ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<xilinxcorelib_a_1677950190_1709443946_p_2>:
  endbr64
  push   %rbx
  mov    0x790(%rdi),%rax
  mov    %rdi,%rbx
  lea    0x1890(%rdi),%rdi
  movzbl (%rax),%edx
  mov    0x38(%rdi),%rax
  mov    0x38(%rax),%rax
  mov    %dl,(%rax)
  call   <xsi_driver_first_trans_fast_port@plt>
  movl   $0x1,0x17b0(%rbx)
  pop    %rbx
  ret
```

assistant: ```c
void xilinxcorelib_a_1677950190_1709443946_p_2(char *t0) {
  char *t1;
  char *t2;
  unsigned char t3;
  char *t4;
  char *t5;
  char *t6;
  char *t7;
  char *t8;
LAB0:
LAB3:
  t1 = (t0 + 1936U);
  t2 = *((char **)t1);
  t3 = *((unsigned char *)t2);
  t1 = (t0 + 6288);
  t4 = (t1 + 56U);
  t5 = *((char **)t4);
  t6 = (t5 + 56U);
  t7 = *((char **)t6);
  *((unsigned char *)t7) = t3;
  xsi_driver_first_trans_fast_port(t1);
LAB2:
  t8 = (t0 + 6064);
  *((int *)t8) = 1;
LAB1:
  return;
LAB4:
  goto LAB2;
}
```
user: Translate the below assembly code into C programming language:

```asm
<xilinxcorelib_a_1677950190_1709443946_p_2>:
  endbr64
  push   %rbx
  mov    0x790(%rdi),%rax
  mov    %rdi,%rbx
  lea    0x1890(%rdi),%rdi
  movzbl (%rax),%edx
  mov    0x38(%rdi),%rax
  mov    0x38(%rax),%rax
  mov    %dl,(%rax)
  call   <xsi_driver_first_trans_fast_port@plt>
  movl   $0x1,0x17b0(%rbx)
  pop    %rbx
  ret
```

assistant: ```c
void xilinxcorelib_a_1677950190_1709443946_p_2(char *t0) {
  char *t1;
  char *t2;
  unsigned char t3;
  char *t4;
  char *t5;
  char *t6;
  char *t7;
  char *t8;
LAB0:
LAB3:
  t1 = (t0 + 1936U);
  t2 = *((char **)t1);
  t3 = *((unsigned char *)t2);
  t1 = (t0 + 6288);
  t4 = (t1 + 56U);
  t5 = *((char **)t4);
  t6 = (t5 + 56U);
  t7 = *((char **)t6);
  *((unsigned char *)t7) = t3;
  xsi_driver_first_trans_fast_port(t1);
LAB2:
  t8 = (t0 + 6064);
  *((int *)t8) = 1;
LAB1:
  return;
LAB4:
  goto LAB2;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xa8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x98(%rsp)
  xor    %eax,%eax
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,%edi
  call   <srand@plt>
  lea    D32(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%r15d
  mov    $0x0,%r14d
  lea    0x10(%rsp),%r13
  jmp    L7
L43:
  add    $0x1,%r14
  add    $0xc,%r15
  cmp    $0x3,%r14
  je     L26
L7:
  mov    %r14d,0xc(%rsp)
  lea    0x0(%r13,%r15,1),%r12
  mov    %r15,%rbx
  mov    $0x0,%ebp
L31:
  mov    %ebp,%edx
  mov    0xc(%rsp),%esi
  lea    D34(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %r12,%rsi
  lea    D39(%rip),%rdi
  call   <scanf@plt>
  mov    $0x0,%eax
  call   <rand@plt>
  movslq %eax,%rdx
  imul   $0x2aaaaaab,%rdx,%rdx
  shr    $0x20,%rdx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  lea    (%rdx,%rdx,2),%edx
  add    %edx,%edx
  sub    %edx,%eax
  add    $0x2,%eax
  mov    %eax,0x40(%rsp,%rbx,1)
  add    0x0(%r13,%rbx,1),%eax
  mov    %eax,0x70(%rsp,%rbx,1)
  add    $0x1,%ebp
  add    $0x4,%r12
  add    $0x4,%rbx
  cmp    $0x3,%ebp
  jne    L31
  jmp    L43
L26:
  lea    D45(%rip),%rdi
  call   <puts@plt>
  lea    0x40(%rsp),%rdi
  call   <printMatriz@plt>
  lea    D42(%rip),%rdi
  call   <puts@plt>
  lea    0x70(%rsp),%rbx
  mov    %rbx,%rdi
  call   <printMatriz@plt>
  lea    D59(%rip),%rdi
  call   <puts@plt>
  mov    %rbx,%rdi
  call   <printDiagonalMatriz@plt>
  mov    0x98(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L48
  mov    $0x0,%eax
  add    $0xa8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L48:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D32
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D34
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D39
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D45
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D42
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D59
type_guessed: string

