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

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x158,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x148(%rsp)
  xor    %eax,%eax
  lea    D19(%rip),%rdi
  call   <puts@plt>
  lea    0x40(%rsp),%rdi
  call   <gets@plt>
  lea    D36(%rip),%rdi
  call   <puts@plt>
  mov    %rsp,%rdi
  call   <gets@plt>
  mov    %rsp,%rbp
  jmp    L26
L10:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    $0x2a,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
L26:
  lea    0x40(%rsp),%rdi
  mov    %rbp,%rsi
  call   <strstr@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  jne    L10
  lea    0x40(%rsp),%rbx
  mov    %rbx,%rsi
  lea    D26(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  lea    D25(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    0x148(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  mov    $0x0,%eax
  add    $0x158,%rsp
  pop    %rbx
  pop    %rbp
  ret
L16:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D19
data_type: string
name: unpack_data
arguments: data_label: D36
data_type: string
name: unpack_data
arguments: data_label: D26
data_type: string
name: unpack_data
arguments: data_label: D25
data_type: string

tool: D19: Bir cumle giriniz.

tool: D36: Sansurlenmesini istediginiz kelimeyi giriniz.

tool: D26: Orijinal cumle: %s


tool: D25: Sansurlenmis cumle: %s


assistant: ```c
int main() {
  char cumle[256];
  char kelime[64];
  printf("Bir cumle giriniz.\n");
  gets(cumle);
  printf("Sansurlenmesini istediginiz kelimeyi giriniz.\n");
  gets(kelime);
  char *index;
  while (index = strstr(cumle, kelime)) {
    memset(index, '*', strlen(kelime));
  }
  printf("Orijinal cumle: %s\n", cumle);
  printf("Sansurlenmis cumle: %s\n", cumle);
  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   %r12
  lea    D38(%rip),%rdi
  push   %rbp
  push   %rbx
  sub    $0x150,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x148(%rsp)
  xor    %eax,%eax
  lea    0x40(%rsp),%r12
  mov    %rsp,%rbx
  call   <puts@plt>
  mov    %r12,%rdi
  call   <gets@plt>
  lea    D13(%rip),%rdi
  call   <puts@plt>
  mov    %rbx,%rdi
  call   <gets@plt>
  jmp    L14
  nopl   0x0(%rax)
L2:
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    $0x2a,%esi
  mov    %rbp,%rdi
  mov    %eax,%edx
  call   <memset@plt>
L14:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <strstr@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  jne    L2
  mov    %r12,%rsi
  lea    D39(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  mov    %r12,%rsi
  lea    D5(%rip),%rdi
  call   <printf@plt>
  mov    0x148(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x150,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D38
type_guessed: string
name: extract_symbolic_data
arguments: label: D13
type_guessed: string
name: extract_symbolic_data
arguments: label: D39
type_guessed: string
name: extract_symbolic_data
arguments: label: D5
type_guessed: string

tool: D38: Bir cumle giriniz.

tool: D13: Sansurlenmesini istediginiz kelimeyi giriniz.

tool: D39: Orijinal cumle: %s


tool: D5: Sansurlenmis cumle: %s


assistant: ```c
int main() {
  char cumle[256];
  char kelime[64];
  printf("Bir cumle giriniz.\n");
  gets(cumle);
  printf("Sansurlenmesini istediginiz kelimeyi giriniz.\n");
  gets(kelime);
  char *index;
  while (index = strstr(cumle, kelime)) {
    memset(index, '*', strlen(kelime));
  }
  printf("Orijinal cumle: %s\n", cumle);
  printf("Sansurlenmis cumle: %s\n", cumle);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %r12
  lea    D35(%rip),%rdi
  push   %rbp
  push   %rbx
  sub    $0x150,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x148(%rsp)
  xor    %eax,%eax
  lea    0x40(%rsp),%r12
  mov    %rsp,%rbx
  call   <puts@plt>
  mov    %r12,%rdi
  call   <gets@plt>
  lea    D24(%rip),%rdi
  call   <puts@plt>
  mov    %rbx,%rdi
  call   <gets@plt>
  jmp    L27
  nopl   0x0(%rax)
L19:
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    $0x2a,%esi
  mov    %rbp,%rdi
  mov    %eax,%edx
  call   <memset@plt>
L27:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <strstr@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  jne    L19
  mov    %r12,%rsi
  lea    D10(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  mov    %r12,%rsi
  lea    D38(%rip),%rdi
  call   <printf@plt>
  mov    0x148(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  add    $0x150,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D35
type_guessed: string
name: read_data
arguments: label: D24
type_guessed: string
name: read_data
arguments: label: D10
type_guessed: string
name: read_data
arguments: label: D38
type_guessed: string

tool: D35: Bir cumle giriniz.

