ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0x0,%eax
  call   <access_heep_mem@plt>
  test   %rax,%rax
  je     L19
  mov    %rax,%rbx
  mov    %rax,%rsi
  lea    D9(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  mov    $0x0,%eax
L12:
  pop    %rbx
  ret
L19:
  lea    D11(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L12
```

tool_calls: name: extract_symbolic_data
arguments: tag: D9
type_guessed: string
name: extract_symbolic_data
arguments: tag: D11
type_guessed: string

tool: D9: 
main : %s

tool: D11: 
Failed to alocate leep memory!

assistant: ```c
int main(int argc, char *argv[]) {
  char *p;
  p = access_heep_mem();
  if (p == NULL) {
    printf("\nFailed to alocate leep memory!");
    return (-1);
  }
  printf("\nmain : %s", p);
  free(p);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  call   <access_heep_mem@plt>
  test   %rax,%rax
  je     L2
  mov    %rax,%rbp
  mov    %rax,%rsi
  lea    D18(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
L2:
  lea    D12(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  or     $0xffffffff,%eax
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: tag: D18
type_infered: string
name: unpack_data
arguments: tag: D12
type_infered: string

tool: D18: 
main : %s

tool: D12: 
Failed to alocate leep memory!

assistant: ```c
int main(int argc, char *argv[]) {
  char *p;
  p = access_heep_mem();
  if (p == NULL) {
    printf("\nFailed to alocate leep memory!");
    return (-1);
  }
  printf("\nmain : %s", p);
  free(p);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  call   <access_heep_mem@plt>
  test   %rax,%rax
  je     L0
  mov    %rax,%rbp
  mov    %rax,%rsi
  lea    D2(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
L0:
  lea    D16(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  or     $0xffffffff,%eax
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D2
type_infered: string
name: disassemble_data
arguments: data_label: D16
type_infered: string

tool: D2: 
main : %s

tool: D16: 
Failed to alocate leep memory!

assistant: ```c
int main(int argc, char *argv[]) {
  char *p;
  p = access_heep_mem();
  if (p == NULL) {
    printf("\nFailed to alocate leep memory!");
    return (-1);
  }
  printf("\nmain : %s", p);
  free(p);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<untwist>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L17
L4:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  shr    $0x4,%al
  movzbl %al,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D14(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  shl    $0x4,%eax
  mov    %eax,%ecx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  and    $0xf,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D14(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  or     %eax,%ecx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
  addl   $0x1,-0x4(%rbp)
L17:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L4
  nop
  nop
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D14
data_type: string

tool: D14: 

assistant: ```c
void untwist(unsigned char *buf, int len) {
  int i;
  static const int sub[16] = {2, 10, 13, 1, 11, 6, 3, 15, 5, 12, 8, 0, 14, 4, 7, 9};
  for (i = 0; i < len; i++) {
    buf[i] = ((sub[buf[i] >> 4]) << 4) | (sub[buf[i] & 0x0F]);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<untwist>:
  endbr64
  test   %esi,%esi
  jle    L0
  mov    %rdi,%rdx
  lea    -0x1(%rsi),%eax
  lea    0x1(%rdi,%rax,1),%rdi
  lea    D0(%rip),%rsi
L3:
  movzbl (%rdx),%ecx
  mov    %ecx,%eax
  shr    $0x4,%al
  and    $0xf,%eax
  mov    (%rsi,%rax,4),%eax
  shl    $0x4,%eax
  and    $0xf,%ecx
  or     (%rsi,%rcx,4),%al
  mov    %al,(%rdx)
  add    $0x1,%rdx
  cmp    %rdi,%rdx
  jne    L3
L0:
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D0
type: string

tool: D0: 

assistant: ```c
void untwist(unsigned char *buf, int len) {
  int i;
  static const int sub[16] = {2, 10, 13, 1, 11, 6, 3, 15, 5, 12, 8, 0, 14, 4, 7, 9};
  for (i = 0; i < len; i++) {
    buf[i] = ((sub[buf[i] >> 4]) << 4) | (sub[buf[i] & 0x0F]);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<untwist>:
  endbr64
  test   %esi,%esi
  jle    L13
  lea    -0x1(%rsi),%eax
  lea    D0(%rip),%rcx
  lea    0x1(%rdi,%rax,1),%rsi
  nopw   0x0(%rax,%rax,1)
L19:
  movzbl (%rdi),%edx
  add    $0x1,%rdi
  mov    %edx,%eax
  and    $0xf,%edx
  shr    $0x4,%al
  and    $0xf,%eax
  mov    (%rcx,%rax,4),%eax
  shl    $0x4,%eax
  or     (%rcx,%rdx,4),%al
  mov    %al,-0x1(%rdi)
  cmp    %rdi,%rsi
  jne    L19
L13:
  ret
```

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