tool: D32: Bienvenido inserta valores a la siguiente matriz de 3x3

tool: D34: Posicion [%d][%d]:

tool: D39: %d

tool: D45: 
Matriz Aleatoria:

tool: D42: 
Matriz Resultado:

tool: D59: 
Diagonal:

assistant: ```c
int main() {
  int matrixA[3][3];
  int matrixB[3][3];
  int matrizResultado[3][3];
  srand(time(NULL));
  printf("Bienvenido inserta valores a la siguiente matriz de 3x3\n");
  for (int i = 0; i < 3; ++i) {
    for (int j = 0; j < 3; ++j) {
      printf("Posicion [%d][%d]:", i, j);
      scanf("%d", &matrixA[i][j]);
      matrixB[i][j] = rand() % 6 + 2;
      matrizResultado[i][j] = matrixB[i][j] + matrixA[i][j];
    }
  }
  printf("\nMatriz Aleatoria:\n");
  printMatriz(matrixB);
  printf("\nMatriz Resultado:\n");
  printMatriz(matrizResultado);
  printf("\nDiagonal:\n");
  printDiagonalMatriz(matrizResultado);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<clower>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  cmpb   $0x40,-0x4(%rbp)
  jle    L20
  cmpb   $0x5a,-0x4(%rbp)
  jg     L20
  movzbl -0x4(%rbp),%eax
  add    $0x20,%eax
  jmp    L7
L20:
  movzbl -0x4(%rbp),%eax
L7:
  pop    %rbp
  ret
```

assistant: ```c
char clower(char c) {
  if ((c >= 'A') && (c <= 'Z'))
    return ((c - 'A') + 'a');
  return (c);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<clower>:
  endbr64
  lea    -0x41(%rdi),%edx
  lea    0x20(%rdi),%eax
  cmp    $0x1a,%dl
  cmovae %edi,%eax
  ret
```

assistant: ```c
char clower(char c) {
  if ((c >= 'A') && (c <= 'Z'))
    return ((c - 'A') + 'a');
  return (c);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<clower>:
  endbr64
  lea    -0x41(%rdi),%edx
  lea    0x20(%rdi),%eax
  cmp    $0x1a,%dl
  cmovae %edi,%eax
  ret
```

assistant: ```c
char clower(char c) {
  if ((c >= 'A') && (c <= 'Z'))
    return ((c - 'A') + 'a');
  return (c);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<clower>:
  endbr64
  lea    -0x41(%rdi),%edx
  lea    0x20(%rdi),%eax
  cmp    $0x1a,%dl
  cmovae %edi,%eax
  ret
```

assistant: ```c
char clower(char c) {
  if ((c >= 'A') && (c <= 'Z'))
    return ((c - 'A') + 'a');
  return (c);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movq   $0x0,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
int main(void) {
  mode_t mode = 0;
  return (int)mode;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
int main(void) {
  mode_t mode = 0;
  return (int)mode;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int main(void) {
  mode_t mode = 0;
  return (int)mode;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int main(void) {
  mode_t mode = 0;
  return (int)mode;
}
```
user: Translate the below assembly code into C programming language:

