ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请从给定的汇编指令推导出C源代码：

```asm
<bewrite32>:
  endbr64
  sub    $0x18,%rsp
  bswap  %esi
  mov    $0x4,%edx
  mov    %esi,0xc(%rsp)
  lea    0xc(%rsp),%rsi
  call   <write@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int bewrite32(int fd, int c) {
  int r;
  do {
    int __feh = c;
    if (!1)
      c = c;
    else
      c = ((((__feh)&0xff000000) >> 24) | (((__feh)&0x00ff0000) >> 8) | (((__feh)&0x0000ff00) << 8) | (((__feh)&0x000000ff) << 24));
  } while (0);
  r = write(fd, &c, 4);
  return r;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<bewrite32>:
  endbr64
  sub    $0x18,%rsp
  bswap  %esi
  mov    $0x4,%edx
  mov    %esi,0xc(%rsp)
  lea    0xc(%rsp),%rsi
  call   <write@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int bewrite32(int fd, int c) {
  int r;
  do {
    int __feh = c;
    if (!1)
      c = c;
    else
      c = ((((__feh)&0xff000000) >> 24) | (((__feh)&0x00ff0000) >> 8) | (((__feh)&0x0000ff00) << 8) | (((__feh)&0x000000ff) << 24));
  } while (0);
  r = write(fd, &c, 4);
  return r;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<Clamp0To2047>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jns    L28
  mov    $0x0,%eax
  jmp    L15
L28:
  cmpl   $0x7ff,-0x4(%rbp)
  jle    L13
  mov    $0x7ff,%eax
  jmp    L15
L13:
  mov    -0x4(%rbp),%eax
L15:
  pop    %rbp
  ret
```

assistant: ```c
__attribute__((always_)) int Clamp0To2047(int x) {
  if (x < 0)
    return 0;
  if (x > 2047)
    return 2047;
  return x;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<Clamp0To2047>:
  endbr64
  mov    $0x7ff,%eax
  cmp    %eax,%edi
  cmovle %edi,%eax
  test   %eax,%eax
  mov    $0x0,%edx
  cmovs  %edx,%eax
  ret
```

assistant: ```c
__attribute__((always_)) int Clamp0To2047(int x) {
  if (x < 0)
    return 0;
  if (x > 2047)
    return 2047;
  return x;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<Clamp0To2047>:
  endbr64
  mov    $0x7ff,%eax
  cmp    %eax,%edi
  cmovle %edi,%eax
  xor    %edx,%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  ret
```

assistant: ```c
__attribute__((always_)) int Clamp0To2047(int x) {
  if (x < 0)
    return 0;
  if (x > 2047)
    return 2047;
  return x;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Clamp0To2047>:
  endbr64
  mov    $0x7ff,%eax
  cmp    %eax,%edi
  cmovle %edi,%eax
  xor    %edx,%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  ret
```

assistant: ```c
__attribute__((always_)) int Clamp0To2047(int x) {
  if (x < 0)
    return 0;
  if (x > 2047)
    return 2047;
  return x;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <hier@plt>
  mov    $0x0,%edi
  call   <_exit@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void main() {
  hier();
  _exit(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
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <hier@plt>
  mov    $0x0,%edi
  call   <_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void main() {
  hier();
  _exit(0);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <hier@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    1060 <_exit@plt>
```

assistant: ```c
void main() {
  hier();
  _exit(0);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <hier@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    1060 <_exit@plt>
```

assistant: ```c
void main() {
  hier();
  _exit(0);
}
```
user: What is the c source code of the assembly code below:

```asm
<free_strings>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L12
L6:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <free@plt>
  addq   $0x1,-0x8(%rbp)
L12:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L6
  nop
  nop
  leave
  ret
```

