user: 请从给定的汇编指令推导出C源代码：

```asm
<prusage>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%r14
  mov    %rsi,%r13
  mov    %r8,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    0x48(%rsi),%r12d
  sub    0x48(%rdi),%r12d
  imul   $0x64,%r12d,%r12d
  mov    0x4c(%rsi),%esi
  sub    0x4c(%rdi),%esi
  movslq %esi,%rax
  imul   $0x68db8bad,%rax,%rax
  sar    $0x2c,%rax
  sar    $0x1f,%esi
  sub    %esi,%eax
  add    %eax,%r12d
  mov    0x40(%r13),%eax
  sub    0x40(%rdi),%eax
  imul   $0x64,%eax,%eax
  add    %eax,%r12d
  mov    0x44(%r13),%esi
  sub    0x44(%rdi),%esi
  movslq %esi,%rax
  imul   $0x68db8bad,%rax,%rax
  sar    $0x2c,%rax
  sar    $0x1f,%esi
  sub    %esi,%eax
  add    %eax,%r12d
  mov    (%rdx),%eax
  sub    (%rcx),%eax
  imul   $0x64,%eax,%eax
  mov    0x4(%rdx),%edx
  sub    0x4(%rcx),%edx
  mov    %edx,%ecx
  movslq %edx,%rdx
  imul   $0x68db8bad,%rdx,%rdx
  sar    $0x2c,%rdx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  imul   $0x64,%r12d,%edi
  mov    %edi,0x8(%rsp)
  add    %edx,%eax
  mov    $0x1,%edx
  cmovne %eax,%edx
  mov    %edx,0xc(%rsp)
  movslq %eax,%rdx
  imul   $0x51eb851f,%rdx,%rdx
  sar    $0x25,%rdx
  sar    $0x1f,%eax
  sub    %eax,%edx
  mov    %edx,0x4(%rsp)
  lea    D83(%rip),%rdx
  mov    $0x25,%eax
  lea    D89(%rip),%r15
  jmp    L499
L400:
  movzbl 0x1(%rdx),%eax
  test   %al,%al
  je     L4
  lea    0x1(%rdx),%rbp
  sub    $0x43,%eax
  cmp    $0x15,%al
  ja     L199
  movzbl %al,%eax
  movslq (%r15,%rax,4),%rax
  add    %r15,%rax
  notrack jmp *%rax
  lea    0x48(%r14),%rdx
  lea    0x48(%r13),%rsi
  lea    0x10(%rsp),%rdi
  call   <tvsub@plt>
  mov    0x14(%rsp),%eax
  movslq %eax,%rcx
  imul   $0x14f8b589,%rcx,%rcx
  sar    $0x2d,%rcx
  sar    $0x1f,%eax
  sub    %eax,%ecx
  mov    0x10(%rsp),%edx
  lea    D32(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L194:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L194
L199:
  lea    0x1(%rbp),%rdx
  movzbl 0x1(%rbp),%eax
  test   %al,%al
  je     L4
L499:
  cmp    $0x25,%al
  je     L400
  mov    %al,(%rbx)
  mov    %rdx,%rbp
  lea    0x1(%rbx),%rbx
  jmp    L199
  lea    0x40(%r14),%rdx
  lea    0x40(%r13),%rsi
  lea    0x10(%rsp),%rdi
  call   <tvsub@plt>
  mov    0x14(%rsp),%eax
  movslq %eax,%rcx
  imul   $0x14f8b589,%rcx,%rcx
  sar    $0x2d,%rcx
  sar    $0x1f,%eax
  sub    %eax,%ecx
  mov    0x10(%rsp),%edx
  lea    D32(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L287:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L287
  jmp    L199
  mov    %rbx,%rsi
  mov    0x4(%rsp),%edi
  call   <psecs@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L48:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L48
  jmp    L199
  mov    0x8(%rsp),%eax
  cltd
  idivl  0xc(%rsp)
  mov    %eax,%edx
  lea    D70(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L180:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L180
  jmp    L199
  mov    0x0(%r13),%edx
  sub    (%r14),%edx
  lea    D77(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L299:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L299
  jmp    L199
  mov    %r12d,%eax
  test   %r12d,%r12d
  je     L211
  mov    0x4(%r13),%eax
  sub    0x4(%r14),%eax
  cltd
  idiv   %r12d
L211:
  mov    %eax,%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L394:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L394
  jmp    L199
  mov    %r12d,%eax
  test   %r12d,%r12d
  je     L426
  mov    0xc(%r13),%eax
  add    0x8(%r13),%eax
  sub    0xc(%r14),%eax
  sub    0x8(%r14),%eax
  cltd
  idiv   %r12d
L426:
  mov    %eax,%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L123:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L123
  jmp    L199
  mov    %r12d,%eax
  test   %r12d,%r12d
  je     L484
  mov    0xc(%r13),%eax
  add    0x4(%r13),%eax
  add    0x8(%r13),%eax
  mov    0x8(%r14),%edx
  add    0x4(%r14),%edx
  add    0xc(%r14),%edx
  sub    %edx,%eax
  cltd
  idiv   %r12d
L484:
  mov    %eax,%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L182:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L182
  jmp    L199
  mov    0x10(%r13),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %eax,%edx
  sar    %edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L92:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L92
  jmp    L199
  mov    0x38(%r13),%rdx