```asm
<svdbacksub>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r15
  mov    %rdx,%r13
  mov    %rcx,%r12
  mov    %r8,%r14
  mov    %r9d,0xc(%rsp)
  mov    0xb0(%rsp),%ebx
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  cmp    $0xa,%ebx
  jg     L135
  test   %ebx,%ebx
  jle    L65
  lea    0x10(%rsp),%rdi
L49:
  mov    $0x0,%edx
  pxor   %xmm3,%xmm3
  mov    0xc(%rsp),%r8d
  movapd %xmm3,%xmm4
  jmp    L56
L135:
  lea    -0x1(%rbx),%esi
  mov    $0x0,%edi
  call   <dvector@plt>
  mov    %rax,%rdi
  jmp    L49
L26:
  cmpl   $0x0,0xc(%rsp)
  jle    L58
  mov    $0x0,%eax
  pxor   %xmm1,%xmm1
L81:
  mov    0x0(%rbp,%rax,8),%rcx
  movsd  (%rcx,%rsi,1),%xmm0
  mulsd  (%r12,%rax,8),%xmm0
  addsd  %xmm0,%xmm1
  add    $0x1,%rax
  cmp    %r8,%rax
  jne    L81
L76:
  divsd  %xmm2,%xmm1
  movsd  %xmm1,(%rdi,%rdx,8)
L72:
  add    $0x1,%rdx
  cmp    %edx,%ebx
  jle    L93
L56:
  lea    0x0(,%rdx,8),%rsi
  movsd  (%r15,%rdx,8),%xmm2
  ucomisd %xmm3,%xmm2
  jp     L26
  ucomisd %xmm4,%xmm2
  jne    L26
  movq   $0x0,(%rdi,%rdx,8)
  jmp    L72
L58:
  pxor   %xmm1,%xmm1
  jmp    L76
L93:
  mov    $0x0,%ecx
L12:
  mov    0x0(%r13,%rcx,8),%rdx
  mov    $0x0,%eax
  pxor   %xmm1,%xmm1
L121:
  movsd  (%rdx,%rax,8),%xmm0
  mulsd  (%rdi,%rax,8),%xmm0
  addsd  %xmm0,%xmm1
  add    $0x1,%rax
  cmp    %eax,%ebx
  jg     L121
  movsd  %xmm1,(%r14,%rcx,8)
  add    $0x1,%rcx
  cmp    %ecx,%ebx
  jg     L12
  lea    0x10(%rsp),%rax
  cmp    %rax,%rdi
  je     L65
  lea    -0x1(%rbx),%edx
  mov    $0x0,%esi
  call   <free_dvector@plt>
L65:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L67
  mov    $0x0,%eax
  add    $0x78,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L67:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int svdbacksub(double **u, double *w, double **v, double b[], double x[], int m, int n) {
  int i, j;
  double *tmp, TMP[10];
  if (n <= 10)
    tmp = TMP;
  else
    tmp = dvector(0, n - 1);
  for (j = 0; j < n; j++) {
    if (w[j]) {
      double s;
      for (s = 0.0, i = 0; i < m; i++)
        s += b[i] * u[i][j];
      s /= w[j];
      tmp[j] = s;
    } else {
      tmp[j] = 0.0;
    }
  }
  for (j = 0; j < n; j++) {
    double s;
    for (s = 0.0, i = 0; i < n; i++)
      s += v[j][i] * tmp[i];
    x[j] = s;
  }
  if (tmp != TMP)
    free_dvector(tmp, 0, n - 1);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<svdbacksub>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  mov    %r8,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    0xb0(%rsp),%ebx
  cmp    $0xa,%ebx
  jg     L46
  test   %ebx,%ebx
  jle    L73
  lea    0x10(%rsp),%rcx
  mov    %rcx,%rdi
L87:
  xor    %edx,%edx
  pxor   %xmm2,%xmm2
  movslq %r9d,%r8
  jmp    L145
  nopl   0x0(%rax)
L115:
  movsd  %xmm1,(%rdi,%rdx,8)
  add    $0x1,%rdx
  cmp    %edx,%ebx
  jle    L125
L145:
  movsd  0x0(%r13,%rdx,8),%xmm3
  lea    0x0(,%rdx,8),%rsi
  ucomisd %xmm2,%xmm3
  jp     L127
  movapd %xmm2,%xmm1
  je     L115
L127:
  test   %r9d,%r9d
  jle    L136
  xor    %eax,%eax
  movapd %xmm2,%xmm1
  nopw   0x0(%rax,%rax,1)
L108:
  mov    0x0(%rbp,%rax,8),%r10
  movsd  (%r10,%rsi,1),%xmm0
  mulsd  (%r15,%rax,8),%xmm0
  add    $0x1,%rax
  addsd  %xmm0,%xmm1
  cmp    %rax,%r8
  jne    L108
  divsd  %xmm3,%xmm1
L99:
  movsd  %xmm1,(%rdi,%rdx,8)
  add    $0x1,%rdx
  cmp    %edx,%ebx
  jg     L145
L125:
  xor    %esi,%esi
  nopl   0x0(%rax)
L62:
  mov    (%r12,%rsi,8),%rdx
  xor    %eax,%eax
  movapd %xmm2,%xmm1
  nopw   0x0(%rax,%rax,1)
L77:
  movsd  (%rdx,%rax,8),%xmm0
  mulsd  (%rdi,%rax,8),%xmm0
  add    $0x1,%rax
  addsd  %xmm0,%xmm1
  cmp    %eax,%ebx
  jg     L77
  movsd  %xmm1,(%r14,%rsi,8)
  add    $0x1,%rsi
  cmp    %esi,%ebx
  jg     L62
  cmp    %rcx,%rdi
  je     L73
  lea    -0x1(%rbx),%edx
  xor    %esi,%esi
  call   <free_dvector@plt>
L73:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L121
  add    $0x78,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L46:
  xor    %edi,%edi
  lea    -0x1(%rbx),%esi
  mov    %r9d,0xc(%rsp)
  call   <dvector@plt>
  mov    0xc(%rsp),%r9d
  lea    0x10(%rsp),%rcx
  mov    %rax,%rdi
  jmp    L87
L136:
  movapd %xmm2,%xmm1
  divsd  %xmm3,%xmm1
  jmp    L99
L121:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int svdbacksub(double **u, double *w, double **v, double b[], double x[], int m, int n) {
  int i, j;
  double *tmp, TMP[10];
  if (n <= 10)
    tmp = TMP;
  else
    tmp = dvector(0, n - 1);
  for (j = 0; j < n; j++) {
    if (w[j]) {
      double s;
      for (s = 0.0, i = 0; i < m; i++)
        s += b[i] * u[i][j];
      s /= w[j];
      tmp[j] = s;
    } else {
      tmp[j] = 0.0;
    }
  }
  for (j = 0; j < n; j++) {
    double s;
    for (s = 0.0, i = 0; i < n; i++)
      s += v[j][i] * tmp[i];
    x[j] = s;
  }
  if (tmp != TMP)
    free_dvector(tmp, 0, n - 1);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<permute>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L47
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L37
L47:
  movl   $0x0,-0x4(%rbp)
  jmp    L21
L25:
  mov    -0x4(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L17
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L32
L17:
  mov    -0x4(%rbp),%eax
  add    $0x2,%eax
  mov    %eax,%esi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L32:
  addl   $0x1,-0x4(%rbp)
L21:
  mov    -0x4(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L25
L37:
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: label: D23
type: string
name: read_data
arguments: label: D17
type: string