assistant: ```c
void free_strings(char *array[], size_t len) {
  size_t i;
  for (i = 0; i < len; i++) {
    free(array[i]);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<free_strings>:
  endbr64
  test   %rsi,%rsi
  je     L13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    $0x0,%ebx
L6:
  mov    (%r12,%rbx,8),%rdi
  call   <free@plt>
  add    $0x1,%rbx
  cmp    %rbx,%rbp
  jne    L6
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L13:
  ret
```

assistant: ```c
void free_strings(char *array[], size_t len) {
  size_t i;
  for (i = 0; i < len; i++) {
    free(array[i]);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<free_strings>:
  endbr64
  test   %rsi,%rsi
  je     L18
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   (%rax)
L14:
  mov    (%r12,%rbx,8),%rdi
  add    $0x1,%rbx
  call   <free@plt>
  cmp    %rbx,%rbp
  jne    L14
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L18:
  ret
```

assistant: ```c
void free_strings(char *array[], size_t len) {
  size_t i;
  for (i = 0; i < len; i++) {
    free(array[i]);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<free_strings>:
  endbr64
  test   %rsi,%rsi
  je     L4
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   (%rax)
L8:
  mov    (%r12,%rbx,8),%rdi
  add    $0x1,%rbx
  call   <free@plt>
  cmp    %rbx,%rbp
  jne    L8
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L4:
  ret
```

assistant: ```c
void free_strings(char *array[], size_t len) {
  size_t i;
  for (i = 0; i < len; i++) {
    free(array[i]);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088>:
  endbr64
  cmp    $0x3,%dl
  je     L8
  ret
L8:
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  lea    0x79e8(%rdi),%rbp
  mov    0xc6f4(%rdi),%edx
  mov    0x4828(%rdi),%rsi
  mov    0x7a20(%rdi),%rax
  mov    0x38(%rax),%rdi
  call   <memcpy@plt>
  mov    0xc6f4(%rbx),%edx
  mov    $0x64,%ecx
  mov    $0x0,%esi
  mov    %rbp,%rdi
  call   <xsi_driver_first_trans_delta@plt>
  mov    $0x64,%edx
  mov    $0x64,%esi
  mov    %rbp,%rdi
  call   <xsi_driver_intertial_reject@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088(char *t0, char *t1, unsigned char t2) {
  char t4[8];
  char *t5;
  unsigned char t6;
  char *t7;
  char *t8;
  char *t9;
  char *t10;
  char *t11;
  char *t12;
  char *t13;
  char *t14;
  unsigned int t15;
  char *t16;
  char *t17;
  unsigned int t18;
  unsigned int t19;
  char *t20;
LAB0:
  t5 = (t4 + 4U);
  *((unsigned char *)t5) = t2;
  t6 = (t2 == (unsigned char)3);
  if (t6 != 0)
    goto LAB2;
LAB4:
LAB3:
LAB1:
  return;
LAB2:
  t7 = (t0 + 18472U);
  t8 = *((char **)t7);
  t7 = (t0 + 31208);
  t9 = (t7 + 56U);
  t10 = *((char **)t9);
  t11 = (t10 + 56U);
  t12 = *((char **)t11);
  t13 = (t0 + 50920U);
  t14 = (t13 + 12U);
  t15 = *((unsigned int *)t14);
  t15 = (t15 * 1U);
  memcpy(t12, t8, t15);
  t16 = (t0 + 50920U);
  t17 = (t16 + 12U);
  t18 = *((unsigned int *)t17);
  t19 = (1U * t18);
  xsi_driver_first_trans_delta(t7, 0U, t19, 100LL);
  t20 = (t0 + 31208);
  xsi_driver_intertial_reject(t20, 100LL, 100LL);
  goto LAB3;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088>:
  endbr64
  cmp    $0x3,%dl
  je     L1
  ret
  nopw   0x0(%rax,%rax,1)
L1:
  push   %rbp
  lea    0x79e8(%rdi),%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  mov    0x7a20(%rdi),%rax
  mov    0xc6f4(%rdi),%edx
  mov    0x4828(%rdi),%rsi
  mov    0x38(%rax),%rdi
  call   <memcpy@plt>
  mov    0xc6f4(%rbx),%edx
  mov    %rbp,%rdi
  xor    %esi,%esi
  mov    $0x64,%ecx
  call   <xsi_driver_first_trans_delta@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  mov    $0x64,%edx
  pop    %rbx
  mov    $0x64,%esi
  pop    %rbp
  jmp    1090 <xsi_driver_intertial_reject@plt>
```

