user: 请将以下的汇编代码转换成C语言代码：

```asm
<test_xor>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movzbl D514(%rip),%eax
  mov    %al,0x6(%rsp)
  mov    $0x1,%ecx
L503:
  movzbl 0x6(%rsp),%eax
  lock cmpxchg %cl,0x2f21(%rip)        # 408f <a.23>
  sete   %dl
  je     L35
  mov    %al,0x6(%rsp)
L35:
  test   %dl,%dl
  je     L503
  movzbl D514(%rip),%eax
  test   %al,%al
  je     L527
  movzbl D36(%rip),%eax
L37:
  mov    %eax,%edx
  xor    $0x56,%edx
  lock cmpxchg %dl,0x2ef0(%rip)        # 408e <a.22>
  jne    L37
  cmp    $0x62,%dl
  jne    L253
  movzbl D36(%rip),%eax
  cmp    $0x62,%al
  jne    L139
  movzbl D465(%rip),%eax
L222:
  mov    %eax,%edx
  xor    $0x56,%edx
  lock cmpxchg %dl,0x2ec1(%rip)        # 408d <a.21>
  jne    L222
  cmp    $0x62,%dl
  jne    L558
  movzbl D465(%rip),%eax
  cmp    $0x62,%al
  jne    L56
  movzbl D457(%rip),%eax
L33:
  mov    %eax,%edx
  xor    $0x56,%edx
  lock cmpxchg %dl,0x2e92(%rip)        # 408c <a.20>
  jne    L33
  cmp    $0x62,%dl
  jne    L362
  movzbl D457(%rip),%eax
  cmp    $0x62,%al
  jne    L115
  movzwl D419(%rip),%eax
L426:
  mov    %eax,%edx
  xor    $0x7856,%dx
  lock cmpxchg %dx,0x2e5f(%rip)        # 408a <a.19>
  jne    L426
  cmp    $0x6a62,%dx
  jne    L494
  movzwl D419(%rip),%eax
  cmp    $0x6a62,%ax
  jne    L360
  movzwl D239(%rip),%eax
L258:
  mov    %eax,%edx
  xor    $0x7856,%dx
  lock cmpxchg %dx,0x2e28(%rip)        # 4088 <a.18>
  jne    L258
  cmp    $0x6a62,%dx
  jne    L134
  movzwl D239(%rip),%eax
  cmp    $0x6a62,%ax
  jne    L605
  mov    D654(%rip),%eax
L285:
  mov    %eax,%edx
  xor    $0x7856,%edx
  lock cmpxchg %edx,0x2df0(%rip)        # 4084 <a.17>
  jne    L285
  cmp    $0x6a62,%edx
  jne    L121
  mov    D654(%rip),%eax
  cmp    $0x6a62,%eax
  jne    L726
  mov    D678(%rip),%eax
L210:
  mov    %eax,%edx
  xor    $0x7856,%edx
  lock cmpxchg %edx,0x2db7(%rip)        # 4080 <a.16>
  jne    L210
  cmp    $0x6a62,%edx
  jne    L171
  mov    D678(%rip),%eax
  cmp    $0x6a62,%eax
  jne    L47
  mov    D437(%rip),%rax
L71:
  mov    %rax,%rdx
  xor    $0x7856,%rdx
  lock cmpxchg %rdx,0x2d76(%rip)        # 4078 <a.15>
  jne    L71
  cmp    $0x6a62,%rdx
  jne    L539
  mov    D437(%rip),%rax
  cmp    $0x6a62,%rax
  jne    L186
  mov    D388(%rip),%rax
L393:
  mov    %rax,%rdx
  xor    $0x7856,%rdx
  lock cmpxchg %rdx,0x2d32(%rip)        # 4070 <a.14>
  jne    L393
  cmp    $0x6a62,%rdx
  jne    L246
  mov    D388(%rip),%rax
  cmp    $0x6a62,%rax
  jne    L711
  mov    D252(%rip),%rax
L428:
  mov    %rax,%rdx
  xor    $0x7856,%rdx
  lock cmpxchg %rdx,0x2cee(%rip)        # 4068 <a.13>
  jne    L428
  cmp    $0x6a62,%rdx
  jne    L296
  mov    D252(%rip),%rax
  cmp    $0x6a62,%rax
  jne    L279
  mov    D578(%rip),%rax
L469:
  mov    %rax,%rdx
  xor    $0x7856,%rdx
  lock cmpxchg %rdx,0x2caa(%rip)        # 4060 <a.12>
  jne    L469
  cmp    $0x6a62,%rdx
  jne    L594
  mov    D578(%rip),%rax
  cmp    $0x6a62,%rax
  jne    L511
  movzbl D75(%rip),%eax
  mov    %al,0x7(%rsp)
  mov    $0x1,%ecx
L14:
  movzbl 0x7(%rsp),%eax
  lock cmpxchg %cl,0x2c6a(%rip)        # 405f <a.11>
  sete   %dl
  je     L554
  mov    %al,0x7(%rsp)
L554:
  test   %dl,%dl
  je     L14
  movzbl D75(%rip),%eax
  test   %al,%al
  je     L624
  movzbl D443(%rip),%eax
L339:
  mov    %eax,%edx
  xor    $0x78,%edx
  lock cmpxchg %dl,0x2c39(%rip)        # 405e <a.10>
  jne    L339
  cmp    $0x87,%dl
  jne    L112
  movzbl D443(%rip),%eax
  cmp    $0x87,%al
  jne    L674
  movzbl D220(%rip),%eax
L212:
  mov    %eax,%edx
  xor    $0x78,%edx
  lock cmpxchg %dl,0x2c0a(%rip)        # 405d <a.9>
  jne    L212
  cmp    $0x87,%dl
  jne    L150
  movzbl D220(%rip),%eax
  cmp    $0x87,%al
  jne    L248
  movzbl D708(%rip),%eax
L124:
  mov    %eax,%edx
  xor    $0x78,%edx
  lock cmpxchg %dl,0x2bdb(%rip)        # 405c <a.8>
  jne    L124
  cmp    $0x87,%dl
  jne    L531
  movzbl D708(%rip),%eax
  cmp    $0x87,%al
  jne    L583
  movzwl D602(%rip),%eax
L80:
  mov    %eax,%edx
  xor    $0x5678,%dx
  lock cmpxchg %dx,0x2ba8(%rip)        # 405a <a.7>
  jne    L80
  cmp    $0xa987,%dx
  jne    L596
  movzwl D602(%rip),%eax
  cmp    $0xa987,%ax
  jne    L498
  movzwl D649(%rip),%eax
L242:
  mov    %eax,%edx
  xor    $0x5678,%dx
  lock cmpxchg %dx,0x2b71(%rip)        # 4058 <a.6>
  jne    L242
  cmp    $0xa987,%dx
  jne    L638
  movzwl D649(%rip),%eax
  cmp    $0xa987,%ax