tool: D0: 

assistant: ```c
void untwist(unsigned char *buf, int len) {
  int i;
  static const int sub[16] = {2, 10, 13, 1, 11, 6, 3, 15, 5, 12, 8, 0, 14, 4, 7, 9};
  for (i = 0; i < len; i++) {
    buf[i] = ((sub[buf[i] >> 4]) << 4) | (sub[buf[i] & 0x0F]);
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<untwist>:
  endbr64
  test   %esi,%esi
  jle    L11
  lea    -0x1(%rsi),%eax
  lea    D9(%rip),%rcx
  lea    0x1(%rdi,%rax,1),%rsi
  nopw   0x0(%rax,%rax,1)
L0:
  movzbl (%rdi),%edx
  add    $0x1,%rdi
  mov    %edx,%eax
  and    $0xf,%edx
  shr    $0x4,%al
  and    $0xf,%eax
  mov    (%rcx,%rax,4),%eax
  shl    $0x4,%eax
  or     (%rcx,%rdx,4),%al
  mov    %al,-0x1(%rdi)
  cmp    %rdi,%rsi
  jne    L0
L11:
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D9
type_guessed: string

tool: D9: 

assistant: ```c
void untwist(unsigned char *buf, int len) {
  int i;
  static const int sub[16] = {2, 10, 13, 1, 11, 6, 3, 15, 5, 12, 8, 0, 14, 4, 7, 9};
  for (i = 0; i < len; i++) {
    buf[i] = ((sub[buf[i] >> 4]) << 4) | (sub[buf[i] & 0x0F]);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  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    %rax,-0x18(%rbp)
  lea    -0x1c(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  movl   $0xc,-0x20(%rbp)
  movl   $0x22,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  setne  %al
  movzbl %al,%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  setne  %al
  movzbl %al,%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D32
type_guessed: string

tool: D32: %d


assistant: ```c
int main() {
  int a;
  int b;
  int *d;
  int *e;
  d = &a;
  e = &b;
  a = 12;
  b = 34;
  printf("%d\n", *d);
  printf("%d\n", *e);
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  d = e;
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0xc,%esi
  lea    D7(%rip),%rbx
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x22,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbx
  ret
```

tool_calls: name: disassemble_data
arguments: label: D7
type_guessed: string

tool: D7: %d


assistant: ```c
int main() {
  int a;
  int b;
  int *d;
  int *e;
  d = &a;
  e = &b;
  a = 12;
  b = 34;
  printf("%d\n", *d);
  printf("%d\n", *e);
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  d = e;
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D8(%rip),%rbp
  mov    $0xc,%esi
  mov    %rbp,%rdi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x22,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  xor    %esi,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x1,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x1,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  xor    %esi,%esi
  call   <printf@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D8
type_infered: string

tool: D8: %d


assistant: ```c
int main() {
  int a;
  int b;
  int *d;
  int *e;
  d = &a;
  e = &b;
  a = 12;
  b = 34;
  printf("%d\n", *d);
  printf("%d\n", *e);
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  d = e;
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D8(%rip),%rbp
  mov    $0xc,%esi
  mov    %rbp,%rdi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x22,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  xor    %esi,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x1,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  mov    $0x1,%esi
  call   <printf@plt>
  mov    %rbp,%rdi
  xor    %esi,%esi
  call   <printf@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: data_label: D8
data_type: string

tool: D8: %d


assistant: ```c
int main() {
  int a;
  int b;
  int *d;
  int *e;
  d = &a;
  e = &b;
  a = 12;
  b = 34;
  printf("%d\n", *d);
  printf("%d\n", *e);
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  d = e;
  printf("%d\n", d == e);
  printf("%d\n", d != e);
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<print_valid_escapes>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D42(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D56(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: label: D42
type_guessed: string
name: read_data
arguments: label: D3
type_guessed: string
name: read_data
arguments: label: D9
type_guessed: string
name: read_data
arguments: label: D56
type_guessed: string
name: read_data
arguments: label: D23
type_guessed: string
name: read_data
arguments: label: D16
type_guessed: string
name: read_data
arguments: label: D41
type_guessed: string

tool: D42: 



tool: D3: Supported revsh escape sequences:


tool: D9: 


tool: D56: ~.	Exit. (Good for killing an unresponsive session.)