assistant: ```c
void xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088(char *t0, char *t1, unsigned char t2) {
  char t4[8];
  char *t5;
  unsigned char t6;
  char *t7;
  char *t8;
  char *t9;
  char *t10;
  char *t11;
  char *t12;
  char *t13;
  char *t14;
  unsigned int t15;
  char *t16;
  char *t17;
  unsigned int t18;
  unsigned int t19;
  char *t20;
LAB0:
  t5 = (t4 + 4U);
  *((unsigned char *)t5) = t2;
  t6 = (t2 == (unsigned char)3);
  if (t6 != 0)
    goto LAB2;
LAB4:
LAB3:
LAB1:
  return;
LAB2:
  t7 = (t0 + 18472U);
  t8 = *((char **)t7);
  t7 = (t0 + 31208);
  t9 = (t7 + 56U);
  t10 = *((char **)t9);
  t11 = (t10 + 56U);
  t12 = *((char **)t11);
  t13 = (t0 + 50920U);
  t14 = (t13 + 12U);
  t15 = *((unsigned int *)t14);
  t15 = (t15 * 1U);
  memcpy(t12, t8, t15);
  t16 = (t0 + 50920U);
  t17 = (t16 + 12U);
  t18 = *((unsigned int *)t17);
  t19 = (1U * t18);
  xsi_driver_first_trans_delta(t7, 0U, t19, 100LL);
  t20 = (t0 + 31208);
  xsi_driver_intertial_reject(t20, 100LL, 100LL);
  goto LAB3;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088>:
  endbr64
  cmp    $0x3,%dl
  je     L6
  ret
  nopw   0x0(%rax,%rax,1)
L6:
  push   %rbp
  lea    0x79e8(%rdi),%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  mov    0x7a20(%rdi),%rax
  mov    0xc6f4(%rdi),%edx
  mov    0x4828(%rdi),%rsi
  mov    0x38(%rax),%rdi
  call   <memcpy@plt>
  mov    0xc6f4(%rbx),%edx
  mov    %rbp,%rdi
  xor    %esi,%esi
  mov    $0x64,%ecx
  call   <xsi_driver_first_trans_delta@plt>
  add    $0x8,%rsp
  mov    %rbp,%rdi
  mov    $0x64,%edx
  pop    %rbx
  mov    $0x64,%esi
  pop    %rbp
  jmp    1090 <xsi_driver_intertial_reject@plt>
```

assistant: ```c
void xilinxcorelib_a_2866867632_0543512595_sub_4127059632_1984854088(char *t0, char *t1, unsigned char t2) {
  char t4[8];
  char *t5;
  unsigned char t6;
  char *t7;
  char *t8;
  char *t9;
  char *t10;
  char *t11;
  char *t12;
  char *t13;
  char *t14;
  unsigned int t15;
  char *t16;
  char *t17;
  unsigned int t18;
  unsigned int t19;
  char *t20;
LAB0:
  t5 = (t4 + 4U);
  *((unsigned char *)t5) = t2;
  t6 = (t2 == (unsigned char)3);
  if (t6 != 0)
    goto LAB2;
LAB4:
LAB3:
LAB1:
  return;
LAB2:
  t7 = (t0 + 18472U);
  t8 = *((char **)t7);
  t7 = (t0 + 31208);
  t9 = (t7 + 56U);
  t10 = *((char **)t9);
  t11 = (t10 + 56U);
  t12 = *((char **)t11);
  t13 = (t0 + 50920U);
  t14 = (t13 + 12U);
  t15 = *((unsigned int *)t14);
  t15 = (t15 * 1U);
  memcpy(t12, t8, t15);
  t16 = (t0 + 50920U);
  t17 = (t16 + 12U);
  t18 = *((unsigned int *)t17);
  t19 = (1U * t18);
  xsi_driver_first_trans_delta(t7, 0U, t19, 100LL);
  t20 = (t0 + 31208);
  xsi_driver_intertial_reject(t20, 100LL, 100LL);
  goto LAB3;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<mtx_3x3mult>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L9