  sub    0x38(%r14),%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L431:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L431
  jmp    L199
  mov    0x30(%r13),%rdx
  sub    0x30(%r14),%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L188:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L188
  jmp    L199
  mov    0x28(%r13),%rdx
  sub    0x28(%r14),%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L392:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L392
  jmp    L199
  mov    0x20(%r13),%rdx
  sub    0x20(%r14),%edx
  lea    D95(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L465:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L465
  jmp    L199
  mov    0x18(%r13),%ecx
  sub    0x18(%r14),%ecx
  mov    0x14(%r13),%edx
  sub    0x14(%r14),%edx
  lea    D113(%rip),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  cmpb   $0x0,(%rbx)
  je     L199
L337:
  add    $0x1,%rbx
  cmpb   $0x0,(%rbx)
  jne    L337
  jmp    L199
L4:
  movb   $0x0,(%rbx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L303
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L303:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D83
type_infered: string
name: parse_data
arguments: data_tag: D32
type_infered: string
name: parse_data
arguments: data_tag: D70
type_infered: string
name: parse_data
arguments: data_tag: D77
type_infered: string
name: parse_data
arguments: data_tag: D95
type_infered: string
name: parse_data
arguments: data_tag: D113
type_infered: string

tool: D83: %Uuser %Ssys %Ereal %P %Xi+%Dd %Mmaxrss %F+%Rpf %Ccsw

tool: D32: %ld.%01ld

tool: D70: %d%%

tool: D77: %d

tool: D95: %ld

tool: D113: %ld+%ld

assistant: ```c
void prusage(register struct rusage *r0, register struct rusage *r1, struct timeval *e, struct timeval *b, char *outp) {
  struct timeval tdiff;
  register time_t t;
  register char *cp;
  register int i;
  int ms;
  t = (r1->ru_utime.tv_sec - r0->ru_utime.tv_sec) * 100 + (r1->ru_utime.tv_usec - r0->ru_utime.tv_usec) / 10000 + (r1->ru_stime.tv_sec - r0->ru_stime.tv_sec) * 100 + (r1->ru_stime.tv_usec - r0->ru_stime.tv_usec) / 10000;
  ms = (e->tv_sec - b->tv_sec) * 100 + (e->tv_usec - b->tv_usec) / 10000;
  cp = "%Uuser %Ssys %Ereal %P %Xi+%Dd %Mmaxrss %F+%Rpf %Ccsw";
  for (; *cp; cp++) {
    if (*cp != '%')
      *outp++ = *cp;
    else if (cp[1])
      switch (*++cp) {
      case 'U':
        tvsub(&tdiff, &r1->ru_utime, &r0->ru_utime);
        sprintf(outp, "%ld.%01ld", tdiff.tv_sec, tdiff.tv_usec / 100000);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'S':
        tvsub(&tdiff, &r1->ru_stime, &r0->ru_stime);
        sprintf(outp, "%ld.%01ld", tdiff.tv_sec, tdiff.tv_usec / 100000);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'E':
        psecs(ms / 100, outp);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'P':
        sprintf(outp, "%d%%", (int)(t * 100 / ((ms ? ms : 1))));
        {
          while (*outp)
            outp++;
        };
        break;
      case 'W':
        i = r1->ru_nswap - r0->ru_nswap;
        sprintf(outp, "%d", i);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'X':
        sprintf(outp, "%ld", t == 0 ? 0 : (r1->ru_ixrss - r0->ru_ixrss) / t);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'D':
        sprintf(outp, "%ld", t == 0 ? 0 : (r1->ru_idrss + r1->ru_isrss - (r0->ru_idrss + r0->ru_isrss)) / t);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'K':
        sprintf(outp, "%ld", t == 0 ? 0 : ((r1->ru_ixrss + r1->ru_isrss + r1->ru_idrss) - (r0->ru_ixrss + r0->ru_idrss + r0->ru_isrss)) / t);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'M':
        sprintf(outp, "%ld", r1->ru_maxrss / 2);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'F':
        sprintf(outp, "%ld", r1->ru_majflt - r0->ru_majflt);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'R':
        sprintf(outp, "%ld", r1->ru_minflt - r0->ru_minflt);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'I':
        sprintf(outp, "%ld", r1->ru_inblock - r0->ru_inblock);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'O':
        sprintf(outp, "%ld", r1->ru_oublock - r0->ru_oublock);
        {
          while (*outp)
            outp++;
        };
        break;
      case 'C':
        sprintf(outp, "%ld+%ld", r1->ru_nvcsw - r0->ru_nvcsw, r1->ru_nivcsw - r0->ru_nivcsw);
        {
          while (*outp)
            outp++;
        };
        break;
      }
  }
  *outp = '\0';
}
```