tool: D23: ~#	List active connections with usage statistics.


tool: D16: ~?	List the supported revsh escape sequences.


tool: D41: 


assistant: ```c
void print_valid_escapes() {
  printf("\n\n");
  printf("\rSupported revsh escape sequences:\n");
  printf("\n");
  printf("\r~.\tExit. (Good for killing an unresponsive session.)\n");
  printf("\r~#\tList active connections with usage statistics.\n");
  printf("\r~?\tList the supported revsh escape sequences.\n");
  printf("\r\n");
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<print_valid_escapes>:
  endbr64
  sub    $0x8,%rsp
  lea    D27(%rip),%rdi
  call   <printf@plt>
  lea    D61(%rip),%rdi
  call   <printf@plt>
  lea    D25(%rip),%rdi
  call   <printf@plt>
  lea    D44(%rip),%rdi
  call   <printf@plt>
  lea    D28(%rip),%rdi
  call   <printf@plt>
  lea    D41(%rip),%rdi
  call   <printf@plt>
  lea    D14(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: tag: D27
type: string
name: parse_data
arguments: tag: D61
type: string
name: parse_data
arguments: tag: D25
type: string
name: parse_data
arguments: tag: D44
type: string
name: parse_data
arguments: tag: D28
type: string
name: parse_data
arguments: tag: D41
type: string
name: parse_data
arguments: tag: D14
type: string

tool: D27: 



tool: D61: Supported revsh escape sequences:


tool: D25: 


tool: D44: ~.	Exit. (Good for killing an unresponsive session.)


tool: D28: ~#	List active connections with usage statistics.


tool: D41: ~?	List the supported revsh escape sequences.


tool: D14: 


assistant: ```c
void print_valid_escapes() {
  printf("\n\n");
  printf("\rSupported revsh escape sequences:\n");
  printf("\n");
  printf("\r~.\tExit. (Good for killing an unresponsive session.)\n");
  printf("\r~#\tList active connections with usage statistics.\n");
  printf("\r~?\tList the supported revsh escape sequences.\n");
  printf("\r\n");
}
```
user: Translate the below assembly code into C programming language:

```asm
<print_valid_escapes>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <printf@plt>
  lea    D1(%rip),%rdi
  call   <printf@plt>
  lea    D66(%rip),%rdi
  call   <printf@plt>
  lea    D28(%rip),%rdi
  call   <printf@plt>
  lea    D42(%rip),%rdi
  call   <printf@plt>
  lea    D61(%rip),%rdi
  call   <printf@plt>
  lea    D25(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D7
type_infered: string
name: unpack_data
arguments: data_tag: D1
type_infered: string
name: unpack_data
arguments: data_tag: D66
type_infered: string
name: unpack_data
arguments: data_tag: D28
type_infered: string
name: unpack_data
arguments: data_tag: D42
type_infered: string
name: unpack_data
arguments: data_tag: D61
type_infered: string
name: unpack_data
arguments: data_tag: D25
type_infered: string

tool: D7: 



tool: D1: Supported revsh escape sequences:


tool: D66: 


tool: D28: ~.	Exit. (Good for killing an unresponsive session.)


tool: D42: ~#	List active connections with usage statistics.


tool: D61: ~?	List the supported revsh escape sequences.


tool: D25: 


assistant: ```c
void print_valid_escapes() {
  printf("\n\n");
  printf("\rSupported revsh escape sequences:\n");
  printf("\n");
  printf("\r~.\tExit. (Good for killing an unresponsive session.)\n");
  printf("\r~#\tList active connections with usage statistics.\n");
  printf("\r~?\tList the supported revsh escape sequences.\n");
  printf("\r\n");
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<print_valid_escapes>:
  endbr64
  sub    $0x8,%rsp
  lea    D63(%rip),%rdi
  call   <printf@plt>
  lea    D27(%rip),%rdi
  call   <printf@plt>
  lea    D16(%rip),%rdi
  call   <printf@plt>
  lea    D57(%rip),%rdi
  call   <printf@plt>
  lea    D67(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  lea    D49(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: read_data
arguments: tag: D63
type: string
name: read_data
arguments: tag: D27
type: string
name: read_data
arguments: tag: D16
type: string
name: read_data
arguments: tag: D57
type: string
name: read_data
arguments: tag: D67
type: string
name: read_data
arguments: tag: D18
type: string
name: read_data
arguments: tag: D49
type: string

tool: D63: 



tool: D27: Supported revsh escape sequences:


tool: D16: 


tool: D57: ~.	Exit. (Good for killing an unresponsive session.)


