user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %r15
  lea    D16(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x10(%rsp),%rsi
  lea    D15(%rip),%rdi
  call   <scanf@plt>
  mov    0x10(%rsp),%edi
  mov    $0x1,%esi
  call   <calloc@plt>
  mov    0x10(%rsp),%edi
  mov    %rax,%rbx
  call   <sqrt@plt>
  test   %eax,%eax
  jle    L251
  mov    %eax,%r11d
  lea    0x1(%rax),%eax
  movl   $0x1,0x8(%rsp)
  mov    $0x88888889,%r10d
  movabs $0x22022020020000,%r14
  mov    %eax,0xc(%rsp)
  movabs $0x80080080080,%r13
  nopl   (%rax)
L44:
  mov    0x8(%rsp),%eax
  mov    %eax,%r8d
  imul   %eax,%r8d
  lea    0x0(,%r8,4),%r9d
  lea    (%r8,%r8,2),%ebp
  cmp    $0x1,%eax
  je     L131
  mov    %eax,%r12d
  mov    0xc(%rsp),%eax
  cmp    %r12d,%eax
  cmovle %eax,%r12d
  mov    $0x1,%eax
  nopl   0x0(%rax,%rax,1)
L228:
  mov    %eax,%ecx
  mov    0x10(%rsp),%edi
  imul   %eax,%ecx
  lea    (%r9,%rcx,1),%edx
  cmp    %edx,%edi
  jl     L273
  mov    %edx,%esi
  imul   %r10,%rsi
  shr    $0x25,%rsi
  imul   $0x3c,%esi,%r15d
  mov    %edx,%esi
  sub    %r15d,%esi
  mov    %r14,%r15
  or     $0x2002,%r15
  bt     %rsi,%r15
  jae    L273
  movslq %edx,%rsi
  add    %rbx,%rsi
  cmpb   $0x0,(%rsi)
  sete   (%rsi)
  mov    0x10(%rsp),%edi
L273:
  sub    %r8d,%edx
  cmp    %edi,%edx
  jg     L272
  mov    %edx,%esi
  mov    %edx,%edi
  imul   %r10,%rsi
  shr    $0x25,%rsi
  imul   $0x3c,%esi,%esi
  sub    %esi,%edi
  bt     %rdi,%r13
  jae    L272
  movslq %edx,%rdx
  add    %rbx,%rdx
  cmpb   $0x0,(%rdx)
  sete   (%rdx)
L272:
  mov    %ebp,%esi
  sub    %ecx,%esi
  cmp    %esi,0x10(%rsp)
  jl     L230
  movslq %esi,%rcx
  mov    %esi,%edi
  imul   $0xffffffff88888889,%rcx,%rdx
  sar    $0x1f,%edi
  shr    $0x20,%rdx
  add    %esi,%edx
  sar    $0x5,%edx
  sub    %edi,%edx
  imul   $0x3c,%edx,%edi
  sub    %edi,%esi
  cmp    $0x3b,%esi
  ja     L230
  movabs $0xf7ff7fffff7ff7ff,%rdi
  bt     %rsi,%rdi
  jb     L230
  add    %rbx,%rcx
  cmpb   $0x0,(%rcx)
  sete   (%rcx)
L230:
  add    $0x1,%eax
  cmp    %r12d,%eax
  jl     L228
  cmp    %eax,%r11d
  jl     L209
  xchg   %ax,%ax
L131:
  mov    %eax,%edx
  mov    0x10(%rsp),%esi
  imul   %eax,%edx
  add    %r9d,%edx
  cmp    %esi,%edx
  jg     L154
  mov    %edx,%ecx
  imul   %r10,%rcx
  shr    $0x25,%rcx
  imul   $0x3c,%ecx,%edi
  mov    %edx,%ecx
  sub    %edi,%ecx
  mov    %r14,%rdi
  or     $0x2002,%rdi
  bt     %rcx,%rdi
  jae    L154
  movslq %edx,%rcx
  add    %rbx,%rcx
  cmpb   $0x0,(%rcx)
  sete   (%rcx)
  mov    0x10(%rsp),%esi
L154:
  sub    %r8d,%edx
  cmp    %esi,%edx
  jg     L289
  mov    %edx,%ecx
  mov    %edx,%esi
  imul   %r10,%rcx
  shr    $0x25,%rcx
  imul   $0x3c,%ecx,%ecx
  sub    %ecx,%esi
  bt     %rsi,%r13
  jae    L289
  movslq %edx,%rdx
  add    %rbx,%rdx
  cmpb   $0x0,(%rdx)
  sete   (%rdx)
L289:
  add    $0x1,%eax
  cmp    %r11d,%eax
  jle    L131
L209:
  addl   $0x1,0x8(%rsp)
  mov    0x8(%rsp),%eax
  cmp    %eax,0xc(%rsp)
  jne    L44
  movl   $0x5,0x14(%rsp)
  cmp    $0x4,%r11d
  jle    L55
  mov    $0x5,%edx
  jmp    L231
  nopl   0x0(%rax,%rax,1)
L51:
  add    $0x1,%edx
  mov    %edx,0x14(%rsp)
  cmp    %r11d,%edx
  jg     L55
L231:
  movslq %edx,%rax
  cmpb   $0x1,(%rbx,%rax,1)
  jne    L51
  mov    %edx,%eax
  imul   %edx,%eax
  cmp    %eax,0x10(%rsp)
  jl     L51
  mov    $0x1,%ecx
  nopl   (%rax)
L296:
  cltq
  add    $0x1,%ecx
  movb   $0x0,(%rbx,%rax,1)
  mov    0x14(%rsp),%edx
  mov    %edx,%eax
  imul   %ecx,%eax
  imul   %edx,%eax
  cmp    0x10(%rsp),%eax
  jle    L296
  add    $0x1,%edx
  mov    %edx,0x14(%rsp)
  cmp    %r11d,%edx
  jle    L231
  nop
L55:
  lea    D27(%rip),%rdi
  xor    %eax,%eax
  lea    D37(%rip),%rbp
  call   <printf@plt>
  mov    0x10(%rsp),%edx
  mov    $0x5,%esi
  movl   $0x5,0x14(%rsp)
  cmp    $0x4,%edx
  jle    L45
  nopl   0x0(%rax,%rax,1)
L88:
  movslq %esi,%rax
  cmpb   $0x1,(%rbx,%rax,1)
  je     L248
  add    $0x1,%esi
  mov    %esi,0x14(%rsp)
  cmp    %edx,%esi
  jle    L88
L45:
  lea    0x14(%rsp),%rsi
  lea    D15(%rip),%rdi
  call   <scanf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L46
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  cs nopw 0x0(%rax,%rax,1)
L248:
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    0x14(%rsp),%eax
  mov    0x10(%rsp),%edx
  lea    0x1(%rax),%esi
  mov    %esi,0x14(%rsp)
  cmp    %edx,%esi
  jle    L88
  jmp    L45
L251:
  movl   $0x5,0x14(%rsp)
  jmp    L55
L46:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D16
type_guessed: string
name: disassemble_data
arguments: data_tag: D15
type_guessed: string
name: disassemble_data
arguments: data_tag: D27
type_guessed: string
name: disassemble_data
arguments: data_tag: D37
type_guessed: string

