ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的：

```asm
<memcmp16>:
  endbr64
  cmp    $0x7,%rdx
  jbe    L31
  sub    $0x8,%rdx
  shr    $0x3,%rdx
  lea    0x8(,%rdx,8),%r8
  xor    %edx,%edx
  jmp    L11
  xchg   %ax,%ax
L2:
  add    $0x8,%rdx
  cmp    %rdx,%r8
  je     L31
L11:
  mov    (%rdi,%rdx,1),%rax
  mov    (%rsi,%rdx,1),%rcx
  cmp    %rcx,%rax
  je     L2
  sub    %ecx,%eax
  ret
  nopl   0x0(%rax)
L31:
  xor    %eax,%eax
  ret
```

assistant: ```c
int memcmp16(const void *m1, const void *m2, size_t n) {
  const uint16_t *im1 = (const uint16_t *)m1;
  const uint16_t *im2 = (const uint16_t *)m2;
  const uint8_t *cm1;
  const uint8_t *cm2;
  for (; n >= sizeof(uint16_t); n -= sizeof(uint16_t)) {
    if (*im1 != *im2) {
      cm1 = (const uint8_t *)im1;
      cm2 = (const uint8_t *)im2;
      do {
        if (cm1[0] != cm2[0])
          return (cm1[0] - cm2[0]);
        if (cm1[1] != cm2[1])
          return (cm1[1] - cm2[1]);
      } while (0);
    }
    im1++;
    im2++;
  }
  return (0);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<randomcase_buf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %rsi,-0x50(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  cmpq   $0x0,-0x50(%rbp)
  jne    L87
  mov    %rbx,%rsp
  jmp    L3
L87:
  mov    -0x50(%rbp),%rax
  shr    $0x3,%rax
  mov    %rax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x28(%rbp)
  mov    %rax,%r10
  mov    $0x0,%r11d
  mov    %rax,%r8
  mov    $0x0,%r9d
  mov    $0x10,%edx
  sub    $0x1,%rdx
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L0:
  cmp    %rdx,%rsp
  je     L116
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L0
L116:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L57
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L57:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x20(%rbp)
  movl   $0x0,-0x34(%rbp)
  mov    -0x50(%rbp),%rax
  add    $0x7,%rax
  shr    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <arc4random_buf@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x30(%rbp)
  jmp    L118
L108:
  mov    -0x48(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <isalpha@plt>
  test   %rax,%rax
  je     L70
  mov    -0x30(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x34(%rbp),%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L94
  mov    -0x48(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <toupper@plt>
  jmp    L13
L94:
  mov    -0x48(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <tolower@plt>
L13:
  mov    -0x48(%rbp),%rdx
  mov    %al,(%rdx)
L70:
  addq   $0x1,-0x48(%rbp)
  addl   $0x1,-0x34(%rbp)
  cmpl   $0x8,-0x34(%rbp)
  jne    L118
  addq   $0x1,-0x30(%rbp)
  movl   $0x0,-0x34(%rbp)
L118:
  mov    -0x48(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L108
  mov    %rbx,%rsp
L3:
  mov    -0x18(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L46
  call   <__stack_chk_fail@plt>
L46:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void randomcase_buf(unsigned char *arr, size_t length) {
  if (length < 1) {
    return;
  }
  unsigned char bits[length / 8], *b;
  u_int i = 0;
  arc4random_buf(bits, (length + 7) / 8);
  b = bits;
  while (*arr) {
    if (isalpha(*arr)) {
      *arr = (*b & (1 << i)) ? toupper(*arr) : tolower(*arr);
    }
    arr++;
    i++;
    if (i == 8) {
      b++;
      i = 0;
    }
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<randomcase_buf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  mov    %rsp,%r14
  test   %rsi,%rsi
  jne    L65
  mov    %r14,%rsp
L103:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  lea    -0x20(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %rbp
  ret
L65:
  mov    %rdi,%rbx
  mov    %rsi,%rax
  shr    $0x3,%rax
  add    $0xf,%rax
  shr    $0x4,%rax
  shl    $0x4,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L21:
  cmp    %rdx,%rsp
  je     L102
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L21
L102:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L54
  orq    $0x0,-0x8(%rsp,%rdx,1)
L54:
  mov    %rsp,%r13
  add    $0x7,%rsi
  shr    $0x3,%rsi
  mov    %rsp,%rdi
  call   <arc4random_buf@plt>
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L123
  mov    $0x0,%r12d
