user: 下面的汇编指令对应的C源代码是什么：

```asm
<calc_time>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x78,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r15
  mov    %rdx,%r14
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  movl   $0x1f,0x10(%rsp)
  movl   $0x1c,0x14(%rsp)
  movl   $0x1f,0x18(%rsp)
  movl   $0x1e,0x1c(%rsp)
  movl   $0x1f,0x20(%rsp)
  movl   $0x1e,0x24(%rsp)
  movl   $0x1f,0x28(%rsp)
  movl   $0x1f,0x2c(%rsp)
  movl   $0x1e,0x30(%rsp)
  movl   $0x1f,0x34(%rsp)
  movl   $0x1e,0x38(%rsp)
  movl   $0x1f,0x3c(%rsp)
  mov    $0x3,%edi
  call   <malloc@plt>
  mov    %rax,(%rsp)
  lea    0x50(%rsp),%rdi
  mov    $0x18,%edx
  mov    %rbp,%rsi
  call   <strncpy@plt>
  mov    %rbp,%rdi
  call   <atoi@plt>
  mov    %eax,%r13d
  lea    0x3(%rbp),%rsi
  lea    0x4c(%rsp),%rbx
  mov    $0x3,%edx
  mov    %rbx,%rdi
  call   <strncpy@plt>
  mov    $0x3,%edx
  lea    D57(%rip),%rsi
  mov    %rbx,%rdi
  call   <strncmp@plt>
  mov    $0x3,%edx
  lea    D86(%rip),%rsi
  mov    %rbx,%rdi
  call   <strncmp@plt>
  cmp    $0x1,%eax
  mov    $0x1,%ebx
  adc    $0x0,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D47(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x3,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D94(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x4,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D83(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x5,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D35(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x6,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D115(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x7,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D10(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x8,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D72(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0x9,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D29(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0xa,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D51(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0xb,%eax
  cmove  %eax,%ebx
  lea    0x4c(%rsp),%rdi
  mov    $0x3,%edx
  lea    D81(%rip),%rsi
  call   <strncmp@plt>
  test   %eax,%eax
  mov    $0xc,%eax
  cmove  %eax,%ebx
  lea    0x9(%rbp),%rdi
  call   <atoi@plt>
  mov    %eax,%r12d
  test   $0x3,%al
  jne    L50
  cltq
  imul   $0x51eb851f,%rax,%rax
  sar    $0x25,%rax
  mov    %r12d,%edx
  sar    $0x1f,%edx
  sub    %edx,%eax
  imul   $0x64,%eax,%eax
  cmp    %eax,%r12d
  jne    L33
L50:
  test   %r12d,%r12d
  jne    L34
L33:
  movl   $0x1d,0x14(%rsp)
L34:
  mov    $0x0,%edx
  cmp    $0x1,%ebx
  jle    L7
  lea    0x10(%rsp),%rax
  lea    -0x2(%rbx),%edx
  lea    0x14(%rsp,%rdx,4),%rcx
  mov    $0x0,%edx
L30:
  add    (%rax),%edx
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L30
L7:
  lea    (%rdx,%r13,1),%eax
  mov    %eax,0xc(%rsp)
  lea    0xc(%rbp),%rdi
  call   <atoi@plt>
  mov    %eax,%ebx
  lea    0xf(%rbp),%rdi
  call   <atoi@plt>
  mov    %eax,%r13d
  lea    0x12(%rbp),%rdi
  call   <atoi@plt>
  mov    %eax,%ebp
  lea    0x65(%rsp),%rsi
  mov    $0x3,%edx
  mov    (%rsp),%rdi
  call   <strncpy@plt>
  mov    %rax,%rdi
  call   <atoi@plt>
  mov    %eax,%edx
  lea    0x7d0(%r12),%ecx
  lea    0x76c(%r12),%eax
  cmp    $0x54,%r12d
  cmovle %ecx,%eax
  imul   $0x36ee80,%ebx,%ebx
  imul   $0xea60,%r13d,%r13d
  add    %r13d,%ebx