tool: D24: Sansurlenmesini istediginiz kelimeyi giriniz.

tool: D10: Orijinal cumle: %s


tool: D38: Sansurlenmis cumle: %s


assistant: ```c
int main() {
  char cumle[256];
  char kelime[64];
  printf("Bir cumle giriniz.\n");
  gets(cumle);
  printf("Sansurlenmesini istediginiz kelimeyi giriniz.\n");
  gets(kelime);
  char *index;
  while (index = strstr(cumle, kelime)) {
    memset(index, '*', strlen(kelime));
  }
  printf("Orijinal cumle: %s\n", cumle);
  printf("Sansurlenmis cumle: %s\n", cumle);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<token_concat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  movl   $0x0,-0x1c(%rbp)
  movq   $0x0,-0x18(%rbp)
  jmp    L0
L40:
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jne    L54
  mov    $0x0,%eax
  jmp    L8
L54:
  addl   $0x1,-0x1c(%rbp)
L0:
  mov    -0x1c(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L40
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  jmp    L20
L60:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%ebx
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    %ebx,%eax
  add    $0x1,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
  addl   $0x1,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  je     L20
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  lea    0x2(%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  lea    D1(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
L20:
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jne    L60
  mov    -0x18(%rbp),%rax
L8:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: label: D1
type: string

tool: D1:  

assistant: ```c
char *token_concat(char **tok_arr, int index) {
  int i = 0;
  char *ret = NULL;
  for (; i < index; i++)
    if (!tok_arr[i])
      return NULL;
  ret = (char *)malloc(sizeof(char));
  *ret = '\0';
  while (tok_arr[i]) {
    ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + strlen(tok_arr[i])) + (sizeof(char))));
    strcat(ret, tok_arr[i]);
    ++i;
    if (tok_arr[i]) {
      ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + 2)));
      strcat(ret, " ");
    }
  }
  return ret;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<token_concat>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  test   %esi,%esi
  jle    L44
  lea    0x1(%rsi),%edx
  mov    $0x1,%eax
L61:
  mov    -0x8(%r12,%rax,8),%rbx
  test   %rbx,%rbx
  je     L74
  mov    %eax,%ebp
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L61
L47:
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  movb   $0x0,(%rax)
  movslq %ebp,%rbp
  lea    0x0(,%rbp,8),%rax
  lea    (%r12,%rax,1),%rbp
  cmpq   $0x0,0x0(%rbp)
  je     L74
  lea    0x8(%r12,%rax,1),%r13
  lea    D1(%rip),%r14
  jmp    L56
L44:
  mov    $0x0,%ebp
  jmp    L47
L18:
  mov    %rbx,%rdi
  call   <strlen@plt>
  lea    0x2(%rax),%esi
  mov    %rbx,%rdi
  call   <realloc@plt>
  mov    %rax,%rbx
  mov    %r14,%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
  add    $0x8,%r13
  add    $0x8,%rbp
  cmpq   $0x0,(%r12)
  je     L74
L56:
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%r12d
  mov    0x0(%rbp),%rdi
  call   <strlen@plt>
  lea    0x1(%r12,%rax,1),%esi
  mov    %rbx,%rdi
  call   <realloc@plt>
  mov    %rax,%rbx
  mov    0x0(%rbp),%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
  mov    %r13,%r12
  cmpq   $0x0,0x0(%r13)
  jne    L18
L74:
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: parse_data
arguments: tag: D1
datatype: string

tool: D1:  