  jmp    L122
L120:
  movzbl (%rbx),%edi
  call   <tolower@plt>
L29:
  mov    %al,(%rbx)
L139:
  add    $0x1,%rbx
  add    $0x1,%r12d
  cmp    $0x8,%r12d
  je     L61
L131:
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L123
L122:
  movzbl %dil,%edi
  call   <isalpha@plt>
  test   %rax,%rax
  je     L139
  movzbl 0x0(%r13),%eax
  bt     %r12d,%eax
  jae    L120
  movzbl (%rbx),%edi
  call   <toupper@plt>
  jmp    L29
L61:
  add    $0x1,%r13
  mov    $0x0,%r12d
  jmp    L131
L123:
  mov    %r14,%rsp
  jmp    L103
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void randomcase_buf(unsigned char *arr, size_t length) {
  if (length < 1) {
    return;
  }
  unsigned char bits[length / 8], *b;
  u_int i = 0;
  arc4random_buf(bits, (length + 7) / 8);
  b = bits;
  while (*arr) {
    if (isalpha(*arr)) {
      *arr = (*b & (1 << i)) ? toupper(*arr) : tolower(*arr);
    }
    arr++;
    i++;
    if (i == 8) {
      b++;
      i = 0;
    }
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<randomcase_buf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  test   %rsi,%rsi
  jne    L85
L15:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L28
  lea    -0x20(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L85:
  mov    %rsi,%rax
  mov    %rsp,%rdx
  mov    %rdi,%rbx
  mov    %rsp,%r13
  shr    $0x3,%rax
  add    $0xf,%rax
  shr    $0x4,%rax
  shl    $0x4,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  sub    %rcx,%rdx
  cmp    %rdx,%rsp
  je     L70
L99:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L99
L70:
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L94
  orq    $0x0,-0x8(%rsp,%rax,1)
L94:
  add    $0x7,%rsi
  mov    %rsp,%rdi
  mov    %rsp,%r12
  xor    %r14d,%r14d
  shr    $0x3,%rsi
  call   <arc4random_buf@plt>
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L6
  nopl   0x0(%rax)
L71:
  call   <isalpha@plt>
  test   %rax,%rax
  je     L81
  movzbl (%r12),%eax
  movzbl (%rbx),%edi
  bt     %r14d,%eax
  jae    L32
  call   <toupper@plt>
L1:
  mov    %al,(%rbx)
L81:
  add    $0x1,%r14d
  add    $0x1,%rbx
  cmp    $0x8,%r14d
  jne    L61
  add    $0x1,%r12
  xor    %r14d,%r14d
L61:
  movzbl (%rbx),%edi
  test   %dil,%dil
  jne    L71
L6:
  mov    %r13,%rsp
  jmp    L15
  nopl   0x0(%rax)
L32:
  call   <tolower@plt>
  jmp    L1
L28:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void randomcase_buf(unsigned char *arr, size_t length) {
  if (length < 1) {
    return;
  }
  unsigned char bits[length / 8], *b;
  u_int i = 0;
  arc4random_buf(bits, (length + 7) / 8);
  b = bits;
  while (*arr) {
    if (isalpha(*arr)) {
      *arr = (*b & (1 << i)) ? toupper(*arr) : tolower(*arr);
    }
    arr++;
    i++;
    if (i == 8) {
      b++;
      i = 0;
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<randomcase_buf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  test   %rsi,%rsi
  jne    L44
L23:
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L29
  lea    -0x20(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L44:
  mov    %rsi,%rax
  mov    %rsp,%rdx
  mov    %rdi,%rbx
  mov    %rsp,%r13
  shr    $0x3,%rax
  add    $0xf,%rax
  shr    $0x4,%rax
  shl    $0x4,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  sub    %rcx,%rdx
  cmp    %rdx,%rsp
  je     L58
L78:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L78
L58:
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L104
  orq    $0x0,-0x8(%rsp,%rax,1)
L104:
  add    $0x7,%rsi
  mov    %rsp,%rdi
  mov    %rsp,%r12
  xor    %r14d,%r14d
  shr    $0x3,%rsi
  call   <arc4random_buf@plt>
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L7
  nopl   0x0(%rax)
L20:
  call   <isalpha@plt>
  test   %rax,%rax
  je     L22
  movzbl (%r12),%eax
  movzbl (%rbx),%edi
  bt     %r14d,%eax
  jae    L100
  call   <toupper@plt>
L103:
  mov    %al,(%rbx)
L22:
  add    $0x1,%r14d
  add    $0x1,%rbx
  cmp    $0x8,%r14d
  jne    L105
  add    $0x1,%r12
  xor    %r14d,%r14d
L105:
  movzbl (%rbx),%edi
  test   %dil,%dil
  jne    L20
L7:
  mov    %r13,%rsp
  jmp    L23
  nopl   0x0(%rax)
L100:
  call   <tolower@plt>
  jmp    L103
L29:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void randomcase_buf(unsigned char *arr, size_t length) {
  if (length < 1) {