  jne    L100
  mov    D719(%rip),%eax
L91:
  mov    %eax,%edx
  xor    $0x12345678,%edx
  lock cmpxchg %edx,0x2b39(%rip)        # 4054 <a.5>
  jne    L91
  cmp    $0xedcba987,%edx
  jne    L363
  mov    D719(%rip),%eax
  cmp    $0xedcba987,%eax
  jne    L270
  mov    D121(%rip),%eax
L651:
  mov    %eax,%edx
  xor    $0x12345678,%edx
  lock cmpxchg %edx,0x2b00(%rip)        # 4050 <a.4>
  jne    L651
  cmp    $0xedcba987,%edx
  jne    L64
  mov    D121(%rip),%eax
  cmp    $0xedcba987,%eax
  jne    L708
  mov    D621(%rip),%rax
L88:
  mov    %rax,%rdx
  xor    $0x12345678,%rdx
  lock cmpxchg %rdx,0x2abf(%rip)        # 4048 <a.3>
  jne    L88
  cmp    $0xffffffffedcba987,%rdx
  jne    L579
  mov    D621(%rip),%rax
  cmp    $0xffffffffedcba987,%rax
  jne    L581
  mov    D396(%rip),%rax
L459:
  mov    %rax,%rdx
  xor    $0x12345678,%rdx
  lock cmpxchg %rdx,0x2a7b(%rip)        # 4040 <a.2>
  jne    L459
  cmp    $0xffffffffedcba987,%rdx
  jne    L535
  mov    D396(%rip),%rax
  cmp    $0xffffffffedcba987,%rax
  jne    L373
  mov    D32(%rip),%rax
L204:
  mov    %rax,%rdx
  xor    $0x12345678,%rdx
  lock cmpxchg %rdx,0x2a37(%rip)        # 4038 <a.1>
  jne    L204
  cmp    $0xffffffffedcba987,%rdx
  jne    L353
  mov    D32(%rip),%rax
  cmp    $0xffffffffedcba987,%rax
  jne    L413
  mov    D706(%rip),%rax
L385:
  mov    %rax,%rdx
  xor    $0x12345678,%rdx
  lock cmpxchg %rdx,0x29f3(%rip)        # 4030 <a.0>
  jne    L385
  cmp    $0xffffffffedcba987,%rdx
  jne    L167
  mov    D706(%rip),%rax
  cmp    $0xffffffffedcba987,%rax
  jne    L95
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L418
  add    $0x18,%rsp
  ret
L527:
  call   <abort@plt>
L253:
  call   <abort@plt>
L139:
  call   <abort@plt>
L558:
  call   <abort@plt>
L56:
  call   <abort@plt>
L362:
  call   <abort@plt>
L115:
  call   <abort@plt>
L494:
  call   <abort@plt>
L360:
  call   <abort@plt>
L134:
  call   <abort@plt>
L605:
  call   <abort@plt>
L121:
  call   <abort@plt>
L726:
  call   <abort@plt>
L171:
  call   <abort@plt>
L47:
  call   <abort@plt>
L539:
  call   <abort@plt>
L186:
  call   <abort@plt>
L246:
  call   <abort@plt>
L711:
  call   <abort@plt>
L296:
  call   <abort@plt>
L279:
  call   <abort@plt>
L594:
  call   <abort@plt>
L511:
  call   <abort@plt>
L624:
  call   <abort@plt>
L112:
  call   <abort@plt>
L674:
  call   <abort@plt>
L150:
  call   <abort@plt>
L248:
  call   <abort@plt>
L531:
  call   <abort@plt>
L583:
  call   <abort@plt>
L596:
  call   <abort@plt>
L498:
  call   <abort@plt>
L638:
  call   <abort@plt>
L100:
  call   <abort@plt>
L363:
  call   <abort@plt>
L270:
  call   <abort@plt>
L64:
  call   <abort@plt>
L708:
  call   <abort@plt>
L579:
  call   <abort@plt>
L581:
  call   <abort@plt>
L535:
  call   <abort@plt>
L373:
  call   <abort@plt>
L353:
  call   <abort@plt>
L413:
  call   <abort@plt>
L167:
  call   <abort@plt>
L95:
  call   <abort@plt>
L418:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void test_xor(void) {
  do {
    do {
      static volatile _Atomic(_Bool) a = (_Bool)((0x1234));
      if ((a ^= ((0x7856))) != (_Bool)((_Bool)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (_Bool)((_Bool)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(char) a = (char)((0x1234));
      if ((a ^= ((0x7856))) != (char)((char)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (char)((char)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed char) a = (signed char)((0x1234));
      if ((a ^= ((0x7856))) != (signed char)((signed char)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (signed char)((signed char)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned char) a = (unsigned char)((0x1234));
      if ((a ^= ((0x7856))) != (unsigned char)((unsigned char)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (unsigned char)((unsigned char)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed short) a = (signed short)((0x1234));
      if ((a ^= ((0x7856))) != (signed short)((signed short)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (signed short)((signed short)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned short) a = (unsigned short)((0x1234));
      if ((a ^= ((0x7856))) != (unsigned short)((unsigned short)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (unsigned short)((unsigned short)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed int) a = (signed int)((0x1234));