tool: D16: Insert a number to which are primes are calculated here: 

tool: D15: %d

tool: D27: The following primes have been calculated:
2
3
5

tool: D37: 
%d

assistant: ```c
int main() {
  int limit;
  int wlimit;
  int i, j, k, x, y, z;
  unsigned char *sieb;
  printf("Insert a number to which are primes are calculated here: ");
  scanf("%d", &limit);
  sieb = (unsigned char *)calloc(limit, sizeof(unsigned char));
  wlimit = sqrt(limit);
  for (x = 1; x <= wlimit; x++) {
    for (y = 1; y <= wlimit; y++) {
      z = 4 * x * x + y * y;
      if (z <= limit && (z % 60 == 1 || z % 60 == 13 || z % 60 == 17 || z % 60 == 29 || z % 60 == 37 || z % 60 == 41 || z % 60 == 49 || z % 60 == 53)) {
        sieb[z] = !sieb[z];
      }
      z = 3 * x * x + y * y;
      if (z <= limit && (z % 60 == 7 || z % 60 == 19 || z % 60 == 31 || z % 60 == 43)) {
        sieb[z] = !sieb[z];
      }
      z = 3 * x * x - y * y;
      if (x > y && z <= limit && (z % 60 == 11 || z % 60 == 23 || z % 60 == 47 || z % 60 == 59)) {
        sieb[z] = !sieb[z];
      }
    }
  }
  for (i = 5; i <= wlimit; i++) {
    if (sieb[i] == 1) {
      for (j = 1; j * i * i <= limit; j++) {
        sieb[j * i * i] = 0;
      }
    }
  }
  printf("The following primes have been calculated:\n2\n3\n5");
  for (i = 5; i <= limit; i++) {
    if (sieb[i] == 1) {
      printf("\n%d", i);
    }
  }
  scanf("%d", &i);
  return 0;
}
```