L16:
  movl   $0x0,-0x8(%rbp)
  jmp    L43
L26:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%eax
  cltq
  pxor   %xmm0,%xmm0
  movsd  %xmm0,(%rdx,%rax,8)
  movl   $0x0,-0x4(%rbp)
  jmp    L45
L12:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%eax
  cltq
  movsd  (%rdx,%rax,8),%xmm1
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  cltq
  movsd  (%rdx,%rax,8),%xmm2
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%eax
  cltq
  movsd  (%rdx,%rax,8),%xmm0
  mulsd  %xmm2,%xmm0
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  addsd  %xmm1,%xmm0
  mov    -0x8(%rbp),%eax
  cltq
  movsd  %xmm0,(%rdx,%rax,8)
  addl   $0x1,-0x4(%rbp)
L45:
  cmpl   $0x2,-0x4(%rbp)
  jle    L12
  addl   $0x1,-0x8(%rbp)
L43:
  cmpl   $0x2,-0x8(%rbp)
  jle    L26
  addl   $0x1,-0xc(%rbp)
L9:
  cmpl   $0x2,-0xc(%rbp)
  jle    L16
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void mtx_3x3mult(double out[3][3], double m1[3][3], double m2[3][3]) {
  int i, j, k;
  for (i = 0; i < 3; ++i)
    for (j = 0; j < 3; ++j) {
      out[i][j] = 0.;
      for (k = 0; k < 3; ++k)
        out[i][j] += m1[i][k] * m2[k][j];
    }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<mtx_3x3mult>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rsi,%r11
  lea    0x18(%rsi),%r10
  lea    0x60(%rsi),%rbp
  lea    0x18(%rdx),%rbx
  jmp    L14
L10:
  add    $0x8,%r8
  add    $0x8,%r9
  cmp    %rbx,%r9
  je     L45
L28:
  mov    %r8,%rsi
  movq   $0x0,(%r8)
  mov    %r9,%rcx
  mov    %r11,%rax
L44:
  movsd  (%rax),%xmm0
  mulsd  (%rcx),%xmm0
  addsd  (%rsi),%xmm0
  movsd  %xmm0,(%rsi)
  add    $0x8,%rax
  add    $0x18,%rcx
  cmp    %r10,%rax
  jne    L44
  jmp    L10
L45:
  add    $0x18,%r11
  add    $0x18,%r10
  add    $0x18,%rdi
  cmp    %rbp,%r10
  je     L0
L14:
  mov    %rdx,%r9
  mov    %rdi,%r8
  jmp    L28
L0:
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void mtx_3x3mult(double out[3][3], double m1[3][3], double m2[3][3]) {
  int i, j, k;
  for (i = 0; i < 3; ++i)
    for (j = 0; j < 3; ++j) {
      out[i][j] = 0.;
      for (k = 0; k < 3; ++k)
        out[i][j] += m1[i][k] * m2[k][j];
    }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<mtx_3x3mult>:
  endbr64
  push   %rbx
  lea    0x18(%rsi),%r10
  lea    0x60(%rsi),%rbx
  pxor   %xmm2,%xmm2
  lea    0x18(%rdx),%r11
L14:
  mov    %rdx,%r9
  mov    %rdi,%r8
L9:
  movq   $0x0,(%r8)
  mov    %r9,%rcx
  mov    %rsi,%rax
  movapd %xmm2,%xmm1
L12:
  movsd  (%rax),%xmm0
  mulsd  (%rcx),%xmm0
  add    $0x8,%rax
  add    $0x18,%rcx
  addsd  %xmm0,%xmm1
  movsd  %xmm1,(%r8)
  cmp    %r10,%rax
  jne    L12
  add    $0x8,%r9
  add    $0x8,%r8
  cmp    %r11,%r9
  jne    L9
  lea    0x18(%rax),%r10
  add    $0x18,%rsi
  add    $0x18,%rdi
  cmp    %rbx,%r10
  jne    L14
  pop    %rbx
  ret
```