tool: D67: ~#	List active connections with usage statistics.


tool: D18: ~?	List the supported revsh escape sequences.


tool: D49: 


assistant: ```c
void print_valid_escapes() {
  printf("\n\n");
  printf("\rSupported revsh escape sequences:\n");
  printf("\n");
  printf("\r~.\tExit. (Good for killing an unresponsive session.)\n");
  printf("\r~#\tList active connections with usage statistics.\n");
  printf("\r~?\tList the supported revsh escape sequences.\n");
  printf("\r\n");
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<inverse_dit_butterfly_fixed>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,-0x8(%rsp)
  mov    %rdx,%r15
  mov    %rsi,%rdx
  sar    %rdx
  mov    %rdx,-0x28(%rsp)
  lea    (%rdi,%rsi,8),%rax
  mov    %rax,-0x20(%rsp)
  test   %rdx,%rdx
  jle    L63
  mov    %rcx,%r13
  movq   $0x2,-0x10(%rsp)
  jmp    L43
L27:
  mov    (%rdx),%r9d
  mov    0x4(%rdx),%r8d
  movslq (%rdi),%rax
  movswq (%r15,%r10,2),%rsi
  movslq 0x4(%rdi),%r11
  movswq 0x0(%r13,%r10,2),%rbp
  mov    %rax,%rcx
  imul   %rsi,%rcx
  sar    $0xf,%rcx
  mov    %r11,%rbx
  imul   %rbp,%rbx
  sar    $0xf,%rbx
  sub    %ebx,%ecx
  imul   %rbp,%rax
  sar    $0xf,%rax
  imul   %r11,%rsi
  sar    $0xf,%rsi
  add    %esi,%eax
  lea    (%r9,%rcx,1),%esi
  mov    %esi,(%rdx)
  lea    (%r8,%rax,1),%esi
  mov    %esi,0x4(%rdx)
  sub    %ecx,%r9d
  mov    %r9d,(%rdi)
  sub    %eax,%r8d
  mov    %r8d,0x4(%rdi)
  add    -0x28(%rsp),%r10
  add    $0x8,%rdx
  add    $0x8,%rdi
  cmp    %r12,%rdx
  jb     L27
  lea    -0x1(%r12),%rax
  sub    %r14,%rax
  shr    $0x3,%rax
  lea    0x8(%r12,%rax,8),%r14
L25:
  mov    -0x18(%rsp),%rax
  lea    (%r14,%rax,1),%r12
  cmp    %r12,-0x20(%rsp)
  jbe    L2
L21:
  mov    %r12,%rdi
  mov    %r14,%rdx
  mov    $0x0,%r10d
  cmp    %r12,%r14
  jb     L27
  mov    %r12,%r14
  jmp    L25
L2:
  shlq   -0x10(%rsp)
  sarq   -0x28(%rsp)
  mov    -0x28(%rsp),%rax
  test   %rax,%rax
  jle    L63
L43:
  mov    -0x10(%rsp),%rax
  shl    $0x2,%rax
  mov    %rax,-0x18(%rsp)
  mov    -0x8(%rsp),%r14
  mov    %r14,%r12
  add    %rax,%r12
  cmp    %r12,-0x20(%rsp)
  ja     L21
  jmp    L2
L63:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void inverse_dit_butterfly_fixed(int *data, long size, short *cos_ang, short *sin_ang) {
  long angle, astep, dl;
  int xr, yr, xi, yi, dr, di;
  short wr, wi;
  int *l1, *l2, *end, *ol2;
  astep = size >> 1;
  end = data + size + size;
  for (dl = 2; astep > 0; dl += dl, astep >>= 1) {
    l1 = data;
    l2 = data + dl;
    for (; l2 < end; l1 = l2, l2 = l2 + dl) {
      ol2 = l2;
      for (angle = 0; l1 < ol2; l1 += 2, l2 += 2) {
        wr = cos_ang[angle];
        wi = sin_ang[angle];
        xr = *l1;
        xi = *(l1 + 1);
        yr = *l2;
        yi = *(l2 + 1);
        dr = ((int)(((long long)(yr) * (long long)(wr)) >> (15))) - ((int)(((long long)(yi) * (long long)(wi)) >> (15)));
        di = ((int)(((long long)(yr) * (long long)(wi)) >> (15))) + ((int)(((long long)(yi) * (long long)(wr)) >> (15)));