    return;
  }
  unsigned char bits[length / 8], *b;
  u_int i = 0;
  arc4random_buf(bits, (length + 7) / 8);
  b = bits;
  while (*arr) {
    if (isalpha(*arr)) {
      *arr = (*b & (1 << i)) ? toupper(*arr) : tolower(*arr);
    }
    arr++;
    i++;
    if (i == 8) {
      b++;
      i = 0;
    }
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<standard_test>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,%ebx
  mov    %esi,%r12d
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edi,%rdx
  lea    0xf(,%rdx,4),%rax
  mov    %rax,%rsi
  and    $0xfffffffffffffff0,%rsi
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rcx
  sub    %rax,%rcx
L74:
  cmp    %rcx,%rsp
  je     L5
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L74
L5:
  mov    %rsi,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L8
  orq    $0x0,-0x8(%rsp,%rax,1)
L8:
  mov    %rsp,%r13
  mov    %ebx,%eax
  imul   %r12d,%eax
  cltq
  lea    0xf(,%rax,8),%rax
  mov    %rax,%rsi
  and    $0xfffffffffffffff0,%rsi
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rcx
  sub    %rax,%rcx
L13:
  cmp    %rcx,%rsp
  je     L59
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L13
L59:
  mov    %rsi,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L82
  orq    $0x0,-0x8(%rsp,%rax,1)
L82:
  mov    %rsp,%r14
  lea    0xf(,%rdx,8),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L52:
  cmp    %rdx,%rsp
  je     L53
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L52
L53:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L47
  orq    $0x0,-0x8(%rsp,%rax,1)
L47:
  mov    %rsp,%r15
  mov    %r15,%r8
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12d,%esi
  mov    %ebx,%edi
  call   <standard_generate@plt>
  mov    %r15,%r8
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12d,%esi
  mov    %ebx,%edi
  call   <standard_operate@plt>
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L30
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L30:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void standard_test(int nbt, int dim) {
  int wind[nbt];
  double dir[nbt * dim];
  double err[nbt];
  standard_generate(nbt, dim, wind, dir, err);
  standard_operate(nbt, dim, wind, dir, err);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<standard_test>:
  endbr64
  push   %rbp
  movslq %edi,%rcx
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  mov    %esi,%r13d
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  lea    0xf(,%rcx,4),%rax
  mov    %rsp,%rsi
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L45
L107:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L107
L45:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L84
L37:
  mov    %edi,%eax
  mov    %rsp,%rsi
  mov    %rsp,%r14
  imul   %r13d,%eax
  cltq
  lea    0xf(,%rax,8),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L92
L27:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L27
L92:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L13
L50:
  lea    0xf(,%rcx,8),%rax
  mov    %rsp,%rcx
  mov    %rsp,%r15
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L83
L104:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L104
L83:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L4
  orq    $0x0,-0x8(%rsp,%rdx,1)
L4:
  mov    %rsp,%rbx
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13d,%esi
  mov    %rbx,%r8
  mov    %edi,-0x34(%rbp)
  call   <standard_generate@plt>
  mov    -0x34(%rbp),%edi
  mov    %rbx,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13d,%esi
  call   <standard_operate@plt>
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L103
  lea    -0x20(%rbp),%rsp
  pop    %rbx
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopl   0x0(%rax)
L84:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L37
  nopl   0x0(%rax,%rax,1)
L13:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L50
L103:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void standard_test(int nbt, int dim) {
  int wind[nbt];
  double dir[nbt * dim];
  double err[nbt];
  standard_generate(nbt, dim, wind, dir, err);
  standard_operate(nbt, dim, wind, dir, err);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<standard_test>:
  endbr64
  push   %rbp