assistant: ```c
char *token_concat(char **tok_arr, int index) {
  int i = 0;
  char *ret = NULL;
  for (; i < index; i++)
    if (!tok_arr[i])
      return NULL;
  ret = (char *)malloc(sizeof(char));
  *ret = '\0';
  while (tok_arr[i]) {
    ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + strlen(tok_arr[i])) + (sizeof(char))));
    strcat(ret, tok_arr[i]);
    ++i;
    if (tok_arr[i]) {
      ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + 2)));
      strcat(ret, " ");
    }
  }
  return ret;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<token_concat>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  test   %esi,%esi
  jle    L1
  lea    0x1(%rsi),%edx
  mov    $0x1,%eax
  jmp    L39
  nopl   0x0(%rax)
L5:
  movslq %eax,%r12
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L68
L39:
  mov    -0x8(%rbx,%rax,8),%rbp
  test   %rbp,%rbp
  jne    L5
L72:
  pop    %rbx
  mov    %rbp,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L68:
  movslq %r12d,%rax
  lea    (%rbx,%rax,8),%r13
L33:
  mov    $0x1,%edi
  call   <malloc@plt>
  movb   $0x0,(%rax)
  cmpq   $0x0,0x0(%r13)
  mov    %rax,%rbp
  je     L72
  lea    0x8(%rbx,%r12,8),%rbx
  lea    D6(%rip),%r14
  jmp    L6
  nopl   0x0(%rax)
L41:
  mov    %rbp,%rdi
  add    $0x8,%rbx
  call   <strlen@plt>
  mov    %rbp,%rdi
  lea    0x2(%rax),%esi
  call   <realloc@plt>
  mov    %r14,%rsi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strcat@plt>
  cmpq   $0x0,-0x8(%rbx)
  je     L72
L6:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    0x0(%r13),%rdi
  mov    %eax,%r12d
  call   <strlen@plt>
  mov    %rbp,%rdi
  lea    0x1(%r12,%rax,1),%esi
  call   <realloc@plt>
  mov    0x0(%r13),%rsi
  mov    %rbx,%r13
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strcat@plt>
  cmpq   $0x0,(%rbx)
  jne    L41
  pop    %rbx
  mov    %rbp,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L1:
  mov    %rdi,%r13
  xor    %r12d,%r12d
  jmp    L33
```

tool_calls: name: disassemble_data
arguments: data_label: D6
type_guessed: string

tool: D6:  

assistant: ```c
char *token_concat(char **tok_arr, int index) {
  int i = 0;
  char *ret = NULL;
  for (; i < index; i++)
    if (!tok_arr[i])
      return NULL;
  ret = (char *)malloc(sizeof(char));
  *ret = '\0';
  while (tok_arr[i]) {
    ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + strlen(tok_arr[i])) + (sizeof(char))));
    strcat(ret, tok_arr[i]);
    ++i;
    if (tok_arr[i]) {
      ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + 2)));
      strcat(ret, " ");
    }
  }
  return ret;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<token_concat>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  test   %esi,%esi
  jle    L47
  lea    0x1(%rsi),%edx
  mov    $0x1,%eax
  jmp    L74
  nopl   0x0(%rax)
L33:
  movslq %eax,%r12
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L82
L74:
  mov    -0x8(%rbx,%rax,8),%rbp
  test   %rbp,%rbp
  jne    L33
L15:
  pop    %rbx
  mov    %rbp,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L82:
  movslq %r12d,%rax
  lea    (%rbx,%rax,8),%r13
L0:
  mov    $0x1,%edi
  call   <malloc@plt>
  movb   $0x0,(%rax)
  cmpq   $0x0,0x0(%r13)
  mov    %rax,%rbp
  je     L15
  lea    0x8(%rbx,%r12,8),%rbx
  lea    D0(%rip),%r14
  jmp    L71
  nopl   0x0(%rax)
L76:
  mov    %rbp,%rdi
  add    $0x8,%rbx
  call   <strlen@plt>
  mov    %rbp,%rdi
  lea    0x2(%rax),%esi
  call   <realloc@plt>
  mov    %r14,%rsi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strcat@plt>
  cmpq   $0x0,-0x8(%rbx)
  je     L15
L71:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    0x0(%r13),%rdi
  mov    %eax,%r12d
  call   <strlen@plt>
  mov    %rbp,%rdi
  lea    0x1(%r12,%rax,1),%esi
  call   <realloc@plt>
  mov    0x0(%r13),%rsi
  mov    %rbx,%r13
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strcat@plt>
  cmpq   $0x0,(%rbx)
  jne    L76
  pop    %rbx
  mov    %rbp,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L47:
  mov    %rdi,%r13
  xor    %r12d,%r12d
  jmp    L0
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D0
data_type: string

tool: D0:  

assistant: ```c
char *token_concat(char **tok_arr, int index) {
  int i = 0;
  char *ret = NULL;
  for (; i < index; i++)
    if (!tok_arr[i])
      return NULL;
  ret = (char *)malloc(sizeof(char));
  *ret = '\0';
  while (tok_arr[i]) {
    ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + strlen(tok_arr[i])) + (sizeof(char))));
    strcat(ret, tok_arr[i]);
    ++i;
    if (tok_arr[i]) {
      ret = (char *)realloc(ret, (sizeof(char) * (strlen(ret) + 2)));
      strcat(ret, " ");
    }
  }
  return ret;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ceil_po2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L8
  mov    $0x0,%eax
  jmp    L12
L8:
  mov    -0x4(%rbp),%eax
  not    %eax
  shr    $0x1f,%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  subl   $0x1,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  shr    %eax
  or     %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  shr    $0x2,%eax
  or     %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  shr    $0x4,%eax
  or     %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  shr    $0x8,%eax
  or     %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  shr    $0x10,%eax
  or     %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  add    $0x1,%eax
L12:
  leave
  ret
```

