user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  movabs $0x1555555555555556,%rax
  mov    $0x6,%edi
  movabs $0x8000000000000004,%rdx
  mov    %rax,%rcx
  imul   %rdi,%rcx
  cmp    %rdx,%rcx
  jne    1060 <main.cold>
  movabs $0xeaaaaaaaaaaaaaaa,%rdx
  mov    $0xfffffffffffffffa,%r8
  mov    %rdx,%rsi
  imul   %r8,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x7ffffffffffffffc,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  mov    $0x81234568,%eax
  mov    $0xfdbe971f,%edi
  movabs $0x80000000bc65bf98,%rdx
  mov    %rax,%rcx
  imul   %rdi,%rcx
  cmp    %rdx,%rcx
  jne    1060 <main.cold>
  movabs $0xffffffff7edcba98,%rdx
  movabs $0xffffffff024168e1,%r8
  mov    %rdx,%rsi
  imul   %r8,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x7fffffff439a4068,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  movabs $0x1555555555555555,%rax
  mov    $0x7,%edx
  imul   %rdx,%rax
  movabs $0x9555555555555553,%rdx
  cmp    %rdx,%rax
  jne    1060 <main.cold>
  movabs $0xeaaaaaaaaaaaaaab,%rdx
  mov    $0xfffffffffffffff9,%rcx
  imul   %rcx,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  movabs $0x1555555555555555,%rax
  mov    $0xfffffffffffffff9,%rdx
  imul   %rdx,%rax
  movabs $0x6aaaaaaaaaaaaaad,%rdx
  cmp    %rdx,%rax
  jne    1060 <main.cold>
  movabs $0xeaaaaaaaaaaaaaab,%rdx
  mov    $0x7,%ecx
  imul   %rcx,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  mov    $0x81234567,%eax
  mov    $0xfdbe9720,%edi
  movabs $0x800000003fca6de0,%rdx
  mov    %rax,%rcx
  imul   %rdi,%rcx
  cmp    %rdx,%rcx
  jne    1060 <main.cold>
  movabs $0xffffffff7edcba99,%rdx
  movabs $0xffffffff024168e0,%r8
  mov    %rdx,%rsi
  imul   %r8,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x7fffffffc0359220,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  movabs $0x8000000000000004,%rax
  mov    $0x6,%edx
  movabs $0x1555555555555556,%r8
  mov    %rdx,%rcx
  imul   %r8,%rcx
  cmp    %rax,%rcx
  jne    1060 <main.cold>
  mov    $0xfffffffffffffffa,%rax
  movabs $0xeaaaaaaaaaaaaaaa,%rdi
  mov    %rax,%rsi
  imul   %rdi,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x7ffffffffffffffc,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  mov    $0xfdbe971f,%edx
  mov    $0x81234568,%r8d
  movabs $0x80000000bc65bf98,%rax
  mov    %rdx,%rcx
  imul   %r8,%rcx
  cmp    %rax,%rcx
  jne    1060 <main.cold>
  movabs $0xffffffff024168e1,%rax
  movabs $0xffffffff7edcba98,%rdi
  mov    %rax,%rsi
  imul   %rdi,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x7fffffff439a4068,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  movabs $0x9555555555555553,%rax
  mov    $0x7,%edx
  movabs $0x1555555555555555,%r8
  mov    %rdx,%rcx
  imul   %r8,%rcx
  cmp    %rax,%rcx
  jne    1060 <main.cold>
  mov    $0xfffffffffffffff9,%rax
  movabs $0xeaaaaaaaaaaaaaab,%rdi
  mov    %rax,%rsi
  imul   %rdi,%rsi
  cmp    %rcx,%rsi
  jne    1060 <main.cold>
  movabs $0x6aaaaaaaaaaaaaad,%rcx
  imul   %r8,%rax
  cmp    %rcx,%rax
  jne    1060 <main.cold>
  imul   %rdi,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  mov    $0xfdbe9720,%eax
  mov    $0x81234567,%edx
  imul   %rdx,%rax
  movabs $0x800000003fca6de0,%rdx
  cmp    %rdx,%rax
  jne    1060 <main.cold>
  movabs $0xffffffff024168e0,%rdx
  movabs $0xffffffff7edcba99,%rcx
  imul   %rcx,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  movabs $0xffffffff024168e0,%rax
  mov    $0x81234567,%edx
  imul   %rdx,%rax
  movabs $0x7fffffffc0359220,%rdx
  cmp    %rdx,%rax
  jne    1060 <main.cold>
  movabs $0xffffffff7edcba99,%rcx
  mov    $0xfdbe9720,%edx
  imul   %rcx,%rdx
  cmp    %rax,%rdx
  jne    1060 <main.cold>
  xor    %eax,%eax
  ret
```

assistant: ```c
int main() {
  do {
    long long x = 0x1555555555555556LL;
    long long y = 6LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x1555555555555556LL;
    long long y = -6LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x1555555555555556LL;
    long long y = -6LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x1555555555555556LL;
    long long y = 6LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x81234568LL;
    long long y = 0xfdbe971fLL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x81234568LL;
    long long y = -0xfdbe971fLL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x81234568LL;
    long long y = -0xfdbe971fLL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x81234568LL;
    long long y = 0xfdbe971fLL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x1555555555555555LL;
    long long y = 7LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x1555555555555555LL;
    long long y = -7LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x1555555555555555LL;
    long long y = -7LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x1555555555555555LL;
    long long y = 7LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x81234567LL;
    long long y = 0xfdbe9720LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x81234567LL;
    long long y = -0xfdbe9720LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0x81234567LL;
    long long y = -0xfdbe9720LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0x81234567LL;
    long long y = 0xfdbe9720LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 6LL;
    long long y = 0x1555555555555556LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -6LL;
    long long y = -0x1555555555555556LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -6LL;
    long long y = 0x1555555555555556LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 6LL;
    long long y = -0x1555555555555556LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7ffffffffffffffcLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0xfdbe971fLL;
    long long y = 0x81234568LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0xfdbe971fLL;
    long long y = -0x81234568LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0xfdbe971fLL;
    long long y = 0x81234568LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0xfdbe971fLL;
    long long y = -0x81234568LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffff439a4068LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 7LL;
    long long y = 0x1555555555555555LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -7LL;
    long long y = -0x1555555555555555LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -7LL;
    long long y = 0x1555555555555555LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 7LL;
    long long y = -0x1555555555555555LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x6aaaaaaaaaaaaaadLL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0xfdbe9720LL;
    long long y = 0x81234567LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0xfdbe9720LL;
    long long y = -0x81234567LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != -0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = -0xfdbe9720LL;
    long long y = 0x81234567LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  do {
    long long x = 0xfdbe9720LL;
    long long y = -0x81234567LL;
    long long z;
    asm("" : "+g"(x));
    asm("" : "+g"(y));
    z = x * y;
    asm("" : "+g"(z));
    if (z != 0x7fffffffc0359220LL)
      __builtin_abort();
  } while (0);
  return 0;
}
```