tool: D23: -1

tool: D17: %d 

assistant: ```c
void permute(int n) {
  if (n % 2) {
    printf("-1");
  } else {
    for (int i = 0; i < n; i++) {
      if (i % 2) {
        printf("%d ", i);
      } else {
        printf("%d ", i + 2);
      }
    }
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<permute>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   $0x1,%dil
  jne    L15
  mov    %edi,%ebp
  mov    $0x0,%ebx
  lea    D13(%rip),%r12
  test   %edi,%edi
  jg     L58
  jmp    L28
L15:
  lea    D8(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L28:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L55:
  lea    0x2(%rbx),%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L1:
  add    $0x1,%ebx
  cmp    %ebx,%ebp
  je     L28
L58:
  test   $0x1,%bl
  je     L55
  mov    %ebx,%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L1
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D13
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D8
type_infered: string

tool: D13: %d 

tool: D8: -1

assistant: ```c
void permute(int n) {
  if (n % 2) {
    printf("-1");
  } else {
    for (int i = 0; i < n; i++) {
      if (i % 2) {
        printf("%d ", i);
      } else {
        printf("%d ", i + 2);
      }
    }
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<permute>:
  endbr64
  test   $0x1,%dil
  jne    L0
  push   %r12
  lea    D12(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  xor    %ebx,%ebx
  test   %edi,%edi
  jg     L36
  jmp    L6
  nop
L45:
  mov    %ebx,%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  je     L6
L36:
  test   $0x1,%bl
  jne    L45
  lea    0x2(%rbx),%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  jne    L36
L6:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L0:
  lea    D8(%rip),%rdi
  xor    %eax,%eax
  jmp    1050 <printf@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D12
datatype: string
name: extract_symbolic_data
arguments: data_label: D8
datatype: string