assistant: ```c
__attribute__((const)) unsigned ceil_po2(unsigned x) {
  if (x == 0)
    return 0;
  assert(x < (1U << 31));
  x = x - 1;
  x |= x >> 1;
  x |= x >> 2;
  x |= x >> 4;
  x |= x >> 8;
  x |= x >> 16;
  return x + 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<ceil_po2>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  test   %edi,%edi
  jne    L14
L8:
  mov    %ebx,%eax
  pop    %rbx
  ret
L14:
  not    %edi
  shr    $0x1f,%edi
  call   <assert@plt>
  sub    $0x1,%ebx
  mov    %ebx,%edx
  shr    %edx
  or     %ebx,%edx
  mov    %edx,%eax
  shr    $0x2,%eax
  or     %edx,%eax
  mov    %eax,%edx
  shr    $0x4,%edx
  or     %eax,%edx
  mov    %edx,%eax
  shr    $0x8,%eax
  or     %edx,%eax
  mov    %eax,%ebx
  shr    $0x10,%ebx
  or     %eax,%ebx
  add    $0x1,%ebx
  jmp    L8
```

assistant: ```c
__attribute__((const)) unsigned ceil_po2(unsigned x) {
  if (x == 0)
    return 0;
  assert(x < (1U << 31));
  x = x - 1;
  x |= x >> 1;
  x |= x >> 2;
  x |= x >> 4;
  x |= x >> 8;
  x |= x >> 16;
  return x + 1;
}
```
user: What is the c source code of the assembly code below?

```asm
<ceil_po2>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  test   %edi,%edi
  je     L6
  not    %edi
  sub    $0x1,%r12d
  shr    $0x1f,%edi
  call   <assert@plt>
  mov    %r12d,%edx
  shr    %edx
  or     %r12d,%edx
  mov    %edx,%eax
  shr    $0x2,%eax
  or     %edx,%eax
  mov    %eax,%edx
  shr    $0x4,%edx
  or     %eax,%edx
  mov    %edx,%eax
  shr    $0x8,%eax
  or     %edx,%eax
  mov    %eax,%r12d
  shr    $0x10,%r12d
  or     %eax,%r12d
  add    $0x1,%r12d
L6:
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
__attribute__((const)) unsigned ceil_po2(unsigned x) {
  if (x == 0)
    return 0;
  assert(x < (1U << 31));
  x = x - 1;
  x |= x >> 1;
  x |= x >> 2;
  x |= x >> 4;
  x |= x >> 8;
  x |= x >> 16;
  return x + 1;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ceil_po2>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  test   %edi,%edi
  je     L9
  not    %edi
  sub    $0x1,%r12d
  shr    $0x1f,%edi
  call   <assert@plt>
  mov    %r12d,%edx
  shr    %edx
  or     %r12d,%edx
  mov    %edx,%eax
  shr    $0x2,%eax
  or     %edx,%eax
  mov    %eax,%edx
  shr    $0x4,%edx
  or     %eax,%edx
  mov    %edx,%eax
  shr    $0x8,%eax
  or     %edx,%eax
  mov    %eax,%r12d
  shr    $0x10,%r12d
  or     %eax,%r12d
  add    $0x1,%r12d
L9:
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
__attribute__((const)) unsigned ceil_po2(unsigned x) {
  if (x == 0)
    return 0;
  assert(x < (1U << 31));
  x = x - 1;
  x |= x >> 1;
  x |= x >> 2;
  x |= x >> 4;
  x |= x >> 8;
  x |= x >> 16;
  return x + 1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<printf_vga>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xd0,%rsp
  mov    %rdi,-0xc8(%rbp)
  mov    %rsi,-0xa8(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L19
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L19:
  mov    -0xc8(%rbp),%rax
  test   %rax,%rax
  je     L27
  mov    -0xc8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L27
  lea    -0xc8(%rbp),%rax
  add    $0x8,%rax
  mov    %rax,-0xb8(%rbp)
  mov    -0xc8(%rbp),%rax
  mov    -0xb8(%rbp),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <print_internal@plt>
L27:
  nop
  leave
  ret
```