  movslq %edi,%rcx
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  mov    %esi,%r13d
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  lea    0xf(,%rcx,4),%rax
  mov    %rsp,%rsi
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L26
L34:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L34
L26:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L36
L77:
  mov    %edi,%eax
  mov    %rsp,%rsi
  mov    %rsp,%r14
  imul   %r13d,%eax
  cltq
  lea    0xf(,%rax,8),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L117
L83:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L83
L117:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L38
L43:
  lea    0xf(,%rcx,8),%rax
  mov    %rsp,%rcx
  mov    %rsp,%r15
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L86
L92:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L92
L86:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L76
  orq    $0x0,-0x8(%rsp,%rdx,1)
L76:
  mov    %rsp,%rbx
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13d,%esi
  mov    %rbx,%r8
  mov    %edi,-0x34(%rbp)
  call   <standard_generate@plt>
  mov    -0x34(%rbp),%edi
  mov    %rbx,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13d,%esi
  call   <standard_operate@plt>
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  lea    -0x20(%rbp),%rsp
  pop    %rbx
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
  nopl   0x0(%rax)
L36:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L77
  nopl   0x0(%rax,%rax,1)
L38:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L43
L18:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void standard_test(int nbt, int dim) {
  int wind[nbt];
  double dir[nbt * dim];
  double err[nbt];
  standard_generate(nbt, dim, wind, dir, err);
  standard_operate(nbt, dim, wind, dir, err);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<checksum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L0
L34:
  cmpl   $0x0,-0x8(%rbp)
  jne    L25
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  add    %eax,-0x10(%rbp)
  movl   $0x1,-0x8(%rbp)
  jmp    L2
L25:
  cmpl   $0x1,-0x8(%rbp)
  jne    L2
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  lea    -0x30(%rax),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  add    %eax,-0x10(%rbp)
  movl   $0x0,-0x8(%rbp)
L2:
  addl   $0x1,-0xc(%rbp)
L0:
  cmpl   $0xb,-0xc(%rbp)
  jle    L34
  mov    -0x10(%rbp),%edx
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  shr    $0x20,%rax
  sar    $0x2,%eax
  mov    %edx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  mov    %eax,%ecx
  mov    %ecx,%eax
  shl    $0x2,%eax
  add    %ecx,%eax
  add    %eax,%eax
  sub    %eax,%edx
  mov    %edx,-0x4(%rbp)
  mov    $0xa,%eax
  sub    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int checksum(char number[]) {
  int sum = 0;
  int i = 0;
  int counter = 0, remainder = 0;
  for (i = 0; i < 12; i++) {
    if (counter == 0) {
      sum += number[i] - 48;
      counter = 1;
    } else if (counter == 1) {
      sum += (number[i] - 48) * 3;
      counter = 0;
    }
  }
  remainder = sum % 10;
  return 10 - remainder;
}
```
user: What is the c source code of the assembly code below?

```asm
<checksum>:
  endbr64
  lea    0xc(%rdi),%rcx
  mov    $0x0,%eax
  mov    $0x0,%edx
  mov    $0x0,%r8d
  mov    $0x1,%esi
  jmp    L22
L35:
  movsbl (%rdi),%eax
  lea    -0x90(%rax,%rax,2),%eax
  add    %eax,%edx
  mov    %r8d,%eax
L17:
  add    $0x1,%rdi
  cmp    %rcx,%rdi
  je     L31
L22:
  test   %eax,%eax
  jne    L35
  movsbl (%rdi),%eax
  lea    -0x30(%rdx,%rax,1),%edx
  mov    %esi,%eax
  jmp    L17
L31:
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %edx,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %edx,%eax
  lea    0xa(%rax),%eax
  ret
```

assistant: ```c
int checksum(char number[]) {
  int sum = 0;
  int i = 0;
  int counter = 0, remainder = 0;
  for (i = 0; i < 12; i++) {
    if (counter == 0) {
      sum += number[i] - 48;
      counter = 1;
    } else if (counter == 1) {
      sum += (number[i] - 48) * 3;
      counter = 0;
    }
  }
  remainder = sum % 10;
  return 10 - remainder;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<checksum>:
  endbr64
  movsbl 0x1(%rdi),%eax