      if ((a ^= ((0x7856))) != (signed int)((signed int)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (signed int)((signed int)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned int) a = (unsigned int)((0x1234));
      if ((a ^= ((0x7856))) != (unsigned int)((unsigned int)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (unsigned int)((unsigned int)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed long) a = (signed long)((0x1234));
      if ((a ^= ((0x7856))) != (signed long)((signed long)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (signed long)((signed long)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned long) a = (unsigned long)((0x1234));
      if ((a ^= ((0x7856))) != (unsigned long)((unsigned long)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (unsigned long)((unsigned long)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed long long) a = (signed long long)((0x1234));
      if ((a ^= ((0x7856))) != (signed long long)((signed long long)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (signed long long)((signed long long)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned long long) a = (unsigned long long)((0x1234));
      if ((a ^= ((0x7856))) != (unsigned long long)((unsigned long long)((0x1234)) ^ ((0x7856))))
        abort();
      if (a != (unsigned long long)((unsigned long long)((0x1234)) ^ ((0x7856))))
        abort();
    } while (0);
  } while (0);
  do {
    do {
      static volatile _Atomic(_Bool) a = (_Bool)((-1));
      if ((a ^= ((0x12345678))) != (_Bool)((_Bool)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (_Bool)((_Bool)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(char) a = (char)((-1));
      if ((a ^= ((0x12345678))) != (char)((char)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (char)((char)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed char) a = (signed char)((-1));
      if ((a ^= ((0x12345678))) != (signed char)((signed char)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (signed char)((signed char)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned char) a = (unsigned char)((-1));
      if ((a ^= ((0x12345678))) != (unsigned char)((unsigned char)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (unsigned char)((unsigned char)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed short) a = (signed short)((-1));
      if ((a ^= ((0x12345678))) != (signed short)((signed short)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (signed short)((signed short)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned short) a = (unsigned short)((-1));
      if ((a ^= ((0x12345678))) != (unsigned short)((unsigned short)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (unsigned short)((unsigned short)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed int) a = (signed int)((-1));
      if ((a ^= ((0x12345678))) != (signed int)((signed int)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (signed int)((signed int)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned int) a = (unsigned int)((-1));
      if ((a ^= ((0x12345678))) != (unsigned int)((unsigned int)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (unsigned int)((unsigned int)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed long) a = (signed long)((-1));
      if ((a ^= ((0x12345678))) != (signed long)((signed long)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (signed long)((signed long)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned long) a = (unsigned long)((-1));
      if ((a ^= ((0x12345678))) != (unsigned long)((unsigned long)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (unsigned long)((unsigned long)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(signed long long) a = (signed long long)((-1));
      if ((a ^= ((0x12345678))) != (signed long long)((signed long long)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (signed long long)((signed long long)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
    do {
      static volatile _Atomic(unsigned long long) a = (unsigned long long)((-1));
      if ((a ^= ((0x12345678))) != (unsigned long long)((unsigned long long)((-1)) ^ ((0x12345678))))
        abort();
      if (a != (unsigned long long)((unsigned long long)((-1)) ^ ((0x12345678))))
        abort();
    } while (0);
  } while (0);
}
```