assistant: ```c
void mtx_3x3mult(double out[3][3], double m1[3][3], double m2[3][3]) {
  int i, j, k;
  for (i = 0; i < 3; ++i)
    for (j = 0; j < 3; ++j) {
      out[i][j] = 0.;
      for (k = 0; k < 3; ++k)
        out[i][j] += m1[i][k] * m2[k][j];
    }
}
```
user: What is the c source code of the assembly code below:

```asm
<Shuffle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <GenExchangeTable@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  sub    $0x1,%rax
  mov    %rax,-0x18(%rbp)
  jmp    L12
L15:
  mov    -0x30(%rbp),%rax
  sub    -0x18(%rbp),%rax
  sub    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x28(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x19(%rbp)
  mov    -0x28(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    -0x28(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  mov    -0x28(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x19(%rbp),%eax
  mov    %al,(%rdx)
  subq   $0x1,-0x18(%rbp)
L12:
  cmpq   $0x0,-0x18(%rbp)
  jne    L15
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

assistant: ```c
void Shuffle(char *data, size_t len) {
  size_t *exTable = GenExchangeTable(len);
  for (size_t i = len - 1; i > 0; i--) {
    size_t n = exTable[len - 1 - i];
    char tmp = data[i];
    data[i] = data[n];
    data[n] = tmp;
  }
  free(exTable);
}
```
user: What is the c source code of the assembly code below:

```asm
<Shuffle>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rsi,%rdi
  call   <GenExchangeTable@plt>
  mov    %rax,%rdi
  sub    $0x1,%rbx
  je     L19
  mov    %rax,%rcx
  lea    0x0(%rbp,%rbx,1),%rdx
L8:
  movzbl (%rdx),%r8d
  mov    %rbp,%rsi
  add    (%rcx),%rsi
  movzbl (%rsi),%r9d
  mov    %r9b,(%rdx)
  mov    %r8b,(%rsi)
  add    $0x8,%rcx
  sub    $0x1,%rdx
  cmp    %rbp,%rdx
  jne    L8
L19:
  call   <free@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void Shuffle(char *data, size_t len) {
  size_t *exTable = GenExchangeTable(len);
  for (size_t i = len - 1; i > 0; i--) {
    size_t n = exTable[len - 1 - i];
    char tmp = data[i];
    data[i] = data[n];
    data[n] = tmp;
  }
  free(exTable);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<Shuffle>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  sub    $0x8,%rsp
  call   <GenExchangeTable@plt>
  sub    $0x1,%rbp
  mov    %rax,%rdi
  lea    (%rbx,%rbp,1),%rdx
  mov    %rax,%rcx
  je     L7
  nopl   0x0(%rax,%rax,1)
L11:
  mov    (%rcx),%rsi
  movzbl (%rdx),%r8d
  sub    $0x1,%rdx
  add    $0x8,%rcx
  add    %rbx,%rsi
  movzbl (%rsi),%r9d
  mov    %r9b,0x1(%rdx)
  mov    %r8b,(%rsi)
  cmp    %rbx,%rdx
  jne    L11
L7:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  jmp    1060 <free@plt>
```

assistant: ```c
void Shuffle(char *data, size_t len) {
  size_t *exTable = GenExchangeTable(len);
  for (size_t i = len - 1; i > 0; i--) {
    size_t n = exTable[len - 1 - i];
    char tmp = data[i];
    data[i] = data[n];
    data[n] = tmp;
  }
  free(exTable);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<Shuffle>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  sub    $0x8,%rsp
  call   <GenExchangeTable@plt>
  sub    $0x1,%rbp
  mov    %rax,%rdi
  lea    (%rbx,%rbp,1),%rdx
  mov    %rax,%rcx
  je     L9
  nopl   0x0(%rax,%rax,1)
L2:
  mov    (%rcx),%rsi
  movzbl (%rdx),%r8d
  sub    $0x1,%rdx
  add    $0x8,%rcx
  add    %rbx,%rsi
  movzbl (%rsi),%r9d
  mov    %r9b,0x1(%rdx)
  mov    %r8b,(%rsi)
  cmp    %rdx,%rbx
  jne    L2
L9:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  jmp    1060 <free@plt>
```