  lea    -0x90(%rax,%rax,2),%edx
  movsbl (%rdi),%eax
  lea    -0x30(%rdx,%rax,1),%edx
  lea    0x2(%rdi),%rax
  add    $0xc,%rdi
  xchg   %ax,%ax
L2:
  movsbl (%rax),%ecx
  add    $0x2,%rax
  lea    -0x30(%rdx,%rcx,1),%ecx
  movsbl -0x1(%rax),%edx
  lea    -0x90(%rdx,%rdx,2),%edx
  add    %ecx,%edx
  cmp    %rax,%rdi
  jne    L2
  movslq %edx,%rax
  mov    %edx,%ecx
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%ecx
  sar    $0x22,%rax
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %edx,%eax
  add    $0xa,%eax
  ret
```

assistant: ```c
int checksum(char number[]) {
  int sum = 0;
  int i = 0;
  int counter = 0, remainder = 0;
  for (i = 0; i < 12; i++) {
    if (counter == 0) {
      sum += number[i] - 48;
      counter = 1;
    } else if (counter == 1) {
      sum += (number[i] - 48) * 3;
      counter = 0;
    }
  }
  remainder = sum % 10;
  return 10 - remainder;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<checksum>:
  endbr64
  movsbl 0x1(%rdi),%edx
  movsbl 0xb(%rdi),%eax
  lea    -0x90(%rdx,%rdx,2),%ecx
  movsbl (%rdi),%edx
  lea    -0x30(%rcx,%rdx,1),%ecx
  movsbl 0x2(%rdi),%edx
  lea    -0x30(%rcx,%rdx,1),%ecx
  movsbl 0x3(%rdi),%edx
  lea    -0x90(%rdx,%rdx,2),%edx
  add    %ecx,%edx
  movsbl 0x4(%rdi),%ecx
  lea    -0x30(%rdx,%rcx,1),%ecx
  movsbl 0x5(%rdi),%edx
  lea    -0x90(%rdx,%rdx,2),%edx
  add    %ecx,%edx
  movsbl 0x6(%rdi),%ecx
  lea    -0x30(%rdx,%rcx,1),%ecx
  movsbl 0x7(%rdi),%edx
  lea    -0x90(%rdx,%rdx,2),%edx
  add    %ecx,%edx
  movsbl 0x8(%rdi),%ecx
  lea    -0x30(%rdx,%rcx,1),%ecx
  movsbl 0x9(%rdi),%edx
  lea    -0x90(%rdx,%rdx,2),%edx
  add    %ecx,%edx
  movsbl 0xa(%rdi),%ecx
  lea    -0x30(%rdx,%rcx,1),%ecx
  lea    -0x90(%rax,%rax,2),%edx
  add    %ecx,%edx
  movslq %edx,%rax
  mov    %edx,%ecx
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%ecx
  sar    $0x22,%rax
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %edx,%eax
  add    $0xa,%eax
  ret
```

assistant: ```c
int checksum(char number[]) {
  int sum = 0;
  int i = 0;
  int counter = 0, remainder = 0;
  for (i = 0; i < 12; i++) {
    if (counter == 0) {
      sum += number[i] - 48;
      counter = 1;
    } else if (counter == 1) {
      sum += (number[i] - 48) * 3;
      counter = 0;
    }
  }
  remainder = sum % 10;
  return 10 - remainder;
}
```
user: Translate the below assembly code into C programming language:

```asm
<A2C128_A>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,%eax
  mov    %al,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x8(%rbp)
  movzbl -0x1c(%rbp),%eax
  add    $0xffffff80,%eax
  cmp    $0x7,%eax
  ja     L16
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D7(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D7(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    -0x8(%rbp),%rax
  movb   $0x64,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x65,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x66,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x61,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x60,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x63,(%rax)
  jmp    L1
  mov    -0x8(%rbp),%rax
  movb   $0x62,(%rax)
  jmp    L1
L16:
  cmpb   $0x1f,-0x1c(%rbp)
  jbe    L30
  cmpb   $0x5f,-0x1c(%rbp)
  ja     L30
  movzbl -0x1c(%rbp),%eax
  lea    -0x20(%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  jmp    L11
L30:
  movzbl -0x1c(%rbp),%eax
  lea    0x40(%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
L11:
  nop
L1:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void A2C128_A(unsigned char **ppOutPos, unsigned char c) {
  unsigned char *pOutPos = *ppOutPos;
  switch (c) {
  case (unsigned char)(133):
    *pOutPos = 100;
    break;
  case (unsigned char)(131):
    *pOutPos = 101;
    break;
  case (unsigned char)(128):
    *pOutPos = 102;
    break;
  case (unsigned char)(129):
    *pOutPos = 97;
    break;
  case (unsigned char)(130):
    *pOutPos = 96;
    break;
  case (unsigned char)(134):
    *pOutPos = 99;
    break;
  case (unsigned char)(135):
    *pOutPos = 98;
    break;
  default:
    if (c >= ' ' && c <= '_')
      *pOutPos = (unsigned char)(c - ' ');
    else
      *pOutPos = (unsigned char)(c + 64);
    break;
  }
  (*ppOutPos)++;
}
```