2,%xmm2
  cs nopw 0x0(%rax,%rax,1)
L5:
  movsd  D33(%rip),%xmm1
  pxor   %xmm0,%xmm0
  mov    %rbp,%rdi
  mov    $0x2,%eax
  cvtss2sd %xmm2,%xmm0
  movss  %xmm2,0xc(%rsp)
  mulsd  %xmm0,%xmm1
  divsd  D24(%rip),%xmm1
  addsd  D12(%rip),%xmm1
  cvtsd2ss %xmm1,%xmm1
  cvtss2sd %xmm1,%xmm1
  call   <printf@plt>
  movss  0xc(%rsp),%xmm2
  addss  D54(%rip),%xmm2
  sub    $0x1,%ebx
  jne    L5
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D42
datatype: string
name: read_data
arguments: tag: D56
datatype: string
name: read_data
arguments: tag: D33
datatype: f64
name: read_data
arguments: tag: D24
datatype: f64
name: read_data
arguments: tag: D12
datatype: f64
name: read_data
arguments: tag: D54
datatype: byte[4]

tool: D42: Celsius Fahr

tool: D56: %3.0f  %6.1f


tool: D33: 9

tool: D24: 5

tool: D12: 32

tool: {"D54": [0x00,0x00,0xa0,0x41]}

assistant: ```c
int main(void) {
  float fahr, celsius;
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  printf("Celsius Fahr\n");
  celsius = lower;
  while (celsius <= upper) {
    fahr = (9.0 * celsius) / 5.0 + 32.0;
    printf("%3.0f  %6.1f\n", celsius, fahr);
    celsius = celsius + step;
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D0(%rip),%rdi
  lea    D8(%rip),%rbp
  push   %rbx
  mov    $0x10,%ebx
  sub    $0x18,%rsp
  call   <puts@plt>
  pxor   %xmm2,%xmm2
  cs nopw 0x0(%rax,%rax,1)
L5:
  movsd  D56(%rip),%xmm1
  pxor   %xmm0,%xmm0
  mov    %rbp,%rdi
  mov    $0x2,%eax
  cvtss2sd %xmm2,%xmm0
  movss  %xmm2,0xc(%rsp)
  mulsd  %xmm0,%xmm1
  divsd  D36(%rip),%xmm1
  addsd  D43(%rip),%xmm1
  cvtsd2ss %xmm1,%xmm1
  cvtss2sd %xmm1,%xmm1
  call   <printf@plt>
  movss  0xc(%rsp),%xmm2
  addss  D22(%rip),%xmm2
  sub    $0x1,%ebx
  jne    L5
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D0
type_guessed: string
name: unpack_data
arguments: data_label: D8
type_guessed: string
name: unpack_data
arguments: data_label: D56
type_guessed: f64
name: unpack_data
arguments: data_label: D36
type_guessed: f64
name: unpack_data
arguments: data_label: D43
type_guessed: f64
name: unpack_data
arguments: data_label: D22
type_guessed: byte[4]

tool: D0: Celsius Fahr

tool: D8: %3.0f  %6.1f


tool: D56: 9

tool: D36: 5

tool: D43: 32

tool: {"D22": [0x00,0x00,0xa0,0x41]}

assistant: ```c
int main(void) {
  float fahr, celsius;
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  printf("Celsius Fahr\n");
  celsius = lower;
  while (celsius <= upper) {
    fahr = (9.0 * celsius) / 5.0 + 32.0;
    printf("%3.0f  %6.1f\n", celsius, fahr);
    celsius = celsius + step;
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<array_shuffle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  movq   $0x0,-0x10(%rbp)
  jmp    L6
L3:
  mov    $0x0,%eax
  call   <rand@plt>
  mov    $0x0,%edx
  divq   -0x30(%rbp)
  mov    %rdx,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    -0x10(%rbp),%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x28(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0x14(%rbp),%eax
  mov    %eax,(%rdx)
  addq   $0x1,-0x10(%rbp)
L6:
  mov    -0x10(%rbp),%rax
  cmp    -0x30(%rbp),%rax
  jb     L3
  nop
  nop
  leave
  ret
```

assistant: ```c
void array_shuffle(int *arr, size_t length) {
  size_t i, r;
  for (i = 0; i < length; ++i) {
    r = rand() % length;
    do {
      int t = arr[i];
      arr[i] = arr[r];
      arr[r] = t;
    } while (0);
    ;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<array_shuffle>:
  endbr64
  test   %rsi,%rsi
  je     L11
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    $0x0,%ebx
L9:
  mov    $0x0,%eax
  call   <rand@plt>
  mov    (%r12,%rbx,4),%ecx
  mov    $0x0,%edx
  div    %rbp
  lea    (%r12,%rdx,4),%rax
  mov    (%rax),%edx
  mov    %edx,(%r12,%rbx,4)
  mov    %ecx,(%rax)
  add    $0x1,%rbx
  cmp    %rbx,%rbp
  jne    L9
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L11:
  ret
```