assistant: ```c
void Shuffle(char *data, size_t len) {
  size_t *exTable = GenExchangeTable(len);
  for (size_t i = len - 1; i > 0; i--) {
    size_t n = exTable[len - 1 - i];
    char tmp = data[i];
    data[i] = data[n];
    data[n] = tmp;
  }
  free(exTable);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<HammingDistance>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L15
  cmpq   $0x0,-0x20(%rbp)
  jne    L44
L15:
  mov    $0xffffffff,%eax
  jmp    L22
L44:
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %eax,-0x4(%rbp)
  je     L9
  mov    $0xffffffff,%eax
  jmp    L22
L9:
  movl   $0x0,-0xc(%rbp)
  jmp    L69
L0:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0xc(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L34
  addl   $0x1,-0x8(%rbp)
L34:
  addl   $0x1,-0xc(%rbp)
L69:
  mov    -0xc(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jl     L0
  mov    -0x8(%rbp),%eax
L22:
  leave
  ret
```

assistant: ```c
int HammingDistance(char *str1, char *str2) {
  int i;
  int dist = 0;
  int LEN = strlen(str1);
  if (str1 == NULL || str2 == NULL) {
    return -1;
  }
  if (LEN != strlen(str2)) {
    return -1;
  }
  for (i = 0; i < LEN; i++) {
    if (str1[i] != str2[i]) {
      dist++;
    }
  }
  return dist;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<HammingDistance>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <strlen@plt>
  test   %rbx,%rbx
  je     L79
  mov    %eax,%r12d
  test   %rbp,%rbp
  je     L79
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    %r12d,%eax
  jne    L39
  test   %r12d,%r12d
  jle    L86
  lea    -0x1(%r12),%esi
  mov    $0x0,%eax
  mov    $0x0,%edx
  jmp    L54
L65:
  mov    %rcx,%rax
L54:
  movzbl 0x0(%rbp,%rax,1),%edi
  cmp    %dil,(%rbx,%rax,1)
  setne  %cl
  movzbl %cl,%ecx
  add    %ecx,%edx
  lea    0x1(%rax),%rcx
  cmp    %rsi,%rax
  jne    L65
L81:
  mov    %edx,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L79:
  mov    $0xffffffff,%edx
  jmp    L81
L39:
  mov    $0xffffffff,%edx
  jmp    L81
L86:
  mov    $0x0,%edx
  jmp    L81
```

assistant: ```c
int HammingDistance(char *str1, char *str2) {
  int i;
  int dist = 0;
  int LEN = strlen(str1);
  if (str1 == NULL || str2 == NULL) {
    return -1;
  }
  if (LEN != strlen(str2)) {
    return -1;
  }
  for (i = 0; i < LEN; i++) {
    if (str1[i] != str2[i]) {
      dist++;
    }
  }
  return dist;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<HammingDistance>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  call   <strlen@plt>
  test   %rbx,%rbx
  je     L30
  test   %rbp,%rbp
  je     L30
  mov    %rbp,%rdi
  mov    %eax,%r12d
  call   <strlen@plt>
  cmp    %r12d,%eax
  jne    L30
  test   %eax,%eax
  jle    L50
  movslq %eax,%rdi
  xor    %edx,%edx
  xor    %eax,%eax
  nopl   0x0(%rax,%rax,1)
L9:
  movzbl 0x0(%rbp,%rdx,1),%esi
  xor    %ecx,%ecx
  cmp    %sil,(%rbx,%rdx,1)
  setne  %cl
  add    $0x1,%rdx
  add    %ecx,%eax
  cmp    %rdi,%rdx
  jne    L9
L47:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L50:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L30:
  mov    $0xffffffff,%eax
  jmp    L47
```

assistant: ```c
int HammingDistance(char *str1, char *str2) {
  int i;
  int dist = 0;
  int LEN = strlen(str1);
  if (str1 == NULL || str2 == NULL) {
    return -1;
  }
  if (LEN != strlen(str2)) {
    return -1;
  }
  for (i = 0; i < LEN; i++) {
    if (str1[i] != str2[i]) {
      dist++;
    }
  }
  return dist;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<dbcmp_len>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L25
L28:
  addl   $0x1,-0x4(%rbp)
L25:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L7
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L7
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L28
L7:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L38
  movl   $0xfffffffd,-0x4(%rbp)
L38:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int dbcmp_len(char *search, char *database) {
  int i;
  i = 0;
  while (search[i] && database[i] && (search[i] == database[i]))
    i++;
  if (database[i])
    i = -3;
  return i;
}
```