user: What would the C source look like for the assembly code provided here:

```asm
<first_bit>:
  endbr64
  sub    $0x118,%rsp
  movdqa D69(%rip),%xmm0
  movabs $0x7edd5e59a4e28c2,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rax
  movaps %xmm0,(%rsp)
  movdqa D140(%rip),%xmm0
  neg    %rax
  and    %rdi,%rax
  movaps %xmm0,0x10(%rsp)
  movdqa D138(%rip),%xmm0
  imul   %rdx,%rax
  movaps %xmm0,0x20(%rsp)
  movdqa D103(%rip),%xmm0
  shr    $0x3a,%rax
  movaps %xmm0,0x30(%rsp)
  movdqa D122(%rip),%xmm0
  movaps %xmm0,0x40(%rsp)
  movdqa D71(%rip),%xmm0
  movaps %xmm0,0x50(%rsp)
  movdqa D28(%rip),%xmm0
  movaps %xmm0,0x60(%rsp)
  movdqa D44(%rip),%xmm0
  movaps %xmm0,0x70(%rsp)
  movdqa D102(%rip),%xmm0
  movaps %xmm0,0x80(%rsp)
  movdqa D139(%rip),%xmm0
  movaps %xmm0,0x90(%rsp)
  movdqa D104(%rip),%xmm0
  movaps %xmm0,0xa0(%rsp)
  movdqa D143(%rip),%xmm0
  movaps %xmm0,0xb0(%rsp)
  movdqa D0(%rip),%xmm0
  movaps %xmm0,0xc0(%rsp)
  movdqa D25(%rip),%xmm0
  movaps %xmm0,0xd0(%rsp)
  movdqa D100(%rip),%xmm0
  movaps %xmm0,0xe0(%rsp)
  movdqa D90(%rip),%xmm0
  movaps %xmm0,0xf0(%rsp)
  mov    (%rsp,%rax,4),%eax
  mov    0x108(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x118,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D69
data_type: byte[16]
name: parse_data
arguments: label: D140
data_type: byte[16]
name: parse_data
arguments: label: D138
data_type: byte[16]
name: parse_data
arguments: label: D103
data_type: byte[16]
name: parse_data
arguments: label: D122
data_type: byte[16]
name: parse_data
arguments: label: D71
data_type: byte[16]
name: parse_data
arguments: label: D28
data_type: byte[16]
name: parse_data
arguments: label: D44
data_type: byte[16]
name: parse_data
arguments: label: D102
data_type: byte[16]
name: parse_data
arguments: label: D139
data_type: byte[16]
name: parse_data
arguments: label: D104
data_type: byte[16]
name: parse_data
arguments: label: D143
data_type: byte[16]
name: parse_data
arguments: label: D0
data_type: byte[16]
name: parse_data
arguments: label: D25
data_type: byte[16]
name: parse_data
arguments: label: D100
data_type: byte[16]
name: parse_data
arguments: label: D90
data_type: byte[16]

tool: {"D69": [0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3a,0x00,0x00,0x00,0x01,0x00,0x00,0x00]}

tool: {"D140": [0x3b,0x00,0x00,0x00,0x2f,0x00,0x00,0x00,0x35,0x00,0x00,0x00,0x02,0x00,0x00,0x00]}

tool: {"D138": [0x3c,0x00,0x00,0x00,0x27,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x1b,0x00,0x00,0x00]}

tool: {"D103": [0x36,0x00,0x00,0x00,0x21,0x00,0x00,0x00,0x2a,0x00,0x00,0x00,0x03,0x00,0x00,0x00]}

tool: {"D122": [0x3d,0x00,0x00,0x00,0x33,0x00,0x00,0x00,0x25,0x00,0x00,0x00,0x28,0x00,0x00,0x00]}

tool: {"D71": [0x31,0x00,0x00,0x00,0x12,0x00,0x00,0x00,0x1c,0x00,0x00,0x00,0x14,0x00,0x00,0x00]}

tool: {"D28": [0x37,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x22,0x00,0x00,0x00,0x0b,0x00,0x00,0x00]}

tool: {"D44": [0x2b,0x00,0x00,0x00,0x0e,0x00,0x00,0x00,0x16,0x00,0x00,0x00,0x04,0x00,0x00,0x00]}

tool: {"D102": [0x3e,0x00,0x00,0x00,0x39,0x00,0x00,0x00,0x2e,0x00,0x00,0x00,0x34,0x00,0x00,0x00]}

tool: {"D139": [0x26,0x00,0x00,0x00,0x1a,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x29,0x00,0x00,0x00]}

tool: {"D104": [0x32,0x00,0x00,0x00,0x24,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x13,0x00,0x00,0x00]}

tool: {"D143": [0x1d,0x00,0x00,0x00,0x0a,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,0x15,0x00,0x00,0x00]}

tool: {"D0": [0x38,0x00,0x00,0x00,0x2d,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x1f,0x00,0x00,0x00]}

tool: {"D25": [0x23,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x0c,0x00,0x00,0x00]}

tool: {"D100": [0x2c,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0x0f,0x00,0x00,0x00,0x08,0x00,0x00,0x00]}

tool: {"D90": [0x17,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x05,0x00,0x00,0x00]}

assistant: ```c
int first_bit(unsigned long long b) {
  const int magic[64] = {63, 0, 58, 1, 59, 47, 53, 2, 60, 39, 48, 27, 54, 33, 42, 3, 61, 51, 37, 40, 49, 18, 28, 20, 55, 30, 34, 11, 43, 14, 22, 4, 62, 57, 46, 52, 38, 26, 32, 41, 50, 36, 17, 19, 29, 10, 13, 21, 56, 45, 25, 31, 35, 16, 9, 12, 44, 24, 15, 8, 23, 7, 6, 5};
  return magic[((b & (-b)) * 0x07EDD5E59A4E28C2ULL) >> 58];
}
```