assistant: ```c
void array_shuffle(int *arr, size_t length) {
  size_t i, r;
  for (i = 0; i < length; ++i) {
    r = rand() % length;
    do {
      int t = arr[i];
      arr[i] = arr[r];
      arr[r] = t;
    } while (0);
    ;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<array_shuffle>:
  endbr64
  test   %rsi,%rsi
  je     L15
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   (%rax)
L11:
  xor    %eax,%eax
  call   <rand@plt>
  xor    %edx,%edx
  mov    (%r12,%rbx,4),%ecx
  div    %rbp
  lea    (%r12,%rdx,4),%rax
  mov    (%rax),%edx
  mov    %edx,(%r12,%rbx,4)
  add    $0x1,%rbx
  mov    %ecx,(%rax)
  cmp    %rbx,%rbp
  jne    L11
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L15:
  ret
```

assistant: ```c
void array_shuffle(int *arr, size_t length) {
  size_t i, r;
  for (i = 0; i < length; ++i) {
    r = rand() % length;
    do {
      int t = arr[i];
      arr[i] = arr[r];
      arr[r] = t;
    } while (0);
    ;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<array_shuffle>:
  endbr64
  test   %rsi,%rsi
  je     L13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   (%rax)
L17:
  xor    %eax,%eax
  call   <rand@plt>
  xor    %edx,%edx
  mov    (%r12,%rbx,4),%ecx
  div    %rbp
  lea    (%r12,%rdx,4),%rax
  mov    (%rax),%edx
  mov    %edx,(%r12,%rbx,4)
  add    $0x1,%rbx
  mov    %ecx,(%rax)
  cmp    %rbx,%rbp
  jne    L17
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L13:
  ret
```

assistant: ```c
void array_shuffle(int *arr, size_t length) {
  size_t i, r;
  for (i = 0; i < length; ++i) {
    r = rand() % length;
    do {
      int t = arr[i];
      arr[i] = arr[r];
      arr[r] = t;
    } while (0);
    ;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<bit_set>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movb   $0x80,-0x5(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L1
L33:
  shrb   -0x5(%rbp)
  addl   $0x1,-0x4(%rbp)
L1:
  mov    -0x1c(%rbp),%eax
  cltd
  shr    $0x1d,%edx
  add    %edx,%eax
  and    $0x7,%eax
  sub    %edx,%eax
  cmp    %eax,-0x4(%rbp)
  jl     L33
  cmpl   $0x0,-0x20(%rbp)
  je     L14
  mov    -0x1c(%rbp),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x1c(%rbp),%eax
  lea    0x7(%rax),%ecx
  test   %eax,%eax
  cmovs  %ecx,%eax
  sar    $0x3,%eax
  movslq %eax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rax,%rcx
  mov    %edx,%eax
  or     -0x5(%rbp),%al
  mov    %al,(%rcx)
  jmp    L30
L14:
  mov    -0x1c(%rbp),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %eax,%edx
  movzbl -0x5(%rbp),%eax
  not    %eax
  mov    %edx,%ecx
  and    %eax,%ecx
  mov    -0x1c(%rbp),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
  nop
L30:
  pop    %rbp
  ret
```

assistant: ```c
void bit_set(unsigned char *bits, int pos, int state) {
  unsigned char mask;
  int i;
  mask = 0x80;
  for (i = 0; i < (pos % 8); i++)
    mask = mask >> 1;
  if (state)
    bits[pos / 8] = bits[pos / 8] | mask;
  else
    bits[pos / 8] = bits[pos / 8] & (~mask);
  return;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<bit_set>:
  endbr64
  mov    %rdi,%r8
  mov    %esi,%eax
  sar    $0x1f,%eax
  shr    $0x1d,%eax
  lea    (%rsi,%rax,1),%edi
  and    $0x7,%edi
  sub    %eax,%edi
  test   %edi,%edi
  jle    L23
  mov    $0x0,%eax
  mov    $0xffffff80,%ecx
L20:
  shr    %cl
  add    $0x1,%eax
  cmp    %edi,%eax
  jne    L20
L12:
  test   %edx,%edx
  je     L19
  lea    0x7(%rsi),%eax
  test   %esi,%esi
  cmovns %esi,%eax
  sar    $0x3,%eax
  cltq
  or     %cl,(%r8,%rax,1)
  ret
L23:
  mov    $0xffffff80,%ecx
  jmp    L12
L19:
  lea    0x7(%rsi),%eax
  test   %esi,%esi
  cmovns %esi,%eax
  sar    $0x3,%eax
  cltq
  not    %ecx
  and    %cl,(%r8,%rax,1)
  ret
```

