user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    $0x2,%esi
  mov    $0x1,%edi
  call   <add64@plt>
  mov    %eax,%ebp
  cmp    $0x3,%eax
  je     L37
  lea    D21(%rip),%rdi
  call   <_fail@plt>
L37:
  mov    %ebp,%edi
  mov    $0x2,%esi
  call   <sub64@plt>
  mov    %eax,%ebp
  cmp    $0x1,%eax
  je     L27
  lea    D47(%rip),%rdi
  call   <_fail@plt>
L27:
  mov    %ebp,%edi
  mov    $0xfffffffc,%esi
  call   <add64@plt>
  mov    %eax,%ebp
  cmp    $0xfffffffd,%eax
  je     L45
  lea    D22(%rip),%rdi
  call   <_fail@plt>
L45:
  mov    $0x3,%esi
  mov    %ebp,%edi
  call   <add64@plt>
  test   %eax,%eax
  jne    L28
L8:
  xor    %edi,%edi
  mov    $0x1,%esi
  call   <sub64@plt>
  cmp    $0xffffffff,%eax
  je     L49
  lea    D31(%rip),%rdi
  call   <_fail@plt>
L49:
  xor    %eax,%eax
  call   <pass@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
L28:
  lea    D15(%rip),%rdi
  call   <_fail@plt>
  jmp    L8
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D21
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D47
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D22
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D31
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D15
type_infered: string

tool: D21: at /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c:24 

tool: D47: at /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c:28 

tool: D22: at /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c:32 

tool: D31: at /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c:41 

tool: D15: at /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c:36 

assistant: ```c
int main(void) {
  int64_t a = 1;
  int64_t b = 2;
  a = add64(a, b);
  if (a != 3) {
    _fail("at "
          "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c"
          ":"
          "24"
          " ");
  };
  a = sub64(a, b);
  if (a != 1) {
    _fail("at "
          "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c"
          ":"
          "28"
          " ");
  };
  a = add64(a, -4);
  if (a != -3) {
    _fail("at "
          "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c"
          ":"
          "32"
          " ");
  };
  a = add64(a, 3);
  if (a != 0) {
    _fail("at "
          "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c"
          ":"
          "36"
          " ");
  };
  a = 0;
  a = sub64(a, 1);
  if (a != -1) {
    _fail("at "
          "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/Aaron0927/xen-4.2.1/refs/heads/ai-touchbook/Codes/xen-4.3.1/tools/qemu-xen-traditional/tests/cris/check_int64.c"
          ":"
          "41"
          " ");
  };
  pass();
  return 0;
}
```