assistant: ```c
void printf_vga(char *format, ...) {
  void *param;
  if (format && ('\0' != *format)) {
    param = (void *)&format + sizeof(format);
    print_internal(format, param);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<printf_vga>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,0x8(%rsp)
  test   %rdi,%rdi
  je     L7
  cmpb   $0x0,(%rdi)
  jne    L15
L7:
  add    $0x18,%rsp
  ret
L15:
  lea    0x10(%rsp),%rsi
  call   <print_internal@plt>
  jmp    L7
```

assistant: ```c
void printf_vga(char *format, ...) {
  void *param;
  if (format && ('\0' != *format)) {
    param = (void *)&format + sizeof(format);
    print_internal(format, param);
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<printf_vga>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,0x8(%rsp)
  test   %rdi,%rdi
  je     L13
  cmpb   $0x0,(%rdi)
  jne    L9
L13:
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L9:
  lea    0x10(%rsp),%rsi
  call   <print_internal@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
void printf_vga(char *format, ...) {
  void *param;
  if (format && ('\0' != *format)) {
    param = (void *)&format + sizeof(format);
    print_internal(format, param);
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<printf_vga>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,0x8(%rsp)
  test   %rdi,%rdi
  je     L12
  cmpb   $0x0,(%rdi)
  jne    L6
L12:
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L6:
  lea    0x10(%rsp),%rsi
  call   <print_internal@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
void printf_vga(char *format, ...) {
  void *param;
  if (format && ('\0' != *format)) {
    param = (void *)&format + sizeof(format);
    print_internal(format, param);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<free_matrix>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L15
L0:
  mov    -0x4(%rbp),%eax
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <free@plt>
  addl   $0x1,-0x4(%rbp)
L15:
  mov    -0x4(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jb     L0
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

assistant: ```c
void free_matrix(unsigned int width, unsigned char **matrix) {
  unsigned int i;
  for (i = 0; i < width; i++) {
    free(matrix[i]);
  }
  free(matrix);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<free_matrix>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,%r12
  test   %edi,%edi
  je     L13
  mov    %rsi,%rbx
  lea    -0x1(%rdi),%eax
  lea    0x8(%rsi,%rax,8),%rbp
L6:
  mov    (%rbx),%rdi
  call   <free@plt>
  add    $0x8,%rbx
  cmp    %rbp,%rbx
  jne    L6
L13:
  mov    %r12,%rdi
  call   <free@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void free_matrix(unsigned int width, unsigned char **matrix) {
  unsigned int i;
  for (i = 0; i < width; i++) {
    free(matrix[i]);
  }
  free(matrix);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<free_matrix>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  test   %edi,%edi
  je     L6
  lea    -0x1(%rdi),%eax
  mov    %rsi,%rbx
  lea    0x8(%rsi,%rax,8),%rbp
  nopw   0x0(%rax,%rax,1)
L15:
  mov    (%rbx),%rdi
  add    $0x8,%rbx
  call   <free@plt>
  cmp    %rbp,%rbx
  jne    L15
L6:
  pop    %rbx
  mov    %r12,%rdi
  pop    %rbp
  pop    %r12
  jmp    1050 <free@plt>
```

assistant: ```c
void free_matrix(unsigned int width, unsigned char **matrix) {
  unsigned int i;
  for (i = 0; i < width; i++) {
    free(matrix[i]);
  }
  free(matrix);
}
```
user: Translate the below assembly code into C programming language:

```asm
<free_matrix>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  test   %edi,%edi
  je     L13
  lea    -0x1(%rdi),%eax
  mov    %rsi,%rbx
  lea    0x8(%rsi,%rax,8),%rbp
  nopw   0x0(%rax,%rax,1)
L12:
  mov    (%rbx),%rdi
  add    $0x8,%rbx
  call   <free@plt>
  cmp    %rbp,%rbx
  jne    L12
L13:
  pop    %rbx
  mov    %r12,%rdi
  pop    %rbp
  pop    %r12
  jmp    1050 <free@plt>
```

assistant: ```c
void free_matrix(unsigned int width, unsigned char **matrix) {
  unsigned int i;
  for (i = 0; i < width; i++) {
    free(matrix[i]);
  }
  free(matrix);
}
```