        *(l1) = xr + dr;
        *(l1 + 1) = xi + di;
        *(l2) = xr - dr;
        *(l2 + 1) = xi - di;
        angle += astep;
      }
    }
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<inverse_dit_butterfly_fixed>:
  endbr64
  push   %r15
  lea    (%rdi,%rsi,8),%rax
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  sar    %r13
  push   %rbp
  push   %rbx
  mov    %rdi,-0x8(%rsp)
  mov    %rax,-0x20(%rsp)
  test   %r13,%r13
  jle    L18
  movq   $0x2,-0x10(%rsp)
  mov    %rdx,%r15
  mov    %rcx,%r14
  nopw   0x0(%rax,%rax,1)
L61:
  mov    -0x10(%rsp),%rax
  shl    $0x2,%rax
  mov    %rax,%rdi
  mov    %rax,-0x18(%rsp)
  mov    -0x8(%rsp),%rax
  mov    %rax,%r12
  mov    %rax,-0x28(%rsp)
  add    %rdi,%r12
  cmp    %r12,-0x20(%rsp)
  jbe    L53
  nopl   0x0(%rax)
L13:
  mov    -0x28(%rsp),%rax
  mov    %r12,%rdi
  xor    %r10d,%r10d
  mov    %rax,%rdx
  cmp    %r12,%rax
  jae    L34
  nopw   0x0(%rax,%rax,1)
L64:
  movslq (%rdi),%rax
  movslq 0x4(%rdi),%r11
  add    $0x8,%rdx
  add    $0x8,%rdi
  movswq (%r15,%r10,2),%rsi
  movswq (%r14,%r10,2),%rbp
  add    %r13,%r10
  mov    %rax,%rcx
  mov    %r11,%rbx
  mov    -0x8(%rdx),%r9d
  mov    -0x4(%rdx),%r8d
  imul   %rsi,%rcx
  imul   %rbp,%rbx
  imul   %rbp,%rax
  imul   %r11,%rsi
  sar    $0xf,%rcx
  sar    $0xf,%rbx
  sub    %ebx,%ecx
  sar    $0xf,%rax
  sar    $0xf,%rsi
  add    %esi,%eax
  lea    (%r9,%rcx,1),%esi
  sub    %ecx,%r9d
  mov    %esi,-0x8(%rdx)
  lea    (%r8,%rax,1),%esi
  sub    %eax,%r8d
  mov    %esi,-0x4(%rdx)
  mov    %r9d,-0x8(%rdi)
  mov    %r8d,-0x4(%rdi)
  cmp    %r12,%rdx
  jb     L64
  lea    -0x1(%r12),%rax
  sub    -0x28(%rsp),%rax
  shr    $0x3,%rax
  lea    0x8(%r12,%rax,8),%rax
  mov    %rax,-0x28(%rsp)
L48:
  mov    -0x28(%rsp),%r12
  add    -0x18(%rsp),%r12
  cmp    %r12,-0x20(%rsp)
  ja     L13
L53:
  shlq   -0x10(%rsp)
  sar    %r13
  jne    L61
L18:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L34:
  mov    %r12,-0x28(%rsp)
  jmp    L48
```

assistant: ```c
void inverse_dit_butterfly_fixed(int *data, long size, short *cos_ang, short *sin_ang) {
  long angle, astep, dl;
  int xr, yr, xi, yi, dr, di;
  short wr, wi;
  int *l1, *l2, *end, *ol2;
  astep = size >> 1;
  end = data + size + size;
  for (dl = 2; astep > 0; dl += dl, astep >>= 1) {
    l1 = data;
    l2 = data + dl;
    for (; l2 < end; l1 = l2, l2 = l2 + dl) {
      ol2 = l2;
      for (angle = 0; l1 < ol2; l1 += 2, l2 += 2) {
        wr = cos_ang[angle];
        wi = sin_ang[angle];
        xr = *l1;
        xi = *(l1 + 1);
        yr = *l2;
        yi = *(l2 + 1);
        dr = ((int)(((long long)(yr) * (long long)(wr)) >> (15))) - ((int)(((long long)(yi) * (long long)(wi)) >> (15)));
        di = ((int)(((long long)(yr) * (long long)(wi)) >> (15))) + ((int)(((long long)(yi) * (long long)(wr)) >> (15)));
        *(l1) = xr + dr;
        *(l1 + 1) = xi + di;
        *(l2) = xr - dr;
        *(l2 + 1) = xi - di;
        angle += astep;
      }
    }
  }
}
```