tool: D12: %d 

tool: D8: -1

assistant: ```c
void permute(int n) {
  if (n % 2) {
    printf("-1");
  } else {
    for (int i = 0; i < n; i++) {
      if (i % 2) {
        printf("%d ", i);
      } else {
        printf("%d ", i + 2);
      }
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<permute>:
  endbr64
  test   $0x1,%dil
  jne    L18
  push   %r12
  lea    D12(%rip),%r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  xor    %ebx,%ebx
  test   %edi,%edi
  jg     L12
  jmp    L56
  nop
L35:
  mov    %ebx,%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  je     L56
L12:
  test   $0x1,%bl
  jne    L35
  lea    0x2(%rbx),%esi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,%ebp
  jne    L12
L56:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L18:
  lea    D10(%rip),%rdi
  xor    %eax,%eax
  jmp    1050 <printf@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D12
type: string
name: retrieve_data
arguments: tag: D10
type: string

tool: D12: %d 

tool: D10: -1

assistant: ```c
void permute(int n) {
  if (n % 2) {
    printf("-1");
  } else {
    for (int i = 0; i < n; i++) {
      if (i % 2) {
        printf("%d ", i);
      } else {
        printf("%d ", i + 2);
      }
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strsrch>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%edx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <strnsrch@plt>
  cltq
  leave
  ret
```

assistant: ```c
char *strsrch(s1, s2)
char *s1;
char *s2;
{
  int ls1;
  ls1 = strlen(s1);
  return (strnsrch(s1, s2, ls1));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strsrch>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <strlen@plt>
  mov    %eax,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <strnsrch@plt>
  cltq
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *strsrch(s1, s2)
char *s1;
char *s2;
{
  int ls1;
  ls1 = strlen(s1);
  return (strnsrch(s1, s2, ls1));
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<strsrch>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    %eax,%edx
  xor    %eax,%eax
  call   <strnsrch@plt>
  add    $0x8,%rsp
  cltq
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *strsrch(s1, s2)
char *s1;
char *s2;
{
  int ls1;
  ls1 = strlen(s1);
  return (strnsrch(s1, s2, ls1));
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strsrch>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    %eax,%edx
  xor    %eax,%eax
  call   <strnsrch@plt>
  add    $0x8,%rsp
  cltq
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *strsrch(s1, s2)
char *s1;
char *s2;
{
  int ls1;
  ls1 = strlen(s1);
  return (strnsrch(s1, s2, ls1));
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<bigadd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L18
L10:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  add    %eax,%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  lea    (%rdx,%rax,1),%rsi
  mov    -0x4(%rbp),%ecx
  movslq %ecx,%rax
  imul   $0x66666667,%rax,%rax
  shr    $0x20,%rax
  sar    $0x2,%eax
  mov    %ecx,%edi
  sar    $0x1f,%edi
  sub    %edi,%eax
  mov    %eax,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    %edx,(%rsi)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L18:
  cmpl   $0x3e7,-0xc(%rbp)
  jle    L10
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void bigadd(int *sn, int *n) {
  int i, tmp, c = 0;
  for (i = 0; i < 1000; i++) {
    tmp = sn[i] + n[i] + c;
    sn[i] = tmp % 10;
    c = tmp / 10;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<bigadd>:
  endbr64
  mov    %rdi,%r8
  mov    $0x0,%ecx
  mov    $0x0,%eax
L1:
  mov    (%rsi,%rcx,1),%edx
  add    (%r8,%rcx,1),%edx
  add    %eax,%edx
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %edx,%edi
  sar    $0x1f,%edi
  sub    %edi,%eax
  lea    (%rax,%rax,4),%edi
  add    %edi,%edi
  sub    %edi,%edx
  mov    %edx,(%r8,%rcx,1)
  add    $0x4,%rcx
  cmp    $0xfa0,%rcx
  jne    L1
  ret
```