assistant: ```c
void bit_set(unsigned char *bits, int pos, int state) {
  unsigned char mask;
  int i;
  mask = 0x80;
  for (i = 0; i < (pos % 8); i++)
    mask = mask >> 1;
  if (state)
    bits[pos / 8] = bits[pos / 8] | mask;
  else
    bits[pos / 8] = bits[pos / 8] & (~mask);
  return;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<bit_set>:
  endbr64
  mov    %esi,%eax
  mov    %edx,%r8d
  sar    $0x1f,%eax
  shr    $0x1d,%eax
  lea    (%rsi,%rax,1),%ecx
  and    $0x7,%ecx
  sub    %eax,%ecx
  test   %ecx,%ecx
  jle    L27
  xor    %edx,%edx
  mov    $0xffffff80,%eax
  nopw   0x0(%rax,%rax,1)
L22:
  add    $0x1,%edx
  shr    %al
  cmp    %ecx,%edx
  jne    L22
L29:
  test   %esi,%esi
  lea    0x7(%rsi),%edx
  cmovns %esi,%edx
  sar    $0x3,%edx
  movslq %edx,%rdx
  add    %rdi,%rdx
  movzbl (%rdx),%ecx
  or     %eax,%ecx
  not    %eax
  and    (%rdx),%al
  test   %r8d,%r8d
  cmovne %ecx,%eax
  mov    %al,(%rdx)
  ret
  nopl   0x0(%rax)
L27:
  mov    $0xffffff80,%eax
  jmp    L29
```

assistant: ```c
void bit_set(unsigned char *bits, int pos, int state) {
  unsigned char mask;
  int i;
  mask = 0x80;
  for (i = 0; i < (pos % 8); i++)
    mask = mask >> 1;
  if (state)
    bits[pos / 8] = bits[pos / 8] | mask;
  else
    bits[pos / 8] = bits[pos / 8] & (~mask);
  return;
}
```
user: What is the c source code of the assembly code below?

```asm
<bit_set>:
  endbr64
  mov    %rdi,%rcx
  mov    %edx,%edi
  mov    %esi,%edx
  sar    $0x1f,%edx
  shr    $0x1d,%edx
  lea    (%rsi,%rdx,1),%eax
  and    $0x7,%eax
  sub    %edx,%eax
  test   %eax,%eax
  jle    L83
  cmp    $0x1,%eax
  je     L92
  cmp    $0x2,%eax
  je     L2
  cmp    $0x3,%eax
  je     L50
  cmp    $0x4,%eax
  je     L71
  cmp    $0x5,%eax
  je     L69
  cmp    $0x7,%eax
  setne  %al
  add    $0x1,%eax
L103:
  test   %esi,%esi
  lea    0x7(%rsi),%edx
  cmovns %esi,%edx
  sar    $0x3,%edx
  movslq %edx,%rdx
  add    %rcx,%rdx
  movzbl (%rdx),%ecx
  or     %eax,%ecx
  not    %eax
  and    (%rdx),%al
  test   %edi,%edi
  cmovne %ecx,%eax
  mov    %al,(%rdx)
  ret
L69:
  mov    $0x4,%eax
  jmp    L103
  nopl   0x0(%rax,%rax,1)
L83:
  mov    $0xffffff80,%eax
  jmp    L103
  nopw   0x0(%rax,%rax,1)
L92:
  mov    $0x40,%eax
  jmp    L103
  nopw   0x0(%rax,%rax,1)
L2:
  mov    $0x20,%eax
  jmp    L103
  nopw   0x0(%rax,%rax,1)
L50:
  mov    $0x10,%eax
  jmp    L103
L71:
  mov    $0x8,%eax
  jmp    L103
```

assistant: ```c
void bit_set(unsigned char *bits, int pos, int state) {
  unsigned char mask;
  int i;
  mask = 0x80;
  for (i = 0; i < (pos % 8); i++)
    mask = mask >> 1;
  if (state)
    bits[pos / 8] = bits[pos / 8] | mask;
  else
    bits[pos / 8] = bits[pos / 8] & (~mask);
  return;
}
```