  imul   $0x3e8,%ebp,%ebp
  add    %ebp,%ebx
  add    %edx,%ebx
  pxor   %xmm0,%xmm0
  cvtsi2sd %ebx,%xmm0
  divsd  D13(%rip),%xmm0
  pxor   %xmm1,%xmm1
  cvtsi2sdl 0xc(%rsp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%r15)
  imul   $0x3e8,%eax,%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  addsd  %xmm0,%xmm1
  movsd  %xmm1,(%r14)
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L39
  add    $0x78,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L39:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D57
datatype: string
name: parse_data
arguments: data_label: D86
datatype: string
name: parse_data
arguments: data_label: D47
datatype: string
name: parse_data
arguments: data_label: D94
datatype: string
name: parse_data
arguments: data_label: D83
datatype: string
name: parse_data
arguments: data_label: D35
datatype: string
name: parse_data
arguments: data_label: D115
datatype: string
name: parse_data
arguments: data_label: D10
datatype: string
name: parse_data
arguments: data_label: D72
datatype: string
name: parse_data
arguments: data_label: D29
datatype: string
name: parse_data
arguments: data_label: D51
datatype: string
name: parse_data
arguments: data_label: D81
datatype: string
name: parse_data
arguments: data_label: D13
datatype: byte[8]

tool: D57: JAN

tool: D86: FEB

tool: D47: MAR

tool: D94: APR

tool: D83: MAY

tool: D35: JUN

tool: D115: JUL

tool: D10: AUG

tool: D72: SEP

tool: D29: OCT

tool: D51: NOV

tool: D81: DEC

tool: {"D13": [0x00,0x00,0x00,0x00,0x70,0x99,0x94,0x41]}

assistant: ```c
void calc_time(char time_string[], double *clock_time, double *SC_clock_time) {
  int day_of_month, hour, minute, second, msec, jday, i, month, year, leap;
  int mon_nday[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
  char c_month[4], tmp_time_string[24];
  char *string_tmp = (char *)malloc(3);
  strncpy(tmp_time_string, &time_string[0], 24);
  day_of_month = atoi(&time_string[0]);
  strncpy(c_month, &time_string[3], 3);
  if (!strncmp(c_month, "JAN", 3)) {
    month = 1;
  }
  if (!strncmp(c_month, "FEB", 3)) {
    month = 2;
  }
  if (!strncmp(c_month, "MAR", 3)) {
    month = 3;
  }
  if (!strncmp(c_month, "APR", 3)) {
    month = 4;
  }
  if (!strncmp(c_month, "MAY", 3)) {
    month = 5;
  }
  if (!strncmp(c_month, "JUN", 3)) {
    month = 6;
  }
  if (!strncmp(c_month, "JUL", 3)) {
    month = 7;
  }
  if (!strncmp(c_month, "AUG", 3)) {
    month = 8;
  }
  if (!strncmp(c_month, "SEP", 3)) {
    month = 9;
  }
  if (!strncmp(c_month, "OCT", 3)) {
    month = 10;
  }
  if (!strncmp(c_month, "NOV", 3)) {
    month = 11;
  }
  if (!strncmp(c_month, "DEC", 3)) {
    month = 12;
  }
  year = atoi(&time_string[9]);
  if (year % 4 == 0 && year % 100 != 0) {
    leap = 1;
  } else if (year == 00) {
    leap = 1;
  } else {
    leap = 0;
  }
  if (leap) {
    mon_nday[1] = 29;
  }
  jday = 0;
  if (month > 1) {
    for (i = 0; i < month - 1; i++)
      jday = jday + mon_nday[i];
  }
  jday = jday + day_of_month;
  hour = atoi(&time_string[12]);
  minute = atoi(&time_string[15]);
  second = atoi(&time_string[18]);
  msec = atoi(strncpy(string_tmp, tmp_time_string + 21, 3));
  if (year < 85.) {
    year = year + 2000;
  } else {
    year = year + 1900;
  }
  *clock_time = (double)(jday) + ((double)(hour * 3600 * 1000 + minute * 60 * 1000 + second * 1000 + msec) / (double)(24 * 3600 * 1000));
  *SC_clock_time = (double)(year * 1000) + *clock_time;
}
```