assistant: ```c
void bigadd(int *sn, int *n) {
  int i, tmp, c = 0;
  for (i = 0; i < 1000; i++) {
    tmp = sn[i] + n[i] + c;
    sn[i] = tmp % 10;
    c = tmp / 10;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<bigadd>:
  endbr64
  mov    %rdi,%r8
  xor    %ecx,%ecx
  xor    %eax,%eax
  nopl   0x0(%rax,%rax,1)
L4:
  mov    (%rsi,%rcx,1),%edx
  add    (%r8,%rcx,1),%edx
  add    %eax,%edx
  movslq %edx,%rax
  mov    %edx,%edi
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%edi
  sar    $0x22,%rax
  sub    %edi,%eax
  lea    (%rax,%rax,4),%edi
  add    %edi,%edi
  sub    %edi,%edx
  mov    %edx,(%r8,%rcx,1)
  add    $0x4,%rcx
  cmp    $0xfa0,%rcx
  jne    L4
  ret
```

assistant: ```c
void bigadd(int *sn, int *n) {
  int i, tmp, c = 0;
  for (i = 0; i < 1000; i++) {
    tmp = sn[i] + n[i] + c;
    sn[i] = tmp % 10;
    c = tmp / 10;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<bigadd>:
  endbr64
  mov    %rdi,%r8
  xor    %ecx,%ecx
  xor    %eax,%eax
  nopl   0x0(%rax,%rax,1)
L7:
  mov    (%rsi,%rcx,1),%edx
  add    (%r8,%rcx,1),%edx
  add    %eax,%edx
  movslq %edx,%rax
  mov    %edx,%edi
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%edi
  sar    $0x22,%rax
  sub    %edi,%eax
  lea    (%rax,%rax,4),%edi
  add    %edi,%edi
  sub    %edi,%edx
  mov    %edx,(%r8,%rcx,1)
  add    $0x4,%rcx
  cmp    $0xfa0,%rcx
  jne    L7
  ret
```

assistant: ```c
void bigadd(int *sn, int *n) {
  int i, tmp, c = 0;
  for (i = 0; i < 1000; i++) {
    tmp = sn[i] + n[i] + c;
    sn[i] = tmp % 10;
    c = tmp / 10;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<IntFromHex>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,-0xc(%rbp)
  cmpl   $0x2f,-0xc(%rbp)
  jle    L146
  cmpl   $0x39,-0xc(%rbp)
  jg     L146
  subl   $0x30,-0xc(%rbp)
  jmp    L93
L146:
  cmpl   $0x60,-0xc(%rbp)
  jle    L143
  cmpl   $0x66,-0xc(%rbp)
  jg     L143
  subl   $0x57,-0xc(%rbp)
  jmp    L93
L143:
  cmpl   $0x40,-0xc(%rbp)
  jle    L93
  cmpl   $0x46,-0xc(%rbp)
  jg     L93
  subl   $0x37,-0xc(%rbp)
L93:
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,-0x8(%rbp)
  cmpl   $0x2f,-0x8(%rbp)
  jle    L150
  cmpl   $0x39,-0x8(%rbp)
  jg     L150
  subl   $0x30,-0x8(%rbp)
  jmp    L55
L150:
  cmpl   $0x60,-0x8(%rbp)
  jle    L48
  cmpl   $0x66,-0x8(%rbp)
  jg     L48
  subl   $0x57,-0x8(%rbp)
  jmp    L55
L48:
  cmpl   $0x40,-0x8(%rbp)
  jle    L55
  cmpl   $0x46,-0x8(%rbp)
  jg     L55
  subl   $0x37,-0x8(%rbp)
L55:
  mov    -0xc(%rbp),%eax
  shl    $0x4,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int IntFromHex(char *pChars) {
  int Hi;
  int Lo;
  int Result;
  Hi = pChars[0];
  if ('0' <= Hi && Hi <= '9') {
    Hi -= '0';
  } else if ('a' <= Hi && Hi <= 'f') {
    Hi -= ('a' - 10);
  } else if ('A' <= Hi && Hi <= 'F') {
    Hi -= ('A' - 10);
  }
  Lo = pChars[1];
  if ('0' <= Lo && Lo <= '9') {
    Lo -= '0';
  } else if ('a' <= Lo && Lo <= 'f') {
    Lo -= ('a' - 10);
  } else if ('A' <= Lo && Lo <= 'F') {
    Lo -= ('A' - 10);
  }
  Result = Lo + (16 * Hi);
  return (Result);
}
```